OMXCodec.cpp revision c16c203047ca0f0d76573ead2c42764a78baf521 
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//#define LOG_NDEBUG 0
18#define LOG_TAG "OMXCodec"
19#include <utils/Log.h>
20
21#include "include/AACEncoder.h"
22
23#include "include/ESDS.h"
24
25#include <binder/IServiceManager.h>
26#include <binder/MemoryDealer.h>
27#include <binder/ProcessState.h>
28#include <HardwareAPI.h>
29#include <media/stagefright/foundation/ADebug.h>
30#include <media/IMediaPlayerService.h>
31#include <media/stagefright/MediaBuffer.h>
32#include <media/stagefright/MediaBufferGroup.h>
33#include <media/stagefright/MediaDefs.h>
34#include <media/stagefright/MediaCodecList.h>
35#include <media/stagefright/MediaExtractor.h>
36#include <media/stagefright/MetaData.h>
37#include <media/stagefright/OMXCodec.h>
38#include <media/stagefright/Utils.h>
39#include <media/stagefright/SkipCutBuffer.h>
40#include <utils/Vector.h>
41
42#include <OMX_Audio.h>
43#include <OMX_Component.h>
44
45#include "include/avc_utils.h"
46
47namespace android {
48
49// Treat time out as an error if we have not received any output
50// buffers after 3 seconds.
51const static int64_t kBufferFilledEventTimeOutNs = 3000000000LL;
52
53// OMX Spec defines less than 50 color formats. If the query for
54// color format is executed for more than kMaxColorFormatSupported,
55// the query will fail to avoid looping forever.
56// 1000 is more than enough for us to tell whether the omx
57// component in question is buggy or not.
58const static uint32_t kMaxColorFormatSupported = 1000;
59
60#define FACTORY_CREATE_ENCODER(name) \
61static sp<MediaSource> Make##name(const sp<MediaSource> &source, const sp<MetaData> &meta) { \
62    return new name(source, meta); \
63}
64
65#define FACTORY_REF(name) { #name, Make##name },
66
67FACTORY_CREATE_ENCODER(AACEncoder)
68
69static sp<MediaSource> InstantiateSoftwareEncoder(
70        const char *name, const sp<MediaSource> &source,
71        const sp<MetaData> &meta) {
72    struct FactoryInfo {
73        const char *name;
74        sp<MediaSource> (*CreateFunc)(const sp<MediaSource> &, const sp<MetaData> &);
75    };
76
77    static const FactoryInfo kFactoryInfo[] = {
78        FACTORY_REF(AACEncoder)
79    };
80    for (size_t i = 0;
81         i < sizeof(kFactoryInfo) / sizeof(kFactoryInfo[0]); ++i) {
82        if (!strcmp(name, kFactoryInfo[i].name)) {
83            return (*kFactoryInfo[i].CreateFunc)(source, meta);
84        }
85    }
86
87    return NULL;
88}
89
90#undef FACTORY_CREATE_ENCODER
91#undef FACTORY_REF
92
93#define CODEC_LOGI(x, ...) ALOGI("[%s] "x, mComponentName, ##__VA_ARGS__)
94#define CODEC_LOGV(x, ...) ALOGV("[%s] "x, mComponentName, ##__VA_ARGS__)
95#define CODEC_LOGE(x, ...) ALOGE("[%s] "x, mComponentName, ##__VA_ARGS__)
96
97struct OMXCodecObserver : public BnOMXObserver {
98    OMXCodecObserver() {
99    }
100
101    void setCodec(const sp<OMXCodec> &target) {
102        mTarget = target;
103    }
104
105    // from IOMXObserver
106    virtual void onMessage(const omx_message &msg) {
107        sp<OMXCodec> codec = mTarget.promote();
108
109        if (codec.get() != NULL) {
110            Mutex::Autolock autoLock(codec->mLock);
111            codec->on_message(msg);
112            codec.clear();
113        }
114    }
115
116protected:
117    virtual ~OMXCodecObserver() {}
118
119private:
120    wp<OMXCodec> mTarget;
121
122    OMXCodecObserver(const OMXCodecObserver &);
123    OMXCodecObserver &operator=(const OMXCodecObserver &);
124};
125
126template<class T>
127static void InitOMXParams(T *params) {
128    params->nSize = sizeof(T);
129    params->nVersion.s.nVersionMajor = 1;
130    params->nVersion.s.nVersionMinor = 0;
131    params->nVersion.s.nRevision = 0;
132    params->nVersion.s.nStep = 0;
133}
134
135static bool IsSoftwareCodec(const char *componentName) {
136    if (!strncmp("OMX.google.", componentName, 11)) {
137        return true;
138    }
139
140    if (!strncmp("OMX.", componentName, 4)) {
141        return false;
142    }
143
144    return true;
145}
146
147// A sort order in which OMX software codecs are first, followed
148// by other (non-OMX) software codecs, followed by everything else.
149static int CompareSoftwareCodecsFirst(
150        const OMXCodec::CodecNameAndQuirks *elem1,
151        const OMXCodec::CodecNameAndQuirks *elem2) {
152    bool isOMX1 = !strncmp(elem1->mName.string(), "OMX.", 4);
153    bool isOMX2 = !strncmp(elem2->mName.string(), "OMX.", 4);
154
155    bool isSoftwareCodec1 = IsSoftwareCodec(elem1->mName.string());
156    bool isSoftwareCodec2 = IsSoftwareCodec(elem2->mName.string());
157
158    if (isSoftwareCodec1) {
159        if (!isSoftwareCodec2) { return -1; }
160
161        if (isOMX1) {
162            if (isOMX2) { return 0; }
163
164            return -1;
165        } else {
166            if (isOMX2) { return 0; }
167
168            return 1;
169        }
170
171        return -1;
172    }
173
174    if (isSoftwareCodec2) {
175        return 1;
176    }
177
178    return 0;
179}
180
181// static
182void OMXCodec::findMatchingCodecs(
183        const char *mime,
184        bool createEncoder, const char *matchComponentName,
185        uint32_t flags,
186        Vector<CodecNameAndQuirks> *matchingCodecs) {
187    matchingCodecs->clear();
188
189    const MediaCodecList *list = MediaCodecList::getInstance();
190    if (list == NULL) {
191        return;
192    }
193
194    size_t index = 0;
195    for (;;) {
196        ssize_t matchIndex =
197            list->findCodecByType(mime, createEncoder, index);
198
199        if (matchIndex < 0) {
200            break;
201        }
202
203        index = matchIndex + 1;
204
205        const char *componentName = list->getCodecName(matchIndex);
206
207        // If a specific codec is requested, skip the non-matching ones.
208        if (matchComponentName && strcmp(componentName, matchComponentName)) {
209            continue;
210        }
211
212        // When requesting software-only codecs, only push software codecs
213        // When requesting hardware-only codecs, only push hardware codecs
214        // When there is request neither for software-only nor for
215        // hardware-only codecs, push all codecs
216        if (((flags & kSoftwareCodecsOnly) &&   IsSoftwareCodec(componentName)) ||
217            ((flags & kHardwareCodecsOnly) &&  !IsSoftwareCodec(componentName)) ||
218            (!(flags & (kSoftwareCodecsOnly | kHardwareCodecsOnly)))) {
219
220            ssize_t index = matchingCodecs->add();
221            CodecNameAndQuirks *entry = &matchingCodecs->editItemAt(index);
222            entry->mName = String8(componentName);
223            entry->mQuirks = getComponentQuirks(list, matchIndex);
224
225            ALOGV("matching '%s' quirks 0x%08x",
226                  entry->mName.string(), entry->mQuirks);
227        }
228    }
229
230    if (flags & kPreferSoftwareCodecs) {
231        matchingCodecs->sort(CompareSoftwareCodecsFirst);
232    }
233}
234
235// static
236uint32_t OMXCodec::getComponentQuirks(
237        const MediaCodecList *list, size_t index) {
238    uint32_t quirks = 0;
239    if (list->codecHasQuirk(
240                index, "requires-allocate-on-input-ports")) {
241        quirks |= kRequiresAllocateBufferOnInputPorts;
242    }
243    if (list->codecHasQuirk(
244                index, "requires-allocate-on-output-ports")) {
245        quirks |= kRequiresAllocateBufferOnOutputPorts;
246    }
247    if (list->codecHasQuirk(
248                index, "output-buffers-are-unreadable")) {
249        quirks |= kOutputBuffersAreUnreadable;
250    }
251
252    return quirks;
253}
254
255// static
256bool OMXCodec::findCodecQuirks(const char *componentName, uint32_t *quirks) {
257    const MediaCodecList *list = MediaCodecList::getInstance();
258
259    if (list == NULL) {
260        return false;
261    }
262
263    ssize_t index = list->findCodecByName(componentName);
264
265    if (index < 0) {
266        return false;
267    }
268
269    *quirks = getComponentQuirks(list, index);
270
271    return true;
272}
273
274// static
275sp<MediaSource> OMXCodec::Create(
276        const sp<IOMX> &omx,
277        const sp<MetaData> &meta, bool createEncoder,
278        const sp<MediaSource> &source,
279        const char *matchComponentName,
280        uint32_t flags,
281        const sp<ANativeWindow> &nativeWindow) {
282    int32_t requiresSecureBuffers;
283    if (source->getFormat()->findInt32(
284                kKeyRequiresSecureBuffers,
285                &requiresSecureBuffers)
286            && requiresSecureBuffers) {
287        flags |= kIgnoreCodecSpecificData;
288        flags |= kUseSecureInputBuffers;
289    }
290
291    const char *mime;
292    bool success = meta->findCString(kKeyMIMEType, &mime);
293    CHECK(success);
294
295    Vector<CodecNameAndQuirks> matchingCodecs;
296    findMatchingCodecs(
297            mime, createEncoder, matchComponentName, flags, &matchingCodecs);
298
299    if (matchingCodecs.isEmpty()) {
300        ALOGV("No matching codecs! (mime: %s, createEncoder: %s, "
301                "matchComponentName: %s, flags: 0x%x)",
302                mime, createEncoder ? "true" : "false", matchComponentName, flags);
303        return NULL;
304    }
305
306    sp<OMXCodecObserver> observer = new OMXCodecObserver;
307    IOMX::node_id node = 0;
308
309    for (size_t i = 0; i < matchingCodecs.size(); ++i) {
310        const char *componentNameBase = matchingCodecs[i].mName.string();
311        uint32_t quirks = matchingCodecs[i].mQuirks;
312        const char *componentName = componentNameBase;
313
314        AString tmp;
315        if (flags & kUseSecureInputBuffers) {
316            tmp = componentNameBase;
317            tmp.append(".secure");
318
319            componentName = tmp.c_str();
320        }
321
322        if (createEncoder) {
323            sp<MediaSource> softwareCodec =
324                InstantiateSoftwareEncoder(componentName, source, meta);
325
326            if (softwareCodec != NULL) {
327                ALOGV("Successfully allocated software codec '%s'", componentName);
328
329                return softwareCodec;
330            }
331        }
332
333        ALOGV("Attempting to allocate OMX node '%s'", componentName);
334
335        if (!createEncoder
336                && (quirks & kOutputBuffersAreUnreadable)
337                && (flags & kClientNeedsFramebuffer)) {
338            if (strncmp(componentName, "OMX.SEC.", 8)) {
339                // For OMX.SEC.* decoders we can enable a special mode that
340                // gives the client access to the framebuffer contents.
341
342                ALOGW("Component '%s' does not give the client access to "
343                     "the framebuffer contents. Skipping.",
344                     componentName);
345
346                continue;
347            }
348        }
349
350        status_t err = omx->allocateNode(componentName, observer, &node);
351        if (err == OK) {
352            ALOGV("Successfully allocated OMX node '%s'", componentName);
353
354            sp<OMXCodec> codec = new OMXCodec(
355                    omx, node, quirks, flags,
356                    createEncoder, mime, componentName,
357                    source, nativeWindow);
358
359            observer->setCodec(codec);
360
361            err = codec->configureCodec(meta);
362
363            if (err == OK) {
364                if (!strcmp("OMX.Nvidia.mpeg2v.decode", componentName)) {
365                    codec->mFlags |= kOnlySubmitOneInputBufferAtOneTime;
366                }
367
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        }
496    }
497
498    int32_t bitRate = 0;
499    if (mIsEncoder) {
500        CHECK(meta->findInt32(kKeyBitRate, &bitRate));
501    }
502    if (!strcasecmp(MEDIA_MIMETYPE_AUDIO_AMR_NB, mMIME)) {
503        setAMRFormat(false /* isWAMR */, bitRate);
504    } else if (!strcasecmp(MEDIA_MIMETYPE_AUDIO_AMR_WB, mMIME)) {
505        setAMRFormat(true /* isWAMR */, bitRate);
506    } else if (!strcasecmp(MEDIA_MIMETYPE_AUDIO_AAC, mMIME)) {
507        int32_t numChannels, sampleRate, aacProfile;
508        CHECK(meta->findInt32(kKeyChannelCount, &numChannels));
509        CHECK(meta->findInt32(kKeySampleRate, &sampleRate));
510
511        if (!meta->findInt32(kKeyAACProfile, &aacProfile)) {
512            aacProfile = OMX_AUDIO_AACObjectNull;
513        }
514
515        int32_t isADTS;
516        if (!meta->findInt32(kKeyIsADTS, &isADTS)) {
517            isADTS = false;
518        }
519
520        status_t err = setAACFormat(numChannels, sampleRate, bitRate, aacProfile, isADTS);
521        if (err != OK) {
522            CODEC_LOGE("setAACFormat() failed (err = %d)", err);
523            return err;
524        }
525    } else if (!strcasecmp(MEDIA_MIMETYPE_AUDIO_MPEG, mMIME)) {
526        int32_t numChannels, sampleRate;
527        if (meta->findInt32(kKeyChannelCount, &numChannels)
528                && meta->findInt32(kKeySampleRate, &sampleRate)) {
529            // Since we did not always check for these, leave them optional
530            // and have the decoder figure it all out.
531            setRawAudioFormat(
532                    mIsEncoder ? kPortIndexInput : kPortIndexOutput,
533                    sampleRate,
534                    numChannels);
535        }
536    } else if (!strcasecmp(MEDIA_MIMETYPE_AUDIO_G711_ALAW, mMIME)
537            || !strcasecmp(MEDIA_MIMETYPE_AUDIO_G711_MLAW, mMIME)) {
538        // These are PCM-like formats with a fixed sample rate but
539        // a variable number of channels.
540
541        int32_t numChannels;
542        CHECK(meta->findInt32(kKeyChannelCount, &numChannels));
543
544        setG711Format(numChannels);
545    } else if (!strcasecmp(MEDIA_MIMETYPE_AUDIO_RAW, mMIME)) {
546        CHECK(!mIsEncoder);
547
548        int32_t numChannels, sampleRate;
549        CHECK(meta->findInt32(kKeyChannelCount, &numChannels));
550        CHECK(meta->findInt32(kKeySampleRate, &sampleRate));
551
552        setRawAudioFormat(kPortIndexInput, sampleRate, numChannels);
553    }
554
555    if (!strncasecmp(mMIME, "video/", 6)) {
556
557        if (mIsEncoder) {
558            setVideoInputFormat(mMIME, meta);
559        } else {
560            status_t err = setVideoOutputFormat(
561                    mMIME, meta);
562
563            if (err != OK) {
564                return err;
565            }
566        }
567    }
568
569    int32_t maxInputSize;
570    if (meta->findInt32(kKeyMaxInputSize, &maxInputSize)) {
571        setMinBufferSize(kPortIndexInput, (OMX_U32)maxInputSize);
572    }
573
574    initOutputFormat(meta);
575
576    if ((mFlags & kClientNeedsFramebuffer)
577            && !strncmp(mComponentName, "OMX.SEC.", 8)) {
578        // This appears to no longer be needed???
579
580        OMX_INDEXTYPE index;
581
582        status_t err =
583            mOMX->getExtensionIndex(
584                    mNode,
585                    "OMX.SEC.index.ThumbnailMode",
586                    &index);
587
588        if (err != OK) {
589            return err;
590        }
591
592        OMX_BOOL enable = OMX_TRUE;
593        err = mOMX->setConfig(mNode, index, &enable, sizeof(enable));
594
595        if (err != OK) {
596            CODEC_LOGE("setConfig('OMX.SEC.index.ThumbnailMode') "
597                       "returned error 0x%08x", err);
598
599            return err;
600        }
601
602        mQuirks &= ~kOutputBuffersAreUnreadable;
603    }
604
605    if (mNativeWindow != NULL
606        && !mIsEncoder
607        && !strncasecmp(mMIME, "video/", 6)
608        && !strncmp(mComponentName, "OMX.", 4)) {
609        status_t err = initNativeWindow();
610        if (err != OK) {
611            return err;
612        }
613    }
614
615    return OK;
616}
617
618void OMXCodec::setMinBufferSize(OMX_U32 portIndex, OMX_U32 size) {
619    OMX_PARAM_PORTDEFINITIONTYPE def;
620    InitOMXParams(&def);
621    def.nPortIndex = portIndex;
622
623    status_t err = mOMX->getParameter(
624            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
625    CHECK_EQ(err, (status_t)OK);
626
627    if ((portIndex == kPortIndexInput && (mQuirks & kInputBufferSizesAreBogus))
628        || (def.nBufferSize < size)) {
629        def.nBufferSize = size;
630    }
631
632    err = mOMX->setParameter(
633            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
634    CHECK_EQ(err, (status_t)OK);
635
636    err = mOMX->getParameter(
637            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
638    CHECK_EQ(err, (status_t)OK);
639
640    // Make sure the setting actually stuck.
641    if (portIndex == kPortIndexInput
642            && (mQuirks & kInputBufferSizesAreBogus)) {
643        CHECK_EQ(def.nBufferSize, size);
644    } else {
645        CHECK(def.nBufferSize >= size);
646    }
647}
648
649status_t OMXCodec::setVideoPortFormatType(
650        OMX_U32 portIndex,
651        OMX_VIDEO_CODINGTYPE compressionFormat,
652        OMX_COLOR_FORMATTYPE colorFormat) {
653    OMX_VIDEO_PARAM_PORTFORMATTYPE format;
654    InitOMXParams(&format);
655    format.nPortIndex = portIndex;
656    format.nIndex = 0;
657    bool found = false;
658
659    OMX_U32 index = 0;
660    for (;;) {
661        format.nIndex = index;
662        status_t err = mOMX->getParameter(
663                mNode, OMX_IndexParamVideoPortFormat,
664                &format, sizeof(format));
665
666        if (err != OK) {
667            return err;
668        }
669
670        // The following assertion is violated by TI's video decoder.
671        // CHECK_EQ(format.nIndex, index);
672
673#if 1
674        CODEC_LOGV("portIndex: %ld, index: %ld, eCompressionFormat=%d eColorFormat=%d",
675             portIndex,
676             index, format.eCompressionFormat, format.eColorFormat);
677#endif
678
679        if (format.eCompressionFormat == compressionFormat
680                && format.eColorFormat == colorFormat) {
681            found = true;
682            break;
683        }
684
685        ++index;
686        if (index >= kMaxColorFormatSupported) {
687            CODEC_LOGE("color format %d or compression format %d is not supported",
688                colorFormat, compressionFormat);
689            return UNKNOWN_ERROR;
690        }
691    }
692
693    if (!found) {
694        return UNKNOWN_ERROR;
695    }
696
697    CODEC_LOGV("found a match.");
698    status_t err = mOMX->setParameter(
699            mNode, OMX_IndexParamVideoPortFormat,
700            &format, sizeof(format));
701
702    return err;
703}
704
705static size_t getFrameSize(
706        OMX_COLOR_FORMATTYPE colorFormat, int32_t width, int32_t height) {
707    switch (colorFormat) {
708        case OMX_COLOR_FormatYCbYCr:
709        case OMX_COLOR_FormatCbYCrY:
710            return width * height * 2;
711
712        case OMX_COLOR_FormatYUV420Planar:
713        case OMX_COLOR_FormatYUV420SemiPlanar:
714        case OMX_TI_COLOR_FormatYUV420PackedSemiPlanar:
715        /*
716        * FIXME: For the Opaque color format, the frame size does not
717        * need to be (w*h*3)/2. It just needs to
718        * be larger than certain minimum buffer size. However,
719        * currently, this opaque foramt has been tested only on
720        * YUV420 formats. If that is changed, then we need to revisit
721        * this part in the future
722        */
723        case OMX_COLOR_FormatAndroidOpaque:
724            return (width * height * 3) / 2;
725
726        default:
727            CHECK(!"Should not be here. Unsupported color format.");
728            break;
729    }
730}
731
732status_t OMXCodec::findTargetColorFormat(
733        const sp<MetaData>& meta, OMX_COLOR_FORMATTYPE *colorFormat) {
734    ALOGV("findTargetColorFormat");
735    CHECK(mIsEncoder);
736
737    *colorFormat = OMX_COLOR_FormatYUV420SemiPlanar;
738    int32_t targetColorFormat;
739    if (meta->findInt32(kKeyColorFormat, &targetColorFormat)) {
740        *colorFormat = (OMX_COLOR_FORMATTYPE) targetColorFormat;
741    }
742
743    // Check whether the target color format is supported.
744    return isColorFormatSupported(*colorFormat, kPortIndexInput);
745}
746
747status_t OMXCodec::isColorFormatSupported(
748        OMX_COLOR_FORMATTYPE colorFormat, int portIndex) {
749    ALOGV("isColorFormatSupported: %d", static_cast<int>(colorFormat));
750
751    // Enumerate all the color formats supported by
752    // the omx component to see whether the given
753    // color format is supported.
754    OMX_VIDEO_PARAM_PORTFORMATTYPE portFormat;
755    InitOMXParams(&portFormat);
756    portFormat.nPortIndex = portIndex;
757    OMX_U32 index = 0;
758    portFormat.nIndex = index;
759    while (true) {
760        if (OMX_ErrorNone != mOMX->getParameter(
761                mNode, OMX_IndexParamVideoPortFormat,
762                &portFormat, sizeof(portFormat))) {
763            break;
764        }
765        // Make sure that omx component does not overwrite
766        // the incremented index (bug 2897413).
767        CHECK_EQ(index, portFormat.nIndex);
768        if (portFormat.eColorFormat == colorFormat) {
769            CODEC_LOGV("Found supported color format: %d", portFormat.eColorFormat);
770            return OK;  // colorFormat is supported!
