OMXCodec.cpp revision b7802d9ee9c9dbb471ae4f010bd67ba1aaa9f264 
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 <binder/IServiceManager.h>
22#include <binder/MemoryDealer.h>
23#include <binder/ProcessState.h>
24#include <media/IMediaPlayerService.h>
25#include <media/stagefright/ESDS.h>
26#include <media/stagefright/MediaBuffer.h>
27#include <media/stagefright/MediaBufferGroup.h>
28#include <media/stagefright/MediaDebug.h>
29#include <media/stagefright/MediaExtractor.h>
30#include <media/stagefright/MetaData.h>
31#include <media/stagefright/MmapSource.h>
32#include <media/stagefright/OMXCodec.h>
33#include <media/stagefright/Utils.h>
34#include <utils/Vector.h>
35
36#include <OMX_Audio.h>
37#include <OMX_Component.h>
38
39namespace android {
40
41struct CodecInfo {
42    const char *mime;
43    const char *codec;
44};
45
46static const CodecInfo kDecoderInfo[] = {
47    { "image/jpeg", "OMX.TI.JPEG.decode" },
48    { "audio/mpeg", "OMX.TI.MP3.decode" },
49    { "audio/mpeg", "OMX.PV.mp3dec" },
50    { "audio/3gpp", "OMX.TI.AMR.decode" },
51    { "audio/3gpp", "OMX.PV.amrdec" },
52    { "audio/mp4a-latm", "OMX.TI.AAC.decode" },
53    { "audio/mp4a-latm", "OMX.PV.aacdec" },
54    { "video/mp4v-es", "OMX.qcom.video.decoder.mpeg4" },
55    { "video/mp4v-es", "OMX.TI.Video.Decoder" },
56    { "video/mp4v-es", "OMX.PV.mpeg4dec" },
57    { "video/3gpp", "OMX.qcom.video.decoder.h263" },
58    { "video/3gpp", "OMX.TI.Video.Decoder" },
59    { "video/3gpp", "OMX.PV.h263dec" },
60    { "video/avc", "OMX.qcom.video.decoder.avc" },
61    { "video/avc", "OMX.TI.Video.Decoder" },
62    { "video/avc", "OMX.PV.avcdec" },
63};
64
65static const CodecInfo kEncoderInfo[] = {
66    { "audio/3gpp", "OMX.TI.AMR.encode" },
67    { "audio/3gpp", "OMX.PV.amrencnb" },
68    { "audio/mp4a-latm", "OMX.TI.AAC.encode" },
69    { "audio/mp4a-latm", "OMX.PV.aacenc" },
70    { "video/mp4v-es", "OMX.qcom.video.encoder.mpeg4" },
71    { "video/mp4v-es", "OMX.TI.Video.encoder" },
72    { "video/mp4v-es", "OMX.PV.mpeg4enc" },
73    { "video/3gpp", "OMX.qcom.video.encoder.h263" },
74    { "video/3gpp", "OMX.TI.Video.encoder" },
75    { "video/3gpp", "OMX.PV.h263enc" },
76    { "video/avc", "OMX.TI.Video.encoder" },
77    { "video/avc", "OMX.PV.avcenc" },
78};
79
80#define CODEC_LOGV(x, ...) LOGV("[%s] "x, mComponentName, ##__VA_ARGS__)
81
82struct OMXCodecObserver : public BnOMXObserver {
83    OMXCodecObserver(const wp<OMXCodec> &target)
84        : mTarget(target) {
85    }
86
87    // from IOMXObserver
88    virtual void on_message(const omx_message &msg) {
89        sp<OMXCodec> codec = mTarget.promote();
90
91        if (codec.get() != NULL) {
92            codec->on_message(msg);
93        }
94    }
95
96protected:
97    virtual ~OMXCodecObserver() {}
98
99private:
100    wp<OMXCodec> mTarget;
101
102    OMXCodecObserver(const OMXCodecObserver &);
103    OMXCodecObserver &operator=(const OMXCodecObserver &);
104};
105
106static const char *GetCodec(const CodecInfo *info, size_t numInfos,
107                            const char *mime, int index) {
108    CHECK(index >= 0);
109    for(size_t i = 0; i < numInfos; ++i) {
110        if (!strcasecmp(mime, info[i].mime)) {
111            if (index == 0) {
112                return info[i].codec;
113            }
114
115            --index;
116        }
117    }
118
119    return NULL;
120}
121
122enum {
123    kAVCProfileBaseline      = 0x42,
124    kAVCProfileMain          = 0x4d,
125    kAVCProfileExtended      = 0x58,
126    kAVCProfileHigh          = 0x64,
127    kAVCProfileHigh10        = 0x6e,
128    kAVCProfileHigh422       = 0x7a,
129    kAVCProfileHigh444       = 0xf4,
130    kAVCProfileCAVLC444Intra = 0x2c
131};
132
133static const char *AVCProfileToString(uint8_t profile) {
134    switch (profile) {
135        case kAVCProfileBaseline:
136            return "Baseline";
137        case kAVCProfileMain:
138            return "Main";
139        case kAVCProfileExtended:
140            return "Extended";
141        case kAVCProfileHigh:
142            return "High";
143        case kAVCProfileHigh10:
144            return "High 10";
145        case kAVCProfileHigh422:
146            return "High 422";
147        case kAVCProfileHigh444:
148            return "High 444";
149        case kAVCProfileCAVLC444Intra:
150            return "CAVLC 444 Intra";
151        default:   return "Unknown";
152    }
153}
154
155template<class T>
156static void InitOMXParams(T *params) {
157    params->nSize = sizeof(T);
158    params->nVersion.s.nVersionMajor = 1;
159    params->nVersion.s.nVersionMinor = 0;
160    params->nVersion.s.nRevision = 0;
161    params->nVersion.s.nStep = 0;
162}
163
164// static
165sp<OMXCodec> OMXCodec::Create(
166        const sp<IOMX> &omx,
167        const sp<MetaData> &meta, bool createEncoder,
168        const sp<MediaSource> &source) {
169    const char *mime;
170    bool success = meta->findCString(kKeyMIMEType, &mime);
171    CHECK(success);
172
173    const char *componentName = NULL;
174    IOMX::node_id node = 0;
175    for (int index = 0;; ++index) {
176        if (createEncoder) {
177            componentName = GetCodec(
178                    kEncoderInfo, sizeof(kEncoderInfo) / sizeof(kEncoderInfo[0]),
179                    mime, index);
180        } else {
181            componentName = GetCodec(
182                    kDecoderInfo, sizeof(kDecoderInfo) / sizeof(kDecoderInfo[0]),
183                    mime, index);
184        }
185
186        if (!componentName) {
187            return NULL;
188        }
189
190        LOGV("Attempting to allocate OMX node '%s'", componentName);
191
192        status_t err = omx->allocate_node(componentName, &node);
193        if (err == OK) {
194            LOGI("Successfully allocated OMX node '%s'", componentName);
195            break;
196        }
197    }
198
199    uint32_t quirks = 0;
200    if (!strcmp(componentName, "OMX.PV.avcdec")) {
201        quirks |= kWantsNALFragments;
202    }
203    if (!strcmp(componentName, "OMX.TI.MP3.decode")) {
204        quirks |= kNeedsFlushBeforeDisable;
205    }
206    if (!strcmp(componentName, "OMX.TI.AAC.decode")) {
207        quirks |= kNeedsFlushBeforeDisable;
208        quirks |= kRequiresFlushCompleteEmulation;
209
210        // The following is currently necessary for proper shutdown
211        // behaviour, but NOT enabled by default in order to make the
212        // bug reproducible...
213        // quirks |= kRequiresFlushBeforeShutdown;
214    }
215    if (!strncmp(componentName, "OMX.qcom.video.encoder.", 23)) {
216        quirks |= kRequiresLoadedToIdleAfterAllocation;
217        quirks |= kRequiresAllocateBufferOnInputPorts;
218    }
219    if (!strncmp(componentName, "OMX.qcom.video.decoder.", 23)) {
220        // XXX Required on P....on only.
221        quirks |= kRequiresAllocateBufferOnOutputPorts;
222    }
223
224    sp<OMXCodec> codec = new OMXCodec(
225            omx, node, quirks, createEncoder, mime, componentName,
226            source);
227
228    uint32_t type;
229    const void *data;
230    size_t size;
231    if (meta->findData(kKeyESDS, &type, &data, &size)) {
232        ESDS esds((const char *)data, size);
233        CHECK_EQ(esds.InitCheck(), OK);
234
235        const void *codec_specific_data;
236        size_t codec_specific_data_size;
237        esds.getCodecSpecificInfo(
238                &codec_specific_data, &codec_specific_data_size);
239
240        printf("found codec-specific data of size %d\n",
241               codec_specific_data_size);
242
243        codec->addCodecSpecificData(
244                codec_specific_data, codec_specific_data_size);
245    } else if (meta->findData(kKeyAVCC, &type, &data, &size)) {
246        printf("found avcc of size %d\n", size);
247
248        // Parse the AVCDecoderConfigurationRecord
249
250        const uint8_t *ptr = (const uint8_t *)data;
251
252        CHECK(size >= 7);
253        CHECK_EQ(ptr[0], 1);  // configurationVersion == 1
254        uint8_t profile = ptr[1];
255        uint8_t level = ptr[3];
256
257        CHECK((ptr[4] >> 2) == 0x3f);  // reserved
258
259        size_t lengthSize = 1 + (ptr[4] & 3);
260
261        // commented out check below as H264_QVGA_500_NO_AUDIO.3gp
262        // violates it...
263        // CHECK((ptr[5] >> 5) == 7);  // reserved
264
265        size_t numSeqParameterSets = ptr[5] & 31;
266
267        ptr += 6;
268        size -= 6;
269
270        for (size_t i = 0; i < numSeqParameterSets; ++i) {
271            CHECK(size >= 2);
272            size_t length = U16_AT(ptr);
273
274            ptr += 2;
275            size -= 2;
276
277            CHECK(size >= length);
278
279            codec->addCodecSpecificData(ptr, length);
280
281            ptr += length;
282            size -= length;
283        }
284
285        CHECK(size >= 1);
286        size_t numPictureParameterSets = *ptr;
287        ++ptr;
288        --size;
289
290        for (size_t i = 0; i < numPictureParameterSets; ++i) {
291            CHECK(size >= 2);
292            size_t length = U16_AT(ptr);
293
294            ptr += 2;
295            size -= 2;
296
297            CHECK(size >= length);
298
299            codec->addCodecSpecificData(ptr, length);
300
301            ptr += length;
302            size -= length;
303        }
304
305        LOGI("AVC profile = %d (%s), level = %d",
306             (int)profile, AVCProfileToString(profile), (int)level / 10);
307
308        if (!strcmp(componentName, "OMX.TI.Video.Decoder")
309            && (profile != kAVCProfileBaseline || level > 39)) {
310            // This stream exceeds the decoder's capabilities.
