OMXCodec.cpp revision 609b815a3131d22da38b2f452faa9f89daad4039 
1/*
2 * Copyright (C) 2009 The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 *      http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17#include <inttypes.h>
18
19//#define LOG_NDEBUG 0
20#define LOG_TAG "OMXCodec"
21#include <utils/Log.h>
22
23#include "include/AACEncoder.h"
24
25#include "include/ESDS.h"
26
27#include <binder/IServiceManager.h>
28#include <binder/MemoryDealer.h>
29#include <binder/ProcessState.h>
30#include <HardwareAPI.h>
31#include <media/stagefright/foundation/ADebug.h>
32#include <media/IMediaPlayerService.h>
33#include <media/stagefright/MediaBuffer.h>
34#include <media/stagefright/MediaBufferGroup.h>
35#include <media/stagefright/MediaDefs.h>
36#include <media/stagefright/MediaCodecList.h>
37#include <media/stagefright/MediaExtractor.h>
38#include <media/stagefright/MetaData.h>
39#include <media/stagefright/OMXCodec.h>
40#include <media/stagefright/Utils.h>
41#include <media/stagefright/SkipCutBuffer.h>
42#include <utils/Vector.h>
43
44#include <OMX_Audio.h>
45#include <OMX_AudioExt.h>
46#include <OMX_Component.h>
47#include <OMX_IndexExt.h>
48
49#include "include/avc_utils.h"
50
51namespace android {
52
53// Treat time out as an error if we have not received any output
54// buffers after 3 seconds.
55const static int64_t kBufferFilledEventTimeOutNs = 3000000000LL;
56
57// OMX Spec defines less than 50 color formats. If the query for
58// color format is executed for more than kMaxColorFormatSupported,
59// the query will fail to avoid looping forever.
60// 1000 is more than enough for us to tell whether the omx
61// component in question is buggy or not.
62const static uint32_t kMaxColorFormatSupported = 1000;
63
64#define FACTORY_CREATE_ENCODER(name) \
65static sp<MediaSource> Make##name(const sp<MediaSource> &source, const sp<MetaData> &meta) { \
66    return new name(source, meta); \
67}
68
69#define FACTORY_REF(name) { #name, Make##name },
70
71FACTORY_CREATE_ENCODER(AACEncoder)
72
73static sp<MediaSource> InstantiateSoftwareEncoder(
74        const char *name, const sp<MediaSource> &source,
75        const sp<MetaData> &meta) {
76    struct FactoryInfo {
77        const char *name;
78        sp<MediaSource> (*CreateFunc)(const sp<MediaSource> &, const sp<MetaData> &);
79    };
80
81    static const FactoryInfo kFactoryInfo[] = {
82        FACTORY_REF(AACEncoder)
83    };
84    for (size_t i = 0;
85         i < sizeof(kFactoryInfo) / sizeof(kFactoryInfo[0]); ++i) {
86        if (!strcmp(name, kFactoryInfo[i].name)) {
87            return (*kFactoryInfo[i].CreateFunc)(source, meta);
88        }
89    }
90
91    return NULL;
92}
93
94#undef FACTORY_CREATE_ENCODER
95#undef FACTORY_REF
96
97#define CODEC_LOGI(x, ...) ALOGI("[%s] "x, mComponentName, ##__VA_ARGS__)
98#define CODEC_LOGV(x, ...) ALOGV("[%s] "x, mComponentName, ##__VA_ARGS__)
99#define CODEC_LOGW(x, ...) ALOGW("[%s] "x, mComponentName, ##__VA_ARGS__)
100#define CODEC_LOGE(x, ...) ALOGE("[%s] "x, mComponentName, ##__VA_ARGS__)
101
102struct OMXCodecObserver : public BnOMXObserver {
103    OMXCodecObserver() {
104    }
105
106    void setCodec(const sp<OMXCodec> &target) {
107        mTarget = target;
108    }
109
110    // from IOMXObserver
111    virtual void onMessage(const omx_message &msg) {
112        sp<OMXCodec> codec = mTarget.promote();
113
114        if (codec.get() != NULL) {
115            Mutex::Autolock autoLock(codec->mLock);
116            codec->on_message(msg);
117            codec.clear();
118        }
119    }
120
121protected:
122    virtual ~OMXCodecObserver() {}
123
124private:
125    wp<OMXCodec> mTarget;
126
127    OMXCodecObserver(const OMXCodecObserver &);
128    OMXCodecObserver &operator=(const OMXCodecObserver &);
129};
130
131template<class T>
132static void InitOMXParams(T *params) {
133    params->nSize = sizeof(T);
134    params->nVersion.s.nVersionMajor = 1;
135    params->nVersion.s.nVersionMinor = 0;
136    params->nVersion.s.nRevision = 0;
137    params->nVersion.s.nStep = 0;
138}
139
140static bool IsSoftwareCodec(const char *componentName) {
141    if (!strncmp("OMX.google.", componentName, 11)) {
142        return true;
143    }
144
145    if (!strncmp("OMX.", componentName, 4)) {
146        return false;
147    }
148
149    return true;
150}
151
152// A sort order in which OMX software codecs are first, followed
153// by other (non-OMX) software codecs, followed by everything else.
154static int CompareSoftwareCodecsFirst(
155        const OMXCodec::CodecNameAndQuirks *elem1,
156        const OMXCodec::CodecNameAndQuirks *elem2) {
157    bool isOMX1 = !strncmp(elem1->mName.string(), "OMX.", 4);
158    bool isOMX2 = !strncmp(elem2->mName.string(), "OMX.", 4);
159
160    bool isSoftwareCodec1 = IsSoftwareCodec(elem1->mName.string());
161    bool isSoftwareCodec2 = IsSoftwareCodec(elem2->mName.string());
162
163    if (isSoftwareCodec1) {
164        if (!isSoftwareCodec2) { return -1; }
165
166        if (isOMX1) {
167            if (isOMX2) { return 0; }
168
169            return -1;
170        } else {
171            if (isOMX2) { return 0; }
172
173            return 1;
174        }
175
176        return -1;
177    }
178
179    if (isSoftwareCodec2) {
180        return 1;
181    }
182
183    return 0;
184}
185
186// static
187void OMXCodec::findMatchingCodecs(
188        const char *mime,
189        bool createEncoder, const char *matchComponentName,
190        uint32_t flags,
191        Vector<CodecNameAndQuirks> *matchingCodecs) {
192    matchingCodecs->clear();
193
194    const MediaCodecList *list = MediaCodecList::getInstance();
195    if (list == NULL) {
196        return;
197    }
198
199    size_t index = 0;
200    for (;;) {
201        ssize_t matchIndex =
202            list->findCodecByType(mime, createEncoder, index);
203
204        if (matchIndex < 0) {
205            break;
206        }
207
208        index = matchIndex + 1;
209
210        const char *componentName = list->getCodecName(matchIndex);
211
212        // If a specific codec is requested, skip the non-matching ones.
213        if (matchComponentName && strcmp(componentName, matchComponentName)) {
214            continue;
215        }
216
217        // When requesting software-only codecs, only push software codecs
218        // When requesting hardware-only codecs, only push hardware codecs
219        // When there is request neither for software-only nor for
220        // hardware-only codecs, push all codecs
221        if (((flags & kSoftwareCodecsOnly) &&   IsSoftwareCodec(componentName)) ||
222            ((flags & kHardwareCodecsOnly) &&  !IsSoftwareCodec(componentName)) ||
223            (!(flags & (kSoftwareCodecsOnly | kHardwareCodecsOnly)))) {
224
225            ssize_t index = matchingCodecs->add();
226            CodecNameAndQuirks *entry = &matchingCodecs->editItemAt(index);
227            entry->mName = String8(componentName);
228            entry->mQuirks = getComponentQuirks(list, matchIndex);
229
230            ALOGV("matching '%s' quirks 0x%08x",
231                  entry->mName.string(), entry->mQuirks);
232        }
233    }
234
235    if (flags & kPreferSoftwareCodecs) {
236        matchingCodecs->sort(CompareSoftwareCodecsFirst);
237    }
238}
239
240// static
241uint32_t OMXCodec::getComponentQuirks(
242        const MediaCodecList *list, size_t index) {
243    uint32_t quirks = 0;
244    if (list->codecHasQuirk(
245                index, "requires-allocate-on-input-ports")) {
246        quirks |= kRequiresAllocateBufferOnInputPorts;
247    }
248    if (list->codecHasQuirk(
249                index, "requires-allocate-on-output-ports")) {
250        quirks |= kRequiresAllocateBufferOnOutputPorts;
251    }
252    if (list->codecHasQuirk(
253                index, "output-buffers-are-unreadable")) {
254        quirks |= kOutputBuffersAreUnreadable;
255    }
256
257    return quirks;
258}
259
260// static
261bool OMXCodec::findCodecQuirks(const char *componentName, uint32_t *quirks) {
262    const MediaCodecList *list = MediaCodecList::getInstance();
263
264    if (list == NULL) {
265        return false;
266    }
267
268    ssize_t index = list->findCodecByName(componentName);
269
270    if (index < 0) {
271        return false;
272    }
273
274    *quirks = getComponentQuirks(list, index);
275
276    return true;
277}
278
279// static
280sp<MediaSource> OMXCodec::Create(
281        const sp<IOMX> &omx,
282        const sp<MetaData> &meta, bool createEncoder,
283        const sp<MediaSource> &source,
284        const char *matchComponentName,
285        uint32_t flags,
286        const sp<ANativeWindow> &nativeWindow) {
287    int32_t requiresSecureBuffers;
288    if (source->getFormat()->findInt32(
289                kKeyRequiresSecureBuffers,
290                &requiresSecureBuffers)
291            && requiresSecureBuffers) {
292        flags |= kIgnoreCodecSpecificData;
293        flags |= kUseSecureInputBuffers;
294    }
295
296    const char *mime;
297    bool success = meta->findCString(kKeyMIMEType, &mime);
298    CHECK(success);
299
300    Vector<CodecNameAndQuirks> matchingCodecs;
301    findMatchingCodecs(
302            mime, createEncoder, matchComponentName, flags, &matchingCodecs);
303
304    if (matchingCodecs.isEmpty()) {
305        ALOGV("No matching codecs! (mime: %s, createEncoder: %s, "
306                "matchComponentName: %s, flags: 0x%x)",
307                mime, createEncoder ? "true" : "false", matchComponentName, flags);
308        return NULL;
309    }
310
311    sp<OMXCodecObserver> observer = new OMXCodecObserver;
312    IOMX::node_id node = 0;
313
314    for (size_t i = 0; i < matchingCodecs.size(); ++i) {
315        const char *componentNameBase = matchingCodecs[i].mName.string();
316        uint32_t quirks = matchingCodecs[i].mQuirks;
317        const char *componentName = componentNameBase;
318
319        AString tmp;
320        if (flags & kUseSecureInputBuffers) {
321            tmp = componentNameBase;
322            tmp.append(".secure");
323
324            componentName = tmp.c_str();
325        }
326
327        if (createEncoder) {
328            sp<MediaSource> softwareCodec =
329                InstantiateSoftwareEncoder(componentName, source, meta);
330
331            if (softwareCodec != NULL) {
332                ALOGV("Successfully allocated software codec '%s'", componentName);
333
334                return softwareCodec;
335            }
336        }
337
338        ALOGV("Attempting to allocate OMX node '%s'", componentName);
339
340        if (!createEncoder
341                && (quirks & kOutputBuffersAreUnreadable)
342                && (flags & kClientNeedsFramebuffer)) {
343            if (strncmp(componentName, "OMX.SEC.", 8)) {
344                // For OMX.SEC.* decoders we can enable a special mode that
345                // gives the client access to the framebuffer contents.
346
347                ALOGW("Component '%s' does not give the client access to "
348                     "the framebuffer contents. Skipping.",
349                     componentName);
350
351                continue;
352            }
353        }
354
355        status_t err = omx->allocateNode(componentName, observer, &node);
356        if (err == OK) {
357            ALOGV("Successfully allocated OMX node '%s'", componentName);
358
359            sp<OMXCodec> codec = new OMXCodec(
360                    omx, node, quirks, flags,
361                    createEncoder, mime, componentName,
362                    source, nativeWindow);
363
364            observer->setCodec(codec);
365
366            err = codec->configureCodec(meta);
367            if (err == OK) {
368                return codec;
369            }
370
371            ALOGV("Failed to configure codec '%s'", componentName);
372        }
373    }
374
375    return NULL;
376}
377
378status_t OMXCodec::parseAVCCodecSpecificData(
379        const void *data, size_t size,
380        unsigned *profile, unsigned *level) {
381    const uint8_t *ptr = (const uint8_t *)data;
382
383    // verify minimum size and configurationVersion == 1.
384    if (size < 7 || ptr[0] != 1) {
385        return ERROR_MALFORMED;
386    }
387
388    *profile = ptr[1];
389    *level = ptr[3];
390
391    // There is decodable content out there that fails the following
392    // assertion, let's be lenient for now...
393    // CHECK((ptr[4] >> 2) == 0x3f);  // reserved
394
395    size_t lengthSize = 1 + (ptr[4] & 3);
396
397    // commented out check below as H264_QVGA_500_NO_AUDIO.3gp
398    // violates it...
399    // CHECK((ptr[5] >> 5) == 7);  // reserved
400
401    size_t numSeqParameterSets = ptr[5] & 31;
402
403    ptr += 6;
404    size -= 6;
405
406    for (size_t i = 0; i < numSeqParameterSets; ++i) {
407        if (size < 2) {
408            return ERROR_MALFORMED;
409        }
410
411        size_t length = U16_AT(ptr);
412
413        ptr += 2;
414        size -= 2;
415
416        if (size < length) {
417            return ERROR_MALFORMED;
418        }
419
420        addCodecSpecificData(ptr, length);
421
422        ptr += length;
423        size -= length;
424    }
425
426    if (size < 1) {
427        return ERROR_MALFORMED;
428    }
429
430    size_t numPictureParameterSets = *ptr;
431    ++ptr;
432    --size;
433
434    for (size_t i = 0; i < numPictureParameterSets; ++i) {
435        if (size < 2) {
436            return ERROR_MALFORMED;
437        }
438
439        size_t length = U16_AT(ptr);
440
441        ptr += 2;
442        size -= 2;
443
444        if (size < length) {
445            return ERROR_MALFORMED;
446        }
447
448        addCodecSpecificData(ptr, length);
449
450        ptr += length;
451        size -= length;
452    }
453
454    return OK;
455}
456
457status_t OMXCodec::configureCodec(const sp<MetaData> &meta) {
458    ALOGV("configureCodec protected=%d",
459         (mFlags & kEnableGrallocUsageProtected) ? 1 : 0);
460
461    if (!(mFlags & kIgnoreCodecSpecificData)) {
462        uint32_t type;
463        const void *data;
464        size_t size;
465        if (meta->findData(kKeyESDS, &type, &data, &size)) {
466            ESDS esds((const char *)data, size);
467            CHECK_EQ(esds.InitCheck(), (status_t)OK);
468
469            const void *codec_specific_data;
470            size_t codec_specific_data_size;
471            esds.getCodecSpecificInfo(
472                    &codec_specific_data, &codec_specific_data_size);
473
474            addCodecSpecificData(
475                    codec_specific_data, codec_specific_data_size);
476        } else if (meta->findData(kKeyAVCC, &type, &data, &size)) {
477            // Parse the AVCDecoderConfigurationRecord
478
479            unsigned profile, level;
480            status_t err;
481            if ((err = parseAVCCodecSpecificData(
482                            data, size, &profile, &level)) != OK) {
483                ALOGE("Malformed AVC codec specific data.");
484                return err;
485            }
486
487            CODEC_LOGI(
488                    "AVC profile = %u (%s), level = %u",
489                    profile, AVCProfileToString(profile), level);
490        } else if (meta->findData(kKeyVorbisInfo, &type, &data, &size)) {
491            addCodecSpecificData(data, size);
492
493            CHECK(meta->findData(kKeyVorbisBooks, &type, &data, &size));
494            addCodecSpecificData(data, size);
495        } else if (meta->findData(kKeyOpusHeader, &type, &data, &size)) {
496            addCodecSpecificData(data, size);
497
498            CHECK(meta->findData(kKeyOpusCodecDelay, &type, &data, &size));
499            addCodecSpecificData(data, size);
500            CHECK(meta->findData(kKeyOpusSeekPreRoll, &type, &data, &size));
501            addCodecSpecificData(data, size);
502        }
503    }
504
505    int32_t bitRate = 0;
506    if (mIsEncoder) {
507        CHECK(meta->findInt32(kKeyBitRate, &bitRate));
508    }
509    if (!strcasecmp(MEDIA_MIMETYPE_AUDIO_AMR_NB, mMIME)) {
510        setAMRFormat(false /* isWAMR */, bitRate);
511    } else if (!strcasecmp(MEDIA_MIMETYPE_AUDIO_AMR_WB, mMIME)) {
512        setAMRFormat(true /* isWAMR */, bitRate);
513    } else if (!strcasecmp(MEDIA_MIMETYPE_AUDIO_AAC, mMIME)) {
514        int32_t numChannels, sampleRate, aacProfile;
515        CHECK(meta->findInt32(kKeyChannelCount, &numChannels));
516        CHECK(meta->findInt32(kKeySampleRate, &sampleRate));
517
518        if (!meta->findInt32(kKeyAACProfile, &aacProfile)) {
519            aacProfile = OMX_AUDIO_AACObjectNull;
520        }
521
522        int32_t isADTS;
523        if (!meta->findInt32(kKeyIsADTS, &isADTS)) {
524            isADTS = false;
525        }
526
527        status_t err = setAACFormat(numChannels, sampleRate, bitRate, aacProfile, isADTS);
528        if (err != OK) {
529            CODEC_LOGE("setAACFormat() failed (err = %d)", err);
530            return err;
531        }
532    } else if (!strcasecmp(MEDIA_MIMETYPE_AUDIO_MPEG, mMIME)) {
533        int32_t numChannels, sampleRate;
534        if (meta->findInt32(kKeyChannelCount, &numChannels)
535                && meta->findInt32(kKeySampleRate, &sampleRate)) {
536            // Since we did not always check for these, leave them optional
537            // and have the decoder figure it all out.
538            setRawAudioFormat(
539                    mIsEncoder ? kPortIndexInput : kPortIndexOutput,
540                    sampleRate,
541                    numChannels);
542        }
543    } else if (!strcasecmp(MEDIA_MIMETYPE_AUDIO_AC3, mMIME)) {
544        int32_t numChannels;
545        int32_t sampleRate;
546        CHECK(meta->findInt32(kKeyChannelCount, &numChannels));
547        CHECK(meta->findInt32(kKeySampleRate, &sampleRate));
548
549        status_t err = setAC3Format(numChannels, sampleRate);
550        if (err != OK) {
551            CODEC_LOGE("setAC3Format() failed (err = %d)", err);
552            return err;
553        }
554    } else if (!strcasecmp(MEDIA_MIMETYPE_AUDIO_G711_ALAW, mMIME)
555            || !strcasecmp(MEDIA_MIMETYPE_AUDIO_G711_MLAW, mMIME)) {
556        // These are PCM-like formats with a fixed sample rate but
557        // a variable number of channels.
558
559        int32_t numChannels;
560        CHECK(meta->findInt32(kKeyChannelCount, &numChannels));
561
562        setG711Format(numChannels);
563    } else if (!strcasecmp(MEDIA_MIMETYPE_AUDIO_RAW, mMIME)) {
564        CHECK(!mIsEncoder);
565
566        int32_t numChannels, sampleRate;
567        CHECK(meta->findInt32(kKeyChannelCount, &numChannels));
568        CHECK(meta->findInt32(kKeySampleRate, &sampleRate));
569
570        setRawAudioFormat(kPortIndexInput, sampleRate, numChannels);
571    }
572
573    if (!strncasecmp(mMIME, "video/", 6)) {
574
575        if (mIsEncoder) {
576            setVideoInputFormat(mMIME, meta);
577        } else {
578            status_t err = setVideoOutputFormat(
579                    mMIME, meta);
580
581            if (err != OK) {
582                return err;
583            }
584        }
585    }
586
587    int32_t maxInputSize;
588    if (meta->findInt32(kKeyMaxInputSize, &maxInputSize)) {
589        setMinBufferSize(kPortIndexInput, (OMX_U32)maxInputSize);
590    }
591
592    initOutputFormat(meta);
593
594    if ((mFlags & kClientNeedsFramebuffer)
595            && !strncmp(mComponentName, "OMX.SEC.", 8)) {
596        // This appears to no longer be needed???
597
598        OMX_INDEXTYPE index;
599
600        status_t err =
601            mOMX->getExtensionIndex(
602                    mNode,
603                    "OMX.SEC.index.ThumbnailMode",
604                    &index);
605
606        if (err != OK) {
607            return err;
608        }
609
610        OMX_BOOL enable = OMX_TRUE;
611        err = mOMX->setConfig(mNode, index, &enable, sizeof(enable));
612
613        if (err != OK) {
614            CODEC_LOGE("setConfig('OMX.SEC.index.ThumbnailMode') "
615                       "returned error 0x%08x", err);
616
617            return err;
618        }
619
620        mQuirks &= ~kOutputBuffersAreUnreadable;
621    }
622
623    if (mNativeWindow != NULL
624        && !mIsEncoder
625        && !strncasecmp(mMIME, "video/", 6)
626        && !strncmp(mComponentName, "OMX.", 4)) {
627        status_t err = initNativeWindow();
628        if (err != OK) {
629            return err;
630        }
631    }
632
633    return OK;
634}
635
636void OMXCodec::setMinBufferSize(OMX_U32 portIndex, OMX_U32 size) {
637    OMX_PARAM_PORTDEFINITIONTYPE def;
638    InitOMXParams(&def);
639    def.nPortIndex = portIndex;
640
641    status_t err = mOMX->getParameter(
642            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
643    CHECK_EQ(err, (status_t)OK);
644
645    if ((portIndex == kPortIndexInput && (mQuirks & kInputBufferSizesAreBogus))
646        || (def.nBufferSize < size)) {
647        def.nBufferSize = size;
648    }
649
650    err = mOMX->setParameter(
651            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
652    CHECK_EQ(err, (status_t)OK);
653
654    err = mOMX->getParameter(
655            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
656    CHECK_EQ(err, (status_t)OK);
657
658    // Make sure the setting actually stuck.
659    if (portIndex == kPortIndexInput
660            && (mQuirks & kInputBufferSizesAreBogus)) {
661        CHECK_EQ(def.nBufferSize, size);
662    } else {
663        CHECK(def.nBufferSize >= size);
664    }
665}
666
667status_t OMXCodec::setVideoPortFormatType(
668        OMX_U32 portIndex,
669        OMX_VIDEO_CODINGTYPE compressionFormat,
670        OMX_COLOR_FORMATTYPE colorFormat) {
671    OMX_VIDEO_PARAM_PORTFORMATTYPE format;
672    InitOMXParams(&format);
673    format.nPortIndex = portIndex;
674    format.nIndex = 0;
675    bool found = false;
676
677    OMX_U32 index = 0;
678    for (;;) {
679        format.nIndex = index;
680        status_t err = mOMX->getParameter(
681                mNode, OMX_IndexParamVideoPortFormat,
682                &format, sizeof(format));
683
684        if (err != OK) {
685            return err;
686        }
687
688        // The following assertion is violated by TI's video decoder.