771        }
772        ++index;
773        portFormat.nIndex = index;
774
775        if (index >= kMaxColorFormatSupported) {
776            CODEC_LOGE("More than %ld color formats are supported???", index);
777            break;
778        }
779    }
780
781    CODEC_LOGE("color format %d is not supported", colorFormat);
782    return UNKNOWN_ERROR;
783}
784
785void OMXCodec::setVideoInputFormat(
786        const char *mime, const sp<MetaData>& meta) {
787
788    int32_t width, height, frameRate, bitRate, stride, sliceHeight;
789    bool success = meta->findInt32(kKeyWidth, &width);
790    success = success && meta->findInt32(kKeyHeight, &height);
791    success = success && meta->findInt32(kKeyFrameRate, &frameRate);
792    success = success && meta->findInt32(kKeyBitRate, &bitRate);
793    success = success && meta->findInt32(kKeyStride, &stride);
794    success = success && meta->findInt32(kKeySliceHeight, &sliceHeight);
795    CHECK(success);
796    CHECK(stride != 0);
797
798    OMX_VIDEO_CODINGTYPE compressionFormat = OMX_VIDEO_CodingUnused;
799    if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_AVC, mime)) {
800        compressionFormat = OMX_VIDEO_CodingAVC;
801    } else if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_MPEG4, mime)) {
802        compressionFormat = OMX_VIDEO_CodingMPEG4;
803    } else if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_H263, mime)) {
804        compressionFormat = OMX_VIDEO_CodingH263;
805    } else {
806        ALOGE("Not a supported video mime type: %s", mime);
807        CHECK(!"Should not be here. Not a supported video mime type.");
808    }
809
810    OMX_COLOR_FORMATTYPE colorFormat;
811    CHECK_EQ((status_t)OK, findTargetColorFormat(meta, &colorFormat));
812
813    status_t err;
814    OMX_PARAM_PORTDEFINITIONTYPE def;
815    OMX_VIDEO_PORTDEFINITIONTYPE *video_def = &def.format.video;
816
817    //////////////////////// Input port /////////////////////////
818    CHECK_EQ(setVideoPortFormatType(
819            kPortIndexInput, OMX_VIDEO_CodingUnused,
820            colorFormat), (status_t)OK);
821
822    InitOMXParams(&def);
823    def.nPortIndex = kPortIndexInput;
824
825    err = mOMX->getParameter(
826            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
827    CHECK_EQ(err, (status_t)OK);
828
829    def.nBufferSize = getFrameSize(colorFormat,
830            stride > 0? stride: -stride, sliceHeight);
831
832    CHECK_EQ((int)def.eDomain, (int)OMX_PortDomainVideo);
833
834    video_def->nFrameWidth = width;
835    video_def->nFrameHeight = height;
836    video_def->nStride = stride;
837    video_def->nSliceHeight = sliceHeight;
838    video_def->xFramerate = (frameRate << 16);  // Q16 format
839    video_def->eCompressionFormat = OMX_VIDEO_CodingUnused;
840    video_def->eColorFormat = colorFormat;
841
842    err = mOMX->setParameter(
843            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
844    CHECK_EQ(err, (status_t)OK);
845
846    //////////////////////// Output port /////////////////////////
847    CHECK_EQ(setVideoPortFormatType(
848            kPortIndexOutput, compressionFormat, OMX_COLOR_FormatUnused),
849            (status_t)OK);
850    InitOMXParams(&def);
851    def.nPortIndex = kPortIndexOutput;
852
853    err = mOMX->getParameter(
854            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
855
856    CHECK_EQ(err, (status_t)OK);
857    CHECK_EQ((int)def.eDomain, (int)OMX_PortDomainVideo);
858
859    video_def->nFrameWidth = width;
860    video_def->nFrameHeight = height;
861    video_def->xFramerate = 0;      // No need for output port
862    video_def->nBitrate = bitRate;  // Q16 format
863    video_def->eCompressionFormat = compressionFormat;
864    video_def->eColorFormat = OMX_COLOR_FormatUnused;
865    if (mQuirks & kRequiresLargerEncoderOutputBuffer) {
866        // Increases the output buffer size
867        def.nBufferSize = ((def.nBufferSize * 3) >> 1);
868    }
869
870    err = mOMX->setParameter(
871            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
872    CHECK_EQ(err, (status_t)OK);
873
874    /////////////////// Codec-specific ////////////////////////
875    switch (compressionFormat) {
876        case OMX_VIDEO_CodingMPEG4:
877        {
878            CHECK_EQ(setupMPEG4EncoderParameters(meta), (status_t)OK);
879            break;
880        }
881
882        case OMX_VIDEO_CodingH263:
883            CHECK_EQ(setupH263EncoderParameters(meta), (status_t)OK);
884            break;
885
886        case OMX_VIDEO_CodingAVC:
887        {
888            CHECK_EQ(setupAVCEncoderParameters(meta), (status_t)OK);
889            break;
890        }
891
892        default:
893            CHECK(!"Support for this compressionFormat to be implemented.");
894            break;
895    }
896}
897
898static OMX_U32 setPFramesSpacing(int32_t iFramesInterval, int32_t frameRate) {
899    if (iFramesInterval < 0) {
900        return 0xFFFFFFFF;
901    } else if (iFramesInterval == 0) {
902        return 0;
903    }
904    OMX_U32 ret = frameRate * iFramesInterval - 1;
905    CHECK(ret > 1);
906    return ret;
907}
908
909status_t OMXCodec::setupErrorCorrectionParameters() {
910    OMX_VIDEO_PARAM_ERRORCORRECTIONTYPE errorCorrectionType;
911    InitOMXParams(&errorCorrectionType);
912    errorCorrectionType.nPortIndex = kPortIndexOutput;
913
914    status_t err = mOMX->getParameter(
915            mNode, OMX_IndexParamVideoErrorCorrection,
916            &errorCorrectionType, sizeof(errorCorrectionType));
917    if (err != OK) {
918        ALOGW("Error correction param query is not supported");
919        return OK;  // Optional feature. Ignore this failure
920    }
921
922    errorCorrectionType.bEnableHEC = OMX_FALSE;
923    errorCorrectionType.bEnableResync = OMX_TRUE;
924    errorCorrectionType.nResynchMarkerSpacing = 256;
925    errorCorrectionType.bEnableDataPartitioning = OMX_FALSE;
926    errorCorrectionType.bEnableRVLC = OMX_FALSE;
927
928    err = mOMX->setParameter(
929            mNode, OMX_IndexParamVideoErrorCorrection,
930            &errorCorrectionType, sizeof(errorCorrectionType));
931    if (err != OK) {
932        ALOGW("Error correction param configuration is not supported");
933    }
934
935    // Optional feature. Ignore the failure.
936    return OK;
937}
938
939status_t OMXCodec::setupBitRate(int32_t bitRate) {
940    OMX_VIDEO_PARAM_BITRATETYPE bitrateType;
941    InitOMXParams(&bitrateType);
942    bitrateType.nPortIndex = kPortIndexOutput;
943
944    status_t err = mOMX->getParameter(
945            mNode, OMX_IndexParamVideoBitrate,
946            &bitrateType, sizeof(bitrateType));
947    CHECK_EQ(err, (status_t)OK);
948
949    bitrateType.eControlRate = OMX_Video_ControlRateVariable;
950    bitrateType.nTargetBitrate = bitRate;
951
952    err = mOMX->setParameter(
953            mNode, OMX_IndexParamVideoBitrate,
954            &bitrateType, sizeof(bitrateType));
955    CHECK_EQ(err, (status_t)OK);
956    return OK;
957}
958
959status_t OMXCodec::getVideoProfileLevel(
960        const sp<MetaData>& meta,
961        const CodecProfileLevel& defaultProfileLevel,
962        CodecProfileLevel &profileLevel) {
963    CODEC_LOGV("Default profile: %ld, level %ld",
964            defaultProfileLevel.mProfile, defaultProfileLevel.mLevel);
965
966    // Are the default profile and level overwriten?
967    int32_t profile, level;
968    if (!meta->findInt32(kKeyVideoProfile, &profile)) {
969        profile = defaultProfileLevel.mProfile;
970    }
971    if (!meta->findInt32(kKeyVideoLevel, &level)) {
972        level = defaultProfileLevel.mLevel;
973    }
974    CODEC_LOGV("Target profile: %d, level: %d", profile, level);
975
976    // Are the target profile and level supported by the encoder?
977    OMX_VIDEO_PARAM_PROFILELEVELTYPE param;
978    InitOMXParams(&param);
979    param.nPortIndex = kPortIndexOutput;
980    for (param.nProfileIndex = 0;; ++param.nProfileIndex) {
981        status_t err = mOMX->getParameter(
982                mNode, OMX_IndexParamVideoProfileLevelQuerySupported,
983                &param, sizeof(param));
984
985        if (err != OK) break;
986
987        int32_t supportedProfile = static_cast<int32_t>(param.eProfile);
988        int32_t supportedLevel = static_cast<int32_t>(param.eLevel);
989        CODEC_LOGV("Supported profile: %d, level %d",
990            supportedProfile, supportedLevel);
991
992        if (profile == supportedProfile &&
993            level <= supportedLevel) {
994            // We can further check whether the level is a valid
995            // value; but we will leave that to the omx encoder component
996            // via OMX_SetParameter call.
997            profileLevel.mProfile = profile;
998            profileLevel.mLevel = level;
999            return OK;
1000        }
1001    }
1002
1003    CODEC_LOGE("Target profile (%d) and level (%d) is not supported",
1004            profile, level);
1005    return BAD_VALUE;
1006}
1007
1008status_t OMXCodec::setupH263EncoderParameters(const sp<MetaData>& meta) {
1009    int32_t iFramesInterval, frameRate, bitRate;
1010    bool success = meta->findInt32(kKeyBitRate, &bitRate);
1011    success = success && meta->findInt32(kKeyFrameRate, &frameRate);
1012    success = success && meta->findInt32(kKeyIFramesInterval, &iFramesInterval);
1013    CHECK(success);
1014    OMX_VIDEO_PARAM_H263TYPE h263type;
1015    InitOMXParams(&h263type);
1016    h263type.nPortIndex = kPortIndexOutput;
1017
1018    status_t err = mOMX->getParameter(
1019            mNode, OMX_IndexParamVideoH263, &h263type, sizeof(h263type));
1020    CHECK_EQ(err, (status_t)OK);
1021
1022    h263type.nAllowedPictureTypes =
1023        OMX_VIDEO_PictureTypeI | OMX_VIDEO_PictureTypeP;
1024
1025    h263type.nPFrames = setPFramesSpacing(iFramesInterval, frameRate);
1026    if (h263type.nPFrames == 0) {
1027        h263type.nAllowedPictureTypes = OMX_VIDEO_PictureTypeI;
1028    }
1029    h263type.nBFrames = 0;
1030
1031    // Check profile and level parameters
1032    CodecProfileLevel defaultProfileLevel, profileLevel;
1033    defaultProfileLevel.mProfile = h263type.eProfile;
1034    defaultProfileLevel.mLevel = h263type.eLevel;
1035    err = getVideoProfileLevel(meta, defaultProfileLevel, profileLevel);
1036    if (err != OK) return err;
1037    h263type.eProfile = static_cast<OMX_VIDEO_H263PROFILETYPE>(profileLevel.mProfile);
1038    h263type.eLevel = static_cast<OMX_VIDEO_H263LEVELTYPE>(profileLevel.mLevel);
1039
1040    h263type.bPLUSPTYPEAllowed = OMX_FALSE;
1041    h263type.bForceRoundingTypeToZero = OMX_FALSE;
1042    h263type.nPictureHeaderRepetition = 0;
1043    h263type.nGOBHeaderInterval = 0;
1044
1045    err = mOMX->setParameter(
1046            mNode, OMX_IndexParamVideoH263, &h263type, sizeof(h263type));
1047    CHECK_EQ(err, (status_t)OK);
1048
1049    CHECK_EQ(setupBitRate(bitRate), (status_t)OK);
1050    CHECK_EQ(setupErrorCorrectionParameters(), (status_t)OK);
1051
1052    return OK;
1053}
1054
1055status_t OMXCodec::setupMPEG4EncoderParameters(const sp<MetaData>& meta) {
1056    int32_t iFramesInterval, frameRate, bitRate;
1057    bool success = meta->findInt32(kKeyBitRate, &bitRate);
1058    success = success && meta->findInt32(kKeyFrameRate, &frameRate);
1059    success = success && meta->findInt32(kKeyIFramesInterval, &iFramesInterval);
1060    CHECK(success);
1061    OMX_VIDEO_PARAM_MPEG4TYPE mpeg4type;
1062    InitOMXParams(&mpeg4type);
1063    mpeg4type.nPortIndex = kPortIndexOutput;
1064
1065    status_t err = mOMX->getParameter(
1066            mNode, OMX_IndexParamVideoMpeg4, &mpeg4type, sizeof(mpeg4type));
1067    CHECK_EQ(err, (status_t)OK);
1068
1069    mpeg4type.nSliceHeaderSpacing = 0;
1070    mpeg4type.bSVH = OMX_FALSE;
1071    mpeg4type.bGov = OMX_FALSE;
1072
1073    mpeg4type.nAllowedPictureTypes =
1074        OMX_VIDEO_PictureTypeI | OMX_VIDEO_PictureTypeP;
1075
1076    mpeg4type.nPFrames = setPFramesSpacing(iFramesInterval, frameRate);
1077    if (mpeg4type.nPFrames == 0) {
1078        mpeg4type.nAllowedPictureTypes = OMX_VIDEO_PictureTypeI;
1079    }
1080    mpeg4type.nBFrames = 0;
1081    mpeg4type.nIDCVLCThreshold = 0;
1082    mpeg4type.bACPred = OMX_TRUE;
1083    mpeg4type.nMaxPacketSize = 256;
1084    mpeg4type.nTimeIncRes = 1000;
1085    mpeg4type.nHeaderExtension = 0;
1086    mpeg4type.bReversibleVLC = OMX_FALSE;
1087
1088    // Check profile and level parameters
1089    CodecProfileLevel defaultProfileLevel, profileLevel;
1090    defaultProfileLevel.mProfile = mpeg4type.eProfile;
1091    defaultProfileLevel.mLevel = mpeg4type.eLevel;
1092    err = getVideoProfileLevel(meta, defaultProfileLevel, profileLevel);
1093    if (err != OK) return err;
1094    mpeg4type.eProfile = static_cast<OMX_VIDEO_MPEG4PROFILETYPE>(profileLevel.mProfile);
1095    mpeg4type.eLevel = static_cast<OMX_VIDEO_MPEG4LEVELTYPE>(profileLevel.mLevel);
1096
1097    err = mOMX->setParameter(
1098            mNode, OMX_IndexParamVideoMpeg4, &mpeg4type, sizeof(mpeg4type));
1099    CHECK_EQ(err, (status_t)OK);
1100
1101    CHECK_EQ(setupBitRate(bitRate), (status_t)OK);
1102    CHECK_EQ(setupErrorCorrectionParameters(), (status_t)OK);
1103
1104    return OK;
1105}
1106
1107status_t OMXCodec::setupAVCEncoderParameters(const sp<MetaData>& meta) {
1108    int32_t iFramesInterval, frameRate, bitRate;
1109    bool success = meta->findInt32(kKeyBitRate, &bitRate);
1110    success = success && meta->findInt32(kKeyFrameRate, &frameRate);
1111    success = success && meta->findInt32(kKeyIFramesInterval, &iFramesInterval);
1112    CHECK(success);
1113
1114    OMX_VIDEO_PARAM_AVCTYPE h264type;
1115    InitOMXParams(&h264type);
1116    h264type.nPortIndex = kPortIndexOutput;
1117
1118    status_t err = mOMX->getParameter(
1119            mNode, OMX_IndexParamVideoAvc, &h264type, sizeof(h264type));
1120    CHECK_EQ(err, (status_t)OK);
1121
1122    h264type.nAllowedPictureTypes =
1123        OMX_VIDEO_PictureTypeI | OMX_VIDEO_PictureTypeP;
1124
1125    // Check profile and level parameters
1126    CodecProfileLevel defaultProfileLevel, profileLevel;
1127    defaultProfileLevel.mProfile = h264type.eProfile;
1128    defaultProfileLevel.mLevel = h264type.eLevel;
1129    err = getVideoProfileLevel(meta, defaultProfileLevel, profileLevel);
1130    if (err != OK) return err;
1131    h264type.eProfile = static_cast<OMX_VIDEO_AVCPROFILETYPE>(profileLevel.mProfile);
1132    h264type.eLevel = static_cast<OMX_VIDEO_AVCLEVELTYPE>(profileLevel.mLevel);
1133
1134    // XXX
1135    if (h264type.eProfile != OMX_VIDEO_AVCProfileBaseline) {
1136        ALOGW("Use baseline profile instead of %d for AVC recording",
1137            h264type.eProfile);
1138        h264type.eProfile = OMX_VIDEO_AVCProfileBaseline;
1139    }
1140
1141    if (h264type.eProfile == OMX_VIDEO_AVCProfileBaseline) {
1142        h264type.nSliceHeaderSpacing = 0;
1143        h264type.bUseHadamard = OMX_TRUE;
1144        h264type.nRefFrames = 1;
1145        h264type.nBFrames = 0;
1146        h264type.nPFrames = setPFramesSpacing(iFramesInterval, frameRate);
1147        if (h264type.nPFrames == 0) {
1148            h264type.nAllowedPictureTypes = OMX_VIDEO_PictureTypeI;
1149        }
1150        h264type.nRefIdx10ActiveMinus1 = 0;
1151        h264type.nRefIdx11ActiveMinus1 = 0;
1152        h264type.bEntropyCodingCABAC = OMX_FALSE;
1153        h264type.bWeightedPPrediction = OMX_FALSE;
1154        h264type.bconstIpred = OMX_FALSE;
1155        h264type.bDirect8x8Inference = OMX_FALSE;
1156        h264type.bDirectSpatialTemporal = OMX_FALSE;
1157        h264type.nCabacInitIdc = 0;
1158    }
1159
1160    if (h264type.nBFrames != 0) {
1161        h264type.nAllowedPictureTypes |= OMX_VIDEO_PictureTypeB;
1162    }
1163
1164    h264type.bEnableUEP = OMX_FALSE;
1165    h264type.bEnableFMO = OMX_FALSE;
1166    h264type.bEnableASO = OMX_FALSE;
1167    h264type.bEnableRS = OMX_FALSE;
1168    h264type.bFrameMBsOnly = OMX_TRUE;
1169    h264type.bMBAFF = OMX_FALSE;
1170    h264type.eLoopFilterMode = OMX_VIDEO_AVCLoopFilterEnable;
1171
1172    err = mOMX->setParameter(
1173            mNode, OMX_IndexParamVideoAvc, &h264type, sizeof(h264type));
1174    CHECK_EQ(err, (status_t)OK);
1175
1176    CHECK_EQ(setupBitRate(bitRate), (status_t)OK);
1177
1178    return OK;
1179}
1180
1181status_t OMXCodec::setVideoOutputFormat(
1182        const char *mime, const sp<MetaData>& meta) {
1183
1184    int32_t width, height;
1185    bool success = meta->findInt32(kKeyWidth, &width);
1186    success = success && meta->findInt32(kKeyHeight, &height);
1187    CHECK(success);
1188
1189    CODEC_LOGV("setVideoOutputFormat width=%ld, height=%ld", width, height);
1190
1191    OMX_VIDEO_CODINGTYPE compressionFormat = OMX_VIDEO_CodingUnused;
1192    if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_AVC, mime)) {
1193        compressionFormat = OMX_VIDEO_CodingAVC;
1194    } else if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_MPEG4, mime)) {
1195        compressionFormat = OMX_VIDEO_CodingMPEG4;
1196    } else if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_H263, mime)) {
1197        compressionFormat = OMX_VIDEO_CodingH263;
1198    } else if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_VP8, mime)) {
1199        compressionFormat = OMX_VIDEO_CodingVP8;
1200    } else if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_VP9, mime)) {
1201        compressionFormat = OMX_VIDEO_CodingVP9;
1202    } else if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_MPEG2, mime)) {
1203        compressionFormat = OMX_VIDEO_CodingMPEG2;
1204    } else {
1205        ALOGE("Not a supported video mime type: %s", mime);
1206        CHECK(!"Should not be here. Not a supported video mime type.");
1207    }
1208
1209    status_t err = setVideoPortFormatType(
1210            kPortIndexInput, compressionFormat, OMX_COLOR_FormatUnused);
1211
1212    if (err != OK) {
1213        return err;
1214    }
1215
1216#if 1
1217    {
1218        OMX_VIDEO_PARAM_PORTFORMATTYPE format;
1219        InitOMXParams(&format);
1220        format.nPortIndex = kPortIndexOutput;
1221        format.nIndex = 0;
1222
1223        status_t err = mOMX->getParameter(
1224                mNode, OMX_IndexParamVideoPortFormat,
1225                &format, sizeof(format));
1226        CHECK_EQ(err, (status_t)OK);
1227        CHECK_EQ((int)format.eCompressionFormat, (int)OMX_VIDEO_CodingUnused);
1228
1229        int32_t colorFormat;
1230        if (meta->findInt32(kKeyColorFormat, &colorFormat)
1231                && colorFormat != OMX_COLOR_FormatUnused
1232                && colorFormat != format.eColorFormat) {
1233
1234            while (OMX_ErrorNoMore != err) {
1235                format.nIndex++;
1236                err = mOMX->getParameter(
1237                        mNode, OMX_IndexParamVideoPortFormat,
1238                            &format, sizeof(format));
1239                if (format.eColorFormat == colorFormat) {
1240                    break;
1241                }
1242            }
1243            if (format.eColorFormat != colorFormat) {
1244                CODEC_LOGE("Color format %d is not supported", colorFormat);
1245                return ERROR_UNSUPPORTED;
1246            }
1247        }
1248
1249        err = mOMX->setParameter(
1250                mNode, OMX_IndexParamVideoPortFormat,
1251                &format, sizeof(format));
1252
1253        if (err != OK) {
1254            return err;
1255        }
1256    }
1257#endif
1258
1259    OMX_PARAM_PORTDEFINITIONTYPE def;
1260    InitOMXParams(&def);
1261    def.nPortIndex = kPortIndexInput;
1262
1263    OMX_VIDEO_PORTDEFINITIONTYPE *video_def = &def.format.video;
1264
1265    err = mOMX->getParameter(
1266            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1267
1268    CHECK_EQ(err, (status_t)OK);
1269
1270#if 1
1271    // XXX Need a (much) better heuristic to compute input buffer sizes.