311
312            LOGE("Profile and/or level exceed the decoder's capabilities.");
313            return NULL;
314        }
315    }
316
317    if (!strcasecmp("audio/3gpp", mime)) {
318        codec->setAMRFormat();
319    }
320    if (!strcasecmp("audio/mp4a-latm", mime)) {
321        int32_t numChannels, sampleRate;
322        CHECK(meta->findInt32(kKeyChannelCount, &numChannels));
323        CHECK(meta->findInt32(kKeySampleRate, &sampleRate));
324
325        codec->setAACFormat(numChannels, sampleRate);
326    }
327    if (!strncasecmp(mime, "video/", 6)) {
328        int32_t width, height;
329        bool success = meta->findInt32(kKeyWidth, &width);
330        success = success && meta->findInt32(kKeyHeight, &height);
331        CHECK(success);
332
333        if (createEncoder) {
334            codec->setVideoInputFormat(mime, width, height);
335        } else {
336            codec->setVideoOutputFormat(mime, width, height);
337        }
338    }
339    if (!strcasecmp(mime, "image/jpeg")
340        && !strcmp(componentName, "OMX.TI.JPEG.decode")) {
341        OMX_COLOR_FORMATTYPE format =
342            OMX_COLOR_Format32bitARGB8888;
343            // OMX_COLOR_FormatYUV420PackedPlanar;
344            // OMX_COLOR_FormatCbYCrY;
345            // OMX_COLOR_FormatYUV411Planar;
346
347        int32_t width, height;
348        bool success = meta->findInt32(kKeyWidth, &width);
349        success = success && meta->findInt32(kKeyHeight, &height);
350
351        int32_t compressedSize;
352        success = success && meta->findInt32(
353                kKeyMaxInputSize, &compressedSize);
354
355        CHECK(success);
356        CHECK(compressedSize > 0);
357
358        codec->setImageOutputFormat(format, width, height);
359        codec->setJPEGInputFormat(width, height, (OMX_U32)compressedSize);
360    }
361
362    int32_t maxInputSize;
363    if (createEncoder && meta->findInt32(kKeyMaxInputSize, &maxInputSize)) {
364        codec->setMinBufferSize(kPortIndexInput, (OMX_U32)maxInputSize);
365    }
366
367    if (!strcmp(componentName, "OMX.TI.AMR.encode")
368        || !strcmp(componentName, "OMX.TI.WBAMR.encode")) {
369        codec->setMinBufferSize(kPortIndexOutput, 8192);  // XXX
370    }
371
372    codec->initOutputFormat(meta);
373
374    return codec;
375}
376
377void OMXCodec::setMinBufferSize(OMX_U32 portIndex, OMX_U32 size) {
378    OMX_PARAM_PORTDEFINITIONTYPE def;
379    InitOMXParams(&def);
380    def.nPortIndex = portIndex;
381
382    status_t err = mOMX->get_parameter(
383            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
384    CHECK_EQ(err, OK);
385
386    if (def.nBufferSize < size) {
387        def.nBufferSize = size;
388
389    }
390
391    err = mOMX->set_parameter(
392            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
393    CHECK_EQ(err, OK);
394}
395
396status_t OMXCodec::setVideoPortFormatType(
397        OMX_U32 portIndex,
398        OMX_VIDEO_CODINGTYPE compressionFormat,
399        OMX_COLOR_FORMATTYPE colorFormat) {
400    OMX_VIDEO_PARAM_PORTFORMATTYPE format;
401    InitOMXParams(&format);
402    format.nPortIndex = portIndex;
403    format.nIndex = 0;
404    bool found = false;
405
406    OMX_U32 index = 0;
407    for (;;) {
408        format.nIndex = index;
409        status_t err = mOMX->get_parameter(
410                mNode, OMX_IndexParamVideoPortFormat,
411                &format, sizeof(format));
412
413        if (err != OK) {
414            return err;
415        }
416
417        // The following assertion is violated by TI's video decoder.
418        // CHECK_EQ(format.nIndex, index);
419
420#if 1
421        LOGI("portIndex: %ld, index: %ld, eCompressionFormat=%d eColorFormat=%d",
422             portIndex,
423             index, format.eCompressionFormat, format.eColorFormat);
424#endif
425
426        if (!strcmp("OMX.TI.Video.encoder", mComponentName)) {
427            if (portIndex == kPortIndexInput
428                    && colorFormat == format.eColorFormat) {
429                // eCompressionFormat does not seem right.
430                found = true;
431                break;
432            }
433            if (portIndex == kPortIndexOutput
434                    && compressionFormat == format.eCompressionFormat) {
435                // eColorFormat does not seem right.
436                found = true;
437                break;
438            }
439        }
440
441        if (format.eCompressionFormat == compressionFormat
442            && format.eColorFormat == colorFormat) {
443            found = true;
444            break;
445        }
446
447        ++index;
448    }
449
450    if (!found) {
451        return UNKNOWN_ERROR;
452    }
453
454    LOGI("found a match.");
455    status_t err = mOMX->set_parameter(
456            mNode, OMX_IndexParamVideoPortFormat,
457            &format, sizeof(format));
458
459    return err;
460}
461
462void OMXCodec::setVideoInputFormat(
463        const char *mime, OMX_U32 width, OMX_U32 height) {
464    LOGI("setVideoInputFormat width=%ld, height=%ld", width, height);
465
466    OMX_VIDEO_CODINGTYPE compressionFormat = OMX_VIDEO_CodingUnused;
467    if (!strcasecmp("video/avc", mime)) {
468        compressionFormat = OMX_VIDEO_CodingAVC;
469    } else if (!strcasecmp("video/mp4v-es", mime)) {
470        compressionFormat = OMX_VIDEO_CodingMPEG4;
471    } else if (!strcasecmp("video/3gpp", mime)) {
472        compressionFormat = OMX_VIDEO_CodingH263;
473    } else {
474        LOGE("Not a supported video mime type: %s", mime);
475        CHECK(!"Should not be here. Not a supported video mime type.");
476    }
477
478    OMX_COLOR_FORMATTYPE colorFormat =
479        0 ? OMX_COLOR_FormatYCbYCr : OMX_COLOR_FormatCbYCrY;
480
481    if (!strncmp("OMX.qcom.video.encoder.", mComponentName, 23)) {
482        colorFormat = OMX_COLOR_FormatYUV420SemiPlanar;
483    }
484
485    setVideoPortFormatType(
486            kPortIndexInput, OMX_VIDEO_CodingUnused,
487            colorFormat);
488
489    setVideoPortFormatType(
490            kPortIndexOutput, compressionFormat, OMX_COLOR_FormatUnused);
491
492    OMX_PARAM_PORTDEFINITIONTYPE def;
493    InitOMXParams(&def);
494    def.nPortIndex = kPortIndexOutput;
495
496    OMX_VIDEO_PORTDEFINITIONTYPE *video_def = &def.format.video;
497
498    status_t err = mOMX->get_parameter(
499            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
500
501    CHECK_EQ(err, OK);
502    CHECK_EQ(def.eDomain, OMX_PortDomainVideo);
503
504    video_def->nFrameWidth = width;
505    video_def->nFrameHeight = height;
506
507    video_def->eCompressionFormat = compressionFormat;
508    video_def->eColorFormat = OMX_COLOR_FormatUnused;
509
510    err = mOMX->set_parameter(
511            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
512    CHECK_EQ(err, OK);
513
514    ////////////////////////////////////////////////////////////////////////////
515
516    InitOMXParams(&def);
517    def.nPortIndex = kPortIndexInput;
518
519    err = mOMX->get_parameter(
520            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
521    CHECK_EQ(err, OK);
522
523    def.nBufferSize = (width * height * 2); // (width * height * 3) / 2;
524    LOGI("Setting nBufferSize = %ld", def.nBufferSize);
525
526    CHECK_EQ(def.eDomain, OMX_PortDomainVideo);
527
528    video_def->nFrameWidth = width;
529    video_def->nFrameHeight = height;
530    video_def->eCompressionFormat = OMX_VIDEO_CodingUnused;
531    video_def->eColorFormat = colorFormat;
532
533    err = mOMX->set_parameter(
534            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
535    CHECK_EQ(err, OK);
536}
537
538void OMXCodec::setVideoOutputFormat(
539        const char *mime, OMX_U32 width, OMX_U32 height) {
540    LOGI("setVideoOutputFormat width=%ld, height=%ld", width, height);
541
542    OMX_VIDEO_CODINGTYPE compressionFormat = OMX_VIDEO_CodingUnused;
543    if (!strcasecmp("video/avc", mime)) {
544        compressionFormat = OMX_VIDEO_CodingAVC;
545    } else if (!strcasecmp("video/mp4v-es", mime)) {
546        compressionFormat = OMX_VIDEO_CodingMPEG4;
547    } else if (!strcasecmp("video/3gpp", mime)) {
548        compressionFormat = OMX_VIDEO_CodingH263;
549    } else {
550        LOGE("Not a supported video mime type: %s", mime);
551        CHECK(!"Should not be here. Not a supported video mime type.");
552    }
553
554    setVideoPortFormatType(
555            kPortIndexInput, compressionFormat, OMX_COLOR_FormatUnused);
556
557#if 1
558    {
559        OMX_VIDEO_PARAM_PORTFORMATTYPE format;
560        InitOMXParams(&format);
561        format.nPortIndex = kPortIndexOutput;
562        format.nIndex = 0;
563
564        status_t err = mOMX->get_parameter(
565                mNode, OMX_IndexParamVideoPortFormat,
566                &format, sizeof(format));
567        CHECK_EQ(err, OK);
568        CHECK_EQ(format.eCompressionFormat, OMX_VIDEO_CodingUnused);
569
570        static const int OMX_QCOM_COLOR_FormatYVU420SemiPlanar = 0x7FA30C00;
571
572        CHECK(format.eColorFormat == OMX_COLOR_FormatYUV420Planar
573               || format.eColorFormat == OMX_COLOR_FormatYUV420SemiPlanar
574               || format.eColorFormat == OMX_COLOR_FormatCbYCrY
575               || format.eColorFormat == OMX_QCOM_COLOR_FormatYVU420SemiPlanar);
576
577        err = mOMX->set_parameter(
578                mNode, OMX_IndexParamVideoPortFormat,
579                &format, sizeof(format));
580        CHECK_EQ(err, OK);
581    }
582#endif
583
584    OMX_PARAM_PORTDEFINITIONTYPE def;
585    InitOMXParams(&def);
586    def.nPortIndex = kPortIndexInput;
587
588    OMX_VIDEO_PORTDEFINITIONTYPE *video_def = &def.format.video;
589
590    status_t err = mOMX->get_parameter(
591            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
592
593    CHECK_EQ(err, OK);
594
595#if 1
596    // XXX Need a (much) better heuristic to compute input buffer sizes.