689        // CHECK_EQ(format.nIndex, index);
690
691#if 1
692        CODEC_LOGV("portIndex: %u, index: %u, eCompressionFormat=%d eColorFormat=%d",
693             portIndex,
694             index, format.eCompressionFormat, format.eColorFormat);
695#endif
696
697        if (format.eCompressionFormat == compressionFormat
698                && format.eColorFormat == colorFormat) {
699            found = true;
700            break;
701        }
702
703        ++index;
704        if (index >= kMaxColorFormatSupported) {
705            CODEC_LOGE("color format %d or compression format %d is not supported",
706                colorFormat, compressionFormat);
707            return UNKNOWN_ERROR;
708        }
709    }
710
711    if (!found) {
712        return UNKNOWN_ERROR;
713    }
714
715    CODEC_LOGV("found a match.");
716    status_t err = mOMX->setParameter(
717            mNode, OMX_IndexParamVideoPortFormat,
718            &format, sizeof(format));
719
720    return err;
721}
722
723static size_t getFrameSize(
724        OMX_COLOR_FORMATTYPE colorFormat, int32_t width, int32_t height) {
725    switch (colorFormat) {
726        case OMX_COLOR_FormatYCbYCr:
727        case OMX_COLOR_FormatCbYCrY:
728            return width * height * 2;
729
730        case OMX_COLOR_FormatYUV420Planar:
731        case OMX_COLOR_FormatYUV420SemiPlanar:
732        case OMX_TI_COLOR_FormatYUV420PackedSemiPlanar:
733        /*
734        * FIXME: For the Opaque color format, the frame size does not
735        * need to be (w*h*3)/2. It just needs to
736        * be larger than certain minimum buffer size. However,
737        * currently, this opaque foramt has been tested only on
738        * YUV420 formats. If that is changed, then we need to revisit
739        * this part in the future
740        */
741        case OMX_COLOR_FormatAndroidOpaque:
742            return (width * height * 3) / 2;
743
744        default:
745            CHECK(!"Should not be here. Unsupported color format.");
746            break;
747    }
748}
749
750status_t OMXCodec::findTargetColorFormat(
751        const sp<MetaData>& meta, OMX_COLOR_FORMATTYPE *colorFormat) {
752    ALOGV("findTargetColorFormat");
753    CHECK(mIsEncoder);
754
755    *colorFormat = OMX_COLOR_FormatYUV420SemiPlanar;
756    int32_t targetColorFormat;
757    if (meta->findInt32(kKeyColorFormat, &targetColorFormat)) {
758        *colorFormat = (OMX_COLOR_FORMATTYPE) targetColorFormat;
759    }
760
761    // Check whether the target color format is supported.
762    return isColorFormatSupported(*colorFormat, kPortIndexInput);
763}
764
765status_t OMXCodec::isColorFormatSupported(
766        OMX_COLOR_FORMATTYPE colorFormat, int portIndex) {
767    ALOGV("isColorFormatSupported: %d", static_cast<int>(colorFormat));
768
769    // Enumerate all the color formats supported by
770    // the omx component to see whether the given
771    // color format is supported.
772    OMX_VIDEO_PARAM_PORTFORMATTYPE portFormat;
773    InitOMXParams(&portFormat);
774    portFormat.nPortIndex = portIndex;
775    OMX_U32 index = 0;
776    portFormat.nIndex = index;
777    while (true) {
778        if (OMX_ErrorNone != mOMX->getParameter(
779                mNode, OMX_IndexParamVideoPortFormat,
780                &portFormat, sizeof(portFormat))) {
781            break;
782        }
783        // Make sure that omx component does not overwrite
784        // the incremented index (bug 2897413).
785        CHECK_EQ(index, portFormat.nIndex);
786        if (portFormat.eColorFormat == colorFormat) {
787            CODEC_LOGV("Found supported color format: %d", portFormat.eColorFormat);
788            return OK;  // colorFormat is supported!
789        }
790        ++index;
791        portFormat.nIndex = index;
792
793        if (index >= kMaxColorFormatSupported) {
794            CODEC_LOGE("More than %u color formats are supported???", index);
795            break;
796        }
797    }
798
799    CODEC_LOGE("color format %d is not supported", colorFormat);
800    return UNKNOWN_ERROR;
801}
802
803void OMXCodec::setVideoInputFormat(
804        const char *mime, const sp<MetaData>& meta) {
805
806    int32_t width, height, frameRate, bitRate, stride, sliceHeight;
807    bool success = meta->findInt32(kKeyWidth, &width);
808    success = success && meta->findInt32(kKeyHeight, &height);
809    success = success && meta->findInt32(kKeyFrameRate, &frameRate);
810    success = success && meta->findInt32(kKeyBitRate, &bitRate);
811    success = success && meta->findInt32(kKeyStride, &stride);
812    success = success && meta->findInt32(kKeySliceHeight, &sliceHeight);
813    CHECK(success);
814    CHECK(stride != 0);
815
816    OMX_VIDEO_CODINGTYPE compressionFormat = OMX_VIDEO_CodingUnused;
817    if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_AVC, mime)) {
818        compressionFormat = OMX_VIDEO_CodingAVC;
819    } else if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_MPEG4, mime)) {
820        compressionFormat = OMX_VIDEO_CodingMPEG4;
821    } else if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_H263, mime)) {
822        compressionFormat = OMX_VIDEO_CodingH263;
823    } else {
824        ALOGE("Not a supported video mime type: %s", mime);
825        CHECK(!"Should not be here. Not a supported video mime type.");
826    }
827
828    OMX_COLOR_FORMATTYPE colorFormat;
829    CHECK_EQ((status_t)OK, findTargetColorFormat(meta, &colorFormat));
830
831    status_t err;
832    OMX_PARAM_PORTDEFINITIONTYPE def;
833    OMX_VIDEO_PORTDEFINITIONTYPE *video_def = &def.format.video;
834
835    //////////////////////// Input port /////////////////////////
836    CHECK_EQ(setVideoPortFormatType(
837            kPortIndexInput, OMX_VIDEO_CodingUnused,
838            colorFormat), (status_t)OK);
839
840    InitOMXParams(&def);
841    def.nPortIndex = kPortIndexInput;
842
843    err = mOMX->getParameter(
844            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
845    CHECK_EQ(err, (status_t)OK);
846
847    def.nBufferSize = getFrameSize(colorFormat,
848            stride > 0? stride: -stride, sliceHeight);
849
850    CHECK_EQ((int)def.eDomain, (int)OMX_PortDomainVideo);
851
852    video_def->nFrameWidth = width;
853    video_def->nFrameHeight = height;
854    video_def->nStride = stride;
855    video_def->nSliceHeight = sliceHeight;
856    video_def->xFramerate = (frameRate << 16);  // Q16 format
857    video_def->eCompressionFormat = OMX_VIDEO_CodingUnused;
858    video_def->eColorFormat = colorFormat;
859
860    err = mOMX->setParameter(
861            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
862    CHECK_EQ(err, (status_t)OK);
863
864    //////////////////////// Output port /////////////////////////
865    CHECK_EQ(setVideoPortFormatType(
866            kPortIndexOutput, compressionFormat, OMX_COLOR_FormatUnused),
867            (status_t)OK);
868    InitOMXParams(&def);
869    def.nPortIndex = kPortIndexOutput;
870
871    err = mOMX->getParameter(
872            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
873
874    CHECK_EQ(err, (status_t)OK);
875    CHECK_EQ((int)def.eDomain, (int)OMX_PortDomainVideo);
876
877    video_def->nFrameWidth = width;
878    video_def->nFrameHeight = height;
879    video_def->xFramerate = 0;      // No need for output port
880    video_def->nBitrate = bitRate;  // Q16 format
881    video_def->eCompressionFormat = compressionFormat;
882    video_def->eColorFormat = OMX_COLOR_FormatUnused;
883    if (mQuirks & kRequiresLargerEncoderOutputBuffer) {
884        // Increases the output buffer size
885        def.nBufferSize = ((def.nBufferSize * 3) >> 1);
886    }
887
888    err = mOMX->setParameter(
889            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
890    CHECK_EQ(err, (status_t)OK);
891
892    /////////////////// Codec-specific ////////////////////////
893    switch (compressionFormat) {
894        case OMX_VIDEO_CodingMPEG4:
895        {
896            CHECK_EQ(setupMPEG4EncoderParameters(meta), (status_t)OK);
897            break;
898        }
899
900        case OMX_VIDEO_CodingH263:
901            CHECK_EQ(setupH263EncoderParameters(meta), (status_t)OK);
902            break;
903
904        case OMX_VIDEO_CodingAVC:
905        {
906            CHECK_EQ(setupAVCEncoderParameters(meta), (status_t)OK);
907            break;
908        }
909
910        default:
911            CHECK(!"Support for this compressionFormat to be implemented.");
912            break;
913    }
914}
915
916static OMX_U32 setPFramesSpacing(int32_t iFramesInterval, int32_t frameRate) {
917    if (iFramesInterval < 0) {
918        return 0xFFFFFFFF;
919    } else if (iFramesInterval == 0) {
920        return 0;
921    }
922    OMX_U32 ret = frameRate * iFramesInterval - 1;
923    CHECK(ret > 1);
924    return ret;
925}
926
927status_t OMXCodec::setupErrorCorrectionParameters() {
928    OMX_VIDEO_PARAM_ERRORCORRECTIONTYPE errorCorrectionType;
929    InitOMXParams(&errorCorrectionType);
930    errorCorrectionType.nPortIndex = kPortIndexOutput;
931
932    status_t err = mOMX->getParameter(
933            mNode, OMX_IndexParamVideoErrorCorrection,
934            &errorCorrectionType, sizeof(errorCorrectionType));
935    if (err != OK) {
936        ALOGW("Error correction param query is not supported");
937        return OK;  // Optional feature. Ignore this failure
938    }
939
940    errorCorrectionType.bEnableHEC = OMX_FALSE;
941    errorCorrectionType.bEnableResync = OMX_TRUE;
942    errorCorrectionType.nResynchMarkerSpacing = 256;
943    errorCorrectionType.bEnableDataPartitioning = OMX_FALSE;
944    errorCorrectionType.bEnableRVLC = OMX_FALSE;
945
946    err = mOMX->setParameter(
947            mNode, OMX_IndexParamVideoErrorCorrection,
948            &errorCorrectionType, sizeof(errorCorrectionType));
949    if (err != OK) {
950        ALOGW("Error correction param configuration is not supported");
951    }
952
953    // Optional feature. Ignore the failure.
954    return OK;
955}
956
957status_t OMXCodec::setupBitRate(int32_t bitRate) {
958    OMX_VIDEO_PARAM_BITRATETYPE bitrateType;
959    InitOMXParams(&bitrateType);
960    bitrateType.nPortIndex = kPortIndexOutput;
961
962    status_t err = mOMX->getParameter(
963            mNode, OMX_IndexParamVideoBitrate,
964            &bitrateType, sizeof(bitrateType));
965    CHECK_EQ(err, (status_t)OK);
966
967    bitrateType.eControlRate = OMX_Video_ControlRateVariable;
968    bitrateType.nTargetBitrate = bitRate;
969
970    err = mOMX->setParameter(
971            mNode, OMX_IndexParamVideoBitrate,
972            &bitrateType, sizeof(bitrateType));
973    CHECK_EQ(err, (status_t)OK);
974    return OK;
975}
976
977status_t OMXCodec::getVideoProfileLevel(
978        const sp<MetaData>& meta,
979        const CodecProfileLevel& defaultProfileLevel,
980        CodecProfileLevel &profileLevel) {
981    CODEC_LOGV("Default profile: %ld, level %ld",
982            defaultProfileLevel.mProfile, defaultProfileLevel.mLevel);
983
984    // Are the default profile and level overwriten?
985    int32_t profile, level;
986    if (!meta->findInt32(kKeyVideoProfile, &profile)) {
987        profile = defaultProfileLevel.mProfile;
988    }
989    if (!meta->findInt32(kKeyVideoLevel, &level)) {
990        level = defaultProfileLevel.mLevel;
991    }
992    CODEC_LOGV("Target profile: %d, level: %d", profile, level);
993
994    // Are the target profile and level supported by the encoder?
995    OMX_VIDEO_PARAM_PROFILELEVELTYPE param;
996    InitOMXParams(&param);
997    param.nPortIndex = kPortIndexOutput;
998    for (param.nProfileIndex = 0;; ++param.nProfileIndex) {
999        status_t err = mOMX->getParameter(
1000                mNode, OMX_IndexParamVideoProfileLevelQuerySupported,
1001                &param, sizeof(param));
1002
1003        if (err != OK) break;
1004
1005        int32_t supportedProfile = static_cast<int32_t>(param.eProfile);
1006        int32_t supportedLevel = static_cast<int32_t>(param.eLevel);
1007        CODEC_LOGV("Supported profile: %d, level %d",
1008            supportedProfile, supportedLevel);
1009
1010        if (profile == supportedProfile &&
1011            level <= supportedLevel) {
1012            // We can further check whether the level is a valid
1013            // value; but we will leave that to the omx encoder component
1014            // via OMX_SetParameter call.
1015            profileLevel.mProfile = profile;
1016            profileLevel.mLevel = level;
1017            return OK;
1018        }
1019    }
1020
1021    CODEC_LOGE("Target profile (%d) and level (%d) is not supported",
1022            profile, level);
1023    return BAD_VALUE;
1024}
1025
1026status_t OMXCodec::setupH263EncoderParameters(const sp<MetaData>& meta) {
1027    int32_t iFramesInterval, frameRate, bitRate;
1028    bool success = meta->findInt32(kKeyBitRate, &bitRate);
1029    success = success && meta->findInt32(kKeyFrameRate, &frameRate);
1030    success = success && meta->findInt32(kKeyIFramesInterval, &iFramesInterval);
1031    CHECK(success);
1032    OMX_VIDEO_PARAM_H263TYPE h263type;
1033    InitOMXParams(&h263type);
1034    h263type.nPortIndex = kPortIndexOutput;
1035
1036    status_t err = mOMX->getParameter(
1037            mNode, OMX_IndexParamVideoH263, &h263type, sizeof(h263type));
1038    CHECK_EQ(err, (status_t)OK);
1039
1040    h263type.nAllowedPictureTypes =
1041        OMX_VIDEO_PictureTypeI | OMX_VIDEO_PictureTypeP;
1042
1043    h263type.nPFrames = setPFramesSpacing(iFramesInterval, frameRate);
1044    if (h263type.nPFrames == 0) {
1045        h263type.nAllowedPictureTypes = OMX_VIDEO_PictureTypeI;
1046    }
1047    h263type.nBFrames = 0;
1048
1049    // Check profile and level parameters
1050    CodecProfileLevel defaultProfileLevel, profileLevel;
1051    defaultProfileLevel.mProfile = h263type.eProfile;
1052    defaultProfileLevel.mLevel = h263type.eLevel;
1053    err = getVideoProfileLevel(meta, defaultProfileLevel, profileLevel);
1054    if (err != OK) return err;
1055    h263type.eProfile = static_cast<OMX_VIDEO_H263PROFILETYPE>(profileLevel.mProfile);
1056    h263type.eLevel = static_cast<OMX_VIDEO_H263LEVELTYPE>(profileLevel.mLevel);
1057
1058    h263type.bPLUSPTYPEAllowed = OMX_FALSE;
1059    h263type.bForceRoundingTypeToZero = OMX_FALSE;
1060    h263type.nPictureHeaderRepetition = 0;
1061    h263type.nGOBHeaderInterval = 0;
1062
1063    err = mOMX->setParameter(
1064            mNode, OMX_IndexParamVideoH263, &h263type, sizeof(h263type));
1065    CHECK_EQ(err, (status_t)OK);
1066
1067    CHECK_EQ(setupBitRate(bitRate), (status_t)OK);
1068    CHECK_EQ(setupErrorCorrectionParameters(), (status_t)OK);
1069
1070    return OK;
1071}
1072
1073status_t OMXCodec::setupMPEG4EncoderParameters(const sp<MetaData>& meta) {
1074    int32_t iFramesInterval, frameRate, bitRate;
1075    bool success = meta->findInt32(kKeyBitRate, &bitRate);
1076    success = success && meta->findInt32(kKeyFrameRate, &frameRate);
1077    success = success && meta->findInt32(kKeyIFramesInterval, &iFramesInterval);
1078    CHECK(success);
1079    OMX_VIDEO_PARAM_MPEG4TYPE mpeg4type;
1080    InitOMXParams(&mpeg4type);
1081    mpeg4type.nPortIndex = kPortIndexOutput;
1082
1083    status_t err = mOMX->getParameter(
1084            mNode, OMX_IndexParamVideoMpeg4, &mpeg4type, sizeof(mpeg4type));
1085    CHECK_EQ(err, (status_t)OK);
1086
1087    mpeg4type.nSliceHeaderSpacing = 0;
1088    mpeg4type.bSVH = OMX_FALSE;
1089    mpeg4type.bGov = OMX_FALSE;
1090
1091    mpeg4type.nAllowedPictureTypes =
1092        OMX_VIDEO_PictureTypeI | OMX_VIDEO_PictureTypeP;
1093
1094    mpeg4type.nPFrames = setPFramesSpacing(iFramesInterval, frameRate);
1095    if (mpeg4type.nPFrames == 0) {
1096        mpeg4type.nAllowedPictureTypes = OMX_VIDEO_PictureTypeI;
1097    }
1098    mpeg4type.nBFrames = 0;
1099    mpeg4type.nIDCVLCThreshold = 0;
1100    mpeg4type.bACPred = OMX_TRUE;
1101    mpeg4type.nMaxPacketSize = 256;
1102    mpeg4type.nTimeIncRes = 1000;
1103    mpeg4type.nHeaderExtension = 0;
1104    mpeg4type.bReversibleVLC = OMX_FALSE;
1105
1106    // Check profile and level parameters
1107    CodecProfileLevel defaultProfileLevel, profileLevel;
1108    defaultProfileLevel.mProfile = mpeg4type.eProfile;
1109    defaultProfileLevel.mLevel = mpeg4type.eLevel;
1110    err = getVideoProfileLevel(meta, defaultProfileLevel, profileLevel);
1111    if (err != OK) return err;
1112    mpeg4type.eProfile = static_cast<OMX_VIDEO_MPEG4PROFILETYPE>(profileLevel.mProfile);
1113    mpeg4type.eLevel = static_cast<OMX_VIDEO_MPEG4LEVELTYPE>(profileLevel.mLevel);
1114
1115    err = mOMX->setParameter(
1116            mNode, OMX_IndexParamVideoMpeg4, &mpeg4type, sizeof(mpeg4type));
1117    CHECK_EQ(err, (status_t)OK);
1118
1119    CHECK_EQ(setupBitRate(bitRate), (status_t)OK);
1120    CHECK_EQ(setupErrorCorrectionParameters(), (status_t)OK);
1121
1122    return OK;
1123}
1124
1125status_t OMXCodec::setupAVCEncoderParameters(const sp<MetaData>& meta) {
1126    int32_t iFramesInterval, frameRate, bitRate;
1127    bool success = meta->findInt32(kKeyBitRate, &bitRate);
1128    success = success && meta->findInt32(kKeyFrameRate, &frameRate);
1129    success = success && meta->findInt32(kKeyIFramesInterval, &iFramesInterval);
1130    CHECK(success);
1131
1132    OMX_VIDEO_PARAM_AVCTYPE h264type;
1133    InitOMXParams(&h264type);
1134    h264type.nPortIndex = kPortIndexOutput;
1135
1136    status_t err = mOMX->getParameter(
1137            mNode, OMX_IndexParamVideoAvc, &h264type, sizeof(h264type));
1138    CHECK_EQ(err, (status_t)OK);
1139
1140    h264type.nAllowedPictureTypes =
1141        OMX_VIDEO_PictureTypeI | OMX_VIDEO_PictureTypeP;
1142
1143    // Check profile and level parameters
1144    CodecProfileLevel defaultProfileLevel, profileLevel;
1145    defaultProfileLevel.mProfile = h264type.eProfile;
1146    defaultProfileLevel.mLevel = h264type.eLevel;
1147    err = getVideoProfileLevel(meta, defaultProfileLevel, profileLevel);
1148    if (err != OK) return err;
1149    h264type.eProfile = static_cast<OMX_VIDEO_AVCPROFILETYPE>(profileLevel.mProfile);
1150    h264type.eLevel = static_cast<OMX_VIDEO_AVCLEVELTYPE>(profileLevel.mLevel);
1151
1152    // XXX
1153    if (h264type.eProfile != OMX_VIDEO_AVCProfileBaseline) {
1154        ALOGW("Use baseline profile instead of %d for AVC recording",
1155            h264type.eProfile);
1156        h264type.eProfile = OMX_VIDEO_AVCProfileBaseline;
1157    }
1158
1159    if (h264type.eProfile == OMX_VIDEO_AVCProfileBaseline) {
1160        h264type.nSliceHeaderSpacing = 0;
1161        h264type.bUseHadamard = OMX_TRUE;
1162        h264type.nRefFrames = 1;
1163        h264type.nBFrames = 0;
1164        h264type.nPFrames = setPFramesSpacing(iFramesInterval, frameRate);
1165        if (h264type.nPFrames == 0) {
1166            h264type.nAllowedPictureTypes = OMX_VIDEO_PictureTypeI;
1167        }
1168        h264type.nRefIdx10ActiveMinus1 = 0;
1169        h264type.nRefIdx11ActiveMinus1 = 0;
1170        h264type.bEntropyCodingCABAC = OMX_FALSE;
1171        h264type.bWeightedPPrediction = OMX_FALSE;
1172        h264type.bconstIpred = OMX_FALSE;
1173        h264type.bDirect8x8Inference = OMX_FALSE;
1174        h264type.bDirectSpatialTemporal = OMX_FALSE;
1175        h264type.nCabacInitIdc = 0;
1176    }
1177
1178    if (h264type.nBFrames != 0) {
1179        h264type.nAllowedPictureTypes |= OMX_VIDEO_PictureTypeB;
1180    }
1181
1182    h264type.bEnableUEP = OMX_FALSE;
1183    h264type.bEnableFMO = OMX_FALSE;
1184    h264type.bEnableASO = OMX_FALSE;
1185    h264type.bEnableRS = OMX_FALSE;
1186    h264type.bFrameMBsOnly = OMX_TRUE;
1187    h264type.bMBAFF = OMX_FALSE;
1188    h264type.eLoopFilterMode = OMX_VIDEO_AVCLoopFilterEnable;
1189
1190    err = mOMX->setParameter(
1191            mNode, OMX_IndexParamVideoAvc, &h264type, sizeof(h264type));
1192    CHECK_EQ(err, (status_t)OK);
1193
1194    CHECK_EQ(setupBitRate(bitRate), (status_t)OK);
1195
1196    return OK;
1197}
1198
1199status_t OMXCodec::setVideoOutputFormat(
1200        const char *mime, const sp<MetaData>& meta) {
1201
1202    int32_t width, height;
1203    bool success = meta->findInt32(kKeyWidth, &width);
1204    success = success && meta->findInt32(kKeyHeight, &height);
1205    CHECK(success);
1206
1207    CODEC_LOGV("setVideoOutputFormat width=%ld, height=%ld", width, height);
1208
1209    OMX_VIDEO_CODINGTYPE compressionFormat = OMX_VIDEO_CodingUnused;
1210    if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_AVC, mime)) {
1211        compressionFormat = OMX_VIDEO_CodingAVC;
1212    } else if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_MPEG4, mime)) {
1213        compressionFormat = OMX_VIDEO_CodingMPEG4;
1214    } else if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_H263, mime)) {
1215        compressionFormat = OMX_VIDEO_CodingH263;
1216    } else if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_VP8, mime)) {
1217        compressionFormat = OMX_VIDEO_CodingVP8;
1218    } else if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_VP9, mime)) {
1219        compressionFormat = OMX_VIDEO_CodingVP9;
1220    } else if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_MPEG2, mime)) {
1221        compressionFormat = OMX_VIDEO_CodingMPEG2;
1222    } else {
1223        ALOGE("Not a supported video mime type: %s", mime);
1224        CHECK(!"Should not be here. Not a supported video mime type.");
1225    }
1226
1227    status_t err = setVideoPortFormatType(
1228            kPortIndexInput, compressionFormat, OMX_COLOR_FormatUnused);
1229
1230    if (err != OK) {
1231        return err;
1232    }
1233
1234#if 1
1235    {
1236        OMX_VIDEO_PARAM_PORTFORMATTYPE format;
1237        InitOMXParams(&format);
1238        format.nPortIndex = kPortIndexOutput;
1239        format.nIndex = 0;
1240
1241        status_t err = mOMX->getParameter(
1242                mNode, OMX_IndexParamVideoPortFormat,
1243                &format, sizeof(format));
1244        CHECK_EQ(err, (status_t)OK);
1245        CHECK_EQ((int)format.eCompressionFormat, (int)OMX_VIDEO_CodingUnused);
1246
1247        int32_t colorFormat;
1248        if (meta->findInt32(kKeyColorFormat, &colorFormat)
1249                && colorFormat != OMX_COLOR_FormatUnused
1250                && colorFormat != format.eColorFormat) {
1251
1252            while (OMX_ErrorNoMore != err) {
1253                format.nIndex++;
1254                err = mOMX->getParameter(
1255                        mNode, OMX_IndexParamVideoPortFormat,
1256                            &format, sizeof(format));
1257                if (format.eColorFormat == colorFormat) {
1258                    break;
1259                }
1260            }
1261            if (format.eColorFormat != colorFormat) {
1262                CODEC_LOGE("Color format %d is not supported", colorFormat);
1263                return ERROR_UNSUPPORTED;
1264            }
1265        }
1266
1267        err = mOMX->setParameter(
1268                mNode, OMX_IndexParamVideoPortFormat,
1269                &format, sizeof(format));
1270
1271        if (err != OK) {
1272            return err;
1273        }
1274    }
1275#endif
1276
1277    OMX_PARAM_PORTDEFINITIONTYPE def;
1278    InitOMXParams(&def);
1279    def.nPortIndex = kPortIndexInput;
1280
1281    OMX_VIDEO_PORTDEFINITIONTYPE *video_def = &def.format.video;
1282
1283    err = mOMX->getParameter(
1284            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1285
1286    CHECK_EQ(err, (status_t)OK);
1287
1288#if 1
1289    // XXX Need a (much) better heuristic to compute input buffer sizes.