1272    const size_t X = 64 * 1024;
1273    if (def.nBufferSize < X) {
1274        def.nBufferSize = X;
1275    }
1276#endif
1277
1278    CHECK_EQ((int)def.eDomain, (int)OMX_PortDomainVideo);
1279
1280    video_def->nFrameWidth = width;
1281    video_def->nFrameHeight = height;
1282
1283    video_def->eCompressionFormat = compressionFormat;
1284    video_def->eColorFormat = OMX_COLOR_FormatUnused;
1285
1286    err = mOMX->setParameter(
1287            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1288
1289    if (err != OK) {
1290        return err;
1291    }
1292
1293    ////////////////////////////////////////////////////////////////////////////
1294
1295    InitOMXParams(&def);
1296    def.nPortIndex = kPortIndexOutput;
1297
1298    err = mOMX->getParameter(
1299            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1300    CHECK_EQ(err, (status_t)OK);
1301    CHECK_EQ((int)def.eDomain, (int)OMX_PortDomainVideo);
1302
1303#if 0
1304    def.nBufferSize =
1305        (((width + 15) & -16) * ((height + 15) & -16) * 3) / 2;  // YUV420
1306#endif
1307
1308    video_def->nFrameWidth = width;
1309    video_def->nFrameHeight = height;
1310
1311    err = mOMX->setParameter(
1312            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1313
1314    return err;
1315}
1316
1317OMXCodec::OMXCodec(
1318        const sp<IOMX> &omx, IOMX::node_id node,
1319        uint32_t quirks, uint32_t flags,
1320        bool isEncoder,
1321        const char *mime,
1322        const char *componentName,
1323        const sp<MediaSource> &source,
1324        const sp<ANativeWindow> &nativeWindow)
1325    : mOMX(omx),
1326      mOMXLivesLocally(omx->livesLocally(node, getpid())),
1327      mNode(node),
1328      mQuirks(quirks),
1329      mFlags(flags),
1330      mIsEncoder(isEncoder),
1331      mIsVideo(!strncasecmp("video/", mime, 6)),
1332      mMIME(strdup(mime)),
1333      mComponentName(strdup(componentName)),
1334      mSource(source),
1335      mCodecSpecificDataIndex(0),
1336      mState(LOADED),
1337      mInitialBufferSubmit(true),
1338      mSignalledEOS(false),
1339      mNoMoreOutputData(false),
1340      mOutputPortSettingsHaveChanged(false),
1341      mSeekTimeUs(-1),
1342      mSeekMode(ReadOptions::SEEK_CLOSEST_SYNC),
1343      mTargetTimeUs(-1),
1344      mOutputPortSettingsChangedPending(false),
1345      mSkipCutBuffer(NULL),
1346      mLeftOverBuffer(NULL),
1347      mPaused(false),
1348      mNativeWindow(
1349              (!strncmp(componentName, "OMX.google.", 11)
1350              || !strcmp(componentName, "OMX.Nvidia.mpeg2v.decode"))
1351                        ? NULL : nativeWindow) {
1352    mPortStatus[kPortIndexInput] = ENABLED;
1353    mPortStatus[kPortIndexOutput] = ENABLED;
1354
1355    setComponentRole();
1356}
1357
1358// static
1359void OMXCodec::setComponentRole(
1360        const sp<IOMX> &omx, IOMX::node_id node, bool isEncoder,
1361        const char *mime) {
1362    struct MimeToRole {
1363        const char *mime;
1364        const char *decoderRole;
1365        const char *encoderRole;
1366    };
1367
1368    static const MimeToRole kMimeToRole[] = {
1369        { MEDIA_MIMETYPE_AUDIO_MPEG,
1370            "audio_decoder.mp3", "audio_encoder.mp3" },
1371        { MEDIA_MIMETYPE_AUDIO_MPEG_LAYER_I,
1372            "audio_decoder.mp1", "audio_encoder.mp1" },
1373        { MEDIA_MIMETYPE_AUDIO_MPEG_LAYER_II,
1374            "audio_decoder.mp2", "audio_encoder.mp2" },
1375        { MEDIA_MIMETYPE_AUDIO_AMR_NB,
1376            "audio_decoder.amrnb", "audio_encoder.amrnb" },
1377        { MEDIA_MIMETYPE_AUDIO_AMR_WB,
1378            "audio_decoder.amrwb", "audio_encoder.amrwb" },
1379        { MEDIA_MIMETYPE_AUDIO_AAC,
1380            "audio_decoder.aac", "audio_encoder.aac" },
1381        { MEDIA_MIMETYPE_AUDIO_VORBIS,
1382            "audio_decoder.vorbis", "audio_encoder.vorbis" },
1383        { MEDIA_MIMETYPE_AUDIO_G711_MLAW,
1384            "audio_decoder.g711mlaw", "audio_encoder.g711mlaw" },
1385        { MEDIA_MIMETYPE_AUDIO_G711_ALAW,
1386            "audio_decoder.g711alaw", "audio_encoder.g711alaw" },
1387        { MEDIA_MIMETYPE_VIDEO_AVC,
1388            "video_decoder.avc", "video_encoder.avc" },
1389        { MEDIA_MIMETYPE_VIDEO_MPEG4,
1390            "video_decoder.mpeg4", "video_encoder.mpeg4" },
1391        { MEDIA_MIMETYPE_VIDEO_H263,
1392            "video_decoder.h263", "video_encoder.h263" },
1393        { MEDIA_MIMETYPE_VIDEO_VP8,
1394            "video_decoder.vp8", "video_encoder.vp8" },
1395        { MEDIA_MIMETYPE_VIDEO_VP9,
1396            "video_decoder.vp9", "video_encoder.vp9" },
1397        { MEDIA_MIMETYPE_AUDIO_RAW,
1398            "audio_decoder.raw", "audio_encoder.raw" },
1399        { MEDIA_MIMETYPE_AUDIO_FLAC,
1400            "audio_decoder.flac", "audio_encoder.flac" },
1401        { MEDIA_MIMETYPE_AUDIO_MSGSM,
1402            "audio_decoder.gsm", "audio_encoder.gsm" },
1403    };
1404
1405    static const size_t kNumMimeToRole =
1406        sizeof(kMimeToRole) / sizeof(kMimeToRole[0]);
1407
1408    size_t i;
1409    for (i = 0; i < kNumMimeToRole; ++i) {
1410        if (!strcasecmp(mime, kMimeToRole[i].mime)) {
1411            break;
1412        }
1413    }
1414
1415    if (i == kNumMimeToRole) {
1416        return;
1417    }
1418
1419    const char *role =
1420        isEncoder ? kMimeToRole[i].encoderRole
1421                  : kMimeToRole[i].decoderRole;
1422
1423    if (role != NULL) {
1424        OMX_PARAM_COMPONENTROLETYPE roleParams;
1425        InitOMXParams(&roleParams);
1426
1427        strncpy((char *)roleParams.cRole,
1428                role, OMX_MAX_STRINGNAME_SIZE - 1);
1429
1430        roleParams.cRole[OMX_MAX_STRINGNAME_SIZE - 1] = '\0';
1431
1432        status_t err = omx->setParameter(
1433                node, OMX_IndexParamStandardComponentRole,
1434                &roleParams, sizeof(roleParams));
1435
1436        if (err != OK) {
1437            ALOGW("Failed to set standard component role '%s'.", role);
1438        }
1439    }
1440}
1441
1442void OMXCodec::setComponentRole() {
1443    setComponentRole(mOMX, mNode, mIsEncoder, mMIME);
1444}
1445
1446OMXCodec::~OMXCodec() {
1447    mSource.clear();
1448
1449    CHECK(mState == LOADED || mState == ERROR || mState == LOADED_TO_IDLE);
1450
1451    status_t err = mOMX->freeNode(mNode);
1452    CHECK_EQ(err, (status_t)OK);
1453
1454    mNode = NULL;
1455    setState(DEAD);
1456
1457    clearCodecSpecificData();
1458
1459    free(mComponentName);
1460    mComponentName = NULL;
1461
1462    free(mMIME);
1463    mMIME = NULL;
1464}
1465
1466status_t OMXCodec::init() {
1467    // mLock is held.
1468
1469    CHECK_EQ((int)mState, (int)LOADED);
1470
1471    status_t err;
1472    if (!(mQuirks & kRequiresLoadedToIdleAfterAllocation)) {
1473        err = mOMX->sendCommand(mNode, OMX_CommandStateSet, OMX_StateIdle);
1474        CHECK_EQ(err, (status_t)OK);
1475        setState(LOADED_TO_IDLE);
1476    }
1477
1478    err = allocateBuffers();
1479    if (err != (status_t)OK) {
1480        return err;
1481    }
1482
1483    if (mQuirks & kRequiresLoadedToIdleAfterAllocation) {
1484        err = mOMX->sendCommand(mNode, OMX_CommandStateSet, OMX_StateIdle);
1485        CHECK_EQ(err, (status_t)OK);
1486
1487        setState(LOADED_TO_IDLE);
1488    }
1489
1490    while (mState != EXECUTING && mState != ERROR) {
1491        mAsyncCompletion.wait(mLock);
1492    }
1493
1494    return mState == ERROR ? UNKNOWN_ERROR : OK;
1495}
1496
1497// static
1498bool OMXCodec::isIntermediateState(State state) {
1499    return state == LOADED_TO_IDLE
1500        || state == IDLE_TO_EXECUTING
1501        || state == EXECUTING_TO_IDLE
1502        || state == IDLE_TO_LOADED
1503        || state == RECONFIGURING;
1504}
1505
1506status_t OMXCodec::allocateBuffers() {
1507    status_t err = allocateBuffersOnPort(kPortIndexInput);
1508
1509    if (err != OK) {
1510        return err;
1511    }
1512
1513    return allocateBuffersOnPort(kPortIndexOutput);
1514}
1515
1516status_t OMXCodec::allocateBuffersOnPort(OMX_U32 portIndex) {
1517    if (mNativeWindow != NULL && portIndex == kPortIndexOutput) {
1518        return allocateOutputBuffersFromNativeWindow();
1519    }
1520
1521    if ((mFlags & kEnableGrallocUsageProtected) && portIndex == kPortIndexOutput) {
1522        ALOGE("protected output buffers must be stent to an ANativeWindow");
1523        return PERMISSION_DENIED;
1524    }
1525
1526    status_t err = OK;
1527    if ((mFlags & kStoreMetaDataInVideoBuffers)
1528            && portIndex == kPortIndexInput) {
1529        err = mOMX->storeMetaDataInBuffers(mNode, kPortIndexInput, OMX_TRUE);
1530        if (err != OK) {
1531            ALOGE("Storing meta data in video buffers is not supported");
1532            return err;
1533        }
1534    }
1535
1536    OMX_PARAM_PORTDEFINITIONTYPE def;
1537    InitOMXParams(&def);
1538    def.nPortIndex = portIndex;
1539
1540    err = mOMX->getParameter(
1541            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1542
1543    if (err != OK) {
1544        return err;
1545    }
1546
1547    CODEC_LOGV("allocating %lu buffers of size %lu on %s port",
1548            def.nBufferCountActual, def.nBufferSize,
1549            portIndex == kPortIndexInput ? "input" : "output");
1550
1551    size_t totalSize = def.nBufferCountActual * def.nBufferSize;
1552    mDealer[portIndex] = new MemoryDealer(totalSize, "OMXCodec");
1553
1554    for (OMX_U32 i = 0; i < def.nBufferCountActual; ++i) {
1555        sp<IMemory> mem = mDealer[portIndex]->allocate(def.nBufferSize);
1556        CHECK(mem.get() != NULL);
1557
1558        BufferInfo info;
1559        info.mData = NULL;
1560        info.mSize = def.nBufferSize;
1561
1562        IOMX::buffer_id buffer;
1563        if (portIndex == kPortIndexInput
1564                && ((mQuirks & kRequiresAllocateBufferOnInputPorts)
1565                    || (mFlags & kUseSecureInputBuffers))) {
1566            if (mOMXLivesLocally) {
1567                mem.clear();
1568
1569                err = mOMX->allocateBuffer(
1570                        mNode, portIndex, def.nBufferSize, &buffer,
1571                        &info.mData);
1572            } else {
1573                err = mOMX->allocateBufferWithBackup(
1574                        mNode, portIndex, mem, &buffer);
1575            }
1576        } else if (portIndex == kPortIndexOutput
1577                && (mQuirks & kRequiresAllocateBufferOnOutputPorts)) {
1578            if (mOMXLivesLocally) {
1579                mem.clear();
1580
1581                err = mOMX->allocateBuffer(
1582                        mNode, portIndex, def.nBufferSize, &buffer,
1583                        &info.mData);
1584            } else {
1585                err = mOMX->allocateBufferWithBackup(
1586                        mNode, portIndex, mem, &buffer);
1587            }
1588        } else {
1589            err = mOMX->useBuffer(mNode, portIndex, mem, &buffer);
1590        }
1591
1592        if (err != OK) {
1593            ALOGE("allocate_buffer_with_backup failed");
1594            return err;
1595        }
1596
1597        if (mem != NULL) {
1598            info.mData = mem->pointer();
1599        }
1600
1601        info.mBuffer = buffer;
1602        info.mStatus = OWNED_BY_US;
1603        info.mMem = mem;
1604        info.mMediaBuffer = NULL;
1605
1606        if (portIndex == kPortIndexOutput) {
1607            if (!(mOMXLivesLocally
1608                        && (mQuirks & kRequiresAllocateBufferOnOutputPorts)
1609                        && (mQuirks & kDefersOutputBufferAllocation))) {
1610                // If the node does not fill in the buffer ptr at this time,
1611                // we will defer creating the MediaBuffer until receiving
1612                // the first FILL_BUFFER_DONE notification instead.
1613                info.mMediaBuffer = new MediaBuffer(info.mData, info.mSize);
1614                info.mMediaBuffer->setObserver(this);
1615            }
1616        }
1617
1618        mPortBuffers[portIndex].push(info);
1619
1620        CODEC_LOGV("allocated buffer %p on %s port", buffer,
1621             portIndex == kPortIndexInput ? "input" : "output");
1622    }
1623
1624    if (portIndex == kPortIndexOutput) {
1625
1626        sp<MetaData> meta = mSource->getFormat();
1627        int32_t delay = 0;
1628        if (!meta->findInt32(kKeyEncoderDelay, &delay)) {
1629            delay = 0;
1630        }
1631        int32_t padding = 0;
1632        if (!meta->findInt32(kKeyEncoderPadding, &padding)) {
1633            padding = 0;
1634        }
1635        int32_t numchannels = 0;
1636        if (delay + padding) {
1637            if (mOutputFormat->findInt32(kKeyChannelCount, &numchannels)) {
1638                size_t frameSize = numchannels * sizeof(int16_t);
1639                if (mSkipCutBuffer != NULL) {
1640                    size_t prevbuffersize = mSkipCutBuffer->size();
1641                    if (prevbuffersize != 0) {
1642                        ALOGW("Replacing SkipCutBuffer holding %d bytes", prevbuffersize);
1643                    }
1644                }
1645                mSkipCutBuffer = new SkipCutBuffer(delay * frameSize, padding * frameSize);
1646            }
1647        }
1648    }
1649
1650    // dumpPortStatus(portIndex);
1651
1652    if (portIndex == kPortIndexInput && (mFlags & kUseSecureInputBuffers)) {
1653        Vector<MediaBuffer *> buffers;
1654        for (size_t i = 0; i < def.nBufferCountActual; ++i) {
1655            const BufferInfo &info = mPortBuffers[kPortIndexInput].itemAt(i);
1656
1657            MediaBuffer *mbuf = new MediaBuffer(info.mData, info.mSize);
1658            buffers.push(mbuf);
1659        }
1660
1661        status_t err = mSource->setBuffers(buffers);
1662
1663        if (err != OK) {
1664            for (size_t i = 0; i < def.nBufferCountActual; ++i) {
1665                buffers.editItemAt(i)->release();
1666            }
1667            buffers.clear();
1668
1669            CODEC_LOGE(
1670                    "Codec requested to use secure input buffers but "
1671                    "upstream source didn't support that.");
1672
1673            return err;
1674        }
1675    }
1676
1677    return OK;
1678}
1679
1680status_t OMXCodec::applyRotation() {
1681    sp<MetaData> meta = mSource->getFormat();
1682
1683    int32_t rotationDegrees;
1684    if (!meta->findInt32(kKeyRotation, &rotationDegrees)) {
1685        rotationDegrees = 0;
1686    }
1687
1688    uint32_t transform;
1689    switch (rotationDegrees) {
1690        case 0: transform = 0; break;
1691        case 90: transform = HAL_TRANSFORM_ROT_90; break;
1692        case 180: transform = HAL_TRANSFORM_ROT_180; break;
1693        case 270: transform = HAL_TRANSFORM_ROT_270; break;
1694        default: transform = 0; break;
1695    }
1696
1697    status_t err = OK;
1698
1699    if (transform) {
1700        err = native_window_set_buffers_transform(
1701                mNativeWindow.get(), transform);
1702        ALOGE("native_window_set_buffers_transform failed: %s (%d)",
1703                strerror(-err), -err);
1704    }
1705
1706    return err;
1707}
1708
1709status_t OMXCodec::allocateOutputBuffersFromNativeWindow() {
1710    // Get the number of buffers needed.
1711    OMX_PARAM_PORTDEFINITIONTYPE def;
1712    InitOMXParams(&def);
1713    def.nPortIndex = kPortIndexOutput;
1714
1715    status_t err = mOMX->getParameter(
1716            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1717    if (err != OK) {
1718        CODEC_LOGE("getParameter failed: %d", err);
1719        return err;
1720    }
1721
1722    err = native_window_set_buffers_geometry(
1723            mNativeWindow.get(),
1724            def.format.video.nFrameWidth,
1725            def.format.video.nFrameHeight,
1726            def.format.video.eColorFormat);
1727
1728    if (err != 0) {
1729        ALOGE("native_window_set_buffers_geometry failed: %s (%d)",
1730                strerror(-err), -err);
1731        return err;
1732    }
1733
1734    err = applyRotation();
1735    if (err != OK) {
1736        return err;
1737    }
1738
1739    // Set up the native window.
1740    OMX_U32 usage = 0;
1741    err = mOMX->getGraphicBufferUsage(mNode, kPortIndexOutput, &usage);
1742    if (err != 0) {
1743        ALOGW("querying usage flags from OMX IL component failed: %d", err);
1744        // XXX: Currently this error is logged, but not fatal.
1745        usage = 0;
1746    }
1747    if (mFlags & kEnableGrallocUsageProtected) {
1748        usage |= GRALLOC_USAGE_PROTECTED;
1749    }
1750
1751    // Make sure to check whether either Stagefright or the video decoder
1752    // requested protected buffers.
1753    if (usage & GRALLOC_USAGE_PROTECTED) {
1754        // Verify that the ANativeWindow sends images directly to
1755        // SurfaceFlinger.
1756        int queuesToNativeWindow = 0;
1757        err = mNativeWindow->query(
1758                mNativeWindow.get(), NATIVE_WINDOW_QUEUES_TO_WINDOW_COMPOSER,
1759                &queuesToNativeWindow);
1760        if (err != 0) {
1761            ALOGE("error authenticating native window: %d", err);
1762            return err;
1763        }
1764        if (queuesToNativeWindow != 1) {
1765            ALOGE("native window could not be authenticated");
1766            return PERMISSION_DENIED;
1767        }
1768    }
1769
1770    ALOGV("native_window_set_usage usage=0x%lx", usage);
1771    err = native_window_set_usage(
1772            mNativeWindow.get(), usage | GRALLOC_USAGE_HW_TEXTURE | GRALLOC_USAGE_EXTERNAL_DISP);
1773    if (err != 0) {
1774        ALOGE("native_window_set_usage failed: %s (%d)", strerror(-err), -err);
1775        return err;
1776    }
1777
1778    int minUndequeuedBufs = 0;
1779    err = mNativeWindow->query(mNativeWindow.get(),
1780            NATIVE_WINDOW_MIN_UNDEQUEUED_BUFFERS, &minUndequeuedBufs);
1781    if (err != 0) {
1782        ALOGE("NATIVE_WINDOW_MIN_UNDEQUEUED_BUFFERS query failed: %s (%d)",
1783                strerror(-err), -err);
1784        return err;
1785    }
1786
1787    // XXX: Is this the right logic to use?  It's not clear to me what the OMX
1788    // buffer counts refer to - how do they account for the renderer holding on
1789    // to buffers?
1790    if (def.nBufferCountActual < def.nBufferCountMin + minUndequeuedBufs) {
1791        OMX_U32 newBufferCount = def.nBufferCountMin + minUndequeuedBufs;
1792        def.nBufferCountActual = newBufferCount;
1793        err = mOMX->setParameter(
1794                mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1795        if (err != OK) {
1796            CODEC_LOGE("setting nBufferCountActual to %lu failed: %d",
1797                    newBufferCount, err);
1798            return err;
1799        }
1800    }
1801
1802    err = native_window_set_buffer_count(
1803            mNativeWindow.get(), def.nBufferCountActual);
1804    if (err != 0) {
1805        ALOGE("native_window_set_buffer_count failed: %s (%d)", strerror(-err),
1806                -err);
1807        return err;
1808    }
1809
1810    CODEC_LOGV("allocating %lu buffers from a native window of size %lu on "
1811            "output port", def.nBufferCountActual, def.nBufferSize);
1812
1813    // Dequeue buffers and send them to OMX
1814    for (OMX_U32 i = 0; i < def.nBufferCountActual; i++) {
1815        ANativeWindowBuffer* buf;
1816        err = native_window_dequeue_buffer_and_wait(mNativeWindow.get(), &buf);
1817        if (err != 0) {
1818            ALOGE("dequeueBuffer failed: %s (%d)", strerror(-err), -err);
1819            break;
1820        }
1821
1822        sp<GraphicBuffer> graphicBuffer(new GraphicBuffer(buf, false));
1823        BufferInfo info;
1824        info.mData = NULL;
1825        info.mSize = def.nBufferSize;
1826        info.mStatus = OWNED_BY_US;
1827        info.mMem = NULL;
1828        info.mMediaBuffer = new MediaBuffer(graphicBuffer);
1829        info.mMediaBuffer->setObserver(this);
1830        mPortBuffers[kPortIndexOutput].push(info);
1831
1832        IOMX::buffer_id bufferId;
1833        err = mOMX->useGraphicBuffer(mNode, kPortIndexOutput, graphicBuffer,
1834                &bufferId);
1835        if (err != 0) {
1836            CODEC_LOGE("registering GraphicBuffer with OMX IL component "
1837                    "failed: %d", err);
1838            break;
1839        }
1840
1841        mPortBuffers[kPortIndexOutput].editItemAt(i).mBuffer = bufferId;
1842
1843        CODEC_LOGV("registered graphic buffer with ID %p (pointer = %p)",
1844                bufferId, graphicBuffer.get());
1845    }
1846
1847    OMX_U32 cancelStart;
1848    OMX_U32 cancelEnd;
1849    if (err != 0) {
1850        // If an error occurred while dequeuing we need to cancel any buffers
1851        // that were dequeued.
