OMXCodec.cpp revision bfa6b2d7a1be1832ac40ed90aece1834f720b5c6 
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/ESDS.h"
22
23#include <binder/IServiceManager.h>
24#include <binder/MemoryDealer.h>
25#include <binder/ProcessState.h>
26#include <media/IMediaPlayerService.h>
27#include <media/stagefright/MediaBuffer.h>
28#include <media/stagefright/MediaBufferGroup.h>
29#include <media/stagefright/MediaDebug.h>
30#include <media/stagefright/MediaDefs.h>
31#include <media/stagefright/MediaExtractor.h>
32#include <media/stagefright/MetaData.h>
33#include <media/stagefright/OMXCodec.h>
34#include <media/stagefright/Utils.h>
35#include <utils/Vector.h>
36
37#include <OMX_Audio.h>
38#include <OMX_Component.h>
39
40namespace android {
41
42static const int OMX_QCOM_COLOR_FormatYVU420SemiPlanar = 0x7FA30C00;
43
44struct CodecInfo {
45    const char *mime;
46    const char *codec;
47};
48
49static const CodecInfo kDecoderInfo[] = {
50    { MEDIA_MIMETYPE_IMAGE_JPEG, "OMX.TI.JPEG.decode" },
51    { MEDIA_MIMETYPE_AUDIO_MPEG, "OMX.TI.MP3.decode" },
52    { MEDIA_MIMETYPE_AUDIO_MPEG, "OMX.PV.mp3dec" },
53    { MEDIA_MIMETYPE_AUDIO_AMR_NB, "OMX.TI.AMR.decode" },
54    { MEDIA_MIMETYPE_AUDIO_AMR_NB, "OMX.PV.amrdec" },
55    { MEDIA_MIMETYPE_AUDIO_AMR_WB, "OMX.TI.WBAMR.decode" },
56    { MEDIA_MIMETYPE_AUDIO_AMR_WB, "OMX.PV.amrdec" },
57    { MEDIA_MIMETYPE_AUDIO_AAC, "OMX.TI.AAC.decode" },
58    { MEDIA_MIMETYPE_AUDIO_AAC, "OMX.PV.aacdec" },
59    { MEDIA_MIMETYPE_VIDEO_MPEG4, "OMX.qcom.video.decoder.mpeg4" },
60    { MEDIA_MIMETYPE_VIDEO_MPEG4, "OMX.TI.Video.Decoder" },
61    { MEDIA_MIMETYPE_VIDEO_MPEG4, "OMX.PV.mpeg4dec" },
62    { MEDIA_MIMETYPE_VIDEO_H263, "OMX.qcom.video.decoder.h263" },
63    { MEDIA_MIMETYPE_VIDEO_H263, "OMX.TI.Video.Decoder" },
64    { MEDIA_MIMETYPE_VIDEO_H263, "OMX.PV.h263dec" },
65    { MEDIA_MIMETYPE_VIDEO_AVC, "OMX.qcom.video.decoder.avc" },
66    { MEDIA_MIMETYPE_VIDEO_AVC, "OMX.TI.Video.Decoder" },
67    { MEDIA_MIMETYPE_VIDEO_AVC, "OMX.PV.avcdec" },
68};
69
70static const CodecInfo kEncoderInfo[] = {
71    { MEDIA_MIMETYPE_AUDIO_AMR_NB, "OMX.TI.AMR.encode" },
72    { MEDIA_MIMETYPE_AUDIO_AMR_NB, "OMX.PV.amrencnb" },
73    { MEDIA_MIMETYPE_AUDIO_AMR_WB, "OMX.TI.WBAMR.encode" },
74    { MEDIA_MIMETYPE_AUDIO_AAC, "OMX.TI.AAC.encode" },
75    { MEDIA_MIMETYPE_AUDIO_AAC, "OMX.PV.aacenc" },
76    { MEDIA_MIMETYPE_VIDEO_MPEG4, "OMX.qcom.video.encoder.mpeg4" },
77    { MEDIA_MIMETYPE_VIDEO_MPEG4, "OMX.TI.Video.encoder" },
78    { MEDIA_MIMETYPE_VIDEO_MPEG4, "OMX.PV.mpeg4enc" },
79    { MEDIA_MIMETYPE_VIDEO_H263, "OMX.qcom.video.encoder.h263" },
80    { MEDIA_MIMETYPE_VIDEO_H263, "OMX.TI.Video.encoder" },
81    { MEDIA_MIMETYPE_VIDEO_H263, "OMX.PV.h263enc" },
82    { MEDIA_MIMETYPE_VIDEO_AVC, "OMX.TI.Video.encoder" },
83    { MEDIA_MIMETYPE_VIDEO_AVC, "OMX.PV.avcenc" },
84};
85
86#define CODEC_LOGI(x, ...) LOGI("[%s] "x, mComponentName, ##__VA_ARGS__)
87#define CODEC_LOGV(x, ...) LOGV("[%s] "x, mComponentName, ##__VA_ARGS__)
88
89struct OMXCodecObserver : public BnOMXObserver {
90    OMXCodecObserver() {
91    }
92
93    void setCodec(const sp<OMXCodec> &target) {
94        mTarget = target;
95    }
96
97    // from IOMXObserver
98    virtual void onMessage(const omx_message &msg) {
99        sp<OMXCodec> codec = mTarget.promote();
100
101        if (codec.get() != NULL) {
102            codec->on_message(msg);
103        }
104    }
105
106protected:
107    virtual ~OMXCodecObserver() {}
108
109private:
110    wp<OMXCodec> mTarget;
111
112    OMXCodecObserver(const OMXCodecObserver &);
113    OMXCodecObserver &operator=(const OMXCodecObserver &);
114};
115
116static const char *GetCodec(const CodecInfo *info, size_t numInfos,
117                            const char *mime, int index) {
118    CHECK(index >= 0);
119    for(size_t i = 0; i < numInfos; ++i) {
120        if (!strcasecmp(mime, info[i].mime)) {
121            if (index == 0) {
122                return info[i].codec;
123            }
124
125            --index;
126        }
127    }
128
129    return NULL;
130}
131
132enum {
133    kAVCProfileBaseline      = 0x42,
134    kAVCProfileMain          = 0x4d,
135    kAVCProfileExtended      = 0x58,
136    kAVCProfileHigh          = 0x64,
137    kAVCProfileHigh10        = 0x6e,
138    kAVCProfileHigh422       = 0x7a,
139    kAVCProfileHigh444       = 0xf4,
140    kAVCProfileCAVLC444Intra = 0x2c
141};
142
143static const char *AVCProfileToString(uint8_t profile) {
144    switch (profile) {
145        case kAVCProfileBaseline:
146            return "Baseline";
147        case kAVCProfileMain:
148            return "Main";
149        case kAVCProfileExtended:
150            return "Extended";
151        case kAVCProfileHigh:
152            return "High";
153        case kAVCProfileHigh10:
154            return "High 10";
155        case kAVCProfileHigh422:
156            return "High 422";
157        case kAVCProfileHigh444:
158            return "High 444";
159        case kAVCProfileCAVLC444Intra:
160            return "CAVLC 444 Intra";
161        default:   return "Unknown";
162    }
163}
164
165template<class T>
166static void InitOMXParams(T *params) {
167    params->nSize = sizeof(T);
168    params->nVersion.s.nVersionMajor = 1;
169    params->nVersion.s.nVersionMinor = 0;
170    params->nVersion.s.nRevision = 0;
171    params->nVersion.s.nStep = 0;
172}
173
174static bool IsSoftwareCodec(const char *componentName) {
175    if (!strncmp("OMX.PV.", componentName, 7)) {
176        return true;
177    }
178
179    return false;
180}
181
182static int CompareSoftwareCodecsFirst(
183        const String8 *elem1, const String8 *elem2) {
184    bool isSoftwareCodec1 = IsSoftwareCodec(elem1->string());
185    bool isSoftwareCodec2 = IsSoftwareCodec(elem2->string());
186
187    if (isSoftwareCodec1) {
188        if (isSoftwareCodec2) { return 0; }
189        return -1;
190    }
191
192    if (isSoftwareCodec2) {
193        return 1;
194    }
195
196    return 0;
197}
198
199// static
200uint32_t OMXCodec::getComponentQuirks(const char *componentName) {
201    uint32_t quirks = 0;
202
203    if (!strcmp(componentName, "OMX.PV.avcdec")) {
204        quirks |= kWantsNALFragments;
205    }
206    if (!strcmp(componentName, "OMX.TI.MP3.decode")) {
207        quirks |= kNeedsFlushBeforeDisable;
208    }
209    if (!strcmp(componentName, "OMX.TI.AAC.decode")) {
210        quirks |= kNeedsFlushBeforeDisable;
211        quirks |= kRequiresFlushCompleteEmulation;
212    }
213    if (!strncmp(componentName, "OMX.qcom.video.encoder.", 23)) {
214        quirks |= kRequiresLoadedToIdleAfterAllocation;
215        quirks |= kRequiresAllocateBufferOnInputPorts;
216        quirks |= kRequiresAllocateBufferOnOutputPorts;
217    }
218    if (!strncmp(componentName, "OMX.qcom.video.decoder.", 23)) {
219        // XXX Required on P....on only.
220        quirks |= kRequiresAllocateBufferOnOutputPorts;
221    }
222
223    if (!strncmp(componentName, "OMX.TI.", 7)) {
224        // Apparently I must not use OMX_UseBuffer on either input or
225        // output ports on any of the TI components or quote:
226        // "(I) may have unexpected problem (sic) which can be timing related
227        //  and hard to reproduce."
228
229        quirks |= kRequiresAllocateBufferOnInputPorts;
230        quirks |= kRequiresAllocateBufferOnOutputPorts;
231    }
232
233    return quirks;
234}
235
236// static
237void OMXCodec::findMatchingCodecs(
238        const char *mime,
239        bool createEncoder, const char *matchComponentName,
240        uint32_t flags,
241        Vector<String8> *matchingCodecs) {
242    matchingCodecs->clear();
243
244    for (int index = 0;; ++index) {
245        const char *componentName;
246
247        if (createEncoder) {
248            componentName = GetCodec(
249                    kEncoderInfo,
250                    sizeof(kEncoderInfo) / sizeof(kEncoderInfo[0]),
251                    mime, index);
252        } else {
253            componentName = GetCodec(
254                    kDecoderInfo,
255                    sizeof(kDecoderInfo) / sizeof(kDecoderInfo[0]),
256                    mime, index);
257        }
258
259        if (!componentName) {
260            break;
261        }
262
263        // If a specific codec is requested, skip the non-matching ones.
