OMXCodec.cpp revision 0dff606f42292b8a31b9eee842877f9875279dab 
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 String8 *elem1, const String8 *elem2) {
151    bool isOMX1 = !strncmp(elem1->string(), "OMX.", 4);
152    bool isOMX2 = !strncmp(elem2->string(), "OMX.", 4);
153
154    bool isSoftwareCodec1 = IsSoftwareCodec(elem1->string());
155    bool isSoftwareCodec2 = IsSoftwareCodec(elem2->string());
156
157    if (isSoftwareCodec1) {
158        if (!isSoftwareCodec2) { return -1; }
159
160        if (isOMX1) {
161            if (isOMX2) { return 0; }
162
163            return -1;
164        } else {
165            if (isOMX2) { return 0; }
166
167            return 1;
168        }
169
170        return -1;
171    }
172
173    if (isSoftwareCodec2) {
174        return 1;
175    }
176
177    return 0;
178}
179
180// static
181void OMXCodec::findMatchingCodecs(
182        const char *mime,
183        bool createEncoder, const char *matchComponentName,
184        uint32_t flags,
185        Vector<String8> *matchingCodecs,
186        Vector<uint32_t> *matchingCodecQuirks) {
187    matchingCodecs->clear();
188
189    if (matchingCodecQuirks) {
190        matchingCodecQuirks->clear();
191    }
192
193    const MediaCodecList *list = MediaCodecList::getInstance();
194    if (list == NULL) {
195        return;
196    }
197
198    size_t index = 0;
199    for (;;) {
200        ssize_t matchIndex =
201            list->findCodecByType(mime, createEncoder, index);
202
203        if (matchIndex < 0) {
204            break;
205        }
206
207        index = matchIndex + 1;
208
209        const char *componentName = list->getCodecName(matchIndex);
210
211        // If a specific codec is requested, skip the non-matching ones.
212        if (matchComponentName && strcmp(componentName, matchComponentName)) {
213            continue;
214        }
215
216        // When requesting software-only codecs, only push software codecs
217        // When requesting hardware-only codecs, only push hardware codecs
218        // When there is request neither for software-only nor for
219        // hardware-only codecs, push all codecs
220        if (((flags & kSoftwareCodecsOnly) &&   IsSoftwareCodec(componentName)) ||
221            ((flags & kHardwareCodecsOnly) &&  !IsSoftwareCodec(componentName)) ||
222            (!(flags & (kSoftwareCodecsOnly | kHardwareCodecsOnly)))) {
223
224            matchingCodecs->push(String8(componentName));
225
226            if (matchingCodecQuirks) {
227                matchingCodecQuirks->push(getComponentQuirks(list, matchIndex));
228            }
229        }
230    }
231
232    if (flags & kPreferSoftwareCodecs) {
233        matchingCodecs->sort(CompareSoftwareCodecsFirst);
234    }
235}
236
237// static
238uint32_t OMXCodec::getComponentQuirks(
239        const MediaCodecList *list, size_t index) {
240    uint32_t quirks = 0;
241    if (list->codecHasQuirk(
242                index, "requires-allocate-on-input-ports")) {
243        quirks |= kRequiresAllocateBufferOnInputPorts;
244    }
245    if (list->codecHasQuirk(
246                index, "requires-allocate-on-output-ports")) {
247        quirks |= kRequiresAllocateBufferOnOutputPorts;
248    }
249    if (list->codecHasQuirk(
250                index, "output-buffers-are-unreadable")) {
251        quirks |= kOutputBuffersAreUnreadable;
252    }
253
254    return quirks;
255}
256
257// static
258bool OMXCodec::findCodecQuirks(const char *componentName, uint32_t *quirks) {
259    const MediaCodecList *list = MediaCodecList::getInstance();
260
261    if (list == NULL) {
262        return false;
263    }
264
265    ssize_t index = list->findCodecByName(componentName);
266
267    if (index < 0) {
268        return false;
269    }
270
271    *quirks = getComponentQuirks(list, index);
272
273    return true;
274}
275
276// static
277sp<MediaSource> OMXCodec::Create(
278        const sp<IOMX> &omx,
279        const sp<MetaData> &meta, bool createEncoder,
280        const sp<MediaSource> &source,
281        const char *matchComponentName,
282        uint32_t flags,
283        const sp<ANativeWindow> &nativeWindow) {
284    int32_t requiresSecureBuffers;
285    if (source->getFormat()->findInt32(
286                kKeyRequiresSecureBuffers,
287                &requiresSecureBuffers)
288            && requiresSecureBuffers) {
289        flags |= kIgnoreCodecSpecificData;
290        flags |= kUseSecureInputBuffers;
291    }
292
293    const char *mime;
294    bool success = meta->findCString(kKeyMIMEType, &mime);
295    CHECK(success);
296
297    Vector<String8> matchingCodecs;
298    Vector<uint32_t> matchingCodecQuirks;
299    findMatchingCodecs(
300            mime, createEncoder, matchComponentName, flags,
301            &matchingCodecs, &matchingCodecQuirks);
302
303    if (matchingCodecs.isEmpty()) {
304        ALOGV("No matching codecs! (mime: %s, createEncoder: %s, "
305                "matchComponentName: %s, flags: 0x%x)",
306                mime, createEncoder ? "true" : "false", matchComponentName, flags);
307        return NULL;
308    }
309
310    sp<OMXCodecObserver> observer = new OMXCodecObserver;
311    IOMX::node_id node = 0;
312
313    for (size_t i = 0; i < matchingCodecs.size(); ++i) {
314        const char *componentNameBase = matchingCodecs[i].string();
315        uint32_t quirks = matchingCodecQuirks[i];
316        const char *componentName = componentNameBase;
317
318        AString tmp;
319        if (flags & kUseSecureInputBuffers) {
320            tmp = componentNameBase;
321            tmp.append(".secure");
322
323            componentName = tmp.c_str();
324        }
325
326        if (createEncoder) {
327            sp<MediaSource> softwareCodec =
328                InstantiateSoftwareEncoder(componentName, source, meta);
329
330            if (softwareCodec != NULL) {
331                ALOGV("Successfully allocated software codec '%s'", componentName);
332
333                return softwareCodec;
334            }
335        }
336
337        ALOGV("Attempting to allocate OMX node '%s'", componentName);
338
339        if (!createEncoder
340                && (quirks & kOutputBuffersAreUnreadable)
341                && (flags & kClientNeedsFramebuffer)) {
342            if (strncmp(componentName, "OMX.SEC.", 8)) {
343                // For OMX.SEC.* decoders we can enable a special mode that
344                // gives the client access to the framebuffer contents.
345
346                ALOGW("Component '%s' does not give the client access to "
347                     "the framebuffer contents. Skipping.",
348                     componentName);
349
350                continue;
351            }
352        }
353
354        status_t err = omx->allocateNode(componentName, observer, &node);
355        if (err == OK) {
356            ALOGV("Successfully allocated OMX node '%s'", componentName);
357
358            sp<OMXCodec> codec = new OMXCodec(
359                    omx, node, quirks, flags,
360                    createEncoder, mime, componentName,
361                    source, nativeWindow);
362
363            observer->setCodec(codec);
364
365            err = codec->configureCodec(meta);
366
367            if (err == OK) {
368                if (!strcmp("OMX.Nvidia.mpeg2v.decode", componentName)) {
369                    codec->mFlags |= kOnlySubmitOneInputBufferAtOneTime;
370                }
371
372                return codec;
373            }
374
375            ALOGV("Failed to configure codec '%s'", componentName);
376        }
377    }
378
379    return NULL;
380}
381
382status_t OMXCodec::parseAVCCodecSpecificData(
383        const void *data, size_t size,
384        unsigned *profile, unsigned *level) {
385    const uint8_t *ptr = (const uint8_t *)data;
386
387    // verify minimum size and configurationVersion == 1.
388    if (size < 7 || ptr[0] != 1) {
389        return ERROR_MALFORMED;
390    }
391
392    *profile = ptr[1];
393    *level = ptr[3];
394
395    // There is decodable content out there that fails the following
396    // assertion, let's be lenient for now...
397    // CHECK((ptr[4] >> 2) == 0x3f);  // reserved
398
399    size_t lengthSize = 1 + (ptr[4] & 3);
400
401    // commented out check below as H264_QVGA_500_NO_AUDIO.3gp
402    // violates it...
403    // CHECK((ptr[5] >> 5) == 7);  // reserved
404
405    size_t numSeqParameterSets = ptr[5] & 31;
406
407    ptr += 6;
408    size -= 6;
409
410    for (size_t i = 0; i < numSeqParameterSets; ++i) {
411        if (size < 2) {
412            return ERROR_MALFORMED;
413        }
414
415        size_t length = U16_AT(ptr);
416
417        ptr += 2;
418        size -= 2;
419
420        if (size < length) {
421            return ERROR_MALFORMED;
422        }
423
424        addCodecSpecificData(ptr, length);
425
426        ptr += length;
427        size -= length;
428    }
429
430    if (size < 1) {
431        return ERROR_MALFORMED;
432    }
433
434    size_t numPictureParameterSets = *ptr;
435    ++ptr;
436    --size;
437
438    for (size_t i = 0; i < numPictureParameterSets; ++i) {
439        if (size < 2) {
440            return ERROR_MALFORMED;
441        }
442
443        size_t length = U16_AT(ptr);
444
445        ptr += 2;
446        size -= 2;
447
448        if (size < length) {
449            return ERROR_MALFORMED;
450        }
451
452        addCodecSpecificData(ptr, length);
453
454        ptr += length;
455        size -= length;
456    }
457
458    return OK;
459}
460
461status_t OMXCodec::configureCodec(const sp<MetaData> &meta) {
462    ALOGV("configureCodec protected=%d",
463         (mFlags & kEnableGrallocUsageProtected) ? 1 : 0);
464
465    if (!(mFlags & kIgnoreCodecSpecificData)) {
466        uint32_t type;
467        const void *data;
468        size_t size;
469        if (meta->findData(kKeyESDS, &type, &data, &size)) {
470            ESDS esds((const char *)data, size);
471            CHECK_EQ(esds.InitCheck(), (status_t)OK);
472
473            const void *codec_specific_data;
474            size_t codec_specific_data_size;
475            esds.getCodecSpecificInfo(
476                    &codec_specific_data, &codec_specific_data_size);
477
478            addCodecSpecificData(
479                    codec_specific_data, codec_specific_data_size);
480        } else if (meta->findData(kKeyAVCC, &type, &data, &size)) {
481            // Parse the AVCDecoderConfigurationRecord
482
483            unsigned profile, level;
484            status_t err;
485            if ((err = parseAVCCodecSpecificData(
486                            data, size, &profile, &level)) != OK) {
487                ALOGE("Malformed AVC codec specific data.");
488                return err;
489            }
490
491            CODEC_LOGI(
492                    "AVC profile = %u (%s), level = %u",
493                    profile, AVCProfileToString(profile), level);
494        } else if (meta->findData(kKeyVorbisInfo, &type, &data, &size)) {
495            addCodecSpecificData(data, size);
496
497            CHECK(meta->findData(kKeyVorbisBooks, &type, &data, &size));
498            addCodecSpecificData(data, size);
499        }
500    }
501
502    int32_t bitRate = 0;
503    if (mIsEncoder) {
504        CHECK(meta->findInt32(kKeyBitRate, &bitRate));
505    }
506    if (!strcasecmp(MEDIA_MIMETYPE_AUDIO_AMR_NB, mMIME)) {
507        setAMRFormat(false /* isWAMR */, bitRate);
508    } else if (!strcasecmp(MEDIA_MIMETYPE_AUDIO_AMR_WB, mMIME)) {
509        setAMRFormat(true /* isWAMR */, bitRate);
510    } else if (!strcasecmp(MEDIA_MIMETYPE_AUDIO_AAC, mMIME)) {
511        int32_t numChannels, sampleRate, aacProfile;
512        CHECK(meta->findInt32(kKeyChannelCount, &numChannels));
513        CHECK(meta->findInt32(kKeySampleRate, &sampleRate));
514
515        if (!meta->findInt32(kKeyAACProfile, &aacProfile)) {
516            aacProfile = OMX_AUDIO_AACObjectNull;
517        }
518
519        int32_t isADTS;
520        if (!meta->findInt32(kKeyIsADTS, &isADTS)) {
521            isADTS = false;
522        }
523
524        status_t err = setAACFormat(numChannels, sampleRate, bitRate, aacProfile, isADTS);
525        if (err != OK) {
526            CODEC_LOGE("setAACFormat() failed (err = %d)", err);
527            return err;
528        }
529    } else if (!strcasecmp(MEDIA_MIMETYPE_AUDIO_G711_ALAW, mMIME)
530            || !strcasecmp(MEDIA_MIMETYPE_AUDIO_G711_MLAW, mMIME)) {
531        // These are PCM-like formats with a fixed sample rate but
532        // a variable number of channels.
533
534        int32_t numChannels;
535        CHECK(meta->findInt32(kKeyChannelCount, &numChannels));
536
537        setG711Format(numChannels);
538    } else if (!strcasecmp(MEDIA_MIMETYPE_AUDIO_RAW, mMIME)) {
539        CHECK(!mIsEncoder);
540
541        int32_t numChannels, sampleRate;
542        CHECK(meta->findInt32(kKeyChannelCount, &numChannels));
543        CHECK(meta->findInt32(kKeySampleRate, &sampleRate));
544
545        setRawAudioFormat(kPortIndexInput, sampleRate, numChannels);
546    }
547
548    if (!strncasecmp(mMIME, "video/", 6)) {
549
550        if (mIsEncoder) {
551            setVideoInputFormat(mMIME, meta);
552        } else {
553            int32_t width, height;
554            bool success = meta->findInt32(kKeyWidth, &width);
555            success = success && meta->findInt32(kKeyHeight, &height);
556            CHECK(success);
557            status_t err = setVideoOutputFormat(
558                    mMIME, width, height);
559
560            if (err != OK) {
561                return err;
562            }
563        }
564    }
565
566    int32_t maxInputSize;
567    if (meta->findInt32(kKeyMaxInputSize, &maxInputSize)) {
568        setMinBufferSize(kPortIndexInput, (OMX_U32)maxInputSize);
569    }
570
571    initOutputFormat(meta);
572
573    if ((mFlags & kClientNeedsFramebuffer)
574            && !strncmp(mComponentName, "OMX.SEC.", 8)) {
575        OMX_INDEXTYPE index;
576
577        status_t err =
578            mOMX->getExtensionIndex(
579                    mNode,
580                    "OMX.SEC.index.ThumbnailMode",
581                    &index);
582
583        if (err != OK) {
584            return err;
585        }
586
587        OMX_BOOL enable = OMX_TRUE;
588        err = mOMX->setConfig(mNode, index, &enable, sizeof(enable));
589
590        if (err != OK) {
591            CODEC_LOGE("setConfig('OMX.SEC.index.ThumbnailMode') "
592                       "returned error 0x%08x", err);
593
594            return err;
595        }
596
597        mQuirks &= ~kOutputBuffersAreUnreadable;
598    }
599
600    if (mNativeWindow != NULL
601        && !mIsEncoder
602        && !strncasecmp(mMIME, "video/", 6)
603        && !strncmp(mComponentName, "OMX.", 4)) {
604        status_t err = initNativeWindow();
605        if (err != OK) {
606            return err;
607        }
608    }
609
610    return OK;
611}
612
613void OMXCodec::setMinBufferSize(OMX_U32 portIndex, OMX_U32 size) {
614    OMX_PARAM_PORTDEFINITIONTYPE def;
615    InitOMXParams(&def);
616    def.nPortIndex = portIndex;
617
618    status_t err = mOMX->getParameter(
619            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
620    CHECK_EQ(err, (status_t)OK);
621
622    if ((portIndex == kPortIndexInput && (mQuirks & kInputBufferSizesAreBogus))
623        || (def.nBufferSize < size)) {
624        def.nBufferSize = size;
625    }
626
627    err = mOMX->setParameter(
628            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
629    CHECK_EQ(err, (status_t)OK);
630
631    err = mOMX->getParameter(
632            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
633    CHECK_EQ(err, (status_t)OK);
634
635    // Make sure the setting actually stuck.
636    if (portIndex == kPortIndexInput
637            && (mQuirks & kInputBufferSizesAreBogus)) {
638        CHECK_EQ(def.nBufferSize, size);
639    } else {
640        CHECK(def.nBufferSize >= size);
641    }
642}
643
644status_t OMXCodec::setVideoPortFormatType(
645        OMX_U32 portIndex,
646        OMX_VIDEO_CODINGTYPE compressionFormat,
647        OMX_COLOR_FORMATTYPE colorFormat) {
648    OMX_VIDEO_PARAM_PORTFORMATTYPE format;
649    InitOMXParams(&format);
650    format.nPortIndex = portIndex;
651    format.nIndex = 0;
652    bool found = false;
653
654    OMX_U32 index = 0;
655    for (;;) {
656        format.nIndex = index;
657        status_t err = mOMX->getParameter(
658                mNode, OMX_IndexParamVideoPortFormat,
659                &format, sizeof(format));
660
661        if (err != OK) {
662            return err;
663        }
664
665        // The following assertion is violated by TI's video decoder.
666        // CHECK_EQ(format.nIndex, index);
667
668#if 1
669        CODEC_LOGV("portIndex: %ld, index: %ld, eCompressionFormat=%d eColorFormat=%d",
670             portIndex,
671             index, format.eCompressionFormat, format.eColorFormat);
672#endif
673
674        if (format.eCompressionFormat == compressionFormat
675                && format.eColorFormat == colorFormat) {
676            found = true;
677            break;
678        }
679
680        ++index;
681        if (index >= kMaxColorFormatSupported) {
682            CODEC_LOGE("color format %d or compression format %d is not supported",
683                colorFormat, compressionFormat);
684            return UNKNOWN_ERROR;
685        }
686    }
687
688    if (!found) {
689        return UNKNOWN_ERROR;
690    }
691
692    CODEC_LOGV("found a match.");
693    status_t err = mOMX->setParameter(
694            mNode, OMX_IndexParamVideoPortFormat,
695            &format, sizeof(format));
696
697    return err;
698}
699
700static size_t getFrameSize(
701        OMX_COLOR_FORMATTYPE colorFormat, int32_t width, int32_t height) {
702    switch (colorFormat) {
703        case OMX_COLOR_FormatYCbYCr:
704        case OMX_COLOR_FormatCbYCrY:
705            return width * height * 2;
706
707        case OMX_COLOR_FormatYUV420Planar:
708        case OMX_COLOR_FormatYUV420SemiPlanar:
709        case OMX_TI_COLOR_FormatYUV420PackedSemiPlanar:
710        /*
711        * FIXME: For the Opaque color format, the frame size does not
712        * need to be (w*h*3)/2. It just needs to
713        * be larger than certain minimum buffer size. However,
714        * currently, this opaque foramt has been tested only on
715        * YUV420 formats. If that is changed, then we need to revisit
716        * this part in the future
717        */
718        case OMX_COLOR_FormatAndroidOpaque:
719            return (width * height * 3) / 2;
720
721        default:
722            CHECK(!"Should not be here. Unsupported color format.");
723            break;
724    }
725}
726
727status_t OMXCodec::findTargetColorFormat(
728        const sp<MetaData>& meta, OMX_COLOR_FORMATTYPE *colorFormat) {
729    ALOGV("findTargetColorFormat");
730    CHECK(mIsEncoder);
731
732    *colorFormat = OMX_COLOR_FormatYUV420SemiPlanar;
733    int32_t targetColorFormat;
734    if (meta->findInt32(kKeyColorFormat, &targetColorFormat)) {
735        *colorFormat = (OMX_COLOR_FORMATTYPE) targetColorFormat;
736    }
737
738    // Check whether the target color format is supported.
739    return isColorFormatSupported(*colorFormat, kPortIndexInput);
740}
741
742status_t OMXCodec::isColorFormatSupported(
743        OMX_COLOR_FORMATTYPE colorFormat, int portIndex) {
744    ALOGV("isColorFormatSupported: %d", static_cast<int>(colorFormat));
745
746    // Enumerate all the color formats supported by
747    // the omx component to see whether the given
748    // color format is supported.
749    OMX_VIDEO_PARAM_PORTFORMATTYPE portFormat;
750    InitOMXParams(&portFormat);
751    portFormat.nPortIndex = portIndex;
752    OMX_U32 index = 0;
753    portFormat.nIndex = index;
754    while (true) {
755        if (OMX_ErrorNone != mOMX->getParameter(
756                mNode, OMX_IndexParamVideoPortFormat,
757                &portFormat, sizeof(portFormat))) {
758            break;
759        }
760        // Make sure that omx component does not overwrite
761        // the incremented index (bug 2897413).
762        CHECK_EQ(index, portFormat.nIndex);
763        if (portFormat.eColorFormat == colorFormat) {
764            CODEC_LOGV("Found supported color format: %d", portFormat.eColorFormat);
765            return OK;  // colorFormat is supported!