1290    const size_t X = 64 * 1024;
1291    if (def.nBufferSize < X) {
1292        def.nBufferSize = X;
1293    }
1294#endif
1295
1296    CHECK_EQ((int)def.eDomain, (int)OMX_PortDomainVideo);
1297
1298    video_def->nFrameWidth = width;
1299    video_def->nFrameHeight = height;
1300
1301    video_def->eCompressionFormat = compressionFormat;
1302    video_def->eColorFormat = OMX_COLOR_FormatUnused;
1303
1304    err = mOMX->setParameter(
1305            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1306
1307    if (err != OK) {
1308        return err;
1309    }
1310
1311    ////////////////////////////////////////////////////////////////////////////
1312
1313    InitOMXParams(&def);
1314    def.nPortIndex = kPortIndexOutput;
1315
1316    err = mOMX->getParameter(
1317            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1318    CHECK_EQ(err, (status_t)OK);
1319    CHECK_EQ((int)def.eDomain, (int)OMX_PortDomainVideo);
1320
1321#if 0
1322    def.nBufferSize =
1323        (((width + 15) & -16) * ((height + 15) & -16) * 3) / 2;  // YUV420
1324#endif
1325
1326    video_def->nFrameWidth = width;
1327    video_def->nFrameHeight = height;
1328
1329    err = mOMX->setParameter(
1330            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1331
1332    return err;
1333}
1334
1335OMXCodec::OMXCodec(
1336        const sp<IOMX> &omx, IOMX::node_id node,
1337        uint32_t quirks, uint32_t flags,
1338        bool isEncoder,
1339        const char *mime,
1340        const char *componentName,
1341        const sp<MediaSource> &source,
1342        const sp<ANativeWindow> &nativeWindow)
1343    : mOMX(omx),
1344      mOMXLivesLocally(omx->livesLocally(node, getpid())),
1345      mNode(node),
1346      mQuirks(quirks),
1347      mFlags(flags),
1348      mIsEncoder(isEncoder),
1349      mIsVideo(!strncasecmp("video/", mime, 6)),
1350      mMIME(strdup(mime)),
1351      mComponentName(strdup(componentName)),
1352      mSource(source),
1353      mCodecSpecificDataIndex(0),
1354      mState(LOADED),
1355      mInitialBufferSubmit(true),
1356      mSignalledEOS(false),
1357      mNoMoreOutputData(false),
1358      mOutputPortSettingsHaveChanged(false),
1359      mSeekTimeUs(-1),
1360      mSeekMode(ReadOptions::SEEK_CLOSEST_SYNC),
1361      mTargetTimeUs(-1),
1362      mOutputPortSettingsChangedPending(false),
1363      mSkipCutBuffer(NULL),
1364      mLeftOverBuffer(NULL),
1365      mPaused(false),
1366      mNativeWindow(
1367              (!strncmp(componentName, "OMX.google.", 11))
1368                        ? NULL : nativeWindow) {
1369    mPortStatus[kPortIndexInput] = ENABLED;
1370    mPortStatus[kPortIndexOutput] = ENABLED;
1371
1372    setComponentRole();
1373}
1374
1375// static
1376void OMXCodec::setComponentRole(
1377        const sp<IOMX> &omx, IOMX::node_id node, bool isEncoder,
1378        const char *mime) {
1379    struct MimeToRole {
1380        const char *mime;
1381        const char *decoderRole;
1382        const char *encoderRole;
1383    };
1384
1385    static const MimeToRole kMimeToRole[] = {
1386        { MEDIA_MIMETYPE_AUDIO_MPEG,
1387            "audio_decoder.mp3", "audio_encoder.mp3" },
1388        { MEDIA_MIMETYPE_AUDIO_MPEG_LAYER_I,
1389            "audio_decoder.mp1", "audio_encoder.mp1" },
1390        { MEDIA_MIMETYPE_AUDIO_MPEG_LAYER_II,
1391            "audio_decoder.mp2", "audio_encoder.mp2" },
1392        { MEDIA_MIMETYPE_AUDIO_AMR_NB,
1393            "audio_decoder.amrnb", "audio_encoder.amrnb" },
1394        { MEDIA_MIMETYPE_AUDIO_AMR_WB,
1395            "audio_decoder.amrwb", "audio_encoder.amrwb" },
1396        { MEDIA_MIMETYPE_AUDIO_AAC,
1397            "audio_decoder.aac", "audio_encoder.aac" },
1398        { MEDIA_MIMETYPE_AUDIO_VORBIS,
1399            "audio_decoder.vorbis", "audio_encoder.vorbis" },
1400        { MEDIA_MIMETYPE_AUDIO_OPUS,
1401            "audio_decoder.opus", "audio_encoder.opus" },
1402        { MEDIA_MIMETYPE_AUDIO_G711_MLAW,
1403            "audio_decoder.g711mlaw", "audio_encoder.g711mlaw" },
1404        { MEDIA_MIMETYPE_AUDIO_G711_ALAW,
1405            "audio_decoder.g711alaw", "audio_encoder.g711alaw" },
1406        { MEDIA_MIMETYPE_VIDEO_AVC,
1407            "video_decoder.avc", "video_encoder.avc" },
1408        { MEDIA_MIMETYPE_VIDEO_MPEG4,
1409            "video_decoder.mpeg4", "video_encoder.mpeg4" },
1410        { MEDIA_MIMETYPE_VIDEO_H263,
1411            "video_decoder.h263", "video_encoder.h263" },
1412        { MEDIA_MIMETYPE_VIDEO_VP8,
1413            "video_decoder.vp8", "video_encoder.vp8" },
1414        { MEDIA_MIMETYPE_VIDEO_VP9,
1415            "video_decoder.vp9", "video_encoder.vp9" },
1416        { MEDIA_MIMETYPE_AUDIO_RAW,
1417            "audio_decoder.raw", "audio_encoder.raw" },
1418        { MEDIA_MIMETYPE_AUDIO_FLAC,
1419            "audio_decoder.flac", "audio_encoder.flac" },
1420        { MEDIA_MIMETYPE_AUDIO_MSGSM,
1421            "audio_decoder.gsm", "audio_encoder.gsm" },
1422        { MEDIA_MIMETYPE_VIDEO_MPEG2,
1423            "video_decoder.mpeg2", "video_encoder.mpeg2" },
1424        { MEDIA_MIMETYPE_AUDIO_AC3,
1425            "audio_decoder.ac3", "audio_encoder.ac3" },
1426    };
1427
1428    static const size_t kNumMimeToRole =
1429        sizeof(kMimeToRole) / sizeof(kMimeToRole[0]);
1430
1431    size_t i;
1432    for (i = 0; i < kNumMimeToRole; ++i) {
1433        if (!strcasecmp(mime, kMimeToRole[i].mime)) {
1434            break;
1435        }
1436    }
1437
1438    if (i == kNumMimeToRole) {
1439        return;
1440    }
1441
1442    const char *role =
1443        isEncoder ? kMimeToRole[i].encoderRole
1444                  : kMimeToRole[i].decoderRole;
1445
1446    if (role != NULL) {
1447        OMX_PARAM_COMPONENTROLETYPE roleParams;
1448        InitOMXParams(&roleParams);
1449
1450        strncpy((char *)roleParams.cRole,
1451                role, OMX_MAX_STRINGNAME_SIZE - 1);
1452
1453        roleParams.cRole[OMX_MAX_STRINGNAME_SIZE - 1] = '\0';
1454
1455        status_t err = omx->setParameter(
1456                node, OMX_IndexParamStandardComponentRole,
1457                &roleParams, sizeof(roleParams));
1458
1459        if (err != OK) {
1460            ALOGW("Failed to set standard component role '%s'.", role);
1461        }
1462    }
1463}
1464
1465void OMXCodec::setComponentRole() {
1466    setComponentRole(mOMX, mNode, mIsEncoder, mMIME);
1467}
1468
1469OMXCodec::~OMXCodec() {
1470    mSource.clear();
1471
1472    CHECK(mState == LOADED || mState == ERROR || mState == LOADED_TO_IDLE);
1473
1474    status_t err = mOMX->freeNode(mNode);
1475    CHECK_EQ(err, (status_t)OK);
1476
1477    mNode = NULL;
1478    setState(DEAD);
1479
1480    clearCodecSpecificData();
1481
1482    free(mComponentName);
1483    mComponentName = NULL;
1484
1485    free(mMIME);
1486    mMIME = NULL;
1487}
1488
1489status_t OMXCodec::init() {
1490    // mLock is held.
1491
1492    CHECK_EQ((int)mState, (int)LOADED);
1493
1494    status_t err;
1495    if (!(mQuirks & kRequiresLoadedToIdleAfterAllocation)) {
1496        err = mOMX->sendCommand(mNode, OMX_CommandStateSet, OMX_StateIdle);
1497        CHECK_EQ(err, (status_t)OK);
1498        setState(LOADED_TO_IDLE);
1499    }
1500
1501    err = allocateBuffers();
1502    if (err != (status_t)OK) {
1503        return err;
1504    }
1505
1506    if (mQuirks & kRequiresLoadedToIdleAfterAllocation) {
1507        err = mOMX->sendCommand(mNode, OMX_CommandStateSet, OMX_StateIdle);
1508        CHECK_EQ(err, (status_t)OK);
1509
1510        setState(LOADED_TO_IDLE);
1511    }
1512
1513    while (mState != EXECUTING && mState != ERROR) {
1514        mAsyncCompletion.wait(mLock);
1515    }
1516
1517    return mState == ERROR ? UNKNOWN_ERROR : OK;
1518}
1519
1520// static
1521bool OMXCodec::isIntermediateState(State state) {
1522    return state == LOADED_TO_IDLE
1523        || state == IDLE_TO_EXECUTING
1524        || state == EXECUTING_TO_IDLE
1525        || state == IDLE_TO_LOADED
1526        || state == RECONFIGURING;
1527}
1528
1529status_t OMXCodec::allocateBuffers() {
1530    status_t err = allocateBuffersOnPort(kPortIndexInput);
1531
1532    if (err != OK) {
1533        return err;
1534    }
1535
1536    return allocateBuffersOnPort(kPortIndexOutput);
1537}
1538
1539status_t OMXCodec::allocateBuffersOnPort(OMX_U32 portIndex) {
1540    if (mNativeWindow != NULL && portIndex == kPortIndexOutput) {
1541        return allocateOutputBuffersFromNativeWindow();
1542    }
1543
1544    if ((mFlags & kEnableGrallocUsageProtected) && portIndex == kPortIndexOutput) {
1545        ALOGE("protected output buffers must be stent to an ANativeWindow");
1546        return PERMISSION_DENIED;
1547    }
1548
1549    status_t err = OK;
1550    if ((mFlags & kStoreMetaDataInVideoBuffers)
1551            && portIndex == kPortIndexInput) {
1552        err = mOMX->storeMetaDataInBuffers(mNode, kPortIndexInput, OMX_TRUE);
1553        if (err != OK) {
1554            ALOGE("Storing meta data in video buffers is not supported");
1555            return err;
1556        }
1557    }
1558
1559    OMX_PARAM_PORTDEFINITIONTYPE def;
1560    InitOMXParams(&def);
1561    def.nPortIndex = portIndex;
1562
1563    err = mOMX->getParameter(
1564            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1565
1566    if (err != OK) {
1567        return err;
1568    }
1569
1570    CODEC_LOGV("allocating %lu buffers of size %lu on %s port",
1571            def.nBufferCountActual, def.nBufferSize,
1572            portIndex == kPortIndexInput ? "input" : "output");
1573
1574    size_t totalSize = def.nBufferCountActual * def.nBufferSize;
1575    mDealer[portIndex] = new MemoryDealer(totalSize, "OMXCodec");
1576
1577    for (OMX_U32 i = 0; i < def.nBufferCountActual; ++i) {
1578        sp<IMemory> mem = mDealer[portIndex]->allocate(def.nBufferSize);
1579        CHECK(mem.get() != NULL);
1580
1581        BufferInfo info;
1582        info.mData = NULL;
1583        info.mSize = def.nBufferSize;
1584
1585        IOMX::buffer_id buffer;
1586        if (portIndex == kPortIndexInput
1587                && ((mQuirks & kRequiresAllocateBufferOnInputPorts)
1588                    || (mFlags & kUseSecureInputBuffers))) {
1589            if (mOMXLivesLocally) {
1590                mem.clear();
1591
1592                err = mOMX->allocateBuffer(
1593                        mNode, portIndex, def.nBufferSize, &buffer,
1594                        &info.mData);
1595            } else {
1596                err = mOMX->allocateBufferWithBackup(
1597                        mNode, portIndex, mem, &buffer);
1598            }
1599        } else if (portIndex == kPortIndexOutput
1600                && (mQuirks & kRequiresAllocateBufferOnOutputPorts)) {
1601            if (mOMXLivesLocally) {
1602                mem.clear();
1603
1604                err = mOMX->allocateBuffer(
1605                        mNode, portIndex, def.nBufferSize, &buffer,
1606                        &info.mData);
1607            } else {
1608                err = mOMX->allocateBufferWithBackup(
1609                        mNode, portIndex, mem, &buffer);
1610            }
1611        } else {
1612            err = mOMX->useBuffer(mNode, portIndex, mem, &buffer);
1613        }
1614
1615        if (err != OK) {
1616            ALOGE("allocate_buffer_with_backup failed");
1617            return err;
1618        }
1619
1620        if (mem != NULL) {
1621            info.mData = mem->pointer();
1622        }
1623
1624        info.mBuffer = buffer;
1625        info.mStatus = OWNED_BY_US;
1626        info.mMem = mem;
1627        info.mMediaBuffer = NULL;
1628
1629        if (portIndex == kPortIndexOutput) {
1630            // Fail deferred MediaBuffer creation until FILL_BUFFER_DONE;
1631            // this legacy mode is no longer supported.
1632            LOG_ALWAYS_FATAL_IF((mOMXLivesLocally
1633                    && (mQuirks & kRequiresAllocateBufferOnOutputPorts)
1634                    && (mQuirks & kDefersOutputBufferAllocation)),
1635                    "allocateBuffersOnPort cannot defer buffer allocation");
1636
1637            info.mMediaBuffer = new MediaBuffer(info.mData, info.mSize);
1638            info.mMediaBuffer->setObserver(this);
1639        }
1640
1641        mPortBuffers[portIndex].push(info);
1642
1643        CODEC_LOGV("allocated buffer %p on %s port", buffer,
1644             portIndex == kPortIndexInput ? "input" : "output");
1645    }
1646
1647    if (portIndex == kPortIndexOutput) {
1648
1649        sp<MetaData> meta = mSource->getFormat();
1650        int32_t delay = 0;
1651        if (!meta->findInt32(kKeyEncoderDelay, &delay)) {
1652            delay = 0;
1653        }
1654        int32_t padding = 0;
1655        if (!meta->findInt32(kKeyEncoderPadding, &padding)) {
1656            padding = 0;
1657        }
1658        int32_t numchannels = 0;
1659        if (delay + padding) {
1660            if (mOutputFormat->findInt32(kKeyChannelCount, &numchannels)) {
1661                size_t frameSize = numchannels * sizeof(int16_t);
1662                if (mSkipCutBuffer != NULL) {
1663                    size_t prevbuffersize = mSkipCutBuffer->size();
1664                    if (prevbuffersize != 0) {
1665                        ALOGW("Replacing SkipCutBuffer holding %d bytes", prevbuffersize);
1666                    }
1667                }
1668                mSkipCutBuffer = new SkipCutBuffer(delay * frameSize, padding * frameSize);
1669            }
1670        }
1671    }
1672
1673    // dumpPortStatus(portIndex);
1674
1675    if (portIndex == kPortIndexInput && (mFlags & kUseSecureInputBuffers)) {
1676        Vector<MediaBuffer *> buffers;
1677        for (size_t i = 0; i < def.nBufferCountActual; ++i) {
1678            const BufferInfo &info = mPortBuffers[kPortIndexInput].itemAt(i);
1679
1680            MediaBuffer *mbuf = new MediaBuffer(info.mData, info.mSize);
1681            buffers.push(mbuf);
1682        }
1683
1684        status_t err = mSource->setBuffers(buffers);
1685
1686        if (err != OK) {
1687            for (size_t i = 0; i < def.nBufferCountActual; ++i) {
1688                buffers.editItemAt(i)->release();
1689            }
1690            buffers.clear();
1691
1692            CODEC_LOGE(
1693                    "Codec requested to use secure input buffers but "
1694                    "upstream source didn't support that.");
1695
1696            return err;
1697        }
1698    }
1699
1700    return OK;
1701}
1702
1703status_t OMXCodec::applyRotation() {
1704    sp<MetaData> meta = mSource->getFormat();
1705
1706    int32_t rotationDegrees;
1707    if (!meta->findInt32(kKeyRotation, &rotationDegrees)) {
1708        rotationDegrees = 0;
1709    }
1710
1711    uint32_t transform;
1712    switch (rotationDegrees) {
1713        case 0: transform = 0; break;
1714        case 90: transform = HAL_TRANSFORM_ROT_90; break;
1715        case 180: transform = HAL_TRANSFORM_ROT_180; break;
1716        case 270: transform = HAL_TRANSFORM_ROT_270; break;
1717        default: transform = 0; break;
1718    }
1719
1720    status_t err = OK;
1721
1722    if (transform) {
1723        err = native_window_set_buffers_transform(
1724                mNativeWindow.get(), transform);
1725        ALOGE("native_window_set_buffers_transform failed: %s (%d)",
1726                strerror(-err), -err);
1727    }
1728
1729    return err;
1730}
1731
1732status_t OMXCodec::allocateOutputBuffersFromNativeWindow() {
1733    // Get the number of buffers needed.
1734    OMX_PARAM_PORTDEFINITIONTYPE def;
1735    InitOMXParams(&def);
1736    def.nPortIndex = kPortIndexOutput;
1737
1738    status_t err = mOMX->getParameter(
1739            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1740    if (err != OK) {
1741        CODEC_LOGE("getParameter failed: %d", err);
1742        return err;
1743    }
1744
1745    err = native_window_set_buffers_geometry(
1746            mNativeWindow.get(),
1747            def.format.video.nFrameWidth,
1748            def.format.video.nFrameHeight,
1749            def.format.video.eColorFormat);
1750
1751    if (err != 0) {
1752        ALOGE("native_window_set_buffers_geometry failed: %s (%d)",
1753                strerror(-err), -err);
1754        return err;
1755    }
1756
1757    err = applyRotation();
1758    if (err != OK) {
1759        return err;
1760    }
1761
1762    // Set up the native window.
1763    OMX_U32 usage = 0;
1764    err = mOMX->getGraphicBufferUsage(mNode, kPortIndexOutput, &usage);
1765    if (err != 0) {
1766        ALOGW("querying usage flags from OMX IL component failed: %d", err);
1767        // XXX: Currently this error is logged, but not fatal.
1768        usage = 0;
1769    }
1770    if (mFlags & kEnableGrallocUsageProtected) {
1771        usage |= GRALLOC_USAGE_PROTECTED;
1772    }
1773
1774    // Make sure to check whether either Stagefright or the video decoder
1775    // requested protected buffers.
1776    if (usage & GRALLOC_USAGE_PROTECTED) {
1777        // Verify that the ANativeWindow sends images directly to
1778        // SurfaceFlinger.