264        if (matchComponentName && strcmp(componentName, matchComponentName)) {
265            continue;
266        }
267
268        matchingCodecs->push(String8(componentName));
269    }
270
271    if (flags & kPreferSoftwareCodecs) {
272        matchingCodecs->sort(CompareSoftwareCodecsFirst);
273    }
274}
275
276// static
277sp<OMXCodec> 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 char *mime;
284    bool success = meta->findCString(kKeyMIMEType, &mime);
285    CHECK(success);
286
287    Vector<String8> matchingCodecs;
288    findMatchingCodecs(
289            mime, createEncoder, matchComponentName, flags, &matchingCodecs);
290
291    if (matchingCodecs.isEmpty()) {
292        return NULL;
293    }
294
295    sp<OMXCodecObserver> observer = new OMXCodecObserver;
296    IOMX::node_id node = 0;
297    success = false;
298
299    const char *componentName;
300    for (size_t i = 0; i < matchingCodecs.size(); ++i) {
301        componentName = matchingCodecs[i].string();
302
303        LOGV("Attempting to allocate OMX node '%s'", componentName);
304
305        status_t err = omx->allocateNode(componentName, observer, &node);
306        if (err == OK) {
307            LOGV("Successfully allocated OMX node '%s'", componentName);
308
309            success = true;
310            break;
311        }
312    }
313
314    if (!success) {
315        return NULL;
316    }
317
318    sp<OMXCodec> codec = new OMXCodec(
319            omx, node, getComponentQuirks(componentName),
320            createEncoder, mime, componentName,
321            source);
322
323    observer->setCodec(codec);
324
325    uint32_t type;
326    const void *data;
327    size_t size;
328    if (meta->findData(kKeyESDS, &type, &data, &size)) {
329        ESDS esds((const char *)data, size);
330        CHECK_EQ(esds.InitCheck(), OK);
331
332        const void *codec_specific_data;
333        size_t codec_specific_data_size;
334        esds.getCodecSpecificInfo(
335                &codec_specific_data, &codec_specific_data_size);
336
337        printf("found codec-specific data of size %d\n",
338               codec_specific_data_size);
339
340        codec->addCodecSpecificData(
341                codec_specific_data, codec_specific_data_size);
342    } else if (meta->findData(kKeyAVCC, &type, &data, &size)) {
343        printf("found avcc of size %d\n", size);
344
345        // Parse the AVCDecoderConfigurationRecord
346
347        const uint8_t *ptr = (const uint8_t *)data;
348
349        CHECK(size >= 7);
350        CHECK_EQ(ptr[0], 1);  // configurationVersion == 1
351        uint8_t profile = ptr[1];
352        uint8_t level = ptr[3];
353
354        CHECK((ptr[4] >> 2) == 0x3f);  // reserved
355
356        size_t lengthSize = 1 + (ptr[4] & 3);
357
358        // commented out check below as H264_QVGA_500_NO_AUDIO.3gp
359        // violates it...
360        // CHECK((ptr[5] >> 5) == 7);  // reserved
361
362        size_t numSeqParameterSets = ptr[5] & 31;
363
364        ptr += 6;
365        size -= 6;
366
367        for (size_t i = 0; i < numSeqParameterSets; ++i) {
368            CHECK(size >= 2);
369            size_t length = U16_AT(ptr);
370
371            ptr += 2;
372            size -= 2;
373
374            CHECK(size >= length);
375
376            codec->addCodecSpecificData(ptr, length);
377
378            ptr += length;
379            size -= length;
380        }
381
382        CHECK(size >= 1);
383        size_t numPictureParameterSets = *ptr;
384        ++ptr;
385        --size;
386
387        for (size_t i = 0; i < numPictureParameterSets; ++i) {
388            CHECK(size >= 2);
389            size_t length = U16_AT(ptr);
390
391            ptr += 2;
392            size -= 2;
393
394            CHECK(size >= length);
395
396            codec->addCodecSpecificData(ptr, length);
397
398            ptr += length;
399            size -= length;
400        }
401
402        LOGV("AVC profile = %d (%s), level = %d",
403             (int)profile, AVCProfileToString(profile), (int)level / 10);
404
405        if (!strcmp(componentName, "OMX.TI.Video.Decoder")
406            && (profile != kAVCProfileBaseline || level > 39)) {
407            // This stream exceeds the decoder's capabilities. The decoder
408            // does not handle this gracefully and would clobber the heap
409            // and wreak havoc instead...
410
411            LOGE("Profile and/or level exceed the decoder's capabilities.");
412            return NULL;
413        }
414    }
415
416    if (!strcasecmp(MEDIA_MIMETYPE_AUDIO_AMR_NB, mime)) {
417        codec->setAMRFormat();
418    }
419    if (!strcasecmp(MEDIA_MIMETYPE_AUDIO_AMR_WB, mime)) {
420        codec->setAMRWBFormat();
421    }
422    if (!strcasecmp(MEDIA_MIMETYPE_AUDIO_AAC, mime)) {
423        int32_t numChannels, sampleRate;
424        CHECK(meta->findInt32(kKeyChannelCount, &numChannels));
425        CHECK(meta->findInt32(kKeySampleRate, &sampleRate));
426
427        codec->setAACFormat(numChannels, sampleRate);
428    }
429    if (!strncasecmp(mime, "video/", 6)) {
430        int32_t width, height;
431        bool success = meta->findInt32(kKeyWidth, &width);
432        success = success && meta->findInt32(kKeyHeight, &height);
433        CHECK(success);
434
435        if (createEncoder) {
436            codec->setVideoInputFormat(mime, width, height);
437        } else {
438            codec->setVideoOutputFormat(mime, width, height);
439        }
440    }
441    if (!strcasecmp(mime, MEDIA_MIMETYPE_IMAGE_JPEG)
442        && !strcmp(componentName, "OMX.TI.JPEG.decode")) {
443        OMX_COLOR_FORMATTYPE format =
444            OMX_COLOR_Format32bitARGB8888;
445            // OMX_COLOR_FormatYUV420PackedPlanar;
446            // OMX_COLOR_FormatCbYCrY;
447            // OMX_COLOR_FormatYUV411Planar;
448
449        int32_t width, height;
450        bool success = meta->findInt32(kKeyWidth, &width);
451        success = success && meta->findInt32(kKeyHeight, &height);
452
453        int32_t compressedSize;
454        success = success && meta->findInt32(
455                kKeyMaxInputSize, &compressedSize);
456
457        CHECK(success);
458        CHECK(compressedSize > 0);
459
460        codec->setImageOutputFormat(format, width, height);
461        codec->setJPEGInputFormat(width, height, (OMX_U32)compressedSize);
462    }
463
464    int32_t maxInputSize;
465    if (createEncoder && meta->findInt32(kKeyMaxInputSize, &maxInputSize)) {
466        codec->setMinBufferSize(kPortIndexInput, (OMX_U32)maxInputSize);
467    }
468
469    if (!strcmp(componentName, "OMX.TI.AMR.encode")
470        || !strcmp(componentName, "OMX.TI.WBAMR.encode")) {
471        codec->setMinBufferSize(kPortIndexOutput, 8192);  // XXX
472    }
473
474    codec->initOutputFormat(meta);
475
476    return codec;
477}
478
479void OMXCodec::setMinBufferSize(OMX_U32 portIndex, OMX_U32 size) {
480    OMX_PARAM_PORTDEFINITIONTYPE def;
481    InitOMXParams(&def);
482    def.nPortIndex = portIndex;
483
484    status_t err = mOMX->getParameter(
485            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
486    CHECK_EQ(err, OK);
487
488    if (def.nBufferSize < size) {
489        def.nBufferSize = size;
490
491    }
492
493    err = mOMX->setParameter(
494            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
495    CHECK_EQ(err, OK);
496}
497
498status_t OMXCodec::setVideoPortFormatType(
499        OMX_U32 portIndex,
500        OMX_VIDEO_CODINGTYPE compressionFormat,
501        OMX_COLOR_FORMATTYPE colorFormat) {
502    OMX_VIDEO_PARAM_PORTFORMATTYPE format;
503    InitOMXParams(&format);
504    format.nPortIndex = portIndex;
505    format.nIndex = 0;
506    bool found = false;
507
508    OMX_U32 index = 0;
509    for (;;) {
510        format.nIndex = index;
511        status_t err = mOMX->getParameter(
512                mNode, OMX_IndexParamVideoPortFormat,
513                &format, sizeof(format));
514
515        if (err != OK) {
516            return err;
517        }
518
519        // The following assertion is violated by TI's video decoder.
520        // CHECK_EQ(format.nIndex, index);
521
522#if 1
523        CODEC_LOGV("portIndex: %ld, index: %ld, eCompressionFormat=%d eColorFormat=%d",
524             portIndex,
525             index, format.eCompressionFormat, format.eColorFormat);
526#endif
527
528        if (!strcmp("OMX.TI.Video.encoder", mComponentName)) {
529            if (portIndex == kPortIndexInput
530                    && colorFormat == format.eColorFormat) {
531                // eCompressionFormat does not seem right.
532                found = true;
533                break;
534            }
535            if (portIndex == kPortIndexOutput
536                    && compressionFormat == format.eCompressionFormat) {
537                // eColorFormat does not seem right.