766        }
767        ++index;
768        portFormat.nIndex = index;
769
770        if (index >= kMaxColorFormatSupported) {
771            CODEC_LOGE("More than %ld color formats are supported???", index);
772            break;
773        }
774    }
775
776    CODEC_LOGE("color format %d is not supported", colorFormat);
777    return UNKNOWN_ERROR;
778}
779
780void OMXCodec::setVideoInputFormat(
781        const char *mime, const sp<MetaData>& meta) {
782
783    int32_t width, height, frameRate, bitRate, stride, sliceHeight;
784    bool success = meta->findInt32(kKeyWidth, &width);
785    success = success && meta->findInt32(kKeyHeight, &height);
786    success = success && meta->findInt32(kKeyFrameRate, &frameRate);
787    success = success && meta->findInt32(kKeyBitRate, &bitRate);
788    success = success && meta->findInt32(kKeyStride, &stride);
789    success = success && meta->findInt32(kKeySliceHeight, &sliceHeight);
790    CHECK(success);
791    CHECK(stride != 0);
792
793    OMX_VIDEO_CODINGTYPE compressionFormat = OMX_VIDEO_CodingUnused;
794    if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_AVC, mime)) {
795        compressionFormat = OMX_VIDEO_CodingAVC;
796    } else if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_MPEG4, mime)) {
797        compressionFormat = OMX_VIDEO_CodingMPEG4;
798    } else if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_H263, mime)) {
799        compressionFormat = OMX_VIDEO_CodingH263;
800    } else {
801        ALOGE("Not a supported video mime type: %s", mime);
802        CHECK(!"Should not be here. Not a supported video mime type.");
803    }
804
805    OMX_COLOR_FORMATTYPE colorFormat;
806    CHECK_EQ((status_t)OK, findTargetColorFormat(meta, &colorFormat));
807
808    status_t err;
809    OMX_PARAM_PORTDEFINITIONTYPE def;
810    OMX_VIDEO_PORTDEFINITIONTYPE *video_def = &def.format.video;
811
812    //////////////////////// Input port /////////////////////////
813    CHECK_EQ(setVideoPortFormatType(
814            kPortIndexInput, OMX_VIDEO_CodingUnused,
815            colorFormat), (status_t)OK);
816
817    InitOMXParams(&def);
818    def.nPortIndex = kPortIndexInput;
819
820    err = mOMX->getParameter(
821            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
822    CHECK_EQ(err, (status_t)OK);
823
824    def.nBufferSize = getFrameSize(colorFormat,
825            stride > 0? stride: -stride, sliceHeight);
826
827    CHECK_EQ((int)def.eDomain, (int)OMX_PortDomainVideo);
828
829    video_def->nFrameWidth = width;
830    video_def->nFrameHeight = height;
831    video_def->nStride = stride;
832    video_def->nSliceHeight = sliceHeight;
833    video_def->xFramerate = (frameRate << 16);  // Q16 format
834    video_def->eCompressionFormat = OMX_VIDEO_CodingUnused;
835    video_def->eColorFormat = colorFormat;
836
837    err = mOMX->setParameter(
838            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
839    CHECK_EQ(err, (status_t)OK);
840
841    //////////////////////// Output port /////////////////////////
842    CHECK_EQ(setVideoPortFormatType(
843            kPortIndexOutput, compressionFormat, OMX_COLOR_FormatUnused),
844            (status_t)OK);
845    InitOMXParams(&def);
846    def.nPortIndex = kPortIndexOutput;
847
848    err = mOMX->getParameter(
849            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
850
851    CHECK_EQ(err, (status_t)OK);
852    CHECK_EQ((int)def.eDomain, (int)OMX_PortDomainVideo);
853
854    video_def->nFrameWidth = width;
855    video_def->nFrameHeight = height;
856    video_def->xFramerate = 0;      // No need for output port
857    video_def->nBitrate = bitRate;  // Q16 format
858    video_def->eCompressionFormat = compressionFormat;
859    video_def->eColorFormat = OMX_COLOR_FormatUnused;
860    if (mQuirks & kRequiresLargerEncoderOutputBuffer) {
861        // Increases the output buffer size
862        def.nBufferSize = ((def.nBufferSize * 3) >> 1);
863    }
864
865    err = mOMX->setParameter(
866            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
867    CHECK_EQ(err, (status_t)OK);
868
869    /////////////////// Codec-specific ////////////////////////
870    switch (compressionFormat) {
871        case OMX_VIDEO_CodingMPEG4:
872        {
873            CHECK_EQ(setupMPEG4EncoderParameters(meta), (status_t)OK);
874            break;
875        }
876
877        case OMX_VIDEO_CodingH263:
878            CHECK_EQ(setupH263EncoderParameters(meta), (status_t)OK);
879            break;
880
881        case OMX_VIDEO_CodingAVC:
882        {
883            CHECK_EQ(setupAVCEncoderParameters(meta), (status_t)OK);
884            break;
885        }
886
887        default:
888            CHECK(!"Support for this compressionFormat to be implemented.");
889            break;
890    }
891}
892
893static OMX_U32 setPFramesSpacing(int32_t iFramesInterval, int32_t frameRate) {
894    if (iFramesInterval < 0) {
895        return 0xFFFFFFFF;
896    } else if (iFramesInterval == 0) {
897        return 0;
898    }
899    OMX_U32 ret = frameRate * iFramesInterval;
900    CHECK(ret > 1);
901    return ret;
902}
903
904status_t OMXCodec::setupErrorCorrectionParameters() {
905    OMX_VIDEO_PARAM_ERRORCORRECTIONTYPE errorCorrectionType;
906    InitOMXParams(&errorCorrectionType);
907    errorCorrectionType.nPortIndex = kPortIndexOutput;
908
909    status_t err = mOMX->getParameter(
910            mNode, OMX_IndexParamVideoErrorCorrection,
911            &errorCorrectionType, sizeof(errorCorrectionType));
912    if (err != OK) {
913        ALOGW("Error correction param query is not supported");
914        return OK;  // Optional feature. Ignore this failure
915    }
916
917    errorCorrectionType.bEnableHEC = OMX_FALSE;
918    errorCorrectionType.bEnableResync = OMX_TRUE;
919    errorCorrectionType.nResynchMarkerSpacing = 256;
920    errorCorrectionType.bEnableDataPartitioning = OMX_FALSE;
921    errorCorrectionType.bEnableRVLC = OMX_FALSE;
922
923    err = mOMX->setParameter(
924            mNode, OMX_IndexParamVideoErrorCorrection,
925            &errorCorrectionType, sizeof(errorCorrectionType));
926    if (err != OK) {
927        ALOGW("Error correction param configuration is not supported");
928    }
929
930    // Optional feature. Ignore the failure.
931    return OK;
932}
933
934status_t OMXCodec::setupBitRate(int32_t bitRate) {
935    OMX_VIDEO_PARAM_BITRATETYPE bitrateType;
936    InitOMXParams(&bitrateType);
937    bitrateType.nPortIndex = kPortIndexOutput;
938
939    status_t err = mOMX->getParameter(
940            mNode, OMX_IndexParamVideoBitrate,
941            &bitrateType, sizeof(bitrateType));
942    CHECK_EQ(err, (status_t)OK);
943
944    bitrateType.eControlRate = OMX_Video_ControlRateVariable;
945    bitrateType.nTargetBitrate = bitRate;
946
947    err = mOMX->setParameter(
948            mNode, OMX_IndexParamVideoBitrate,
949            &bitrateType, sizeof(bitrateType));
950    CHECK_EQ(err, (status_t)OK);
951    return OK;
952}
953
954status_t OMXCodec::getVideoProfileLevel(
955        const sp<MetaData>& meta,
956        const CodecProfileLevel& defaultProfileLevel,
957        CodecProfileLevel &profileLevel) {
958    CODEC_LOGV("Default profile: %ld, level %ld",
959            defaultProfileLevel.mProfile, defaultProfileLevel.mLevel);
960
961    // Are the default profile and level overwriten?
962    int32_t profile, level;
963    if (!meta->findInt32(kKeyVideoProfile, &profile)) {
964        profile = defaultProfileLevel.mProfile;
965    }
966    if (!meta->findInt32(kKeyVideoLevel, &level)) {
967        level = defaultProfileLevel.mLevel;
968    }
969    CODEC_LOGV("Target profile: %d, level: %d", profile, level);
970
971    // Are the target profile and level supported by the encoder?
972    OMX_VIDEO_PARAM_PROFILELEVELTYPE param;
973    InitOMXParams(&param);
974    param.nPortIndex = kPortIndexOutput;
975    for (param.nProfileIndex = 0;; ++param.nProfileIndex) {
976        status_t err = mOMX->getParameter(
977                mNode, OMX_IndexParamVideoProfileLevelQuerySupported,
978                &param, sizeof(param));
979
980        if (err != OK) break;
981
982        int32_t supportedProfile = static_cast<int32_t>(param.eProfile);
983        int32_t supportedLevel = static_cast<int32_t>(param.eLevel);
984        CODEC_LOGV("Supported profile: %d, level %d",
985            supportedProfile, supportedLevel);
986
987        if (profile == supportedProfile &&
988            level <= supportedLevel) {
989            // We can further check whether the level is a valid
990            // value; but we will leave that to the omx encoder component
991            // via OMX_SetParameter call.
992            profileLevel.mProfile = profile;
993            profileLevel.mLevel = level;
994            return OK;
995        }
996    }
997
998    CODEC_LOGE("Target profile (%d) and level (%d) is not supported",
999            profile, level);
1000    return BAD_VALUE;
1001}
1002
1003status_t OMXCodec::setupH263EncoderParameters(const sp<MetaData>& meta) {
1004    int32_t iFramesInterval, frameRate, bitRate;
1005    bool success = meta->findInt32(kKeyBitRate, &bitRate);
1006    success = success && meta->findInt32(kKeyFrameRate, &frameRate);
1007    success = success && meta->findInt32(kKeyIFramesInterval, &iFramesInterval);
1008    CHECK(success);
1009    OMX_VIDEO_PARAM_H263TYPE h263type;
1010    InitOMXParams(&h263type);
1011    h263type.nPortIndex = kPortIndexOutput;
1012
1013    status_t err = mOMX->getParameter(
1014            mNode, OMX_IndexParamVideoH263, &h263type, sizeof(h263type));
1015    CHECK_EQ(err, (status_t)OK);
1016
1017    h263type.nAllowedPictureTypes =
1018        OMX_VIDEO_PictureTypeI | OMX_VIDEO_PictureTypeP;
1019
1020    h263type.nPFrames = setPFramesSpacing(iFramesInterval, frameRate);
1021    if (h263type.nPFrames == 0) {
1022        h263type.nAllowedPictureTypes = OMX_VIDEO_PictureTypeI;
1023    }
1024    h263type.nBFrames = 0;
1025
1026    // Check profile and level parameters
1027    CodecProfileLevel defaultProfileLevel, profileLevel;
1028    defaultProfileLevel.mProfile = h263type.eProfile;
1029    defaultProfileLevel.mLevel = h263type.eLevel;
1030    err = getVideoProfileLevel(meta, defaultProfileLevel, profileLevel);
1031    if (err != OK) return err;
1032    h263type.eProfile = static_cast<OMX_VIDEO_H263PROFILETYPE>(profileLevel.mProfile);
1033    h263type.eLevel = static_cast<OMX_VIDEO_H263LEVELTYPE>(profileLevel.mLevel);
1034
1035    h263type.bPLUSPTYPEAllowed = OMX_FALSE;
1036    h263type.bForceRoundingTypeToZero = OMX_FALSE;
1037    h263type.nPictureHeaderRepetition = 0;
1038    h263type.nGOBHeaderInterval = 0;
1039
1040    err = mOMX->setParameter(
1041            mNode, OMX_IndexParamVideoH263, &h263type, sizeof(h263type));
1042    CHECK_EQ(err, (status_t)OK);
1043
1044    CHECK_EQ(setupBitRate(bitRate), (status_t)OK);
1045    CHECK_EQ(setupErrorCorrectionParameters(), (status_t)OK);
1046
1047    return OK;
1048}
1049
1050status_t OMXCodec::setupMPEG4EncoderParameters(const sp<MetaData>& meta) {
1051    int32_t iFramesInterval, frameRate, bitRate;
1052    bool success = meta->findInt32(kKeyBitRate, &bitRate);
1053    success = success && meta->findInt32(kKeyFrameRate, &frameRate);
1054    success = success && meta->findInt32(kKeyIFramesInterval, &iFramesInterval);
1055    CHECK(success);
1056    OMX_VIDEO_PARAM_MPEG4TYPE mpeg4type;
1057    InitOMXParams(&mpeg4type);
1058    mpeg4type.nPortIndex = kPortIndexOutput;
1059
1060    status_t err = mOMX->getParameter(
1061            mNode, OMX_IndexParamVideoMpeg4, &mpeg4type, sizeof(mpeg4type));
1062    CHECK_EQ(err, (status_t)OK);
1063
1064    mpeg4type.nSliceHeaderSpacing = 0;
1065    mpeg4type.bSVH = OMX_FALSE;
1066    mpeg4type.bGov = OMX_FALSE;
1067
1068    mpeg4type.nAllowedPictureTypes =
1069        OMX_VIDEO_PictureTypeI | OMX_VIDEO_PictureTypeP;
1070
1071    mpeg4type.nPFrames = setPFramesSpacing(iFramesInterval, frameRate);
1072    if (mpeg4type.nPFrames == 0) {
1073        mpeg4type.nAllowedPictureTypes = OMX_VIDEO_PictureTypeI;
1074    }
1075    mpeg4type.nBFrames = 0;
1076    mpeg4type.nIDCVLCThreshold = 0;
1077    mpeg4type.bACPred = OMX_TRUE;
1078    mpeg4type.nMaxPacketSize = 256;
1079    mpeg4type.nTimeIncRes = 1000;
1080    mpeg4type.nHeaderExtension = 0;
1081    mpeg4type.bReversibleVLC = OMX_FALSE;
1082
1083    // Check profile and level parameters
1084    CodecProfileLevel defaultProfileLevel, profileLevel;
1085    defaultProfileLevel.mProfile = mpeg4type.eProfile;
1086    defaultProfileLevel.mLevel = mpeg4type.eLevel;
1087    err = getVideoProfileLevel(meta, defaultProfileLevel, profileLevel);
1088    if (err != OK) return err;
1089    mpeg4type.eProfile = static_cast<OMX_VIDEO_MPEG4PROFILETYPE>(profileLevel.mProfile);
1090    mpeg4type.eLevel = static_cast<OMX_VIDEO_MPEG4LEVELTYPE>(profileLevel.mLevel);
1091
1092    err = mOMX->setParameter(
1093            mNode, OMX_IndexParamVideoMpeg4, &mpeg4type, sizeof(mpeg4type));
1094    CHECK_EQ(err, (status_t)OK);
1095
1096    CHECK_EQ(setupBitRate(bitRate), (status_t)OK);
1097    CHECK_EQ(setupErrorCorrectionParameters(), (status_t)OK);
1098
1099    return OK;
1100}
1101
1102status_t OMXCodec::setupAVCEncoderParameters(const sp<MetaData>& meta) {
1103    int32_t iFramesInterval, frameRate, bitRate;
1104    bool success = meta->findInt32(kKeyBitRate, &bitRate);
1105    success = success && meta->findInt32(kKeyFrameRate, &frameRate);
1106    success = success && meta->findInt32(kKeyIFramesInterval, &iFramesInterval);
1107    CHECK(success);
1108
1109    OMX_VIDEO_PARAM_AVCTYPE h264type;
1110    InitOMXParams(&h264type);
1111    h264type.nPortIndex = kPortIndexOutput;
1112
1113    status_t err = mOMX->getParameter(
1114            mNode, OMX_IndexParamVideoAvc, &h264type, sizeof(h264type));
1115    CHECK_EQ(err, (status_t)OK);
1116
1117    h264type.nAllowedPictureTypes =
1118        OMX_VIDEO_PictureTypeI | OMX_VIDEO_PictureTypeP;
1119
1120    // Check profile and level parameters
1121    CodecProfileLevel defaultProfileLevel, profileLevel;
1122    defaultProfileLevel.mProfile = h264type.eProfile;
1123    defaultProfileLevel.mLevel = h264type.eLevel;
1124    err = getVideoProfileLevel(meta, defaultProfileLevel, profileLevel);
1125    if (err != OK) return err;
1126    h264type.eProfile = static_cast<OMX_VIDEO_AVCPROFILETYPE>(profileLevel.mProfile);
1127    h264type.eLevel = static_cast<OMX_VIDEO_AVCLEVELTYPE>(profileLevel.mLevel);
1128
1129    // XXX
1130    if (h264type.eProfile != OMX_VIDEO_AVCProfileBaseline) {
1131        ALOGW("Use baseline profile instead of %d for AVC recording",
1132            h264type.eProfile);
1133        h264type.eProfile = OMX_VIDEO_AVCProfileBaseline;
1134    }
1135
1136    if (h264type.eProfile == OMX_VIDEO_AVCProfileBaseline) {
1137        h264type.nSliceHeaderSpacing = 0;
1138        h264type.bUseHadamard = OMX_TRUE;
1139        h264type.nRefFrames = 1;
1140        h264type.nBFrames = 0;
1141        h264type.nPFrames = setPFramesSpacing(iFramesInterval, frameRate);
1142        if (h264type.nPFrames == 0) {
1143            h264type.nAllowedPictureTypes = OMX_VIDEO_PictureTypeI;
1144        }
1145        h264type.nRefIdx10ActiveMinus1 = 0;
1146        h264type.nRefIdx11ActiveMinus1 = 0;
1147        h264type.bEntropyCodingCABAC = OMX_FALSE;
1148        h264type.bWeightedPPrediction = OMX_FALSE;
1149        h264type.bconstIpred = OMX_FALSE;
1150        h264type.bDirect8x8Inference = OMX_FALSE;
1151        h264type.bDirectSpatialTemporal = OMX_FALSE;
1152        h264type.nCabacInitIdc = 0;
1153    }
1154
1155    if (h264type.nBFrames != 0) {
1156        h264type.nAllowedPictureTypes |= OMX_VIDEO_PictureTypeB;
1157    }
1158
1159    h264type.bEnableUEP = OMX_FALSE;
1160    h264type.bEnableFMO = OMX_FALSE;
1161    h264type.bEnableASO = OMX_FALSE;
1162    h264type.bEnableRS = OMX_FALSE;
1163    h264type.bFrameMBsOnly = OMX_TRUE;
1164    h264type.bMBAFF = OMX_FALSE;
1165    h264type.eLoopFilterMode = OMX_VIDEO_AVCLoopFilterEnable;
1166
1167    err = mOMX->setParameter(
1168            mNode, OMX_IndexParamVideoAvc, &h264type, sizeof(h264type));
1169    CHECK_EQ(err, (status_t)OK);
1170
1171    CHECK_EQ(setupBitRate(bitRate), (status_t)OK);
1172
1173    return OK;
1174}
1175
1176status_t OMXCodec::setVideoOutputFormat(
1177        const char *mime, OMX_U32 width, OMX_U32 height) {
1178    CODEC_LOGV("setVideoOutputFormat width=%ld, height=%ld", width, height);
1179
1180    OMX_VIDEO_CODINGTYPE compressionFormat = OMX_VIDEO_CodingUnused;
1181    if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_AVC, mime)) {
1182        compressionFormat = OMX_VIDEO_CodingAVC;
1183    } else if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_MPEG4, mime)) {
1184        compressionFormat = OMX_VIDEO_CodingMPEG4;
1185    } else if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_H263, mime)) {
1186        compressionFormat = OMX_VIDEO_CodingH263;
1187    } else if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_VPX, mime)) {
1188        compressionFormat = OMX_VIDEO_CodingVPX;
1189    } else if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_MPEG2, mime)) {
1190        compressionFormat = OMX_VIDEO_CodingMPEG2;
1191    } else {
1192        ALOGE("Not a supported video mime type: %s", mime);
1193        CHECK(!"Should not be here. Not a supported video mime type.");
1194    }
1195
1196    status_t err = setVideoPortFormatType(
1197            kPortIndexInput, compressionFormat, OMX_COLOR_FormatUnused);
1198
1199    if (err != OK) {
1200        return err;
1201    }
1202
1203#if 1
1204    {
1205        OMX_VIDEO_PARAM_PORTFORMATTYPE format;
1206        InitOMXParams(&format);
1207        format.nPortIndex = kPortIndexOutput;
1208        format.nIndex = 0;
1209
1210        status_t err = mOMX->getParameter(
1211                mNode, OMX_IndexParamVideoPortFormat,
1212                &format, sizeof(format));
1213        CHECK_EQ(err, (status_t)OK);
1214        CHECK_EQ((int)format.eCompressionFormat, (int)OMX_VIDEO_CodingUnused);
1215
1216        CHECK(format.eColorFormat == OMX_COLOR_FormatYUV420Planar
1217               || format.eColorFormat == OMX_COLOR_FormatYUV420SemiPlanar
1218               || format.eColorFormat == OMX_COLOR_FormatCbYCrY
1219               || format.eColorFormat == OMX_TI_COLOR_FormatYUV420PackedSemiPlanar
1220               || format.eColorFormat == OMX_QCOM_COLOR_FormatYVU420SemiPlanar
1221               || format.eColorFormat == OMX_QCOM_COLOR_FormatYUV420PackedSemiPlanar64x32Tile2m8ka);
1222
1223        err = mOMX->setParameter(
1224                mNode, OMX_IndexParamVideoPortFormat,
1225                &format, sizeof(format));
1226
1227        if (err != OK) {
1228            return err;
1229        }
1230    }
1231#endif
1232
1233    OMX_PARAM_PORTDEFINITIONTYPE def;
1234    InitOMXParams(&def);
1235    def.nPortIndex = kPortIndexInput;
1236
1237    OMX_VIDEO_PORTDEFINITIONTYPE *video_def = &def.format.video;
1238
1239    err = mOMX->getParameter(
1240            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1241
1242    CHECK_EQ(err, (status_t)OK);
1243
1244#if 1
1245    // XXX Need a (much) better heuristic to compute input buffer sizes.