1779        int queuesToNativeWindow = 0;
1780        err = mNativeWindow->query(
1781                mNativeWindow.get(), NATIVE_WINDOW_QUEUES_TO_WINDOW_COMPOSER,
1782                &queuesToNativeWindow);
1783        if (err != 0) {
1784            ALOGE("error authenticating native window: %d", err);
1785            return err;
1786        }
1787        if (queuesToNativeWindow != 1) {
1788            ALOGE("native window could not be authenticated");
1789            return PERMISSION_DENIED;
1790        }
1791    }
1792
1793    ALOGV("native_window_set_usage usage=0x%lx", usage);
1794    err = native_window_set_usage(
1795            mNativeWindow.get(), usage | GRALLOC_USAGE_HW_TEXTURE | GRALLOC_USAGE_EXTERNAL_DISP);
1796    if (err != 0) {
1797        ALOGE("native_window_set_usage failed: %s (%d)", strerror(-err), -err);
1798        return err;
1799    }
1800
1801    int minUndequeuedBufs = 0;
1802    err = mNativeWindow->query(mNativeWindow.get(),
1803            NATIVE_WINDOW_MIN_UNDEQUEUED_BUFFERS, &minUndequeuedBufs);
1804    if (err != 0) {
1805        ALOGE("NATIVE_WINDOW_MIN_UNDEQUEUED_BUFFERS query failed: %s (%d)",
1806                strerror(-err), -err);
1807        return err;
1808    }
1809    // FIXME: assume that surface is controlled by app (native window
1810    // returns the number for the case when surface is not controlled by app)
1811    // FIXME2: This means that minUndeqeueudBufs can be 1 larger than reported
1812    // For now, try to allocate 1 more buffer, but don't fail if unsuccessful
1813
1814    // Use conservative allocation while also trying to reduce starvation
1815    //
1816    // 1. allocate at least nBufferCountMin + minUndequeuedBuffers - that is the
1817    //    minimum needed for the consumer to be able to work
1818    // 2. try to allocate two (2) additional buffers to reduce starvation from
1819    //    the consumer
1820    //    plus an extra buffer to account for incorrect minUndequeuedBufs
1821    CODEC_LOGI("OMX-buffers: min=%u actual=%u undeq=%d+1",
1822            def.nBufferCountMin, def.nBufferCountActual, minUndequeuedBufs);
1823
1824    for (OMX_U32 extraBuffers = 2 + 1; /* condition inside loop */; extraBuffers--) {
1825        OMX_U32 newBufferCount =
1826            def.nBufferCountMin + minUndequeuedBufs + extraBuffers;
1827        def.nBufferCountActual = newBufferCount;
1828        err = mOMX->setParameter(
1829                mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1830
1831        if (err == OK) {
1832            minUndequeuedBufs += extraBuffers;
1833            break;
1834        }
1835
1836        CODEC_LOGW("setting nBufferCountActual to %u failed: %d",
1837                newBufferCount, err);
1838        /* exit condition */
1839        if (extraBuffers == 0) {
1840            return err;
1841        }
1842    }
1843    CODEC_LOGI("OMX-buffers: min=%u actual=%u undeq=%d+1",
1844            def.nBufferCountMin, def.nBufferCountActual, minUndequeuedBufs);
1845
1846    err = native_window_set_buffer_count(
1847            mNativeWindow.get(), def.nBufferCountActual);
1848    if (err != 0) {
1849        ALOGE("native_window_set_buffer_count failed: %s (%d)", strerror(-err),
1850                -err);
1851        return err;
1852    }
1853
1854    CODEC_LOGV("allocating %u buffers from a native window of size %u on "
1855            "output port", def.nBufferCountActual, def.nBufferSize);
1856
1857    // Dequeue buffers and send them to OMX
1858    for (OMX_U32 i = 0; i < def.nBufferCountActual; i++) {
1859        ANativeWindowBuffer* buf;
1860        err = native_window_dequeue_buffer_and_wait(mNativeWindow.get(), &buf);
1861        if (err != 0) {
1862            ALOGE("dequeueBuffer failed: %s (%d)", strerror(-err), -err);
1863            break;
1864        }
1865
1866        sp<GraphicBuffer> graphicBuffer(new GraphicBuffer(buf, false));
1867        BufferInfo info;
1868        info.mData = NULL;
1869        info.mSize = def.nBufferSize;
1870        info.mStatus = OWNED_BY_US;
1871        info.mMem = NULL;
1872        info.mMediaBuffer = new MediaBuffer(graphicBuffer);
1873        info.mMediaBuffer->setObserver(this);
1874        mPortBuffers[kPortIndexOutput].push(info);
1875
1876        IOMX::buffer_id bufferId;
1877        err = mOMX->useGraphicBuffer(mNode, kPortIndexOutput, graphicBuffer,
1878                &bufferId);
1879        if (err != 0) {
1880            CODEC_LOGE("registering GraphicBuffer with OMX IL component "
1881                    "failed: %d", err);
1882            break;
1883        }
1884
1885        mPortBuffers[kPortIndexOutput].editItemAt(i).mBuffer = bufferId;
1886
1887        CODEC_LOGV("registered graphic buffer with ID %u (pointer = %p)",
1888                bufferId, graphicBuffer.get());
1889    }
1890
1891    OMX_U32 cancelStart;
1892    OMX_U32 cancelEnd;
1893    if (err != 0) {
1894        // If an error occurred while dequeuing we need to cancel any buffers
1895        // that were dequeued.
1896        cancelStart = 0;
1897        cancelEnd = mPortBuffers[kPortIndexOutput].size();
1898    } else {
1899        // Return the last two buffers to the native window.
1900        cancelStart = def.nBufferCountActual - minUndequeuedBufs;
1901        cancelEnd = def.nBufferCountActual;
1902    }
1903
1904    for (OMX_U32 i = cancelStart; i < cancelEnd; i++) {
1905        BufferInfo *info = &mPortBuffers[kPortIndexOutput].editItemAt(i);
1906        cancelBufferToNativeWindow(info);
1907    }
1908
1909    return err;
1910}
1911
1912status_t OMXCodec::cancelBufferToNativeWindow(BufferInfo *info) {
1913    CHECK_EQ((int)info->mStatus, (int)OWNED_BY_US);
1914    CODEC_LOGV("Calling cancelBuffer on buffer %u", info->mBuffer);
1915    int err = mNativeWindow->cancelBuffer(
1916        mNativeWindow.get(), info->mMediaBuffer->graphicBuffer().get(), -1);
1917    if (err != 0) {
1918      CODEC_LOGE("cancelBuffer failed w/ error 0x%08x", err);
1919
1920      setState(ERROR);
1921      return err;
1922    }
1923    info->mStatus = OWNED_BY_NATIVE_WINDOW;
1924    return OK;
1925}
1926
1927OMXCodec::BufferInfo* OMXCodec::dequeueBufferFromNativeWindow() {
1928    // Dequeue the next buffer from the native window.
1929    ANativeWindowBuffer* buf;
1930    int fenceFd = -1;
1931    int err = native_window_dequeue_buffer_and_wait(mNativeWindow.get(), &buf);
1932    if (err != 0) {
1933      CODEC_LOGE("dequeueBuffer failed w/ error 0x%08x", err);
1934
1935      setState(ERROR);
1936      return 0;
1937    }
1938
1939    // Determine which buffer we just dequeued.
1940    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexOutput];
1941    BufferInfo *bufInfo = 0;
1942    for (size_t i = 0; i < buffers->size(); i++) {
1943      sp<GraphicBuffer> graphicBuffer = buffers->itemAt(i).
1944          mMediaBuffer->graphicBuffer();
1945      if (graphicBuffer->handle == buf->handle) {
1946        bufInfo = &buffers->editItemAt(i);
1947        break;
1948      }
1949    }
1950
1951    if (bufInfo == 0) {
1952        CODEC_LOGE("dequeued unrecognized buffer: %p", buf);
1953
1954        setState(ERROR);
1955        return 0;
1956    }
1957
1958    // The native window no longer owns the buffer.
1959    CHECK_EQ((int)bufInfo->mStatus, (int)OWNED_BY_NATIVE_WINDOW);
1960    bufInfo->mStatus = OWNED_BY_US;
1961
1962    return bufInfo;
1963}
1964
1965status_t OMXCodec::pushBlankBuffersToNativeWindow() {
1966    status_t err = NO_ERROR;
1967    ANativeWindowBuffer* anb = NULL;
1968    int numBufs = 0;
1969    int minUndequeuedBufs = 0;
1970
1971    // We need to reconnect to the ANativeWindow as a CPU client to ensure that
1972    // no frames get dropped by SurfaceFlinger assuming that these are video
1973    // frames.
1974    err = native_window_api_disconnect(mNativeWindow.get(),
1975            NATIVE_WINDOW_API_MEDIA);
1976    if (err != NO_ERROR) {
1977        ALOGE("error pushing blank frames: api_disconnect failed: %s (%d)",
1978                strerror(-err), -err);
1979        return err;
1980    }
1981
1982    err = native_window_api_connect(mNativeWindow.get(),
1983            NATIVE_WINDOW_API_CPU);
1984    if (err != NO_ERROR) {
1985        ALOGE("error pushing blank frames: api_connect failed: %s (%d)",
1986                strerror(-err), -err);
1987        return err;
1988    }
1989
1990    err = native_window_set_buffers_geometry(mNativeWindow.get(), 1, 1,
1991            HAL_PIXEL_FORMAT_RGBX_8888);
1992    if (err != NO_ERROR) {
1993        ALOGE("error pushing blank frames: set_buffers_geometry failed: %s (%d)",
1994                strerror(-err), -err);
1995        goto error;
1996    }
1997
1998    err = native_window_set_usage(mNativeWindow.get(),
1999            GRALLOC_USAGE_SW_WRITE_OFTEN);
2000    if (err != NO_ERROR) {
2001        ALOGE("error pushing blank frames: set_usage failed: %s (%d)",
2002                strerror(-err), -err);
2003        goto error;
2004    }
2005
2006    err = native_window_set_scaling_mode(mNativeWindow.get(),
2007            NATIVE_WINDOW_SCALING_MODE_SCALE_TO_WINDOW);
2008    if (err != OK) {
2009        ALOGE("error pushing blank frames: set_scaling_mode failed: %s (%d)",
2010                strerror(-err), -err);
2011        goto error;
2012    }
2013
2014    err = mNativeWindow->query(mNativeWindow.get(),
2015            NATIVE_WINDOW_MIN_UNDEQUEUED_BUFFERS, &minUndequeuedBufs);
2016    if (err != NO_ERROR) {
2017        ALOGE("error pushing blank frames: MIN_UNDEQUEUED_BUFFERS query "
2018                "failed: %s (%d)", strerror(-err), -err);
2019        goto error;
2020    }
2021
2022    numBufs = minUndequeuedBufs + 1;
2023    err = native_window_set_buffer_count(mNativeWindow.get(), numBufs);
2024    if (err != NO_ERROR) {
2025        ALOGE("error pushing blank frames: set_buffer_count failed: %s (%d)",
2026                strerror(-err), -err);
2027        goto error;
2028    }
2029
2030    // We  push numBufs + 1 buffers to ensure that we've drawn into the same
2031    // buffer twice.  This should guarantee that the buffer has been displayed
2032    // on the screen and then been replaced, so an previous video frames are
2033    // guaranteed NOT to be currently displayed.
2034    for (int i = 0; i < numBufs + 1; i++) {
2035        int fenceFd = -1;
2036        err = native_window_dequeue_buffer_and_wait(mNativeWindow.get(), &anb);
2037        if (err != NO_ERROR) {
2038            ALOGE("error pushing blank frames: dequeueBuffer failed: %s (%d)",
2039                    strerror(-err), -err);
2040            goto error;
2041        }
2042
2043        sp<GraphicBuffer> buf(new GraphicBuffer(anb, false));
2044
2045        // Fill the buffer with the a 1x1 checkerboard pattern ;)
2046        uint32_t* img = NULL;
2047        err = buf->lock(GRALLOC_USAGE_SW_WRITE_OFTEN, (void**)(&img));
2048        if (err != NO_ERROR) {
2049            ALOGE("error pushing blank frames: lock failed: %s (%d)",
2050                    strerror(-err), -err);
2051            goto error;
2052        }
2053
2054        *img = 0;
2055
2056        err = buf->unlock();
2057        if (err != NO_ERROR) {
2058            ALOGE("error pushing blank frames: unlock failed: %s (%d)",
2059                    strerror(-err), -err);
2060            goto error;
2061        }
2062
2063        err = mNativeWindow->queueBuffer(mNativeWindow.get(),
2064                buf->getNativeBuffer(), -1);
2065        if (err != NO_ERROR) {
2066            ALOGE("error pushing blank frames: queueBuffer failed: %s (%d)",
2067                    strerror(-err), -err);
2068            goto error;
2069        }
2070
2071        anb = NULL;
2072    }
2073
2074error:
2075
2076    if (err != NO_ERROR) {
2077        // Clean up after an error.
2078        if (anb != NULL) {
2079            mNativeWindow->cancelBuffer(mNativeWindow.get(), anb, -1);
2080        }
2081
2082        native_window_api_disconnect(mNativeWindow.get(),
2083                NATIVE_WINDOW_API_CPU);
2084        native_window_api_connect(mNativeWindow.get(),
2085                NATIVE_WINDOW_API_MEDIA);
2086
2087        return err;
2088    } else {
2089        // Clean up after success.
2090        err = native_window_api_disconnect(mNativeWindow.get(),
2091                NATIVE_WINDOW_API_CPU);
2092        if (err != NO_ERROR) {
2093            ALOGE("error pushing blank frames: api_disconnect failed: %s (%d)",
2094                    strerror(-err), -err);
2095            return err;
2096        }
2097
2098        err = native_window_api_connect(mNativeWindow.get(),
2099                NATIVE_WINDOW_API_MEDIA);
2100        if (err != NO_ERROR) {
2101            ALOGE("error pushing blank frames: api_connect failed: %s (%d)",
2102                    strerror(-err), -err);
2103            return err;
2104        }
2105
2106        return NO_ERROR;
2107    }
2108}
2109
2110int64_t OMXCodec::getDecodingTimeUs() {
2111    CHECK(mIsEncoder && mIsVideo);
2112
2113    if (mDecodingTimeList.empty()) {
2114        CHECK(mSignalledEOS || mNoMoreOutputData);
2115        // No corresponding input frame available.
2116        // This could happen when EOS is reached.
2117        return 0;
2118    }
2119
2120    List<int64_t>::iterator it = mDecodingTimeList.begin();
2121    int64_t timeUs = *it;
2122    mDecodingTimeList.erase(it);
2123    return timeUs;
2124}
2125
2126void OMXCodec::on_message(const omx_message &msg) {
2127    if (mState == ERROR) {
2128        /*
2129         * only drop EVENT messages, EBD and FBD are still
2130         * processed for bookkeeping purposes
2131         */
2132        if (msg.type == omx_message::EVENT) {
2133            ALOGW("Dropping OMX EVENT message - we're in ERROR state.");
2134            return;
2135        }
2136    }
2137
2138    switch (msg.type) {
2139        case omx_message::EVENT:
2140        {
2141            onEvent(
2142                 msg.u.event_data.event, msg.u.event_data.data1,
2143                 msg.u.event_data.data2);
2144
2145            break;
2146        }
2147
2148        case omx_message::EMPTY_BUFFER_DONE:
2149        {
2150            IOMX::buffer_id buffer = msg.u.extended_buffer_data.buffer;
2151
2152            CODEC_LOGV("EMPTY_BUFFER_DONE(buffer: %u)", buffer);
2153
2154            Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexInput];
2155            size_t i = 0;
2156            while (i < buffers->size() && (*buffers)[i].mBuffer != buffer) {
2157                ++i;
2158            }
2159
2160            CHECK(i < buffers->size());
2161            if ((*buffers)[i].mStatus != OWNED_BY_COMPONENT) {
2162                ALOGW("We already own input buffer %u, yet received "
2163                     "an EMPTY_BUFFER_DONE.", buffer);
2164            }
2165
2166            BufferInfo* info = &buffers->editItemAt(i);
2167            info->mStatus = OWNED_BY_US;
2168
2169            // Buffer could not be released until empty buffer done is called.
2170            if (info->mMediaBuffer != NULL) {
2171                info->mMediaBuffer->release();
2172                info->mMediaBuffer = NULL;
2173            }
2174
2175            if (mPortStatus[kPortIndexInput] == DISABLING) {
2176                CODEC_LOGV("Port is disabled, freeing buffer %u", buffer);
2177
2178                status_t err = freeBuffer(kPortIndexInput, i);
2179                CHECK_EQ(err, (status_t)OK);
2180            } else if (mState != ERROR
2181                    && mPortStatus[kPortIndexInput] != SHUTTING_DOWN) {
2182                CHECK_EQ((int)mPortStatus[kPortIndexInput], (int)ENABLED);
2183
2184                if (mFlags & kUseSecureInputBuffers) {
2185                    drainAnyInputBuffer();
2186                } else {
2187                    drainInputBuffer(&buffers->editItemAt(i));
2188                }
2189            }
2190            break;
2191        }
2192
2193        case omx_message::FILL_BUFFER_DONE:
2194        {
2195            IOMX::buffer_id buffer = msg.u.extended_buffer_data.buffer;
2196            OMX_U32 flags = msg.u.extended_buffer_data.flags;
2197
2198            CODEC_LOGV("FILL_BUFFER_DONE(buffer: %u, size: %u, flags: 0x%08x, timestamp: %lld us (%.2f secs))",
2199                 buffer,
2200                 msg.u.extended_buffer_data.range_length,
2201                 flags,
2202                 msg.u.extended_buffer_data.timestamp,
2203                 msg.u.extended_buffer_data.timestamp / 1E6);
2204
2205            Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexOutput];
2206            size_t i = 0;
2207            while (i < buffers->size() && (*buffers)[i].mBuffer != buffer) {
2208                ++i;
2209            }
2210
2211            CHECK(i < buffers->size());
2212            BufferInfo *info = &buffers->editItemAt(i);
2213
2214            if (info->mStatus != OWNED_BY_COMPONENT) {
2215                ALOGW("We already own output buffer %u, yet received "
2216                     "a FILL_BUFFER_DONE.", buffer);
2217            }
2218
2219            info->mStatus = OWNED_BY_US;
2220
2221            if (mPortStatus[kPortIndexOutput] == DISABLING) {
2222                CODEC_LOGV("Port is disabled, freeing buffer %u", buffer);
2223
2224                status_t err = freeBuffer(kPortIndexOutput, i);
2225                CHECK_EQ(err, (status_t)OK);
2226
2227#if 0
2228            } else if (mPortStatus[kPortIndexOutput] == ENABLED
2229                       && (flags & OMX_BUFFERFLAG_EOS)) {
2230                CODEC_LOGV("No more output data.");
2231                mNoMoreOutputData = true;
2232                mBufferFilled.signal();
2233#endif
2234            } else if (mPortStatus[kPortIndexOutput] != SHUTTING_DOWN) {
2235                CHECK_EQ((int)mPortStatus[kPortIndexOutput], (int)ENABLED);
2236
2237                MediaBuffer *buffer = info->mMediaBuffer;
2238                bool isGraphicBuffer = buffer->graphicBuffer() != NULL;
2239
2240                if (!isGraphicBuffer
2241                    && msg.u.extended_buffer_data.range_offset
2242                        + msg.u.extended_buffer_data.range_length
2243                            > buffer->size()) {
2244                    CODEC_LOGE(
2245                            "Codec lied about its buffer size requirements, "
2246                            "sending a buffer larger than the originally "
2247                            "advertised size in FILL_BUFFER_DONE!");
2248                }
2249                buffer->set_range(
2250                        msg.u.extended_buffer_data.range_offset,
2251                        msg.u.extended_buffer_data.range_length);
2252
2253                buffer->meta_data()->clear();
2254
2255                buffer->meta_data()->setInt64(
2256                        kKeyTime, msg.u.extended_buffer_data.timestamp);
2257
2258                if (msg.u.extended_buffer_data.flags & OMX_BUFFERFLAG_SYNCFRAME) {
2259                    buffer->meta_data()->setInt32(kKeyIsSyncFrame, true);
2260                }
2261                bool isCodecSpecific = false;
2262                if (msg.u.extended_buffer_data.flags & OMX_BUFFERFLAG_CODECCONFIG) {
2263                    buffer->meta_data()->setInt32(kKeyIsCodecConfig, true);
2264                    isCodecSpecific = true;
2265                }
2266
2267                if (isGraphicBuffer || mQuirks & kOutputBuffersAreUnreadable) {
2268                    buffer->meta_data()->setInt32(kKeyIsUnreadable, true);
2269                }
2270
2271                buffer->meta_data()->setInt32(
2272                        kKeyBufferID,
2273                        msg.u.extended_buffer_data.buffer);
2274
2275                if (msg.u.extended_buffer_data.flags & OMX_BUFFERFLAG_EOS) {
2276                    CODEC_LOGV("No more output data.");
2277                    mNoMoreOutputData = true;
2278                }
2279
2280                if (mIsEncoder && mIsVideo) {
2281                    int64_t decodingTimeUs = isCodecSpecific? 0: getDecodingTimeUs();
2282                    buffer->meta_data()->setInt64(kKeyDecodingTime, decodingTimeUs);
2283                }
2284
2285                if (mTargetTimeUs >= 0) {
2286                    CHECK(msg.u.extended_buffer_data.timestamp <= mTargetTimeUs);
2287
2288                    if (msg.u.extended_buffer_data.timestamp < mTargetTimeUs) {
2289                        CODEC_LOGV(
2290                                "skipping output buffer at timestamp %lld us",
2291                                msg.u.extended_buffer_data.timestamp);
2292
2293                        fillOutputBuffer(info);
2294                        break;
2295                    }
2296
2297                    CODEC_LOGV(
2298                            "returning output buffer at target timestamp "
2299                            "%lld us",
2300                            msg.u.extended_buffer_data.timestamp);
2301
2302                    mTargetTimeUs = -1;
2303                }
2304
2305                mFilledBuffers.push_back(i);
2306                mBufferFilled.signal();
2307                if (mIsEncoder) {
2308                    sched_yield();
2309                }
2310            }
2311
2312            break;
2313        }
2314
2315        default:
2316        {
2317            CHECK(!"should not be here.");
2318            break;
2319        }
2320    }
2321}
2322
2323// Has the format changed in any way that the client would have to be aware of?
2324static bool formatHasNotablyChanged(
2325        const sp<MetaData> &from, const sp<MetaData> &to) {
2326    if (from.get() == NULL && to.get() == NULL) {
2327        return false;
2328    }
2329
2330    if ((from.get() == NULL && to.get() != NULL)
2331        || (from.get() != NULL && to.get() == NULL)) {
2332        return true;
2333    }
2334
2335    const char *mime_from, *mime_to;
2336    CHECK(from->findCString(kKeyMIMEType, &mime_from));
2337    CHECK(to->findCString(kKeyMIMEType, &mime_to));
2338
2339    if (strcasecmp(mime_from, mime_to)) {
2340        return true;
2341    }
2342
2343    if (!strcasecmp(mime_from, MEDIA_MIMETYPE_VIDEO_RAW)) {
2344        int32_t colorFormat_from, colorFormat_to;
2345        CHECK(from->findInt32(kKeyColorFormat, &colorFormat_from));
2346        CHECK(to->findInt32(kKeyColorFormat, &colorFormat_to));
2347
2348        if (colorFormat_from != colorFormat_to) {
2349            return true;
2350        }
2351
2352        int32_t width_from, width_to;
2353        CHECK(from->findInt32(kKeyWidth, &width_from));
2354        CHECK(to->findInt32(kKeyWidth, &width_to));
2355
2356        if (width_from != width_to) {
2357            return true;
2358        }
2359
2360        int32_t height_from, height_to;
2361        CHECK(from->findInt32(kKeyHeight, &height_from));
2362        CHECK(to->findInt32(kKeyHeight, &height_to));
2363
2364        if (height_from != height_to) {
2365            return true;
2366        }
2367
2368        int32_t left_from, top_from, right_from, bottom_from;
2369        CHECK(from->findRect(
2370                    kKeyCropRect,
2371                    &left_from, &top_from, &right_from, &bottom_from));
2372
2373        int32_t left_to, top_to, right_to, bottom_to;
2374        CHECK(to->findRect(
2375                    kKeyCropRect,
2376                    &left_to, &top_to, &right_to, &bottom_to));
2377
2378        if (left_to != left_from || top_to != top_from
2379                || right_to != right_from || bottom_to != bottom_from) {
2380            return true;
2381        }
2382    } else if (!strcasecmp(mime_from, MEDIA_MIMETYPE_AUDIO_RAW)) {
2383        int32_t numChannels_from, numChannels_to;
2384        CHECK(from->findInt32(kKeyChannelCount, &numChannels_from));
2385        CHECK(to->findInt32(kKeyChannelCount, &numChannels_to));
2386
2387        if (numChannels_from != numChannels_to) {
2388            return true;
2389        }
2390
2391        int32_t sampleRate_from, sampleRate_to;
2392        CHECK(from->findInt32(kKeySampleRate, &sampleRate_from));
2393        CHECK(to->findInt32(kKeySampleRate, &sampleRate_to));
2394
2395        if (sampleRate_from != sampleRate_to) {
2396            return true;
2397        }
2398    }
2399
2400    return false;
2401}
2402
2403void OMXCodec::onEvent(OMX_EVENTTYPE event, OMX_U32 data1, OMX_U32 data2) {
2404    switch (event) {
2405        case OMX_EventCmdComplete:
2406        {
2407            onCmdComplete((OMX_COMMANDTYPE)data1, data2);
2408            break;
2409        }
2410
2411        case OMX_EventError:
2412        {
2413            CODEC_LOGE("OMX_EventError(0x%08x, %u)", data1, data2);
2414
2415            setState(ERROR);
2416            break;
2417        }
2418
2419        case OMX_EventPortSettingsChanged:
2420        {
2421            CODEC_LOGV("OMX_EventPortSettingsChanged(port=%u, data2=0x%08x)",
2422                       data1, data2);
2423
2424            if (data2 == 0 || data2 == OMX_IndexParamPortDefinition) {
2425                // There is no need to check whether mFilledBuffers is empty or not
2426                // when the OMX_EventPortSettingsChanged is not meant for reallocating
2427                // the output buffers.