538                found = true;
539                break;
540            }
541        }
542
543        if (format.eCompressionFormat == compressionFormat
544            && format.eColorFormat == colorFormat) {
545            found = true;
546            break;
547        }
548
549        ++index;
550    }
551
552    if (!found) {
553        return UNKNOWN_ERROR;
554    }
555
556    CODEC_LOGV("found a match.");
557    status_t err = mOMX->setParameter(
558            mNode, OMX_IndexParamVideoPortFormat,
559            &format, sizeof(format));
560
561    return err;
562}
563
564static size_t getFrameSize(
565        OMX_COLOR_FORMATTYPE colorFormat, int32_t width, int32_t height) {
566    switch (colorFormat) {
567        case OMX_COLOR_FormatYCbYCr:
568        case OMX_COLOR_FormatCbYCrY:
569            return width * height * 2;
570
571        case OMX_COLOR_FormatYUV420SemiPlanar:
572            return (width * height * 3) / 2;
573
574        default:
575            CHECK(!"Should not be here. Unsupported color format.");
576            break;
577    }
578}
579
580void OMXCodec::setVideoInputFormat(
581        const char *mime, OMX_U32 width, OMX_U32 height) {
582    CODEC_LOGV("setVideoInputFormat width=%ld, height=%ld", width, height);
583
584    OMX_VIDEO_CODINGTYPE compressionFormat = OMX_VIDEO_CodingUnused;
585    if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_AVC, mime)) {
586        compressionFormat = OMX_VIDEO_CodingAVC;
587    } else if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_MPEG4, mime)) {
588        compressionFormat = OMX_VIDEO_CodingMPEG4;
589    } else if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_H263, mime)) {
590        compressionFormat = OMX_VIDEO_CodingH263;
591    } else {
592        LOGE("Not a supported video mime type: %s", mime);
593        CHECK(!"Should not be here. Not a supported video mime type.");
594    }
595
596    OMX_COLOR_FORMATTYPE colorFormat = OMX_COLOR_FormatYUV420SemiPlanar;
597    if (!strcasecmp("OMX.TI.Video.encoder", mComponentName)) {
598        colorFormat = OMX_COLOR_FormatYCbYCr;
599    }
600
601    CHECK_EQ(setVideoPortFormatType(
602            kPortIndexInput, OMX_VIDEO_CodingUnused,
603            colorFormat), OK);
604
605    CHECK_EQ(setVideoPortFormatType(
606            kPortIndexOutput, compressionFormat, OMX_COLOR_FormatUnused),
607            OK);
608
609    OMX_PARAM_PORTDEFINITIONTYPE def;
610    InitOMXParams(&def);
611    def.nPortIndex = kPortIndexOutput;
612
613    OMX_VIDEO_PORTDEFINITIONTYPE *video_def = &def.format.video;
614
615    status_t err = mOMX->getParameter(
616            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
617
618    CHECK_EQ(err, OK);
619    CHECK_EQ(def.eDomain, OMX_PortDomainVideo);
620
621    video_def->nFrameWidth = width;
622    video_def->nFrameHeight = height;
623
624    video_def->eCompressionFormat = compressionFormat;
625    video_def->eColorFormat = OMX_COLOR_FormatUnused;
626
627    err = mOMX->setParameter(
628            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
629    CHECK_EQ(err, OK);
630
631    ////////////////////////////////////////////////////////////////////////////
632
633    InitOMXParams(&def);
634    def.nPortIndex = kPortIndexInput;
635
636    err = mOMX->getParameter(
637            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
638    CHECK_EQ(err, OK);
639
640    def.nBufferSize = getFrameSize(colorFormat, width, height);
641    CODEC_LOGV("Setting nBufferSize = %ld", def.nBufferSize);
642
643    CHECK_EQ(def.eDomain, OMX_PortDomainVideo);
644
645    video_def->nFrameWidth = width;
646    video_def->nFrameHeight = height;
647    video_def->eCompressionFormat = OMX_VIDEO_CodingUnused;
648    video_def->eColorFormat = colorFormat;
649
650    video_def->xFramerate = 24 << 16;  // XXX crucial!
651
652    err = mOMX->setParameter(
653            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
654    CHECK_EQ(err, OK);
655
656    switch (compressionFormat) {
657        case OMX_VIDEO_CodingMPEG4:
658        {
659            CHECK_EQ(setupMPEG4EncoderParameters(), OK);
660            break;
661        }
662
663        case OMX_VIDEO_CodingH263:
664            break;
665
666        case OMX_VIDEO_CodingAVC:
667        {
668            CHECK_EQ(setupAVCEncoderParameters(), OK);
669            break;
670        }
671
672        default:
673            CHECK(!"Support for this compressionFormat to be implemented.");
674            break;
675    }
676}
677
678status_t OMXCodec::setupMPEG4EncoderParameters() {
679    OMX_VIDEO_PARAM_MPEG4TYPE mpeg4type;
680    InitOMXParams(&mpeg4type);
681    mpeg4type.nPortIndex = kPortIndexOutput;
682
683    status_t err = mOMX->getParameter(
684            mNode, OMX_IndexParamVideoMpeg4, &mpeg4type, sizeof(mpeg4type));
685    CHECK_EQ(err, OK);
686
687    mpeg4type.nSliceHeaderSpacing = 0;
688    mpeg4type.bSVH = OMX_FALSE;
689    mpeg4type.bGov = OMX_FALSE;
690
691    mpeg4type.nAllowedPictureTypes =
692        OMX_VIDEO_PictureTypeI | OMX_VIDEO_PictureTypeP;
693
694    mpeg4type.nPFrames = 23;
695    mpeg4type.nBFrames = 0;
696
697    mpeg4type.nIDCVLCThreshold = 0;
698    mpeg4type.bACPred = OMX_TRUE;
699    mpeg4type.nMaxPacketSize = 256;
700    mpeg4type.nTimeIncRes = 1000;
701    mpeg4type.nHeaderExtension = 0;
702    mpeg4type.bReversibleVLC = OMX_FALSE;
703
704    mpeg4type.eProfile = OMX_VIDEO_MPEG4ProfileCore;
705    mpeg4type.eLevel = OMX_VIDEO_MPEG4Level2;
706
707    err = mOMX->setParameter(
708            mNode, OMX_IndexParamVideoMpeg4, &mpeg4type, sizeof(mpeg4type));
709    CHECK_EQ(err, OK);
710
711    // ----------------
712
713    OMX_VIDEO_PARAM_BITRATETYPE bitrateType;
714    InitOMXParams(&bitrateType);
715    bitrateType.nPortIndex = kPortIndexOutput;
716
717    err = mOMX->getParameter(
718            mNode, OMX_IndexParamVideoBitrate,
719            &bitrateType, sizeof(bitrateType));
720    CHECK_EQ(err, OK);
721
722    bitrateType.eControlRate = OMX_Video_ControlRateVariable;
723    bitrateType.nTargetBitrate = 1000000;
724
725    err = mOMX->setParameter(
726            mNode, OMX_IndexParamVideoBitrate,
727            &bitrateType, sizeof(bitrateType));
728    CHECK_EQ(err, OK);
729
730    // ----------------
731
732    OMX_VIDEO_PARAM_ERRORCORRECTIONTYPE errorCorrectionType;
733    InitOMXParams(&errorCorrectionType);
734    errorCorrectionType.nPortIndex = kPortIndexOutput;
735
736    err = mOMX->getParameter(
737            mNode, OMX_IndexParamVideoErrorCorrection,
738            &errorCorrectionType, sizeof(errorCorrectionType));
739    CHECK_EQ(err, OK);
740
741    errorCorrectionType.bEnableHEC = OMX_FALSE;
742    errorCorrectionType.bEnableResync = OMX_TRUE;
743    errorCorrectionType.nResynchMarkerSpacing = 256;
744    errorCorrectionType.bEnableDataPartitioning = OMX_FALSE;
745    errorCorrectionType.bEnableRVLC = OMX_FALSE;
746
747    err = mOMX->setParameter(
748            mNode, OMX_IndexParamVideoErrorCorrection,
749            &errorCorrectionType, sizeof(errorCorrectionType));
750    CHECK_EQ(err, OK);
751
752    return OK;
753}
754
755status_t OMXCodec::setupAVCEncoderParameters() {
756    OMX_VIDEO_PARAM_AVCTYPE h264type;
757    InitOMXParams(&h264type);
758    h264type.nPortIndex = kPortIndexOutput;
759
760    status_t err = mOMX->getParameter(
761            mNode, OMX_IndexParamVideoAvc, &h264type, sizeof(h264type));
762    CHECK_EQ(err, OK);
763
764    h264type.nAllowedPictureTypes =
765        OMX_VIDEO_PictureTypeI | OMX_VIDEO_PictureTypeP;
766
767    h264type.nSliceHeaderSpacing = 0;
768    h264type.nBFrames = 0;
769    h264type.bUseHadamard = OMX_TRUE;
770    h264type.nRefFrames = 1;
771    h264type.nRefIdx10ActiveMinus1 = 0;
772    h264type.nRefIdx11ActiveMinus1 = 0;
773    h264type.bEnableUEP = OMX_FALSE;
774    h264type.bEnableFMO = OMX_FALSE;
775    h264type.bEnableASO = OMX_FALSE;
776    h264type.bEnableRS = OMX_FALSE;
777    h264type.eProfile = OMX_VIDEO_AVCProfileBaseline;
778    h264type.eLevel = OMX_VIDEO_AVCLevel1b;
779    h264type.bFrameMBsOnly = OMX_TRUE;
780    h264type.bMBAFF = OMX_FALSE;
781    h264type.bEntropyCodingCABAC = OMX_FALSE;
782    h264type.bWeightedPPrediction = OMX_FALSE;
783    h264type.bconstIpred = OMX_FALSE;
784    h264type.bDirect8x8Inference = OMX_FALSE;
785    h264type.bDirectSpatialTemporal = OMX_FALSE;
786    h264type.nCabacInitIdc = 0;
787    h264type.eLoopFilterMode = OMX_VIDEO_AVCLoopFilterEnable;
788
789    err = mOMX->setParameter(
790            mNode, OMX_IndexParamVideoAvc, &h264type, sizeof(h264type));
791    CHECK_EQ(err, OK);
792
793    OMX_VIDEO_PARAM_BITRATETYPE bitrateType;
794    InitOMXParams(&bitrateType);
795    bitrateType.nPortIndex = kPortIndexOutput;
796
797    err = mOMX->getParameter(
798            mNode, OMX_IndexParamVideoBitrate,
799            &bitrateType, sizeof(bitrateType));
800    CHECK_EQ(err, OK);
801
802    bitrateType.eControlRate = OMX_Video_ControlRateVariable;
803    bitrateType.nTargetBitrate = 1000000;
804
805    err = mOMX->setParameter(
806            mNode, OMX_IndexParamVideoBitrate,
807            &bitrateType, sizeof(bitrateType));
808    CHECK_EQ(err, OK);
809
810    return OK;
811}
812
813void OMXCodec::setVideoOutputFormat(
814        const char *mime, OMX_U32 width, OMX_U32 height) {
815    CODEC_LOGV("setVideoOutputFormat width=%ld, height=%ld", width, height);
816
817    OMX_VIDEO_CODINGTYPE compressionFormat = OMX_VIDEO_CodingUnused;
818    if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_AVC, mime)) {
819        compressionFormat = OMX_VIDEO_CodingAVC;
820    } else if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_MPEG4, mime)) {
821        compressionFormat = OMX_VIDEO_CodingMPEG4;
822    } else if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_H263, mime)) {
823        compressionFormat = OMX_VIDEO_CodingH263;
824    } else {
825        LOGE("Not a supported video mime type: %s", mime);
826        CHECK(!"Should not be here. Not a supported video mime type.");
827    }
828
829    setVideoPortFormatType(
830            kPortIndexInput, compressionFormat, OMX_COLOR_FormatUnused);
831
832#if 1
833    {
834        OMX_VIDEO_PARAM_PORTFORMATTYPE format;
835        InitOMXParams(&format);
836        format.nPortIndex = kPortIndexOutput;
837        format.nIndex = 0;
838
839        status_t err = mOMX->getParameter(
840                mNode, OMX_IndexParamVideoPortFormat,
841                &format, sizeof(format));
842        CHECK_EQ(err, OK);
843        CHECK_EQ(format.eCompressionFormat, OMX_VIDEO_CodingUnused);
844
845        static const int OMX_QCOM_COLOR_FormatYVU420SemiPlanar = 0x7FA30C00;
846
847        CHECK(format.eColorFormat == OMX_COLOR_FormatYUV420Planar
848               || format.eColorFormat == OMX_COLOR_FormatYUV420SemiPlanar
849               || format.eColorFormat == OMX_COLOR_FormatCbYCrY
850               || format.eColorFormat == OMX_QCOM_COLOR_FormatYVU420SemiPlanar);
851
852        err = mOMX->setParameter(
853                mNode, OMX_IndexParamVideoPortFormat,
854                &format, sizeof(format));
855        CHECK_EQ(err, OK);
856    }
857#endif
858
859    OMX_PARAM_PORTDEFINITIONTYPE def;
860    InitOMXParams(&def);
861    def.nPortIndex = kPortIndexInput;
862
863    OMX_VIDEO_PORTDEFINITIONTYPE *video_def = &def.format.video;
864
865    status_t err = mOMX->getParameter(
866            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
867
868    CHECK_EQ(err, OK);
869
870#if 1
871    // XXX Need a (much) better heuristic to compute input buffer sizes.