597    const size_t X = 64 * 1024;
598    if (def.nBufferSize < X) {
599        def.nBufferSize = X;
600    }
601#endif
602
603    CHECK_EQ(def.eDomain, OMX_PortDomainVideo);
604
605    video_def->nFrameWidth = width;
606    video_def->nFrameHeight = height;
607
608    video_def->eColorFormat = OMX_COLOR_FormatUnused;
609
610    err = mOMX->set_parameter(
611            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
612    CHECK_EQ(err, OK);
613
614    ////////////////////////////////////////////////////////////////////////////
615
616    InitOMXParams(&def);
617    def.nPortIndex = kPortIndexOutput;
618
619    err = mOMX->get_parameter(
620            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
621    CHECK_EQ(err, OK);
622    CHECK_EQ(def.eDomain, OMX_PortDomainVideo);
623
624#if 0
625    def.nBufferSize =
626        (((width + 15) & -16) * ((height + 15) & -16) * 3) / 2;  // YUV420
627#endif
628
629    video_def->nFrameWidth = width;
630    video_def->nFrameHeight = height;
631
632    err = mOMX->set_parameter(
633            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
634    CHECK_EQ(err, OK);
635}
636
637
638OMXCodec::OMXCodec(
639        const sp<IOMX> &omx, IOMX::node_id node, uint32_t quirks,
640        bool isEncoder,
641        const char *mime,
642        const char *componentName,
643        const sp<MediaSource> &source)
644    : mOMX(omx),
645      mNode(node),
646      mQuirks(quirks),
647      mIsEncoder(isEncoder),
648      mMIME(strdup(mime)),
649      mComponentName(strdup(componentName)),
650      mSource(source),
651      mCodecSpecificDataIndex(0),
652      mState(LOADED),
653      mInitialBufferSubmit(true),
654      mSignalledEOS(false),
655      mNoMoreOutputData(false),
656      mSeekTimeUs(-1) {
657    mPortStatus[kPortIndexInput] = ENABLED;
658    mPortStatus[kPortIndexOutput] = ENABLED;
659
660    mObserver = new OMXCodecObserver(this);
661    mOMX->observe_node(mNode, mObserver);
662
663    setComponentRole();
664}
665
666void OMXCodec::setComponentRole() {
667    struct MimeToRole {
668        const char *mime;
669        const char *decoderRole;
670        const char *encoderRole;
671    };
672
673    static const MimeToRole kMimeToRole[] = {
674        { "audio/mpeg", "audio_decoder.mp3", "audio_encoder.mp3" },
675        { "audio/3gpp", "audio_decoder.amrnb", "audio_encoder.amrnb" },
676        { "audio/mp4a-latm", "audio_decoder.aac", "audio_encoder.aac" },
677        { "video/avc",  "video_decoder.avc", "video_encoder.avc" },
678        { "video/mp4v-es", "video_decoder.mpeg4", "video_encoder.mpeg4" },
679        { "video/3gpp", "video_decoder.h263", "video_encoder.h263" },
680    };
681
682    static const size_t kNumMimeToRole =
683        sizeof(kMimeToRole) / sizeof(kMimeToRole[0]);
684
685    size_t i;
686    for (i = 0; i < kNumMimeToRole; ++i) {
687        if (!strcasecmp(mMIME, kMimeToRole[i].mime)) {
688            break;
689        }
690    }
691
692    if (i == kNumMimeToRole) {
693        return;
694    }
695
696    const char *role =
697        mIsEncoder ? kMimeToRole[i].encoderRole
698                   : kMimeToRole[i].decoderRole;
699
700    if (role != NULL) {
701        CODEC_LOGV("Setting component role '%s'.", role);
702
703        OMX_PARAM_COMPONENTROLETYPE roleParams;
704        InitOMXParams(&roleParams);
705
706        strncpy((char *)roleParams.cRole,
707                role, OMX_MAX_STRINGNAME_SIZE - 1);
708
709        roleParams.cRole[OMX_MAX_STRINGNAME_SIZE - 1] = '\0';
710
711        status_t err = mOMX->set_parameter(
712                mNode, OMX_IndexParamStandardComponentRole,
713                &roleParams, sizeof(roleParams));
714
715        if (err != OK) {
716            LOGW("Failed to set standard component role '%s'.", role);
717        }
718    }
719}
720
721OMXCodec::~OMXCodec() {
722    CHECK(mState == LOADED || mState == ERROR);
723
724    status_t err = mOMX->observe_node(mNode, NULL);
725    CHECK_EQ(err, OK);
726
727    err = mOMX->free_node(mNode);
728    CHECK_EQ(err, OK);
729
730    mNode = NULL;
731    setState(DEAD);
732
733    clearCodecSpecificData();
734
735    free(mComponentName);
736    mComponentName = NULL;
737
738    free(mMIME);
739    mMIME = NULL;
740}
741
742status_t OMXCodec::init() {
743    // mLock is held.
744
745    CHECK_EQ(mState, LOADED);
746
747    status_t err;
748    if (!(mQuirks & kRequiresLoadedToIdleAfterAllocation)) {
749        err = mOMX->send_command(mNode, OMX_CommandStateSet, OMX_StateIdle);
750        CHECK_EQ(err, OK);
751        setState(LOADED_TO_IDLE);
752    }
753
754    err = allocateBuffers();
755    CHECK_EQ(err, OK);
756
757    if (mQuirks & kRequiresLoadedToIdleAfterAllocation) {
758        err = mOMX->send_command(mNode, OMX_CommandStateSet, OMX_StateIdle);
759        CHECK_EQ(err, OK);
760
761        setState(LOADED_TO_IDLE);
762    }
763
764    while (mState != EXECUTING && mState != ERROR) {
765        mAsyncCompletion.wait(mLock);
766    }
767
768    return mState == ERROR ? UNKNOWN_ERROR : OK;
769}
770
771// static
772bool OMXCodec::isIntermediateState(State state) {
773    return state == LOADED_TO_IDLE
774        || state == IDLE_TO_EXECUTING
775        || state == EXECUTING_TO_IDLE
776        || state == IDLE_TO_LOADED
777        || state == RECONFIGURING;
778}
779
780status_t OMXCodec::allocateBuffers() {
781    status_t err = allocateBuffersOnPort(kPortIndexInput);
782
783    if (err != OK) {
784        return err;
785    }
786
787    return allocateBuffersOnPort(kPortIndexOutput);
788}
789
790status_t OMXCodec::allocateBuffersOnPort(OMX_U32 portIndex) {
791    OMX_PARAM_PORTDEFINITIONTYPE def;
792    InitOMXParams(&def);
793    def.nPortIndex = portIndex;
794
795    status_t err = mOMX->get_parameter(
796            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
797
798    if (err != OK) {
799        return err;
800    }
801
802    size_t totalSize = def.nBufferCountActual * def.nBufferSize;
803    mDealer[portIndex] = new MemoryDealer(totalSize);
804
805    for (OMX_U32 i = 0; i < def.nBufferCountActual; ++i) {
806        sp<IMemory> mem = mDealer[portIndex]->allocate(def.nBufferSize);
807        CHECK(mem.get() != NULL);
808
809        IOMX::buffer_id buffer;
810        if (portIndex == kPortIndexInput
811                && (mQuirks & kRequiresAllocateBufferOnInputPorts)) {
812            err = mOMX->allocate_buffer_with_backup(
813                    mNode, portIndex, mem, &buffer);
814        } else if (portIndex == kPortIndexOutput
815                && (mQuirks & kRequiresAllocateBufferOnOutputPorts)) {
816            err = mOMX->allocate_buffer(
817                    mNode, portIndex, def.nBufferSize, &buffer);
818        } else {
819            err = mOMX->use_buffer(mNode, portIndex, mem, &buffer);
820        }
821
822        if (err != OK) {
823            LOGE("allocate_buffer_with_backup failed");
824            return err;
825        }
826
827        BufferInfo info;
828        info.mBuffer = buffer;
829        info.mOwnedByComponent = false;
830        info.mMem = mem;
831        info.mMediaBuffer = NULL;
832
833        if (portIndex == kPortIndexOutput) {
834            info.mMediaBuffer = new MediaBuffer(mem->pointer(), mem->size());
835            info.mMediaBuffer->setObserver(this);
836        }
837
838        mPortBuffers[portIndex].push(info);
839
840        CODEC_LOGV("allocated buffer %p on %s port", buffer,
841             portIndex == kPortIndexInput ? "input" : "output");
842    }
843
844    dumpPortStatus(portIndex);
845
846    return OK;
847}
848
849void OMXCodec::on_message(const omx_message &msg) {
850    Mutex::Autolock autoLock(mLock);
851
852    switch (msg.type) {
853        case omx_message::EVENT:
854        {
855            onEvent(
856                 msg.u.event_data.event, msg.u.event_data.data1,
857                 msg.u.event_data.data2);
858
859            break;
860        }
861
862        case omx_message::EMPTY_BUFFER_DONE:
863        {
864            IOMX::buffer_id buffer = msg.u.extended_buffer_data.buffer;
865
866            CODEC_LOGV("EMPTY_BUFFER_DONE(buffer: %p)", buffer);
867
868            Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexInput];
869            size_t i = 0;
870            while (i < buffers->size() && (*buffers)[i].mBuffer != buffer) {
871                ++i;
872            }
873
874            CHECK(i < buffers->size());
875            if (!(*buffers)[i].mOwnedByComponent) {
876                LOGW("We already own input buffer %p, yet received "
877                     "an EMPTY_BUFFER_DONE.", buffer);
878            }
879
880            buffers->editItemAt(i).mOwnedByComponent = false;
881
882            if (mPortStatus[kPortIndexInput] == DISABLING) {
883                CODEC_LOGV("Port is disabled, freeing buffer %p", buffer);
884
885                status_t err =
886                    mOMX->free_buffer(mNode, kPortIndexInput, buffer);
887                CHECK_EQ(err, OK);
888
889                buffers->removeAt(i);
890            } else if (mPortStatus[kPortIndexInput] != SHUTTING_DOWN) {
891                CHECK_EQ(mPortStatus[kPortIndexInput], ENABLED);
892                drainInputBuffer(&buffers->editItemAt(i));
893            }
894
895            break;
896        }
897
898        case omx_message::FILL_BUFFER_DONE:
899        {
900            IOMX::buffer_id buffer = msg.u.extended_buffer_data.buffer;
901            OMX_U32 flags = msg.u.extended_buffer_data.flags;
902
903            CODEC_LOGV("FILL_BUFFER_DONE(buffer: %p, size: %ld, flags: 0x%08lx)",
904                 buffer,