2428                if (data1 == kPortIndexOutput) {
2429                    CHECK(mFilledBuffers.empty());
2430                }
2431                onPortSettingsChanged(data1);
2432            } else if (data1 == kPortIndexOutput &&
2433                        (data2 == OMX_IndexConfigCommonOutputCrop ||
2434                         data2 == OMX_IndexConfigCommonScale)) {
2435
2436                sp<MetaData> oldOutputFormat = mOutputFormat;
2437                initOutputFormat(mSource->getFormat());
2438
2439                if (data2 == OMX_IndexConfigCommonOutputCrop &&
2440                    formatHasNotablyChanged(oldOutputFormat, mOutputFormat)) {
2441                    mOutputPortSettingsHaveChanged = true;
2442
2443                } else if (data2 == OMX_IndexConfigCommonScale) {
2444                    OMX_CONFIG_SCALEFACTORTYPE scale;
2445                    InitOMXParams(&scale);
2446                    scale.nPortIndex = kPortIndexOutput;
2447
2448                    // Change display dimension only when necessary.
2449                    if (OK == mOMX->getConfig(
2450                                        mNode,
2451                                        OMX_IndexConfigCommonScale,
2452                                        &scale, sizeof(scale))) {
2453                        int32_t left, top, right, bottom;
2454                        CHECK(mOutputFormat->findRect(kKeyCropRect,
2455                                                      &left, &top,
2456                                                      &right, &bottom));
2457
2458                        // The scale is in 16.16 format.
2459                        // scale 1.0 = 0x010000. When there is no
2460                        // need to change the display, skip it.
2461                        ALOGV("Get OMX_IndexConfigScale: 0x%x/0x%x",
2462                                scale.xWidth, scale.xHeight);
2463
2464                        if (scale.xWidth != 0x010000) {
2465                            mOutputFormat->setInt32(kKeyDisplayWidth,
2466                                    ((right - left +  1) * scale.xWidth)  >> 16);
2467                            mOutputPortSettingsHaveChanged = true;
2468                        }
2469
2470                        if (scale.xHeight != 0x010000) {
2471                            mOutputFormat->setInt32(kKeyDisplayHeight,
2472                                    ((bottom  - top + 1) * scale.xHeight) >> 16);
2473                            mOutputPortSettingsHaveChanged = true;
2474                        }
2475                    }
2476                }
2477            }
2478            break;
2479        }
2480
2481#if 0
2482        case OMX_EventBufferFlag:
2483        {
2484            CODEC_LOGV("EVENT_BUFFER_FLAG(%ld)", data1);
2485
2486            if (data1 == kPortIndexOutput) {
2487                mNoMoreOutputData = true;
2488            }
2489            break;
2490        }
2491#endif
2492
2493        default:
2494        {
2495            CODEC_LOGV("EVENT(%d, %u, %u)", event, data1, data2);
2496            break;
2497        }
2498    }
2499}
2500
2501void OMXCodec::onCmdComplete(OMX_COMMANDTYPE cmd, OMX_U32 data) {
2502    switch (cmd) {
2503        case OMX_CommandStateSet:
2504        {
2505            onStateChange((OMX_STATETYPE)data);
2506            break;
2507        }
2508
2509        case OMX_CommandPortDisable:
2510        {
2511            OMX_U32 portIndex = data;
2512            CODEC_LOGV("PORT_DISABLED(%u)", portIndex);
2513
2514            CHECK(mState == EXECUTING || mState == RECONFIGURING);
2515            CHECK_EQ((int)mPortStatus[portIndex], (int)DISABLING);
2516            CHECK_EQ(mPortBuffers[portIndex].size(), 0u);
2517
2518            mPortStatus[portIndex] = DISABLED;
2519
2520            if (mState == RECONFIGURING) {
2521                CHECK_EQ(portIndex, (OMX_U32)kPortIndexOutput);
2522
2523                sp<MetaData> oldOutputFormat = mOutputFormat;
2524                initOutputFormat(mSource->getFormat());
2525
2526                // Don't notify clients if the output port settings change
2527                // wasn't of importance to them, i.e. it may be that just the
2528                // number of buffers has changed and nothing else.
2529                bool formatChanged = formatHasNotablyChanged(oldOutputFormat, mOutputFormat);
2530                if (!mOutputPortSettingsHaveChanged) {
2531                    mOutputPortSettingsHaveChanged = formatChanged;
2532                }
2533
2534                status_t err = enablePortAsync(portIndex);
2535                if (err != OK) {
2536                    CODEC_LOGE("enablePortAsync(%u) failed (err = %d)", portIndex, err);
2537                    setState(ERROR);
2538                } else {
2539                    err = allocateBuffersOnPort(portIndex);
2540                    if (err != OK) {
2541                        CODEC_LOGE("allocateBuffersOnPort (%s) failed "
2542                                   "(err = %d)",
2543                                   portIndex == kPortIndexInput
2544                                        ? "input" : "output",
2545                                   err);
2546
2547                        setState(ERROR);
2548                    }
2549                }
2550            }
2551            break;
2552        }
2553
2554        case OMX_CommandPortEnable:
2555        {
2556            OMX_U32 portIndex = data;
2557            CODEC_LOGV("PORT_ENABLED(%u)", portIndex);
2558
2559            CHECK(mState == EXECUTING || mState == RECONFIGURING);
2560            CHECK_EQ((int)mPortStatus[portIndex], (int)ENABLING);
2561
2562            mPortStatus[portIndex] = ENABLED;
2563
2564            if (mState == RECONFIGURING) {
2565                CHECK_EQ(portIndex, (OMX_U32)kPortIndexOutput);
2566
2567                setState(EXECUTING);
2568
2569                fillOutputBuffers();
2570            }
2571            break;
2572        }
2573
2574        case OMX_CommandFlush:
2575        {
2576            OMX_U32 portIndex = data;
2577
2578            CODEC_LOGV("FLUSH_DONE(%u)", portIndex);
2579
2580            CHECK_EQ((int)mPortStatus[portIndex], (int)SHUTTING_DOWN);
2581            mPortStatus[portIndex] = ENABLED;
2582
2583            CHECK_EQ(countBuffersWeOwn(mPortBuffers[portIndex]),
2584                     mPortBuffers[portIndex].size());
2585
2586            if (mSkipCutBuffer != NULL && mPortStatus[kPortIndexOutput] == ENABLED) {
2587                mSkipCutBuffer->clear();
2588            }
2589
2590            if (mState == RECONFIGURING) {
2591                CHECK_EQ(portIndex, (OMX_U32)kPortIndexOutput);
2592
2593                disablePortAsync(portIndex);
2594            } else if (mState == EXECUTING_TO_IDLE) {
2595                if (mPortStatus[kPortIndexInput] == ENABLED
2596                    && mPortStatus[kPortIndexOutput] == ENABLED) {
2597                    CODEC_LOGV("Finished flushing both ports, now completing "
2598                         "transition from EXECUTING to IDLE.");
2599
2600                    mPortStatus[kPortIndexInput] = SHUTTING_DOWN;
2601                    mPortStatus[kPortIndexOutput] = SHUTTING_DOWN;
2602
2603                    status_t err =
2604                        mOMX->sendCommand(mNode, OMX_CommandStateSet, OMX_StateIdle);
2605                    CHECK_EQ(err, (status_t)OK);
2606                }
2607            } else {
2608                // We're flushing both ports in preparation for seeking.
2609
2610                if (mPortStatus[kPortIndexInput] == ENABLED
2611                    && mPortStatus[kPortIndexOutput] == ENABLED) {
2612                    CODEC_LOGV("Finished flushing both ports, now continuing from"
2613                         " seek-time.");
2614
2615                    // We implicitly resume pulling on our upstream source.
2616                    mPaused = false;
2617
2618                    drainInputBuffers();
2619                    fillOutputBuffers();
2620                }
2621
2622                if (mOutputPortSettingsChangedPending) {
2623                    CODEC_LOGV(
2624                            "Honoring deferred output port settings change.");
2625
2626                    mOutputPortSettingsChangedPending = false;
2627                    onPortSettingsChanged(kPortIndexOutput);
2628                }
2629            }
2630
2631            break;
2632        }
2633
2634        default:
2635        {
2636            CODEC_LOGV("CMD_COMPLETE(%d, %ld)", cmd, data);
2637            break;
2638        }
2639    }
2640}
2641
2642void OMXCodec::onStateChange(OMX_STATETYPE newState) {
2643    CODEC_LOGV("onStateChange %d", newState);
2644
2645    switch (newState) {
2646        case OMX_StateIdle:
2647        {
2648            CODEC_LOGV("Now Idle.");
2649            if (mState == LOADED_TO_IDLE) {
2650                status_t err = mOMX->sendCommand(
2651                        mNode, OMX_CommandStateSet, OMX_StateExecuting);
2652
2653                CHECK_EQ(err, (status_t)OK);
2654
2655                setState(IDLE_TO_EXECUTING);
2656            } else {
2657                CHECK_EQ((int)mState, (int)EXECUTING_TO_IDLE);
2658
2659                if (countBuffersWeOwn(mPortBuffers[kPortIndexInput]) !=
2660                    mPortBuffers[kPortIndexInput].size()) {
2661                    ALOGE("Codec did not return all input buffers "
2662                          "(received %d / %d)",
2663                            countBuffersWeOwn(mPortBuffers[kPortIndexInput]),
2664                            mPortBuffers[kPortIndexInput].size());
2665                    TRESPASS();
2666                }
2667
2668                if (countBuffersWeOwn(mPortBuffers[kPortIndexOutput]) !=
2669                    mPortBuffers[kPortIndexOutput].size()) {
2670                    ALOGE("Codec did not return all output buffers "
2671                          "(received %d / %d)",
2672                            countBuffersWeOwn(mPortBuffers[kPortIndexOutput]),
2673                            mPortBuffers[kPortIndexOutput].size());
2674                    TRESPASS();
2675                }
2676
2677                status_t err = mOMX->sendCommand(
2678                        mNode, OMX_CommandStateSet, OMX_StateLoaded);
2679
2680                CHECK_EQ(err, (status_t)OK);
2681
2682                err = freeBuffersOnPort(kPortIndexInput);
2683                CHECK_EQ(err, (status_t)OK);
2684
2685                err = freeBuffersOnPort(kPortIndexOutput);
2686                CHECK_EQ(err, (status_t)OK);
2687
2688                mPortStatus[kPortIndexInput] = ENABLED;
2689                mPortStatus[kPortIndexOutput] = ENABLED;
2690
2691                if ((mFlags & kEnableGrallocUsageProtected) &&
2692                        mNativeWindow != NULL) {
2693                    // We push enough 1x1 blank buffers to ensure that one of
2694                    // them has made it to the display.  This allows the OMX
2695                    // component teardown to zero out any protected buffers
2696                    // without the risk of scanning out one of those buffers.
2697                    pushBlankBuffersToNativeWindow();
2698                }
2699
2700                setState(IDLE_TO_LOADED);
2701            }
2702            break;
2703        }
2704
2705        case OMX_StateExecuting:
2706        {
2707            CHECK_EQ((int)mState, (int)IDLE_TO_EXECUTING);
2708
2709            CODEC_LOGV("Now Executing.");
2710
2711            mOutputPortSettingsChangedPending = false;
2712
2713            setState(EXECUTING);
2714
2715            // Buffers will be submitted to the component in the first
2716            // call to OMXCodec::read as mInitialBufferSubmit is true at
2717            // this point. This ensures that this on_message call returns,
2718            // releases the lock and ::init can notice the state change and
2719            // itself return.
2720            break;
2721        }
2722
2723        case OMX_StateLoaded:
2724        {
2725            CHECK_EQ((int)mState, (int)IDLE_TO_LOADED);
2726
2727            CODEC_LOGV("Now Loaded.");
2728
2729            setState(LOADED);
2730            break;
2731        }
2732
2733        case OMX_StateInvalid:
2734        {
2735            setState(ERROR);
2736            break;
2737        }
2738
2739        default:
2740        {
2741            CHECK(!"should not be here.");
2742            break;
2743        }
2744    }
2745}
2746
2747// static
2748size_t OMXCodec::countBuffersWeOwn(const Vector<BufferInfo> &buffers) {
2749    size_t n = 0;
2750    for (size_t i = 0; i < buffers.size(); ++i) {
2751        if (buffers[i].mStatus != OWNED_BY_COMPONENT) {
2752            ++n;
2753        }
2754    }
2755
2756    return n;
2757}
2758
2759status_t OMXCodec::freeBuffersOnPort(
2760        OMX_U32 portIndex, bool onlyThoseWeOwn) {
2761    Vector<BufferInfo> *buffers = &mPortBuffers[portIndex];
2762
2763    status_t stickyErr = OK;
2764
2765    for (size_t i = buffers->size(); i-- > 0;) {
2766        BufferInfo *info = &buffers->editItemAt(i);
2767
2768        if (onlyThoseWeOwn && info->mStatus == OWNED_BY_COMPONENT) {
2769            continue;
2770        }
2771
2772        CHECK(info->mStatus == OWNED_BY_US
2773                || info->mStatus == OWNED_BY_NATIVE_WINDOW);
2774
2775        CODEC_LOGV("freeing buffer %p on port %ld", info->mBuffer, portIndex);
2776
2777        status_t err = freeBuffer(portIndex, i);
2778
2779        if (err != OK) {
2780            stickyErr = err;
2781        }
2782
2783    }
2784
2785    CHECK(onlyThoseWeOwn || buffers->isEmpty());
2786
2787    return stickyErr;
2788}
2789
2790status_t OMXCodec::freeBuffer(OMX_U32 portIndex, size_t bufIndex) {
2791    Vector<BufferInfo> *buffers = &mPortBuffers[portIndex];
2792
2793    BufferInfo *info = &buffers->editItemAt(bufIndex);
2794
2795    status_t err = mOMX->freeBuffer(mNode, portIndex, info->mBuffer);
2796
2797    if (err == OK && info->mMediaBuffer != NULL) {
2798        CHECK_EQ(portIndex, (OMX_U32)kPortIndexOutput);
2799        info->mMediaBuffer->setObserver(NULL);
2800
2801        // Make sure nobody but us owns this buffer at this point.
2802        CHECK_EQ(info->mMediaBuffer->refcount(), 0);
2803
2804        // Cancel the buffer if it belongs to an ANativeWindow.
2805        sp<GraphicBuffer> graphicBuffer = info->mMediaBuffer->graphicBuffer();
2806        if (info->mStatus == OWNED_BY_US && graphicBuffer != 0) {
2807            err = cancelBufferToNativeWindow(info);
2808        }
2809
2810        info->mMediaBuffer->release();
2811        info->mMediaBuffer = NULL;
2812    }
2813
2814    if (err == OK) {
2815        buffers->removeAt(bufIndex);
2816    }
2817
2818    return err;
2819}
2820
2821void OMXCodec::onPortSettingsChanged(OMX_U32 portIndex) {
2822    CODEC_LOGV("PORT_SETTINGS_CHANGED(%ld)", portIndex);
2823
2824    CHECK_EQ((int)mState, (int)EXECUTING);
2825    CHECK_EQ(portIndex, (OMX_U32)kPortIndexOutput);
2826    CHECK(!mOutputPortSettingsChangedPending);
2827
2828    if (mPortStatus[kPortIndexOutput] != ENABLED) {
2829        CODEC_LOGV("Deferring output port settings change.");
2830        mOutputPortSettingsChangedPending = true;
2831        return;
2832    }
2833
2834    setState(RECONFIGURING);
2835
2836    if (mQuirks & kNeedsFlushBeforeDisable) {
2837        if (!flushPortAsync(portIndex)) {
2838            onCmdComplete(OMX_CommandFlush, portIndex);
2839        }
2840    } else {
2841        disablePortAsync(portIndex);
2842    }
2843}
2844
2845bool OMXCodec::flushPortAsync(OMX_U32 portIndex) {
2846    CHECK(mState == EXECUTING || mState == RECONFIGURING
2847            || mState == EXECUTING_TO_IDLE);
2848
2849    CODEC_LOGV("flushPortAsync(%ld): we own %d out of %d buffers already.",
2850         portIndex, countBuffersWeOwn(mPortBuffers[portIndex]),
2851         mPortBuffers[portIndex].size());
2852
2853    CHECK_EQ((int)mPortStatus[portIndex], (int)ENABLED);
2854    mPortStatus[portIndex] = SHUTTING_DOWN;
2855
2856    if ((mQuirks & kRequiresFlushCompleteEmulation)
2857        && countBuffersWeOwn(mPortBuffers[portIndex])
2858                == mPortBuffers[portIndex].size()) {
2859        // No flush is necessary and this component fails to send a
2860        // flush-complete event in this case.
2861
2862        return false;
2863    }
2864
2865    status_t err =
2866        mOMX->sendCommand(mNode, OMX_CommandFlush, portIndex);
2867    CHECK_EQ(err, (status_t)OK);
2868
2869    return true;
2870}
2871
2872void OMXCodec::disablePortAsync(OMX_U32 portIndex) {
2873    CHECK(mState == EXECUTING || mState == RECONFIGURING);
2874
2875    CHECK_EQ((int)mPortStatus[portIndex], (int)ENABLED);
2876    mPortStatus[portIndex] = DISABLING;
2877
2878    CODEC_LOGV("sending OMX_CommandPortDisable(%ld)", portIndex);
2879    status_t err =
2880        mOMX->sendCommand(mNode, OMX_CommandPortDisable, portIndex);
2881    CHECK_EQ(err, (status_t)OK);
2882
2883    freeBuffersOnPort(portIndex, true);
2884}
2885
2886status_t OMXCodec::enablePortAsync(OMX_U32 portIndex) {
2887    CHECK(mState == EXECUTING || mState == RECONFIGURING);
2888
2889    CHECK_EQ((int)mPortStatus[portIndex], (int)DISABLED);
2890    mPortStatus[portIndex] = ENABLING;
2891
2892    CODEC_LOGV("sending OMX_CommandPortEnable(%ld)", portIndex);
2893    return mOMX->sendCommand(mNode, OMX_CommandPortEnable, portIndex);
2894}
2895
2896void OMXCodec::fillOutputBuffers() {
2897    CHECK_EQ((int)mState, (int)EXECUTING);
2898
2899    // This is a workaround for some decoders not properly reporting
2900    // end-of-output-stream. If we own all input buffers and also own
2901    // all output buffers and we already signalled end-of-input-stream,
2902    // the end-of-output-stream is implied.
2903    if (mSignalledEOS
2904            && countBuffersWeOwn(mPortBuffers[kPortIndexInput])
2905                == mPortBuffers[kPortIndexInput].size()
2906            && countBuffersWeOwn(mPortBuffers[kPortIndexOutput])
2907                == mPortBuffers[kPortIndexOutput].size()) {
2908        mNoMoreOutputData = true;
2909        mBufferFilled.signal();
2910
2911        return;
2912    }
2913
2914    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexOutput];
2915    for (size_t i = 0; i < buffers->size(); ++i) {
2916        BufferInfo *info = &buffers->editItemAt(i);
2917        if (info->mStatus == OWNED_BY_US) {
2918            fillOutputBuffer(&buffers->editItemAt(i));
2919        }
2920    }
2921}
2922
2923void OMXCodec::drainInputBuffers() {
2924    CHECK(mState == EXECUTING || mState == RECONFIGURING);
2925
2926    if (mFlags & kUseSecureInputBuffers) {
2927        Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexInput];
2928        for (size_t i = 0; i < buffers->size(); ++i) {
2929            if (!drainAnyInputBuffer()
2930                    || (mFlags & kOnlySubmitOneInputBufferAtOneTime)) {
2931                break;
2932            }
2933        }
2934    } else {
2935        Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexInput];
2936        for (size_t i = 0; i < buffers->size(); ++i) {
2937            BufferInfo *info = &buffers->editItemAt(i);
2938
2939            if (info->mStatus != OWNED_BY_US) {
2940                continue;
2941            }
2942
2943            if (!drainInputBuffer(info)) {
2944                break;
2945            }
2946
2947            if (mFlags & kOnlySubmitOneInputBufferAtOneTime) {
2948                break;
2949            }
2950        }
2951    }
2952}
2953
2954bool OMXCodec::drainAnyInputBuffer() {
2955    return drainInputBuffer((BufferInfo *)NULL);
2956}
2957
2958OMXCodec::BufferInfo *OMXCodec::findInputBufferByDataPointer(void *ptr) {
2959    Vector<BufferInfo> *infos = &mPortBuffers[kPortIndexInput];
2960    for (size_t i = 0; i < infos->size(); ++i) {
2961        BufferInfo *info = &infos->editItemAt(i);
2962
2963        if (info->mData == ptr) {
2964            CODEC_LOGV(
2965                    "input buffer data ptr = %p, buffer_id = %p",
2966                    ptr,
2967                    info->mBuffer);
2968
2969            return info;
2970        }
2971    }
2972
2973    TRESPASS();
2974}
2975
2976OMXCodec::BufferInfo *OMXCodec::findEmptyInputBuffer() {
2977    Vector<BufferInfo> *infos = &mPortBuffers[kPortIndexInput];
2978    for (size_t i = 0; i < infos->size(); ++i) {
2979        BufferInfo *info = &infos->editItemAt(i);
2980
2981        if (info->mStatus == OWNED_BY_US) {
2982            return info;
2983        }
2984    }
2985
2986    TRESPASS();
2987}
2988
2989bool OMXCodec::drainInputBuffer(BufferInfo *info) {
2990    if (info != NULL) {
2991        CHECK_EQ((int)info->mStatus, (int)OWNED_BY_US);
2992    }
2993
2994    if (mSignalledEOS) {
2995        return false;
2996    }
2997
2998    if (mCodecSpecificDataIndex < mCodecSpecificData.size()) {
2999        CHECK(!(mFlags & kUseSecureInputBuffers));
3000
3001        const CodecSpecificData *specific =
3002            mCodecSpecificData[mCodecSpecificDataIndex];
3003
3004        size_t size = specific->mSize;
3005
3006        if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_AVC, mMIME)
3007                && !(mQuirks & kWantsNALFragments)) {
3008            static const uint8_t kNALStartCode[4] =
3009                    { 0x00, 0x00, 0x00, 0x01 };
3010
3011            CHECK(info->mSize >= specific->mSize + 4);
3012
3013            size += 4;
3014
3015            memcpy(info->mData, kNALStartCode, 4);
3016            memcpy((uint8_t *)info->mData + 4,
3017                   specific->mData, specific->mSize);
3018        } else {
3019            CHECK(info->mSize >= specific->mSize);
3020            memcpy(info->mData, specific->mData, specific->mSize);
3021        }
3022
3023        mNoMoreOutputData = false;
3024
3025        CODEC_LOGV("calling emptyBuffer with codec specific data");
3026
3027        status_t err = mOMX->emptyBuffer(
3028                mNode, info->mBuffer, 0, size,
3029                OMX_BUFFERFLAG_ENDOFFRAME | OMX_BUFFERFLAG_CODECCONFIG,
3030                0);
3031        CHECK_EQ(err, (status_t)OK);
3032
3033        info->mStatus = OWNED_BY_COMPONENT;
3034
3035        ++mCodecSpecificDataIndex;
3036        return true;
3037    }
3038
3039    if (mPaused) {
3040        return false;
3041    }
3042
3043    status_t err;
3044
3045    bool signalEOS = false;
3046    int64_t timestampUs = 0;
3047
3048    size_t offset = 0;
3049    int32_t n = 0;
3050
3051
3052    for (;;) {
3053        MediaBuffer *srcBuffer;
3054        if (mSeekTimeUs >= 0) {
3055            if (mLeftOverBuffer) {
3056                mLeftOverBuffer->release();
3057                mLeftOverBuffer = NULL;
3058            }
3059
3060            MediaSource::ReadOptions options;
3061            options.setSeekTo(mSeekTimeUs, mSeekMode);
3062
3063            mSeekTimeUs = -1;
3064            mSeekMode = ReadOptions::SEEK_CLOSEST_SYNC;
3065            mBufferFilled.signal();
3066
3067            err = mSource->read(&srcBuffer, &options);
3068
3069            if (err == OK) {
3070                int64_t targetTimeUs;
3071                if (srcBuffer->meta_data()->findInt64(
3072                            kKeyTargetTime, &targetTimeUs)
3073                        && targetTimeUs >= 0) {
3074                    CODEC_LOGV("targetTimeUs = %lld us", targetTimeUs);
3075                    mTargetTimeUs = targetTimeUs;
3076                } else {
3077                    mTargetTimeUs = -1;
3078                }
3079            }
3080        } else if (mLeftOverBuffer) {
3081            srcBuffer = mLeftOverBuffer;
3082            mLeftOverBuffer = NULL;
3083
3084            err = OK;
3085        } else {
3086            err = mSource->read(&srcBuffer);
3087        }
3088
3089        if (err != OK) {
3090            signalEOS = true;
3091            mFinalStatus = err;
3092            mSignalledEOS = true;
3093            mBufferFilled.signal();
3094            break;
3095        }
3096
3097        if (mFlags & kUseSecureInputBuffers) {
3098            info = findInputBufferByDataPointer(srcBuffer->data());
3099            CHECK(info != NULL);
3100        }
3101
3102        size_t remainingBytes = info->mSize - offset;
3103
3104        if (srcBuffer->range_length() > remainingBytes) {
3105            if (offset == 0) {
3106                CODEC_LOGE(
3107                     "Codec's input buffers are too small to accomodate "
3108                     "buffer read from source (info->mSize = %d, srcLength = %d)",
3109                     info->mSize, srcBuffer->range_length());
3110
3111                srcBuffer->release();
3112                srcBuffer = NULL;
3113
3114                setState(ERROR);
3115                return false;
3116            }
3117
3118            mLeftOverBuffer = srcBuffer;
3119            break;
3120        }
3121
3122        bool releaseBuffer = true;
3123        if (mFlags & kStoreMetaDataInVideoBuffers) {
3124                releaseBuffer = false;
3125                info->mMediaBuffer = srcBuffer;
3126        }
3127
3128        if (mFlags & kUseSecureInputBuffers) {
3129                // Data in "info" is already provided at this time.