872    const size_t X = 64 * 1024;
873    if (def.nBufferSize < X) {
874        def.nBufferSize = X;
875    }
876#endif
877
878    CHECK_EQ(def.eDomain, OMX_PortDomainVideo);
879
880    video_def->nFrameWidth = width;
881    video_def->nFrameHeight = height;
882
883    video_def->eCompressionFormat = compressionFormat;
884    video_def->eColorFormat = OMX_COLOR_FormatUnused;
885
886    err = mOMX->setParameter(
887            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
888    CHECK_EQ(err, OK);
889
890    ////////////////////////////////////////////////////////////////////////////
891
892    InitOMXParams(&def);
893    def.nPortIndex = kPortIndexOutput;
894
895    err = mOMX->getParameter(
896            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
897    CHECK_EQ(err, OK);
898    CHECK_EQ(def.eDomain, OMX_PortDomainVideo);
899
900#if 0
901    def.nBufferSize =
902        (((width + 15) & -16) * ((height + 15) & -16) * 3) / 2;  // YUV420
903#endif
904
905    video_def->nFrameWidth = width;
906    video_def->nFrameHeight = height;
907
908    err = mOMX->setParameter(
909            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
910    CHECK_EQ(err, OK);
911}
912
913OMXCodec::OMXCodec(
914        const sp<IOMX> &omx, IOMX::node_id node, uint32_t quirks,
915        bool isEncoder,
916        const char *mime,
917        const char *componentName,
918        const sp<MediaSource> &source)
919    : mOMX(omx),
920      mNode(node),
921      mQuirks(quirks),
922      mIsEncoder(isEncoder),
923      mMIME(strdup(mime)),
924      mComponentName(strdup(componentName)),
925      mSource(source),
926      mCodecSpecificDataIndex(0),
927      mState(LOADED),
928      mInitialBufferSubmit(true),
929      mSignalledEOS(false),
930      mNoMoreOutputData(false),
931      mOutputPortSettingsHaveChanged(false),
932      mSeekTimeUs(-1) {
933    mPortStatus[kPortIndexInput] = ENABLED;
934    mPortStatus[kPortIndexOutput] = ENABLED;
935
936    setComponentRole();
937}
938
939// static
940void OMXCodec::setComponentRole(
941        const sp<IOMX> &omx, IOMX::node_id node, bool isEncoder,
942        const char *mime) {
943    struct MimeToRole {
944        const char *mime;
945        const char *decoderRole;
946        const char *encoderRole;
947    };
948
949    static const MimeToRole kMimeToRole[] = {
950        { MEDIA_MIMETYPE_AUDIO_MPEG,
951            "audio_decoder.mp3", "audio_encoder.mp3" },
952        { MEDIA_MIMETYPE_AUDIO_AMR_NB,
953            "audio_decoder.amrnb", "audio_encoder.amrnb" },
954        { MEDIA_MIMETYPE_AUDIO_AMR_WB,
955            "audio_decoder.amrwb", "audio_encoder.amrwb" },
956        { MEDIA_MIMETYPE_AUDIO_AAC,
957            "audio_decoder.aac", "audio_encoder.aac" },
958        { MEDIA_MIMETYPE_VIDEO_AVC,
959            "video_decoder.avc", "video_encoder.avc" },
960        { MEDIA_MIMETYPE_VIDEO_MPEG4,
961            "video_decoder.mpeg4", "video_encoder.mpeg4" },
962        { MEDIA_MIMETYPE_VIDEO_H263,
963            "video_decoder.h263", "video_encoder.h263" },
964    };
965
966    static const size_t kNumMimeToRole =
967        sizeof(kMimeToRole) / sizeof(kMimeToRole[0]);
968
969    size_t i;
970    for (i = 0; i < kNumMimeToRole; ++i) {
971        if (!strcasecmp(mime, kMimeToRole[i].mime)) {
972            break;
973        }
974    }
975
976    if (i == kNumMimeToRole) {
977        return;
978    }
979
980    const char *role =
981        isEncoder ? kMimeToRole[i].encoderRole
982                  : kMimeToRole[i].decoderRole;
983
984    if (role != NULL) {
985        OMX_PARAM_COMPONENTROLETYPE roleParams;
986        InitOMXParams(&roleParams);
987
988        strncpy((char *)roleParams.cRole,
989                role, OMX_MAX_STRINGNAME_SIZE - 1);
990
991        roleParams.cRole[OMX_MAX_STRINGNAME_SIZE - 1] = '\0';
992
993        status_t err = omx->setParameter(
994                node, OMX_IndexParamStandardComponentRole,
995                &roleParams, sizeof(roleParams));
996
997        if (err != OK) {
998            LOGW("Failed to set standard component role '%s'.", role);
999        }
1000    }
1001}
1002
1003void OMXCodec::setComponentRole() {
1004    setComponentRole(mOMX, mNode, mIsEncoder, mMIME);
1005}
1006
1007OMXCodec::~OMXCodec() {
1008    CHECK(mState == LOADED || mState == ERROR);
1009
1010    status_t err = mOMX->freeNode(mNode);
1011    CHECK_EQ(err, OK);
1012
1013    mNode = NULL;
1014    setState(DEAD);
1015
1016    clearCodecSpecificData();
1017
1018    free(mComponentName);
1019    mComponentName = NULL;
1020
1021    free(mMIME);
1022    mMIME = NULL;
1023}
1024
1025status_t OMXCodec::init() {
1026    // mLock is held.
1027
1028    CHECK_EQ(mState, LOADED);
1029
1030    status_t err;
1031    if (!(mQuirks & kRequiresLoadedToIdleAfterAllocation)) {
1032        err = mOMX->sendCommand(mNode, OMX_CommandStateSet, OMX_StateIdle);
1033        CHECK_EQ(err, OK);
1034        setState(LOADED_TO_IDLE);
1035    }
1036
1037    err = allocateBuffers();
1038    CHECK_EQ(err, OK);
1039
1040    if (mQuirks & kRequiresLoadedToIdleAfterAllocation) {
1041        err = mOMX->sendCommand(mNode, OMX_CommandStateSet, OMX_StateIdle);
1042        CHECK_EQ(err, OK);
1043
1044        setState(LOADED_TO_IDLE);
1045    }
1046
1047    while (mState != EXECUTING && mState != ERROR) {
1048        mAsyncCompletion.wait(mLock);
1049    }
1050
1051    return mState == ERROR ? UNKNOWN_ERROR : OK;
1052}
1053
1054// static
1055bool OMXCodec::isIntermediateState(State state) {
1056    return state == LOADED_TO_IDLE
1057        || state == IDLE_TO_EXECUTING
1058        || state == EXECUTING_TO_IDLE
1059        || state == IDLE_TO_LOADED
1060        || state == RECONFIGURING;
1061}
1062
1063status_t OMXCodec::allocateBuffers() {
1064    status_t err = allocateBuffersOnPort(kPortIndexInput);
1065
1066    if (err != OK) {
1067        return err;
1068    }
1069
1070    return allocateBuffersOnPort(kPortIndexOutput);
1071}
1072
1073status_t OMXCodec::allocateBuffersOnPort(OMX_U32 portIndex) {
1074    OMX_PARAM_PORTDEFINITIONTYPE def;
1075    InitOMXParams(&def);
1076    def.nPortIndex = portIndex;
1077
1078    status_t err = mOMX->getParameter(
1079            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1080
1081    if (err != OK) {
1082        return err;
1083    }
1084
1085    size_t totalSize = def.nBufferCountActual * def.nBufferSize;
1086    mDealer[portIndex] = new MemoryDealer(totalSize);
1087
1088    for (OMX_U32 i = 0; i < def.nBufferCountActual; ++i) {
1089        sp<IMemory> mem = mDealer[portIndex]->allocate(def.nBufferSize);
1090        CHECK(mem.get() != NULL);
1091
1092        IOMX::buffer_id buffer;
1093        if (portIndex == kPortIndexInput
1094                && (mQuirks & kRequiresAllocateBufferOnInputPorts)) {
1095            err = mOMX->allocateBufferWithBackup(
1096                    mNode, portIndex, mem, &buffer);
1097        } else if (portIndex == kPortIndexOutput
1098                && (mQuirks & kRequiresAllocateBufferOnOutputPorts)) {
1099            err = mOMX->allocateBufferWithBackup(
1100                    mNode, portIndex, mem, &buffer);
1101        } else {
1102            err = mOMX->useBuffer(mNode, portIndex, mem, &buffer);
1103        }
1104
1105        if (err != OK) {
1106            LOGE("allocate_buffer_with_backup failed");
1107            return err;
1108        }
1109
1110        BufferInfo info;
1111        info.mBuffer = buffer;
1112        info.mOwnedByComponent = false;
1113        info.mMem = mem;
1114        info.mMediaBuffer = NULL;
1115
1116        if (portIndex == kPortIndexOutput) {
1117            info.mMediaBuffer = new MediaBuffer(mem->pointer(), mem->size());
1118            info.mMediaBuffer->setObserver(this);
1119        }
1120
1121        mPortBuffers[portIndex].push(info);
1122
1123        CODEC_LOGV("allocated buffer %p on %s port", buffer,
1124             portIndex == kPortIndexInput ? "input" : "output");
1125    }
1126
1127    dumpPortStatus(portIndex);
1128
1129    return OK;
1130}
1131
1132void OMXCodec::on_message(const omx_message &msg) {
1133    Mutex::Autolock autoLock(mLock);
1134
1135    switch (msg.type) {
1136        case omx_message::EVENT:
1137        {
1138            onEvent(
1139                 msg.u.event_data.event, msg.u.event_data.data1,
1140                 msg.u.event_data.data2);
1141
1142            break;
1143        }
1144
1145        case omx_message::EMPTY_BUFFER_DONE:
1146        {
1147            IOMX::buffer_id buffer = msg.u.extended_buffer_data.buffer;
1148
1149            CODEC_LOGV("EMPTY_BUFFER_DONE(buffer: %p)", buffer);
1150
1151            Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexInput];
1152            size_t i = 0;
1153            while (i < buffers->size() && (*buffers)[i].mBuffer != buffer) {
1154                ++i;