1246    const size_t X = 64 * 1024;
1247    if (def.nBufferSize < X) {
1248        def.nBufferSize = X;
1249    }
1250#endif
1251
1252    CHECK_EQ((int)def.eDomain, (int)OMX_PortDomainVideo);
1253
1254    video_def->nFrameWidth = width;
1255    video_def->nFrameHeight = height;
1256
1257    video_def->eCompressionFormat = compressionFormat;
1258    video_def->eColorFormat = OMX_COLOR_FormatUnused;
1259
1260    err = mOMX->setParameter(
1261            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1262
1263    if (err != OK) {
1264        return err;
1265    }
1266
1267    ////////////////////////////////////////////////////////////////////////////
1268
1269    InitOMXParams(&def);
1270    def.nPortIndex = kPortIndexOutput;
1271
1272    err = mOMX->getParameter(
1273            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1274    CHECK_EQ(err, (status_t)OK);
1275    CHECK_EQ((int)def.eDomain, (int)OMX_PortDomainVideo);
1276
1277#if 0
1278    def.nBufferSize =
1279        (((width + 15) & -16) * ((height + 15) & -16) * 3) / 2;  // YUV420
1280#endif
1281
1282    video_def->nFrameWidth = width;
1283    video_def->nFrameHeight = height;
1284
1285    err = mOMX->setParameter(
1286            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1287
1288    return err;
1289}
1290
1291OMXCodec::OMXCodec(
1292        const sp<IOMX> &omx, IOMX::node_id node,
1293        uint32_t quirks, uint32_t flags,
1294        bool isEncoder,
1295        const char *mime,
1296        const char *componentName,
1297        const sp<MediaSource> &source,
1298        const sp<ANativeWindow> &nativeWindow)
1299    : mOMX(omx),
1300      mOMXLivesLocally(omx->livesLocally(node, getpid())),
1301      mNode(node),
1302      mQuirks(quirks),
1303      mFlags(flags),
1304      mIsEncoder(isEncoder),
1305      mIsVideo(!strncasecmp("video/", mime, 6)),
1306      mMIME(strdup(mime)),
1307      mComponentName(strdup(componentName)),
1308      mSource(source),
1309      mCodecSpecificDataIndex(0),
1310      mState(LOADED),
1311      mInitialBufferSubmit(true),
1312      mSignalledEOS(false),
1313      mNoMoreOutputData(false),
1314      mOutputPortSettingsHaveChanged(false),
1315      mSeekTimeUs(-1),
1316      mSeekMode(ReadOptions::SEEK_CLOSEST_SYNC),
1317      mTargetTimeUs(-1),
1318      mOutputPortSettingsChangedPending(false),
1319      mSkipCutBuffer(NULL),
1320      mLeftOverBuffer(NULL),
1321      mPaused(false),
1322      mNativeWindow(
1323              (!strncmp(componentName, "OMX.google.", 11)
1324              || !strcmp(componentName, "OMX.Nvidia.mpeg2v.decode"))
1325                        ? NULL : nativeWindow) {
1326    mPortStatus[kPortIndexInput] = ENABLED;
1327    mPortStatus[kPortIndexOutput] = ENABLED;
1328
1329    setComponentRole();
1330}
1331
1332// static
1333void OMXCodec::setComponentRole(
1334        const sp<IOMX> &omx, IOMX::node_id node, bool isEncoder,
1335        const char *mime) {
1336    struct MimeToRole {
1337        const char *mime;
1338        const char *decoderRole;
1339        const char *encoderRole;
1340    };
1341
1342    static const MimeToRole kMimeToRole[] = {
1343        { MEDIA_MIMETYPE_AUDIO_MPEG,
1344            "audio_decoder.mp3", "audio_encoder.mp3" },
1345        { MEDIA_MIMETYPE_AUDIO_MPEG_LAYER_I,
1346            "audio_decoder.mp1", "audio_encoder.mp1" },
1347        { MEDIA_MIMETYPE_AUDIO_MPEG_LAYER_II,
1348            "audio_decoder.mp2", "audio_encoder.mp2" },
1349        { MEDIA_MIMETYPE_AUDIO_AMR_NB,
1350            "audio_decoder.amrnb", "audio_encoder.amrnb" },
1351        { MEDIA_MIMETYPE_AUDIO_AMR_WB,
1352            "audio_decoder.amrwb", "audio_encoder.amrwb" },
1353        { MEDIA_MIMETYPE_AUDIO_AAC,
1354            "audio_decoder.aac", "audio_encoder.aac" },
1355        { MEDIA_MIMETYPE_AUDIO_VORBIS,
1356            "audio_decoder.vorbis", "audio_encoder.vorbis" },
1357        { MEDIA_MIMETYPE_AUDIO_G711_MLAW,
1358            "audio_decoder.g711mlaw", "audio_encoder.g711mlaw" },
1359        { MEDIA_MIMETYPE_AUDIO_G711_ALAW,
1360            "audio_decoder.g711alaw", "audio_encoder.g711alaw" },
1361        { MEDIA_MIMETYPE_VIDEO_AVC,
1362            "video_decoder.avc", "video_encoder.avc" },
1363        { MEDIA_MIMETYPE_VIDEO_MPEG4,
1364            "video_decoder.mpeg4", "video_encoder.mpeg4" },
1365        { MEDIA_MIMETYPE_VIDEO_H263,
1366            "video_decoder.h263", "video_encoder.h263" },
1367        { MEDIA_MIMETYPE_VIDEO_VPX,
1368            "video_decoder.vpx", "video_encoder.vpx" },
1369        { MEDIA_MIMETYPE_AUDIO_RAW,
1370            "audio_decoder.raw", "audio_encoder.raw" },
1371        { MEDIA_MIMETYPE_AUDIO_FLAC,
1372            "audio_decoder.flac", "audio_encoder.flac" },
1373    };
1374
1375    static const size_t kNumMimeToRole =
1376        sizeof(kMimeToRole) / sizeof(kMimeToRole[0]);
1377
1378    size_t i;
1379    for (i = 0; i < kNumMimeToRole; ++i) {
1380        if (!strcasecmp(mime, kMimeToRole[i].mime)) {
1381            break;
1382        }
1383    }
1384
1385    if (i == kNumMimeToRole) {
1386        return;
1387    }
1388
1389    const char *role =
1390        isEncoder ? kMimeToRole[i].encoderRole
1391                  : kMimeToRole[i].decoderRole;
1392
1393    if (role != NULL) {
1394        OMX_PARAM_COMPONENTROLETYPE roleParams;
1395        InitOMXParams(&roleParams);
1396
1397        strncpy((char *)roleParams.cRole,
1398                role, OMX_MAX_STRINGNAME_SIZE - 1);
1399
1400        roleParams.cRole[OMX_MAX_STRINGNAME_SIZE - 1] = '\0';
1401
1402        status_t err = omx->setParameter(
1403                node, OMX_IndexParamStandardComponentRole,
1404                &roleParams, sizeof(roleParams));
1405
1406        if (err != OK) {
1407            ALOGW("Failed to set standard component role '%s'.", role);
1408        }
1409    }
1410}
1411
1412void OMXCodec::setComponentRole() {
1413    setComponentRole(mOMX, mNode, mIsEncoder, mMIME);
1414}
1415
1416OMXCodec::~OMXCodec() {
1417    mSource.clear();
1418
1419    CHECK(mState == LOADED || mState == ERROR || mState == LOADED_TO_IDLE);
1420
1421    status_t err = mOMX->freeNode(mNode);
1422    CHECK_EQ(err, (status_t)OK);
1423
1424    mNode = NULL;
1425    setState(DEAD);
1426
1427    clearCodecSpecificData();
1428
1429    free(mComponentName);
1430    mComponentName = NULL;
1431
1432    free(mMIME);
1433    mMIME = NULL;
1434}
1435
1436status_t OMXCodec::init() {
1437    // mLock is held.
1438
1439    CHECK_EQ((int)mState, (int)LOADED);
1440
1441    status_t err;
1442    if (!(mQuirks & kRequiresLoadedToIdleAfterAllocation)) {
1443        err = mOMX->sendCommand(mNode, OMX_CommandStateSet, OMX_StateIdle);
1444        CHECK_EQ(err, (status_t)OK);
1445        setState(LOADED_TO_IDLE);
1446    }
1447
1448    err = allocateBuffers();
1449    if (err != (status_t)OK) {
1450        return err;
1451    }
1452
1453    if (mQuirks & kRequiresLoadedToIdleAfterAllocation) {
1454        err = mOMX->sendCommand(mNode, OMX_CommandStateSet, OMX_StateIdle);
1455        CHECK_EQ(err, (status_t)OK);
1456
1457        setState(LOADED_TO_IDLE);
1458    }
1459
1460    while (mState != EXECUTING && mState != ERROR) {
1461        mAsyncCompletion.wait(mLock);
1462    }
1463
1464    return mState == ERROR ? UNKNOWN_ERROR : OK;
1465}
1466
1467// static
1468bool OMXCodec::isIntermediateState(State state) {
1469    return state == LOADED_TO_IDLE
1470        || state == IDLE_TO_EXECUTING
1471        || state == EXECUTING_TO_IDLE
1472        || state == IDLE_TO_LOADED
1473        || state == RECONFIGURING;
1474}
1475
1476status_t OMXCodec::allocateBuffers() {
1477    status_t err = allocateBuffersOnPort(kPortIndexInput);
1478
1479    if (err != OK) {
1480        return err;
1481    }
1482
1483    return allocateBuffersOnPort(kPortIndexOutput);
1484}
1485
1486status_t OMXCodec::allocateBuffersOnPort(OMX_U32 portIndex) {
1487    if (mNativeWindow != NULL && portIndex == kPortIndexOutput) {
1488        return allocateOutputBuffersFromNativeWindow();
1489    }
1490
1491    if ((mFlags & kEnableGrallocUsageProtected) && portIndex == kPortIndexOutput) {
1492        ALOGE("protected output buffers must be stent to an ANativeWindow");
1493        return PERMISSION_DENIED;
1494    }
1495
1496    status_t err = OK;
1497    if ((mFlags & kStoreMetaDataInVideoBuffers)
1498            && portIndex == kPortIndexInput) {
1499        err = mOMX->storeMetaDataInBuffers(mNode, kPortIndexInput, OMX_TRUE);
1500        if (err != OK) {
1501            ALOGE("Storing meta data in video buffers is not supported");
1502            return err;
1503        }
1504    }
1505
1506    OMX_PARAM_PORTDEFINITIONTYPE def;
1507    InitOMXParams(&def);
1508    def.nPortIndex = portIndex;
1509
1510    err = mOMX->getParameter(
1511            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1512
1513    if (err != OK) {
1514        return err;
1515    }
1516
1517    CODEC_LOGV("allocating %lu buffers of size %lu on %s port",
1518            def.nBufferCountActual, def.nBufferSize,
1519            portIndex == kPortIndexInput ? "input" : "output");
1520
1521    size_t totalSize = def.nBufferCountActual * def.nBufferSize;
1522    mDealer[portIndex] = new MemoryDealer(totalSize, "OMXCodec");
1523
1524    for (OMX_U32 i = 0; i < def.nBufferCountActual; ++i) {
1525        sp<IMemory> mem = mDealer[portIndex]->allocate(def.nBufferSize);
1526        CHECK(mem.get() != NULL);
1527
1528        BufferInfo info;
1529        info.mData = NULL;
1530        info.mSize = def.nBufferSize;
1531
1532        IOMX::buffer_id buffer;
1533        if (portIndex == kPortIndexInput
1534                && ((mQuirks & kRequiresAllocateBufferOnInputPorts)
1535                    || (mFlags & kUseSecureInputBuffers))) {
1536            if (mOMXLivesLocally) {
1537                mem.clear();
1538
1539                err = mOMX->allocateBuffer(
1540                        mNode, portIndex, def.nBufferSize, &buffer,
1541                        &info.mData);
1542            } else {
1543                err = mOMX->allocateBufferWithBackup(
1544                        mNode, portIndex, mem, &buffer);
1545            }
1546        } else if (portIndex == kPortIndexOutput
1547                && (mQuirks & kRequiresAllocateBufferOnOutputPorts)) {
1548            if (mOMXLivesLocally) {
1549                mem.clear();
1550
1551                err = mOMX->allocateBuffer(
1552                        mNode, portIndex, def.nBufferSize, &buffer,
1553                        &info.mData);
1554            } else {
1555                err = mOMX->allocateBufferWithBackup(
1556                        mNode, portIndex, mem, &buffer);
1557            }
1558        } else {
1559            err = mOMX->useBuffer(mNode, portIndex, mem, &buffer);
1560        }
1561
1562        if (err != OK) {
1563            ALOGE("allocate_buffer_with_backup failed");
1564            return err;
1565        }
1566
1567        if (mem != NULL) {
1568            info.mData = mem->pointer();
1569        }
1570
1571        info.mBuffer = buffer;
1572        info.mStatus = OWNED_BY_US;
1573        info.mMem = mem;
1574        info.mMediaBuffer = NULL;
1575
1576        if (portIndex == kPortIndexOutput) {
1577            if (!(mOMXLivesLocally
1578                        && (mQuirks & kRequiresAllocateBufferOnOutputPorts)
1579                        && (mQuirks & kDefersOutputBufferAllocation))) {
1580                // If the node does not fill in the buffer ptr at this time,
1581                // we will defer creating the MediaBuffer until receiving
1582                // the first FILL_BUFFER_DONE notification instead.
1583                info.mMediaBuffer = new MediaBuffer(info.mData, info.mSize);
1584                info.mMediaBuffer->setObserver(this);
1585            }
1586        }
1587
1588        mPortBuffers[portIndex].push(info);
1589
1590        CODEC_LOGV("allocated buffer %p on %s port", buffer,
1591             portIndex == kPortIndexInput ? "input" : "output");
1592    }
1593
1594    if (portIndex == kPortIndexOutput) {
1595
1596        sp<MetaData> meta = mSource->getFormat();
1597        int32_t delay = 0;
1598        if (!meta->findInt32(kKeyEncoderDelay, &delay)) {
1599            delay = 0;
1600        }
1601        int32_t padding = 0;
1602        if (!meta->findInt32(kKeyEncoderPadding, &padding)) {
1603            padding = 0;
1604        }
1605        int32_t numchannels = 0;
1606        if (delay + padding) {
1607            if (mOutputFormat->findInt32(kKeyChannelCount, &numchannels)) {
1608                size_t frameSize = numchannels * sizeof(int16_t);
1609                if (mSkipCutBuffer != NULL) {
1610                    size_t prevbuffersize = mSkipCutBuffer->size();
1611                    if (prevbuffersize != 0) {
1612                        ALOGW("Replacing SkipCutBuffer holding %d bytes", prevbuffersize);
1613                    }
1614                }
1615                mSkipCutBuffer = new SkipCutBuffer(delay * frameSize, padding * frameSize);
1616            }
1617        }
1618    }
1619
1620    // dumpPortStatus(portIndex);
1621
1622    if (portIndex == kPortIndexInput && (mFlags & kUseSecureInputBuffers)) {
1623        Vector<MediaBuffer *> buffers;
1624        for (size_t i = 0; i < def.nBufferCountActual; ++i) {
1625            const BufferInfo &info = mPortBuffers[kPortIndexInput].itemAt(i);
1626
1627            MediaBuffer *mbuf = new MediaBuffer(info.mData, info.mSize);
1628            buffers.push(mbuf);
1629        }
1630
1631        status_t err = mSource->setBuffers(buffers);
1632
1633        if (err != OK) {
1634            for (size_t i = 0; i < def.nBufferCountActual; ++i) {
1635                buffers.editItemAt(i)->release();
1636            }
1637            buffers.clear();
1638
1639            CODEC_LOGE(
1640                    "Codec requested to use secure input buffers but "
1641                    "upstream source didn't support that.");
1642
1643            return err;
1644        }
1645    }
1646
1647    return OK;
1648}
1649
1650status_t OMXCodec::applyRotation() {
1651    sp<MetaData> meta = mSource->getFormat();
1652
1653    int32_t rotationDegrees;
1654    if (!meta->findInt32(kKeyRotation, &rotationDegrees)) {
1655        rotationDegrees = 0;
1656    }
1657
1658    uint32_t transform;
1659    switch (rotationDegrees) {
1660        case 0: transform = 0; break;
1661        case 90: transform = HAL_TRANSFORM_ROT_90; break;
1662        case 180: transform = HAL_TRANSFORM_ROT_180; break;
1663        case 270: transform = HAL_TRANSFORM_ROT_270; break;
1664        default: transform = 0; break;
1665    }
1666
1667    status_t err = OK;
1668
1669    if (transform) {
1670        err = native_window_set_buffers_transform(
1671                mNativeWindow.get(), transform);
1672    }
1673
1674    return err;
1675}
1676
1677status_t OMXCodec::allocateOutputBuffersFromNativeWindow() {
1678    // Get the number of buffers needed.
1679    OMX_PARAM_PORTDEFINITIONTYPE def;
1680    InitOMXParams(&def);
1681    def.nPortIndex = kPortIndexOutput;
1682
1683    status_t err = mOMX->getParameter(
1684            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1685    if (err != OK) {
1686        return err;
1687    }
1688
1689    err = native_window_set_buffers_geometry(
1690            mNativeWindow.get(),
1691            def.format.video.nFrameWidth,
1692            def.format.video.nFrameHeight,
1693            def.format.video.eColorFormat);
1694
1695    if (err != 0) {
1696        ALOGE("native_window_set_buffers_geometry failed: %s (%d)",
1697                strerror(-err), -err);
1698        return err;
1699    }
1700
1701    err = applyRotation();
1702    if (err != OK) {
1703        return err;
1704    }
1705
1706    // Set up the native window.
1707    OMX_U32 usage = 0;
1708    err = mOMX->getGraphicBufferUsage(mNode, kPortIndexOutput, &usage);
1709    if (err != 0) {
1710        ALOGW("querying usage flags from OMX IL component failed: %d", err);
1711        // XXX: Currently this error is logged, but not fatal.
1712        usage = 0;
1713    }
1714    if (mFlags & kEnableGrallocUsageProtected) {
1715        usage |= GRALLOC_USAGE_PROTECTED;
1716    }
1717
1718    // Make sure to check whether either Stagefright or the video decoder
1719    // requested protected buffers.
1720    if (usage & GRALLOC_USAGE_PROTECTED) {
1721        // Verify that the ANativeWindow sends images directly to
1722        // SurfaceFlinger.
1723        int queuesToNativeWindow = 0;
1724        err = mNativeWindow->query(
1725                mNativeWindow.get(), NATIVE_WINDOW_QUEUES_TO_WINDOW_COMPOSER,
1726                &queuesToNativeWindow);
1727        if (err != 0) {
1728            ALOGE("error authenticating native window: %d", err);
1729            return err;
1730        }
1731        if (queuesToNativeWindow != 1) {
1732            ALOGE("native window could not be authenticated");
1733            return PERMISSION_DENIED;
1734        }
1735    }
1736
1737    ALOGV("native_window_set_usage usage=0x%lx", usage);
1738    err = native_window_set_usage(
1739            mNativeWindow.get(), usage | GRALLOC_USAGE_HW_TEXTURE | GRALLOC_USAGE_EXTERNAL_DISP);
1740    if (err != 0) {
1741        ALOGE("native_window_set_usage failed: %s (%d)", strerror(-err), -err);
1742        return err;
1743    }
1744
1745    int minUndequeuedBufs = 0;
1746    err = mNativeWindow->query(mNativeWindow.get(),
1747            NATIVE_WINDOW_MIN_UNDEQUEUED_BUFFERS, &minUndequeuedBufs);
1748    if (err != 0) {
1749        ALOGE("NATIVE_WINDOW_MIN_UNDEQUEUED_BUFFERS query failed: %s (%d)",
1750                strerror(-err), -err);
1751        return err;
1752    }
1753
1754    // XXX: Is this the right logic to use?  It's not clear to me what the OMX
1755    // buffer counts refer to - how do they account for the renderer holding on
1756    // to buffers?
1757    if (def.nBufferCountActual < def.nBufferCountMin + minUndequeuedBufs) {
1758        OMX_U32 newBufferCount = def.nBufferCountMin + minUndequeuedBufs;
1759        def.nBufferCountActual = newBufferCount;
1760        err = mOMX->setParameter(
1761                mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1762        if (err != OK) {
1763            CODEC_LOGE("setting nBufferCountActual to %lu failed: %d",
1764                    newBufferCount, err);
1765            return err;
1766        }
1767    }
1768
1769    err = native_window_set_buffer_count(
1770            mNativeWindow.get(), def.nBufferCountActual);
1771    if (err != 0) {
1772        ALOGE("native_window_set_buffer_count failed: %s (%d)", strerror(-err),
1773                -err);
1774        return err;
1775    }
1776
1777    CODEC_LOGV("allocating %lu buffers from a native window of size %lu on "
1778            "output port", def.nBufferCountActual, def.nBufferSize);
1779
1780    // Dequeue buffers and send them to OMX
1781    for (OMX_U32 i = 0; i < def.nBufferCountActual; i++) {
1782        ANativeWindowBuffer* buf;
1783        err = native_window_dequeue_buffer_and_wait(mNativeWindow.get(), &buf);
1784        if (err != 0) {
1785            ALOGE("dequeueBuffer failed: %s (%d)", strerror(-err), -err);
1786            break;
1787        }
1788
1789        sp<GraphicBuffer> graphicBuffer(new GraphicBuffer(buf, false));
1790        BufferInfo info;
1791        info.mData = NULL;
1792        info.mSize = def.nBufferSize;
1793        info.mStatus = OWNED_BY_US;
1794        info.mMem = NULL;
1795        info.mMediaBuffer = new MediaBuffer(graphicBuffer);
1796        info.mMediaBuffer->setObserver(this);
1797        mPortBuffers[kPortIndexOutput].push(info);
1798
1799        IOMX::buffer_id bufferId;
1800        err = mOMX->useGraphicBuffer(mNode, kPortIndexOutput, graphicBuffer,
1801                &bufferId);
1802        if (err != 0) {
1803            CODEC_LOGE("registering GraphicBuffer with OMX IL component "
1804                    "failed: %d", err);
1805            break;
1806        }
1807
1808        mPortBuffers[kPortIndexOutput].editItemAt(i).mBuffer = bufferId;
1809
1810        CODEC_LOGV("registered graphic buffer with ID %p (pointer = %p)",
1811                bufferId, graphicBuffer.get());
1812    }
1813
1814    OMX_U32 cancelStart;
1815    OMX_U32 cancelEnd;
1816    if (err != 0) {
1817        // If an error occurred while dequeuing we need to cancel any buffers
1818        // that were dequeued.
1819        cancelStart = 0;
1820        cancelEnd = mPortBuffers[kPortIndexOutput].size();
1821    } else {
1822        // Return the last two buffers to the native window.
1823        cancelStart = def.nBufferCountActual - minUndequeuedBufs;
1824        cancelEnd = def.nBufferCountActual;
1825    }
1826
1827    for (OMX_U32 i = cancelStart; i < cancelEnd; i++) {
1828        BufferInfo *info = &mPortBuffers[kPortIndexOutput].editItemAt(i);
1829        cancelBufferToNativeWindow(info);
1830    }
1831
1832    return err;
1833}
1834
1835status_t OMXCodec::cancelBufferToNativeWindow(BufferInfo *info) {
1836    CHECK_EQ((int)info->mStatus, (int)OWNED_BY_US);
1837    CODEC_LOGV("Calling cancelBuffer on buffer %p", info->mBuffer);
1838    int err = mNativeWindow->cancelBuffer(
1839        mNativeWindow.get(), info->mMediaBuffer->graphicBuffer().get(), -1);
1840    if (err != 0) {
1841      CODEC_LOGE("cancelBuffer failed w/ error 0x%08x", err);
1842
1843      setState(ERROR);
1844      return err;
1845    }
1846    info->mStatus = OWNED_BY_NATIVE_WINDOW;
1847    return OK;
1848}
1849
1850OMXCodec::BufferInfo* OMXCodec::dequeueBufferFromNativeWindow() {
1851    // Dequeue the next buffer from the native window.