905                 msg.u.extended_buffer_data.range_length,
906                 flags);
907
908            CODEC_LOGV("FILL_BUFFER_DONE(timestamp: %lld us (%.2f secs))",
909                 msg.u.extended_buffer_data.timestamp,
910                 msg.u.extended_buffer_data.timestamp / 1E6);
911
912            Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexOutput];
913            size_t i = 0;
914            while (i < buffers->size() && (*buffers)[i].mBuffer != buffer) {
915                ++i;
916            }
917
918            CHECK(i < buffers->size());
919            BufferInfo *info = &buffers->editItemAt(i);
920
921            if (!info->mOwnedByComponent) {
922                LOGW("We already own output buffer %p, yet received "
923                     "a FILL_BUFFER_DONE.", buffer);
924            }
925
926            info->mOwnedByComponent = false;
927
928            if (mPortStatus[kPortIndexOutput] == DISABLING) {
929                CODEC_LOGV("Port is disabled, freeing buffer %p", buffer);
930
931                status_t err =
932                    mOMX->free_buffer(mNode, kPortIndexOutput, buffer);
933                CHECK_EQ(err, OK);
934
935                buffers->removeAt(i);
936            } else if (mPortStatus[kPortIndexOutput] == ENABLED
937                       && (flags & OMX_BUFFERFLAG_EOS)) {
938                CODEC_LOGV("No more output data.");
939                mNoMoreOutputData = true;
940                mBufferFilled.signal();
941            } else if (mPortStatus[kPortIndexOutput] != SHUTTING_DOWN) {
942                CHECK_EQ(mPortStatus[kPortIndexOutput], ENABLED);
943
944                MediaBuffer *buffer = info->mMediaBuffer;
945
946                buffer->set_range(
947                        msg.u.extended_buffer_data.range_offset,
948                        msg.u.extended_buffer_data.range_length);
949
950                buffer->meta_data()->clear();
951
952                buffer->meta_data()->setInt32(
953                        kKeyTimeUnits,
954                        (msg.u.extended_buffer_data.timestamp + 500) / 1000);
955
956                buffer->meta_data()->setInt32(
957                        kKeyTimeScale, 1000);
958
959                if (msg.u.extended_buffer_data.flags & OMX_BUFFERFLAG_SYNCFRAME) {
960                    buffer->meta_data()->setInt32(kKeyIsSyncFrame, true);
961                }
962
963                buffer->meta_data()->setPointer(
964                        kKeyPlatformPrivate,
965                        msg.u.extended_buffer_data.platform_private);
966
967                buffer->meta_data()->setPointer(
968                        kKeyBufferID,
969                        msg.u.extended_buffer_data.buffer);
970
971                mFilledBuffers.push_back(i);
972                mBufferFilled.signal();
973            }
974
975            break;
976        }
977
978        default:
979        {
980            CHECK(!"should not be here.");
981            break;
982        }
983    }
984}
985
986void OMXCodec::onEvent(OMX_EVENTTYPE event, OMX_U32 data1, OMX_U32 data2) {
987    switch (event) {
988        case OMX_EventCmdComplete:
989        {
990            onCmdComplete((OMX_COMMANDTYPE)data1, data2);
991            break;
992        }
993
994        case OMX_EventError:
995        {
996            LOGE("ERROR(%ld, %ld)", data1, data2);
997
998            setState(ERROR);
999            break;
1000        }
1001
1002        case OMX_EventPortSettingsChanged:
1003        {
1004            onPortSettingsChanged(data1);
1005            break;
1006        }
1007
1008        case OMX_EventBufferFlag:
1009        {
1010            CODEC_LOGV("EVENT_BUFFER_FLAG(%ld)", data1);
1011
1012            if (data1 == kPortIndexOutput) {
1013                mNoMoreOutputData = true;
1014            }
1015            break;
1016        }
1017
1018        default:
1019        {
1020            CODEC_LOGV("EVENT(%d, %ld, %ld)", event, data1, data2);
1021            break;
1022        }
1023    }
1024}
1025
1026void OMXCodec::onCmdComplete(OMX_COMMANDTYPE cmd, OMX_U32 data) {
1027    switch (cmd) {
1028        case OMX_CommandStateSet:
1029        {
1030            onStateChange((OMX_STATETYPE)data);
1031            break;
1032        }
1033
1034        case OMX_CommandPortDisable:
1035        {
1036            OMX_U32 portIndex = data;
1037            CODEC_LOGV("PORT_DISABLED(%ld)", portIndex);
1038
1039            CHECK(mState == EXECUTING || mState == RECONFIGURING);
1040            CHECK_EQ(mPortStatus[portIndex], DISABLING);
1041            CHECK_EQ(mPortBuffers[portIndex].size(), 0);
1042
1043            mPortStatus[portIndex] = DISABLED;
1044
1045            if (mState == RECONFIGURING) {
1046                CHECK_EQ(portIndex, kPortIndexOutput);
1047
1048                enablePortAsync(portIndex);
1049
1050                status_t err = allocateBuffersOnPort(portIndex);
1051                CHECK_EQ(err, OK);
1052            }
1053            break;
1054        }
1055
1056        case OMX_CommandPortEnable:
1057        {
1058            OMX_U32 portIndex = data;
1059            CODEC_LOGV("PORT_ENABLED(%ld)", portIndex);
1060
1061            CHECK(mState == EXECUTING || mState == RECONFIGURING);
1062            CHECK_EQ(mPortStatus[portIndex], ENABLING);
1063
1064            mPortStatus[portIndex] = ENABLED;
1065
1066            if (mState == RECONFIGURING) {
1067                CHECK_EQ(portIndex, kPortIndexOutput);
1068
1069                setState(EXECUTING);
1070
1071                fillOutputBuffers();
1072            }
1073            break;
1074        }
1075
1076        case OMX_CommandFlush:
1077        {
1078            OMX_U32 portIndex = data;
1079
1080            CODEC_LOGV("FLUSH_DONE(%ld)", portIndex);
1081
1082            CHECK_EQ(mPortStatus[portIndex], SHUTTING_DOWN);
1083            mPortStatus[portIndex] = ENABLED;
1084
1085            CHECK_EQ(countBuffersWeOwn(mPortBuffers[portIndex]),
1086                     mPortBuffers[portIndex].size());
1087
1088            if (mState == RECONFIGURING) {
1089                CHECK_EQ(portIndex, kPortIndexOutput);
1090
1091                disablePortAsync(portIndex);
1092            } else if (mState == EXECUTING_TO_IDLE) {
1093                if (mPortStatus[kPortIndexInput] == ENABLED
1094                    && mPortStatus[kPortIndexOutput] == ENABLED) {
1095                    CODEC_LOGV("Finished flushing both ports, now completing "
1096                         "transition from EXECUTING to IDLE.");
1097
1098                    mPortStatus[kPortIndexInput] = SHUTTING_DOWN;
1099                    mPortStatus[kPortIndexOutput] = SHUTTING_DOWN;
1100
1101                    status_t err =
1102                        mOMX->send_command(mNode, OMX_CommandStateSet, OMX_StateIdle);
1103                    CHECK_EQ(err, OK);
1104                }
1105            } else {
1106                // We're flushing both ports in preparation for seeking.
1107
1108                if (mPortStatus[kPortIndexInput] == ENABLED
1109                    && mPortStatus[kPortIndexOutput] == ENABLED) {
1110                    CODEC_LOGV("Finished flushing both ports, now continuing from"
1111                         " seek-time.");
1112
1113                    drainInputBuffers();
1114                    fillOutputBuffers();
1115                }
1116            }
1117
1118            break;
1119        }
1120
1121        default:
1122        {
1123            CODEC_LOGV("CMD_COMPLETE(%d, %ld)", cmd, data);
1124            break;
1125        }
1126    }
1127}
1128
1129void OMXCodec::onStateChange(OMX_STATETYPE newState) {
1130    switch (newState) {
1131        case OMX_StateIdle:
1132        {
1133            CODEC_LOGV("Now Idle.");
1134            if (mState == LOADED_TO_IDLE) {
1135                status_t err = mOMX->send_command(
1136                        mNode, OMX_CommandStateSet, OMX_StateExecuting);
1137
1138                CHECK_EQ(err, OK);
1139
1140                setState(IDLE_TO_EXECUTING);
1141            } else {
1142                CHECK_EQ(mState, EXECUTING_TO_IDLE);
1143
1144                CHECK_EQ(
1145                    countBuffersWeOwn(mPortBuffers[kPortIndexInput]),
1146                    mPortBuffers[kPortIndexInput].size());
1147
1148                CHECK_EQ(
1149                    countBuffersWeOwn(mPortBuffers[kPortIndexOutput]),
1150                    mPortBuffers[kPortIndexOutput].size());
1151
1152                status_t err = mOMX->send_command(
1153                        mNode, OMX_CommandStateSet, OMX_StateLoaded);
1154
1155                CHECK_EQ(err, OK);
1156
1157                err = freeBuffersOnPort(kPortIndexInput);
1158                CHECK_EQ(err, OK);
1159
1160                err = freeBuffersOnPort(kPortIndexOutput);
1161                CHECK_EQ(err, OK);
1162
1163                mPortStatus[kPortIndexInput] = ENABLED;
1164                mPortStatus[kPortIndexOutput] = ENABLED;
1165
1166                setState(IDLE_TO_LOADED);
1167            }
1168            break;
1169        }
1170
1171        case OMX_StateExecuting:
1172        {
1173            CHECK_EQ(mState, IDLE_TO_EXECUTING);
1174
1175            CODEC_LOGV("Now Executing.");
1176
1177            setState(EXECUTING);
1178
1179            // Buffers will be submitted to the component in the first
1180            // call to OMXCodec::read as mInitialBufferSubmit is true at
1181            // this point. This ensures that this on_message call returns,
1182            // releases the lock and ::init can notice the state change and
1183            // itself return.