1155            }
1156
1157            CHECK(i < buffers->size());
1158            if (!(*buffers)[i].mOwnedByComponent) {
1159                LOGW("We already own input buffer %p, yet received "
1160                     "an EMPTY_BUFFER_DONE.", buffer);
1161            }
1162
1163            buffers->editItemAt(i).mOwnedByComponent = false;
1164
1165            if (mPortStatus[kPortIndexInput] == DISABLING) {
1166                CODEC_LOGV("Port is disabled, freeing buffer %p", buffer);
1167
1168                status_t err =
1169                    mOMX->freeBuffer(mNode, kPortIndexInput, buffer);
1170                CHECK_EQ(err, OK);
1171
1172                buffers->removeAt(i);
1173            } else if (mPortStatus[kPortIndexInput] != SHUTTING_DOWN) {
1174                CHECK_EQ(mPortStatus[kPortIndexInput], ENABLED);
1175                drainInputBuffer(&buffers->editItemAt(i));
1176            }
1177
1178            break;
1179        }
1180
1181        case omx_message::FILL_BUFFER_DONE:
1182        {
1183            IOMX::buffer_id buffer = msg.u.extended_buffer_data.buffer;
1184            OMX_U32 flags = msg.u.extended_buffer_data.flags;
1185
1186            CODEC_LOGV("FILL_BUFFER_DONE(buffer: %p, size: %ld, flags: 0x%08lx)",
1187                 buffer,
1188                 msg.u.extended_buffer_data.range_length,
1189                 flags);
1190
1191            CODEC_LOGV("FILL_BUFFER_DONE(timestamp: %lld us (%.2f secs))",
1192                 msg.u.extended_buffer_data.timestamp,
1193                 msg.u.extended_buffer_data.timestamp / 1E6);
1194
1195            Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexOutput];
1196            size_t i = 0;
1197            while (i < buffers->size() && (*buffers)[i].mBuffer != buffer) {
1198                ++i;
1199            }
1200
1201            CHECK(i < buffers->size());
1202            BufferInfo *info = &buffers->editItemAt(i);
1203
1204            if (!info->mOwnedByComponent) {
1205                LOGW("We already own output buffer %p, yet received "
1206                     "a FILL_BUFFER_DONE.", buffer);
1207            }
1208
1209            info->mOwnedByComponent = false;
1210
1211            if (mPortStatus[kPortIndexOutput] == DISABLING) {
1212                CODEC_LOGV("Port is disabled, freeing buffer %p", buffer);
1213
1214                status_t err =
1215                    mOMX->freeBuffer(mNode, kPortIndexOutput, buffer);
1216                CHECK_EQ(err, OK);
1217
1218                buffers->removeAt(i);
1219            } else if (mPortStatus[kPortIndexOutput] == ENABLED
1220                       && (flags & OMX_BUFFERFLAG_EOS)) {
1221                CODEC_LOGV("No more output data.");
1222                mNoMoreOutputData = true;
1223                mBufferFilled.signal();
1224            } else if (mPortStatus[kPortIndexOutput] != SHUTTING_DOWN) {
1225                CHECK_EQ(mPortStatus[kPortIndexOutput], ENABLED);
1226
1227                MediaBuffer *buffer = info->mMediaBuffer;
1228
1229                buffer->set_range(
1230                        msg.u.extended_buffer_data.range_offset,
1231                        msg.u.extended_buffer_data.range_length);
1232
1233                buffer->meta_data()->clear();
1234
1235                buffer->meta_data()->setInt64(
1236                        kKeyTime, msg.u.extended_buffer_data.timestamp);
1237
1238                if (msg.u.extended_buffer_data.flags & OMX_BUFFERFLAG_SYNCFRAME) {
1239                    buffer->meta_data()->setInt32(kKeyIsSyncFrame, true);
1240                }
1241                if (msg.u.extended_buffer_data.flags & OMX_BUFFERFLAG_CODECCONFIG) {
1242                    buffer->meta_data()->setInt32(kKeyIsCodecConfig, true);
1243                }
1244
1245                buffer->meta_data()->setPointer(
1246                        kKeyPlatformPrivate,
1247                        msg.u.extended_buffer_data.platform_private);
1248
1249                buffer->meta_data()->setPointer(
1250                        kKeyBufferID,
1251                        msg.u.extended_buffer_data.buffer);
1252
1253                mFilledBuffers.push_back(i);
1254                mBufferFilled.signal();
1255            }
1256
1257            break;
1258        }
1259
1260        default:
1261        {
1262            CHECK(!"should not be here.");
1263            break;
1264        }
1265    }
1266}
1267
1268void OMXCodec::onEvent(OMX_EVENTTYPE event, OMX_U32 data1, OMX_U32 data2) {
1269    switch (event) {
1270        case OMX_EventCmdComplete:
1271        {
1272            onCmdComplete((OMX_COMMANDTYPE)data1, data2);
1273            break;
1274        }
1275
1276        case OMX_EventError:
1277        {
1278            LOGE("ERROR(%ld, %ld)", data1, data2);
1279
1280            setState(ERROR);
1281            break;
1282        }
1283
1284        case OMX_EventPortSettingsChanged:
1285        {
1286            onPortSettingsChanged(data1);
1287            break;
1288        }
1289
1290        case OMX_EventBufferFlag:
1291        {
1292            CODEC_LOGV("EVENT_BUFFER_FLAG(%ld)", data1);
1293
1294            if (data1 == kPortIndexOutput) {
1295                mNoMoreOutputData = true;
1296            }
1297            break;
1298        }
1299
1300        default:
1301        {
1302            CODEC_LOGV("EVENT(%d, %ld, %ld)", event, data1, data2);
1303            break;
1304        }
1305    }
1306}
1307
1308// Has the format changed in any way that the client would have to be aware of?
1309static bool formatHasNotablyChanged(
1310        const sp<MetaData> &from, const sp<MetaData> &to) {
1311    if (from.get() == NULL && to.get() == NULL) {
1312        return false;
1313    }
1314
1315    if ((from.get() == NULL && to.get() != NULL)
1316        || (from.get() != NULL && to.get() == NULL)) {
1317        return true;
1318    }
1319
1320    const char *mime_from, *mime_to;
1321    CHECK(from->findCString(kKeyMIMEType, &mime_from));
1322    CHECK(to->findCString(kKeyMIMEType, &mime_to));
1323
1324    if (strcasecmp(mime_from, mime_to)) {
1325        return true;
1326    }
1327
1328    if (!strcasecmp(mime_from, MEDIA_MIMETYPE_VIDEO_RAW)) {
1329        int32_t colorFormat_from, colorFormat_to;
1330        CHECK(from->findInt32(kKeyColorFormat, &colorFormat_from));
1331        CHECK(to->findInt32(kKeyColorFormat, &colorFormat_to));
1332
1333        if (colorFormat_from != colorFormat_to) {
1334            return true;
1335        }
1336
1337        int32_t width_from, width_to;
1338        CHECK(from->findInt32(kKeyWidth, &width_from));
1339        CHECK(to->findInt32(kKeyWidth, &width_to));
1340
1341        if (width_from != width_to) {
1342            return true;
1343        }
1344
1345        int32_t height_from, height_to;
1346        CHECK(from->findInt32(kKeyHeight, &height_from));
1347        CHECK(to->findInt32(kKeyHeight, &height_to));
1348
1349        if (height_from != height_to) {
1350            return true;
1351        }
1352    } else if (!strcasecmp(mime_from, MEDIA_MIMETYPE_AUDIO_RAW)) {
1353        int32_t numChannels_from, numChannels_to;
1354        CHECK(from->findInt32(kKeyChannelCount, &numChannels_from));
1355        CHECK(to->findInt32(kKeyChannelCount, &numChannels_to));
1356
1357        if (numChannels_from != numChannels_to) {
1358            return true;
1359        }
1360
1361        int32_t sampleRate_from, sampleRate_to;
1362        CHECK(from->findInt32(kKeySampleRate, &sampleRate_from));
1363        CHECK(to->findInt32(kKeySampleRate, &sampleRate_to));
1364
1365        if (sampleRate_from != sampleRate_to) {
1366            return true;
1367        }
1368    }
1369
1370    return false;
1371}
1372
1373void OMXCodec::onCmdComplete(OMX_COMMANDTYPE cmd, OMX_U32 data) {
1374    switch (cmd) {
1375        case OMX_CommandStateSet:
1376        {
1377            onStateChange((OMX_STATETYPE)data);
1378            break;
1379        }
1380
1381        case OMX_CommandPortDisable:
1382        {
1383            OMX_U32 portIndex = data;
1384            CODEC_LOGV("PORT_DISABLED(%ld)", portIndex);
1385
1386            CHECK(mState == EXECUTING || mState == RECONFIGURING);
1387            CHECK_EQ(mPortStatus[portIndex], DISABLING);
1388            CHECK_EQ(mPortBuffers[portIndex].size(), 0);
1389
1390            mPortStatus[portIndex] = DISABLED;
1391
1392            if (mState == RECONFIGURING) {
1393                CHECK_EQ(portIndex, kPortIndexOutput);
1394
1395                sp<MetaData> oldOutputFormat = mOutputFormat;
1396                initOutputFormat(mSource->getFormat());
1397
1398                // Don't notify clients if the output port settings change
1399                // wasn't of importance to them, i.e. it may be that just the
1400                // number of buffers has changed and nothing else.