1852    ANativeWindowBuffer* buf;
1853    int fenceFd = -1;
1854    int err = native_window_dequeue_buffer_and_wait(mNativeWindow.get(), &buf);
1855    if (err != 0) {
1856      CODEC_LOGE("dequeueBuffer failed w/ error 0x%08x", err);
1857
1858      setState(ERROR);
1859      return 0;
1860    }
1861
1862    // Determine which buffer we just dequeued.
1863    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexOutput];
1864    BufferInfo *bufInfo = 0;
1865    for (size_t i = 0; i < buffers->size(); i++) {
1866      sp<GraphicBuffer> graphicBuffer = buffers->itemAt(i).
1867          mMediaBuffer->graphicBuffer();
1868      if (graphicBuffer->handle == buf->handle) {
1869        bufInfo = &buffers->editItemAt(i);
1870        break;
1871      }
1872    }
1873
1874    if (bufInfo == 0) {
1875        CODEC_LOGE("dequeued unrecognized buffer: %p", buf);
1876
1877        setState(ERROR);
1878        return 0;
1879    }
1880
1881    // The native window no longer owns the buffer.
1882    CHECK_EQ((int)bufInfo->mStatus, (int)OWNED_BY_NATIVE_WINDOW);
1883    bufInfo->mStatus = OWNED_BY_US;
1884
1885    return bufInfo;
1886}
1887
1888status_t OMXCodec::pushBlankBuffersToNativeWindow() {
1889    status_t err = NO_ERROR;
1890    ANativeWindowBuffer* anb = NULL;
1891    int numBufs = 0;
1892    int minUndequeuedBufs = 0;
1893
1894    // We need to reconnect to the ANativeWindow as a CPU client to ensure that
1895    // no frames get dropped by SurfaceFlinger assuming that these are video
1896    // frames.
1897    err = native_window_api_disconnect(mNativeWindow.get(),
1898            NATIVE_WINDOW_API_MEDIA);
1899    if (err != NO_ERROR) {
1900        ALOGE("error pushing blank frames: api_disconnect failed: %s (%d)",
1901                strerror(-err), -err);
1902        return err;
1903    }
1904
1905    err = native_window_api_connect(mNativeWindow.get(),
1906            NATIVE_WINDOW_API_CPU);
1907    if (err != NO_ERROR) {
1908        ALOGE("error pushing blank frames: api_connect failed: %s (%d)",
1909                strerror(-err), -err);
1910        return err;
1911    }
1912
1913    err = native_window_set_buffers_geometry(mNativeWindow.get(), 1, 1,
1914            HAL_PIXEL_FORMAT_RGBX_8888);
1915    if (err != NO_ERROR) {
1916        ALOGE("error pushing blank frames: set_buffers_geometry failed: %s (%d)",
1917                strerror(-err), -err);
1918        goto error;
1919    }
1920
1921    err = native_window_set_usage(mNativeWindow.get(),
1922            GRALLOC_USAGE_SW_WRITE_OFTEN);
1923    if (err != NO_ERROR) {
1924        ALOGE("error pushing blank frames: set_usage failed: %s (%d)",
1925                strerror(-err), -err);
1926        goto error;
1927    }
1928
1929    err = native_window_set_scaling_mode(mNativeWindow.get(),
1930            NATIVE_WINDOW_SCALING_MODE_SCALE_TO_WINDOW);
1931    if (err != OK) {
1932        ALOGE("error pushing blank frames: set_scaling_mode failed: %s (%d)",
1933                strerror(-err), -err);
1934        goto error;
1935    }
1936
1937    err = mNativeWindow->query(mNativeWindow.get(),
1938            NATIVE_WINDOW_MIN_UNDEQUEUED_BUFFERS, &minUndequeuedBufs);
1939    if (err != NO_ERROR) {
1940        ALOGE("error pushing blank frames: MIN_UNDEQUEUED_BUFFERS query "
1941                "failed: %s (%d)", strerror(-err), -err);
1942        goto error;
1943    }
1944
1945    numBufs = minUndequeuedBufs + 1;
1946    err = native_window_set_buffer_count(mNativeWindow.get(), numBufs);
1947    if (err != NO_ERROR) {
1948        ALOGE("error pushing blank frames: set_buffer_count failed: %s (%d)",
1949                strerror(-err), -err);
1950        goto error;
1951    }
1952
1953    // We  push numBufs + 1 buffers to ensure that we've drawn into the same
1954    // buffer twice.  This should guarantee that the buffer has been displayed
1955    // on the screen and then been replaced, so an previous video frames are
1956    // guaranteed NOT to be currently displayed.
1957    for (int i = 0; i < numBufs + 1; i++) {
1958        int fenceFd = -1;
1959        err = native_window_dequeue_buffer_and_wait(mNativeWindow.get(), &anb);
1960        if (err != NO_ERROR) {
1961            ALOGE("error pushing blank frames: dequeueBuffer failed: %s (%d)",
1962                    strerror(-err), -err);
1963            goto error;
1964        }
1965
1966        sp<GraphicBuffer> buf(new GraphicBuffer(anb, false));
1967
1968        // Fill the buffer with the a 1x1 checkerboard pattern ;)
1969        uint32_t* img = NULL;
1970        err = buf->lock(GRALLOC_USAGE_SW_WRITE_OFTEN, (void**)(&img));
1971        if (err != NO_ERROR) {
1972            ALOGE("error pushing blank frames: lock failed: %s (%d)",
1973                    strerror(-err), -err);
1974            goto error;
1975        }
1976
1977        *img = 0;
1978
1979        err = buf->unlock();
1980        if (err != NO_ERROR) {
1981            ALOGE("error pushing blank frames: unlock failed: %s (%d)",
1982                    strerror(-err), -err);
1983            goto error;
1984        }
1985
1986        err = mNativeWindow->queueBuffer(mNativeWindow.get(),
1987                buf->getNativeBuffer(), -1);
1988        if (err != NO_ERROR) {
1989            ALOGE("error pushing blank frames: queueBuffer failed: %s (%d)",
1990                    strerror(-err), -err);
1991            goto error;
1992        }
1993
1994        anb = NULL;
1995    }
1996
1997error:
1998
1999    if (err != NO_ERROR) {
2000        // Clean up after an error.
2001        if (anb != NULL) {
2002            mNativeWindow->cancelBuffer(mNativeWindow.get(), anb, -1);
2003        }
2004
2005        native_window_api_disconnect(mNativeWindow.get(),
2006                NATIVE_WINDOW_API_CPU);
2007        native_window_api_connect(mNativeWindow.get(),
2008                NATIVE_WINDOW_API_MEDIA);
2009
2010        return err;
2011    } else {
2012        // Clean up after success.
2013        err = native_window_api_disconnect(mNativeWindow.get(),
2014                NATIVE_WINDOW_API_CPU);
2015        if (err != NO_ERROR) {
2016            ALOGE("error pushing blank frames: api_disconnect failed: %s (%d)",
2017                    strerror(-err), -err);
2018            return err;
2019        }
2020
2021        err = native_window_api_connect(mNativeWindow.get(),
2022                NATIVE_WINDOW_API_MEDIA);
2023        if (err != NO_ERROR) {
2024            ALOGE("error pushing blank frames: api_connect failed: %s (%d)",
2025                    strerror(-err), -err);
2026            return err;
2027        }
2028
2029        return NO_ERROR;
2030    }
2031}
2032
2033int64_t OMXCodec::getDecodingTimeUs() {
2034    CHECK(mIsEncoder && mIsVideo);
2035
2036    if (mDecodingTimeList.empty()) {
2037        CHECK(mSignalledEOS || mNoMoreOutputData);
2038        // No corresponding input frame available.
2039        // This could happen when EOS is reached.
2040        return 0;
2041    }
2042
2043    List<int64_t>::iterator it = mDecodingTimeList.begin();
2044    int64_t timeUs = *it;
2045    mDecodingTimeList.erase(it);
2046    return timeUs;
2047}
2048
2049void OMXCodec::on_message(const omx_message &msg) {
2050    if (mState == ERROR) {
2051        /*
2052         * only drop EVENT messages, EBD and FBD are still
2053         * processed for bookkeeping purposes
2054         */
2055        if (msg.type == omx_message::EVENT) {
2056            ALOGW("Dropping OMX EVENT message - we're in ERROR state.");
2057            return;
2058        }
2059    }
2060
2061    switch (msg.type) {
2062        case omx_message::EVENT:
2063        {
2064            onEvent(
2065                 msg.u.event_data.event, msg.u.event_data.data1,
2066                 msg.u.event_data.data2);
2067
2068            break;
2069        }
2070
2071        case omx_message::EMPTY_BUFFER_DONE:
2072        {
2073            IOMX::buffer_id buffer = msg.u.extended_buffer_data.buffer;
2074
2075            CODEC_LOGV("EMPTY_BUFFER_DONE(buffer: %p)", buffer);
2076
2077            Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexInput];
2078            size_t i = 0;
2079            while (i < buffers->size() && (*buffers)[i].mBuffer != buffer) {
2080                ++i;
2081            }
2082
2083            CHECK(i < buffers->size());
2084            if ((*buffers)[i].mStatus != OWNED_BY_COMPONENT) {
2085                ALOGW("We already own input buffer %p, yet received "
2086                     "an EMPTY_BUFFER_DONE.", buffer);
2087            }
2088
2089            BufferInfo* info = &buffers->editItemAt(i);
2090            info->mStatus = OWNED_BY_US;
2091
2092            // Buffer could not be released until empty buffer done is called.
2093            if (info->mMediaBuffer != NULL) {
2094                if (mIsEncoder &&
2095                    (mQuirks & kAvoidMemcopyInputRecordingFrames)) {
2096                    // If zero-copy mode is enabled this will send the
2097                    // input buffer back to the upstream source.
2098                    restorePatchedDataPointer(info);
2099                }
2100
2101                info->mMediaBuffer->release();
2102                info->mMediaBuffer = NULL;
2103            }
2104
2105            if (mPortStatus[kPortIndexInput] == DISABLING) {
2106                CODEC_LOGV("Port is disabled, freeing buffer %p", buffer);
2107
2108                status_t err = freeBuffer(kPortIndexInput, i);
2109                CHECK_EQ(err, (status_t)OK);
2110            } else if (mState != ERROR
2111                    && mPortStatus[kPortIndexInput] != SHUTTING_DOWN) {
2112                CHECK_EQ((int)mPortStatus[kPortIndexInput], (int)ENABLED);
2113
2114                if (mFlags & kUseSecureInputBuffers) {
2115                    drainAnyInputBuffer();
2116                } else {
2117                    drainInputBuffer(&buffers->editItemAt(i));
2118                }
2119            }
2120            break;
2121        }
2122
2123        case omx_message::FILL_BUFFER_DONE:
2124        {
2125            IOMX::buffer_id buffer = msg.u.extended_buffer_data.buffer;
2126            OMX_U32 flags = msg.u.extended_buffer_data.flags;
2127
2128            CODEC_LOGV("FILL_BUFFER_DONE(buffer: %p, size: %ld, flags: 0x%08lx, timestamp: %lld us (%.2f secs))",
2129                 buffer,
2130                 msg.u.extended_buffer_data.range_length,
2131                 flags,
2132                 msg.u.extended_buffer_data.timestamp,
2133                 msg.u.extended_buffer_data.timestamp / 1E6);
2134
2135            Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexOutput];
2136            size_t i = 0;
2137            while (i < buffers->size() && (*buffers)[i].mBuffer != buffer) {
2138                ++i;
2139            }
2140
2141            CHECK(i < buffers->size());
2142            BufferInfo *info = &buffers->editItemAt(i);
2143
2144            if (info->mStatus != OWNED_BY_COMPONENT) {
2145                ALOGW("We already own output buffer %p, yet received "
2146                     "a FILL_BUFFER_DONE.", buffer);
2147            }
2148
2149            info->mStatus = OWNED_BY_US;
2150
2151            if (mPortStatus[kPortIndexOutput] == DISABLING) {
2152                CODEC_LOGV("Port is disabled, freeing buffer %p", buffer);
2153
2154                status_t err = freeBuffer(kPortIndexOutput, i);
2155                CHECK_EQ(err, (status_t)OK);
2156
2157#if 0
2158            } else if (mPortStatus[kPortIndexOutput] == ENABLED
2159                       && (flags & OMX_BUFFERFLAG_EOS)) {
2160                CODEC_LOGV("No more output data.");
2161                mNoMoreOutputData = true;
2162                mBufferFilled.signal();
2163#endif
2164            } else if (mPortStatus[kPortIndexOutput] != SHUTTING_DOWN) {
2165                CHECK_EQ((int)mPortStatus[kPortIndexOutput], (int)ENABLED);
2166
2167                if (info->mMediaBuffer == NULL) {
2168                    CHECK(mOMXLivesLocally);
2169                    CHECK(mQuirks & kRequiresAllocateBufferOnOutputPorts);
2170                    CHECK(mQuirks & kDefersOutputBufferAllocation);
2171
2172                    // The qcom video decoders on Nexus don't actually allocate
2173                    // output buffer memory on a call to OMX_AllocateBuffer
2174                    // the "pBuffer" member of the OMX_BUFFERHEADERTYPE
2175                    // structure is only filled in later.
2176
2177                    info->mMediaBuffer = new MediaBuffer(
2178                            msg.u.extended_buffer_data.data_ptr,
2179                            info->mSize);
2180                    info->mMediaBuffer->setObserver(this);
2181                }
2182
2183                MediaBuffer *buffer = info->mMediaBuffer;
2184                bool isGraphicBuffer = buffer->graphicBuffer() != NULL;
2185
2186                if (!isGraphicBuffer
2187                    && msg.u.extended_buffer_data.range_offset
2188                        + msg.u.extended_buffer_data.range_length
2189                            > buffer->size()) {
2190                    CODEC_LOGE(
2191                            "Codec lied about its buffer size requirements, "
2192                            "sending a buffer larger than the originally "
2193                            "advertised size in FILL_BUFFER_DONE!");
2194                }
2195                buffer->set_range(
2196                        msg.u.extended_buffer_data.range_offset,
2197                        msg.u.extended_buffer_data.range_length);
2198
2199                buffer->meta_data()->clear();
2200
2201                buffer->meta_data()->setInt64(
2202                        kKeyTime, msg.u.extended_buffer_data.timestamp);
2203
2204                if (msg.u.extended_buffer_data.flags & OMX_BUFFERFLAG_SYNCFRAME) {
2205                    buffer->meta_data()->setInt32(kKeyIsSyncFrame, true);
2206                }
2207                bool isCodecSpecific = false;
2208                if (msg.u.extended_buffer_data.flags & OMX_BUFFERFLAG_CODECCONFIG) {
2209                    buffer->meta_data()->setInt32(kKeyIsCodecConfig, true);
2210                    isCodecSpecific = true;
2211                }
2212
2213                if (isGraphicBuffer || mQuirks & kOutputBuffersAreUnreadable) {
2214                    buffer->meta_data()->setInt32(kKeyIsUnreadable, true);
2215                }
2216
2217                buffer->meta_data()->setPointer(
2218                        kKeyPlatformPrivate,
2219                        msg.u.extended_buffer_data.platform_private);
2220
2221                buffer->meta_data()->setPointer(
2222                        kKeyBufferID,
2223                        msg.u.extended_buffer_data.buffer);
2224
2225                if (msg.u.extended_buffer_data.flags & OMX_BUFFERFLAG_EOS) {
2226                    CODEC_LOGV("No more output data.");
2227                    mNoMoreOutputData = true;
2228                }
2229
2230                if (mIsEncoder && mIsVideo) {
2231                    int64_t decodingTimeUs = isCodecSpecific? 0: getDecodingTimeUs();
2232                    buffer->meta_data()->setInt64(kKeyDecodingTime, decodingTimeUs);
2233                }
2234
2235                if (mTargetTimeUs >= 0) {
2236                    CHECK(msg.u.extended_buffer_data.timestamp <= mTargetTimeUs);
2237
2238                    if (msg.u.extended_buffer_data.timestamp < mTargetTimeUs) {
2239                        CODEC_LOGV(
2240                                "skipping output buffer at timestamp %lld us",
2241                                msg.u.extended_buffer_data.timestamp);
2242
2243                        fillOutputBuffer(info);
2244                        break;
2245                    }
2246
2247                    CODEC_LOGV(
2248                            "returning output buffer at target timestamp "
2249                            "%lld us",
2250                            msg.u.extended_buffer_data.timestamp);
2251
2252                    mTargetTimeUs = -1;
2253                }
2254
2255                mFilledBuffers.push_back(i);
2256                mBufferFilled.signal();
2257                if (mIsEncoder) {
2258                    sched_yield();
2259                }
2260            }
2261
2262            break;
2263        }
2264
2265        default:
2266        {
2267            CHECK(!"should not be here.");
2268            break;
2269        }
2270    }
2271}
2272
2273// Has the format changed in any way that the client would have to be aware of?
2274static bool formatHasNotablyChanged(
2275        const sp<MetaData> &from, const sp<MetaData> &to) {
2276    if (from.get() == NULL && to.get() == NULL) {
2277        return false;
2278    }
2279
2280    if ((from.get() == NULL && to.get() != NULL)
2281        || (from.get() != NULL && to.get() == NULL)) {
2282        return true;
2283    }
2284
2285    const char *mime_from, *mime_to;
2286    CHECK(from->findCString(kKeyMIMEType, &mime_from));
2287    CHECK(to->findCString(kKeyMIMEType, &mime_to));
2288
2289    if (strcasecmp(mime_from, mime_to)) {
2290        return true;
2291    }
2292
2293    if (!strcasecmp(mime_from, MEDIA_MIMETYPE_VIDEO_RAW)) {
2294        int32_t colorFormat_from, colorFormat_to;
2295        CHECK(from->findInt32(kKeyColorFormat, &colorFormat_from));
2296        CHECK(to->findInt32(kKeyColorFormat, &colorFormat_to));
2297
2298        if (colorFormat_from != colorFormat_to) {
2299            return true;
2300        }
2301
2302        int32_t width_from, width_to;
2303        CHECK(from->findInt32(kKeyWidth, &width_from));
2304        CHECK(to->findInt32(kKeyWidth, &width_to));
2305
2306        if (width_from != width_to) {
2307            return true;
2308        }
2309
2310        int32_t height_from, height_to;
2311        CHECK(from->findInt32(kKeyHeight, &height_from));
2312        CHECK(to->findInt32(kKeyHeight, &height_to));
2313
2314        if (height_from != height_to) {
2315            return true;
2316        }
2317
2318        int32_t left_from, top_from, right_from, bottom_from;
2319        CHECK(from->findRect(
2320                    kKeyCropRect,
2321                    &left_from, &top_from, &right_from, &bottom_from));
2322
2323        int32_t left_to, top_to, right_to, bottom_to;
2324        CHECK(to->findRect(
2325                    kKeyCropRect,
2326                    &left_to, &top_to, &right_to, &bottom_to));
2327
2328        if (left_to != left_from || top_to != top_from
2329                || right_to != right_from || bottom_to != bottom_from) {
2330            return true;
2331        }
2332    } else if (!strcasecmp(mime_from, MEDIA_MIMETYPE_AUDIO_RAW)) {
2333        int32_t numChannels_from, numChannels_to;
2334        CHECK(from->findInt32(kKeyChannelCount, &numChannels_from));
2335        CHECK(to->findInt32(kKeyChannelCount, &numChannels_to));
2336
2337        if (numChannels_from != numChannels_to) {
2338            return true;
2339        }
2340
2341        int32_t sampleRate_from, sampleRate_to;
2342        CHECK(from->findInt32(kKeySampleRate, &sampleRate_from));
2343        CHECK(to->findInt32(kKeySampleRate, &sampleRate_to));
2344
2345        if (sampleRate_from != sampleRate_to) {
2346            return true;
2347        }
2348    }
2349
2350    return false;
2351}
2352
2353void OMXCodec::onEvent(OMX_EVENTTYPE event, OMX_U32 data1, OMX_U32 data2) {
2354    switch (event) {
2355        case OMX_EventCmdComplete:
2356        {
2357            onCmdComplete((OMX_COMMANDTYPE)data1, data2);
2358            break;
2359        }
2360
2361        case OMX_EventError:
2362        {
2363            CODEC_LOGE("ERROR(0x%08lx, %ld)", data1, data2);
2364
2365            setState(ERROR);
2366            break;
2367        }
2368
2369        case OMX_EventPortSettingsChanged:
2370        {
2371            CODEC_LOGV("OMX_EventPortSettingsChanged(port=%ld, data2=0x%08lx)",
2372                       data1, data2);
2373
2374            if (data2 == 0 || data2 == OMX_IndexParamPortDefinition) {
2375                // There is no need to check whether mFilledBuffers is empty or not
2376                // when the OMX_EventPortSettingsChanged is not meant for reallocating
2377                // the output buffers.
2378                if (data1 == kPortIndexOutput) {
2379                    CHECK(mFilledBuffers.empty());
2380                }
2381                onPortSettingsChanged(data1);
2382            } else if (data1 == kPortIndexOutput &&
2383                        (data2 == OMX_IndexConfigCommonOutputCrop ||
2384                         data2 == OMX_IndexConfigCommonScale)) {
2385
2386                sp<MetaData> oldOutputFormat = mOutputFormat;
2387                initOutputFormat(mSource->getFormat());
2388
2389                if (data2 == OMX_IndexConfigCommonOutputCrop &&
2390                    formatHasNotablyChanged(oldOutputFormat, mOutputFormat)) {
2391                    mOutputPortSettingsHaveChanged = true;
2392
2393                } else if (data2 == OMX_IndexConfigCommonScale) {
2394                    OMX_CONFIG_SCALEFACTORTYPE scale;
2395                    InitOMXParams(&scale);
2396                    scale.nPortIndex = kPortIndexOutput;
2397
2398                    // Change display dimension only when necessary.
2399                    if (OK == mOMX->getConfig(
2400                                        mNode,
2401                                        OMX_IndexConfigCommonScale,
2402                                        &scale, sizeof(scale))) {
2403                        int32_t left, top, right, bottom;
2404                        CHECK(mOutputFormat->findRect(kKeyCropRect,
2405                                                      &left, &top,
2406                                                      &right, &bottom));
2407
2408                        // The scale is in 16.16 format.
2409                        // scale 1.0 = 0x010000. When there is no
2410                        // need to change the display, skip it.