1184            break;
1185        }
1186
1187        case OMX_StateLoaded:
1188        {
1189            CHECK_EQ(mState, IDLE_TO_LOADED);
1190
1191            CODEC_LOGV("Now Loaded.");
1192
1193            setState(LOADED);
1194            break;
1195        }
1196
1197        default:
1198        {
1199            CHECK(!"should not be here.");
1200            break;
1201        }
1202    }
1203}
1204
1205// static
1206size_t OMXCodec::countBuffersWeOwn(const Vector<BufferInfo> &buffers) {
1207    size_t n = 0;
1208    for (size_t i = 0; i < buffers.size(); ++i) {
1209        if (!buffers[i].mOwnedByComponent) {
1210            ++n;
1211        }
1212    }
1213
1214    return n;
1215}
1216
1217status_t OMXCodec::freeBuffersOnPort(
1218        OMX_U32 portIndex, bool onlyThoseWeOwn) {
1219    Vector<BufferInfo> *buffers = &mPortBuffers[portIndex];
1220
1221    status_t stickyErr = OK;
1222
1223    for (size_t i = buffers->size(); i-- > 0;) {
1224        BufferInfo *info = &buffers->editItemAt(i);
1225
1226        if (onlyThoseWeOwn && info->mOwnedByComponent) {
1227            continue;
1228        }
1229
1230        CHECK_EQ(info->mOwnedByComponent, false);
1231
1232        status_t err =
1233            mOMX->free_buffer(mNode, portIndex, info->mBuffer);
1234
1235        if (err != OK) {
1236            stickyErr = err;
1237        }
1238
1239        if (info->mMediaBuffer != NULL) {
1240            info->mMediaBuffer->setObserver(NULL);
1241
1242            // Make sure nobody but us owns this buffer at this point.
1243            CHECK_EQ(info->mMediaBuffer->refcount(), 0);
1244
1245            info->mMediaBuffer->release();
1246        }
1247
1248        buffers->removeAt(i);
1249    }
1250
1251    CHECK(onlyThoseWeOwn || buffers->isEmpty());
1252
1253    return stickyErr;
1254}
1255
1256void OMXCodec::onPortSettingsChanged(OMX_U32 portIndex) {
1257    CODEC_LOGV("PORT_SETTINGS_CHANGED(%ld)", portIndex);
1258
1259    CHECK_EQ(mState, EXECUTING);
1260    CHECK_EQ(portIndex, kPortIndexOutput);
1261    setState(RECONFIGURING);
1262
1263    if (mQuirks & kNeedsFlushBeforeDisable) {
1264        if (!flushPortAsync(portIndex)) {
1265            onCmdComplete(OMX_CommandFlush, portIndex);
1266        }
1267    } else {
1268        disablePortAsync(portIndex);
1269    }
1270}
1271
1272bool OMXCodec::flushPortAsync(OMX_U32 portIndex) {
1273    CHECK(mState == EXECUTING || mState == RECONFIGURING
1274            || mState == EXECUTING_TO_IDLE);
1275
1276    CODEC_LOGV("flushPortAsync(%ld): we own %d out of %d buffers already.",
1277         portIndex, countBuffersWeOwn(mPortBuffers[portIndex]),
1278         mPortBuffers[portIndex].size());
1279
1280    CHECK_EQ(mPortStatus[portIndex], ENABLED);
1281    mPortStatus[portIndex] = SHUTTING_DOWN;
1282
1283    if ((mQuirks & kRequiresFlushCompleteEmulation)
1284        && countBuffersWeOwn(mPortBuffers[portIndex])
1285                == mPortBuffers[portIndex].size()) {
1286        // No flush is necessary and this component fails to send a
1287        // flush-complete event in this case.
1288
1289        return false;
1290    }
1291
1292    status_t err =
1293        mOMX->send_command(mNode, OMX_CommandFlush, portIndex);
1294    CHECK_EQ(err, OK);
1295
1296    return true;
1297}
1298
1299void OMXCodec::disablePortAsync(OMX_U32 portIndex) {
1300    CHECK(mState == EXECUTING || mState == RECONFIGURING);
1301
1302    CHECK_EQ(mPortStatus[portIndex], ENABLED);
1303    mPortStatus[portIndex] = DISABLING;
1304
1305    status_t err =
1306        mOMX->send_command(mNode, OMX_CommandPortDisable, portIndex);
1307    CHECK_EQ(err, OK);
1308
1309    freeBuffersOnPort(portIndex, true);
1310}
1311
1312void OMXCodec::enablePortAsync(OMX_U32 portIndex) {
1313    CHECK(mState == EXECUTING || mState == RECONFIGURING);
1314
1315    CHECK_EQ(mPortStatus[portIndex], DISABLED);
1316    mPortStatus[portIndex] = ENABLING;
1317
1318    status_t err =
1319        mOMX->send_command(mNode, OMX_CommandPortEnable, portIndex);
1320    CHECK_EQ(err, OK);
1321}
1322
1323void OMXCodec::fillOutputBuffers() {
1324    CHECK_EQ(mState, EXECUTING);
1325
1326    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexOutput];
1327    for (size_t i = 0; i < buffers->size(); ++i) {
1328        fillOutputBuffer(&buffers->editItemAt(i));
1329    }
1330}
1331
1332void OMXCodec::drainInputBuffers() {
1333    CHECK(mState == EXECUTING || mState == RECONFIGURING);
1334
1335    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexInput];
1336    for (size_t i = 0; i < buffers->size(); ++i) {
1337        drainInputBuffer(&buffers->editItemAt(i));
1338    }
1339}
1340
1341void OMXCodec::drainInputBuffer(BufferInfo *info) {
1342    CHECK_EQ(info->mOwnedByComponent, false);
1343
1344    if (mSignalledEOS) {
1345        return;
1346    }
1347
1348    if (mCodecSpecificDataIndex < mCodecSpecificData.size()) {
1349        const CodecSpecificData *specific =
1350            mCodecSpecificData[mCodecSpecificDataIndex];
1351
1352        size_t size = specific->mSize;
1353
1354        if (!strcasecmp("video/avc", mMIME)
1355                && !(mQuirks & kWantsNALFragments)) {
1356            static const uint8_t kNALStartCode[4] =
1357                    { 0x00, 0x00, 0x00, 0x01 };
1358
1359            CHECK(info->mMem->size() >= specific->mSize + 4);
1360
1361            size += 4;
1362
1363            memcpy(info->mMem->pointer(), kNALStartCode, 4);
1364            memcpy((uint8_t *)info->mMem->pointer() + 4,
1365                   specific->mData, specific->mSize);
1366        } else {
1367            CHECK(info->mMem->size() >= specific->mSize);
1368            memcpy(info->mMem->pointer(), specific->mData, specific->mSize);
1369        }
1370
1371        mOMX->empty_buffer(
1372                mNode, info->mBuffer, 0, size,
1373                OMX_BUFFERFLAG_ENDOFFRAME | OMX_BUFFERFLAG_CODECCONFIG,
1374                0);
1375
1376        info->mOwnedByComponent = true;
1377
1378        ++mCodecSpecificDataIndex;
1379        return;
1380    }
1381
1382    MediaBuffer *srcBuffer;
1383    status_t err;
1384    if (mSeekTimeUs >= 0) {
1385        MediaSource::ReadOptions options;
1386        options.setSeekTo(mSeekTimeUs);
1387        mSeekTimeUs = -1;
1388
1389        err = mSource->read(&srcBuffer, &options);
1390    } else {
1391        err = mSource->read(&srcBuffer);
1392    }
1393
1394    OMX_U32 flags = OMX_BUFFERFLAG_ENDOFFRAME;
1395    OMX_TICKS timestamp = 0;
1396    size_t srcLength = 0;
1397
1398    if (err != OK) {
1399        CODEC_LOGV("signalling end of input stream.");
1400        flags |= OMX_BUFFERFLAG_EOS;
1401
1402        mSignalledEOS = true;
1403    } else {
1404        srcLength = srcBuffer->range_length();
1405
1406        if (info->mMem->size() < srcLength) {
1407            LOGE("info->mMem->size() = %d, srcLength = %d",
1408                 info->mMem->size(), srcLength);
1409        }
1410        CHECK(info->mMem->size() >= srcLength);
1411        memcpy(info->mMem->pointer(),
1412               (const uint8_t *)srcBuffer->data() + srcBuffer->range_offset(),
1413               srcLength);
1414
1415        int32_t units, scale;
1416        if (srcBuffer->meta_data()->findInt32(kKeyTimeUnits, &units)
1417            && srcBuffer->meta_data()->findInt32(kKeyTimeScale, &scale)) {
1418            timestamp = ((OMX_TICKS)units * 1000000) / scale;
1419
1420            CODEC_LOGV("Calling empty_buffer on buffer %p (length %d)",
1421                 info->mBuffer, srcLength);
1422            CODEC_LOGV("Calling empty_buffer with timestamp %lld us (%.2f secs)",
1423                 timestamp, timestamp / 1E6);
1424        }
1425    }
1426
1427    mOMX->empty_buffer(
1428            mNode, info->mBuffer, 0, srcLength,
1429            flags, timestamp);
1430
1431    info->mOwnedByComponent = true;
1432
1433    if (srcBuffer != NULL) {
1434        srcBuffer->release();
1435        srcBuffer = NULL;
1436    }
1437}
1438
1439void OMXCodec::fillOutputBuffer(BufferInfo *info) {
1440    CHECK_EQ(info->mOwnedByComponent, false);
1441
1442    if (mNoMoreOutputData) {
1443        CODEC_LOGV("There is no more output data available, not "
1444             "calling fillOutputBuffer");
1445        return;
1446    }
1447
1448    CODEC_LOGV("Calling fill_buffer on buffer %p", info->mBuffer);
1449    mOMX->fill_buffer(mNode, info->mBuffer);
1450
1451    info->mOwnedByComponent = true;
1452}
1453
1454void OMXCodec::drainInputBuffer(IOMX::buffer_id buffer) {
1455    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexInput];
1456    for (size_t i = 0; i < buffers->size(); ++i) {
1457        if ((*buffers)[i].mBuffer == buffer) {
1458            drainInputBuffer(&buffers->editItemAt(i));
1459            return;
1460        }
1461    }
1462
1463    CHECK(!"should not be here.");
1464}
1465
1466void OMXCodec::fillOutputBuffer(IOMX::buffer_id buffer) {
1467    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexOutput];
1468    for (size_t i = 0; i < buffers->size(); ++i) {
1469        if ((*buffers)[i].mBuffer == buffer) {
1470            fillOutputBuffer(&buffers->editItemAt(i));
1471            return;
1472        }
1473    }
1474
1475    CHECK(!"should not be here.");
1476}
1477
1478void OMXCodec::setState(State newState) {
1479    mState = newState;
1480    mAsyncCompletion.signal();
1481
1482    // This may cause some spurious wakeups but is necessary to
1483    // unblock the reader if we enter ERROR state.