3130
3131                releaseBuffer = false;
3132
3133                CHECK(info->mMediaBuffer == NULL);
3134                info->mMediaBuffer = srcBuffer;
3135        } else {
3136            CHECK(srcBuffer->data() != NULL) ;
3137            memcpy((uint8_t *)info->mData + offset,
3138                    (const uint8_t *)srcBuffer->data()
3139                        + srcBuffer->range_offset(),
3140                    srcBuffer->range_length());
3141        }
3142
3143        int64_t lastBufferTimeUs;
3144        CHECK(srcBuffer->meta_data()->findInt64(kKeyTime, &lastBufferTimeUs));
3145        CHECK(lastBufferTimeUs >= 0);
3146        if (mIsEncoder && mIsVideo) {
3147            mDecodingTimeList.push_back(lastBufferTimeUs);
3148        }
3149
3150        if (offset == 0) {
3151            timestampUs = lastBufferTimeUs;
3152        }
3153
3154        offset += srcBuffer->range_length();
3155
3156        if (!strcasecmp(MEDIA_MIMETYPE_AUDIO_VORBIS, mMIME)) {
3157            CHECK(!(mQuirks & kSupportsMultipleFramesPerInputBuffer));
3158            CHECK_GE(info->mSize, offset + sizeof(int32_t));
3159
3160            int32_t numPageSamples;
3161            if (!srcBuffer->meta_data()->findInt32(
3162                        kKeyValidSamples, &numPageSamples)) {
3163                numPageSamples = -1;
3164            }
3165
3166            memcpy((uint8_t *)info->mData + offset,
3167                   &numPageSamples,
3168                   sizeof(numPageSamples));
3169
3170            offset += sizeof(numPageSamples);
3171        }
3172
3173        if (releaseBuffer) {
3174            srcBuffer->release();
3175            srcBuffer = NULL;
3176        }
3177
3178        ++n;
3179
3180        if (!(mQuirks & kSupportsMultipleFramesPerInputBuffer)) {
3181            break;
3182        }
3183
3184        int64_t coalescedDurationUs = lastBufferTimeUs - timestampUs;
3185
3186        if (coalescedDurationUs > 250000ll) {
3187            // Don't coalesce more than 250ms worth of encoded data at once.
3188            break;
3189        }
3190    }
3191
3192    if (n > 1) {
3193        ALOGV("coalesced %d frames into one input buffer", n);
3194    }
3195
3196    OMX_U32 flags = OMX_BUFFERFLAG_ENDOFFRAME;
3197
3198    if (signalEOS) {
3199        flags |= OMX_BUFFERFLAG_EOS;
3200    } else {
3201        mNoMoreOutputData = false;
3202    }
3203
3204    if (info == NULL) {
3205        CHECK(mFlags & kUseSecureInputBuffers);
3206        CHECK(signalEOS);
3207
3208        // This is fishy, there's still a MediaBuffer corresponding to this
3209        // info available to the source at this point even though we're going
3210        // to use it to signal EOS to the codec.
3211        info = findEmptyInputBuffer();
3212    }
3213
3214    CODEC_LOGV("Calling emptyBuffer on buffer %p (length %d), "
3215               "timestamp %lld us (%.2f secs)",
3216               info->mBuffer, offset,
3217               timestampUs, timestampUs / 1E6);
3218
3219    err = mOMX->emptyBuffer(
3220            mNode, info->mBuffer, 0, offset,
3221            flags, timestampUs);
3222
3223    if (err != OK) {
3224        setState(ERROR);
3225        return false;
3226    }
3227
3228    info->mStatus = OWNED_BY_COMPONENT;
3229
3230    return true;
3231}
3232
3233void OMXCodec::fillOutputBuffer(BufferInfo *info) {
3234    CHECK_EQ((int)info->mStatus, (int)OWNED_BY_US);
3235
3236    if (mNoMoreOutputData) {
3237        CODEC_LOGV("There is no more output data available, not "
3238             "calling fillOutputBuffer");
3239        return;
3240    }
3241
3242    CODEC_LOGV("Calling fillBuffer on buffer %p", info->mBuffer);
3243    status_t err = mOMX->fillBuffer(mNode, info->mBuffer);
3244
3245    if (err != OK) {
3246        CODEC_LOGE("fillBuffer failed w/ error 0x%08x", err);
3247
3248        setState(ERROR);
3249        return;
3250    }
3251
3252    info->mStatus = OWNED_BY_COMPONENT;
3253}
3254
3255bool OMXCodec::drainInputBuffer(IOMX::buffer_id buffer) {
3256    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexInput];
3257    for (size_t i = 0; i < buffers->size(); ++i) {
3258        if ((*buffers)[i].mBuffer == buffer) {
3259            return drainInputBuffer(&buffers->editItemAt(i));
3260        }
3261    }
3262
3263    CHECK(!"should not be here.");
3264
3265    return false;
3266}
3267
3268void OMXCodec::fillOutputBuffer(IOMX::buffer_id buffer) {
3269    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexOutput];
3270    for (size_t i = 0; i < buffers->size(); ++i) {
3271        if ((*buffers)[i].mBuffer == buffer) {
3272            fillOutputBuffer(&buffers->editItemAt(i));
3273            return;
3274        }
3275    }
3276
3277    CHECK(!"should not be here.");
3278}
3279
3280void OMXCodec::setState(State newState) {
3281    mState = newState;
3282    mAsyncCompletion.signal();
3283
3284    // This may cause some spurious wakeups but is necessary to
3285    // unblock the reader if we enter ERROR state.
3286    mBufferFilled.signal();
3287}
3288
3289status_t OMXCodec::waitForBufferFilled_l() {
3290
3291    if (mIsEncoder) {
3292        // For timelapse video recording, the timelapse video recording may
3293        // not send an input frame for a _long_ time. Do not use timeout
3294        // for video encoding.
3295        return mBufferFilled.wait(mLock);
3296    }
3297    status_t err = mBufferFilled.waitRelative(mLock, kBufferFilledEventTimeOutNs);
3298    if (err != OK) {
3299        CODEC_LOGE("Timed out waiting for output buffers: %d/%d",
3300            countBuffersWeOwn(mPortBuffers[kPortIndexInput]),
3301            countBuffersWeOwn(mPortBuffers[kPortIndexOutput]));
3302    }
3303    return err;
3304}
3305
3306void OMXCodec::setRawAudioFormat(
3307        OMX_U32 portIndex, int32_t sampleRate, int32_t numChannels) {
3308
3309    // port definition
3310    OMX_PARAM_PORTDEFINITIONTYPE def;
3311    InitOMXParams(&def);
3312    def.nPortIndex = portIndex;
3313    status_t err = mOMX->getParameter(
3314            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
3315    CHECK_EQ(err, (status_t)OK);
3316    def.format.audio.eEncoding = OMX_AUDIO_CodingPCM;
3317    CHECK_EQ(mOMX->setParameter(mNode, OMX_IndexParamPortDefinition,
3318            &def, sizeof(def)), (status_t)OK);
3319
3320    // pcm param
3321    OMX_AUDIO_PARAM_PCMMODETYPE pcmParams;
3322    InitOMXParams(&pcmParams);
3323    pcmParams.nPortIndex = portIndex;
3324
3325    err = mOMX->getParameter(
3326            mNode, OMX_IndexParamAudioPcm, &pcmParams, sizeof(pcmParams));
3327
3328    CHECK_EQ(err, (status_t)OK);
3329
3330    pcmParams.nChannels = numChannels;
3331    pcmParams.eNumData = OMX_NumericalDataSigned;
3332    pcmParams.bInterleaved = OMX_TRUE;
3333    pcmParams.nBitPerSample = 16;
3334    pcmParams.nSamplingRate = sampleRate;
3335    pcmParams.ePCMMode = OMX_AUDIO_PCMModeLinear;
3336
3337    CHECK_EQ(getOMXChannelMapping(
3338                numChannels, pcmParams.eChannelMapping), (status_t)OK);
3339
3340    err = mOMX->setParameter(
3341            mNode, OMX_IndexParamAudioPcm, &pcmParams, sizeof(pcmParams));
3342
3343    CHECK_EQ(err, (status_t)OK);
3344}
3345
3346static OMX_AUDIO_AMRBANDMODETYPE pickModeFromBitRate(bool isAMRWB, int32_t bps) {
3347    if (isAMRWB) {
3348        if (bps <= 6600) {
3349            return OMX_AUDIO_AMRBandModeWB0;
3350        } else if (bps <= 8850) {
3351            return OMX_AUDIO_AMRBandModeWB1;
3352        } else if (bps <= 12650) {
3353            return OMX_AUDIO_AMRBandModeWB2;
3354        } else if (bps <= 14250) {
3355            return OMX_AUDIO_AMRBandModeWB3;
3356        } else if (bps <= 15850) {
3357            return OMX_AUDIO_AMRBandModeWB4;
3358        } else if (bps <= 18250) {
3359            return OMX_AUDIO_AMRBandModeWB5;
3360        } else if (bps <= 19850) {
3361            return OMX_AUDIO_AMRBandModeWB6;
3362        } else if (bps <= 23050) {
3363            return OMX_AUDIO_AMRBandModeWB7;
3364        }
3365
3366        // 23850 bps
3367        return OMX_AUDIO_AMRBandModeWB8;
3368    } else {  // AMRNB
3369        if (bps <= 4750) {
3370            return OMX_AUDIO_AMRBandModeNB0;
3371        } else if (bps <= 5150) {
3372            return OMX_AUDIO_AMRBandModeNB1;
3373        } else if (bps <= 5900) {
3374            return OMX_AUDIO_AMRBandModeNB2;
3375        } else if (bps <= 6700) {
3376            return OMX_AUDIO_AMRBandModeNB3;
3377        } else if (bps <= 7400) {
3378            return OMX_AUDIO_AMRBandModeNB4;
3379        } else if (bps <= 7950) {
3380            return OMX_AUDIO_AMRBandModeNB5;
3381        } else if (bps <= 10200) {
3382            return OMX_AUDIO_AMRBandModeNB6;
3383        }
3384
3385        // 12200 bps
3386        return OMX_AUDIO_AMRBandModeNB7;
3387    }
3388}
3389
3390void OMXCodec::setAMRFormat(bool isWAMR, int32_t bitRate) {
3391    OMX_U32 portIndex = mIsEncoder ? kPortIndexOutput : kPortIndexInput;
3392
3393    OMX_AUDIO_PARAM_AMRTYPE def;
3394    InitOMXParams(&def);
3395    def.nPortIndex = portIndex;
3396
3397    status_t err =
3398        mOMX->getParameter(mNode, OMX_IndexParamAudioAmr, &def, sizeof(def));
3399
3400    CHECK_EQ(err, (status_t)OK);
3401
3402    def.eAMRFrameFormat = OMX_AUDIO_AMRFrameFormatFSF;
3403
3404    def.eAMRBandMode = pickModeFromBitRate(isWAMR, bitRate);
3405    err = mOMX->setParameter(mNode, OMX_IndexParamAudioAmr, &def, sizeof(def));
3406    CHECK_EQ(err, (status_t)OK);
3407
3408    ////////////////////////
3409
3410    if (mIsEncoder) {
3411        sp<MetaData> format = mSource->getFormat();
3412        int32_t sampleRate;
3413        int32_t numChannels;
3414        CHECK(format->findInt32(kKeySampleRate, &sampleRate));
3415        CHECK(format->findInt32(kKeyChannelCount, &numChannels));
3416
3417        setRawAudioFormat(kPortIndexInput, sampleRate, numChannels);
3418    }
3419}
3420
3421status_t OMXCodec::setAACFormat(
3422        int32_t numChannels, int32_t sampleRate, int32_t bitRate, int32_t aacProfile, bool isADTS) {
3423    if (numChannels > 2) {
3424        ALOGW("Number of channels: (%d) \n", numChannels);
3425    }
3426
3427    if (mIsEncoder) {
3428        if (isADTS) {
3429            return -EINVAL;
3430        }
3431
3432        //////////////// input port ////////////////////
3433        setRawAudioFormat(kPortIndexInput, sampleRate, numChannels);
3434
3435        //////////////// output port ////////////////////
3436        // format
3437        OMX_AUDIO_PARAM_PORTFORMATTYPE format;
3438        InitOMXParams(&format);
3439        format.nPortIndex = kPortIndexOutput;
3440        format.nIndex = 0;
3441        status_t err = OMX_ErrorNone;
3442        while (OMX_ErrorNone == err) {
3443            CHECK_EQ(mOMX->getParameter(mNode, OMX_IndexParamAudioPortFormat,
3444                    &format, sizeof(format)), (status_t)OK);
3445            if (format.eEncoding == OMX_AUDIO_CodingAAC) {
3446                break;
3447            }
3448            format.nIndex++;
3449        }
3450        CHECK_EQ((status_t)OK, err);
3451        CHECK_EQ(mOMX->setParameter(mNode, OMX_IndexParamAudioPortFormat,
3452                &format, sizeof(format)), (status_t)OK);
3453
3454        // port definition
3455        OMX_PARAM_PORTDEFINITIONTYPE def;
3456        InitOMXParams(&def);
3457        def.nPortIndex = kPortIndexOutput;
3458        CHECK_EQ(mOMX->getParameter(mNode, OMX_IndexParamPortDefinition,
3459                &def, sizeof(def)), (status_t)OK);
3460        def.format.audio.bFlagErrorConcealment = OMX_TRUE;
3461        def.format.audio.eEncoding = OMX_AUDIO_CodingAAC;
3462        CHECK_EQ(mOMX->setParameter(mNode, OMX_IndexParamPortDefinition,
3463                &def, sizeof(def)), (status_t)OK);
3464
3465        // profile
3466        OMX_AUDIO_PARAM_AACPROFILETYPE profile;
3467        InitOMXParams(&profile);
3468        profile.nPortIndex = kPortIndexOutput;
3469        CHECK_EQ(mOMX->getParameter(mNode, OMX_IndexParamAudioAac,
3470                &profile, sizeof(profile)), (status_t)OK);
3471        profile.nChannels = numChannels;
3472        profile.eChannelMode = (numChannels == 1?
3473                OMX_AUDIO_ChannelModeMono: OMX_AUDIO_ChannelModeStereo);
3474        profile.nSampleRate = sampleRate;
3475        profile.nBitRate = bitRate;
3476        profile.nAudioBandWidth = 0;
3477        profile.nFrameLength = 0;
3478        profile.nAACtools = OMX_AUDIO_AACToolAll;
3479        profile.nAACERtools = OMX_AUDIO_AACERNone;
3480        profile.eAACProfile = (OMX_AUDIO_AACPROFILETYPE) aacProfile;
3481        profile.eAACStreamFormat = OMX_AUDIO_AACStreamFormatMP4FF;
3482        err = mOMX->setParameter(mNode, OMX_IndexParamAudioAac,
3483                &profile, sizeof(profile));
3484
3485        if (err != OK) {
3486            CODEC_LOGE("setParameter('OMX_IndexParamAudioAac') failed "
3487                       "(err = %d)",
3488                       err);
3489            return err;
3490        }
3491    } else {
3492        OMX_AUDIO_PARAM_AACPROFILETYPE profile;
3493        InitOMXParams(&profile);
3494        profile.nPortIndex = kPortIndexInput;
3495
3496        status_t err = mOMX->getParameter(
3497                mNode, OMX_IndexParamAudioAac, &profile, sizeof(profile));
3498        CHECK_EQ(err, (status_t)OK);
3499
3500        profile.nChannels = numChannels;
3501        profile.nSampleRate = sampleRate;
3502
3503        profile.eAACStreamFormat =
3504            isADTS
3505                ? OMX_AUDIO_AACStreamFormatMP4ADTS
3506                : OMX_AUDIO_AACStreamFormatMP4FF;
3507
3508        err = mOMX->setParameter(
3509                mNode, OMX_IndexParamAudioAac, &profile, sizeof(profile));
3510
3511        if (err != OK) {
3512            CODEC_LOGE("setParameter('OMX_IndexParamAudioAac') failed "
3513                       "(err = %d)",
3514                       err);
3515            return err;
3516        }
3517    }
3518
3519    return OK;
3520}
3521
3522status_t OMXCodec::setAC3Format(int32_t numChannels, int32_t sampleRate) {
3523    OMX_AUDIO_PARAM_ANDROID_AC3TYPE def;
3524    InitOMXParams(&def);
3525    def.nPortIndex = kPortIndexInput;
3526
3527    status_t err = mOMX->getParameter(
3528            mNode,
3529            (OMX_INDEXTYPE)OMX_IndexParamAudioAndroidAc3,
3530            &def,
3531            sizeof(def));
3532
3533    if (err != OK) {
3534        return err;
3535    }
3536
3537    def.nChannels = numChannels;
3538    def.nSampleRate = sampleRate;
3539
3540    return mOMX->setParameter(
3541            mNode,
3542            (OMX_INDEXTYPE)OMX_IndexParamAudioAndroidAc3,
3543            &def,
3544            sizeof(def));
3545}
3546
3547void OMXCodec::setG711Format(int32_t numChannels) {
3548    CHECK(!mIsEncoder);
3549    setRawAudioFormat(kPortIndexInput, 8000, numChannels);
3550}
3551
3552void OMXCodec::setImageOutputFormat(
3553        OMX_COLOR_FORMATTYPE format, OMX_U32 width, OMX_U32 height) {
3554    CODEC_LOGV("setImageOutputFormat(%ld, %ld)", width, height);
3555
3556#if 0
3557    OMX_INDEXTYPE index;
3558    status_t err = mOMX->get_extension_index(
3559            mNode, "OMX.TI.JPEG.decode.Config.OutputColorFormat", &index);
3560    CHECK_EQ(err, (status_t)OK);
3561
3562    err = mOMX->set_config(mNode, index, &format, sizeof(format));
3563    CHECK_EQ(err, (status_t)OK);
3564#endif
3565
3566    OMX_PARAM_PORTDEFINITIONTYPE def;
3567    InitOMXParams(&def);
3568    def.nPortIndex = kPortIndexOutput;
3569
3570    status_t err = mOMX->getParameter(
3571            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
3572    CHECK_EQ(err, (status_t)OK);
3573
3574    CHECK_EQ((int)def.eDomain, (int)OMX_PortDomainImage);
3575
3576    OMX_IMAGE_PORTDEFINITIONTYPE *imageDef = &def.format.image;
3577
3578    CHECK_EQ((int)imageDef->eCompressionFormat, (int)OMX_IMAGE_CodingUnused);
3579    imageDef->eColorFormat = format;
3580    imageDef->nFrameWidth = width;
3581    imageDef->nFrameHeight = height;
3582
3583    switch (format) {
3584        case OMX_COLOR_FormatYUV420PackedPlanar:
3585        case OMX_COLOR_FormatYUV411Planar:
3586        {
3587            def.nBufferSize = (width * height * 3) / 2;
3588            break;
3589        }
3590
3591        case OMX_COLOR_FormatCbYCrY:
3592        {
3593            def.nBufferSize = width * height * 2;
3594            break;
3595        }
3596
3597        case OMX_COLOR_Format32bitARGB8888:
3598        {
3599            def.nBufferSize = width * height * 4;
3600            break;
3601        }
3602
3603        case OMX_COLOR_Format16bitARGB4444:
3604        case OMX_COLOR_Format16bitARGB1555:
3605        case OMX_COLOR_Format16bitRGB565:
3606        case OMX_COLOR_Format16bitBGR565:
3607        {
3608            def.nBufferSize = width * height * 2;
3609            break;
3610        }
3611
3612        default:
3613            CHECK(!"Should not be here. Unknown color format.");
3614            break;
3615    }
3616
3617    def.nBufferCountActual = def.nBufferCountMin;
3618
3619    err = mOMX->setParameter(
3620            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
3621    CHECK_EQ(err, (status_t)OK);
3622}
3623
3624void OMXCodec::setJPEGInputFormat(
3625        OMX_U32 width, OMX_U32 height, OMX_U32 compressedSize) {
3626    OMX_PARAM_PORTDEFINITIONTYPE def;
3627    InitOMXParams(&def);
3628    def.nPortIndex = kPortIndexInput;
3629
3630    status_t err = mOMX->getParameter(
3631            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
3632    CHECK_EQ(err, (status_t)OK);
3633
3634    CHECK_EQ((int)def.eDomain, (int)OMX_PortDomainImage);
3635    OMX_IMAGE_PORTDEFINITIONTYPE *imageDef = &def.format.image;
3636
3637    CHECK_EQ((int)imageDef->eCompressionFormat, (int)OMX_IMAGE_CodingJPEG);
3638    imageDef->nFrameWidth = width;
3639    imageDef->nFrameHeight = height;
3640
3641    def.nBufferSize = compressedSize;
3642    def.nBufferCountActual = def.nBufferCountMin;
3643
3644    err = mOMX->setParameter(
3645            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
3646    CHECK_EQ(err, (status_t)OK);
3647}
3648
3649void OMXCodec::addCodecSpecificData(const void *data, size_t size) {
3650    CodecSpecificData *specific =
3651        (CodecSpecificData *)malloc(sizeof(CodecSpecificData) + size - 1);
3652
3653    specific->mSize = size;
3654    memcpy(specific->mData, data, size);
3655
3656    mCodecSpecificData.push(specific);
3657}
3658
3659void OMXCodec::clearCodecSpecificData() {
3660    for (size_t i = 0; i < mCodecSpecificData.size(); ++i) {
3661        free(mCodecSpecificData.editItemAt(i));
3662    }
3663    mCodecSpecificData.clear();
3664    mCodecSpecificDataIndex = 0;
3665}
3666
3667status_t OMXCodec::start(MetaData *meta) {
3668    Mutex::Autolock autoLock(mLock);
3669
3670    if (mState != LOADED) {
3671        CODEC_LOGE("called start in the unexpected state: %d", mState);
3672        return UNKNOWN_ERROR;
3673    }
3674
3675    sp<MetaData> params = new MetaData;
3676    if (mQuirks & kWantsNALFragments) {
3677        params->setInt32(kKeyWantsNALFragments, true);
3678    }
3679    if (meta) {
3680        int64_t startTimeUs = 0;
3681        int64_t timeUs;
3682        if (meta->findInt64(kKeyTime, &timeUs)) {
3683            startTimeUs = timeUs;
3684        }
3685        params->setInt64(kKeyTime, startTimeUs);
3686    }
3687
3688    mCodecSpecificDataIndex = 0;
3689    mInitialBufferSubmit = true;
3690    mSignalledEOS = false;
3691    mNoMoreOutputData = false;
3692    mOutputPortSettingsHaveChanged = false;
3693    mSeekTimeUs = -1;
3694    mSeekMode = ReadOptions::SEEK_CLOSEST_SYNC;
3695    mTargetTimeUs = -1;
3696    mFilledBuffers.clear();
3697    mPaused = false;
3698
3699    status_t err;
3700    if (mIsEncoder) {
3701        // Calling init() before starting its source so that we can configure,
3702        // if supported, the source to use exactly the same number of input
3703        // buffers as requested by the encoder.