1852        cancelStart = 0;
1853        cancelEnd = mPortBuffers[kPortIndexOutput].size();
1854    } else {
1855        // Return the last two buffers to the native window.
1856        cancelStart = def.nBufferCountActual - minUndequeuedBufs;
1857        cancelEnd = def.nBufferCountActual;
1858    }
1859
1860    for (OMX_U32 i = cancelStart; i < cancelEnd; i++) {
1861        BufferInfo *info = &mPortBuffers[kPortIndexOutput].editItemAt(i);
1862        cancelBufferToNativeWindow(info);
1863    }
1864
1865    return err;
1866}
1867
1868status_t OMXCodec::cancelBufferToNativeWindow(BufferInfo *info) {
1869    CHECK_EQ((int)info->mStatus, (int)OWNED_BY_US);
1870    CODEC_LOGV("Calling cancelBuffer on buffer %p", info->mBuffer);
1871    int err = mNativeWindow->cancelBuffer(
1872        mNativeWindow.get(), info->mMediaBuffer->graphicBuffer().get(), -1);
1873    if (err != 0) {
1874      CODEC_LOGE("cancelBuffer failed w/ error 0x%08x", err);
1875
1876      setState(ERROR);
1877      return err;
1878    }
1879    info->mStatus = OWNED_BY_NATIVE_WINDOW;
1880    return OK;
1881}
1882
1883OMXCodec::BufferInfo* OMXCodec::dequeueBufferFromNativeWindow() {
1884    // Dequeue the next buffer from the native window.
1885    ANativeWindowBuffer* buf;
1886    int fenceFd = -1;
1887    int err = native_window_dequeue_buffer_and_wait(mNativeWindow.get(), &buf);
1888    if (err != 0) {
1889      CODEC_LOGE("dequeueBuffer failed w/ error 0x%08x", err);
1890
1891      setState(ERROR);
1892      return 0;
1893    }
1894
1895    // Determine which buffer we just dequeued.
1896    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexOutput];
1897    BufferInfo *bufInfo = 0;
1898    for (size_t i = 0; i < buffers->size(); i++) {
1899      sp<GraphicBuffer> graphicBuffer = buffers->itemAt(i).
1900          mMediaBuffer->graphicBuffer();
1901      if (graphicBuffer->handle == buf->handle) {
1902        bufInfo = &buffers->editItemAt(i);
1903        break;
1904      }
1905    }
1906
1907    if (bufInfo == 0) {
1908        CODEC_LOGE("dequeued unrecognized buffer: %p", buf);
1909
1910        setState(ERROR);
1911        return 0;
1912    }
1913
1914    // The native window no longer owns the buffer.
1915    CHECK_EQ((int)bufInfo->mStatus, (int)OWNED_BY_NATIVE_WINDOW);
1916    bufInfo->mStatus = OWNED_BY_US;
1917
1918    return bufInfo;
1919}
1920
1921status_t OMXCodec::pushBlankBuffersToNativeWindow() {
1922    status_t err = NO_ERROR;
1923    ANativeWindowBuffer* anb = NULL;
1924    int numBufs = 0;
1925    int minUndequeuedBufs = 0;
1926
1927    // We need to reconnect to the ANativeWindow as a CPU client to ensure that
1928    // no frames get dropped by SurfaceFlinger assuming that these are video
1929    // frames.
1930    err = native_window_api_disconnect(mNativeWindow.get(),
1931            NATIVE_WINDOW_API_MEDIA);
1932    if (err != NO_ERROR) {
1933        ALOGE("error pushing blank frames: api_disconnect failed: %s (%d)",
1934                strerror(-err), -err);
1935        return err;
1936    }
1937
1938    err = native_window_api_connect(mNativeWindow.get(),
1939            NATIVE_WINDOW_API_CPU);
1940    if (err != NO_ERROR) {
1941        ALOGE("error pushing blank frames: api_connect failed: %s (%d)",
1942                strerror(-err), -err);
1943        return err;
1944    }
1945
1946    err = native_window_set_buffers_geometry(mNativeWindow.get(), 1, 1,
1947            HAL_PIXEL_FORMAT_RGBX_8888);
1948    if (err != NO_ERROR) {
1949        ALOGE("error pushing blank frames: set_buffers_geometry failed: %s (%d)",
1950                strerror(-err), -err);
1951        goto error;
1952    }
1953
1954    err = native_window_set_usage(mNativeWindow.get(),
1955            GRALLOC_USAGE_SW_WRITE_OFTEN);
1956    if (err != NO_ERROR) {
1957        ALOGE("error pushing blank frames: set_usage failed: %s (%d)",
1958                strerror(-err), -err);
1959        goto error;
1960    }
1961
1962    err = native_window_set_scaling_mode(mNativeWindow.get(),
1963            NATIVE_WINDOW_SCALING_MODE_SCALE_TO_WINDOW);
1964    if (err != OK) {
1965        ALOGE("error pushing blank frames: set_scaling_mode failed: %s (%d)",
1966                strerror(-err), -err);
1967        goto error;
1968    }
1969
1970    err = mNativeWindow->query(mNativeWindow.get(),
1971            NATIVE_WINDOW_MIN_UNDEQUEUED_BUFFERS, &minUndequeuedBufs);
1972    if (err != NO_ERROR) {
1973        ALOGE("error pushing blank frames: MIN_UNDEQUEUED_BUFFERS query "
1974                "failed: %s (%d)", strerror(-err), -err);
1975        goto error;
1976    }
1977
1978    numBufs = minUndequeuedBufs + 1;
1979    err = native_window_set_buffer_count(mNativeWindow.get(), numBufs);
1980    if (err != NO_ERROR) {
1981        ALOGE("error pushing blank frames: set_buffer_count failed: %s (%d)",
1982                strerror(-err), -err);
1983        goto error;
1984    }
1985
1986    // We  push numBufs + 1 buffers to ensure that we've drawn into the same
1987    // buffer twice.  This should guarantee that the buffer has been displayed
1988    // on the screen and then been replaced, so an previous video frames are
1989    // guaranteed NOT to be currently displayed.
1990    for (int i = 0; i < numBufs + 1; i++) {
1991        int fenceFd = -1;
1992        err = native_window_dequeue_buffer_and_wait(mNativeWindow.get(), &anb);
1993        if (err != NO_ERROR) {
1994            ALOGE("error pushing blank frames: dequeueBuffer failed: %s (%d)",
1995                    strerror(-err), -err);
1996            goto error;
1997        }
1998
1999        sp<GraphicBuffer> buf(new GraphicBuffer(anb, false));
2000
2001        // Fill the buffer with the a 1x1 checkerboard pattern ;)
2002        uint32_t* img = NULL;
2003        err = buf->lock(GRALLOC_USAGE_SW_WRITE_OFTEN, (void**)(&img));
2004        if (err != NO_ERROR) {
2005            ALOGE("error pushing blank frames: lock failed: %s (%d)",
2006                    strerror(-err), -err);
2007            goto error;
2008        }
2009
2010        *img = 0;
2011
2012        err = buf->unlock();
2013        if (err != NO_ERROR) {
2014            ALOGE("error pushing blank frames: unlock failed: %s (%d)",
2015                    strerror(-err), -err);
2016            goto error;
2017        }
2018
2019        err = mNativeWindow->queueBuffer(mNativeWindow.get(),
2020                buf->getNativeBuffer(), -1);
2021        if (err != NO_ERROR) {
2022            ALOGE("error pushing blank frames: queueBuffer failed: %s (%d)",
2023                    strerror(-err), -err);
2024            goto error;
2025        }
2026
2027        anb = NULL;
2028    }
2029
2030error:
2031
2032    if (err != NO_ERROR) {
2033        // Clean up after an error.
2034        if (anb != NULL) {
2035            mNativeWindow->cancelBuffer(mNativeWindow.get(), anb, -1);
2036        }
2037
2038        native_window_api_disconnect(mNativeWindow.get(),
2039                NATIVE_WINDOW_API_CPU);
2040        native_window_api_connect(mNativeWindow.get(),
2041                NATIVE_WINDOW_API_MEDIA);
2042
2043        return err;
2044    } else {
2045        // Clean up after success.
2046        err = native_window_api_disconnect(mNativeWindow.get(),
2047                NATIVE_WINDOW_API_CPU);
2048        if (err != NO_ERROR) {
2049            ALOGE("error pushing blank frames: api_disconnect failed: %s (%d)",
2050                    strerror(-err), -err);
2051            return err;
2052        }
2053
2054        err = native_window_api_connect(mNativeWindow.get(),
2055                NATIVE_WINDOW_API_MEDIA);
2056        if (err != NO_ERROR) {
2057            ALOGE("error pushing blank frames: api_connect failed: %s (%d)",
2058                    strerror(-err), -err);
2059            return err;
2060        }
2061
2062        return NO_ERROR;
2063    }
2064}
2065
2066int64_t OMXCodec::getDecodingTimeUs() {
2067    CHECK(mIsEncoder && mIsVideo);
2068
2069    if (mDecodingTimeList.empty()) {
2070        CHECK(mSignalledEOS || mNoMoreOutputData);
2071        // No corresponding input frame available.
2072        // This could happen when EOS is reached.
2073        return 0;
2074    }
2075
2076    List<int64_t>::iterator it = mDecodingTimeList.begin();
2077    int64_t timeUs = *it;
2078    mDecodingTimeList.erase(it);
2079    return timeUs;
2080}
2081
2082void OMXCodec::on_message(const omx_message &msg) {
2083    if (mState == ERROR) {
2084        /*
2085         * only drop EVENT messages, EBD and FBD are still
2086         * processed for bookkeeping purposes
2087         */
2088        if (msg.type == omx_message::EVENT) {
2089            ALOGW("Dropping OMX EVENT message - we're in ERROR state.");
2090            return;
2091        }
2092    }
2093
2094    switch (msg.type) {
2095        case omx_message::EVENT:
2096        {
2097            onEvent(
2098                 msg.u.event_data.event, msg.u.event_data.data1,
2099                 msg.u.event_data.data2);
2100
2101            break;
2102        }
2103
2104        case omx_message::EMPTY_BUFFER_DONE:
2105        {
2106            IOMX::buffer_id buffer = msg.u.extended_buffer_data.buffer;
2107
2108            CODEC_LOGV("EMPTY_BUFFER_DONE(buffer: %p)", buffer);
2109
2110            Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexInput];
2111            size_t i = 0;
2112            while (i < buffers->size() && (*buffers)[i].mBuffer != buffer) {
2113                ++i;
2114            }
2115
2116            CHECK(i < buffers->size());
2117            if ((*buffers)[i].mStatus != OWNED_BY_COMPONENT) {
2118                ALOGW("We already own input buffer %p, yet received "
2119                     "an EMPTY_BUFFER_DONE.", buffer);
2120            }
2121
2122            BufferInfo* info = &buffers->editItemAt(i);
2123            info->mStatus = OWNED_BY_US;
2124
2125            // Buffer could not be released until empty buffer done is called.
2126            if (info->mMediaBuffer != NULL) {
2127                info->mMediaBuffer->release();
2128                info->mMediaBuffer = NULL;
2129            }
2130
2131            if (mPortStatus[kPortIndexInput] == DISABLING) {
2132                CODEC_LOGV("Port is disabled, freeing buffer %p", buffer);
2133
2134                status_t err = freeBuffer(kPortIndexInput, i);
2135                CHECK_EQ(err, (status_t)OK);
2136            } else if (mState != ERROR
2137                    && mPortStatus[kPortIndexInput] != SHUTTING_DOWN) {
2138                CHECK_EQ((int)mPortStatus[kPortIndexInput], (int)ENABLED);
2139
2140                if (mFlags & kUseSecureInputBuffers) {
2141                    drainAnyInputBuffer();
2142                } else {
2143                    drainInputBuffer(&buffers->editItemAt(i));
2144                }
2145            }
2146            break;
2147        }
2148
2149        case omx_message::FILL_BUFFER_DONE:
2150        {
2151            IOMX::buffer_id buffer = msg.u.extended_buffer_data.buffer;
2152            OMX_U32 flags = msg.u.extended_buffer_data.flags;
2153
2154            CODEC_LOGV("FILL_BUFFER_DONE(buffer: %p, size: %ld, flags: 0x%08lx, timestamp: %lld us (%.2f secs))",
2155                 buffer,
2156                 msg.u.extended_buffer_data.range_length,
2157                 flags,
2158                 msg.u.extended_buffer_data.timestamp,
2159                 msg.u.extended_buffer_data.timestamp / 1E6);
2160
2161            Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexOutput];
2162            size_t i = 0;
2163            while (i < buffers->size() && (*buffers)[i].mBuffer != buffer) {
2164                ++i;
2165            }
2166
2167            CHECK(i < buffers->size());
2168            BufferInfo *info = &buffers->editItemAt(i);
2169
2170            if (info->mStatus != OWNED_BY_COMPONENT) {
2171                ALOGW("We already own output buffer %p, yet received "
2172                     "a FILL_BUFFER_DONE.", buffer);
2173            }
2174
2175            info->mStatus = OWNED_BY_US;
2176
2177            if (mPortStatus[kPortIndexOutput] == DISABLING) {
2178                CODEC_LOGV("Port is disabled, freeing buffer %p", buffer);
2179
2180                status_t err = freeBuffer(kPortIndexOutput, i);
2181                CHECK_EQ(err, (status_t)OK);
2182
2183#if 0
2184            } else if (mPortStatus[kPortIndexOutput] == ENABLED
2185                       && (flags & OMX_BUFFERFLAG_EOS)) {
2186                CODEC_LOGV("No more output data.");
2187                mNoMoreOutputData = true;
2188                mBufferFilled.signal();
2189#endif
2190            } else if (mPortStatus[kPortIndexOutput] != SHUTTING_DOWN) {
2191                CHECK_EQ((int)mPortStatus[kPortIndexOutput], (int)ENABLED);
2192
2193                if (info->mMediaBuffer == NULL) {
2194                    CHECK(mOMXLivesLocally);
2195                    CHECK(mQuirks & kRequiresAllocateBufferOnOutputPorts);
2196                    CHECK(mQuirks & kDefersOutputBufferAllocation);
2197
2198                    // The qcom video decoders on Nexus don't actually allocate
2199                    // output buffer memory on a call to OMX_AllocateBuffer
2200                    // the "pBuffer" member of the OMX_BUFFERHEADERTYPE
2201                    // structure is only filled in later.
2202
2203                    info->mMediaBuffer = new MediaBuffer(
2204                            msg.u.extended_buffer_data.data_ptr,
2205                            info->mSize);
2206                    info->mMediaBuffer->setObserver(this);
2207                }
2208
2209                MediaBuffer *buffer = info->mMediaBuffer;
2210                bool isGraphicBuffer = buffer->graphicBuffer() != NULL;
2211
2212                if (!isGraphicBuffer
2213                    && msg.u.extended_buffer_data.range_offset
2214                        + msg.u.extended_buffer_data.range_length
2215                            > buffer->size()) {
2216                    CODEC_LOGE(
2217                            "Codec lied about its buffer size requirements, "
2218                            "sending a buffer larger than the originally "
2219                            "advertised size in FILL_BUFFER_DONE!");
2220                }
2221                buffer->set_range(
2222                        msg.u.extended_buffer_data.range_offset,
2223                        msg.u.extended_buffer_data.range_length);
2224
2225                buffer->meta_data()->clear();
2226
2227                buffer->meta_data()->setInt64(
2228                        kKeyTime, msg.u.extended_buffer_data.timestamp);
2229
2230                if (msg.u.extended_buffer_data.flags & OMX_BUFFERFLAG_SYNCFRAME) {
2231                    buffer->meta_data()->setInt32(kKeyIsSyncFrame, true);
2232                }
2233                bool isCodecSpecific = false;
2234                if (msg.u.extended_buffer_data.flags & OMX_BUFFERFLAG_CODECCONFIG) {
2235                    buffer->meta_data()->setInt32(kKeyIsCodecConfig, true);
2236                    isCodecSpecific = true;
2237                }
2238
2239                if (isGraphicBuffer || mQuirks & kOutputBuffersAreUnreadable) {
2240                    buffer->meta_data()->setInt32(kKeyIsUnreadable, true);
2241                }
2242
2243                buffer->meta_data()->setPointer(
2244                        kKeyPlatformPrivate,
2245                        msg.u.extended_buffer_data.platform_private);
2246
2247                buffer->meta_data()->setPointer(
2248                        kKeyBufferID,
2249                        msg.u.extended_buffer_data.buffer);
2250
2251                if (msg.u.extended_buffer_data.flags & OMX_BUFFERFLAG_EOS) {
2252                    CODEC_LOGV("No more output data.");
2253                    mNoMoreOutputData = true;
2254                }
2255
2256                if (mIsEncoder && mIsVideo) {
2257                    int64_t decodingTimeUs = isCodecSpecific? 0: getDecodingTimeUs();
2258                    buffer->meta_data()->setInt64(kKeyDecodingTime, decodingTimeUs);
2259                }
2260
2261                if (mTargetTimeUs >= 0) {
2262                    CHECK(msg.u.extended_buffer_data.timestamp <= mTargetTimeUs);
2263
2264                    if (msg.u.extended_buffer_data.timestamp < mTargetTimeUs) {
2265                        CODEC_LOGV(
2266                                "skipping output buffer at timestamp %lld us",
2267                                msg.u.extended_buffer_data.timestamp);
2268
2269                        fillOutputBuffer(info);
2270                        break;
2271                    }
2272
2273                    CODEC_LOGV(
2274                            "returning output buffer at target timestamp "
2275                            "%lld us",
2276                            msg.u.extended_buffer_data.timestamp);
2277
2278                    mTargetTimeUs = -1;
2279                }
2280
2281                mFilledBuffers.push_back(i);
2282                mBufferFilled.signal();
2283                if (mIsEncoder) {
2284                    sched_yield();
2285                }
2286            }
2287
2288            break;
2289        }
2290
2291        default:
2292        {
2293            CHECK(!"should not be here.");
2294            break;
2295        }
2296    }
2297}
2298
2299// Has the format changed in any way that the client would have to be aware of?
2300static bool formatHasNotablyChanged(
2301        const sp<MetaData> &from, const sp<MetaData> &to) {
2302    if (from.get() == NULL && to.get() == NULL) {
2303        return false;
2304    }
2305
2306    if ((from.get() == NULL && to.get() != NULL)
2307        || (from.get() != NULL && to.get() == NULL)) {
2308        return true;
2309    }
2310
2311    const char *mime_from, *mime_to;
2312    CHECK(from->findCString(kKeyMIMEType, &mime_from));
2313    CHECK(to->findCString(kKeyMIMEType, &mime_to));
2314
2315    if (strcasecmp(mime_from, mime_to)) {
2316        return true;
2317    }
2318
2319    if (!strcasecmp(mime_from, MEDIA_MIMETYPE_VIDEO_RAW)) {
2320        int32_t colorFormat_from, colorFormat_to;
2321        CHECK(from->findInt32(kKeyColorFormat, &colorFormat_from));
2322        CHECK(to->findInt32(kKeyColorFormat, &colorFormat_to));
2323
2324        if (colorFormat_from != colorFormat_to) {
2325            return true;
2326        }
2327
2328        int32_t width_from, width_to;
2329        CHECK(from->findInt32(kKeyWidth, &width_from));
2330        CHECK(to->findInt32(kKeyWidth, &width_to));
2331
2332        if (width_from != width_to) {
2333            return true;
2334        }
2335
2336        int32_t height_from, height_to;
2337        CHECK(from->findInt32(kKeyHeight, &height_from));
2338        CHECK(to->findInt32(kKeyHeight, &height_to));
2339
2340        if (height_from != height_to) {
2341            return true;
2342        }
2343
2344        int32_t left_from, top_from, right_from, bottom_from;
2345        CHECK(from->findRect(
2346                    kKeyCropRect,
2347                    &left_from, &top_from, &right_from, &bottom_from));
2348
2349        int32_t left_to, top_to, right_to, bottom_to;
2350        CHECK(to->findRect(
2351                    kKeyCropRect,
2352                    &left_to, &top_to, &right_to, &bottom_to));
2353
2354        if (left_to != left_from || top_to != top_from
2355                || right_to != right_from || bottom_to != bottom_from) {
2356            return true;
2357        }
2358    } else if (!strcasecmp(mime_from, MEDIA_MIMETYPE_AUDIO_RAW)) {
2359        int32_t numChannels_from, numChannels_to;
2360        CHECK(from->findInt32(kKeyChannelCount, &numChannels_from));
2361        CHECK(to->findInt32(kKeyChannelCount, &numChannels_to));
2362
2363        if (numChannels_from != numChannels_to) {
2364            return true;
2365        }
2366
2367        int32_t sampleRate_from, sampleRate_to;
2368        CHECK(from->findInt32(kKeySampleRate, &sampleRate_from));
2369        CHECK(to->findInt32(kKeySampleRate, &sampleRate_to));
2370
2371        if (sampleRate_from != sampleRate_to) {
2372            return true;
2373        }
2374    }
2375
2376    return false;
2377}
2378
2379void OMXCodec::onEvent(OMX_EVENTTYPE event, OMX_U32 data1, OMX_U32 data2) {
2380    switch (event) {
2381        case OMX_EventCmdComplete:
2382        {
2383            onCmdComplete((OMX_COMMANDTYPE)data1, data2);
2384            break;
2385        }
2386
2387        case OMX_EventError:
2388        {
2389            CODEC_LOGE("ERROR(0x%08lx, %ld)", data1, data2);
2390
2391            setState(ERROR);
2392            break;
2393        }
2394
2395        case OMX_EventPortSettingsChanged:
2396        {
2397            CODEC_LOGV("OMX_EventPortSettingsChanged(port=%ld, data2=0x%08lx)",
2398                       data1, data2);
2399
2400            if (data2 == 0 || data2 == OMX_IndexParamPortDefinition) {
2401                // There is no need to check whether mFilledBuffers is empty or not
2402                // when the OMX_EventPortSettingsChanged is not meant for reallocating
2403                // the output buffers.