1484    mBufferFilled.signal();
1485}
1486
1487void OMXCodec::setRawAudioFormat(
1488        OMX_U32 portIndex, int32_t sampleRate, int32_t numChannels) {
1489    OMX_AUDIO_PARAM_PCMMODETYPE pcmParams;
1490    InitOMXParams(&pcmParams);
1491    pcmParams.nPortIndex = portIndex;
1492
1493    status_t err = mOMX->get_parameter(
1494            mNode, OMX_IndexParamAudioPcm, &pcmParams, sizeof(pcmParams));
1495
1496    CHECK_EQ(err, OK);
1497
1498    pcmParams.nChannels = numChannels;
1499    pcmParams.eNumData = OMX_NumericalDataSigned;
1500    pcmParams.bInterleaved = OMX_TRUE;
1501    pcmParams.nBitPerSample = 16;
1502    pcmParams.nSamplingRate = sampleRate;
1503    pcmParams.ePCMMode = OMX_AUDIO_PCMModeLinear;
1504
1505    if (numChannels == 1) {
1506        pcmParams.eChannelMapping[0] = OMX_AUDIO_ChannelCF;
1507    } else {
1508        CHECK_EQ(numChannels, 2);
1509
1510        pcmParams.eChannelMapping[0] = OMX_AUDIO_ChannelLF;
1511        pcmParams.eChannelMapping[1] = OMX_AUDIO_ChannelRF;
1512    }
1513
1514    err = mOMX->set_parameter(
1515            mNode, OMX_IndexParamAudioPcm, &pcmParams, sizeof(pcmParams));
1516
1517    CHECK_EQ(err, OK);
1518}
1519
1520void OMXCodec::setAMRFormat() {
1521    if (!mIsEncoder) {
1522        OMX_AUDIO_PARAM_AMRTYPE def;
1523        InitOMXParams(&def);
1524        def.nPortIndex = kPortIndexInput;
1525
1526        status_t err =
1527            mOMX->get_parameter(mNode, OMX_IndexParamAudioAmr, &def, sizeof(def));
1528
1529        CHECK_EQ(err, OK);
1530
1531        def.eAMRFrameFormat = OMX_AUDIO_AMRFrameFormatFSF;
1532        def.eAMRBandMode = OMX_AUDIO_AMRBandModeNB0;
1533
1534        err = mOMX->set_parameter(mNode, OMX_IndexParamAudioAmr, &def, sizeof(def));
1535        CHECK_EQ(err, OK);
1536    }
1537
1538    ////////////////////////
1539
1540    if (mIsEncoder) {
1541        sp<MetaData> format = mSource->getFormat();
1542        int32_t sampleRate;
1543        int32_t numChannels;
1544        CHECK(format->findInt32(kKeySampleRate, &sampleRate));
1545        CHECK(format->findInt32(kKeyChannelCount, &numChannels));
1546
1547        setRawAudioFormat(kPortIndexInput, sampleRate, numChannels);
1548    }
1549}
1550
1551void OMXCodec::setAACFormat(int32_t numChannels, int32_t sampleRate) {
1552    if (mIsEncoder) {
1553        setRawAudioFormat(kPortIndexInput, sampleRate, numChannels);
1554    } else {
1555        OMX_AUDIO_PARAM_AACPROFILETYPE profile;
1556        InitOMXParams(&profile);
1557        profile.nPortIndex = kPortIndexInput;
1558
1559        status_t err = mOMX->get_parameter(
1560                mNode, OMX_IndexParamAudioAac, &profile, sizeof(profile));
1561        CHECK_EQ(err, OK);
1562
1563        profile.nChannels = numChannels;
1564        profile.nSampleRate = sampleRate;
1565        profile.eAACStreamFormat = OMX_AUDIO_AACStreamFormatMP4ADTS;
1566
1567        err = mOMX->set_parameter(
1568                mNode, OMX_IndexParamAudioAac, &profile, sizeof(profile));
1569        CHECK_EQ(err, OK);
1570    }
1571}
1572
1573void OMXCodec::setImageOutputFormat(
1574        OMX_COLOR_FORMATTYPE format, OMX_U32 width, OMX_U32 height) {
1575    CODEC_LOGV("setImageOutputFormat(%ld, %ld)", width, height);
1576
1577#if 0
1578    OMX_INDEXTYPE index;
1579    status_t err = mOMX->get_extension_index(
1580            mNode, "OMX.TI.JPEG.decode.Config.OutputColorFormat", &index);
1581    CHECK_EQ(err, OK);
1582
1583    err = mOMX->set_config(mNode, index, &format, sizeof(format));
1584    CHECK_EQ(err, OK);
1585#endif
1586
1587    OMX_PARAM_PORTDEFINITIONTYPE def;
1588    InitOMXParams(&def);
1589    def.nPortIndex = kPortIndexOutput;
1590
1591    status_t err = mOMX->get_parameter(
1592            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1593    CHECK_EQ(err, OK);
1594
1595    CHECK_EQ(def.eDomain, OMX_PortDomainImage);
1596
1597    OMX_IMAGE_PORTDEFINITIONTYPE *imageDef = &def.format.image;
1598
1599    CHECK_EQ(imageDef->eCompressionFormat, OMX_IMAGE_CodingUnused);
1600    imageDef->eColorFormat = format;
1601    imageDef->nFrameWidth = width;
1602    imageDef->nFrameHeight = height;
1603
1604    switch (format) {
1605        case OMX_COLOR_FormatYUV420PackedPlanar:
1606        case OMX_COLOR_FormatYUV411Planar:
1607        {
1608            def.nBufferSize = (width * height * 3) / 2;
1609            break;
1610        }
1611
1612        case OMX_COLOR_FormatCbYCrY:
1613        {
1614            def.nBufferSize = width * height * 2;
1615            break;
1616        }
1617
1618        case OMX_COLOR_Format32bitARGB8888:
1619        {
1620            def.nBufferSize = width * height * 4;
1621            break;
1622        }
1623
1624        default:
1625            CHECK(!"Should not be here. Unknown color format.");
1626            break;
1627    }
1628
1629    def.nBufferCountActual = def.nBufferCountMin;
1630
1631    err = mOMX->set_parameter(
1632            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1633    CHECK_EQ(err, OK);
1634}
1635
1636void OMXCodec::setJPEGInputFormat(
1637        OMX_U32 width, OMX_U32 height, OMX_U32 compressedSize) {
1638    OMX_PARAM_PORTDEFINITIONTYPE def;
1639    InitOMXParams(&def);
1640    def.nPortIndex = kPortIndexInput;
1641
1642    status_t err = mOMX->get_parameter(
1643            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1644    CHECK_EQ(err, OK);
1645
1646    CHECK_EQ(def.eDomain, OMX_PortDomainImage);
1647    OMX_IMAGE_PORTDEFINITIONTYPE *imageDef = &def.format.image;
1648
1649    CHECK_EQ(imageDef->eCompressionFormat, OMX_IMAGE_CodingJPEG);
1650    imageDef->nFrameWidth = width;
1651    imageDef->nFrameHeight = height;
1652
1653    def.nBufferSize = compressedSize;
1654    def.nBufferCountActual = def.nBufferCountMin;
1655
1656    err = mOMX->set_parameter(
1657            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1658    CHECK_EQ(err, OK);
1659}
1660
1661void OMXCodec::addCodecSpecificData(const void *data, size_t size) {
1662    CodecSpecificData *specific =
1663        (CodecSpecificData *)malloc(sizeof(CodecSpecificData) + size - 1);
1664
1665    specific->mSize = size;
1666    memcpy(specific->mData, data, size);
1667
1668    mCodecSpecificData.push(specific);
1669}
1670
1671void OMXCodec::clearCodecSpecificData() {
1672    for (size_t i = 0; i < mCodecSpecificData.size(); ++i) {
1673        free(mCodecSpecificData.editItemAt(i));
1674    }
1675    mCodecSpecificData.clear();
1676    mCodecSpecificDataIndex = 0;
1677}
1678
1679status_t OMXCodec::start(MetaData *) {
1680    Mutex::Autolock autoLock(mLock);
1681
1682    if (mState != LOADED) {
1683        return UNKNOWN_ERROR;
1684    }
1685
1686    sp<MetaData> params = new MetaData;
1687    if (mQuirks & kWantsNALFragments) {
1688        params->setInt32(kKeyWantsNALFragments, true);
1689    }
1690    status_t err = mSource->start(params.get());
1691
1692    if (err != OK) {
1693        return err;
1694    }
1695
1696    mCodecSpecificDataIndex = 0;
1697    mInitialBufferSubmit = true;
1698    mSignalledEOS = false;
1699    mNoMoreOutputData = false;
1700    mSeekTimeUs = -1;
1701    mFilledBuffers.clear();
1702
1703    return init();
1704}
1705
1706status_t OMXCodec::stop() {
1707    CODEC_LOGV("stop");
1708
1709    Mutex::Autolock autoLock(mLock);
1710
1711    while (isIntermediateState(mState)) {
1712        mAsyncCompletion.wait(mLock);
1713    }
1714
1715    switch (mState) {
1716        case LOADED:
1717        case ERROR:
1718            break;
1719
1720        case EXECUTING:
1721        {
1722            setState(EXECUTING_TO_IDLE);
1723
1724            if (mQuirks & kRequiresFlushBeforeShutdown) {
1725                CODEC_LOGV("This component requires a flush before transitioning "
1726                     "from EXECUTING to IDLE...");
1727
1728                bool emulateInputFlushCompletion =
1729                    !flushPortAsync(kPortIndexInput);
1730
1731                bool emulateOutputFlushCompletion =
1732                    !flushPortAsync(kPortIndexOutput);
1733
1734                if (emulateInputFlushCompletion) {
1735                    onCmdComplete(OMX_CommandFlush, kPortIndexInput);
1736                }
1737
1738                if (emulateOutputFlushCompletion) {
1739                    onCmdComplete(OMX_CommandFlush, kPortIndexOutput);
1740                }
1741            } else {
1742                mPortStatus[kPortIndexInput] = SHUTTING_DOWN;
1743                mPortStatus[kPortIndexOutput] = SHUTTING_DOWN;
1744
1745                status_t err =
1746                    mOMX->send_command(mNode, OMX_CommandStateSet, OMX_StateIdle);
1747                CHECK_EQ(err, OK);
1748            }
1749
1750            while (mState != LOADED && mState != ERROR) {
1751                mAsyncCompletion.wait(mLock);
1752            }
1753
1754            break;
1755        }
1756
1757        default:
1758        {
1759            CHECK(!"should not be here.");
1760            break;
1761        }
1762    }
1763
1764    mSource->stop();
1765
1766    return OK;
1767}
1768
1769sp<MetaData> OMXCodec::getFormat() {
1770    return mOutputFormat;
1771}
1772
1773status_t OMXCodec::read(
1774        MediaBuffer **buffer, const ReadOptions *options) {
1775    *buffer = NULL;
1776
1777    Mutex::Autolock autoLock(mLock);
1778
1779    if (mState != EXECUTING && mState != RECONFIGURING) {
1780        return UNKNOWN_ERROR;
1781    }
1782
1783    if (mInitialBufferSubmit) {
1784        mInitialBufferSubmit = false;
1785
1786        drainInputBuffers();
1787
1788        if (mState == EXECUTING) {
1789            // Otherwise mState == RECONFIGURING and this code will trigger
1790            // after the output port is reenabled.