3704        if ((err = init()) != OK) {
3705            CODEC_LOGE("init failed: %d", err);
3706            return err;
3707        }
3708
3709        params->setInt32(kKeyNumBuffers, mPortBuffers[kPortIndexInput].size());
3710        err = mSource->start(params.get());
3711        if (err != OK) {
3712            CODEC_LOGE("source failed to start: %d", err);
3713            stopOmxComponent_l();
3714        }
3715        return err;
3716    }
3717
3718    // Decoder case
3719    if ((err = mSource->start(params.get())) != OK) {
3720        CODEC_LOGE("source failed to start: %d", err);
3721        return err;
3722    }
3723    return init();
3724}
3725
3726status_t OMXCodec::stop() {
3727    CODEC_LOGV("stop mState=%d", mState);
3728    Mutex::Autolock autoLock(mLock);
3729    status_t err = stopOmxComponent_l();
3730    mSource->stop();
3731
3732    CODEC_LOGV("stopped in state %d", mState);
3733    return err;
3734}
3735
3736status_t OMXCodec::stopOmxComponent_l() {
3737    CODEC_LOGV("stopOmxComponent_l mState=%d", mState);
3738
3739    while (isIntermediateState(mState)) {
3740        mAsyncCompletion.wait(mLock);
3741    }
3742
3743    bool isError = false;
3744    switch (mState) {
3745        case LOADED:
3746            break;
3747
3748        case ERROR:
3749        {
3750            if (mPortStatus[kPortIndexOutput] == ENABLING) {
3751                // Codec is in a wedged state (technical term)
3752                // We've seen an output port settings change from the codec,
3753                // We've disabled the output port, then freed the output
3754                // buffers, initiated re-enabling the output port but
3755                // failed to reallocate the output buffers.
3756                // There doesn't seem to be a way to orderly transition
3757                // from executing->idle and idle->loaded now that the
3758                // output port hasn't been reenabled yet...
3759                // Simply free as many resources as we can and pretend
3760                // that we're in LOADED state so that the destructor
3761                // will free the component instance without asserting.
3762                freeBuffersOnPort(kPortIndexInput, true /* onlyThoseWeOwn */);
3763                freeBuffersOnPort(kPortIndexOutput, true /* onlyThoseWeOwn */);
3764                setState(LOADED);
3765                break;
3766            } else {
3767                OMX_STATETYPE state = OMX_StateInvalid;
3768                status_t err = mOMX->getState(mNode, &state);
3769                CHECK_EQ(err, (status_t)OK);
3770
3771                if (state != OMX_StateExecuting) {
3772                    break;
3773                }
3774                // else fall through to the idling code
3775            }
3776
3777            isError = true;
3778        }
3779
3780        case EXECUTING:
3781        {
3782            setState(EXECUTING_TO_IDLE);
3783
3784            if (mQuirks & kRequiresFlushBeforeShutdown) {
3785                CODEC_LOGV("This component requires a flush before transitioning "
3786                     "from EXECUTING to IDLE...");
3787
3788                bool emulateInputFlushCompletion =
3789                    !flushPortAsync(kPortIndexInput);
3790
3791                bool emulateOutputFlushCompletion =
3792                    !flushPortAsync(kPortIndexOutput);
3793
3794                if (emulateInputFlushCompletion) {
3795                    onCmdComplete(OMX_CommandFlush, kPortIndexInput);
3796                }
3797
3798                if (emulateOutputFlushCompletion) {
3799                    onCmdComplete(OMX_CommandFlush, kPortIndexOutput);
3800                }
3801            } else {
3802                mPortStatus[kPortIndexInput] = SHUTTING_DOWN;
3803                mPortStatus[kPortIndexOutput] = SHUTTING_DOWN;
3804
3805                status_t err =
3806                    mOMX->sendCommand(mNode, OMX_CommandStateSet, OMX_StateIdle);
3807                CHECK_EQ(err, (status_t)OK);
3808            }
3809
3810            while (mState != LOADED && mState != ERROR) {
3811                mAsyncCompletion.wait(mLock);
3812            }
3813
3814            if (isError) {
3815                // We were in the ERROR state coming in, so restore that now
3816                // that we've idled the OMX component.
3817                setState(ERROR);
3818            }
3819
3820            break;
3821        }
3822
3823        default:
3824        {
3825            CHECK(!"should not be here.");
3826            break;
3827        }
3828    }
3829
3830    if (mLeftOverBuffer) {
3831        mLeftOverBuffer->release();
3832        mLeftOverBuffer = NULL;
3833    }
3834
3835    return OK;
3836}
3837
3838sp<MetaData> OMXCodec::getFormat() {
3839    Mutex::Autolock autoLock(mLock);
3840
3841    return mOutputFormat;
3842}
3843
3844status_t OMXCodec::read(
3845        MediaBuffer **buffer, const ReadOptions *options) {
3846    status_t err = OK;
3847    *buffer = NULL;
3848
3849    Mutex::Autolock autoLock(mLock);
3850
3851    if (mState != EXECUTING && mState != RECONFIGURING) {
3852        return UNKNOWN_ERROR;
3853    }
3854
3855    bool seeking = false;
3856    int64_t seekTimeUs;
3857    ReadOptions::SeekMode seekMode;
3858    if (options && options->getSeekTo(&seekTimeUs, &seekMode)) {
3859        seeking = true;
3860    }
3861
3862    if (mInitialBufferSubmit) {
3863        mInitialBufferSubmit = false;
3864
3865        if (seeking) {
3866            CHECK(seekTimeUs >= 0);
3867            mSeekTimeUs = seekTimeUs;
3868            mSeekMode = seekMode;
3869
3870            // There's no reason to trigger the code below, there's
3871            // nothing to flush yet.
3872            seeking = false;
3873            mPaused = false;
3874        }
3875
3876        drainInputBuffers();
3877
3878        if (mState == EXECUTING) {
3879            // Otherwise mState == RECONFIGURING and this code will trigger
3880            // after the output port is reenabled.
3881            fillOutputBuffers();
3882        }
3883    }
3884
3885    if (seeking) {
3886        while (mState == RECONFIGURING) {
3887            if ((err = waitForBufferFilled_l()) != OK) {
3888                return err;
3889            }
3890        }
3891
3892        if (mState != EXECUTING) {
3893            return UNKNOWN_ERROR;
3894        }
3895
3896        CODEC_LOGV("seeking to %" PRId64 " us (%.2f secs)", seekTimeUs, seekTimeUs / 1E6);
3897
3898        mSignalledEOS = false;
3899
3900        CHECK(seekTimeUs >= 0);
3901        mSeekTimeUs = seekTimeUs;
3902        mSeekMode = seekMode;
3903
3904        mFilledBuffers.clear();
3905
3906        CHECK_EQ((int)mState, (int)EXECUTING);
3907
3908        bool emulateInputFlushCompletion = !flushPortAsync(kPortIndexInput);
3909        bool emulateOutputFlushCompletion = !flushPortAsync(kPortIndexOutput);
3910
3911        if (emulateInputFlushCompletion) {
3912            onCmdComplete(OMX_CommandFlush, kPortIndexInput);
3913        }
3914
3915        if (emulateOutputFlushCompletion) {
3916            onCmdComplete(OMX_CommandFlush, kPortIndexOutput);
3917        }
3918
3919        while (mSeekTimeUs >= 0) {
3920            if ((err = waitForBufferFilled_l()) != OK) {
3921                return err;
3922            }
3923        }
3924    }
3925
3926    while (mState != ERROR && !mNoMoreOutputData && mFilledBuffers.empty()) {
3927        if ((err = waitForBufferFilled_l()) != OK) {
3928            return err;
3929        }
3930    }
3931
3932    if (mState == ERROR) {
3933        return UNKNOWN_ERROR;
3934    }
3935
3936    if (mFilledBuffers.empty()) {
3937        return mSignalledEOS ? mFinalStatus : ERROR_END_OF_STREAM;
3938    }
3939
3940    if (mOutputPortSettingsHaveChanged) {
3941        mOutputPortSettingsHaveChanged = false;
3942
3943        return INFO_FORMAT_CHANGED;
3944    }
3945
3946    size_t index = *mFilledBuffers.begin();
3947    mFilledBuffers.erase(mFilledBuffers.begin());
3948
3949    BufferInfo *info = &mPortBuffers[kPortIndexOutput].editItemAt(index);
3950    CHECK_EQ((int)info->mStatus, (int)OWNED_BY_US);
3951    info->mStatus = OWNED_BY_CLIENT;
3952
3953    info->mMediaBuffer->add_ref();
3954    if (mSkipCutBuffer != NULL) {
3955        mSkipCutBuffer->submit(info->mMediaBuffer);
3956    }
3957    *buffer = info->mMediaBuffer;
3958
3959    return OK;
3960}
3961
3962void OMXCodec::signalBufferReturned(MediaBuffer *buffer) {
3963    Mutex::Autolock autoLock(mLock);
3964
3965    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexOutput];
3966    for (size_t i = 0; i < buffers->size(); ++i) {
3967        BufferInfo *info = &buffers->editItemAt(i);
3968
3969        if (info->mMediaBuffer == buffer) {
3970            CHECK_EQ((int)mPortStatus[kPortIndexOutput], (int)ENABLED);
3971            CHECK_EQ((int)info->mStatus, (int)OWNED_BY_CLIENT);
3972
3973            info->mStatus = OWNED_BY_US;
3974
3975            if (buffer->graphicBuffer() == 0) {
3976                fillOutputBuffer(info);
3977            } else {
3978                sp<MetaData> metaData = info->mMediaBuffer->meta_data();
3979                int32_t rendered = 0;
3980                if (!metaData->findInt32(kKeyRendered, &rendered)) {
3981                    rendered = 0;
3982                }
3983                if (!rendered) {
3984                    status_t err = cancelBufferToNativeWindow(info);
3985                    if (err < 0) {
3986                        return;
3987                    }
3988                }
3989
3990                info->mStatus = OWNED_BY_NATIVE_WINDOW;
3991
3992                // Dequeue the next buffer from the native window.
3993                BufferInfo *nextBufInfo = dequeueBufferFromNativeWindow();
3994                if (nextBufInfo == 0) {
3995                    return;
3996                }
3997
3998                // Give the buffer to the OMX node to fill.
3999                fillOutputBuffer(nextBufInfo);
4000            }
4001            return;
4002        }
4003    }
4004
4005    CHECK(!"should not be here.");
4006}
4007
4008static const char *imageCompressionFormatString(OMX_IMAGE_CODINGTYPE type) {
4009    static const char *kNames[] = {
4010        "OMX_IMAGE_CodingUnused",
4011        "OMX_IMAGE_CodingAutoDetect",
4012        "OMX_IMAGE_CodingJPEG",
4013        "OMX_IMAGE_CodingJPEG2K",
4014        "OMX_IMAGE_CodingEXIF",
4015        "OMX_IMAGE_CodingTIFF",
4016        "OMX_IMAGE_CodingGIF",
4017        "OMX_IMAGE_CodingPNG",
4018        "OMX_IMAGE_CodingLZW",
4019        "OMX_IMAGE_CodingBMP",
4020    };
4021
4022    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
4023
4024    if (type < 0 || (size_t)type >= numNames) {
4025        return "UNKNOWN";
4026    } else {
4027        return kNames[type];
4028    }
4029}
4030
4031static const char *colorFormatString(OMX_COLOR_FORMATTYPE type) {
4032    static const char *kNames[] = {
4033        "OMX_COLOR_FormatUnused",
4034        "OMX_COLOR_FormatMonochrome",
4035        "OMX_COLOR_Format8bitRGB332",
4036        "OMX_COLOR_Format12bitRGB444",
4037        "OMX_COLOR_Format16bitARGB4444",
4038        "OMX_COLOR_Format16bitARGB1555",
4039        "OMX_COLOR_Format16bitRGB565",
4040        "OMX_COLOR_Format16bitBGR565",
4041        "OMX_COLOR_Format18bitRGB666",
4042        "OMX_COLOR_Format18bitARGB1665",
4043        "OMX_COLOR_Format19bitARGB1666",
4044        "OMX_COLOR_Format24bitRGB888",
4045        "OMX_COLOR_Format24bitBGR888",
4046        "OMX_COLOR_Format24bitARGB1887",
4047        "OMX_COLOR_Format25bitARGB1888",
4048        "OMX_COLOR_Format32bitBGRA8888",
4049        "OMX_COLOR_Format32bitARGB8888",
4050        "OMX_COLOR_FormatYUV411Planar",
4051        "OMX_COLOR_FormatYUV411PackedPlanar",
4052        "OMX_COLOR_FormatYUV420Planar",
4053        "OMX_COLOR_FormatYUV420PackedPlanar",
4054        "OMX_COLOR_FormatYUV420SemiPlanar",
4055        "OMX_COLOR_FormatYUV422Planar",
4056        "OMX_COLOR_FormatYUV422PackedPlanar",
4057        "OMX_COLOR_FormatYUV422SemiPlanar",
4058        "OMX_COLOR_FormatYCbYCr",
4059        "OMX_COLOR_FormatYCrYCb",
4060        "OMX_COLOR_FormatCbYCrY",
4061        "OMX_COLOR_FormatCrYCbY",
4062        "OMX_COLOR_FormatYUV444Interleaved",
4063        "OMX_COLOR_FormatRawBayer8bit",
4064        "OMX_COLOR_FormatRawBayer10bit",
4065        "OMX_COLOR_FormatRawBayer8bitcompressed",
4066        "OMX_COLOR_FormatL2",
4067        "OMX_COLOR_FormatL4",
4068        "OMX_COLOR_FormatL8",
4069        "OMX_COLOR_FormatL16",
4070        "OMX_COLOR_FormatL24",
4071        "OMX_COLOR_FormatL32",
4072        "OMX_COLOR_FormatYUV420PackedSemiPlanar",
4073        "OMX_COLOR_FormatYUV422PackedSemiPlanar",
4074        "OMX_COLOR_Format18BitBGR666",
4075        "OMX_COLOR_Format24BitARGB6666",
4076        "OMX_COLOR_Format24BitABGR6666",
4077    };
4078
4079    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
4080
4081    if (type == OMX_TI_COLOR_FormatYUV420PackedSemiPlanar) {
4082        return "OMX_TI_COLOR_FormatYUV420PackedSemiPlanar";
4083    } else if (type == OMX_QCOM_COLOR_FormatYVU420SemiPlanar) {
4084        return "OMX_QCOM_COLOR_FormatYVU420SemiPlanar";
4085    } else if (type < 0 || (size_t)type >= numNames) {
4086        return "UNKNOWN";
4087    } else {
4088        return kNames[type];
4089    }
4090}
4091
4092static const char *videoCompressionFormatString(OMX_VIDEO_CODINGTYPE type) {
4093    static const char *kNames[] = {
4094        "OMX_VIDEO_CodingUnused",
4095        "OMX_VIDEO_CodingAutoDetect",
4096        "OMX_VIDEO_CodingMPEG2",
4097        "OMX_VIDEO_CodingH263",
4098        "OMX_VIDEO_CodingMPEG4",
4099        "OMX_VIDEO_CodingWMV",
4100        "OMX_VIDEO_CodingRV",
4101        "OMX_VIDEO_CodingAVC",
4102        "OMX_VIDEO_CodingMJPEG",
4103    };
4104
4105    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
4106
4107    if (type < 0 || (size_t)type >= numNames) {
4108        return "UNKNOWN";
4109    } else {
4110        return kNames[type];
4111    }
4112}
4113
4114static const char *audioCodingTypeString(OMX_AUDIO_CODINGTYPE type) {
4115    static const char *kNames[] = {
4116        "OMX_AUDIO_CodingUnused",
4117        "OMX_AUDIO_CodingAutoDetect",
4118        "OMX_AUDIO_CodingPCM",
4119        "OMX_AUDIO_CodingADPCM",
4120        "OMX_AUDIO_CodingAMR",
4121        "OMX_AUDIO_CodingGSMFR",
4122        "OMX_AUDIO_CodingGSMEFR",
4123        "OMX_AUDIO_CodingGSMHR",
4124        "OMX_AUDIO_CodingPDCFR",
4125        "OMX_AUDIO_CodingPDCEFR",
4126        "OMX_AUDIO_CodingPDCHR",
4127        "OMX_AUDIO_CodingTDMAFR",
4128        "OMX_AUDIO_CodingTDMAEFR",
4129        "OMX_AUDIO_CodingQCELP8",
4130        "OMX_AUDIO_CodingQCELP13",
4131        "OMX_AUDIO_CodingEVRC",
4132        "OMX_AUDIO_CodingSMV",
4133        "OMX_AUDIO_CodingG711",
4134        "OMX_AUDIO_CodingG723",
4135        "OMX_AUDIO_CodingG726",
4136        "OMX_AUDIO_CodingG729",
4137        "OMX_AUDIO_CodingAAC",
4138        "OMX_AUDIO_CodingMP3",
4139        "OMX_AUDIO_CodingSBC",
4140        "OMX_AUDIO_CodingVORBIS",
4141        "OMX_AUDIO_CodingOPUS",
4142        "OMX_AUDIO_CodingWMA",
4143        "OMX_AUDIO_CodingRA",
4144        "OMX_AUDIO_CodingMIDI",
4145    };
4146
4147    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
4148
4149    if (type < 0 || (size_t)type >= numNames) {
4150        return "UNKNOWN";
4151    } else {
4152        return kNames[type];
4153    }
4154}
4155
4156static const char *audioPCMModeString(OMX_AUDIO_PCMMODETYPE type) {
4157    static const char *kNames[] = {
4158        "OMX_AUDIO_PCMModeLinear",
4159        "OMX_AUDIO_PCMModeALaw",
4160        "OMX_AUDIO_PCMModeMULaw",
4161    };
4162
4163    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
4164
4165    if (type < 0 || (size_t)type >= numNames) {
4166        return "UNKNOWN";
4167    } else {
4168        return kNames[type];
4169    }
4170}
4171
4172static const char *amrBandModeString(OMX_AUDIO_AMRBANDMODETYPE type) {
4173    static const char *kNames[] = {
4174        "OMX_AUDIO_AMRBandModeUnused",
4175        "OMX_AUDIO_AMRBandModeNB0",
4176        "OMX_AUDIO_AMRBandModeNB1",
4177        "OMX_AUDIO_AMRBandModeNB2",
4178        "OMX_AUDIO_AMRBandModeNB3",
4179        "OMX_AUDIO_AMRBandModeNB4",
4180        "OMX_AUDIO_AMRBandModeNB5",
4181        "OMX_AUDIO_AMRBandModeNB6",
4182        "OMX_AUDIO_AMRBandModeNB7",
4183        "OMX_AUDIO_AMRBandModeWB0",
4184        "OMX_AUDIO_AMRBandModeWB1",
4185        "OMX_AUDIO_AMRBandModeWB2",
4186        "OMX_AUDIO_AMRBandModeWB3",
4187        "OMX_AUDIO_AMRBandModeWB4",
4188        "OMX_AUDIO_AMRBandModeWB5",
4189        "OMX_AUDIO_AMRBandModeWB6",
4190        "OMX_AUDIO_AMRBandModeWB7",
4191        "OMX_AUDIO_AMRBandModeWB8",
4192    };
4193
4194    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
4195
4196    if (type < 0 || (size_t)type >= numNames) {
4197        return "UNKNOWN";
4198    } else {
4199        return kNames[type];
4200    }
4201}
4202
4203static const char *amrFrameFormatString(OMX_AUDIO_AMRFRAMEFORMATTYPE type) {
4204    static const char *kNames[] = {
4205        "OMX_AUDIO_AMRFrameFormatConformance",
4206        "OMX_AUDIO_AMRFrameFormatIF1",
4207        "OMX_AUDIO_AMRFrameFormatIF2",
4208        "OMX_AUDIO_AMRFrameFormatFSF",
4209        "OMX_AUDIO_AMRFrameFormatRTPPayload",
4210        "OMX_AUDIO_AMRFrameFormatITU",
4211    };
4212
4213    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
4214
4215    if (type < 0 || (size_t)type >= numNames) {
4216        return "UNKNOWN";
4217    } else {
4218        return kNames[type];
4219    }
4220}
4221
4222void OMXCodec::dumpPortStatus(OMX_U32 portIndex) {
4223    OMX_PARAM_PORTDEFINITIONTYPE def;
4224    InitOMXParams(&def);
4225    def.nPortIndex = portIndex;
4226
4227    status_t err = mOMX->getParameter(
4228            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
4229    CHECK_EQ(err, (status_t)OK);
4230
4231    printf("%s Port = {\n", portIndex == kPortIndexInput ? "Input" : "Output");
4232
4233    CHECK((portIndex == kPortIndexInput && def.eDir == OMX_DirInput)
4234          || (portIndex == kPortIndexOutput && def.eDir == OMX_DirOutput));
4235
4236    printf("  nBufferCountActual = %" PRIu32 "\n", def.nBufferCountActual);
4237    printf("  nBufferCountMin = %" PRIu32 "\n", def.nBufferCountMin);
4238    printf("  nBufferSize = %" PRIu32 "\n", def.nBufferSize);
4239
4240    switch (def.eDomain) {
4241        case OMX_PortDomainImage:
4242        {
4243            const OMX_IMAGE_PORTDEFINITIONTYPE *imageDef = &def.format.image;
4244
4245            printf("\n");
4246            printf("  // Image\n");
4247            printf("  nFrameWidth = %" PRIu32 "\n", imageDef->nFrameWidth);
4248            printf("  nFrameHeight = %" PRIu32 "\n", imageDef->nFrameHeight);
4249            printf("  nStride = %" PRIu32 "\n", imageDef->nStride);
4250
4251            printf("  eCompressionFormat = %s\n",
4252                   imageCompressionFormatString(imageDef->eCompressionFormat));
4253
4254            printf("  eColorFormat = %s\n",
4255                   colorFormatString(imageDef->eColorFormat));
4256
4257            break;
4258        }
4259
4260        case OMX_PortDomainVideo:
4261        {
4262            OMX_VIDEO_PORTDEFINITIONTYPE *videoDef = &def.format.video;
4263
4264            printf("\n");
4265            printf("  // Video\n");
4266            printf("  nFrameWidth = %" PRIu32 "\n", videoDef->nFrameWidth);
4267            printf("  nFrameHeight = %" PRIu32 "\n", videoDef->nFrameHeight);
4268            printf("  nStride = %" PRIu32 "\n", videoDef->nStride);
4269
4270            printf("  eCompressionFormat = %s\n",
4271                   videoCompressionFormatString(videoDef->eCompressionFormat));
4272
4273            printf("  eColorFormat = %s\n",
4274                   colorFormatString(videoDef->eColorFormat));
4275
4276            break;
4277        }
4278
4279        case OMX_PortDomainAudio:
4280        {
4281            OMX_AUDIO_PORTDEFINITIONTYPE *audioDef = &def.format.audio;
4282
4283            printf("\n");
4284            printf("  // Audio\n");
4285            printf("  eEncoding = %s\n",
4286                   audioCodingTypeString(audioDef->eEncoding));
4287
4288            if (audioDef->eEncoding == OMX_AUDIO_CodingPCM) {
4289                OMX_AUDIO_PARAM_PCMMODETYPE params;
4290                InitOMXParams(&params);
4291                params.nPortIndex = portIndex;
4292
4293                err = mOMX->getParameter(
4294                        mNode, OMX_IndexParamAudioPcm, &params, sizeof(params));
4295                CHECK_EQ(err, (status_t)OK);
4296
4297                printf("  nSamplingRate = %" PRIu32 "\n", params.nSamplingRate);
4298                printf("  nChannels = %" PRIu32 "\n", params.nChannels);
4299                printf("  bInterleaved = %d\n", params.bInterleaved);
4300                printf("  nBitPerSample = %" PRIu32 "\n", params.nBitPerSample);
4301
4302                printf("  eNumData = %s\n",
4303                       params.eNumData == OMX_NumericalDataSigned
4304                        ? "signed" : "unsigned");
4305
4306                printf("  ePCMMode = %s\n", audioPCMModeString(params.ePCMMode));
4307            } else if (audioDef->eEncoding == OMX_AUDIO_CodingAMR) {
4308                OMX_AUDIO_PARAM_AMRTYPE amr;
4309                InitOMXParams(&amr);
4310                amr.nPortIndex = portIndex;
4311
4312                err = mOMX->getParameter(
4313                        mNode, OMX_IndexParamAudioAmr, &amr, sizeof(amr));
4314                CHECK_EQ(err, (status_t)OK);
4315
4316                printf("  nChannels = %" PRIu32 "\n", amr.nChannels);
4317                printf("  eAMRBandMode = %s\n",
4318                        amrBandModeString(amr.eAMRBandMode));
4319                printf("  eAMRFrameFormat = %s\n",
4320                        amrFrameFormatString(amr.eAMRFrameFormat));
4321            }
4322
4323            break;
4324        }
4325
4326        default:
4327        {
4328            printf("  // Unknown\n");
4329            break;
4330        }
4331    }
4332
4333    printf("}\n");
4334}
4335
4336status_t OMXCodec::initNativeWindow() {
4337    // Enable use of a GraphicBuffer as the output for this node.  This must
4338    // happen before getting the IndexParamPortDefinition parameter because it
4339    // will affect the pixel format that the node reports.