2404                if (data1 == kPortIndexOutput) {
2405                    CHECK(mFilledBuffers.empty());
2406                }
2407                onPortSettingsChanged(data1);
2408            } else if (data1 == kPortIndexOutput &&
2409                        (data2 == OMX_IndexConfigCommonOutputCrop ||
2410                         data2 == OMX_IndexConfigCommonScale)) {
2411
2412                sp<MetaData> oldOutputFormat = mOutputFormat;
2413                initOutputFormat(mSource->getFormat());
2414
2415                if (data2 == OMX_IndexConfigCommonOutputCrop &&
2416                    formatHasNotablyChanged(oldOutputFormat, mOutputFormat)) {
2417                    mOutputPortSettingsHaveChanged = true;
2418
2419                } else if (data2 == OMX_IndexConfigCommonScale) {
2420                    OMX_CONFIG_SCALEFACTORTYPE scale;
2421                    InitOMXParams(&scale);
2422                    scale.nPortIndex = kPortIndexOutput;
2423
2424                    // Change display dimension only when necessary.
2425                    if (OK == mOMX->getConfig(
2426                                        mNode,
2427                                        OMX_IndexConfigCommonScale,
2428                                        &scale, sizeof(scale))) {
2429                        int32_t left, top, right, bottom;
2430                        CHECK(mOutputFormat->findRect(kKeyCropRect,
2431                                                      &left, &top,
2432                                                      &right, &bottom));
2433
2434                        // The scale is in 16.16 format.
2435                        // scale 1.0 = 0x010000. When there is no
2436                        // need to change the display, skip it.
2437                        ALOGV("Get OMX_IndexConfigScale: 0x%lx/0x%lx",
2438                                scale.xWidth, scale.xHeight);
2439
2440                        if (scale.xWidth != 0x010000) {
2441                            mOutputFormat->setInt32(kKeyDisplayWidth,
2442                                    ((right - left +  1) * scale.xWidth)  >> 16);
2443                            mOutputPortSettingsHaveChanged = true;
2444                        }
2445
2446                        if (scale.xHeight != 0x010000) {
2447                            mOutputFormat->setInt32(kKeyDisplayHeight,
2448                                    ((bottom  - top + 1) * scale.xHeight) >> 16);
2449                            mOutputPortSettingsHaveChanged = true;
2450                        }
2451                    }
2452                }
2453            }
2454            break;
2455        }
2456
2457#if 0
2458        case OMX_EventBufferFlag:
2459        {
2460            CODEC_LOGV("EVENT_BUFFER_FLAG(%ld)", data1);
2461
2462            if (data1 == kPortIndexOutput) {
2463                mNoMoreOutputData = true;
2464            }
2465            break;
2466        }
2467#endif
2468
2469        default:
2470        {
2471            CODEC_LOGV("EVENT(%d, %ld, %ld)", event, data1, data2);
2472            break;
2473        }
2474    }
2475}
2476
2477void OMXCodec::onCmdComplete(OMX_COMMANDTYPE cmd, OMX_U32 data) {
2478    switch (cmd) {
2479        case OMX_CommandStateSet:
2480        {
2481            onStateChange((OMX_STATETYPE)data);
2482            break;
2483        }
2484
2485        case OMX_CommandPortDisable:
2486        {
2487            OMX_U32 portIndex = data;
2488            CODEC_LOGV("PORT_DISABLED(%ld)", portIndex);
2489
2490            CHECK(mState == EXECUTING || mState == RECONFIGURING);
2491            CHECK_EQ((int)mPortStatus[portIndex], (int)DISABLING);
2492            CHECK_EQ(mPortBuffers[portIndex].size(), 0u);
2493
2494            mPortStatus[portIndex] = DISABLED;
2495
2496            if (mState == RECONFIGURING) {
2497                CHECK_EQ(portIndex, (OMX_U32)kPortIndexOutput);
2498
2499                sp<MetaData> oldOutputFormat = mOutputFormat;
2500                initOutputFormat(mSource->getFormat());
2501
2502                // Don't notify clients if the output port settings change
2503                // wasn't of importance to them, i.e. it may be that just the
2504                // number of buffers has changed and nothing else.
2505                bool formatChanged = formatHasNotablyChanged(oldOutputFormat, mOutputFormat);
2506                if (!mOutputPortSettingsHaveChanged) {
2507                    mOutputPortSettingsHaveChanged = formatChanged;
2508                }
2509
2510                status_t err = enablePortAsync(portIndex);
2511                if (err != OK) {
2512                    CODEC_LOGE("enablePortAsync(%ld) failed (err = %d)", portIndex, err);
2513                    setState(ERROR);
2514                } else {
2515                    err = allocateBuffersOnPort(portIndex);
2516                    if (err != OK) {
2517                        CODEC_LOGE("allocateBuffersOnPort (%s) failed "
2518                                   "(err = %d)",
2519                                   portIndex == kPortIndexInput
2520                                        ? "input" : "output",
2521                                   err);
2522
2523                        setState(ERROR);
2524                    }
2525                }
2526            }
2527            break;
2528        }
2529
2530        case OMX_CommandPortEnable:
2531        {
2532            OMX_U32 portIndex = data;
2533            CODEC_LOGV("PORT_ENABLED(%ld)", portIndex);
2534
2535            CHECK(mState == EXECUTING || mState == RECONFIGURING);
2536            CHECK_EQ((int)mPortStatus[portIndex], (int)ENABLING);
2537
2538            mPortStatus[portIndex] = ENABLED;
2539
2540            if (mState == RECONFIGURING) {
2541                CHECK_EQ(portIndex, (OMX_U32)kPortIndexOutput);
2542
2543                setState(EXECUTING);
2544
2545                fillOutputBuffers();
2546            }
2547            break;
2548        }
2549
2550        case OMX_CommandFlush:
2551        {
2552            OMX_U32 portIndex = data;
2553
2554            CODEC_LOGV("FLUSH_DONE(%ld)", portIndex);
2555
2556            CHECK_EQ((int)mPortStatus[portIndex], (int)SHUTTING_DOWN);
2557            mPortStatus[portIndex] = ENABLED;
2558
2559            CHECK_EQ(countBuffersWeOwn(mPortBuffers[portIndex]),
2560                     mPortBuffers[portIndex].size());
2561
2562            if (mSkipCutBuffer != NULL && mPortStatus[kPortIndexOutput] == ENABLED) {
2563                mSkipCutBuffer->clear();
2564            }
2565
2566            if (mState == RECONFIGURING) {
2567                CHECK_EQ(portIndex, (OMX_U32)kPortIndexOutput);
2568
2569                disablePortAsync(portIndex);
2570            } else if (mState == EXECUTING_TO_IDLE) {
2571                if (mPortStatus[kPortIndexInput] == ENABLED
2572                    && mPortStatus[kPortIndexOutput] == ENABLED) {
2573                    CODEC_LOGV("Finished flushing both ports, now completing "
2574                         "transition from EXECUTING to IDLE.");
2575
2576                    mPortStatus[kPortIndexInput] = SHUTTING_DOWN;
2577                    mPortStatus[kPortIndexOutput] = SHUTTING_DOWN;
2578
2579                    status_t err =
2580                        mOMX->sendCommand(mNode, OMX_CommandStateSet, OMX_StateIdle);
2581                    CHECK_EQ(err, (status_t)OK);
2582                }
2583            } else {
2584                // We're flushing both ports in preparation for seeking.
2585
2586                if (mPortStatus[kPortIndexInput] == ENABLED
2587                    && mPortStatus[kPortIndexOutput] == ENABLED) {
2588                    CODEC_LOGV("Finished flushing both ports, now continuing from"
2589                         " seek-time.");
2590
2591                    // We implicitly resume pulling on our upstream source.
2592                    mPaused = false;
2593
2594                    drainInputBuffers();
2595                    fillOutputBuffers();
2596                }
2597
2598                if (mOutputPortSettingsChangedPending) {
2599                    CODEC_LOGV(
2600                            "Honoring deferred output port settings change.");
2601
2602                    mOutputPortSettingsChangedPending = false;
2603                    onPortSettingsChanged(kPortIndexOutput);
2604                }
2605            }
2606
2607            break;
2608        }
2609
2610        default:
2611        {
2612            CODEC_LOGV("CMD_COMPLETE(%d, %ld)", cmd, data);
2613            break;
2614        }
2615    }
2616}
2617
2618void OMXCodec::onStateChange(OMX_STATETYPE newState) {
2619    CODEC_LOGV("onStateChange %d", newState);
2620
2621    switch (newState) {
2622        case OMX_StateIdle:
2623        {
2624            CODEC_LOGV("Now Idle.");
2625            if (mState == LOADED_TO_IDLE) {
2626                status_t err = mOMX->sendCommand(
2627                        mNode, OMX_CommandStateSet, OMX_StateExecuting);
2628
2629                CHECK_EQ(err, (status_t)OK);
2630
2631                setState(IDLE_TO_EXECUTING);
2632            } else {
2633                CHECK_EQ((int)mState, (int)EXECUTING_TO_IDLE);
2634
2635                if (countBuffersWeOwn(mPortBuffers[kPortIndexInput]) !=
2636                    mPortBuffers[kPortIndexInput].size()) {
2637                    ALOGE("Codec did not return all input buffers "
2638                          "(received %d / %d)",
2639                            countBuffersWeOwn(mPortBuffers[kPortIndexInput]),
2640                            mPortBuffers[kPortIndexInput].size());
2641                    TRESPASS();
2642                }
2643
2644                if (countBuffersWeOwn(mPortBuffers[kPortIndexOutput]) !=
2645                    mPortBuffers[kPortIndexOutput].size()) {
2646                    ALOGE("Codec did not return all output buffers "
2647                          "(received %d / %d)",
2648                            countBuffersWeOwn(mPortBuffers[kPortIndexOutput]),
2649                            mPortBuffers[kPortIndexOutput].size());
2650                    TRESPASS();
2651                }
2652
2653                status_t err = mOMX->sendCommand(
2654                        mNode, OMX_CommandStateSet, OMX_StateLoaded);
2655
2656                CHECK_EQ(err, (status_t)OK);
2657
2658                err = freeBuffersOnPort(kPortIndexInput);
2659                CHECK_EQ(err, (status_t)OK);
2660
2661                err = freeBuffersOnPort(kPortIndexOutput);
2662                CHECK_EQ(err, (status_t)OK);
2663
2664                mPortStatus[kPortIndexInput] = ENABLED;
2665                mPortStatus[kPortIndexOutput] = ENABLED;
2666
2667                if ((mFlags & kEnableGrallocUsageProtected) &&
2668                        mNativeWindow != NULL) {
2669                    // We push enough 1x1 blank buffers to ensure that one of
2670                    // them has made it to the display.  This allows the OMX
2671                    // component teardown to zero out any protected buffers
2672                    // without the risk of scanning out one of those buffers.
2673                    pushBlankBuffersToNativeWindow();
2674                }
2675
2676                setState(IDLE_TO_LOADED);
2677            }
2678            break;
2679        }
2680
2681        case OMX_StateExecuting:
2682        {
2683            CHECK_EQ((int)mState, (int)IDLE_TO_EXECUTING);
2684
2685            CODEC_LOGV("Now Executing.");
2686
2687            mOutputPortSettingsChangedPending = false;
2688
2689            setState(EXECUTING);
2690
2691            // Buffers will be submitted to the component in the first
2692            // call to OMXCodec::read as mInitialBufferSubmit is true at
2693            // this point. This ensures that this on_message call returns,
2694            // releases the lock and ::init can notice the state change and
2695            // itself return.
2696            break;
2697        }
2698
2699        case OMX_StateLoaded:
2700        {
2701            CHECK_EQ((int)mState, (int)IDLE_TO_LOADED);
2702
2703            CODEC_LOGV("Now Loaded.");
2704
2705            setState(LOADED);
2706            break;
2707        }
2708
2709        case OMX_StateInvalid:
2710        {
2711            setState(ERROR);
2712            break;
2713        }
2714
2715        default:
2716        {
2717            CHECK(!"should not be here.");
2718            break;
2719        }
2720    }
2721}
2722
2723// static
2724size_t OMXCodec::countBuffersWeOwn(const Vector<BufferInfo> &buffers) {
2725    size_t n = 0;
2726    for (size_t i = 0; i < buffers.size(); ++i) {
2727        if (buffers[i].mStatus != OWNED_BY_COMPONENT) {
2728            ++n;
2729        }
2730    }
2731
2732    return n;
2733}
2734
2735status_t OMXCodec::freeBuffersOnPort(
2736        OMX_U32 portIndex, bool onlyThoseWeOwn) {
2737    Vector<BufferInfo> *buffers = &mPortBuffers[portIndex];
2738
2739    status_t stickyErr = OK;
2740
2741    for (size_t i = buffers->size(); i-- > 0;) {
2742        BufferInfo *info = &buffers->editItemAt(i);
2743
2744        if (onlyThoseWeOwn && info->mStatus == OWNED_BY_COMPONENT) {
2745            continue;
2746        }
2747
2748        CHECK(info->mStatus == OWNED_BY_US
2749                || info->mStatus == OWNED_BY_NATIVE_WINDOW);
2750
2751        CODEC_LOGV("freeing buffer %p on port %ld", info->mBuffer, portIndex);
2752
2753        status_t err = freeBuffer(portIndex, i);
2754
2755        if (err != OK) {
2756            stickyErr = err;
2757        }
2758
2759    }
2760
2761    CHECK(onlyThoseWeOwn || buffers->isEmpty());
2762
2763    return stickyErr;
2764}
2765
2766status_t OMXCodec::freeBuffer(OMX_U32 portIndex, size_t bufIndex) {
2767    Vector<BufferInfo> *buffers = &mPortBuffers[portIndex];
2768
2769    BufferInfo *info = &buffers->editItemAt(bufIndex);
2770
2771    status_t err = mOMX->freeBuffer(mNode, portIndex, info->mBuffer);
2772
2773    if (err == OK && info->mMediaBuffer != NULL) {
2774        CHECK_EQ(portIndex, (OMX_U32)kPortIndexOutput);
2775        info->mMediaBuffer->setObserver(NULL);
2776
2777        // Make sure nobody but us owns this buffer at this point.
2778        CHECK_EQ(info->mMediaBuffer->refcount(), 0);
2779
2780        // Cancel the buffer if it belongs to an ANativeWindow.
2781        sp<GraphicBuffer> graphicBuffer = info->mMediaBuffer->graphicBuffer();
2782        if (info->mStatus == OWNED_BY_US && graphicBuffer != 0) {
2783            err = cancelBufferToNativeWindow(info);
2784        }
2785
2786        info->mMediaBuffer->release();
2787        info->mMediaBuffer = NULL;
2788    }
2789
2790    if (err == OK) {
2791        buffers->removeAt(bufIndex);
2792    }
2793
2794    return err;
2795}
2796
2797void OMXCodec::onPortSettingsChanged(OMX_U32 portIndex) {
2798    CODEC_LOGV("PORT_SETTINGS_CHANGED(%ld)", portIndex);
2799
2800    CHECK_EQ((int)mState, (int)EXECUTING);
2801    CHECK_EQ(portIndex, (OMX_U32)kPortIndexOutput);
2802    CHECK(!mOutputPortSettingsChangedPending);
2803
2804    if (mPortStatus[kPortIndexOutput] != ENABLED) {
2805        CODEC_LOGV("Deferring output port settings change.");
2806        mOutputPortSettingsChangedPending = true;
2807        return;
2808    }
2809
2810    setState(RECONFIGURING);
2811
2812    if (mQuirks & kNeedsFlushBeforeDisable) {
2813        if (!flushPortAsync(portIndex)) {
2814            onCmdComplete(OMX_CommandFlush, portIndex);
2815        }
2816    } else {
2817        disablePortAsync(portIndex);
2818    }
2819}
2820
2821bool OMXCodec::flushPortAsync(OMX_U32 portIndex) {
2822    CHECK(mState == EXECUTING || mState == RECONFIGURING
2823            || mState == EXECUTING_TO_IDLE);
2824
2825    CODEC_LOGV("flushPortAsync(%ld): we own %d out of %d buffers already.",
2826         portIndex, countBuffersWeOwn(mPortBuffers[portIndex]),
2827         mPortBuffers[portIndex].size());
2828
2829    CHECK_EQ((int)mPortStatus[portIndex], (int)ENABLED);
2830    mPortStatus[portIndex] = SHUTTING_DOWN;
2831
2832    if ((mQuirks & kRequiresFlushCompleteEmulation)
2833        && countBuffersWeOwn(mPortBuffers[portIndex])
2834                == mPortBuffers[portIndex].size()) {
2835        // No flush is necessary and this component fails to send a
2836        // flush-complete event in this case.
2837
2838        return false;
2839    }
2840
2841    status_t err =
2842        mOMX->sendCommand(mNode, OMX_CommandFlush, portIndex);
2843    CHECK_EQ(err, (status_t)OK);
2844
2845    return true;
2846}
2847
2848void OMXCodec::disablePortAsync(OMX_U32 portIndex) {
2849    CHECK(mState == EXECUTING || mState == RECONFIGURING);
2850
2851    CHECK_EQ((int)mPortStatus[portIndex], (int)ENABLED);
2852    mPortStatus[portIndex] = DISABLING;
2853
2854    CODEC_LOGV("sending OMX_CommandPortDisable(%ld)", portIndex);
2855    status_t err =
2856        mOMX->sendCommand(mNode, OMX_CommandPortDisable, portIndex);
2857    CHECK_EQ(err, (status_t)OK);
2858
2859    freeBuffersOnPort(portIndex, true);
2860}
2861
2862status_t OMXCodec::enablePortAsync(OMX_U32 portIndex) {
2863    CHECK(mState == EXECUTING || mState == RECONFIGURING);
2864
2865    CHECK_EQ((int)mPortStatus[portIndex], (int)DISABLED);
2866    mPortStatus[portIndex] = ENABLING;
2867
2868    CODEC_LOGV("sending OMX_CommandPortEnable(%ld)", portIndex);
2869    return mOMX->sendCommand(mNode, OMX_CommandPortEnable, portIndex);
2870}
2871
2872void OMXCodec::fillOutputBuffers() {
2873    CHECK_EQ((int)mState, (int)EXECUTING);
2874
2875    // This is a workaround for some decoders not properly reporting
2876    // end-of-output-stream. If we own all input buffers and also own
2877    // all output buffers and we already signalled end-of-input-stream,
2878    // the end-of-output-stream is implied.
2879    if (mSignalledEOS
2880            && countBuffersWeOwn(mPortBuffers[kPortIndexInput])
2881                == mPortBuffers[kPortIndexInput].size()
2882            && countBuffersWeOwn(mPortBuffers[kPortIndexOutput])
2883                == mPortBuffers[kPortIndexOutput].size()) {
2884        mNoMoreOutputData = true;
2885        mBufferFilled.signal();
2886
2887        return;
2888    }
2889
2890    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexOutput];
2891    for (size_t i = 0; i < buffers->size(); ++i) {
2892        BufferInfo *info = &buffers->editItemAt(i);
2893        if (info->mStatus == OWNED_BY_US) {
2894            fillOutputBuffer(&buffers->editItemAt(i));
2895        }
2896    }
2897}
2898
2899void OMXCodec::drainInputBuffers() {
2900    CHECK(mState == EXECUTING || mState == RECONFIGURING);
2901
2902    if (mFlags & kUseSecureInputBuffers) {
2903        Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexInput];
2904        for (size_t i = 0; i < buffers->size(); ++i) {
2905            if (!drainAnyInputBuffer()
2906                    || (mFlags & kOnlySubmitOneInputBufferAtOneTime)) {
2907                break;
2908            }
2909        }
2910    } else {
2911        Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexInput];
2912        for (size_t i = 0; i < buffers->size(); ++i) {
2913            BufferInfo *info = &buffers->editItemAt(i);
2914
2915            if (info->mStatus != OWNED_BY_US) {
2916                continue;
2917            }
2918
2919            if (!drainInputBuffer(info)) {
2920                break;
2921            }
2922
2923            if (mFlags & kOnlySubmitOneInputBufferAtOneTime) {
2924                break;
2925            }
2926        }
2927    }
2928}
2929
2930bool OMXCodec::drainAnyInputBuffer() {
2931    return drainInputBuffer((BufferInfo *)NULL);
2932}
2933
2934OMXCodec::BufferInfo *OMXCodec::findInputBufferByDataPointer(void *ptr) {
2935    Vector<BufferInfo> *infos = &mPortBuffers[kPortIndexInput];
2936    for (size_t i = 0; i < infos->size(); ++i) {
2937        BufferInfo *info = &infos->editItemAt(i);
2938
2939        if (info->mData == ptr) {
2940            CODEC_LOGV(
2941                    "input buffer data ptr = %p, buffer_id = %p",
2942                    ptr,
2943                    info->mBuffer);
2944
2945            return info;
2946        }
2947    }
2948
2949    TRESPASS();
2950}
2951
2952OMXCodec::BufferInfo *OMXCodec::findEmptyInputBuffer() {
2953    Vector<BufferInfo> *infos = &mPortBuffers[kPortIndexInput];
2954    for (size_t i = 0; i < infos->size(); ++i) {
2955        BufferInfo *info = &infos->editItemAt(i);
2956
2957        if (info->mStatus == OWNED_BY_US) {
2958            return info;
2959        }
2960    }
2961
2962    TRESPASS();
2963}
2964
2965bool OMXCodec::drainInputBuffer(BufferInfo *info) {
2966    if (info != NULL) {
2967        CHECK_EQ((int)info->mStatus, (int)OWNED_BY_US);
2968    }
2969
2970    if (mSignalledEOS) {
2971        return false;
2972    }
2973
2974    if (mCodecSpecificDataIndex < mCodecSpecificData.size()) {
2975        CHECK(!(mFlags & kUseSecureInputBuffers));
2976
2977        const CodecSpecificData *specific =
2978            mCodecSpecificData[mCodecSpecificDataIndex];
2979
2980        size_t size = specific->mSize;
2981
2982        if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_AVC, mMIME)
2983                && !(mQuirks & kWantsNALFragments)) {
2984            static const uint8_t kNALStartCode[4] =
2985                    { 0x00, 0x00, 0x00, 0x01 };
2986
2987            CHECK(info->mSize >= specific->mSize + 4);
2988
2989            size += 4;
2990
2991            memcpy(info->mData, kNALStartCode, 4);
2992            memcpy((uint8_t *)info->mData + 4,
2993                   specific->mData, specific->mSize);
2994        } else {
2995            CHECK(info->mSize >= specific->mSize);
2996            memcpy(info->mData, specific->mData, specific->mSize);
2997        }
2998
2999        mNoMoreOutputData = false;
3000
3001        CODEC_LOGV("calling emptyBuffer with codec specific data");
3002
3003        status_t err = mOMX->emptyBuffer(
3004                mNode, info->mBuffer, 0, size,
3005                OMX_BUFFERFLAG_ENDOFFRAME | OMX_BUFFERFLAG_CODECCONFIG,
3006                0);
3007        CHECK_EQ(err, (status_t)OK);
3008
3009        info->mStatus = OWNED_BY_COMPONENT;
3010
3011        ++mCodecSpecificDataIndex;
3012        return true;
3013    }
3014
3015    if (mPaused) {
3016        return false;
3017    }
3018
3019    status_t err;
3020
3021    bool signalEOS = false;
3022    int64_t timestampUs = 0;
3023
3024    size_t offset = 0;
3025    int32_t n = 0;
3026
3027
3028    for (;;) {
3029        MediaBuffer *srcBuffer;
3030        if (mSeekTimeUs >= 0) {
3031            if (mLeftOverBuffer) {
3032                mLeftOverBuffer->release();
3033                mLeftOverBuffer = NULL;
3034            }
3035
3036            MediaSource::ReadOptions options;
3037            options.setSeekTo(mSeekTimeUs, mSeekMode);
3038
3039            mSeekTimeUs = -1;
3040            mSeekMode = ReadOptions::SEEK_CLOSEST_SYNC;
3041            mBufferFilled.signal();
3042
3043            err = mSource->read(&srcBuffer, &options);
3044
3045            if (err == OK) {
3046                int64_t targetTimeUs;
3047                if (srcBuffer->meta_data()->findInt64(
3048                            kKeyTargetTime, &targetTimeUs)
3049                        && targetTimeUs >= 0) {
3050                    CODEC_LOGV("targetTimeUs = %lld us", targetTimeUs);
3051                    mTargetTimeUs = targetTimeUs;
3052                } else {
3053                    mTargetTimeUs = -1;
3054                }
3055            }
3056        } else if (mLeftOverBuffer) {
3057            srcBuffer = mLeftOverBuffer;
3058            mLeftOverBuffer = NULL;
3059
3060            err = OK;
3061        } else {
3062            err = mSource->read(&srcBuffer);
3063        }
3064
3065        if (err != OK) {
3066            signalEOS = true;
3067            mFinalStatus = err;
3068            mSignalledEOS = true;
3069            mBufferFilled.signal();
3070            break;
3071        }
3072
3073        if (mFlags & kUseSecureInputBuffers) {
3074            info = findInputBufferByDataPointer(srcBuffer->data());
3075            CHECK(info != NULL);
3076        }
3077
3078        size_t remainingBytes = info->mSize - offset;
3079
3080        if (srcBuffer->range_length() > remainingBytes) {
3081            if (offset == 0) {
3082                CODEC_LOGE(
3083                     "Codec's input buffers are too small to accomodate "
3084                     "buffer read from source (info->mSize = %d, srcLength = %d)",
3085                     info->mSize, srcBuffer->range_length());
3086
3087                srcBuffer->release();
3088                srcBuffer = NULL;
3089
3090                setState(ERROR);
3091                return false;
3092            }
3093
3094            mLeftOverBuffer = srcBuffer;
3095            break;
3096        }
3097
3098        bool releaseBuffer = true;
3099        if (mFlags & kStoreMetaDataInVideoBuffers) {
3100                releaseBuffer = false;
3101                info->mMediaBuffer = srcBuffer;
3102        }
3103
3104        if (mFlags & kUseSecureInputBuffers) {
3105                // Data in "info" is already provided at this time.