1791            fillOutputBuffers();
1792        }
1793    }
1794
1795    int64_t seekTimeUs;
1796    if (options && options->getSeekTo(&seekTimeUs)) {
1797        CODEC_LOGV("seeking to %lld us (%.2f secs)", seekTimeUs, seekTimeUs / 1E6);
1798
1799        mSignalledEOS = false;
1800        mNoMoreOutputData = false;
1801
1802        CHECK(seekTimeUs >= 0);
1803        mSeekTimeUs = seekTimeUs;
1804
1805        mFilledBuffers.clear();
1806
1807        CHECK_EQ(mState, EXECUTING);
1808
1809        bool emulateInputFlushCompletion = !flushPortAsync(kPortIndexInput);
1810        bool emulateOutputFlushCompletion = !flushPortAsync(kPortIndexOutput);
1811
1812        if (emulateInputFlushCompletion) {
1813            onCmdComplete(OMX_CommandFlush, kPortIndexInput);
1814        }
1815
1816        if (emulateOutputFlushCompletion) {
1817            onCmdComplete(OMX_CommandFlush, kPortIndexOutput);
1818        }
1819    }
1820
1821    while (mState != ERROR && !mNoMoreOutputData && mFilledBuffers.empty()) {
1822        mBufferFilled.wait(mLock);
1823    }
1824
1825    if (mState == ERROR) {
1826        return UNKNOWN_ERROR;
1827    }
1828
1829    if (mFilledBuffers.empty()) {
1830        return ERROR_END_OF_STREAM;
1831    }
1832
1833    size_t index = *mFilledBuffers.begin();
1834    mFilledBuffers.erase(mFilledBuffers.begin());
1835
1836    BufferInfo *info = &mPortBuffers[kPortIndexOutput].editItemAt(index);
1837    info->mMediaBuffer->add_ref();
1838    *buffer = info->mMediaBuffer;
1839
1840    return OK;
1841}
1842
1843void OMXCodec::signalBufferReturned(MediaBuffer *buffer) {
1844    Mutex::Autolock autoLock(mLock);
1845
1846    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexOutput];
1847    for (size_t i = 0; i < buffers->size(); ++i) {
1848        BufferInfo *info = &buffers->editItemAt(i);
1849
1850        if (info->mMediaBuffer == buffer) {
1851            CHECK_EQ(mPortStatus[kPortIndexOutput], ENABLED);
1852            fillOutputBuffer(info);
1853            return;
1854        }
1855    }
1856
1857    CHECK(!"should not be here.");
1858}
1859
1860static const char *imageCompressionFormatString(OMX_IMAGE_CODINGTYPE type) {
1861    static const char *kNames[] = {
1862        "OMX_IMAGE_CodingUnused",
1863        "OMX_IMAGE_CodingAutoDetect",
1864        "OMX_IMAGE_CodingJPEG",
1865        "OMX_IMAGE_CodingJPEG2K",
1866        "OMX_IMAGE_CodingEXIF",
1867        "OMX_IMAGE_CodingTIFF",
1868        "OMX_IMAGE_CodingGIF",
1869        "OMX_IMAGE_CodingPNG",
1870        "OMX_IMAGE_CodingLZW",
1871        "OMX_IMAGE_CodingBMP",
1872    };
1873
1874    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
1875
1876    if (type < 0 || (size_t)type >= numNames) {
1877        return "UNKNOWN";
1878    } else {
1879        return kNames[type];
1880    }
1881}
1882
1883static const char *colorFormatString(OMX_COLOR_FORMATTYPE type) {
1884    static const char *kNames[] = {
1885        "OMX_COLOR_FormatUnused",
1886        "OMX_COLOR_FormatMonochrome",
1887        "OMX_COLOR_Format8bitRGB332",
1888        "OMX_COLOR_Format12bitRGB444",
1889        "OMX_COLOR_Format16bitARGB4444",
1890        "OMX_COLOR_Format16bitARGB1555",
1891        "OMX_COLOR_Format16bitRGB565",
1892        "OMX_COLOR_Format16bitBGR565",
1893        "OMX_COLOR_Format18bitRGB666",
1894        "OMX_COLOR_Format18bitARGB1665",
1895        "OMX_COLOR_Format19bitARGB1666",
1896        "OMX_COLOR_Format24bitRGB888",
1897        "OMX_COLOR_Format24bitBGR888",
1898        "OMX_COLOR_Format24bitARGB1887",
1899        "OMX_COLOR_Format25bitARGB1888",
1900        "OMX_COLOR_Format32bitBGRA8888",
1901        "OMX_COLOR_Format32bitARGB8888",
1902        "OMX_COLOR_FormatYUV411Planar",
1903        "OMX_COLOR_FormatYUV411PackedPlanar",
1904        "OMX_COLOR_FormatYUV420Planar",
1905        "OMX_COLOR_FormatYUV420PackedPlanar",
1906        "OMX_COLOR_FormatYUV420SemiPlanar",
1907        "OMX_COLOR_FormatYUV422Planar",
1908        "OMX_COLOR_FormatYUV422PackedPlanar",
1909        "OMX_COLOR_FormatYUV422SemiPlanar",
1910        "OMX_COLOR_FormatYCbYCr",
1911        "OMX_COLOR_FormatYCrYCb",
1912        "OMX_COLOR_FormatCbYCrY",
1913        "OMX_COLOR_FormatCrYCbY",
1914        "OMX_COLOR_FormatYUV444Interleaved",
1915        "OMX_COLOR_FormatRawBayer8bit",
1916        "OMX_COLOR_FormatRawBayer10bit",
1917        "OMX_COLOR_FormatRawBayer8bitcompressed",
1918        "OMX_COLOR_FormatL2",
1919        "OMX_COLOR_FormatL4",
1920        "OMX_COLOR_FormatL8",
1921        "OMX_COLOR_FormatL16",
1922        "OMX_COLOR_FormatL24",
1923        "OMX_COLOR_FormatL32",
1924        "OMX_COLOR_FormatYUV420PackedSemiPlanar",
1925        "OMX_COLOR_FormatYUV422PackedSemiPlanar",
1926        "OMX_COLOR_Format18BitBGR666",
1927        "OMX_COLOR_Format24BitARGB6666",
1928        "OMX_COLOR_Format24BitABGR6666",
1929    };
1930
1931    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
1932
1933    static const int OMX_QCOM_COLOR_FormatYVU420SemiPlanar = 0x7FA30C00;
1934
1935    if (type == OMX_QCOM_COLOR_FormatYVU420SemiPlanar) {
1936        return "OMX_QCOM_COLOR_FormatYVU420SemiPlanar";
1937    } else if (type < 0 || (size_t)type >= numNames) {
1938        return "UNKNOWN";
1939    } else {
1940        return kNames[type];
1941    }
1942}
1943
1944static const char *videoCompressionFormatString(OMX_VIDEO_CODINGTYPE type) {
1945    static const char *kNames[] = {
1946        "OMX_VIDEO_CodingUnused",
1947        "OMX_VIDEO_CodingAutoDetect",
1948        "OMX_VIDEO_CodingMPEG2",
1949        "OMX_VIDEO_CodingH263",
1950        "OMX_VIDEO_CodingMPEG4",
1951        "OMX_VIDEO_CodingWMV",
1952        "OMX_VIDEO_CodingRV",
1953        "OMX_VIDEO_CodingAVC",
1954        "OMX_VIDEO_CodingMJPEG",
1955    };
1956
1957    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
1958
1959    if (type < 0 || (size_t)type >= numNames) {
1960        return "UNKNOWN";
1961    } else {
1962        return kNames[type];
1963    }
1964}
1965
1966static const char *audioCodingTypeString(OMX_AUDIO_CODINGTYPE type) {
1967    static const char *kNames[] = {
1968        "OMX_AUDIO_CodingUnused",
1969        "OMX_AUDIO_CodingAutoDetect",
1970        "OMX_AUDIO_CodingPCM",
1971        "OMX_AUDIO_CodingADPCM",
1972        "OMX_AUDIO_CodingAMR",
1973        "OMX_AUDIO_CodingGSMFR",
1974        "OMX_AUDIO_CodingGSMEFR",
1975        "OMX_AUDIO_CodingGSMHR",
1976        "OMX_AUDIO_CodingPDCFR",
1977        "OMX_AUDIO_CodingPDCEFR",
1978        "OMX_AUDIO_CodingPDCHR",
1979        "OMX_AUDIO_CodingTDMAFR",
1980        "OMX_AUDIO_CodingTDMAEFR",
1981        "OMX_AUDIO_CodingQCELP8",
1982        "OMX_AUDIO_CodingQCELP13",
1983        "OMX_AUDIO_CodingEVRC",
1984        "OMX_AUDIO_CodingSMV",
1985        "OMX_AUDIO_CodingG711",
1986        "OMX_AUDIO_CodingG723",
1987        "OMX_AUDIO_CodingG726",
1988        "OMX_AUDIO_CodingG729",
1989        "OMX_AUDIO_CodingAAC",
1990        "OMX_AUDIO_CodingMP3",
1991        "OMX_AUDIO_CodingSBC",
1992        "OMX_AUDIO_CodingVORBIS",
1993        "OMX_AUDIO_CodingWMA",
1994        "OMX_AUDIO_CodingRA",
1995        "OMX_AUDIO_CodingMIDI",
1996    };
1997
1998    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
1999
2000    if (type < 0 || (size_t)type >= numNames) {
2001        return "UNKNOWN";
2002    } else {
2003        return kNames[type];
2004    }
2005}
2006
2007static const char *audioPCMModeString(OMX_AUDIO_PCMMODETYPE type) {
2008    static const char *kNames[] = {
2009        "OMX_AUDIO_PCMModeLinear",
2010        "OMX_AUDIO_PCMModeALaw",
2011        "OMX_AUDIO_PCMModeMULaw",
2012    };
2013
2014    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
2015
2016    if (type < 0 || (size_t)type >= numNames) {
2017        return "UNKNOWN";
2018    } else {
2019        return kNames[type];
2020    }
2021}
2022
2023
2024void OMXCodec::dumpPortStatus(OMX_U32 portIndex) {
2025    OMX_PARAM_PORTDEFINITIONTYPE def;
2026    InitOMXParams(&def);
2027    def.nPortIndex = portIndex;
2028
2029    status_t err = mOMX->get_parameter(
2030            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
2031    CHECK_EQ(err, OK);
2032
2033    printf("%s Port = {\n", portIndex == kPortIndexInput ? "Input" : "Output");
2034
2035    CHECK((portIndex == kPortIndexInput && def.eDir == OMX_DirInput)