4340    status_t err = mOMX->enableGraphicBuffers(mNode, kPortIndexOutput, OMX_TRUE);
4341    if (err != 0) {
4342        return err;
4343    }
4344
4345    return OK;
4346}
4347
4348void OMXCodec::initNativeWindowCrop() {
4349    int32_t left, top, right, bottom;
4350
4351    CHECK(mOutputFormat->findRect(
4352                        kKeyCropRect,
4353                        &left, &top, &right, &bottom));
4354
4355    android_native_rect_t crop;
4356    crop.left = left;
4357    crop.top = top;
4358    crop.right = right + 1;
4359    crop.bottom = bottom + 1;
4360
4361    // We'll ignore any errors here, if the surface is
4362    // already invalid, we'll know soon enough.
4363    native_window_set_crop(mNativeWindow.get(), &crop);
4364}
4365
4366void OMXCodec::initOutputFormat(const sp<MetaData> &inputFormat) {
4367    mOutputFormat = new MetaData;
4368    mOutputFormat->setCString(kKeyDecoderComponent, mComponentName);
4369    if (mIsEncoder) {
4370        int32_t timeScale;
4371        if (inputFormat->findInt32(kKeyTimeScale, &timeScale)) {
4372            mOutputFormat->setInt32(kKeyTimeScale, timeScale);
4373        }
4374    }
4375
4376    OMX_PARAM_PORTDEFINITIONTYPE def;
4377    InitOMXParams(&def);
4378    def.nPortIndex = kPortIndexOutput;
4379
4380    status_t err = mOMX->getParameter(
4381            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
4382    CHECK_EQ(err, (status_t)OK);
4383
4384    switch (def.eDomain) {
4385        case OMX_PortDomainImage:
4386        {
4387            OMX_IMAGE_PORTDEFINITIONTYPE *imageDef = &def.format.image;
4388            CHECK_EQ((int)imageDef->eCompressionFormat,
4389                     (int)OMX_IMAGE_CodingUnused);
4390
4391            mOutputFormat->setCString(kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_RAW);
4392            mOutputFormat->setInt32(kKeyColorFormat, imageDef->eColorFormat);
4393            mOutputFormat->setInt32(kKeyWidth, imageDef->nFrameWidth);
4394            mOutputFormat->setInt32(kKeyHeight, imageDef->nFrameHeight);
4395            break;
4396        }
4397
4398        case OMX_PortDomainAudio:
4399        {
4400            OMX_AUDIO_PORTDEFINITIONTYPE *audio_def = &def.format.audio;
4401
4402            if (audio_def->eEncoding == OMX_AUDIO_CodingPCM) {
4403                OMX_AUDIO_PARAM_PCMMODETYPE params;
4404                InitOMXParams(&params);
4405                params.nPortIndex = kPortIndexOutput;
4406
4407                err = mOMX->getParameter(
4408                        mNode, OMX_IndexParamAudioPcm, &params, sizeof(params));
4409                CHECK_EQ(err, (status_t)OK);
4410
4411                CHECK_EQ((int)params.eNumData, (int)OMX_NumericalDataSigned);
4412                CHECK_EQ(params.nBitPerSample, 16u);
4413                CHECK_EQ((int)params.ePCMMode, (int)OMX_AUDIO_PCMModeLinear);
4414
4415                int32_t numChannels, sampleRate;
4416                inputFormat->findInt32(kKeyChannelCount, &numChannels);
4417                inputFormat->findInt32(kKeySampleRate, &sampleRate);
4418
4419                if ((OMX_U32)numChannels != params.nChannels) {
4420                    ALOGV("Codec outputs a different number of channels than "
4421                         "the input stream contains (contains %d channels, "
4422                         "codec outputs %ld channels).",
4423                         numChannels, params.nChannels);
4424                }
4425
4426                if (sampleRate != (int32_t)params.nSamplingRate) {
4427                    ALOGV("Codec outputs at different sampling rate than "
4428                         "what the input stream contains (contains data at "
4429                         "%d Hz, codec outputs %lu Hz)",
4430                         sampleRate, params.nSamplingRate);
4431                }
4432
4433                mOutputFormat->setCString(
4434                        kKeyMIMEType, MEDIA_MIMETYPE_AUDIO_RAW);
4435
4436                // Use the codec-advertised number of channels, as some
4437                // codecs appear to output stereo even if the input data is
4438                // mono. If we know the codec lies about this information,
4439                // use the actual number of channels instead.
4440                mOutputFormat->setInt32(
4441                        kKeyChannelCount,
4442                        (mQuirks & kDecoderLiesAboutNumberOfChannels)
4443                            ? numChannels : params.nChannels);
4444
4445                mOutputFormat->setInt32(kKeySampleRate, params.nSamplingRate);
4446            } else if (audio_def->eEncoding == OMX_AUDIO_CodingAMR) {
4447                OMX_AUDIO_PARAM_AMRTYPE amr;
4448                InitOMXParams(&amr);
4449                amr.nPortIndex = kPortIndexOutput;
4450
4451                err = mOMX->getParameter(
4452                        mNode, OMX_IndexParamAudioAmr, &amr, sizeof(amr));
4453                CHECK_EQ(err, (status_t)OK);
4454
4455                CHECK_EQ(amr.nChannels, 1u);
4456                mOutputFormat->setInt32(kKeyChannelCount, 1);
4457
4458                if (amr.eAMRBandMode >= OMX_AUDIO_AMRBandModeNB0
4459                    && amr.eAMRBandMode <= OMX_AUDIO_AMRBandModeNB7) {
4460                    mOutputFormat->setCString(
4461                            kKeyMIMEType, MEDIA_MIMETYPE_AUDIO_AMR_NB);
4462                    mOutputFormat->setInt32(kKeySampleRate, 8000);
4463                } else if (amr.eAMRBandMode >= OMX_AUDIO_AMRBandModeWB0
4464                            && amr.eAMRBandMode <= OMX_AUDIO_AMRBandModeWB8) {
4465                    mOutputFormat->setCString(
4466                            kKeyMIMEType, MEDIA_MIMETYPE_AUDIO_AMR_WB);
4467                    mOutputFormat->setInt32(kKeySampleRate, 16000);
4468                } else {
4469                    CHECK(!"Unknown AMR band mode.");
4470                }
4471            } else if (audio_def->eEncoding == OMX_AUDIO_CodingAAC) {
4472                mOutputFormat->setCString(
4473                        kKeyMIMEType, MEDIA_MIMETYPE_AUDIO_AAC);
4474                int32_t numChannels, sampleRate, bitRate;
4475                inputFormat->findInt32(kKeyChannelCount, &numChannels);
4476                inputFormat->findInt32(kKeySampleRate, &sampleRate);
4477                inputFormat->findInt32(kKeyBitRate, &bitRate);
4478                mOutputFormat->setInt32(kKeyChannelCount, numChannels);
4479                mOutputFormat->setInt32(kKeySampleRate, sampleRate);
4480                mOutputFormat->setInt32(kKeyBitRate, bitRate);
4481            } else if (audio_def->eEncoding ==
4482                    (OMX_AUDIO_CODINGTYPE)OMX_AUDIO_CodingAndroidAC3) {
4483                mOutputFormat->setCString(
4484                        kKeyMIMEType, MEDIA_MIMETYPE_AUDIO_AC3);
4485                int32_t numChannels, sampleRate, bitRate;
4486                inputFormat->findInt32(kKeyChannelCount, &numChannels);
4487                inputFormat->findInt32(kKeySampleRate, &sampleRate);
4488                inputFormat->findInt32(kKeyBitRate, &bitRate);
4489                mOutputFormat->setInt32(kKeyChannelCount, numChannels);
4490                mOutputFormat->setInt32(kKeySampleRate, sampleRate);
4491                mOutputFormat->setInt32(kKeyBitRate, bitRate);
4492            } else {
4493                CHECK(!"Should not be here. Unknown audio encoding.");
4494            }
4495            break;
4496        }
4497
4498        case OMX_PortDomainVideo:
4499        {
4500            OMX_VIDEO_PORTDEFINITIONTYPE *video_def = &def.format.video;
4501
4502            if (video_def->eCompressionFormat == OMX_VIDEO_CodingUnused) {
4503                mOutputFormat->setCString(
4504                        kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_RAW);
4505            } else if (video_def->eCompressionFormat == OMX_VIDEO_CodingMPEG4) {
4506                mOutputFormat->setCString(
4507                        kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_MPEG4);
4508            } else if (video_def->eCompressionFormat == OMX_VIDEO_CodingH263) {
4509                mOutputFormat->setCString(
4510                        kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_H263);
4511            } else if (video_def->eCompressionFormat == OMX_VIDEO_CodingAVC) {
4512                mOutputFormat->setCString(
4513                        kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_AVC);
4514            } else {
4515                CHECK(!"Unknown compression format.");
4516            }
4517
4518            mOutputFormat->setInt32(kKeyWidth, video_def->nFrameWidth);
4519            mOutputFormat->setInt32(kKeyHeight, video_def->nFrameHeight);
4520            mOutputFormat->setInt32(kKeyColorFormat, video_def->eColorFormat);
4521
4522            if (!mIsEncoder) {
4523                OMX_CONFIG_RECTTYPE rect;
4524                InitOMXParams(&rect);
4525                rect.nPortIndex = kPortIndexOutput;
4526                status_t err =
4527                        mOMX->getConfig(
4528                            mNode, OMX_IndexConfigCommonOutputCrop,
4529                            &rect, sizeof(rect));
4530
4531                CODEC_LOGI(
4532                        "video dimensions are %ld x %ld",
4533                        video_def->nFrameWidth, video_def->nFrameHeight);
4534
4535                if (err == OK) {
4536                    CHECK_GE(rect.nLeft, 0);
4537                    CHECK_GE(rect.nTop, 0);
4538                    CHECK_GE(rect.nWidth, 0u);
4539                    CHECK_GE(rect.nHeight, 0u);
4540                    CHECK_LE(rect.nLeft + rect.nWidth - 1, video_def->nFrameWidth);
4541                    CHECK_LE(rect.nTop + rect.nHeight - 1, video_def->nFrameHeight);
4542
4543                    mOutputFormat->setRect(
4544                            kKeyCropRect,
4545                            rect.nLeft,
4546                            rect.nTop,
4547                            rect.nLeft + rect.nWidth - 1,
4548                            rect.nTop + rect.nHeight - 1);
4549
4550                    CODEC_LOGI(
4551                            "Crop rect is %ld x %ld @ (%ld, %ld)",
4552                            rect.nWidth, rect.nHeight, rect.nLeft, rect.nTop);
4553                } else {
4554                    mOutputFormat->setRect(
4555                            kKeyCropRect,
4556                            0, 0,
4557                            video_def->nFrameWidth - 1,
4558                            video_def->nFrameHeight - 1);
4559                }
4560
4561                if (mNativeWindow != NULL) {
4562                     initNativeWindowCrop();
4563                }
4564            }
4565            break;
4566        }
4567
4568        default:
4569        {
4570            CHECK(!"should not be here, neither audio nor video.");
4571            break;
4572        }
4573    }
4574
4575    // If the input format contains rotation information, flag the output
4576    // format accordingly.
4577
4578    int32_t rotationDegrees;
4579    if (mSource->getFormat()->findInt32(kKeyRotation, &rotationDegrees)) {
4580        mOutputFormat->setInt32(kKeyRotation, rotationDegrees);
4581    }
4582}
4583
4584status_t OMXCodec::pause() {
4585    Mutex::Autolock autoLock(mLock);
4586
4587    mPaused = true;
4588
4589    return OK;
4590}
4591
4592////////////////////////////////////////////////////////////////////////////////
4593
4594status_t QueryCodecs(
4595        const sp<IOMX> &omx,
4596        const char *mime, bool queryDecoders, bool hwCodecOnly,
4597        Vector<CodecCapabilities> *results) {
4598    Vector<OMXCodec::CodecNameAndQuirks> matchingCodecs;
4599    results->clear();
4600
4601    OMXCodec::findMatchingCodecs(mime,
4602            !queryDecoders /*createEncoder*/,
4603            NULL /*matchComponentName*/,
4604            hwCodecOnly ? OMXCodec::kHardwareCodecsOnly : 0 /*flags*/,
4605            &matchingCodecs);
4606
4607    for (size_t c = 0; c < matchingCodecs.size(); c++) {
4608        const char *componentName = matchingCodecs.itemAt(c).mName.string();
4609
4610        results->push();
4611        CodecCapabilities *caps = &results->editItemAt(results->size() - 1);
4612
4613        status_t err =
4614            QueryCodec(omx, componentName, mime, !queryDecoders, caps);
4615
4616        if (err != OK) {
4617            results->removeAt(results->size() - 1);
4618        }
4619    }
4620
4621    return OK;
4622}
4623
4624status_t QueryCodec(
4625        const sp<IOMX> &omx,
4626        const char *componentName, const char *mime,
4627        bool isEncoder,
4628        CodecCapabilities *caps) {
4629    if (strncmp(componentName, "OMX.", 4)) {
4630        // Not an OpenMax component but a software codec.
4631        caps->mFlags = 0;
4632        caps->mComponentName = componentName;
4633        return OK;
4634    }
4635
4636    sp<OMXCodecObserver> observer = new OMXCodecObserver;
4637    IOMX::node_id node;
4638    status_t err = omx->allocateNode(componentName, observer, &node);
4639
4640    if (err != OK) {
4641        return err;
4642    }
4643
4644    OMXCodec::setComponentRole(omx, node, isEncoder, mime);
4645
4646    caps->mFlags = 0;
4647    caps->mComponentName = componentName;
4648
4649    OMX_VIDEO_PARAM_PROFILELEVELTYPE param;
4650    InitOMXParams(&param);
4651
4652    param.nPortIndex = !isEncoder ? 0 : 1;
4653
4654    for (param.nProfileIndex = 0;; ++param.nProfileIndex) {
4655        err = omx->getParameter(
4656                node, OMX_IndexParamVideoProfileLevelQuerySupported,
4657                &param, sizeof(param));
4658
4659        if (err != OK) {
4660            break;
4661        }
4662
4663        CodecProfileLevel profileLevel;
4664        profileLevel.mProfile = param.eProfile;
4665        profileLevel.mLevel = param.eLevel;
4666
4667        caps->mProfileLevels.push(profileLevel);
4668    }
4669
4670    // Color format query
4671    OMX_VIDEO_PARAM_PORTFORMATTYPE portFormat;
4672    InitOMXParams(&portFormat);
4673    portFormat.nPortIndex = !isEncoder ? 1 : 0;
4674    for (portFormat.nIndex = 0;; ++portFormat.nIndex)  {
4675        err = omx->getParameter(
4676                node, OMX_IndexParamVideoPortFormat,
4677                &portFormat, sizeof(portFormat));
4678        if (err != OK) {
4679            break;
4680        }
4681        caps->mColorFormats.push(portFormat.eColorFormat);
4682    }
4683
4684    if (!isEncoder && !strncmp(mime, "video/", 6)) {
4685        if (omx->storeMetaDataInBuffers(
4686                    node, 1 /* port index */, OMX_TRUE) == OK ||
4687            omx->prepareForAdaptivePlayback(
4688                    node, 1 /* port index */, OMX_TRUE,
4689                    1280 /* width */, 720 /* height */) == OK) {
4690            caps->mFlags |= CodecCapabilities::kFlagSupportsAdaptivePlayback;
4691        }
4692    }
4693
4694    CHECK_EQ(omx->freeNode(node), (status_t)OK);
4695
4696    return OK;
4697}
4698
4699status_t QueryCodecs(
4700        const sp<IOMX> &omx,
4701        const char *mimeType, bool queryDecoders,
4702        Vector<CodecCapabilities> *results) {
4703    return QueryCodecs(omx, mimeType, queryDecoders, false /*hwCodecOnly*/, results);
4704}
4705
4706// These are supposed be equivalent to the logic in
4707// "audio_channel_out_mask_from_count".
4708status_t getOMXChannelMapping(size_t numChannels, OMX_AUDIO_CHANNELTYPE map[]) {
4709    switch (numChannels) {
4710        case 1:
4711            map[0] = OMX_AUDIO_ChannelCF;
4712            break;
4713        case 2:
4714            map[0] = OMX_AUDIO_ChannelLF;
4715            map[1] = OMX_AUDIO_ChannelRF;
4716            break;
4717        case 3:
4718            map[0] = OMX_AUDIO_ChannelLF;
4719            map[1] = OMX_AUDIO_ChannelRF;
4720            map[2] = OMX_AUDIO_ChannelCF;
4721            break;
4722        case 4:
4723            map[0] = OMX_AUDIO_ChannelLF;
4724            map[1] = OMX_AUDIO_ChannelRF;
4725            map[2] = OMX_AUDIO_ChannelLR;
4726            map[3] = OMX_AUDIO_ChannelRR;
4727            break;
4728        case 5:
4729            map[0] = OMX_AUDIO_ChannelLF;
4730            map[1] = OMX_AUDIO_ChannelRF;
4731            map[2] = OMX_AUDIO_ChannelCF;
4732            map[3] = OMX_AUDIO_ChannelLR;
4733            map[4] = OMX_AUDIO_ChannelRR;
4734            break;
4735        case 6:
4736            map[0] = OMX_AUDIO_ChannelLF;
4737            map[1] = OMX_AUDIO_ChannelRF;
4738            map[2] = OMX_AUDIO_ChannelCF;
4739            map[3] = OMX_AUDIO_ChannelLFE;
4740            map[4] = OMX_AUDIO_ChannelLR;
4741            map[5] = OMX_AUDIO_ChannelRR;
4742            break;
4743        case 7:
4744            map[0] = OMX_AUDIO_ChannelLF;
4745            map[1] = OMX_AUDIO_ChannelRF;
4746            map[2] = OMX_AUDIO_ChannelCF;
4747            map[3] = OMX_AUDIO_ChannelLFE;
4748            map[4] = OMX_AUDIO_ChannelLR;
4749            map[5] = OMX_AUDIO_ChannelRR;
4750            map[6] = OMX_AUDIO_ChannelCS;
4751            break;
4752        case 8:
4753            map[0] = OMX_AUDIO_ChannelLF;
4754            map[1] = OMX_AUDIO_ChannelRF;
4755            map[2] = OMX_AUDIO_ChannelCF;
4756            map[3] = OMX_AUDIO_ChannelLFE;
4757            map[4] = OMX_AUDIO_ChannelLR;
4758            map[5] = OMX_AUDIO_ChannelRR;
4759            map[6] = OMX_AUDIO_ChannelLS;
4760            map[7] = OMX_AUDIO_ChannelRS;
4761            break;
4762        default:
4763            return -EINVAL;
4764    }
4765
4766    return OK;
4767}
4768
4769}  // namespace android
4770