3106
3107                releaseBuffer = false;
3108
3109                CHECK(info->mMediaBuffer == NULL);
3110                info->mMediaBuffer = srcBuffer;
3111        } else {
3112            CHECK(srcBuffer->data() != NULL) ;
3113            memcpy((uint8_t *)info->mData + offset,
3114                    (const uint8_t *)srcBuffer->data()
3115                        + srcBuffer->range_offset(),
3116                    srcBuffer->range_length());
3117        }
3118
3119        int64_t lastBufferTimeUs;
3120        CHECK(srcBuffer->meta_data()->findInt64(kKeyTime, &lastBufferTimeUs));
3121        CHECK(lastBufferTimeUs >= 0);
3122        if (mIsEncoder && mIsVideo) {
3123            mDecodingTimeList.push_back(lastBufferTimeUs);
3124        }
3125
3126        if (offset == 0) {
3127            timestampUs = lastBufferTimeUs;
3128        }
3129
3130        offset += srcBuffer->range_length();
3131
3132        if (!strcasecmp(MEDIA_MIMETYPE_AUDIO_VORBIS, mMIME)) {
3133            CHECK(!(mQuirks & kSupportsMultipleFramesPerInputBuffer));
3134            CHECK_GE(info->mSize, offset + sizeof(int32_t));
3135
3136            int32_t numPageSamples;
3137            if (!srcBuffer->meta_data()->findInt32(
3138                        kKeyValidSamples, &numPageSamples)) {
3139                numPageSamples = -1;
3140            }
3141
3142            memcpy((uint8_t *)info->mData + offset,
3143                   &numPageSamples,
3144                   sizeof(numPageSamples));
3145
3146            offset += sizeof(numPageSamples);
3147        }
3148
3149        if (releaseBuffer) {
3150            srcBuffer->release();
3151            srcBuffer = NULL;
3152        }
3153
3154        ++n;
3155
3156        if (!(mQuirks & kSupportsMultipleFramesPerInputBuffer)) {
3157            break;
3158        }
3159
3160        int64_t coalescedDurationUs = lastBufferTimeUs - timestampUs;
3161
3162        if (coalescedDurationUs > 250000ll) {
3163            // Don't coalesce more than 250ms worth of encoded data at once.
3164            break;
3165        }
3166    }
3167
3168    if (n > 1) {
3169        ALOGV("coalesced %d frames into one input buffer", n);
3170    }
3171
3172    OMX_U32 flags = OMX_BUFFERFLAG_ENDOFFRAME;
3173
3174    if (signalEOS) {
3175        flags |= OMX_BUFFERFLAG_EOS;
3176    } else {
3177        mNoMoreOutputData = false;
3178    }
3179
3180    if (info == NULL) {
3181        CHECK(mFlags & kUseSecureInputBuffers);
3182        CHECK(signalEOS);
3183
3184        // This is fishy, there's still a MediaBuffer corresponding to this
3185        // info available to the source at this point even though we're going
3186        // to use it to signal EOS to the codec.
3187        info = findEmptyInputBuffer();
3188    }
3189
3190    CODEC_LOGV("Calling emptyBuffer on buffer %p (length %d), "
3191               "timestamp %lld us (%.2f secs)",
3192               info->mBuffer, offset,
3193               timestampUs, timestampUs / 1E6);
3194
3195    err = mOMX->emptyBuffer(
3196            mNode, info->mBuffer, 0, offset,
3197            flags, timestampUs);
3198
3199    if (err != OK) {
3200        setState(ERROR);
3201        return false;
3202    }
3203
3204    info->mStatus = OWNED_BY_COMPONENT;
3205
3206    return true;
3207}
3208
3209void OMXCodec::fillOutputBuffer(BufferInfo *info) {
3210    CHECK_EQ((int)info->mStatus, (int)OWNED_BY_US);
3211
3212    if (mNoMoreOutputData) {
3213        CODEC_LOGV("There is no more output data available, not "
3214             "calling fillOutputBuffer");
3215        return;
3216    }
3217
3218    CODEC_LOGV("Calling fillBuffer on buffer %p", info->mBuffer);
3219    status_t err = mOMX->fillBuffer(mNode, info->mBuffer);
3220
3221    if (err != OK) {
3222        CODEC_LOGE("fillBuffer failed w/ error 0x%08x", err);
3223
3224        setState(ERROR);
3225        return;
3226    }
3227
3228    info->mStatus = OWNED_BY_COMPONENT;
3229}
3230
3231bool OMXCodec::drainInputBuffer(IOMX::buffer_id buffer) {
3232    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexInput];
3233    for (size_t i = 0; i < buffers->size(); ++i) {
3234        if ((*buffers)[i].mBuffer == buffer) {
3235            return drainInputBuffer(&buffers->editItemAt(i));
3236        }
3237    }
3238
3239    CHECK(!"should not be here.");
3240
3241    return false;
3242}
3243
3244void OMXCodec::fillOutputBuffer(IOMX::buffer_id buffer) {
3245    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexOutput];
3246    for (size_t i = 0; i < buffers->size(); ++i) {
3247        if ((*buffers)[i].mBuffer == buffer) {
3248            fillOutputBuffer(&buffers->editItemAt(i));
3249            return;
3250        }
3251    }
3252
3253    CHECK(!"should not be here.");
3254}
3255
3256void OMXCodec::setState(State newState) {
3257    mState = newState;
3258    mAsyncCompletion.signal();
3259
3260    // This may cause some spurious wakeups but is necessary to
3261    // unblock the reader if we enter ERROR state.
3262    mBufferFilled.signal();
3263}
3264
3265status_t OMXCodec::waitForBufferFilled_l() {
3266
3267    if (mIsEncoder) {
3268        // For timelapse video recording, the timelapse video recording may
3269        // not send an input frame for a _long_ time. Do not use timeout
3270        // for video encoding.
3271        return mBufferFilled.wait(mLock);
3272    }
3273    status_t err = mBufferFilled.waitRelative(mLock, kBufferFilledEventTimeOutNs);
3274    if (err != OK) {
3275        CODEC_LOGE("Timed out waiting for output buffers: %d/%d",
3276            countBuffersWeOwn(mPortBuffers[kPortIndexInput]),
3277            countBuffersWeOwn(mPortBuffers[kPortIndexOutput]));
3278    }
3279    return err;
3280}
3281
3282void OMXCodec::setRawAudioFormat(
3283        OMX_U32 portIndex, int32_t sampleRate, int32_t numChannels) {
3284
3285    // port definition
3286    OMX_PARAM_PORTDEFINITIONTYPE def;
3287    InitOMXParams(&def);
3288    def.nPortIndex = portIndex;
3289    status_t err = mOMX->getParameter(
3290            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
3291    CHECK_EQ(err, (status_t)OK);
3292    def.format.audio.eEncoding = OMX_AUDIO_CodingPCM;
3293    CHECK_EQ(mOMX->setParameter(mNode, OMX_IndexParamPortDefinition,
3294            &def, sizeof(def)), (status_t)OK);
3295
3296    // pcm param
3297    OMX_AUDIO_PARAM_PCMMODETYPE pcmParams;
3298    InitOMXParams(&pcmParams);
3299    pcmParams.nPortIndex = portIndex;
3300
3301    err = mOMX->getParameter(
3302            mNode, OMX_IndexParamAudioPcm, &pcmParams, sizeof(pcmParams));
3303
3304    CHECK_EQ(err, (status_t)OK);
3305
3306    pcmParams.nChannels = numChannels;
3307    pcmParams.eNumData = OMX_NumericalDataSigned;
3308    pcmParams.bInterleaved = OMX_TRUE;
3309    pcmParams.nBitPerSample = 16;
3310    pcmParams.nSamplingRate = sampleRate;
3311    pcmParams.ePCMMode = OMX_AUDIO_PCMModeLinear;
3312
3313    CHECK_EQ(getOMXChannelMapping(
3314                numChannels, pcmParams.eChannelMapping), (status_t)OK);
3315
3316    err = mOMX->setParameter(
3317            mNode, OMX_IndexParamAudioPcm, &pcmParams, sizeof(pcmParams));
3318
3319    CHECK_EQ(err, (status_t)OK);
3320}
3321
3322static OMX_AUDIO_AMRBANDMODETYPE pickModeFromBitRate(bool isAMRWB, int32_t bps) {
3323    if (isAMRWB) {
3324        if (bps <= 6600) {
3325            return OMX_AUDIO_AMRBandModeWB0;
3326        } else if (bps <= 8850) {
3327            return OMX_AUDIO_AMRBandModeWB1;
3328        } else if (bps <= 12650) {
3329            return OMX_AUDIO_AMRBandModeWB2;
3330        } else if (bps <= 14250) {
3331            return OMX_AUDIO_AMRBandModeWB3;
3332        } else if (bps <= 15850) {
3333            return OMX_AUDIO_AMRBandModeWB4;
3334        } else if (bps <= 18250) {
3335            return OMX_AUDIO_AMRBandModeWB5;
3336        } else if (bps <= 19850) {
3337            return OMX_AUDIO_AMRBandModeWB6;
3338        } else if (bps <= 23050) {
3339            return OMX_AUDIO_AMRBandModeWB7;
3340        }
3341
3342        // 23850 bps
3343        return OMX_AUDIO_AMRBandModeWB8;
3344    } else {  // AMRNB
3345        if (bps <= 4750) {
3346            return OMX_AUDIO_AMRBandModeNB0;
3347        } else if (bps <= 5150) {
3348            return OMX_AUDIO_AMRBandModeNB1;
3349        } else if (bps <= 5900) {
3350            return OMX_AUDIO_AMRBandModeNB2;
3351        } else if (bps <= 6700) {
3352            return OMX_AUDIO_AMRBandModeNB3;
3353        } else if (bps <= 7400) {
3354            return OMX_AUDIO_AMRBandModeNB4;
3355        } else if (bps <= 7950) {
3356            return OMX_AUDIO_AMRBandModeNB5;
3357        } else if (bps <= 10200) {
3358            return OMX_AUDIO_AMRBandModeNB6;
3359        }
3360
3361        // 12200 bps
3362        return OMX_AUDIO_AMRBandModeNB7;
3363    }
3364}
3365
3366void OMXCodec::setAMRFormat(bool isWAMR, int32_t bitRate) {
3367    OMX_U32 portIndex = mIsEncoder ? kPortIndexOutput : kPortIndexInput;
3368
3369    OMX_AUDIO_PARAM_AMRTYPE def;
3370    InitOMXParams(&def);
3371    def.nPortIndex = portIndex;
3372
3373    status_t err =
3374        mOMX->getParameter(mNode, OMX_IndexParamAudioAmr, &def, sizeof(def));
3375
3376    CHECK_EQ(err, (status_t)OK);
3377
3378    def.eAMRFrameFormat = OMX_AUDIO_AMRFrameFormatFSF;
3379
3380    def.eAMRBandMode = pickModeFromBitRate(isWAMR, bitRate);
3381    err = mOMX->setParameter(mNode, OMX_IndexParamAudioAmr, &def, sizeof(def));
3382    CHECK_EQ(err, (status_t)OK);
3383
3384    ////////////////////////
3385
3386    if (mIsEncoder) {
3387        sp<MetaData> format = mSource->getFormat();
3388        int32_t sampleRate;
3389        int32_t numChannels;
3390        CHECK(format->findInt32(kKeySampleRate, &sampleRate));
3391        CHECK(format->findInt32(kKeyChannelCount, &numChannels));
3392
3393        setRawAudioFormat(kPortIndexInput, sampleRate, numChannels);
3394    }
3395}
3396
3397status_t OMXCodec::setAACFormat(
3398        int32_t numChannels, int32_t sampleRate, int32_t bitRate, int32_t aacProfile, bool isADTS) {
3399    if (numChannels > 2) {
3400        ALOGW("Number of channels: (%d) \n", numChannels);
3401    }
3402
3403    if (mIsEncoder) {
3404        if (isADTS) {
3405            return -EINVAL;
3406        }
3407
3408        //////////////// input port ////////////////////
3409        setRawAudioFormat(kPortIndexInput, sampleRate, numChannels);
3410
3411        //////////////// output port ////////////////////
3412        // format
3413        OMX_AUDIO_PARAM_PORTFORMATTYPE format;
3414        InitOMXParams(&format);
3415        format.nPortIndex = kPortIndexOutput;
3416        format.nIndex = 0;
3417        status_t err = OMX_ErrorNone;
3418        while (OMX_ErrorNone == err) {
3419            CHECK_EQ(mOMX->getParameter(mNode, OMX_IndexParamAudioPortFormat,
3420                    &format, sizeof(format)), (status_t)OK);
3421            if (format.eEncoding == OMX_AUDIO_CodingAAC) {
3422                break;
3423            }
3424            format.nIndex++;
3425        }
3426        CHECK_EQ((status_t)OK, err);
3427        CHECK_EQ(mOMX->setParameter(mNode, OMX_IndexParamAudioPortFormat,
3428                &format, sizeof(format)), (status_t)OK);
3429
3430        // port definition
3431        OMX_PARAM_PORTDEFINITIONTYPE def;
3432        InitOMXParams(&def);
3433        def.nPortIndex = kPortIndexOutput;
3434        CHECK_EQ(mOMX->getParameter(mNode, OMX_IndexParamPortDefinition,
3435                &def, sizeof(def)), (status_t)OK);
3436        def.format.audio.bFlagErrorConcealment = OMX_TRUE;
3437        def.format.audio.eEncoding = OMX_AUDIO_CodingAAC;
3438        CHECK_EQ(mOMX->setParameter(mNode, OMX_IndexParamPortDefinition,
3439                &def, sizeof(def)), (status_t)OK);
3440
3441        // profile
3442        OMX_AUDIO_PARAM_AACPROFILETYPE profile;
3443        InitOMXParams(&profile);
3444        profile.nPortIndex = kPortIndexOutput;
3445        CHECK_EQ(mOMX->getParameter(mNode, OMX_IndexParamAudioAac,
3446                &profile, sizeof(profile)), (status_t)OK);
3447        profile.nChannels = numChannels;
3448        profile.eChannelMode = (numChannels == 1?
3449                OMX_AUDIO_ChannelModeMono: OMX_AUDIO_ChannelModeStereo);
3450        profile.nSampleRate = sampleRate;
3451        profile.nBitRate = bitRate;
3452        profile.nAudioBandWidth = 0;
3453        profile.nFrameLength = 0;
3454        profile.nAACtools = OMX_AUDIO_AACToolAll;
3455        profile.nAACERtools = OMX_AUDIO_AACERNone;
3456        profile.eAACProfile = (OMX_AUDIO_AACPROFILETYPE) aacProfile;
3457        profile.eAACStreamFormat = OMX_AUDIO_AACStreamFormatMP4FF;
3458        err = mOMX->setParameter(mNode, OMX_IndexParamAudioAac,
3459                &profile, sizeof(profile));
3460
3461        if (err != OK) {
3462            CODEC_LOGE("setParameter('OMX_IndexParamAudioAac') failed "
3463                       "(err = %d)",
3464                       err);
3465            return err;
3466        }
3467    } else {
3468        OMX_AUDIO_PARAM_AACPROFILETYPE profile;
3469        InitOMXParams(&profile);
3470        profile.nPortIndex = kPortIndexInput;
3471
3472        status_t err = mOMX->getParameter(
3473                mNode, OMX_IndexParamAudioAac, &profile, sizeof(profile));
3474        CHECK_EQ(err, (status_t)OK);
3475
3476        profile.nChannels = numChannels;
3477        profile.nSampleRate = sampleRate;
3478
3479        profile.eAACStreamFormat =
3480            isADTS
3481                ? OMX_AUDIO_AACStreamFormatMP4ADTS
3482                : OMX_AUDIO_AACStreamFormatMP4FF;
3483
3484        err = mOMX->setParameter(
3485                mNode, OMX_IndexParamAudioAac, &profile, sizeof(profile));
3486
3487        if (err != OK) {
3488            CODEC_LOGE("setParameter('OMX_IndexParamAudioAac') failed "
3489                       "(err = %d)",
3490                       err);
3491            return err;
3492        }
3493    }
3494
3495    return OK;
3496}
3497
3498void OMXCodec::setG711Format(int32_t numChannels) {
3499    CHECK(!mIsEncoder);
3500    setRawAudioFormat(kPortIndexInput, 8000, numChannels);
3501}
3502
3503void OMXCodec::setImageOutputFormat(
3504        OMX_COLOR_FORMATTYPE format, OMX_U32 width, OMX_U32 height) {
3505    CODEC_LOGV("setImageOutputFormat(%ld, %ld)", width, height);
3506
3507#if 0
3508    OMX_INDEXTYPE index;
3509    status_t err = mOMX->get_extension_index(
3510            mNode, "OMX.TI.JPEG.decode.Config.OutputColorFormat", &index);
3511    CHECK_EQ(err, (status_t)OK);
3512
3513    err = mOMX->set_config(mNode, index, &format, sizeof(format));
3514    CHECK_EQ(err, (status_t)OK);
3515#endif
3516
3517    OMX_PARAM_PORTDEFINITIONTYPE def;
3518    InitOMXParams(&def);
3519    def.nPortIndex = kPortIndexOutput;
3520
3521    status_t err = mOMX->getParameter(
3522            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
3523    CHECK_EQ(err, (status_t)OK);
3524
3525    CHECK_EQ((int)def.eDomain, (int)OMX_PortDomainImage);
3526
3527    OMX_IMAGE_PORTDEFINITIONTYPE *imageDef = &def.format.image;
3528
3529    CHECK_EQ((int)imageDef->eCompressionFormat, (int)OMX_IMAGE_CodingUnused);
3530    imageDef->eColorFormat = format;
3531    imageDef->nFrameWidth = width;
3532    imageDef->nFrameHeight = height;
3533
3534    switch (format) {
3535        case OMX_COLOR_FormatYUV420PackedPlanar:
3536        case OMX_COLOR_FormatYUV411Planar:
3537        {
3538            def.nBufferSize = (width * height * 3) / 2;
3539            break;
3540        }
3541
3542        case OMX_COLOR_FormatCbYCrY:
3543        {
3544            def.nBufferSize = width * height * 2;
3545            break;
3546        }
3547
3548        case OMX_COLOR_Format32bitARGB8888:
3549        {
3550            def.nBufferSize = width * height * 4;
3551            break;
3552        }
3553
3554        case OMX_COLOR_Format16bitARGB4444:
3555        case OMX_COLOR_Format16bitARGB1555:
3556        case OMX_COLOR_Format16bitRGB565:
3557        case OMX_COLOR_Format16bitBGR565:
3558        {
3559            def.nBufferSize = width * height * 2;
3560            break;
3561        }
3562
3563        default:
3564            CHECK(!"Should not be here. Unknown color format.");
3565            break;
3566    }
3567
3568    def.nBufferCountActual = def.nBufferCountMin;
3569
3570    err = mOMX->setParameter(
3571            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
3572    CHECK_EQ(err, (status_t)OK);
3573}
3574
3575void OMXCodec::setJPEGInputFormat(
3576        OMX_U32 width, OMX_U32 height, OMX_U32 compressedSize) {
3577    OMX_PARAM_PORTDEFINITIONTYPE def;
3578    InitOMXParams(&def);
3579    def.nPortIndex = kPortIndexInput;
3580
3581    status_t err = mOMX->getParameter(
3582            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
3583    CHECK_EQ(err, (status_t)OK);
3584
3585    CHECK_EQ((int)def.eDomain, (int)OMX_PortDomainImage);
3586    OMX_IMAGE_PORTDEFINITIONTYPE *imageDef = &def.format.image;
3587
3588    CHECK_EQ((int)imageDef->eCompressionFormat, (int)OMX_IMAGE_CodingJPEG);
3589    imageDef->nFrameWidth = width;
3590    imageDef->nFrameHeight = height;
3591
3592    def.nBufferSize = compressedSize;
3593    def.nBufferCountActual = def.nBufferCountMin;
3594
3595    err = mOMX->setParameter(
3596            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
3597    CHECK_EQ(err, (status_t)OK);
3598}
3599
3600void OMXCodec::addCodecSpecificData(const void *data, size_t size) {
3601    CodecSpecificData *specific =
3602        (CodecSpecificData *)malloc(sizeof(CodecSpecificData) + size - 1);
3603
3604    specific->mSize = size;
3605    memcpy(specific->mData, data, size);
3606
3607    mCodecSpecificData.push(specific);
3608}
3609
3610void OMXCodec::clearCodecSpecificData() {
3611    for (size_t i = 0; i < mCodecSpecificData.size(); ++i) {
3612        free(mCodecSpecificData.editItemAt(i));
3613    }
3614    mCodecSpecificData.clear();
3615    mCodecSpecificDataIndex = 0;
3616}
3617
3618status_t OMXCodec::start(MetaData *meta) {
3619    Mutex::Autolock autoLock(mLock);
3620
3621    if (mState != LOADED) {
3622        CODEC_LOGE("called start in the unexpected state: %d", mState);
3623        return UNKNOWN_ERROR;
3624    }
3625
3626    sp<MetaData> params = new MetaData;
3627    if (mQuirks & kWantsNALFragments) {
3628        params->setInt32(kKeyWantsNALFragments, true);
3629    }
3630    if (meta) {
3631        int64_t startTimeUs = 0;
3632        int64_t timeUs;
3633        if (meta->findInt64(kKeyTime, &timeUs)) {
3634            startTimeUs = timeUs;
3635        }
3636        params->setInt64(kKeyTime, startTimeUs);
3637    }
3638
3639    mCodecSpecificDataIndex = 0;
3640    mInitialBufferSubmit = true;
3641    mSignalledEOS = false;
3642    mNoMoreOutputData = false;
3643    mOutputPortSettingsHaveChanged = false;
3644    mSeekTimeUs = -1;
3645    mSeekMode = ReadOptions::SEEK_CLOSEST_SYNC;
3646    mTargetTimeUs = -1;
3647    mFilledBuffers.clear();
3648    mPaused = false;
3649
3650    status_t err;
3651    if (mIsEncoder) {
3652        // Calling init() before starting its source so that we can configure,
3653        // if supported, the source to use exactly the same number of input
3654        // buffers as requested by the encoder.