2411                        ALOGV("Get OMX_IndexConfigScale: 0x%lx/0x%lx",
2412                                scale.xWidth, scale.xHeight);
2413
2414                        if (scale.xWidth != 0x010000) {
2415                            mOutputFormat->setInt32(kKeyDisplayWidth,
2416                                    ((right - left +  1) * scale.xWidth)  >> 16);
2417                            mOutputPortSettingsHaveChanged = true;
2418                        }
2419
2420                        if (scale.xHeight != 0x010000) {
2421                            mOutputFormat->setInt32(kKeyDisplayHeight,
2422                                    ((bottom  - top + 1) * scale.xHeight) >> 16);
2423                            mOutputPortSettingsHaveChanged = true;
2424                        }
2425                    }
2426                }
2427            }
2428            break;
2429        }
2430
2431#if 0
2432        case OMX_EventBufferFlag:
2433        {
2434            CODEC_LOGV("EVENT_BUFFER_FLAG(%ld)", data1);
2435
2436            if (data1 == kPortIndexOutput) {
2437                mNoMoreOutputData = true;
2438            }
2439            break;
2440        }
2441#endif
2442
2443        default:
2444        {
2445            CODEC_LOGV("EVENT(%d, %ld, %ld)", event, data1, data2);
2446            break;
2447        }
2448    }
2449}
2450
2451void OMXCodec::onCmdComplete(OMX_COMMANDTYPE cmd, OMX_U32 data) {
2452    switch (cmd) {
2453        case OMX_CommandStateSet:
2454        {
2455            onStateChange((OMX_STATETYPE)data);
2456            break;
2457        }
2458
2459        case OMX_CommandPortDisable:
2460        {
2461            OMX_U32 portIndex = data;
2462            CODEC_LOGV("PORT_DISABLED(%ld)", portIndex);
2463
2464            CHECK(mState == EXECUTING || mState == RECONFIGURING);
2465            CHECK_EQ((int)mPortStatus[portIndex], (int)DISABLING);
2466            CHECK_EQ(mPortBuffers[portIndex].size(), 0u);
2467
2468            mPortStatus[portIndex] = DISABLED;
2469
2470            if (mState == RECONFIGURING) {
2471                CHECK_EQ(portIndex, (OMX_U32)kPortIndexOutput);
2472
2473                sp<MetaData> oldOutputFormat = mOutputFormat;
2474                initOutputFormat(mSource->getFormat());
2475
2476                // Don't notify clients if the output port settings change
2477                // wasn't of importance to them, i.e. it may be that just the
2478                // number of buffers has changed and nothing else.
2479                bool formatChanged = formatHasNotablyChanged(oldOutputFormat, mOutputFormat);
2480                if (!mOutputPortSettingsHaveChanged) {
2481                    mOutputPortSettingsHaveChanged = formatChanged;
2482                }
2483
2484                status_t err = enablePortAsync(portIndex);
2485                if (err != OK) {
2486                    CODEC_LOGE("enablePortAsync(%ld) failed (err = %d)", portIndex, err);
2487                    setState(ERROR);
2488                } else {
2489                    err = allocateBuffersOnPort(portIndex);
2490                    if (err != OK) {
2491                        CODEC_LOGE("allocateBuffersOnPort (%s) failed "
2492                                   "(err = %d)",
2493                                   portIndex == kPortIndexInput
2494                                        ? "input" : "output",
2495                                   err);
2496
2497                        setState(ERROR);
2498                    }
2499                }
2500            }
2501            break;
2502        }
2503
2504        case OMX_CommandPortEnable:
2505        {
2506            OMX_U32 portIndex = data;
2507            CODEC_LOGV("PORT_ENABLED(%ld)", portIndex);
2508
2509            CHECK(mState == EXECUTING || mState == RECONFIGURING);
2510            CHECK_EQ((int)mPortStatus[portIndex], (int)ENABLING);
2511
2512            mPortStatus[portIndex] = ENABLED;
2513
2514            if (mState == RECONFIGURING) {
2515                CHECK_EQ(portIndex, (OMX_U32)kPortIndexOutput);
2516
2517                setState(EXECUTING);
2518
2519                fillOutputBuffers();
2520            }
2521            break;
2522        }
2523
2524        case OMX_CommandFlush:
2525        {
2526            OMX_U32 portIndex = data;
2527
2528            CODEC_LOGV("FLUSH_DONE(%ld)", portIndex);
2529
2530            CHECK_EQ((int)mPortStatus[portIndex], (int)SHUTTING_DOWN);
2531            mPortStatus[portIndex] = ENABLED;
2532
2533            CHECK_EQ(countBuffersWeOwn(mPortBuffers[portIndex]),
2534                     mPortBuffers[portIndex].size());
2535
2536            if (mSkipCutBuffer != NULL && mPortStatus[kPortIndexOutput] == ENABLED) {
2537                mSkipCutBuffer->clear();
2538            }
2539
2540            if (mState == RECONFIGURING) {
2541                CHECK_EQ(portIndex, (OMX_U32)kPortIndexOutput);
2542
2543                disablePortAsync(portIndex);
2544            } else if (mState == EXECUTING_TO_IDLE) {
2545                if (mPortStatus[kPortIndexInput] == ENABLED
2546                    && mPortStatus[kPortIndexOutput] == ENABLED) {
2547                    CODEC_LOGV("Finished flushing both ports, now completing "
2548                         "transition from EXECUTING to IDLE.");
2549
2550                    mPortStatus[kPortIndexInput] = SHUTTING_DOWN;
2551                    mPortStatus[kPortIndexOutput] = SHUTTING_DOWN;
2552
2553                    status_t err =
2554                        mOMX->sendCommand(mNode, OMX_CommandStateSet, OMX_StateIdle);
2555                    CHECK_EQ(err, (status_t)OK);
2556                }
2557            } else {
2558                // We're flushing both ports in preparation for seeking.
2559
2560                if (mPortStatus[kPortIndexInput] == ENABLED
2561                    && mPortStatus[kPortIndexOutput] == ENABLED) {
2562                    CODEC_LOGV("Finished flushing both ports, now continuing from"
2563                         " seek-time.");
2564
2565                    // We implicitly resume pulling on our upstream source.
2566                    mPaused = false;
2567
2568                    drainInputBuffers();
2569                    fillOutputBuffers();
2570                }
2571
2572                if (mOutputPortSettingsChangedPending) {
2573                    CODEC_LOGV(
2574                            "Honoring deferred output port settings change.");
2575
2576                    mOutputPortSettingsChangedPending = false;
2577                    onPortSettingsChanged(kPortIndexOutput);
2578                }
2579            }
2580
2581            break;
2582        }
2583
2584        default:
2585        {
2586            CODEC_LOGV("CMD_COMPLETE(%d, %ld)", cmd, data);
2587            break;
2588        }
2589    }
2590}
2591
2592void OMXCodec::onStateChange(OMX_STATETYPE newState) {
2593    CODEC_LOGV("onStateChange %d", newState);
2594
2595    switch (newState) {
2596        case OMX_StateIdle:
2597        {
2598            CODEC_LOGV("Now Idle.");
2599            if (mState == LOADED_TO_IDLE) {
2600                status_t err = mOMX->sendCommand(
2601                        mNode, OMX_CommandStateSet, OMX_StateExecuting);
2602
2603                CHECK_EQ(err, (status_t)OK);
2604
2605                setState(IDLE_TO_EXECUTING);
2606            } else {
2607                CHECK_EQ((int)mState, (int)EXECUTING_TO_IDLE);
2608
2609                if (countBuffersWeOwn(mPortBuffers[kPortIndexInput]) !=
2610                    mPortBuffers[kPortIndexInput].size()) {
2611                    ALOGE("Codec did not return all input buffers "
2612                          "(received %d / %d)",
2613                            countBuffersWeOwn(mPortBuffers[kPortIndexInput]),
2614                            mPortBuffers[kPortIndexInput].size());
2615                    TRESPASS();
2616                }
2617
2618                if (countBuffersWeOwn(mPortBuffers[kPortIndexOutput]) !=
2619                    mPortBuffers[kPortIndexOutput].size()) {
2620                    ALOGE("Codec did not return all output buffers "
2621                          "(received %d / %d)",
2622                            countBuffersWeOwn(mPortBuffers[kPortIndexOutput]),
2623                            mPortBuffers[kPortIndexOutput].size());
2624                    TRESPASS();
2625                }
2626
2627                status_t err = mOMX->sendCommand(
2628                        mNode, OMX_CommandStateSet, OMX_StateLoaded);
2629
2630                CHECK_EQ(err, (status_t)OK);
2631
2632                err = freeBuffersOnPort(kPortIndexInput);
2633                CHECK_EQ(err, (status_t)OK);
2634
2635                err = freeBuffersOnPort(kPortIndexOutput);
2636                CHECK_EQ(err, (status_t)OK);
2637
2638                mPortStatus[kPortIndexInput] = ENABLED;
2639                mPortStatus[kPortIndexOutput] = ENABLED;
2640
2641                if ((mFlags & kEnableGrallocUsageProtected) &&
2642                        mNativeWindow != NULL) {
2643                    // We push enough 1x1 blank buffers to ensure that one of
2644                    // them has made it to the display.  This allows the OMX
2645                    // component teardown to zero out any protected buffers
2646                    // without the risk of scanning out one of those buffers.
2647                    pushBlankBuffersToNativeWindow();
2648                }
2649
2650                setState(IDLE_TO_LOADED);
2651            }
2652            break;
2653        }
2654
2655        case OMX_StateExecuting:
2656        {
2657            CHECK_EQ((int)mState, (int)IDLE_TO_EXECUTING);
2658
2659            CODEC_LOGV("Now Executing.");
2660
2661            mOutputPortSettingsChangedPending = false;
2662
2663            setState(EXECUTING);
2664
2665            // Buffers will be submitted to the component in the first
2666            // call to OMXCodec::read as mInitialBufferSubmit is true at
2667            // this point. This ensures that this on_message call returns,
2668            // releases the lock and ::init can notice the state change and
2669            // itself return.
2670            break;
2671        }
2672
2673        case OMX_StateLoaded:
2674        {
2675            CHECK_EQ((int)mState, (int)IDLE_TO_LOADED);
2676
2677            CODEC_LOGV("Now Loaded.");
2678
2679            setState(LOADED);
2680            break;
2681        }
2682
2683        case OMX_StateInvalid:
2684        {
2685            setState(ERROR);
2686            break;
2687        }
2688
2689        default:
2690        {
2691            CHECK(!"should not be here.");
2692            break;
2693        }
2694    }
2695}
2696
2697// static
2698size_t OMXCodec::countBuffersWeOwn(const Vector<BufferInfo> &buffers) {
2699    size_t n = 0;
2700    for (size_t i = 0; i < buffers.size(); ++i) {
2701        if (buffers[i].mStatus != OWNED_BY_COMPONENT) {
2702            ++n;
2703        }
2704    }
2705
2706    return n;
2707}
2708
2709status_t OMXCodec::freeBuffersOnPort(
2710        OMX_U32 portIndex, bool onlyThoseWeOwn) {
2711    Vector<BufferInfo> *buffers = &mPortBuffers[portIndex];
2712
2713    status_t stickyErr = OK;
2714
2715    for (size_t i = buffers->size(); i-- > 0;) {
2716        BufferInfo *info = &buffers->editItemAt(i);
2717
2718        if (onlyThoseWeOwn && info->mStatus == OWNED_BY_COMPONENT) {
2719            continue;
2720        }
2721
2722        CHECK(info->mStatus == OWNED_BY_US
2723                || info->mStatus == OWNED_BY_NATIVE_WINDOW);
2724
2725        CODEC_LOGV("freeing buffer %p on port %ld", info->mBuffer, portIndex);
2726
2727        status_t err = freeBuffer(portIndex, i);
2728
2729        if (err != OK) {
2730            stickyErr = err;
2731        }
2732
2733    }
2734
2735    CHECK(onlyThoseWeOwn || buffers->isEmpty());
2736
2737    return stickyErr;
2738}
2739
2740status_t OMXCodec::freeBuffer(OMX_U32 portIndex, size_t bufIndex) {
2741    Vector<BufferInfo> *buffers = &mPortBuffers[portIndex];
2742
2743    BufferInfo *info = &buffers->editItemAt(bufIndex);
2744
2745    status_t err = mOMX->freeBuffer(mNode, portIndex, info->mBuffer);
2746
2747    if (err == OK && info->mMediaBuffer != NULL) {
2748        CHECK_EQ(portIndex, (OMX_U32)kPortIndexOutput);
2749        info->mMediaBuffer->setObserver(NULL);
2750
2751        // Make sure nobody but us owns this buffer at this point.
2752        CHECK_EQ(info->mMediaBuffer->refcount(), 0);
2753
2754        // Cancel the buffer if it belongs to an ANativeWindow.
2755        sp<GraphicBuffer> graphicBuffer = info->mMediaBuffer->graphicBuffer();
2756        if (info->mStatus == OWNED_BY_US && graphicBuffer != 0) {
2757            err = cancelBufferToNativeWindow(info);
2758        }
2759
2760        info->mMediaBuffer->release();
2761        info->mMediaBuffer = NULL;
2762    }
2763
2764    if (err == OK) {
2765        buffers->removeAt(bufIndex);
2766    }
2767
2768    return err;
2769}
2770
2771void OMXCodec::onPortSettingsChanged(OMX_U32 portIndex) {
2772    CODEC_LOGV("PORT_SETTINGS_CHANGED(%ld)", portIndex);
2773
2774    CHECK_EQ((int)mState, (int)EXECUTING);
2775    CHECK_EQ(portIndex, (OMX_U32)kPortIndexOutput);
2776    CHECK(!mOutputPortSettingsChangedPending);
2777
2778    if (mPortStatus[kPortIndexOutput] != ENABLED) {
2779        CODEC_LOGV("Deferring output port settings change.");
2780        mOutputPortSettingsChangedPending = true;
2781        return;
2782    }
2783
2784    setState(RECONFIGURING);
2785
2786    if (mQuirks & kNeedsFlushBeforeDisable) {
2787        if (!flushPortAsync(portIndex)) {
2788            onCmdComplete(OMX_CommandFlush, portIndex);
2789        }
2790    } else {
2791        disablePortAsync(portIndex);
2792    }
2793}
2794
2795bool OMXCodec::flushPortAsync(OMX_U32 portIndex) {
2796    CHECK(mState == EXECUTING || mState == RECONFIGURING
2797            || mState == EXECUTING_TO_IDLE);
2798
2799    CODEC_LOGV("flushPortAsync(%ld): we own %d out of %d buffers already.",
2800         portIndex, countBuffersWeOwn(mPortBuffers[portIndex]),
2801         mPortBuffers[portIndex].size());
2802
2803    CHECK_EQ((int)mPortStatus[portIndex], (int)ENABLED);
2804    mPortStatus[portIndex] = SHUTTING_DOWN;
2805
2806    if ((mQuirks & kRequiresFlushCompleteEmulation)
2807        && countBuffersWeOwn(mPortBuffers[portIndex])
2808                == mPortBuffers[portIndex].size()) {
2809        // No flush is necessary and this component fails to send a
2810        // flush-complete event in this case.
2811
2812        return false;
2813    }
2814
2815    status_t err =
2816        mOMX->sendCommand(mNode, OMX_CommandFlush, portIndex);
2817    CHECK_EQ(err, (status_t)OK);
2818
2819    return true;
2820}
2821
2822void OMXCodec::disablePortAsync(OMX_U32 portIndex) {
2823    CHECK(mState == EXECUTING || mState == RECONFIGURING);
2824
2825    CHECK_EQ((int)mPortStatus[portIndex], (int)ENABLED);
2826    mPortStatus[portIndex] = DISABLING;
2827
2828    CODEC_LOGV("sending OMX_CommandPortDisable(%ld)", portIndex);
2829    status_t err =
2830        mOMX->sendCommand(mNode, OMX_CommandPortDisable, portIndex);
2831    CHECK_EQ(err, (status_t)OK);
2832
2833    freeBuffersOnPort(portIndex, true);
2834}
2835
2836status_t OMXCodec::enablePortAsync(OMX_U32 portIndex) {
2837    CHECK(mState == EXECUTING || mState == RECONFIGURING);
2838
2839    CHECK_EQ((int)mPortStatus[portIndex], (int)DISABLED);
2840    mPortStatus[portIndex] = ENABLING;
2841
2842    CODEC_LOGV("sending OMX_CommandPortEnable(%ld)", portIndex);
2843    return mOMX->sendCommand(mNode, OMX_CommandPortEnable, portIndex);
2844}
2845
2846void OMXCodec::fillOutputBuffers() {
2847    CHECK_EQ((int)mState, (int)EXECUTING);
2848
2849    // This is a workaround for some decoders not properly reporting
2850    // end-of-output-stream. If we own all input buffers and also own
2851    // all output buffers and we already signalled end-of-input-stream,
2852    // the end-of-output-stream is implied.
2853    if (mSignalledEOS
2854            && countBuffersWeOwn(mPortBuffers[kPortIndexInput])
2855                == mPortBuffers[kPortIndexInput].size()
2856            && countBuffersWeOwn(mPortBuffers[kPortIndexOutput])
2857                == mPortBuffers[kPortIndexOutput].size()) {
2858        mNoMoreOutputData = true;
2859        mBufferFilled.signal();
2860
2861        return;
2862    }
2863
2864    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexOutput];
2865    for (size_t i = 0; i < buffers->size(); ++i) {
2866        BufferInfo *info = &buffers->editItemAt(i);
2867        if (info->mStatus == OWNED_BY_US) {
2868            fillOutputBuffer(&buffers->editItemAt(i));
2869        }
2870    }
2871}
2872
2873void OMXCodec::drainInputBuffers() {
2874    CHECK(mState == EXECUTING || mState == RECONFIGURING);
2875
2876    if (mFlags & kUseSecureInputBuffers) {
2877        Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexInput];
2878        for (size_t i = 0; i < buffers->size(); ++i) {
2879            if (!drainAnyInputBuffer()
2880                    || (mFlags & kOnlySubmitOneInputBufferAtOneTime)) {
2881                break;
2882            }
2883        }
2884    } else {
2885        Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexInput];
2886        for (size_t i = 0; i < buffers->size(); ++i) {
2887            BufferInfo *info = &buffers->editItemAt(i);
2888
2889            if (info->mStatus != OWNED_BY_US) {
2890                continue;
2891            }
2892
2893            if (!drainInputBuffer(info)) {
2894                break;
2895            }
2896
2897            if (mFlags & kOnlySubmitOneInputBufferAtOneTime) {
2898                break;
2899            }
2900        }
2901    }
2902}
2903
2904bool OMXCodec::drainAnyInputBuffer() {
2905    return drainInputBuffer((BufferInfo *)NULL);
2906}
2907
2908OMXCodec::BufferInfo *OMXCodec::findInputBufferByDataPointer(void *ptr) {
2909    Vector<BufferInfo> *infos = &mPortBuffers[kPortIndexInput];
2910    for (size_t i = 0; i < infos->size(); ++i) {
2911        BufferInfo *info = &infos->editItemAt(i);
2912
2913        if (info->mData == ptr) {
2914            CODEC_LOGV(
2915                    "input buffer data ptr = %p, buffer_id = %p",
2916                    ptr,
2917                    info->mBuffer);
2918
2919            return info;
2920        }
2921    }
2922
2923    TRESPASS();
2924}
2925
2926OMXCodec::BufferInfo *OMXCodec::findEmptyInputBuffer() {
2927    Vector<BufferInfo> *infos = &mPortBuffers[kPortIndexInput];
2928    for (size_t i = 0; i < infos->size(); ++i) {
2929        BufferInfo *info = &infos->editItemAt(i);
2930
2931        if (info->mStatus == OWNED_BY_US) {
2932            return info;
2933        }
2934    }
2935
2936    TRESPASS();
2937}
2938
2939bool OMXCodec::drainInputBuffer(BufferInfo *info) {
2940    if (info != NULL) {
2941        CHECK_EQ((int)info->mStatus, (int)OWNED_BY_US);
2942    }
2943
2944    if (mSignalledEOS) {
2945        return false;
2946    }
2947
2948    if (mCodecSpecificDataIndex < mCodecSpecificData.size()) {
2949        CHECK(!(mFlags & kUseSecureInputBuffers));
2950
2951        const CodecSpecificData *specific =
2952            mCodecSpecificData[mCodecSpecificDataIndex];
2953
2954        size_t size = specific->mSize;
2955
2956        if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_AVC, mMIME)
2957                && !(mQuirks & kWantsNALFragments)) {
2958            static const uint8_t kNALStartCode[4] =
2959                    { 0x00, 0x00, 0x00, 0x01 };
2960
2961            CHECK(info->mSize >= specific->mSize + 4);
2962
2963            size += 4;
2964
2965            memcpy(info->mData, kNALStartCode, 4);
2966            memcpy((uint8_t *)info->mData + 4,
2967                   specific->mData, specific->mSize);
2968        } else {
2969            CHECK(info->mSize >= specific->mSize);
2970            memcpy(info->mData, specific->mData, specific->mSize);
2971        }
2972
2973        mNoMoreOutputData = false;
2974
2975        CODEC_LOGV("calling emptyBuffer with codec specific data");
2976
2977        status_t err = mOMX->emptyBuffer(
2978                mNode, info->mBuffer, 0, size,
2979                OMX_BUFFERFLAG_ENDOFFRAME | OMX_BUFFERFLAG_CODECCONFIG,
2980                0);
2981        CHECK_EQ(err, (status_t)OK);
2982
2983        info->mStatus = OWNED_BY_COMPONENT;
2984
2985        ++mCodecSpecificDataIndex;
2986        return true;
2987    }
2988
2989    if (mPaused) {
2990        return false;
2991    }
2992
2993    status_t err;
2994
2995    bool signalEOS = false;
2996    int64_t timestampUs = 0;
2997
2998    size_t offset = 0;
2999    int32_t n = 0;
3000
3001
3002    for (;;) {
3003        MediaBuffer *srcBuffer;
3004        if (mSeekTimeUs >= 0) {
3005            if (mLeftOverBuffer) {
3006                mLeftOverBuffer->release();
3007                mLeftOverBuffer = NULL;
3008            }
3009
3010            MediaSource::ReadOptions options;
3011            options.setSeekTo(mSeekTimeUs, mSeekMode);
3012
3013            mSeekTimeUs = -1;
3014            mSeekMode = ReadOptions::SEEK_CLOSEST_SYNC;
3015            mBufferFilled.signal();
3016
3017            err = mSource->read(&srcBuffer, &options);
3018
3019            if (err == OK) {
3020                int64_t targetTimeUs;
3021                if (srcBuffer->meta_data()->findInt64(
3022                            kKeyTargetTime, &targetTimeUs)
3023                        && targetTimeUs >= 0) {
3024                    CODEC_LOGV("targetTimeUs = %lld us", targetTimeUs);
3025                    mTargetTimeUs = targetTimeUs;
3026                } else {
3027                    mTargetTimeUs = -1;
3028                }
3029            }
3030        } else if (mLeftOverBuffer) {
3031            srcBuffer = mLeftOverBuffer;
3032            mLeftOverBuffer = NULL;
3033
3034            err = OK;
3035        } else {
3036            err = mSource->read(&srcBuffer);
3037        }
3038
3039        if (err != OK) {
3040            signalEOS = true;
3041            mFinalStatus = err;
3042            mSignalledEOS = true;
3043            mBufferFilled.signal();
3044            break;
3045        }
3046
3047        if (mFlags & kUseSecureInputBuffers) {
3048            info = findInputBufferByDataPointer(srcBuffer->data());
3049            CHECK(info != NULL);
3050        }
3051
3052        size_t remainingBytes = info->mSize - offset;
3053
3054        if (srcBuffer->range_length() > remainingBytes) {
3055            if (offset == 0) {
3056                CODEC_LOGE(
3057                     "Codec's input buffers are too small to accomodate "
3058                     "buffer read from source (info->mSize = %d, srcLength = %d)",
3059                     info->mSize, srcBuffer->range_length());
3060
3061                srcBuffer->release();
3062                srcBuffer = NULL;
3063
3064                setState(ERROR);
3065                return false;
3066            }
3067
3068            mLeftOverBuffer = srcBuffer;
3069            break;
3070        }
3071
3072        bool releaseBuffer = true;
3073        if (mIsEncoder && (mQuirks & kAvoidMemcopyInputRecordingFrames)) {
3074            CHECK(mOMXLivesLocally && offset == 0);
3075
3076            OMX_BUFFERHEADERTYPE *header =
3077                (OMX_BUFFERHEADERTYPE *)info->mBuffer;
3078
3079            CHECK(header->pBuffer == info->mData);
3080
3081            header->pBuffer =
3082                (OMX_U8 *)srcBuffer->data() + srcBuffer->range_offset();
3083
3084            releaseBuffer = false;
3085            info->mMediaBuffer = srcBuffer;
3086        } else {
3087            if (mFlags & kStoreMetaDataInVideoBuffers) {
3088                releaseBuffer = false;
3089                info->mMediaBuffer = srcBuffer;
3090            }
3091
3092            if (mFlags & kUseSecureInputBuffers) {
3093                // Data in "info" is already provided at this time.