1401                mOutputPortSettingsHaveChanged =
1402                    formatHasNotablyChanged(oldOutputFormat, mOutputFormat);
1403
1404                enablePortAsync(portIndex);
1405
1406                status_t err = allocateBuffersOnPort(portIndex);
1407                CHECK_EQ(err, OK);
1408            }
1409            break;
1410        }
1411
1412        case OMX_CommandPortEnable:
1413        {
1414            OMX_U32 portIndex = data;
1415            CODEC_LOGV("PORT_ENABLED(%ld)", portIndex);
1416
1417            CHECK(mState == EXECUTING || mState == RECONFIGURING);
1418            CHECK_EQ(mPortStatus[portIndex], ENABLING);
1419
1420            mPortStatus[portIndex] = ENABLED;
1421
1422            if (mState == RECONFIGURING) {
1423                CHECK_EQ(portIndex, kPortIndexOutput);
1424
1425                setState(EXECUTING);
1426
1427                fillOutputBuffers();
1428            }
1429            break;
1430        }
1431
1432        case OMX_CommandFlush:
1433        {
1434            OMX_U32 portIndex = data;
1435
1436            CODEC_LOGV("FLUSH_DONE(%ld)", portIndex);
1437
1438            CHECK_EQ(mPortStatus[portIndex], SHUTTING_DOWN);
1439            mPortStatus[portIndex] = ENABLED;
1440
1441            CHECK_EQ(countBuffersWeOwn(mPortBuffers[portIndex]),
1442                     mPortBuffers[portIndex].size());
1443
1444            if (mState == RECONFIGURING) {
1445                CHECK_EQ(portIndex, kPortIndexOutput);
1446
1447                disablePortAsync(portIndex);
1448            } else if (mState == EXECUTING_TO_IDLE) {
1449                if (mPortStatus[kPortIndexInput] == ENABLED
1450                    && mPortStatus[kPortIndexOutput] == ENABLED) {
1451                    CODEC_LOGV("Finished flushing both ports, now completing "
1452                         "transition from EXECUTING to IDLE.");
1453
1454                    mPortStatus[kPortIndexInput] = SHUTTING_DOWN;
1455                    mPortStatus[kPortIndexOutput] = SHUTTING_DOWN;
1456
1457                    status_t err =
1458                        mOMX->sendCommand(mNode, OMX_CommandStateSet, OMX_StateIdle);
1459                    CHECK_EQ(err, OK);
1460                }
1461            } else {
1462                // We're flushing both ports in preparation for seeking.
1463
1464                if (mPortStatus[kPortIndexInput] == ENABLED
1465                    && mPortStatus[kPortIndexOutput] == ENABLED) {
1466                    CODEC_LOGV("Finished flushing both ports, now continuing from"
1467                         " seek-time.");
1468
1469                    // Clear this flag in case the decoder sent us either
1470                    // the EVENT_BUFFER_FLAG(1) or an output buffer with
1471                    // the EOS flag set _while_ flushing. Since we're going
1472                    // to submit "fresh" input data now, this flag no longer
1473                    // applies to our future.
1474                    mNoMoreOutputData = false;
1475
1476                    drainInputBuffers();
1477                    fillOutputBuffers();
1478                }
1479            }
1480
1481            break;
1482        }
1483
1484        default:
1485        {
1486            CODEC_LOGV("CMD_COMPLETE(%d, %ld)", cmd, data);
1487            break;
1488        }
1489    }
1490}
1491
1492void OMXCodec::onStateChange(OMX_STATETYPE newState) {
1493    switch (newState) {
1494        case OMX_StateIdle:
1495        {
1496            CODEC_LOGV("Now Idle.");
1497            if (mState == LOADED_TO_IDLE) {
1498                status_t err = mOMX->sendCommand(
1499                        mNode, OMX_CommandStateSet, OMX_StateExecuting);
1500
1501                CHECK_EQ(err, OK);
1502
1503                setState(IDLE_TO_EXECUTING);
1504            } else {
1505                CHECK_EQ(mState, EXECUTING_TO_IDLE);
1506
1507                CHECK_EQ(
1508                    countBuffersWeOwn(mPortBuffers[kPortIndexInput]),
1509                    mPortBuffers[kPortIndexInput].size());
1510
1511                CHECK_EQ(
1512                    countBuffersWeOwn(mPortBuffers[kPortIndexOutput]),
1513                    mPortBuffers[kPortIndexOutput].size());
1514
1515                status_t err = mOMX->sendCommand(
1516                        mNode, OMX_CommandStateSet, OMX_StateLoaded);
1517
1518                CHECK_EQ(err, OK);
1519
1520                err = freeBuffersOnPort(kPortIndexInput);
1521                CHECK_EQ(err, OK);
1522
1523                err = freeBuffersOnPort(kPortIndexOutput);
1524                CHECK_EQ(err, OK);
1525
1526                mPortStatus[kPortIndexInput] = ENABLED;
1527                mPortStatus[kPortIndexOutput] = ENABLED;
1528
1529                setState(IDLE_TO_LOADED);
1530            }
1531            break;
1532        }
1533
1534        case OMX_StateExecuting:
1535        {
1536            CHECK_EQ(mState, IDLE_TO_EXECUTING);
1537
1538            CODEC_LOGV("Now Executing.");
1539
1540            setState(EXECUTING);
1541
1542            // Buffers will be submitted to the component in the first
1543            // call to OMXCodec::read as mInitialBufferSubmit is true at
1544            // this point. This ensures that this on_message call returns,
1545            // releases the lock and ::init can notice the state change and
1546            // itself return.
1547            break;
1548        }
1549
1550        case OMX_StateLoaded:
1551        {
1552            CHECK_EQ(mState, IDLE_TO_LOADED);
1553
1554            CODEC_LOGV("Now Loaded.");
1555
1556            setState(LOADED);
1557            break;
1558        }
1559
1560        default:
1561        {
1562            CHECK(!"should not be here.");
1563            break;
1564        }
1565    }
1566}
1567
1568// static
1569size_t OMXCodec::countBuffersWeOwn(const Vector<BufferInfo> &buffers) {
1570    size_t n = 0;
1571    for (size_t i = 0; i < buffers.size(); ++i) {
1572        if (!buffers[i].mOwnedByComponent) {
1573            ++n;
1574        }
1575    }
1576
1577    return n;
1578}
1579
1580status_t OMXCodec::freeBuffersOnPort(
1581        OMX_U32 portIndex, bool onlyThoseWeOwn) {
1582    Vector<BufferInfo> *buffers = &mPortBuffers[portIndex];
1583
1584    status_t stickyErr = OK;
1585
1586    for (size_t i = buffers->size(); i-- > 0;) {
1587        BufferInfo *info = &buffers->editItemAt(i);
1588
1589        if (onlyThoseWeOwn && info->mOwnedByComponent) {
1590            continue;
1591        }
1592
1593        CHECK_EQ(info->mOwnedByComponent, false);
1594
1595        CODEC_LOGV("freeing buffer %p on port %ld", info->mBuffer, portIndex);
1596
1597        status_t err =
1598            mOMX->freeBuffer(mNode, portIndex, info->mBuffer);
1599
1600        if (err != OK) {
1601            stickyErr = err;
1602        }
1603
1604        if (info->mMediaBuffer != NULL) {
1605            info->mMediaBuffer->setObserver(NULL);
1606
1607            // Make sure nobody but us owns this buffer at this point.
1608            CHECK_EQ(info->mMediaBuffer->refcount(), 0);
1609
1610            info->mMediaBuffer->release();
1611        }
1612
1613        buffers->removeAt(i);
1614    }
1615
1616    CHECK(onlyThoseWeOwn || buffers->isEmpty());
1617
1618    return stickyErr;
1619}
1620
1621void OMXCodec::onPortSettingsChanged(OMX_U32 portIndex) {
1622    CODEC_LOGV("PORT_SETTINGS_CHANGED(%ld)", portIndex);
1623
1624    CHECK_EQ(mState, EXECUTING);
1625    CHECK_EQ(portIndex, kPortIndexOutput);
1626    setState(RECONFIGURING);
1627
1628    if (mQuirks & kNeedsFlushBeforeDisable) {
1629        if (!flushPortAsync(portIndex)) {
1630            onCmdComplete(OMX_CommandFlush, portIndex);
1631        }
1632    } else {
1633        disablePortAsync(portIndex);
1634    }
1635}
1636
1637bool OMXCodec::flushPortAsync(OMX_U32 portIndex) {
1638    CHECK(mState == EXECUTING || mState == RECONFIGURING
1639            || mState == EXECUTING_TO_IDLE);
1640
1641    CODEC_LOGV("flushPortAsync(%ld): we own %d out of %d buffers already.",
1642         portIndex, countBuffersWeOwn(mPortBuffers[portIndex]),
1643         mPortBuffers[portIndex].size());
1644
1645    CHECK_EQ(mPortStatus[portIndex], ENABLED);
1646    mPortStatus[portIndex] = SHUTTING_DOWN;
1647
1648    if ((mQuirks & kRequiresFlushCompleteEmulation)
1649        && countBuffersWeOwn(mPortBuffers[portIndex])
1650                == mPortBuffers[portIndex].size()) {
1651        // No flush is necessary and this component fails to send a
1652        // flush-complete event in this case.