3655        if ((err = init()) != OK) {
3656            CODEC_LOGE("init failed: %d", err);
3657            return err;
3658        }
3659
3660        params->setInt32(kKeyNumBuffers, mPortBuffers[kPortIndexInput].size());
3661        err = mSource->start(params.get());
3662        if (err != OK) {
3663            CODEC_LOGE("source failed to start: %d", err);
3664            stopOmxComponent_l();
3665        }
3666        return err;
3667    }
3668
3669    // Decoder case
3670    if ((err = mSource->start(params.get())) != OK) {
3671        CODEC_LOGE("source failed to start: %d", err);
3672        return err;
3673    }
3674    return init();
3675}
3676
3677status_t OMXCodec::stop() {
3678    CODEC_LOGV("stop mState=%d", mState);
3679    Mutex::Autolock autoLock(mLock);
3680    status_t err = stopOmxComponent_l();
3681    mSource->stop();
3682
3683    CODEC_LOGV("stopped in state %d", mState);
3684    return err;
3685}
3686
3687status_t OMXCodec::stopOmxComponent_l() {
3688    CODEC_LOGV("stopOmxComponent_l mState=%d", mState);
3689
3690    while (isIntermediateState(mState)) {
3691        mAsyncCompletion.wait(mLock);
3692    }
3693
3694    bool isError = false;
3695    switch (mState) {
3696        case LOADED:
3697            break;
3698
3699        case ERROR:
3700        {
3701            if (mPortStatus[kPortIndexOutput] == ENABLING) {
3702                // Codec is in a wedged state (technical term)
3703                // We've seen an output port settings change from the codec,
3704                // We've disabled the output port, then freed the output
3705                // buffers, initiated re-enabling the output port but
3706                // failed to reallocate the output buffers.
3707                // There doesn't seem to be a way to orderly transition
3708                // from executing->idle and idle->loaded now that the
3709                // output port hasn't been reenabled yet...
3710                // Simply free as many resources as we can and pretend
3711                // that we're in LOADED state so that the destructor
3712                // will free the component instance without asserting.
3713                freeBuffersOnPort(kPortIndexInput, true /* onlyThoseWeOwn */);
3714                freeBuffersOnPort(kPortIndexOutput, true /* onlyThoseWeOwn */);
3715                setState(LOADED);
3716                break;
3717            } else {
3718                OMX_STATETYPE state = OMX_StateInvalid;
3719                status_t err = mOMX->getState(mNode, &state);
3720                CHECK_EQ(err, (status_t)OK);
3721
3722                if (state != OMX_StateExecuting) {
3723                    break;
3724                }
3725                // else fall through to the idling code
3726            }
3727
3728            isError = true;
3729        }
3730
3731        case EXECUTING:
3732        {
3733            setState(EXECUTING_TO_IDLE);
3734
3735            if (mQuirks & kRequiresFlushBeforeShutdown) {
3736                CODEC_LOGV("This component requires a flush before transitioning "
3737                     "from EXECUTING to IDLE...");
3738
3739                bool emulateInputFlushCompletion =
3740                    !flushPortAsync(kPortIndexInput);
3741
3742                bool emulateOutputFlushCompletion =
3743                    !flushPortAsync(kPortIndexOutput);
3744
3745                if (emulateInputFlushCompletion) {
3746                    onCmdComplete(OMX_CommandFlush, kPortIndexInput);
3747                }
3748
3749                if (emulateOutputFlushCompletion) {
3750                    onCmdComplete(OMX_CommandFlush, kPortIndexOutput);
3751                }
3752            } else {
3753                mPortStatus[kPortIndexInput] = SHUTTING_DOWN;
3754                mPortStatus[kPortIndexOutput] = SHUTTING_DOWN;
3755
3756                status_t err =
3757                    mOMX->sendCommand(mNode, OMX_CommandStateSet, OMX_StateIdle);
3758                CHECK_EQ(err, (status_t)OK);
3759            }
3760
3761            while (mState != LOADED && mState != ERROR) {
3762                mAsyncCompletion.wait(mLock);
3763            }
3764
3765            if (isError) {
3766                // We were in the ERROR state coming in, so restore that now
3767                // that we've idled the OMX component.
3768                setState(ERROR);
3769            }
3770
3771            break;
3772        }
3773
3774        default:
3775        {
3776            CHECK(!"should not be here.");
3777            break;
3778        }
3779    }
3780
3781    if (mLeftOverBuffer) {
3782        mLeftOverBuffer->release();
3783        mLeftOverBuffer = NULL;
3784    }
3785
3786    return OK;
3787}
3788
3789sp<MetaData> OMXCodec::getFormat() {
3790    Mutex::Autolock autoLock(mLock);
3791
3792    return mOutputFormat;
3793}
3794
3795status_t OMXCodec::read(
3796        MediaBuffer **buffer, const ReadOptions *options) {
3797    status_t err = OK;
3798    *buffer = NULL;
3799
3800    Mutex::Autolock autoLock(mLock);
3801
3802    if (mState != EXECUTING && mState != RECONFIGURING) {
3803        return UNKNOWN_ERROR;
3804    }
3805
3806    bool seeking = false;
3807    int64_t seekTimeUs;
3808    ReadOptions::SeekMode seekMode;
3809    if (options && options->getSeekTo(&seekTimeUs, &seekMode)) {
3810        seeking = true;
3811    }
3812
3813    if (mInitialBufferSubmit) {
3814        mInitialBufferSubmit = false;
3815
3816        if (seeking) {
3817            CHECK(seekTimeUs >= 0);
3818            mSeekTimeUs = seekTimeUs;
3819            mSeekMode = seekMode;
3820
3821            // There's no reason to trigger the code below, there's
3822            // nothing to flush yet.
3823            seeking = false;
3824            mPaused = false;
3825        }
3826
3827        drainInputBuffers();
3828
3829        if (mState == EXECUTING) {
3830            // Otherwise mState == RECONFIGURING and this code will trigger
3831            // after the output port is reenabled.
3832            fillOutputBuffers();
3833        }
3834    }
3835
3836    if (seeking) {
3837        while (mState == RECONFIGURING) {
3838            if ((err = waitForBufferFilled_l()) != OK) {
3839                return err;
3840            }
3841        }
3842
3843        if (mState != EXECUTING) {
3844            return UNKNOWN_ERROR;
3845        }
3846
3847        CODEC_LOGV("seeking to %lld us (%.2f secs)", seekTimeUs, seekTimeUs / 1E6);
3848
3849        mSignalledEOS = false;
3850
3851        CHECK(seekTimeUs >= 0);
3852        mSeekTimeUs = seekTimeUs;
3853        mSeekMode = seekMode;
3854
3855        mFilledBuffers.clear();
3856
3857        CHECK_EQ((int)mState, (int)EXECUTING);
3858
3859        bool emulateInputFlushCompletion = !flushPortAsync(kPortIndexInput);
3860        bool emulateOutputFlushCompletion = !flushPortAsync(kPortIndexOutput);
3861
3862        if (emulateInputFlushCompletion) {
3863            onCmdComplete(OMX_CommandFlush, kPortIndexInput);
3864        }
3865
3866        if (emulateOutputFlushCompletion) {
3867            onCmdComplete(OMX_CommandFlush, kPortIndexOutput);
3868        }
3869
3870        while (mSeekTimeUs >= 0) {
3871            if ((err = waitForBufferFilled_l()) != OK) {
3872                return err;
3873            }
3874        }
3875    }
3876
3877    while (mState != ERROR && !mNoMoreOutputData && mFilledBuffers.empty()) {
3878        if ((err = waitForBufferFilled_l()) != OK) {
3879            return err;
3880        }
3881    }
3882
3883    if (mState == ERROR) {
3884        return UNKNOWN_ERROR;
3885    }
3886
3887    if (mFilledBuffers.empty()) {
3888        return mSignalledEOS ? mFinalStatus : ERROR_END_OF_STREAM;
3889    }
3890
3891    if (mOutputPortSettingsHaveChanged) {
3892        mOutputPortSettingsHaveChanged = false;
3893
3894        return INFO_FORMAT_CHANGED;
3895    }
3896
3897    size_t index = *mFilledBuffers.begin();
3898    mFilledBuffers.erase(mFilledBuffers.begin());
3899
3900    BufferInfo *info = &mPortBuffers[kPortIndexOutput].editItemAt(index);
3901    CHECK_EQ((int)info->mStatus, (int)OWNED_BY_US);
3902    info->mStatus = OWNED_BY_CLIENT;
3903
3904    info->mMediaBuffer->add_ref();
3905    if (mSkipCutBuffer != NULL) {
3906        mSkipCutBuffer->submit(info->mMediaBuffer);
3907    }
3908    *buffer = info->mMediaBuffer;
3909
3910    return OK;
3911}
3912
3913void OMXCodec::signalBufferReturned(MediaBuffer *buffer) {
3914    Mutex::Autolock autoLock(mLock);
3915
3916    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexOutput];
3917    for (size_t i = 0; i < buffers->size(); ++i) {
3918        BufferInfo *info = &buffers->editItemAt(i);
3919
3920        if (info->mMediaBuffer == buffer) {
3921            CHECK_EQ((int)mPortStatus[kPortIndexOutput], (int)ENABLED);
3922            CHECK_EQ((int)info->mStatus, (int)OWNED_BY_CLIENT);
3923
3924            info->mStatus = OWNED_BY_US;
3925
3926            if (buffer->graphicBuffer() == 0) {
3927                fillOutputBuffer(info);
3928            } else {
3929                sp<MetaData> metaData = info->mMediaBuffer->meta_data();
3930                int32_t rendered = 0;
3931                if (!metaData->findInt32(kKeyRendered, &rendered)) {
3932                    rendered = 0;
3933                }
3934                if (!rendered) {
3935                    status_t err = cancelBufferToNativeWindow(info);
3936                    if (err < 0) {
3937                        return;
3938                    }
3939                }
3940
3941                info->mStatus = OWNED_BY_NATIVE_WINDOW;
3942
3943                // Dequeue the next buffer from the native window.
3944                BufferInfo *nextBufInfo = dequeueBufferFromNativeWindow();
3945                if (nextBufInfo == 0) {
3946                    return;
3947                }
3948
3949                // Give the buffer to the OMX node to fill.
3950                fillOutputBuffer(nextBufInfo);
3951            }
3952            return;
3953        }
3954    }
3955
3956    CHECK(!"should not be here.");
3957}
3958
3959static const char *imageCompressionFormatString(OMX_IMAGE_CODINGTYPE type) {
3960    static const char *kNames[] = {
3961        "OMX_IMAGE_CodingUnused",
3962        "OMX_IMAGE_CodingAutoDetect",
3963        "OMX_IMAGE_CodingJPEG",
3964        "OMX_IMAGE_CodingJPEG2K",
3965        "OMX_IMAGE_CodingEXIF",
3966        "OMX_IMAGE_CodingTIFF",
3967        "OMX_IMAGE_CodingGIF",
3968        "OMX_IMAGE_CodingPNG",
3969        "OMX_IMAGE_CodingLZW",
3970        "OMX_IMAGE_CodingBMP",
3971    };
3972
3973    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
3974
3975    if (type < 0 || (size_t)type >= numNames) {
3976        return "UNKNOWN";
3977    } else {
3978        return kNames[type];
3979    }
3980}
3981
3982static const char *colorFormatString(OMX_COLOR_FORMATTYPE type) {
3983    static const char *kNames[] = {
3984        "OMX_COLOR_FormatUnused",
3985        "OMX_COLOR_FormatMonochrome",
3986        "OMX_COLOR_Format8bitRGB332",
3987        "OMX_COLOR_Format12bitRGB444",
3988        "OMX_COLOR_Format16bitARGB4444",
3989        "OMX_COLOR_Format16bitARGB1555",
3990        "OMX_COLOR_Format16bitRGB565",
3991        "OMX_COLOR_Format16bitBGR565",
3992        "OMX_COLOR_Format18bitRGB666",
3993        "OMX_COLOR_Format18bitARGB1665",
3994        "OMX_COLOR_Format19bitARGB1666",
3995        "OMX_COLOR_Format24bitRGB888",
3996        "OMX_COLOR_Format24bitBGR888",
3997        "OMX_COLOR_Format24bitARGB1887",
3998        "OMX_COLOR_Format25bitARGB1888",
3999        "OMX_COLOR_Format32bitBGRA8888",
4000        "OMX_COLOR_Format32bitARGB8888",
4001        "OMX_COLOR_FormatYUV411Planar",
4002        "OMX_COLOR_FormatYUV411PackedPlanar",
4003        "OMX_COLOR_FormatYUV420Planar",
4004        "OMX_COLOR_FormatYUV420PackedPlanar",
4005        "OMX_COLOR_FormatYUV420SemiPlanar",
4006        "OMX_COLOR_FormatYUV422Planar",
4007        "OMX_COLOR_FormatYUV422PackedPlanar",
4008        "OMX_COLOR_FormatYUV422SemiPlanar",
4009        "OMX_COLOR_FormatYCbYCr",
4010        "OMX_COLOR_FormatYCrYCb",
4011        "OMX_COLOR_FormatCbYCrY",
4012        "OMX_COLOR_FormatCrYCbY",
4013        "OMX_COLOR_FormatYUV444Interleaved",
4014        "OMX_COLOR_FormatRawBayer8bit",
4015        "OMX_COLOR_FormatRawBayer10bit",
4016        "OMX_COLOR_FormatRawBayer8bitcompressed",
4017        "OMX_COLOR_FormatL2",
4018        "OMX_COLOR_FormatL4",
4019        "OMX_COLOR_FormatL8",
4020        "OMX_COLOR_FormatL16",
4021        "OMX_COLOR_FormatL24",
4022        "OMX_COLOR_FormatL32",
4023        "OMX_COLOR_FormatYUV420PackedSemiPlanar",
4024        "OMX_COLOR_FormatYUV422PackedSemiPlanar",
4025        "OMX_COLOR_Format18BitBGR666",
4026        "OMX_COLOR_Format24BitARGB6666",
4027        "OMX_COLOR_Format24BitABGR6666",
4028    };
4029
4030    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
4031
4032    if (type == OMX_TI_COLOR_FormatYUV420PackedSemiPlanar) {
4033        return "OMX_TI_COLOR_FormatYUV420PackedSemiPlanar";
4034    } else if (type == OMX_QCOM_COLOR_FormatYVU420SemiPlanar) {
4035        return "OMX_QCOM_COLOR_FormatYVU420SemiPlanar";
4036    } else if (type < 0 || (size_t)type >= numNames) {
4037        return "UNKNOWN";
4038    } else {
4039        return kNames[type];
4040    }
4041}
4042
4043static const char *videoCompressionFormatString(OMX_VIDEO_CODINGTYPE type) {
4044    static const char *kNames[] = {
4045        "OMX_VIDEO_CodingUnused",
4046        "OMX_VIDEO_CodingAutoDetect",
4047        "OMX_VIDEO_CodingMPEG2",
4048        "OMX_VIDEO_CodingH263",
4049        "OMX_VIDEO_CodingMPEG4",
4050        "OMX_VIDEO_CodingWMV",
4051        "OMX_VIDEO_CodingRV",
4052        "OMX_VIDEO_CodingAVC",
4053        "OMX_VIDEO_CodingMJPEG",
4054    };
4055
4056    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
4057
4058    if (type < 0 || (size_t)type >= numNames) {
4059        return "UNKNOWN";
4060    } else {
4061        return kNames[type];
4062    }
4063}
4064
4065static const char *audioCodingTypeString(OMX_AUDIO_CODINGTYPE type) {
4066    static const char *kNames[] = {
4067        "OMX_AUDIO_CodingUnused",
4068        "OMX_AUDIO_CodingAutoDetect",
4069        "OMX_AUDIO_CodingPCM",
4070        "OMX_AUDIO_CodingADPCM",
4071        "OMX_AUDIO_CodingAMR",
4072        "OMX_AUDIO_CodingGSMFR",
4073        "OMX_AUDIO_CodingGSMEFR",
4074        "OMX_AUDIO_CodingGSMHR",
4075        "OMX_AUDIO_CodingPDCFR",
4076        "OMX_AUDIO_CodingPDCEFR",
4077        "OMX_AUDIO_CodingPDCHR",
4078        "OMX_AUDIO_CodingTDMAFR",
4079        "OMX_AUDIO_CodingTDMAEFR",
4080        "OMX_AUDIO_CodingQCELP8",
4081        "OMX_AUDIO_CodingQCELP13",
4082        "OMX_AUDIO_CodingEVRC",
4083        "OMX_AUDIO_CodingSMV",
4084        "OMX_AUDIO_CodingG711",
4085        "OMX_AUDIO_CodingG723",
4086        "OMX_AUDIO_CodingG726",
4087        "OMX_AUDIO_CodingG729",
4088        "OMX_AUDIO_CodingAAC",
4089        "OMX_AUDIO_CodingMP3",
4090        "OMX_AUDIO_CodingSBC",
4091        "OMX_AUDIO_CodingVORBIS",
4092        "OMX_AUDIO_CodingWMA",
4093        "OMX_AUDIO_CodingRA",
4094        "OMX_AUDIO_CodingMIDI",
4095    };
4096
4097    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
4098
4099    if (type < 0 || (size_t)type >= numNames) {
4100        return "UNKNOWN";
4101    } else {
4102        return kNames[type];
4103    }
4104}
4105
4106static const char *audioPCMModeString(OMX_AUDIO_PCMMODETYPE type) {
4107    static const char *kNames[] = {
4108        "OMX_AUDIO_PCMModeLinear",
4109        "OMX_AUDIO_PCMModeALaw",
4110        "OMX_AUDIO_PCMModeMULaw",
4111    };
4112
4113    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
4114
4115    if (type < 0 || (size_t)type >= numNames) {
4116        return "UNKNOWN";
4117    } else {
4118        return kNames[type];
4119    }
4120}
4121
4122static const char *amrBandModeString(OMX_AUDIO_AMRBANDMODETYPE type) {
4123    static const char *kNames[] = {
4124        "OMX_AUDIO_AMRBandModeUnused",
4125        "OMX_AUDIO_AMRBandModeNB0",
4126        "OMX_AUDIO_AMRBandModeNB1",
4127        "OMX_AUDIO_AMRBandModeNB2",
4128        "OMX_AUDIO_AMRBandModeNB3",
4129        "OMX_AUDIO_AMRBandModeNB4",
4130        "OMX_AUDIO_AMRBandModeNB5",
4131        "OMX_AUDIO_AMRBandModeNB6",
4132        "OMX_AUDIO_AMRBandModeNB7",
4133        "OMX_AUDIO_AMRBandModeWB0",
4134        "OMX_AUDIO_AMRBandModeWB1",
4135        "OMX_AUDIO_AMRBandModeWB2",
4136        "OMX_AUDIO_AMRBandModeWB3",
4137        "OMX_AUDIO_AMRBandModeWB4",
4138        "OMX_AUDIO_AMRBandModeWB5",
4139        "OMX_AUDIO_AMRBandModeWB6",
4140        "OMX_AUDIO_AMRBandModeWB7",
4141        "OMX_AUDIO_AMRBandModeWB8",
4142    };
4143
4144    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
4145
4146    if (type < 0 || (size_t)type >= numNames) {
4147        return "UNKNOWN";
4148    } else {
4149        return kNames[type];
4150    }
4151}
4152
4153static const char *amrFrameFormatString(OMX_AUDIO_AMRFRAMEFORMATTYPE type) {
4154    static const char *kNames[] = {
4155        "OMX_AUDIO_AMRFrameFormatConformance",
4156        "OMX_AUDIO_AMRFrameFormatIF1",
4157        "OMX_AUDIO_AMRFrameFormatIF2",
4158        "OMX_AUDIO_AMRFrameFormatFSF",
4159        "OMX_AUDIO_AMRFrameFormatRTPPayload",
4160        "OMX_AUDIO_AMRFrameFormatITU",
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
4172void OMXCodec::dumpPortStatus(OMX_U32 portIndex) {
4173    OMX_PARAM_PORTDEFINITIONTYPE def;
4174    InitOMXParams(&def);
4175    def.nPortIndex = portIndex;
4176
4177    status_t err = mOMX->getParameter(
4178            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
4179    CHECK_EQ(err, (status_t)OK);
4180
4181    printf("%s Port = {\n", portIndex == kPortIndexInput ? "Input" : "Output");
4182
4183    CHECK((portIndex == kPortIndexInput && def.eDir == OMX_DirInput)
4184          || (portIndex == kPortIndexOutput && def.eDir == OMX_DirOutput));
4185
4186    printf("  nBufferCountActual = %ld\n", def.nBufferCountActual);
4187    printf("  nBufferCountMin = %ld\n", def.nBufferCountMin);
4188    printf("  nBufferSize = %ld\n", def.nBufferSize);
4189
4190    switch (def.eDomain) {
4191        case OMX_PortDomainImage:
4192        {
4193            const OMX_IMAGE_PORTDEFINITIONTYPE *imageDef = &def.format.image;
4194
4195            printf("\n");
4196            printf("  // Image\n");
4197            printf("  nFrameWidth = %ld\n", imageDef->nFrameWidth);
4198            printf("  nFrameHeight = %ld\n", imageDef->nFrameHeight);
4199            printf("  nStride = %ld\n", imageDef->nStride);
4200
4201            printf("  eCompressionFormat = %s\n",
4202                   imageCompressionFormatString(imageDef->eCompressionFormat));
4203
4204            printf("  eColorFormat = %s\n",
4205                   colorFormatString(imageDef->eColorFormat));
4206
4207            break;
4208        }
4209
4210        case OMX_PortDomainVideo:
4211        {
4212            OMX_VIDEO_PORTDEFINITIONTYPE *videoDef = &def.format.video;
4213
4214            printf("\n");
4215            printf("  // Video\n");
4216            printf("  nFrameWidth = %ld\n", videoDef->nFrameWidth);
4217            printf("  nFrameHeight = %ld\n", videoDef->nFrameHeight);
4218            printf("  nStride = %ld\n", videoDef->nStride);
4219
4220            printf("  eCompressionFormat = %s\n",
4221                   videoCompressionFormatString(videoDef->eCompressionFormat));
4222
4223            printf("  eColorFormat = %s\n",
4224                   colorFormatString(videoDef->eColorFormat));
4225
4226            break;
4227        }
4228
4229        case OMX_PortDomainAudio:
4230        {
4231            OMX_AUDIO_PORTDEFINITIONTYPE *audioDef = &def.format.audio;
4232
4233            printf("\n");
4234            printf("  // Audio\n");
4235            printf("  eEncoding = %s\n",
4236                   audioCodingTypeString(audioDef->eEncoding));
4237
4238            if (audioDef->eEncoding == OMX_AUDIO_CodingPCM) {
4239                OMX_AUDIO_PARAM_PCMMODETYPE params;
4240                InitOMXParams(&params);
4241                params.nPortIndex = portIndex;
4242
4243                err = mOMX->getParameter(
4244                        mNode, OMX_IndexParamAudioPcm, &params, sizeof(params));
4245                CHECK_EQ(err, (status_t)OK);
4246
4247                printf("  nSamplingRate = %ld\n", params.nSamplingRate);
4248                printf("  nChannels = %ld\n", params.nChannels);
4249                printf("  bInterleaved = %d\n", params.bInterleaved);
4250                printf("  nBitPerSample = %ld\n", params.nBitPerSample);
4251
4252                printf("  eNumData = %s\n",
4253                       params.eNumData == OMX_NumericalDataSigned
4254                        ? "signed" : "unsigned");
4255
4256                printf("  ePCMMode = %s\n", audioPCMModeString(params.ePCMMode));
4257            } else if (audioDef->eEncoding == OMX_AUDIO_CodingAMR) {
4258                OMX_AUDIO_PARAM_AMRTYPE amr;
4259                InitOMXParams(&amr);
4260                amr.nPortIndex = portIndex;
4261
4262                err = mOMX->getParameter(
4263                        mNode, OMX_IndexParamAudioAmr, &amr, sizeof(amr));
4264                CHECK_EQ(err, (status_t)OK);
4265
4266                printf("  nChannels = %ld\n", amr.nChannels);
4267                printf("  eAMRBandMode = %s\n",
4268                        amrBandModeString(amr.eAMRBandMode));
4269                printf("  eAMRFrameFormat = %s\n",
4270                        amrFrameFormatString(amr.eAMRFrameFormat));
4271            }
4272
4273            break;
4274        }
4275
4276        default:
4277        {
4278            printf("  // Unknown\n");
4279            break;
4280        }
4281    }
4282
4283    printf("}\n");
4284}
4285
4286status_t OMXCodec::initNativeWindow() {
4287    // Enable use of a GraphicBuffer as the output for this node.  This must
4288    // happen before getting the IndexParamPortDefinition parameter because it
4289    // will affect the pixel format that the node reports.