3094
3095                releaseBuffer = false;
3096
3097                CHECK(info->mMediaBuffer == NULL);
3098                info->mMediaBuffer = srcBuffer;
3099            } else {
3100                CHECK(srcBuffer->data() != NULL) ;
3101                memcpy((uint8_t *)info->mData + offset,
3102                        (const uint8_t *)srcBuffer->data()
3103                            + srcBuffer->range_offset(),
3104                        srcBuffer->range_length());
3105            }
3106        }
3107
3108        int64_t lastBufferTimeUs;
3109        CHECK(srcBuffer->meta_data()->findInt64(kKeyTime, &lastBufferTimeUs));
3110        CHECK(lastBufferTimeUs >= 0);
3111        if (mIsEncoder && mIsVideo) {
3112            mDecodingTimeList.push_back(lastBufferTimeUs);
3113        }
3114
3115        if (offset == 0) {
3116            timestampUs = lastBufferTimeUs;
3117        }
3118
3119        offset += srcBuffer->range_length();
3120
3121        if (!strcasecmp(MEDIA_MIMETYPE_AUDIO_VORBIS, mMIME)) {
3122            CHECK(!(mQuirks & kSupportsMultipleFramesPerInputBuffer));
3123            CHECK_GE(info->mSize, offset + sizeof(int32_t));
3124
3125            int32_t numPageSamples;
3126            if (!srcBuffer->meta_data()->findInt32(
3127                        kKeyValidSamples, &numPageSamples)) {
3128                numPageSamples = -1;
3129            }
3130
3131            memcpy((uint8_t *)info->mData + offset,
3132                   &numPageSamples,
3133                   sizeof(numPageSamples));
3134
3135            offset += sizeof(numPageSamples);
3136        }
3137
3138        if (releaseBuffer) {
3139            srcBuffer->release();
3140            srcBuffer = NULL;
3141        }
3142
3143        ++n;
3144
3145        if (!(mQuirks & kSupportsMultipleFramesPerInputBuffer)) {
3146            break;
3147        }
3148
3149        int64_t coalescedDurationUs = lastBufferTimeUs - timestampUs;
3150
3151        if (coalescedDurationUs > 250000ll) {
3152            // Don't coalesce more than 250ms worth of encoded data at once.
3153            break;
3154        }
3155    }
3156
3157    if (n > 1) {
3158        ALOGV("coalesced %d frames into one input buffer", n);
3159    }
3160
3161    OMX_U32 flags = OMX_BUFFERFLAG_ENDOFFRAME;
3162
3163    if (signalEOS) {
3164        flags |= OMX_BUFFERFLAG_EOS;
3165    } else {
3166        mNoMoreOutputData = false;
3167    }
3168
3169    if (info == NULL) {
3170        CHECK(mFlags & kUseSecureInputBuffers);
3171        CHECK(signalEOS);
3172
3173        // This is fishy, there's still a MediaBuffer corresponding to this
3174        // info available to the source at this point even though we're going
3175        // to use it to signal EOS to the codec.
3176        info = findEmptyInputBuffer();
3177    }
3178
3179    CODEC_LOGV("Calling emptyBuffer on buffer %p (length %d), "
3180               "timestamp %lld us (%.2f secs)",
3181               info->mBuffer, offset,
3182               timestampUs, timestampUs / 1E6);
3183
3184    err = mOMX->emptyBuffer(
3185            mNode, info->mBuffer, 0, offset,
3186            flags, timestampUs);
3187
3188    if (err != OK) {
3189        setState(ERROR);
3190        return false;
3191    }
3192
3193    info->mStatus = OWNED_BY_COMPONENT;
3194
3195    return true;
3196}
3197
3198void OMXCodec::fillOutputBuffer(BufferInfo *info) {
3199    CHECK_EQ((int)info->mStatus, (int)OWNED_BY_US);
3200
3201    if (mNoMoreOutputData) {
3202        CODEC_LOGV("There is no more output data available, not "
3203             "calling fillOutputBuffer");
3204        return;
3205    }
3206
3207    CODEC_LOGV("Calling fillBuffer on buffer %p", info->mBuffer);
3208    status_t err = mOMX->fillBuffer(mNode, info->mBuffer);
3209
3210    if (err != OK) {
3211        CODEC_LOGE("fillBuffer failed w/ error 0x%08x", err);
3212
3213        setState(ERROR);
3214        return;
3215    }
3216
3217    info->mStatus = OWNED_BY_COMPONENT;
3218}
3219
3220bool OMXCodec::drainInputBuffer(IOMX::buffer_id buffer) {
3221    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexInput];
3222    for (size_t i = 0; i < buffers->size(); ++i) {
3223        if ((*buffers)[i].mBuffer == buffer) {
3224            return drainInputBuffer(&buffers->editItemAt(i));
3225        }
3226    }
3227
3228    CHECK(!"should not be here.");
3229
3230    return false;
3231}
3232
3233void OMXCodec::fillOutputBuffer(IOMX::buffer_id buffer) {
3234    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexOutput];
3235    for (size_t i = 0; i < buffers->size(); ++i) {
3236        if ((*buffers)[i].mBuffer == buffer) {
3237            fillOutputBuffer(&buffers->editItemAt(i));
3238            return;
3239        }
3240    }
3241
3242    CHECK(!"should not be here.");
3243}
3244
3245void OMXCodec::setState(State newState) {
3246    mState = newState;
3247    mAsyncCompletion.signal();
3248
3249    // This may cause some spurious wakeups but is necessary to
3250    // unblock the reader if we enter ERROR state.
3251    mBufferFilled.signal();
3252}
3253
3254status_t OMXCodec::waitForBufferFilled_l() {
3255
3256    if (mIsEncoder) {
3257        // For timelapse video recording, the timelapse video recording may
3258        // not send an input frame for a _long_ time. Do not use timeout
3259        // for video encoding.
3260        return mBufferFilled.wait(mLock);
3261    }
3262    status_t err = mBufferFilled.waitRelative(mLock, kBufferFilledEventTimeOutNs);
3263    if (err != OK) {
3264        CODEC_LOGE("Timed out waiting for output buffers: %d/%d",
3265            countBuffersWeOwn(mPortBuffers[kPortIndexInput]),
3266            countBuffersWeOwn(mPortBuffers[kPortIndexOutput]));
3267    }
3268    return err;
3269}
3270
3271void OMXCodec::setRawAudioFormat(
3272        OMX_U32 portIndex, int32_t sampleRate, int32_t numChannels) {
3273
3274    // port definition
3275    OMX_PARAM_PORTDEFINITIONTYPE def;
3276    InitOMXParams(&def);
3277    def.nPortIndex = portIndex;
3278    status_t err = mOMX->getParameter(
3279            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
3280    CHECK_EQ(err, (status_t)OK);
3281    def.format.audio.eEncoding = OMX_AUDIO_CodingPCM;
3282    CHECK_EQ(mOMX->setParameter(mNode, OMX_IndexParamPortDefinition,
3283            &def, sizeof(def)), (status_t)OK);
3284
3285    // pcm param
3286    OMX_AUDIO_PARAM_PCMMODETYPE pcmParams;
3287    InitOMXParams(&pcmParams);
3288    pcmParams.nPortIndex = portIndex;
3289
3290    err = mOMX->getParameter(
3291            mNode, OMX_IndexParamAudioPcm, &pcmParams, sizeof(pcmParams));
3292
3293    CHECK_EQ(err, (status_t)OK);
3294
3295    pcmParams.nChannels = numChannels;
3296    pcmParams.eNumData = OMX_NumericalDataSigned;
3297    pcmParams.bInterleaved = OMX_TRUE;
3298    pcmParams.nBitPerSample = 16;
3299    pcmParams.nSamplingRate = sampleRate;
3300    pcmParams.ePCMMode = OMX_AUDIO_PCMModeLinear;
3301
3302    CHECK_EQ(getOMXChannelMapping(
3303                numChannels, pcmParams.eChannelMapping), (status_t)OK);
3304
3305    err = mOMX->setParameter(
3306            mNode, OMX_IndexParamAudioPcm, &pcmParams, sizeof(pcmParams));
3307
3308    CHECK_EQ(err, (status_t)OK);
3309}
3310
3311static OMX_AUDIO_AMRBANDMODETYPE pickModeFromBitRate(bool isAMRWB, int32_t bps) {
3312    if (isAMRWB) {
3313        if (bps <= 6600) {
3314            return OMX_AUDIO_AMRBandModeWB0;
3315        } else if (bps <= 8850) {
3316            return OMX_AUDIO_AMRBandModeWB1;
3317        } else if (bps <= 12650) {
3318            return OMX_AUDIO_AMRBandModeWB2;
3319        } else if (bps <= 14250) {
3320            return OMX_AUDIO_AMRBandModeWB3;
3321        } else if (bps <= 15850) {
3322            return OMX_AUDIO_AMRBandModeWB4;
3323        } else if (bps <= 18250) {
3324            return OMX_AUDIO_AMRBandModeWB5;
3325        } else if (bps <= 19850) {
3326            return OMX_AUDIO_AMRBandModeWB6;
3327        } else if (bps <= 23050) {
3328            return OMX_AUDIO_AMRBandModeWB7;
3329        }
3330
3331        // 23850 bps
3332        return OMX_AUDIO_AMRBandModeWB8;
3333    } else {  // AMRNB
3334        if (bps <= 4750) {
3335            return OMX_AUDIO_AMRBandModeNB0;
3336        } else if (bps <= 5150) {
3337            return OMX_AUDIO_AMRBandModeNB1;
3338        } else if (bps <= 5900) {
3339            return OMX_AUDIO_AMRBandModeNB2;
3340        } else if (bps <= 6700) {
3341            return OMX_AUDIO_AMRBandModeNB3;
3342        } else if (bps <= 7400) {
3343            return OMX_AUDIO_AMRBandModeNB4;
3344        } else if (bps <= 7950) {
3345            return OMX_AUDIO_AMRBandModeNB5;
3346        } else if (bps <= 10200) {
3347            return OMX_AUDIO_AMRBandModeNB6;
3348        }
3349
3350        // 12200 bps
3351        return OMX_AUDIO_AMRBandModeNB7;
3352    }
3353}
3354
3355void OMXCodec::setAMRFormat(bool isWAMR, int32_t bitRate) {
3356    OMX_U32 portIndex = mIsEncoder ? kPortIndexOutput : kPortIndexInput;
3357
3358    OMX_AUDIO_PARAM_AMRTYPE def;
3359    InitOMXParams(&def);
3360    def.nPortIndex = portIndex;
3361
3362    status_t err =
3363        mOMX->getParameter(mNode, OMX_IndexParamAudioAmr, &def, sizeof(def));
3364
3365    CHECK_EQ(err, (status_t)OK);
3366
3367    def.eAMRFrameFormat = OMX_AUDIO_AMRFrameFormatFSF;
3368
3369    def.eAMRBandMode = pickModeFromBitRate(isWAMR, bitRate);
3370    err = mOMX->setParameter(mNode, OMX_IndexParamAudioAmr, &def, sizeof(def));
3371    CHECK_EQ(err, (status_t)OK);
3372
3373    ////////////////////////
3374
3375    if (mIsEncoder) {
3376        sp<MetaData> format = mSource->getFormat();
3377        int32_t sampleRate;
3378        int32_t numChannels;
3379        CHECK(format->findInt32(kKeySampleRate, &sampleRate));
3380        CHECK(format->findInt32(kKeyChannelCount, &numChannels));
3381
3382        setRawAudioFormat(kPortIndexInput, sampleRate, numChannels);
3383    }
3384}
3385
3386status_t OMXCodec::setAACFormat(
3387        int32_t numChannels, int32_t sampleRate, int32_t bitRate, int32_t aacProfile, bool isADTS) {
3388    if (numChannels > 2) {
3389        ALOGW("Number of channels: (%d) \n", numChannels);
3390    }
3391
3392    if (mIsEncoder) {
3393        if (isADTS) {
3394            return -EINVAL;
3395        }
3396
3397        //////////////// input port ////////////////////
3398        setRawAudioFormat(kPortIndexInput, sampleRate, numChannels);
3399
3400        //////////////// output port ////////////////////
3401        // format
3402        OMX_AUDIO_PARAM_PORTFORMATTYPE format;
3403        InitOMXParams(&format);
3404        format.nPortIndex = kPortIndexOutput;
3405        format.nIndex = 0;
3406        status_t err = OMX_ErrorNone;
3407        while (OMX_ErrorNone == err) {
3408            CHECK_EQ(mOMX->getParameter(mNode, OMX_IndexParamAudioPortFormat,
3409                    &format, sizeof(format)), (status_t)OK);
3410            if (format.eEncoding == OMX_AUDIO_CodingAAC) {
3411                break;
3412            }
3413            format.nIndex++;
3414        }
3415        CHECK_EQ((status_t)OK, err);
3416        CHECK_EQ(mOMX->setParameter(mNode, OMX_IndexParamAudioPortFormat,
3417                &format, sizeof(format)), (status_t)OK);
3418
3419        // port definition
3420        OMX_PARAM_PORTDEFINITIONTYPE def;
3421        InitOMXParams(&def);
3422        def.nPortIndex = kPortIndexOutput;
3423        CHECK_EQ(mOMX->getParameter(mNode, OMX_IndexParamPortDefinition,
3424                &def, sizeof(def)), (status_t)OK);
3425        def.format.audio.bFlagErrorConcealment = OMX_TRUE;
3426        def.format.audio.eEncoding = OMX_AUDIO_CodingAAC;
3427        CHECK_EQ(mOMX->setParameter(mNode, OMX_IndexParamPortDefinition,
3428                &def, sizeof(def)), (status_t)OK);
3429
3430        // profile
3431        OMX_AUDIO_PARAM_AACPROFILETYPE profile;
3432        InitOMXParams(&profile);
3433        profile.nPortIndex = kPortIndexOutput;
3434        CHECK_EQ(mOMX->getParameter(mNode, OMX_IndexParamAudioAac,
3435                &profile, sizeof(profile)), (status_t)OK);
3436        profile.nChannels = numChannels;
3437        profile.eChannelMode = (numChannels == 1?
3438                OMX_AUDIO_ChannelModeMono: OMX_AUDIO_ChannelModeStereo);
3439        profile.nSampleRate = sampleRate;
3440        profile.nBitRate = bitRate;
3441        profile.nAudioBandWidth = 0;
3442        profile.nFrameLength = 0;
3443        profile.nAACtools = OMX_AUDIO_AACToolAll;
3444        profile.nAACERtools = OMX_AUDIO_AACERNone;
3445        profile.eAACProfile = (OMX_AUDIO_AACPROFILETYPE) aacProfile;
3446        profile.eAACStreamFormat = OMX_AUDIO_AACStreamFormatMP4FF;
3447        err = mOMX->setParameter(mNode, OMX_IndexParamAudioAac,
3448                &profile, sizeof(profile));
3449
3450        if (err != OK) {
3451            CODEC_LOGE("setParameter('OMX_IndexParamAudioAac') failed "
3452                       "(err = %d)",
3453                       err);
3454            return err;
3455        }
3456    } else {
3457        OMX_AUDIO_PARAM_AACPROFILETYPE profile;
3458        InitOMXParams(&profile);
3459        profile.nPortIndex = kPortIndexInput;
3460
3461        status_t err = mOMX->getParameter(
3462                mNode, OMX_IndexParamAudioAac, &profile, sizeof(profile));
3463        CHECK_EQ(err, (status_t)OK);
3464
3465        profile.nChannels = numChannels;
3466        profile.nSampleRate = sampleRate;
3467
3468        profile.eAACStreamFormat =
3469            isADTS
3470                ? OMX_AUDIO_AACStreamFormatMP4ADTS
3471                : OMX_AUDIO_AACStreamFormatMP4FF;
3472
3473        err = mOMX->setParameter(
3474                mNode, OMX_IndexParamAudioAac, &profile, sizeof(profile));
3475
3476        if (err != OK) {
3477            CODEC_LOGE("setParameter('OMX_IndexParamAudioAac') failed "
3478                       "(err = %d)",
3479                       err);
3480            return err;
3481        }
3482    }
3483
3484    return OK;
3485}
3486
3487void OMXCodec::setG711Format(int32_t numChannels) {
3488    CHECK(!mIsEncoder);
3489    setRawAudioFormat(kPortIndexInput, 8000, numChannels);
3490}
3491
3492void OMXCodec::setImageOutputFormat(
3493        OMX_COLOR_FORMATTYPE format, OMX_U32 width, OMX_U32 height) {
3494    CODEC_LOGV("setImageOutputFormat(%ld, %ld)", width, height);
3495
3496#if 0
3497    OMX_INDEXTYPE index;
3498    status_t err = mOMX->get_extension_index(
3499            mNode, "OMX.TI.JPEG.decode.Config.OutputColorFormat", &index);
3500    CHECK_EQ(err, (status_t)OK);
3501
3502    err = mOMX->set_config(mNode, index, &format, sizeof(format));
3503    CHECK_EQ(err, (status_t)OK);
3504#endif
3505
3506    OMX_PARAM_PORTDEFINITIONTYPE def;
3507    InitOMXParams(&def);
3508    def.nPortIndex = kPortIndexOutput;
3509
3510    status_t err = mOMX->getParameter(
3511            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
3512    CHECK_EQ(err, (status_t)OK);
3513
3514    CHECK_EQ((int)def.eDomain, (int)OMX_PortDomainImage);
3515
3516    OMX_IMAGE_PORTDEFINITIONTYPE *imageDef = &def.format.image;
3517
3518    CHECK_EQ((int)imageDef->eCompressionFormat, (int)OMX_IMAGE_CodingUnused);
3519    imageDef->eColorFormat = format;
3520    imageDef->nFrameWidth = width;
3521    imageDef->nFrameHeight = height;
3522
3523    switch (format) {
3524        case OMX_COLOR_FormatYUV420PackedPlanar:
3525        case OMX_COLOR_FormatYUV411Planar:
3526        {
3527            def.nBufferSize = (width * height * 3) / 2;
3528            break;
3529        }
3530
3531        case OMX_COLOR_FormatCbYCrY:
3532        {
3533            def.nBufferSize = width * height * 2;
3534            break;
3535        }
3536
3537        case OMX_COLOR_Format32bitARGB8888:
3538        {
3539            def.nBufferSize = width * height * 4;
3540            break;
3541        }
3542
3543        case OMX_COLOR_Format16bitARGB4444:
3544        case OMX_COLOR_Format16bitARGB1555:
3545        case OMX_COLOR_Format16bitRGB565:
3546        case OMX_COLOR_Format16bitBGR565:
3547        {
3548            def.nBufferSize = width * height * 2;
3549            break;
3550        }
3551
3552        default:
3553            CHECK(!"Should not be here. Unknown color format.");
3554            break;
3555    }
3556
3557    def.nBufferCountActual = def.nBufferCountMin;
3558
3559    err = mOMX->setParameter(
3560            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
3561    CHECK_EQ(err, (status_t)OK);
3562}
3563
3564void OMXCodec::setJPEGInputFormat(
3565        OMX_U32 width, OMX_U32 height, OMX_U32 compressedSize) {
3566    OMX_PARAM_PORTDEFINITIONTYPE def;
3567    InitOMXParams(&def);
3568    def.nPortIndex = kPortIndexInput;
3569
3570    status_t err = mOMX->getParameter(
3571            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
3572    CHECK_EQ(err, (status_t)OK);
3573
3574    CHECK_EQ((int)def.eDomain, (int)OMX_PortDomainImage);
3575    OMX_IMAGE_PORTDEFINITIONTYPE *imageDef = &def.format.image;
3576
3577    CHECK_EQ((int)imageDef->eCompressionFormat, (int)OMX_IMAGE_CodingJPEG);
3578    imageDef->nFrameWidth = width;
3579    imageDef->nFrameHeight = height;
3580
3581    def.nBufferSize = compressedSize;
3582    def.nBufferCountActual = def.nBufferCountMin;
3583
3584    err = mOMX->setParameter(
3585            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
3586    CHECK_EQ(err, (status_t)OK);
3587}
3588
3589void OMXCodec::addCodecSpecificData(const void *data, size_t size) {
3590    CodecSpecificData *specific =
3591        (CodecSpecificData *)malloc(sizeof(CodecSpecificData) + size - 1);
3592
3593    specific->mSize = size;
3594    memcpy(specific->mData, data, size);
3595
3596    mCodecSpecificData.push(specific);
3597}
3598
3599void OMXCodec::clearCodecSpecificData() {
3600    for (size_t i = 0; i < mCodecSpecificData.size(); ++i) {
3601        free(mCodecSpecificData.editItemAt(i));
3602    }
3603    mCodecSpecificData.clear();
3604    mCodecSpecificDataIndex = 0;
3605}
3606
3607status_t OMXCodec::start(MetaData *meta) {
3608    Mutex::Autolock autoLock(mLock);
3609
3610    if (mState != LOADED) {
3611        return UNKNOWN_ERROR;
3612    }
3613
3614    sp<MetaData> params = new MetaData;
3615    if (mQuirks & kWantsNALFragments) {
3616        params->setInt32(kKeyWantsNALFragments, true);
3617    }
3618    if (meta) {
3619        int64_t startTimeUs = 0;
3620        int64_t timeUs;
3621        if (meta->findInt64(kKeyTime, &timeUs)) {
3622            startTimeUs = timeUs;
3623        }
3624        params->setInt64(kKeyTime, startTimeUs);
3625    }
3626
3627    mCodecSpecificDataIndex = 0;
3628    mInitialBufferSubmit = true;
3629    mSignalledEOS = false;
3630    mNoMoreOutputData = false;
3631    mOutputPortSettingsHaveChanged = false;
3632    mSeekTimeUs = -1;
3633    mSeekMode = ReadOptions::SEEK_CLOSEST_SYNC;
3634    mTargetTimeUs = -1;
3635    mFilledBuffers.clear();
3636    mPaused = false;
3637
3638    status_t err;
3639    if (mIsEncoder) {
3640        // Calling init() before starting its source so that we can configure,
3641        // if supported, the source to use exactly the same number of input
3642        // buffers as requested by the encoder.