1653
1654        return false;
1655    }
1656
1657    status_t err =
1658        mOMX->sendCommand(mNode, OMX_CommandFlush, portIndex);
1659    CHECK_EQ(err, OK);
1660
1661    return true;
1662}
1663
1664void OMXCodec::disablePortAsync(OMX_U32 portIndex) {
1665    CHECK(mState == EXECUTING || mState == RECONFIGURING);
1666
1667    CHECK_EQ(mPortStatus[portIndex], ENABLED);
1668    mPortStatus[portIndex] = DISABLING;
1669
1670    status_t err =
1671        mOMX->sendCommand(mNode, OMX_CommandPortDisable, portIndex);
1672    CHECK_EQ(err, OK);
1673
1674    freeBuffersOnPort(portIndex, true);
1675}
1676
1677void OMXCodec::enablePortAsync(OMX_U32 portIndex) {
1678    CHECK(mState == EXECUTING || mState == RECONFIGURING);
1679
1680    CHECK_EQ(mPortStatus[portIndex], DISABLED);
1681    mPortStatus[portIndex] = ENABLING;
1682
1683    status_t err =
1684        mOMX->sendCommand(mNode, OMX_CommandPortEnable, portIndex);
1685    CHECK_EQ(err, OK);
1686}
1687
1688void OMXCodec::fillOutputBuffers() {
1689    CHECK_EQ(mState, EXECUTING);
1690
1691    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexOutput];
1692    for (size_t i = 0; i < buffers->size(); ++i) {
1693        fillOutputBuffer(&buffers->editItemAt(i));
1694    }
1695}
1696
1697void OMXCodec::drainInputBuffers() {
1698    CHECK(mState == EXECUTING || mState == RECONFIGURING);
1699
1700    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexInput];
1701    for (size_t i = 0; i < buffers->size(); ++i) {
1702        drainInputBuffer(&buffers->editItemAt(i));
1703    }
1704}
1705
1706void OMXCodec::drainInputBuffer(BufferInfo *info) {
1707    CHECK_EQ(info->mOwnedByComponent, false);
1708
1709    if (mSignalledEOS) {
1710        return;
1711    }
1712
1713    if (mCodecSpecificDataIndex < mCodecSpecificData.size()) {
1714        const CodecSpecificData *specific =
1715            mCodecSpecificData[mCodecSpecificDataIndex];
1716
1717        size_t size = specific->mSize;
1718
1719        if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_AVC, mMIME)
1720                && !(mQuirks & kWantsNALFragments)) {
1721            static const uint8_t kNALStartCode[4] =
1722                    { 0x00, 0x00, 0x00, 0x01 };
1723
1724            CHECK(info->mMem->size() >= specific->mSize + 4);
1725
1726            size += 4;
1727
1728            memcpy(info->mMem->pointer(), kNALStartCode, 4);
1729            memcpy((uint8_t *)info->mMem->pointer() + 4,
1730                   specific->mData, specific->mSize);
1731        } else {
1732            CHECK(info->mMem->size() >= specific->mSize);
1733            memcpy(info->mMem->pointer(), specific->mData, specific->mSize);
1734        }
1735
1736        status_t err = mOMX->emptyBuffer(
1737                mNode, info->mBuffer, 0, size,
1738                OMX_BUFFERFLAG_ENDOFFRAME | OMX_BUFFERFLAG_CODECCONFIG,
1739                0);
1740        CHECK_EQ(err, OK);
1741
1742        info->mOwnedByComponent = true;
1743
1744        ++mCodecSpecificDataIndex;
1745        return;
1746    }
1747
1748    MediaBuffer *srcBuffer;
1749    status_t err;
1750    if (mSeekTimeUs >= 0) {
1751        MediaSource::ReadOptions options;
1752        options.setSeekTo(mSeekTimeUs);
1753        mSeekTimeUs = -1;
1754
1755        err = mSource->read(&srcBuffer, &options);
1756    } else {
1757        err = mSource->read(&srcBuffer);
1758    }
1759
1760    OMX_U32 flags = OMX_BUFFERFLAG_ENDOFFRAME;
1761    OMX_TICKS timestampUs = 0;
1762    size_t srcLength = 0;
1763
1764    if (err != OK) {
1765        CODEC_LOGV("signalling end of input stream.");
1766        flags |= OMX_BUFFERFLAG_EOS;
1767
1768        mSignalledEOS = true;
1769    } else {
1770        srcLength = srcBuffer->range_length();
1771
1772        if (info->mMem->size() < srcLength) {
1773            LOGE("info->mMem->size() = %d, srcLength = %d",
1774                 info->mMem->size(), srcLength);
1775        }
1776        CHECK(info->mMem->size() >= srcLength);
1777        memcpy(info->mMem->pointer(),
1778               (const uint8_t *)srcBuffer->data() + srcBuffer->range_offset(),
1779               srcLength);
1780
1781        if (srcBuffer->meta_data()->findInt64(kKeyTime, &timestampUs)) {
1782            CODEC_LOGV("Calling emptyBuffer on buffer %p (length %d)",
1783                 info->mBuffer, srcLength);
1784            CODEC_LOGV("Calling emptyBuffer with timestamp %lld us (%.2f secs)",
1785                 timestampUs, timestampUs / 1E6);
1786        }
1787    }
1788
1789    if (srcBuffer != NULL) {
1790        srcBuffer->release();
1791        srcBuffer = NULL;
1792    }
1793
1794    err = mOMX->emptyBuffer(
1795            mNode, info->mBuffer, 0, srcLength,
1796            flags, timestampUs);
1797
1798    if (err != OK) {
1799        setState(ERROR);
1800        return;
1801    }
1802
1803    info->mOwnedByComponent = true;
1804
1805    // This component does not ever signal the EOS flag on output buffers,
1806    // Thanks for nothing.
1807    if (mSignalledEOS && !strcmp(mComponentName, "OMX.TI.Video.encoder")) {
1808        mNoMoreOutputData = true;
1809        mBufferFilled.signal();
1810    }
1811}
1812
1813void OMXCodec::fillOutputBuffer(BufferInfo *info) {
1814    CHECK_EQ(info->mOwnedByComponent, false);
1815
1816    if (mNoMoreOutputData) {
1817        CODEC_LOGV("There is no more output data available, not "
1818             "calling fillOutputBuffer");
1819        return;
1820    }
1821
1822    CODEC_LOGV("Calling fill_buffer on buffer %p", info->mBuffer);
1823    status_t err = mOMX->fillBuffer(mNode, info->mBuffer);
1824    CHECK_EQ(err, OK);
1825
1826    info->mOwnedByComponent = true;
1827}
1828
1829void OMXCodec::drainInputBuffer(IOMX::buffer_id buffer) {
1830    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexInput];
1831    for (size_t i = 0; i < buffers->size(); ++i) {
1832        if ((*buffers)[i].mBuffer == buffer) {
1833            drainInputBuffer(&buffers->editItemAt(i));
1834            return;
1835        }
1836    }
1837
1838    CHECK(!"should not be here.");
1839}
1840
1841void OMXCodec::fillOutputBuffer(IOMX::buffer_id buffer) {
1842    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexOutput];
1843    for (size_t i = 0; i < buffers->size(); ++i) {
1844        if ((*buffers)[i].mBuffer == buffer) {
1845            fillOutputBuffer(&buffers->editItemAt(i));
1846            return;
1847        }
1848    }
1849
1850    CHECK(!"should not be here.");
1851}
1852
1853void OMXCodec::setState(State newState) {
1854    mState = newState;
1855    mAsyncCompletion.signal();
1856
1857    // This may cause some spurious wakeups but is necessary to
1858    // unblock the reader if we enter ERROR state.
1859    mBufferFilled.signal();
1860}
1861
1862void OMXCodec::setRawAudioFormat(
1863        OMX_U32 portIndex, int32_t sampleRate, int32_t numChannels) {
1864    OMX_AUDIO_PARAM_PCMMODETYPE pcmParams;
1865    InitOMXParams(&pcmParams);
1866    pcmParams.nPortIndex = portIndex;
1867
1868    status_t err = mOMX->getParameter(
1869            mNode, OMX_IndexParamAudioPcm, &pcmParams, sizeof(pcmParams));
1870
1871    CHECK_EQ(err, OK);
1872
1873    pcmParams.nChannels = numChannels;
1874    pcmParams.eNumData = OMX_NumericalDataSigned;
1875    pcmParams.bInterleaved = OMX_TRUE;
1876    pcmParams.nBitPerSample = 16;
1877    pcmParams.nSamplingRate = sampleRate;
1878    pcmParams.ePCMMode = OMX_AUDIO_PCMModeLinear;
1879
1880    if (numChannels == 1) {
1881        pcmParams.eChannelMapping[0] = OMX_AUDIO_ChannelCF;
1882    } else {
1883        CHECK_EQ(numChannels, 2);
1884
1885        pcmParams.eChannelMapping[0] = OMX_AUDIO_ChannelLF;
1886        pcmParams.eChannelMapping[1] = OMX_AUDIO_ChannelRF;
1887    }
1888
1889    err = mOMX->setParameter(
1890            mNode, OMX_IndexParamAudioPcm, &pcmParams, sizeof(pcmParams));
1891
1892    CHECK_EQ(err, OK);
1893}
1894
1895void OMXCodec::setAMRFormat() {
1896    if (!mIsEncoder) {
1897        OMX_AUDIO_PARAM_AMRTYPE def;
1898        InitOMXParams(&def);
1899        def.nPortIndex = kPortIndexInput;
1900
1901        status_t err =
1902            mOMX->getParameter(mNode, OMX_IndexParamAudioAmr, &def, sizeof(def));
1903
1904        CHECK_EQ(err, OK);
1905
1906        def.eAMRFrameFormat = OMX_AUDIO_AMRFrameFormatFSF;
1907        def.eAMRBandMode = OMX_AUDIO_AMRBandModeNB0;
1908
1909        err = mOMX->setParameter(mNode, OMX_IndexParamAudioAmr, &def, sizeof(def));
1910        CHECK_EQ(err, OK);
1911    }
1912
1913    ////////////////////////
1914
1915    if (mIsEncoder) {
1916        sp<MetaData> format = mSource->getFormat();
1917        int32_t sampleRate;
1918        int32_t numChannels;
1919        CHECK(format->findInt32(kKeySampleRate, &sampleRate));
1920        CHECK(format->findInt32(kKeyChannelCount, &numChannels));
1921
1922        setRawAudioFormat(kPortIndexInput, sampleRate, numChannels);
1923    }
1924}
1925
1926void OMXCodec::setAMRWBFormat() {
1927    if (!mIsEncoder) {
1928        OMX_AUDIO_PARAM_AMRTYPE def;
1929        InitOMXParams(&def);
1930        def.nPortIndex = kPortIndexInput;
1931
1932        status_t err =
1933            mOMX->getParameter(mNode, OMX_IndexParamAudioAmr, &def, sizeof(def));
1934
1935        CHECK_EQ(err, OK);
1936
1937        def.eAMRFrameFormat = OMX_AUDIO_AMRFrameFormatFSF;
1938        def.eAMRBandMode = OMX_AUDIO_AMRBandModeWB0;
1939
1940        err = mOMX->setParameter(mNode, OMX_IndexParamAudioAmr, &def, sizeof(def));