4290    status_t err = mOMX->enableGraphicBuffers(mNode, kPortIndexOutput, OMX_TRUE);
4291    if (err != 0) {
4292        return err;
4293    }
4294
4295    return OK;
4296}
4297
4298void OMXCodec::initNativeWindowCrop() {
4299    int32_t left, top, right, bottom;
4300
4301    CHECK(mOutputFormat->findRect(
4302                        kKeyCropRect,
4303                        &left, &top, &right, &bottom));
4304
4305    android_native_rect_t crop;
4306    crop.left = left;
4307    crop.top = top;
4308    crop.right = right + 1;
4309    crop.bottom = bottom + 1;
4310
4311    // We'll ignore any errors here, if the surface is
4312    // already invalid, we'll know soon enough.
4313    native_window_set_crop(mNativeWindow.get(), &crop);
4314}
4315
4316void OMXCodec::initOutputFormat(const sp<MetaData> &inputFormat) {
4317    mOutputFormat = new MetaData;
4318    mOutputFormat->setCString(kKeyDecoderComponent, mComponentName);
4319    if (mIsEncoder) {
4320        int32_t timeScale;
4321        if (inputFormat->findInt32(kKeyTimeScale, &timeScale)) {
4322            mOutputFormat->setInt32(kKeyTimeScale, timeScale);
4323        }
4324    }
4325
4326    OMX_PARAM_PORTDEFINITIONTYPE def;
4327    InitOMXParams(&def);
4328    def.nPortIndex = kPortIndexOutput;
4329
4330    status_t err = mOMX->getParameter(
4331            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
4332    CHECK_EQ(err, (status_t)OK);
4333
4334    switch (def.eDomain) {
4335        case OMX_PortDomainImage:
4336        {
4337            OMX_IMAGE_PORTDEFINITIONTYPE *imageDef = &def.format.image;
4338            CHECK_EQ((int)imageDef->eCompressionFormat,
4339                     (int)OMX_IMAGE_CodingUnused);
4340
4341            mOutputFormat->setCString(kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_RAW);
4342            mOutputFormat->setInt32(kKeyColorFormat, imageDef->eColorFormat);
4343            mOutputFormat->setInt32(kKeyWidth, imageDef->nFrameWidth);
4344            mOutputFormat->setInt32(kKeyHeight, imageDef->nFrameHeight);
4345            break;
4346        }
4347
4348        case OMX_PortDomainAudio:
4349        {
4350            OMX_AUDIO_PORTDEFINITIONTYPE *audio_def = &def.format.audio;
4351
4352            if (audio_def->eEncoding == OMX_AUDIO_CodingPCM) {
4353                OMX_AUDIO_PARAM_PCMMODETYPE params;
4354                InitOMXParams(&params);
4355                params.nPortIndex = kPortIndexOutput;
4356
4357                err = mOMX->getParameter(
4358                        mNode, OMX_IndexParamAudioPcm, &params, sizeof(params));
4359                CHECK_EQ(err, (status_t)OK);
4360
4361                CHECK_EQ((int)params.eNumData, (int)OMX_NumericalDataSigned);
4362                CHECK_EQ(params.nBitPerSample, 16u);
4363                CHECK_EQ((int)params.ePCMMode, (int)OMX_AUDIO_PCMModeLinear);
4364
4365                int32_t numChannels, sampleRate;
4366                inputFormat->findInt32(kKeyChannelCount, &numChannels);
4367                inputFormat->findInt32(kKeySampleRate, &sampleRate);
4368
4369                if ((OMX_U32)numChannels != params.nChannels) {
4370                    ALOGV("Codec outputs a different number of channels than "
4371                         "the input stream contains (contains %d channels, "
4372                         "codec outputs %ld channels).",
4373                         numChannels, params.nChannels);
4374                }
4375
4376                if (sampleRate != (int32_t)params.nSamplingRate) {
4377                    ALOGV("Codec outputs at different sampling rate than "
4378                         "what the input stream contains (contains data at "
4379                         "%d Hz, codec outputs %lu Hz)",
4380                         sampleRate, params.nSamplingRate);
4381                }
4382
4383                mOutputFormat->setCString(
4384                        kKeyMIMEType, MEDIA_MIMETYPE_AUDIO_RAW);
4385
4386                // Use the codec-advertised number of channels, as some
4387                // codecs appear to output stereo even if the input data is
4388                // mono. If we know the codec lies about this information,
4389                // use the actual number of channels instead.
4390                mOutputFormat->setInt32(
4391                        kKeyChannelCount,
4392                        (mQuirks & kDecoderLiesAboutNumberOfChannels)
4393                            ? numChannels : params.nChannels);
4394
4395                mOutputFormat->setInt32(kKeySampleRate, params.nSamplingRate);
4396            } else if (audio_def->eEncoding == OMX_AUDIO_CodingAMR) {
4397                OMX_AUDIO_PARAM_AMRTYPE amr;
4398                InitOMXParams(&amr);
4399                amr.nPortIndex = kPortIndexOutput;
4400
4401                err = mOMX->getParameter(
4402                        mNode, OMX_IndexParamAudioAmr, &amr, sizeof(amr));
4403                CHECK_EQ(err, (status_t)OK);
4404
4405                CHECK_EQ(amr.nChannels, 1u);
4406                mOutputFormat->setInt32(kKeyChannelCount, 1);
4407
4408                if (amr.eAMRBandMode >= OMX_AUDIO_AMRBandModeNB0
4409                    && amr.eAMRBandMode <= OMX_AUDIO_AMRBandModeNB7) {
4410                    mOutputFormat->setCString(
4411                            kKeyMIMEType, MEDIA_MIMETYPE_AUDIO_AMR_NB);
4412                    mOutputFormat->setInt32(kKeySampleRate, 8000);
4413                } else if (amr.eAMRBandMode >= OMX_AUDIO_AMRBandModeWB0
4414                            && amr.eAMRBandMode <= OMX_AUDIO_AMRBandModeWB8) {
4415                    mOutputFormat->setCString(
4416                            kKeyMIMEType, MEDIA_MIMETYPE_AUDIO_AMR_WB);
4417                    mOutputFormat->setInt32(kKeySampleRate, 16000);
4418                } else {
4419                    CHECK(!"Unknown AMR band mode.");
4420                }
4421            } else if (audio_def->eEncoding == OMX_AUDIO_CodingAAC) {
4422                mOutputFormat->setCString(
4423                        kKeyMIMEType, MEDIA_MIMETYPE_AUDIO_AAC);
4424                int32_t numChannels, sampleRate, bitRate;
4425                inputFormat->findInt32(kKeyChannelCount, &numChannels);
4426                inputFormat->findInt32(kKeySampleRate, &sampleRate);
4427                inputFormat->findInt32(kKeyBitRate, &bitRate);
4428                mOutputFormat->setInt32(kKeyChannelCount, numChannels);
4429                mOutputFormat->setInt32(kKeySampleRate, sampleRate);
4430                mOutputFormat->setInt32(kKeyBitRate, bitRate);
4431            } else {
4432                CHECK(!"Should not be here. Unknown audio encoding.");
4433            }
4434            break;
4435        }
4436
4437        case OMX_PortDomainVideo:
4438        {
4439            OMX_VIDEO_PORTDEFINITIONTYPE *video_def = &def.format.video;
4440
4441            if (video_def->eCompressionFormat == OMX_VIDEO_CodingUnused) {
4442                mOutputFormat->setCString(
4443                        kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_RAW);
4444            } else if (video_def->eCompressionFormat == OMX_VIDEO_CodingMPEG4) {
4445                mOutputFormat->setCString(
4446                        kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_MPEG4);
4447            } else if (video_def->eCompressionFormat == OMX_VIDEO_CodingH263) {
4448                mOutputFormat->setCString(
4449                        kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_H263);
4450            } else if (video_def->eCompressionFormat == OMX_VIDEO_CodingAVC) {
4451                mOutputFormat->setCString(
4452                        kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_AVC);
4453            } else {
4454                CHECK(!"Unknown compression format.");
4455            }
4456
4457            mOutputFormat->setInt32(kKeyWidth, video_def->nFrameWidth);
4458            mOutputFormat->setInt32(kKeyHeight, video_def->nFrameHeight);
4459            mOutputFormat->setInt32(kKeyColorFormat, video_def->eColorFormat);
4460
4461            if (!mIsEncoder) {
4462                OMX_CONFIG_RECTTYPE rect;
4463                InitOMXParams(&rect);
4464                rect.nPortIndex = kPortIndexOutput;
4465                status_t err =
4466                        mOMX->getConfig(
4467                            mNode, OMX_IndexConfigCommonOutputCrop,
4468                            &rect, sizeof(rect));
4469
4470                CODEC_LOGI(
4471                        "video dimensions are %ld x %ld",
4472                        video_def->nFrameWidth, video_def->nFrameHeight);
4473
4474                if (err == OK) {
4475                    CHECK_GE(rect.nLeft, 0);
4476                    CHECK_GE(rect.nTop, 0);
4477                    CHECK_GE(rect.nWidth, 0u);
4478                    CHECK_GE(rect.nHeight, 0u);
4479                    CHECK_LE(rect.nLeft + rect.nWidth - 1, video_def->nFrameWidth);
4480                    CHECK_LE(rect.nTop + rect.nHeight - 1, video_def->nFrameHeight);
4481
4482                    mOutputFormat->setRect(
4483                            kKeyCropRect,
4484                            rect.nLeft,
4485                            rect.nTop,
4486                            rect.nLeft + rect.nWidth - 1,
4487                            rect.nTop + rect.nHeight - 1);
4488
4489                    CODEC_LOGI(
4490                            "Crop rect is %ld x %ld @ (%ld, %ld)",
4491                            rect.nWidth, rect.nHeight, rect.nLeft, rect.nTop);
4492                } else {
4493                    mOutputFormat->setRect(
4494                            kKeyCropRect,
4495                            0, 0,
4496                            video_def->nFrameWidth - 1,
4497                            video_def->nFrameHeight - 1);
4498                }
4499
4500                if (mNativeWindow != NULL) {
4501                     initNativeWindowCrop();
4502                }
4503            }
4504            break;
4505        }
4506
4507        default:
4508        {
4509            CHECK(!"should not be here, neither audio nor video.");
4510            break;
4511        }
4512    }
4513
4514    // If the input format contains rotation information, flag the output
4515    // format accordingly.
4516
4517    int32_t rotationDegrees;
4518    if (mSource->getFormat()->findInt32(kKeyRotation, &rotationDegrees)) {
4519        mOutputFormat->setInt32(kKeyRotation, rotationDegrees);
4520    }
4521}
4522
4523status_t OMXCodec::pause() {
4524    Mutex::Autolock autoLock(mLock);
4525
4526    mPaused = true;
4527
4528    return OK;
4529}
4530
4531////////////////////////////////////////////////////////////////////////////////
4532
4533status_t QueryCodecs(
4534        const sp<IOMX> &omx,
4535        const char *mime, bool queryDecoders, bool hwCodecOnly,
4536        Vector<CodecCapabilities> *results) {
4537    Vector<OMXCodec::CodecNameAndQuirks> matchingCodecs;
4538    results->clear();
4539
4540    OMXCodec::findMatchingCodecs(mime,
4541            !queryDecoders /*createEncoder*/,
4542            NULL /*matchComponentName*/,
4543            hwCodecOnly ? OMXCodec::kHardwareCodecsOnly : 0 /*flags*/,
4544            &matchingCodecs);
4545
4546    for (size_t c = 0; c < matchingCodecs.size(); c++) {
4547        const char *componentName = matchingCodecs.itemAt(c).mName.string();
4548
4549        results->push();
4550        CodecCapabilities *caps = &results->editItemAt(results->size() - 1);
4551
4552        status_t err =
4553            QueryCodec(omx, componentName, mime, !queryDecoders, caps);
4554
4555        if (err != OK) {
4556            results->removeAt(results->size() - 1);
4557        }
4558    }
4559
4560    return OK;
4561}
4562
4563status_t QueryCodec(
4564        const sp<IOMX> &omx,
4565        const char *componentName, const char *mime,
4566        bool isEncoder,
4567        CodecCapabilities *caps) {
4568    if (strncmp(componentName, "OMX.", 4)) {
4569        // Not an OpenMax component but a software codec.
4570        caps->mFlags = 0;
4571        caps->mComponentName = componentName;
4572        return OK;
4573    }
4574
4575    sp<OMXCodecObserver> observer = new OMXCodecObserver;
4576    IOMX::node_id node;
4577    status_t err = omx->allocateNode(componentName, observer, &node);
4578
4579    if (err != OK) {
4580        return err;
4581    }
4582
4583    OMXCodec::setComponentRole(omx, node, isEncoder, mime);
4584
4585    caps->mFlags = 0;
4586    caps->mComponentName = componentName;
4587
4588    OMX_VIDEO_PARAM_PROFILELEVELTYPE param;
4589    InitOMXParams(&param);
4590
4591    param.nPortIndex = !isEncoder ? 0 : 1;
4592
4593    for (param.nProfileIndex = 0;; ++param.nProfileIndex) {
4594        err = omx->getParameter(
4595                node, OMX_IndexParamVideoProfileLevelQuerySupported,
4596                &param, sizeof(param));
4597
4598        if (err != OK) {
4599            break;
4600        }
4601
4602        CodecProfileLevel profileLevel;
4603        profileLevel.mProfile = param.eProfile;
4604        profileLevel.mLevel = param.eLevel;
4605
4606        caps->mProfileLevels.push(profileLevel);
4607    }
4608
4609    // Color format query
4610    OMX_VIDEO_PARAM_PORTFORMATTYPE portFormat;
4611    InitOMXParams(&portFormat);
4612    portFormat.nPortIndex = !isEncoder ? 1 : 0;
4613    for (portFormat.nIndex = 0;; ++portFormat.nIndex)  {
4614        err = omx->getParameter(
4615                node, OMX_IndexParamVideoPortFormat,
4616                &portFormat, sizeof(portFormat));
4617        if (err != OK) {
4618            break;
4619        }
4620        caps->mColorFormats.push(portFormat.eColorFormat);
4621    }
4622
4623    if (!isEncoder && !strncmp(mime, "video/", 6) &&
4624            omx->storeMetaDataInBuffers(
4625                    node, 1 /* port index */, OMX_TRUE) == OK) {
4626        caps->mFlags |= CodecCapabilities::kFlagSupportsAdaptivePlayback;
4627    }
4628
4629    CHECK_EQ(omx->freeNode(node), (status_t)OK);
4630
4631    return OK;
4632}
4633
4634status_t QueryCodecs(
4635        const sp<IOMX> &omx,
4636        const char *mimeType, bool queryDecoders,
4637        Vector<CodecCapabilities> *results) {
4638    return QueryCodecs(omx, mimeType, queryDecoders, false /*hwCodecOnly*/, results);
4639}
4640
4641// These are supposed be equivalent to the logic in
4642// "audio_channel_out_mask_from_count".
4643status_t getOMXChannelMapping(size_t numChannels, OMX_AUDIO_CHANNELTYPE map[]) {
4644    switch (numChannels) {
4645        case 1:
4646            map[0] = OMX_AUDIO_ChannelCF;
4647            break;
4648        case 2:
4649            map[0] = OMX_AUDIO_ChannelLF;
4650            map[1] = OMX_AUDIO_ChannelRF;
4651            break;
4652        case 3:
4653            map[0] = OMX_AUDIO_ChannelLF;
4654            map[1] = OMX_AUDIO_ChannelRF;
4655            map[2] = OMX_AUDIO_ChannelCF;
4656            break;
4657        case 4:
4658            map[0] = OMX_AUDIO_ChannelLF;
4659            map[1] = OMX_AUDIO_ChannelRF;
4660            map[2] = OMX_AUDIO_ChannelLR;
4661            map[3] = OMX_AUDIO_ChannelRR;
4662            break;
4663        case 5:
4664            map[0] = OMX_AUDIO_ChannelLF;
4665            map[1] = OMX_AUDIO_ChannelRF;
4666            map[2] = OMX_AUDIO_ChannelCF;
4667            map[3] = OMX_AUDIO_ChannelLR;
4668            map[4] = OMX_AUDIO_ChannelRR;
4669            break;
4670        case 6:
4671            map[0] = OMX_AUDIO_ChannelLF;
4672            map[1] = OMX_AUDIO_ChannelRF;
4673            map[2] = OMX_AUDIO_ChannelCF;
4674            map[3] = OMX_AUDIO_ChannelLFE;
4675            map[4] = OMX_AUDIO_ChannelLR;
4676            map[5] = OMX_AUDIO_ChannelRR;
4677            break;
4678        case 7:
4679            map[0] = OMX_AUDIO_ChannelLF;
4680            map[1] = OMX_AUDIO_ChannelRF;
4681            map[2] = OMX_AUDIO_ChannelCF;
4682            map[3] = OMX_AUDIO_ChannelLFE;
4683            map[4] = OMX_AUDIO_ChannelLR;
4684            map[5] = OMX_AUDIO_ChannelRR;
4685            map[6] = OMX_AUDIO_ChannelCS;
4686            break;
4687        case 8:
4688            map[0] = OMX_AUDIO_ChannelLF;
4689            map[1] = OMX_AUDIO_ChannelRF;
4690            map[2] = OMX_AUDIO_ChannelCF;
4691            map[3] = OMX_AUDIO_ChannelLFE;
4692            map[4] = OMX_AUDIO_ChannelLR;
4693            map[5] = OMX_AUDIO_ChannelRR;
4694            map[6] = OMX_AUDIO_ChannelLS;
4695            map[7] = OMX_AUDIO_ChannelRS;
4696            break;
4697        default:
4698            return -EINVAL;
4699    }
4700
4701    return OK;
4702}
4703
4704}  // namespace android
4705