3643        if ((err = init()) != OK) {
3644            return err;
3645        }
3646
3647        params->setInt32(kKeyNumBuffers, mPortBuffers[kPortIndexInput].size());
3648        return mSource->start(params.get());
3649    }
3650
3651    // Decoder case
3652    if ((err = mSource->start(params.get())) != OK) {
3653        return err;
3654    }
3655    return init();
3656}
3657
3658status_t OMXCodec::stop() {
3659    CODEC_LOGV("stop mState=%d", mState);
3660
3661    Mutex::Autolock autoLock(mLock);
3662
3663    while (isIntermediateState(mState)) {
3664        mAsyncCompletion.wait(mLock);
3665    }
3666
3667    bool isError = false;
3668    switch (mState) {
3669        case LOADED:
3670            break;
3671
3672        case ERROR:
3673        {
3674            if (mPortStatus[kPortIndexOutput] == ENABLING) {
3675                // Codec is in a wedged state (technical term)
3676                // We've seen an output port settings change from the codec,
3677                // We've disabled the output port, then freed the output
3678                // buffers, initiated re-enabling the output port but
3679                // failed to reallocate the output buffers.
3680                // There doesn't seem to be a way to orderly transition
3681                // from executing->idle and idle->loaded now that the
3682                // output port hasn't been reenabled yet...
3683                // Simply free as many resources as we can and pretend
3684                // that we're in LOADED state so that the destructor
3685                // will free the component instance without asserting.
3686                freeBuffersOnPort(kPortIndexInput, true /* onlyThoseWeOwn */);
3687                freeBuffersOnPort(kPortIndexOutput, true /* onlyThoseWeOwn */);
3688                setState(LOADED);
3689                break;
3690            } else {
3691                OMX_STATETYPE state = OMX_StateInvalid;
3692                status_t err = mOMX->getState(mNode, &state);
3693                CHECK_EQ(err, (status_t)OK);
3694
3695                if (state != OMX_StateExecuting) {
3696                    break;
3697                }
3698                // else fall through to the idling code
3699            }
3700
3701            isError = true;
3702        }
3703
3704        case EXECUTING:
3705        {
3706            setState(EXECUTING_TO_IDLE);
3707
3708            if (mQuirks & kRequiresFlushBeforeShutdown) {
3709                CODEC_LOGV("This component requires a flush before transitioning "
3710                     "from EXECUTING to IDLE...");
3711
3712                bool emulateInputFlushCompletion =
3713                    !flushPortAsync(kPortIndexInput);
3714
3715                bool emulateOutputFlushCompletion =
3716                    !flushPortAsync(kPortIndexOutput);
3717
3718                if (emulateInputFlushCompletion) {
3719                    onCmdComplete(OMX_CommandFlush, kPortIndexInput);
3720                }
3721
3722                if (emulateOutputFlushCompletion) {
3723                    onCmdComplete(OMX_CommandFlush, kPortIndexOutput);
3724                }
3725            } else {
3726                mPortStatus[kPortIndexInput] = SHUTTING_DOWN;
3727                mPortStatus[kPortIndexOutput] = SHUTTING_DOWN;
3728
3729                status_t err =
3730                    mOMX->sendCommand(mNode, OMX_CommandStateSet, OMX_StateIdle);
3731                CHECK_EQ(err, (status_t)OK);
3732            }
3733
3734            while (mState != LOADED && mState != ERROR) {
3735                mAsyncCompletion.wait(mLock);
3736            }
3737
3738            if (isError) {
3739                // We were in the ERROR state coming in, so restore that now
3740                // that we've idled the OMX component.
3741                setState(ERROR);
3742            }
3743
3744            break;
3745        }
3746
3747        default:
3748        {
3749            CHECK(!"should not be here.");
3750            break;
3751        }
3752    }
3753
3754    if (mLeftOverBuffer) {
3755        mLeftOverBuffer->release();
3756        mLeftOverBuffer = NULL;
3757    }
3758
3759    mSource->stop();
3760
3761    CODEC_LOGV("stopped in state %d", mState);
3762
3763    return OK;
3764}
3765
3766sp<MetaData> OMXCodec::getFormat() {
3767    Mutex::Autolock autoLock(mLock);
3768
3769    return mOutputFormat;
3770}
3771
3772status_t OMXCodec::read(
3773        MediaBuffer **buffer, const ReadOptions *options) {
3774    status_t err = OK;
3775    *buffer = NULL;
3776
3777    Mutex::Autolock autoLock(mLock);
3778
3779    if (mState != EXECUTING && mState != RECONFIGURING) {
3780        return UNKNOWN_ERROR;
3781    }
3782
3783    bool seeking = false;
3784    int64_t seekTimeUs;
3785    ReadOptions::SeekMode seekMode;
3786    if (options && options->getSeekTo(&seekTimeUs, &seekMode)) {
3787        seeking = true;
3788    }
3789
3790    if (mInitialBufferSubmit) {
3791        mInitialBufferSubmit = false;
3792
3793        if (seeking) {
3794            CHECK(seekTimeUs >= 0);
3795            mSeekTimeUs = seekTimeUs;
3796            mSeekMode = seekMode;
3797
3798            // There's no reason to trigger the code below, there's
3799            // nothing to flush yet.
3800            seeking = false;
3801            mPaused = false;
3802        }
3803
3804        drainInputBuffers();
3805
3806        if (mState == EXECUTING) {
3807            // Otherwise mState == RECONFIGURING and this code will trigger
3808            // after the output port is reenabled.
3809            fillOutputBuffers();
3810        }
3811    }
3812
3813    if (seeking) {
3814        while (mState == RECONFIGURING) {
3815            if ((err = waitForBufferFilled_l()) != OK) {
3816                return err;
3817            }
3818        }
3819
3820        if (mState != EXECUTING) {
3821            return UNKNOWN_ERROR;
3822        }
3823
3824        CODEC_LOGV("seeking to %lld us (%.2f secs)", seekTimeUs, seekTimeUs / 1E6);
3825
3826        mSignalledEOS = false;
3827
3828        CHECK(seekTimeUs >= 0);
3829        mSeekTimeUs = seekTimeUs;
3830        mSeekMode = seekMode;
3831
3832        mFilledBuffers.clear();
3833
3834        CHECK_EQ((int)mState, (int)EXECUTING);
3835
3836        bool emulateInputFlushCompletion = !flushPortAsync(kPortIndexInput);
3837        bool emulateOutputFlushCompletion = !flushPortAsync(kPortIndexOutput);
3838
3839        if (emulateInputFlushCompletion) {
3840            onCmdComplete(OMX_CommandFlush, kPortIndexInput);
3841        }
3842
3843        if (emulateOutputFlushCompletion) {
3844            onCmdComplete(OMX_CommandFlush, kPortIndexOutput);
3845        }
3846
3847        while (mSeekTimeUs >= 0) {
3848            if ((err = waitForBufferFilled_l()) != OK) {
3849                return err;
3850            }
3851        }
3852    }
3853
3854    while (mState != ERROR && !mNoMoreOutputData && mFilledBuffers.empty()) {
3855        if ((err = waitForBufferFilled_l()) != OK) {
3856            return err;
3857        }
3858    }
3859
3860    if (mState == ERROR) {
3861        return UNKNOWN_ERROR;
3862    }
3863
3864    if (mFilledBuffers.empty()) {
3865        return mSignalledEOS ? mFinalStatus : ERROR_END_OF_STREAM;
3866    }
3867
3868    if (mOutputPortSettingsHaveChanged) {
3869        mOutputPortSettingsHaveChanged = false;
3870
3871        return INFO_FORMAT_CHANGED;
3872    }
3873
3874    size_t index = *mFilledBuffers.begin();
3875    mFilledBuffers.erase(mFilledBuffers.begin());
3876
3877    BufferInfo *info = &mPortBuffers[kPortIndexOutput].editItemAt(index);
3878    CHECK_EQ((int)info->mStatus, (int)OWNED_BY_US);
3879    info->mStatus = OWNED_BY_CLIENT;
3880
3881    info->mMediaBuffer->add_ref();
3882    if (mSkipCutBuffer != NULL) {
3883        mSkipCutBuffer->submit(info->mMediaBuffer);
3884    }
3885    *buffer = info->mMediaBuffer;
3886
3887    return OK;
3888}
3889
3890void OMXCodec::signalBufferReturned(MediaBuffer *buffer) {
3891    Mutex::Autolock autoLock(mLock);
3892
3893    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexOutput];
3894    for (size_t i = 0; i < buffers->size(); ++i) {
3895        BufferInfo *info = &buffers->editItemAt(i);
3896
3897        if (info->mMediaBuffer == buffer) {
3898            CHECK_EQ((int)mPortStatus[kPortIndexOutput], (int)ENABLED);
3899            CHECK_EQ((int)info->mStatus, (int)OWNED_BY_CLIENT);
3900
3901            info->mStatus = OWNED_BY_US;
3902
3903            if (buffer->graphicBuffer() == 0) {
3904                fillOutputBuffer(info);
3905            } else {
3906                sp<MetaData> metaData = info->mMediaBuffer->meta_data();
3907                int32_t rendered = 0;
3908                if (!metaData->findInt32(kKeyRendered, &rendered)) {
3909                    rendered = 0;
3910                }
3911                if (!rendered) {
3912                    status_t err = cancelBufferToNativeWindow(info);
3913                    if (err < 0) {
3914                        return;
3915                    }
3916                }
3917
3918                info->mStatus = OWNED_BY_NATIVE_WINDOW;
3919
3920                // Dequeue the next buffer from the native window.
3921                BufferInfo *nextBufInfo = dequeueBufferFromNativeWindow();
3922                if (nextBufInfo == 0) {
3923                    return;
3924                }
3925
3926                // Give the buffer to the OMX node to fill.
3927                fillOutputBuffer(nextBufInfo);
3928            }
3929            return;
3930        }
3931    }
3932
3933    CHECK(!"should not be here.");
3934}
3935
3936static const char *imageCompressionFormatString(OMX_IMAGE_CODINGTYPE type) {
3937    static const char *kNames[] = {
3938        "OMX_IMAGE_CodingUnused",
3939        "OMX_IMAGE_CodingAutoDetect",
3940        "OMX_IMAGE_CodingJPEG",
3941        "OMX_IMAGE_CodingJPEG2K",
3942        "OMX_IMAGE_CodingEXIF",
3943        "OMX_IMAGE_CodingTIFF",
3944        "OMX_IMAGE_CodingGIF",
3945        "OMX_IMAGE_CodingPNG",
3946        "OMX_IMAGE_CodingLZW",
3947        "OMX_IMAGE_CodingBMP",
3948    };
3949
3950    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
3951
3952    if (type < 0 || (size_t)type >= numNames) {
3953        return "UNKNOWN";
3954    } else {
3955        return kNames[type];
3956    }
3957}
3958
3959static const char *colorFormatString(OMX_COLOR_FORMATTYPE type) {
3960    static const char *kNames[] = {
3961        "OMX_COLOR_FormatUnused",
3962        "OMX_COLOR_FormatMonochrome",
3963        "OMX_COLOR_Format8bitRGB332",
3964        "OMX_COLOR_Format12bitRGB444",
3965        "OMX_COLOR_Format16bitARGB4444",
3966        "OMX_COLOR_Format16bitARGB1555",
3967        "OMX_COLOR_Format16bitRGB565",
3968        "OMX_COLOR_Format16bitBGR565",
3969        "OMX_COLOR_Format18bitRGB666",
3970        "OMX_COLOR_Format18bitARGB1665",
3971        "OMX_COLOR_Format19bitARGB1666",
3972        "OMX_COLOR_Format24bitRGB888",
3973        "OMX_COLOR_Format24bitBGR888",
3974        "OMX_COLOR_Format24bitARGB1887",
3975        "OMX_COLOR_Format25bitARGB1888",
3976        "OMX_COLOR_Format32bitBGRA8888",
3977        "OMX_COLOR_Format32bitARGB8888",
3978        "OMX_COLOR_FormatYUV411Planar",
3979        "OMX_COLOR_FormatYUV411PackedPlanar",
3980        "OMX_COLOR_FormatYUV420Planar",
3981        "OMX_COLOR_FormatYUV420PackedPlanar",
3982        "OMX_COLOR_FormatYUV420SemiPlanar",
3983        "OMX_COLOR_FormatYUV422Planar",
3984        "OMX_COLOR_FormatYUV422PackedPlanar",
3985        "OMX_COLOR_FormatYUV422SemiPlanar",
3986        "OMX_COLOR_FormatYCbYCr",
3987        "OMX_COLOR_FormatYCrYCb",
3988        "OMX_COLOR_FormatCbYCrY",
3989        "OMX_COLOR_FormatCrYCbY",
3990        "OMX_COLOR_FormatYUV444Interleaved",
3991        "OMX_COLOR_FormatRawBayer8bit",
3992        "OMX_COLOR_FormatRawBayer10bit",
3993        "OMX_COLOR_FormatRawBayer8bitcompressed",
3994        "OMX_COLOR_FormatL2",
3995        "OMX_COLOR_FormatL4",
3996        "OMX_COLOR_FormatL8",
3997        "OMX_COLOR_FormatL16",
3998        "OMX_COLOR_FormatL24",
3999        "OMX_COLOR_FormatL32",
4000        "OMX_COLOR_FormatYUV420PackedSemiPlanar",
4001        "OMX_COLOR_FormatYUV422PackedSemiPlanar",
4002        "OMX_COLOR_Format18BitBGR666",
4003        "OMX_COLOR_Format24BitARGB6666",
4004        "OMX_COLOR_Format24BitABGR6666",
4005    };
4006
4007    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
4008
4009    if (type == OMX_TI_COLOR_FormatYUV420PackedSemiPlanar) {
4010        return "OMX_TI_COLOR_FormatYUV420PackedSemiPlanar";
4011    } else if (type == OMX_QCOM_COLOR_FormatYVU420SemiPlanar) {
4012        return "OMX_QCOM_COLOR_FormatYVU420SemiPlanar";
4013    } else if (type < 0 || (size_t)type >= numNames) {
4014        return "UNKNOWN";
4015    } else {
4016        return kNames[type];
4017    }
4018}
4019
4020static const char *videoCompressionFormatString(OMX_VIDEO_CODINGTYPE type) {
4021    static const char *kNames[] = {
4022        "OMX_VIDEO_CodingUnused",
4023        "OMX_VIDEO_CodingAutoDetect",
4024        "OMX_VIDEO_CodingMPEG2",
4025        "OMX_VIDEO_CodingH263",
4026        "OMX_VIDEO_CodingMPEG4",
4027        "OMX_VIDEO_CodingWMV",
4028        "OMX_VIDEO_CodingRV",
4029        "OMX_VIDEO_CodingAVC",
4030        "OMX_VIDEO_CodingMJPEG",
4031    };
4032
4033    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
4034
4035    if (type < 0 || (size_t)type >= numNames) {
4036        return "UNKNOWN";
4037    } else {
4038        return kNames[type];
4039    }
4040}
4041
4042static const char *audioCodingTypeString(OMX_AUDIO_CODINGTYPE type) {
4043    static const char *kNames[] = {
4044        "OMX_AUDIO_CodingUnused",
4045        "OMX_AUDIO_CodingAutoDetect",
4046        "OMX_AUDIO_CodingPCM",
4047        "OMX_AUDIO_CodingADPCM",
4048        "OMX_AUDIO_CodingAMR",
4049        "OMX_AUDIO_CodingGSMFR",
4050        "OMX_AUDIO_CodingGSMEFR",
4051        "OMX_AUDIO_CodingGSMHR",
4052        "OMX_AUDIO_CodingPDCFR",
4053        "OMX_AUDIO_CodingPDCEFR",
4054        "OMX_AUDIO_CodingPDCHR",
4055        "OMX_AUDIO_CodingTDMAFR",
4056        "OMX_AUDIO_CodingTDMAEFR",
4057        "OMX_AUDIO_CodingQCELP8",
4058        "OMX_AUDIO_CodingQCELP13",
4059        "OMX_AUDIO_CodingEVRC",
4060        "OMX_AUDIO_CodingSMV",
4061        "OMX_AUDIO_CodingG711",
4062        "OMX_AUDIO_CodingG723",
4063        "OMX_AUDIO_CodingG726",
4064        "OMX_AUDIO_CodingG729",
4065        "OMX_AUDIO_CodingAAC",
4066        "OMX_AUDIO_CodingMP3",
4067        "OMX_AUDIO_CodingSBC",
4068        "OMX_AUDIO_CodingVORBIS",
4069        "OMX_AUDIO_CodingWMA",
4070        "OMX_AUDIO_CodingRA",
4071        "OMX_AUDIO_CodingMIDI",
4072    };
4073
4074    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
4075
4076    if (type < 0 || (size_t)type >= numNames) {
4077        return "UNKNOWN";
4078    } else {
4079        return kNames[type];
4080    }
4081}
4082
4083static const char *audioPCMModeString(OMX_AUDIO_PCMMODETYPE type) {
4084    static const char *kNames[] = {
4085        "OMX_AUDIO_PCMModeLinear",
4086        "OMX_AUDIO_PCMModeALaw",
4087        "OMX_AUDIO_PCMModeMULaw",
4088    };
4089
4090    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
4091
4092    if (type < 0 || (size_t)type >= numNames) {
4093        return "UNKNOWN";
4094    } else {
4095        return kNames[type];
4096    }
4097}
4098
4099static const char *amrBandModeString(OMX_AUDIO_AMRBANDMODETYPE type) {
4100    static const char *kNames[] = {
4101        "OMX_AUDIO_AMRBandModeUnused",
4102        "OMX_AUDIO_AMRBandModeNB0",
4103        "OMX_AUDIO_AMRBandModeNB1",
4104        "OMX_AUDIO_AMRBandModeNB2",
4105        "OMX_AUDIO_AMRBandModeNB3",
4106        "OMX_AUDIO_AMRBandModeNB4",
4107        "OMX_AUDIO_AMRBandModeNB5",
4108        "OMX_AUDIO_AMRBandModeNB6",
4109        "OMX_AUDIO_AMRBandModeNB7",
4110        "OMX_AUDIO_AMRBandModeWB0",
4111        "OMX_AUDIO_AMRBandModeWB1",
4112        "OMX_AUDIO_AMRBandModeWB2",
4113        "OMX_AUDIO_AMRBandModeWB3",
4114        "OMX_AUDIO_AMRBandModeWB4",
4115        "OMX_AUDIO_AMRBandModeWB5",
4116        "OMX_AUDIO_AMRBandModeWB6",
4117        "OMX_AUDIO_AMRBandModeWB7",
4118        "OMX_AUDIO_AMRBandModeWB8",
4119    };
4120
4121    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
4122
4123    if (type < 0 || (size_t)type >= numNames) {
4124        return "UNKNOWN";
4125    } else {
4126        return kNames[type];
4127    }
4128}
4129
4130static const char *amrFrameFormatString(OMX_AUDIO_AMRFRAMEFORMATTYPE type) {
4131    static const char *kNames[] = {
4132        "OMX_AUDIO_AMRFrameFormatConformance",
4133        "OMX_AUDIO_AMRFrameFormatIF1",
4134        "OMX_AUDIO_AMRFrameFormatIF2",
4135        "OMX_AUDIO_AMRFrameFormatFSF",
4136        "OMX_AUDIO_AMRFrameFormatRTPPayload",
4137        "OMX_AUDIO_AMRFrameFormatITU",
4138    };
4139
4140    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
4141
4142    if (type < 0 || (size_t)type >= numNames) {
4143        return "UNKNOWN";
4144    } else {
4145        return kNames[type];
4146    }
4147}
4148
4149void OMXCodec::dumpPortStatus(OMX_U32 portIndex) {
4150    OMX_PARAM_PORTDEFINITIONTYPE def;
4151    InitOMXParams(&def);
4152    def.nPortIndex = portIndex;
4153
4154    status_t err = mOMX->getParameter(
4155            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
4156    CHECK_EQ(err, (status_t)OK);
4157
4158    printf("%s Port = {\n", portIndex == kPortIndexInput ? "Input" : "Output");
4159
4160    CHECK((portIndex == kPortIndexInput && def.eDir == OMX_DirInput)
4161          || (portIndex == kPortIndexOutput && def.eDir == OMX_DirOutput));
4162
4163    printf("  nBufferCountActual = %ld\n", def.nBufferCountActual);
4164    printf("  nBufferCountMin = %ld\n", def.nBufferCountMin);
4165    printf("  nBufferSize = %ld\n", def.nBufferSize);
4166
4167    switch (def.eDomain) {
4168        case OMX_PortDomainImage:
4169        {
4170            const OMX_IMAGE_PORTDEFINITIONTYPE *imageDef = &def.format.image;
4171
4172            printf("\n");
4173            printf("  // Image\n");
4174            printf("  nFrameWidth = %ld\n", imageDef->nFrameWidth);
4175            printf("  nFrameHeight = %ld\n", imageDef->nFrameHeight);
4176            printf("  nStride = %ld\n", imageDef->nStride);
4177
4178            printf("  eCompressionFormat = %s\n",
4179                   imageCompressionFormatString(imageDef->eCompressionFormat));
4180
4181            printf("  eColorFormat = %s\n",
4182                   colorFormatString(imageDef->eColorFormat));
4183
4184            break;
4185        }
4186
4187        case OMX_PortDomainVideo:
4188        {
4189            OMX_VIDEO_PORTDEFINITIONTYPE *videoDef = &def.format.video;
4190
4191            printf("\n");
4192            printf("  // Video\n");
4193            printf("  nFrameWidth = %ld\n", videoDef->nFrameWidth);
4194            printf("  nFrameHeight = %ld\n", videoDef->nFrameHeight);
4195            printf("  nStride = %ld\n", videoDef->nStride);
4196
4197            printf("  eCompressionFormat = %s\n",
4198                   videoCompressionFormatString(videoDef->eCompressionFormat));
4199
4200            printf("  eColorFormat = %s\n",
4201                   colorFormatString(videoDef->eColorFormat));
4202
4203            break;
4204        }
4205
4206        case OMX_PortDomainAudio:
4207        {
4208            OMX_AUDIO_PORTDEFINITIONTYPE *audioDef = &def.format.audio;
4209
4210            printf("\n");
4211            printf("  // Audio\n");
4212            printf("  eEncoding = %s\n",
4213                   audioCodingTypeString(audioDef->eEncoding));
4214
4215            if (audioDef->eEncoding == OMX_AUDIO_CodingPCM) {
4216                OMX_AUDIO_PARAM_PCMMODETYPE params;
4217                InitOMXParams(&params);
4218                params.nPortIndex = portIndex;
4219
4220                err = mOMX->getParameter(
4221                        mNode, OMX_IndexParamAudioPcm, &params, sizeof(params));
4222                CHECK_EQ(err, (status_t)OK);
4223
4224                printf("  nSamplingRate = %ld\n", params.nSamplingRate);
4225                printf("  nChannels = %ld\n", params.nChannels);
4226                printf("  bInterleaved = %d\n", params.bInterleaved);
4227                printf("  nBitPerSample = %ld\n", params.nBitPerSample);
4228
4229                printf("  eNumData = %s\n",
4230                       params.eNumData == OMX_NumericalDataSigned
4231                        ? "signed" : "unsigned");
4232
4233                printf("  ePCMMode = %s\n", audioPCMModeString(params.ePCMMode));
4234            } else if (audioDef->eEncoding == OMX_AUDIO_CodingAMR) {
4235                OMX_AUDIO_PARAM_AMRTYPE amr;
4236                InitOMXParams(&amr);
4237                amr.nPortIndex = portIndex;
4238
4239                err = mOMX->getParameter(
4240                        mNode, OMX_IndexParamAudioAmr, &amr, sizeof(amr));
4241                CHECK_EQ(err, (status_t)OK);
4242
4243                printf("  nChannels = %ld\n", amr.nChannels);
4244                printf("  eAMRBandMode = %s\n",
4245                        amrBandModeString(amr.eAMRBandMode));
4246                printf("  eAMRFrameFormat = %s\n",
4247                        amrFrameFormatString(amr.eAMRFrameFormat));
4248            }
4249
4250            break;
4251        }
4252
4253        default:
4254        {
4255            printf("  // Unknown\n");
4256            break;
4257        }
4258    }
4259
4260    printf("}\n");
4261}
4262
4263status_t OMXCodec::initNativeWindow() {
4264    // Enable use of a GraphicBuffer as the output for this node.  This must
4265    // happen before getting the IndexParamPortDefinition parameter because it
4266    // will affect the pixel format that the node reports.