2036          || (portIndex == kPortIndexOutput && def.eDir == OMX_DirOutput));
2037
2038    printf("  nBufferCountActual = %ld\n", def.nBufferCountActual);
2039    printf("  nBufferCountMin = %ld\n", def.nBufferCountMin);
2040    printf("  nBufferSize = %ld\n", def.nBufferSize);
2041
2042    switch (def.eDomain) {
2043        case OMX_PortDomainImage:
2044        {
2045            const OMX_IMAGE_PORTDEFINITIONTYPE *imageDef = &def.format.image;
2046
2047            printf("\n");
2048            printf("  // Image\n");
2049            printf("  nFrameWidth = %ld\n", imageDef->nFrameWidth);
2050            printf("  nFrameHeight = %ld\n", imageDef->nFrameHeight);
2051            printf("  nStride = %ld\n", imageDef->nStride);
2052
2053            printf("  eCompressionFormat = %s\n",
2054                   imageCompressionFormatString(imageDef->eCompressionFormat));
2055
2056            printf("  eColorFormat = %s\n",
2057                   colorFormatString(imageDef->eColorFormat));
2058
2059            break;
2060        }
2061
2062        case OMX_PortDomainVideo:
2063        {
2064            OMX_VIDEO_PORTDEFINITIONTYPE *videoDef = &def.format.video;
2065
2066            printf("\n");
2067            printf("  // Video\n");
2068            printf("  nFrameWidth = %ld\n", videoDef->nFrameWidth);
2069            printf("  nFrameHeight = %ld\n", videoDef->nFrameHeight);
2070            printf("  nStride = %ld\n", videoDef->nStride);
2071
2072            printf("  eCompressionFormat = %s\n",
2073                   videoCompressionFormatString(videoDef->eCompressionFormat));
2074
2075            printf("  eColorFormat = %s\n",
2076                   colorFormatString(videoDef->eColorFormat));
2077
2078            break;
2079        }
2080
2081        case OMX_PortDomainAudio:
2082        {
2083            OMX_AUDIO_PORTDEFINITIONTYPE *audioDef = &def.format.audio;
2084
2085            printf("\n");
2086            printf("  // Audio\n");
2087            printf("  eEncoding = %s\n",
2088                   audioCodingTypeString(audioDef->eEncoding));
2089
2090            if (audioDef->eEncoding == OMX_AUDIO_CodingPCM) {
2091                OMX_AUDIO_PARAM_PCMMODETYPE params;
2092                InitOMXParams(&params);
2093                params.nPortIndex = portIndex;
2094
2095                err = mOMX->get_parameter(
2096                        mNode, OMX_IndexParamAudioPcm, &params, sizeof(params));
2097                CHECK_EQ(err, OK);
2098
2099                printf("  nSamplingRate = %ld\n", params.nSamplingRate);
2100                printf("  nChannels = %ld\n", params.nChannels);
2101                printf("  bInterleaved = %d\n", params.bInterleaved);
2102                printf("  nBitPerSample = %ld\n", params.nBitPerSample);
2103
2104                printf("  eNumData = %s\n",
2105                       params.eNumData == OMX_NumericalDataSigned
2106                        ? "signed" : "unsigned");
2107
2108                printf("  ePCMMode = %s\n", audioPCMModeString(params.ePCMMode));
2109            }
2110
2111            break;
2112        }
2113
2114        default:
2115        {
2116            printf("  // Unknown\n");
2117            break;
2118        }
2119    }
2120
2121    printf("}\n");
2122}
2123
2124void OMXCodec::initOutputFormat(const sp<MetaData> &inputFormat) {
2125    mOutputFormat = new MetaData;
2126    mOutputFormat->setCString(kKeyDecoderComponent, mComponentName);
2127
2128    OMX_PARAM_PORTDEFINITIONTYPE def;
2129    InitOMXParams(&def);
2130    def.nPortIndex = kPortIndexOutput;
2131
2132    status_t err = mOMX->get_parameter(
2133            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
2134    CHECK_EQ(err, OK);
2135
2136    switch (def.eDomain) {
2137        case OMX_PortDomainImage:
2138        {
2139            OMX_IMAGE_PORTDEFINITIONTYPE *imageDef = &def.format.image;
2140            CHECK_EQ(imageDef->eCompressionFormat, OMX_IMAGE_CodingUnused);
2141
2142            mOutputFormat->setCString(kKeyMIMEType, "image/raw");
2143            mOutputFormat->setInt32(kKeyColorFormat, imageDef->eColorFormat);
2144            mOutputFormat->setInt32(kKeyWidth, imageDef->nFrameWidth);
2145            mOutputFormat->setInt32(kKeyHeight, imageDef->nFrameHeight);
2146            break;
2147        }
2148
2149        case OMX_PortDomainAudio:
2150        {
2151            OMX_AUDIO_PORTDEFINITIONTYPE *audio_def = &def.format.audio;
2152
2153            if (audio_def->eEncoding == OMX_AUDIO_CodingPCM) {
2154                OMX_AUDIO_PARAM_PCMMODETYPE params;
2155                InitOMXParams(&params);
2156                params.nPortIndex = kPortIndexOutput;
2157
2158                err = mOMX->get_parameter(
2159                        mNode, OMX_IndexParamAudioPcm, &params, sizeof(params));
2160                CHECK_EQ(err, OK);
2161
2162                CHECK_EQ(params.eNumData, OMX_NumericalDataSigned);
2163                CHECK_EQ(params.nBitPerSample, 16);
2164                CHECK_EQ(params.ePCMMode, OMX_AUDIO_PCMModeLinear);
2165
2166                int32_t numChannels, sampleRate;
2167                inputFormat->findInt32(kKeyChannelCount, &numChannels);
2168                inputFormat->findInt32(kKeySampleRate, &sampleRate);
2169
2170                if ((OMX_U32)numChannels != params.nChannels) {
2171                    LOGW("Codec outputs a different number of channels than "
2172                         "the input stream contains.");
2173                }
2174
2175                mOutputFormat->setCString(kKeyMIMEType, "audio/raw");
2176
2177                // Use the codec-advertised number of channels, as some
2178                // codecs appear to output stereo even if the input data is
2179                // mono.
2180                mOutputFormat->setInt32(kKeyChannelCount, params.nChannels);
2181
2182                // The codec-reported sampleRate is not reliable...
2183                mOutputFormat->setInt32(kKeySampleRate, sampleRate);
2184            } else if (audio_def->eEncoding == OMX_AUDIO_CodingAMR) {
2185                mOutputFormat->setCString(kKeyMIMEType, "audio/3gpp");
2186            } else if (audio_def->eEncoding == OMX_AUDIO_CodingAAC) {
2187                mOutputFormat->setCString(kKeyMIMEType, "audio/mp4a-latm");
2188            } else {
2189                CHECK(!"Should not be here. Unknown audio encoding.");
2190            }
2191            break;
2192        }
2193
2194        case OMX_PortDomainVideo:
2195        {
2196            OMX_VIDEO_PORTDEFINITIONTYPE *video_def = &def.format.video;
2197
2198            if (video_def->eCompressionFormat == OMX_VIDEO_CodingUnused) {
2199                mOutputFormat->setCString(kKeyMIMEType, "video/raw");
2200            } else if (video_def->eCompressionFormat == OMX_VIDEO_CodingMPEG4) {
2201                mOutputFormat->setCString(kKeyMIMEType, "video/mp4v-es");
2202            } else if (video_def->eCompressionFormat == OMX_VIDEO_CodingH263) {
2203                mOutputFormat->setCString(kKeyMIMEType, "video/3gpp");
2204            } else if (video_def->eCompressionFormat == OMX_VIDEO_CodingAVC) {
2205                mOutputFormat->setCString(kKeyMIMEType, "video/avc");
2206            } else {
2207                CHECK(!"Unknown compression format.");
2208            }
2209
2210            if (!strcmp(mComponentName, "OMX.PV.avcdec")) {
2211                // This component appears to be lying to me.
2212                mOutputFormat->setInt32(
2213                        kKeyWidth, (video_def->nFrameWidth + 15) & -16);
2214                mOutputFormat->setInt32(
2215                        kKeyHeight, (video_def->nFrameHeight + 15) & -16);
2216            } else {
2217                mOutputFormat->setInt32(kKeyWidth, video_def->nFrameWidth);
2218                mOutputFormat->setInt32(kKeyHeight, video_def->nFrameHeight);
2219            }
2220
2221            mOutputFormat->setInt32(kKeyColorFormat, video_def->eColorFormat);
2222            break;
2223        }
2224
2225        default:
2226        {
2227            CHECK(!"should not be here, neither audio nor video.");
2228            break;
2229        }
2230    }
2231}
2232
2233}  // namespace android
2234