4267    status_t err = mOMX->enableGraphicBuffers(mNode, kPortIndexOutput, OMX_TRUE);
4268    if (err != 0) {
4269        return err;
4270    }
4271
4272    return OK;
4273}
4274
4275void OMXCodec::initNativeWindowCrop() {
4276    int32_t left, top, right, bottom;
4277
4278    CHECK(mOutputFormat->findRect(
4279                        kKeyCropRect,
4280                        &left, &top, &right, &bottom));
4281
4282    android_native_rect_t crop;
4283    crop.left = left;
4284    crop.top = top;
4285    crop.right = right + 1;
4286    crop.bottom = bottom + 1;
4287
4288    // We'll ignore any errors here, if the surface is
4289    // already invalid, we'll know soon enough.
4290    native_window_set_crop(mNativeWindow.get(), &crop);
4291}
4292
4293void OMXCodec::initOutputFormat(const sp<MetaData> &inputFormat) {
4294    mOutputFormat = new MetaData;
4295    mOutputFormat->setCString(kKeyDecoderComponent, mComponentName);
4296    if (mIsEncoder) {
4297        int32_t timeScale;
4298        if (inputFormat->findInt32(kKeyTimeScale, &timeScale)) {
4299            mOutputFormat->setInt32(kKeyTimeScale, timeScale);
4300        }
4301    }
4302
4303    OMX_PARAM_PORTDEFINITIONTYPE def;
4304    InitOMXParams(&def);
4305    def.nPortIndex = kPortIndexOutput;
4306
4307    status_t err = mOMX->getParameter(
4308            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
4309    CHECK_EQ(err, (status_t)OK);
4310
4311    switch (def.eDomain) {
4312        case OMX_PortDomainImage:
4313        {
4314            OMX_IMAGE_PORTDEFINITIONTYPE *imageDef = &def.format.image;
4315            CHECK_EQ((int)imageDef->eCompressionFormat,
4316                     (int)OMX_IMAGE_CodingUnused);
4317
4318            mOutputFormat->setCString(kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_RAW);
4319            mOutputFormat->setInt32(kKeyColorFormat, imageDef->eColorFormat);
4320            mOutputFormat->setInt32(kKeyWidth, imageDef->nFrameWidth);
4321            mOutputFormat->setInt32(kKeyHeight, imageDef->nFrameHeight);
4322            break;
4323        }
4324
4325        case OMX_PortDomainAudio:
4326        {
4327            OMX_AUDIO_PORTDEFINITIONTYPE *audio_def = &def.format.audio;
4328
4329            if (audio_def->eEncoding == OMX_AUDIO_CodingPCM) {
4330                OMX_AUDIO_PARAM_PCMMODETYPE params;
4331                InitOMXParams(&params);
4332                params.nPortIndex = kPortIndexOutput;
4333
4334                err = mOMX->getParameter(
4335                        mNode, OMX_IndexParamAudioPcm, &params, sizeof(params));
4336                CHECK_EQ(err, (status_t)OK);
4337
4338                CHECK_EQ((int)params.eNumData, (int)OMX_NumericalDataSigned);
4339                CHECK_EQ(params.nBitPerSample, 16u);
4340                CHECK_EQ((int)params.ePCMMode, (int)OMX_AUDIO_PCMModeLinear);
4341
4342                int32_t numChannels, sampleRate;
4343                inputFormat->findInt32(kKeyChannelCount, &numChannels);
4344                inputFormat->findInt32(kKeySampleRate, &sampleRate);
4345
4346                if ((OMX_U32)numChannels != params.nChannels) {
4347                    ALOGV("Codec outputs a different number of channels than "
4348                         "the input stream contains (contains %d channels, "
4349                         "codec outputs %ld channels).",
4350                         numChannels, params.nChannels);
4351                }
4352
4353                if (sampleRate != (int32_t)params.nSamplingRate) {
4354                    ALOGV("Codec outputs at different sampling rate than "
4355                         "what the input stream contains (contains data at "
4356                         "%d Hz, codec outputs %lu Hz)",
4357                         sampleRate, params.nSamplingRate);
4358                }
4359
4360                mOutputFormat->setCString(
4361                        kKeyMIMEType, MEDIA_MIMETYPE_AUDIO_RAW);
4362
4363                // Use the codec-advertised number of channels, as some
4364                // codecs appear to output stereo even if the input data is
4365                // mono. If we know the codec lies about this information,
4366                // use the actual number of channels instead.
4367                mOutputFormat->setInt32(
4368                        kKeyChannelCount,
4369                        (mQuirks & kDecoderLiesAboutNumberOfChannels)
4370                            ? numChannels : params.nChannels);
4371
4372                mOutputFormat->setInt32(kKeySampleRate, params.nSamplingRate);
4373            } else if (audio_def->eEncoding == OMX_AUDIO_CodingAMR) {
4374                OMX_AUDIO_PARAM_AMRTYPE amr;
4375                InitOMXParams(&amr);
4376                amr.nPortIndex = kPortIndexOutput;
4377
4378                err = mOMX->getParameter(
4379                        mNode, OMX_IndexParamAudioAmr, &amr, sizeof(amr));
4380                CHECK_EQ(err, (status_t)OK);
4381
4382                CHECK_EQ(amr.nChannels, 1u);
4383                mOutputFormat->setInt32(kKeyChannelCount, 1);
4384
4385                if (amr.eAMRBandMode >= OMX_AUDIO_AMRBandModeNB0
4386                    && amr.eAMRBandMode <= OMX_AUDIO_AMRBandModeNB7) {
4387                    mOutputFormat->setCString(
4388                            kKeyMIMEType, MEDIA_MIMETYPE_AUDIO_AMR_NB);
4389                    mOutputFormat->setInt32(kKeySampleRate, 8000);
4390                } else if (amr.eAMRBandMode >= OMX_AUDIO_AMRBandModeWB0
4391                            && amr.eAMRBandMode <= OMX_AUDIO_AMRBandModeWB8) {
4392                    mOutputFormat->setCString(
4393                            kKeyMIMEType, MEDIA_MIMETYPE_AUDIO_AMR_WB);
4394                    mOutputFormat->setInt32(kKeySampleRate, 16000);
4395                } else {
4396                    CHECK(!"Unknown AMR band mode.");
4397                }
4398            } else if (audio_def->eEncoding == OMX_AUDIO_CodingAAC) {
4399                mOutputFormat->setCString(
4400                        kKeyMIMEType, MEDIA_MIMETYPE_AUDIO_AAC);
4401                int32_t numChannels, sampleRate, bitRate;
4402                inputFormat->findInt32(kKeyChannelCount, &numChannels);
4403                inputFormat->findInt32(kKeySampleRate, &sampleRate);
4404                inputFormat->findInt32(kKeyBitRate, &bitRate);
4405                mOutputFormat->setInt32(kKeyChannelCount, numChannels);
4406                mOutputFormat->setInt32(kKeySampleRate, sampleRate);
4407                mOutputFormat->setInt32(kKeyBitRate, bitRate);
4408            } else {
4409                CHECK(!"Should not be here. Unknown audio encoding.");
4410            }
4411            break;
4412        }
4413
4414        case OMX_PortDomainVideo:
4415        {
4416            OMX_VIDEO_PORTDEFINITIONTYPE *video_def = &def.format.video;
4417
4418            if (video_def->eCompressionFormat == OMX_VIDEO_CodingUnused) {
4419                mOutputFormat->setCString(
4420                        kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_RAW);
4421            } else if (video_def->eCompressionFormat == OMX_VIDEO_CodingMPEG4) {
4422                mOutputFormat->setCString(
4423                        kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_MPEG4);
4424            } else if (video_def->eCompressionFormat == OMX_VIDEO_CodingH263) {
4425                mOutputFormat->setCString(
4426                        kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_H263);
4427            } else if (video_def->eCompressionFormat == OMX_VIDEO_CodingAVC) {
4428                mOutputFormat->setCString(
4429                        kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_AVC);
4430            } else {
4431                CHECK(!"Unknown compression format.");
4432            }
4433
4434            mOutputFormat->setInt32(kKeyWidth, video_def->nFrameWidth);
4435            mOutputFormat->setInt32(kKeyHeight, video_def->nFrameHeight);
4436            mOutputFormat->setInt32(kKeyColorFormat, video_def->eColorFormat);
4437
4438            if (!mIsEncoder) {
4439                OMX_CONFIG_RECTTYPE rect;
4440                InitOMXParams(&rect);
4441                rect.nPortIndex = kPortIndexOutput;
4442                status_t err =
4443                        mOMX->getConfig(
4444                            mNode, OMX_IndexConfigCommonOutputCrop,
4445                            &rect, sizeof(rect));
4446
4447                CODEC_LOGI(
4448                        "video dimensions are %ld x %ld",
4449                        video_def->nFrameWidth, video_def->nFrameHeight);
4450
4451                if (err == OK) {
4452                    CHECK_GE(rect.nLeft, 0);
4453                    CHECK_GE(rect.nTop, 0);
4454                    CHECK_GE(rect.nWidth, 0u);
4455                    CHECK_GE(rect.nHeight, 0u);
4456                    CHECK_LE(rect.nLeft + rect.nWidth - 1, video_def->nFrameWidth);
4457                    CHECK_LE(rect.nTop + rect.nHeight - 1, video_def->nFrameHeight);
4458
4459                    mOutputFormat->setRect(
4460                            kKeyCropRect,
4461                            rect.nLeft,
4462                            rect.nTop,
4463                            rect.nLeft + rect.nWidth - 1,
4464                            rect.nTop + rect.nHeight - 1);
4465
4466                    CODEC_LOGI(
4467                            "Crop rect is %ld x %ld @ (%ld, %ld)",
4468                            rect.nWidth, rect.nHeight, rect.nLeft, rect.nTop);
4469                } else {
4470                    mOutputFormat->setRect(
4471                            kKeyCropRect,
4472                            0, 0,
4473                            video_def->nFrameWidth - 1,
4474                            video_def->nFrameHeight - 1);
4475                }
4476
4477                if (mNativeWindow != NULL) {
4478                     initNativeWindowCrop();
4479                }
4480            }
4481            break;
4482        }
4483
4484        default:
4485        {
4486            CHECK(!"should not be here, neither audio nor video.");
4487            break;
4488        }
4489    }
4490
4491    // If the input format contains rotation information, flag the output
4492    // format accordingly.
4493
4494    int32_t rotationDegrees;
4495    if (mSource->getFormat()->findInt32(kKeyRotation, &rotationDegrees)) {
4496        mOutputFormat->setInt32(kKeyRotation, rotationDegrees);
4497    }
4498}
4499
4500status_t OMXCodec::pause() {
4501    Mutex::Autolock autoLock(mLock);
4502
4503    mPaused = true;
4504
4505    return OK;
4506}
4507
4508////////////////////////////////////////////////////////////////////////////////
4509
4510status_t QueryCodecs(
4511        const sp<IOMX> &omx,
4512        const char *mime, bool queryDecoders, bool hwCodecOnly,
4513        Vector<CodecCapabilities> *results) {
4514    Vector<String8> matchingCodecs;
4515    results->clear();
4516
4517    OMXCodec::findMatchingCodecs(mime,
4518            !queryDecoders /*createEncoder*/,
4519            NULL /*matchComponentName*/,
4520            hwCodecOnly ? OMXCodec::kHardwareCodecsOnly : 0 /*flags*/,
4521            &matchingCodecs);
4522
4523    for (size_t c = 0; c < matchingCodecs.size(); c++) {
4524        const char *componentName = matchingCodecs.itemAt(c).string();
4525
4526        results->push();
4527        CodecCapabilities *caps = &results->editItemAt(results->size() - 1);
4528
4529        status_t err =
4530            QueryCodec(omx, componentName, mime, !queryDecoders, caps);
4531
4532        if (err != OK) {
4533            results->removeAt(results->size() - 1);
4534        }
4535    }
4536
4537    return OK;
4538}
4539
4540status_t QueryCodec(
4541        const sp<IOMX> &omx,
4542        const char *componentName, const char *mime,
4543        bool isEncoder,
4544        CodecCapabilities *caps) {
4545    if (strncmp(componentName, "OMX.", 4)) {
4546        // Not an OpenMax component but a software codec.
4547
4548        caps->mComponentName = componentName;
4549        return OK;
4550    }
4551
4552    sp<OMXCodecObserver> observer = new OMXCodecObserver;
4553    IOMX::node_id node;
4554    status_t err = omx->allocateNode(componentName, observer, &node);
4555
4556    if (err != OK) {
4557        return err;
4558    }
4559
4560    OMXCodec::setComponentRole(omx, node, isEncoder, mime);
4561
4562    caps->mComponentName = componentName;
4563
4564    OMX_VIDEO_PARAM_PROFILELEVELTYPE param;
4565    InitOMXParams(&param);
4566
4567    param.nPortIndex = !isEncoder ? 0 : 1;
4568
4569    for (param.nProfileIndex = 0;; ++param.nProfileIndex) {
4570        err = omx->getParameter(
4571                node, OMX_IndexParamVideoProfileLevelQuerySupported,
4572                &param, sizeof(param));
4573
4574        if (err != OK) {
4575            break;
4576        }
4577
4578        CodecProfileLevel profileLevel;
4579        profileLevel.mProfile = param.eProfile;
4580        profileLevel.mLevel = param.eLevel;
4581
4582        caps->mProfileLevels.push(profileLevel);
4583    }
4584
4585    // Color format query
4586    OMX_VIDEO_PARAM_PORTFORMATTYPE portFormat;
4587    InitOMXParams(&portFormat);
4588    portFormat.nPortIndex = !isEncoder ? 1 : 0;
4589    for (portFormat.nIndex = 0;; ++portFormat.nIndex)  {
4590        err = omx->getParameter(
4591                node, OMX_IndexParamVideoPortFormat,
4592                &portFormat, sizeof(portFormat));
4593        if (err != OK) {
4594            break;
4595        }
4596        caps->mColorFormats.push(portFormat.eColorFormat);
4597    }
4598
4599    CHECK_EQ(omx->freeNode(node), (status_t)OK);
4600
4601    return OK;
4602}
4603
4604status_t QueryCodecs(
4605        const sp<IOMX> &omx,
4606        const char *mimeType, bool queryDecoders,
4607        Vector<CodecCapabilities> *results) {
4608    return QueryCodecs(omx, mimeType, queryDecoders, false /*hwCodecOnly*/, results);
4609}
4610
4611void OMXCodec::restorePatchedDataPointer(BufferInfo *info) {
4612    CHECK(mIsEncoder && (mQuirks & kAvoidMemcopyInputRecordingFrames));
4613    CHECK(mOMXLivesLocally);
4614
4615    OMX_BUFFERHEADERTYPE *header = (OMX_BUFFERHEADERTYPE *)info->mBuffer;
4616    header->pBuffer = (OMX_U8 *)info->mData;
4617}
4618
4619// These are supposed be equivalent to the logic in
4620// "audio_channel_out_mask_from_count".
4621status_t getOMXChannelMapping(size_t numChannels, OMX_AUDIO_CHANNELTYPE map[]) {
4622    switch (numChannels) {
4623        case 1:
4624            map[0] = OMX_AUDIO_ChannelCF;
4625            break;
4626        case 2:
4627            map[0] = OMX_AUDIO_ChannelLF;
4628            map[1] = OMX_AUDIO_ChannelRF;
4629            break;
4630        case 3:
4631            map[0] = OMX_AUDIO_ChannelLF;
4632            map[1] = OMX_AUDIO_ChannelRF;
4633            map[2] = OMX_AUDIO_ChannelCF;
4634            break;
4635        case 4:
4636            map[0] = OMX_AUDIO_ChannelLF;
4637            map[1] = OMX_AUDIO_ChannelRF;
4638            map[2] = OMX_AUDIO_ChannelLR;
4639            map[3] = OMX_AUDIO_ChannelRR;
4640            break;
4641        case 5:
4642            map[0] = OMX_AUDIO_ChannelLF;
4643            map[1] = OMX_AUDIO_ChannelRF;
4644            map[2] = OMX_AUDIO_ChannelCF;
4645            map[3] = OMX_AUDIO_ChannelLR;
4646            map[4] = OMX_AUDIO_ChannelRR;
4647            break;
4648        case 6:
4649            map[0] = OMX_AUDIO_ChannelLF;
4650            map[1] = OMX_AUDIO_ChannelRF;
4651            map[2] = OMX_AUDIO_ChannelCF;
4652            map[3] = OMX_AUDIO_ChannelLFE;
4653            map[4] = OMX_AUDIO_ChannelLR;
4654            map[5] = OMX_AUDIO_ChannelRR;
4655            break;
4656        case 7:
4657            map[0] = OMX_AUDIO_ChannelLF;
4658            map[1] = OMX_AUDIO_ChannelRF;
4659            map[2] = OMX_AUDIO_ChannelCF;
4660            map[3] = OMX_AUDIO_ChannelLFE;
4661            map[4] = OMX_AUDIO_ChannelLR;
4662            map[5] = OMX_AUDIO_ChannelRR;
4663            map[6] = OMX_AUDIO_ChannelCS;
4664            break;
4665        case 8:
4666            map[0] = OMX_AUDIO_ChannelLF;
4667            map[1] = OMX_AUDIO_ChannelRF;
4668            map[2] = OMX_AUDIO_ChannelCF;
4669            map[3] = OMX_AUDIO_ChannelLFE;
4670            map[4] = OMX_AUDIO_ChannelLR;
4671            map[5] = OMX_AUDIO_ChannelRR;
4672            map[6] = OMX_AUDIO_ChannelLS;
4673            map[7] = OMX_AUDIO_ChannelRS;
4674            break;
4675        default:
4676            return -EINVAL;
4677    }
4678
4679    return OK;
4680}
4681
4682}  // namespace android
4683