1941        CHECK_EQ(err, OK);
1942    }
1943
1944    ////////////////////////
1945
1946    if (mIsEncoder) {
1947        sp<MetaData> format = mSource->getFormat();
1948        int32_t sampleRate;
1949        int32_t numChannels;
1950        CHECK(format->findInt32(kKeySampleRate, &sampleRate));
1951        CHECK(format->findInt32(kKeyChannelCount, &numChannels));
1952
1953        setRawAudioFormat(kPortIndexInput, sampleRate, numChannels);
1954    }
1955}
1956
1957void OMXCodec::setAACFormat(int32_t numChannels, int32_t sampleRate) {
1958    if (mIsEncoder) {
1959        setRawAudioFormat(kPortIndexInput, sampleRate, numChannels);
1960    } else {
1961        OMX_AUDIO_PARAM_AACPROFILETYPE profile;
1962        InitOMXParams(&profile);
1963        profile.nPortIndex = kPortIndexInput;
1964
1965        status_t err = mOMX->getParameter(
1966                mNode, OMX_IndexParamAudioAac, &profile, sizeof(profile));
1967        CHECK_EQ(err, OK);
1968
1969        profile.nChannels = numChannels;
1970        profile.nSampleRate = sampleRate;
1971        profile.eAACStreamFormat = OMX_AUDIO_AACStreamFormatMP4ADTS;
1972
1973        err = mOMX->setParameter(
1974                mNode, OMX_IndexParamAudioAac, &profile, sizeof(profile));
1975        CHECK_EQ(err, OK);
1976    }
1977}
1978
1979void OMXCodec::setImageOutputFormat(
1980        OMX_COLOR_FORMATTYPE format, OMX_U32 width, OMX_U32 height) {
1981    CODEC_LOGV("setImageOutputFormat(%ld, %ld)", width, height);
1982
1983#if 0
1984    OMX_INDEXTYPE index;
1985    status_t err = mOMX->get_extension_index(
1986            mNode, "OMX.TI.JPEG.decode.Config.OutputColorFormat", &index);
1987    CHECK_EQ(err, OK);
1988
1989    err = mOMX->set_config(mNode, index, &format, sizeof(format));
1990    CHECK_EQ(err, OK);
1991#endif
1992
1993    OMX_PARAM_PORTDEFINITIONTYPE def;
1994    InitOMXParams(&def);
1995    def.nPortIndex = kPortIndexOutput;
1996
1997    status_t err = mOMX->getParameter(
1998            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1999    CHECK_EQ(err, OK);
2000
2001    CHECK_EQ(def.eDomain, OMX_PortDomainImage);
2002
2003    OMX_IMAGE_PORTDEFINITIONTYPE *imageDef = &def.format.image;
2004
2005    CHECK_EQ(imageDef->eCompressionFormat, OMX_IMAGE_CodingUnused);
2006    imageDef->eColorFormat = format;
2007    imageDef->nFrameWidth = width;
2008    imageDef->nFrameHeight = height;
2009
2010    switch (format) {
2011        case OMX_COLOR_FormatYUV420PackedPlanar:
2012        case OMX_COLOR_FormatYUV411Planar:
2013        {
2014            def.nBufferSize = (width * height * 3) / 2;
2015            break;
2016        }
2017
2018        case OMX_COLOR_FormatCbYCrY:
2019        {
2020            def.nBufferSize = width * height * 2;
2021            break;
2022        }
2023
2024        case OMX_COLOR_Format32bitARGB8888:
2025        {
2026            def.nBufferSize = width * height * 4;
2027            break;
2028        }
2029
2030        case OMX_COLOR_Format16bitARGB4444:
2031        case OMX_COLOR_Format16bitARGB1555:
2032        case OMX_COLOR_Format16bitRGB565:
2033        case OMX_COLOR_Format16bitBGR565:
2034        {
2035            def.nBufferSize = width * height * 2;
2036            break;
2037        }
2038
2039        default:
2040            CHECK(!"Should not be here. Unknown color format.");
2041            break;
2042    }
2043
2044    def.nBufferCountActual = def.nBufferCountMin;
2045
2046    err = mOMX->setParameter(
2047            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
2048    CHECK_EQ(err, OK);
2049}
2050
2051void OMXCodec::setJPEGInputFormat(
2052        OMX_U32 width, OMX_U32 height, OMX_U32 compressedSize) {
2053    OMX_PARAM_PORTDEFINITIONTYPE def;
2054    InitOMXParams(&def);
2055    def.nPortIndex = kPortIndexInput;
2056
2057    status_t err = mOMX->getParameter(
2058            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
2059    CHECK_EQ(err, OK);
2060
2061    CHECK_EQ(def.eDomain, OMX_PortDomainImage);
2062    OMX_IMAGE_PORTDEFINITIONTYPE *imageDef = &def.format.image;
2063
2064    CHECK_EQ(imageDef->eCompressionFormat, OMX_IMAGE_CodingJPEG);
2065    imageDef->nFrameWidth = width;
2066    imageDef->nFrameHeight = height;
2067
2068    def.nBufferSize = compressedSize;
2069    def.nBufferCountActual = def.nBufferCountMin;
2070
2071    err = mOMX->setParameter(
2072            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
2073    CHECK_EQ(err, OK);
2074}
2075
2076void OMXCodec::addCodecSpecificData(const void *data, size_t size) {
2077    CodecSpecificData *specific =
2078        (CodecSpecificData *)malloc(sizeof(CodecSpecificData) + size - 1);
2079
2080    specific->mSize = size;
2081    memcpy(specific->mData, data, size);
2082
2083    mCodecSpecificData.push(specific);
2084}
2085
2086void OMXCodec::clearCodecSpecificData() {
2087    for (size_t i = 0; i < mCodecSpecificData.size(); ++i) {
2088        free(mCodecSpecificData.editItemAt(i));
2089    }
2090    mCodecSpecificData.clear();
2091    mCodecSpecificDataIndex = 0;
2092}
2093
2094status_t OMXCodec::start(MetaData *) {
2095    Mutex::Autolock autoLock(mLock);
2096
2097    if (mState != LOADED) {
2098        return UNKNOWN_ERROR;
2099    }
2100
2101    sp<MetaData> params = new MetaData;
2102    if (mQuirks & kWantsNALFragments) {
2103        params->setInt32(kKeyWantsNALFragments, true);
2104    }
2105    status_t err = mSource->start(params.get());
2106
2107    if (err != OK) {
2108        return err;
2109    }
2110
2111    mCodecSpecificDataIndex = 0;
2112    mInitialBufferSubmit = true;
2113    mSignalledEOS = false;
2114    mNoMoreOutputData = false;
2115    mOutputPortSettingsHaveChanged = false;
2116    mSeekTimeUs = -1;
2117    mFilledBuffers.clear();
2118
2119    return init();
2120}
2121
2122status_t OMXCodec::stop() {
2123    CODEC_LOGV("stop");
2124
2125    Mutex::Autolock autoLock(mLock);
2126
2127    while (isIntermediateState(mState)) {
2128        mAsyncCompletion.wait(mLock);
2129    }
2130
2131    switch (mState) {
2132        case LOADED:
2133        case ERROR:
2134            break;
2135
2136        case EXECUTING:
2137        {
2138            setState(EXECUTING_TO_IDLE);
2139
2140            if (mQuirks & kRequiresFlushBeforeShutdown) {
2141                CODEC_LOGV("This component requires a flush before transitioning "
2142                     "from EXECUTING to IDLE...");
2143
2144                bool emulateInputFlushCompletion =
2145                    !flushPortAsync(kPortIndexInput);
2146
2147                bool emulateOutputFlushCompletion =
2148                    !flushPortAsync(kPortIndexOutput);
2149
2150                if (emulateInputFlushCompletion) {
2151                    onCmdComplete(OMX_CommandFlush, kPortIndexInput);
2152                }
2153
2154                if (emulateOutputFlushCompletion) {
2155                    onCmdComplete(OMX_CommandFlush, kPortIndexOutput);
2156                }
2157            } else {
2158                mPortStatus[kPortIndexInput] = SHUTTING_DOWN;
2159                mPortStatus[kPortIndexOutput] = SHUTTING_DOWN;
2160
2161                status_t err =
2162                    mOMX->sendCommand(mNode, OMX_CommandStateSet, OMX_StateIdle);
2163                CHECK_EQ(err, OK);
2164            }
2165
2166            while (mState != LOADED && mState != ERROR) {
2167                mAsyncCompletion.wait(mLock);
2168            }
2169
2170            break;
2171        }
2172
2173        default:
2174        {
2175            CHECK(!"should not be here.");
2176            break;
2177        }
2178    }
2179
2180    mSource->stop();
2181
2182    return OK;
2183}
2184
2185sp<MetaData> OMXCodec::getFormat() {
2186    Mutex::Autolock autoLock(mLock);
2187
2188    return mOutputFormat;
2189}
2190
2191status_t OMXCodec::read(
2192        MediaBuffer **buffer, const ReadOptions *options) {
2193    *buffer = NULL;
2194
2195    Mutex::Autolock autoLock(mLock);
2196
2197    if (mState != EXECUTING && mState != RECONFIGURING) {
2198        return UNKNOWN_ERROR;
2199    }
2200
2201    bool seeking = false;
2202    int64_t seekTimeUs;
2203    if (options && options->getSeekTo(&seekTimeUs)) {
2204        seeking = true;
2205    }
2206
2207    if (mInitialBufferSubmit) {
2208        mInitialBufferSubmit = false;
2209
2210        if (seeking) {
2211            CHECK(seekTimeUs >= 0);
2212            mSeekTimeUs = seekTimeUs;
2213
2214            // There's no reason to trigger the code below, there's
2215            // nothing to flush yet.
2216            seeking = false;
2217        }
2218
2219        drainInputBuffers();
2220
2221        if (mState == EXECUTING) {
2222            // Otherwise mState == RECONFIGURING and this code will trigger
2223            // after the output port is reenabled.
2224            fillOutputBuffers();
2225        }
2226    }
2227
2228    if (seeking) {
2229        CODEC_LOGV("seeking to %lld us (%.2f secs)", seekTimeUs, seekTimeUs / 1E6);
2230
2231        mSignalledEOS = false;
2232        mNoMoreOutputData = false;
2233
2234        CHECK(seekTimeUs >= 0);
2235        mSeekTimeUs = seekTimeUs;
2236
2237        mFilledBuffers.clear();
2238
2239        CHECK_EQ(mState, EXECUTING);
2240
2241        bool emulateInputFlushCompletion = !flushPortAsync(kPortIndexInput);
2242        bool emulateOutputFlushCompletion = !flushPortAsync(kPortIndexOutput);
2243
2244        if (emulateInputFlushCompletion) {
2245            onCmdComplete(OMX_CommandFlush, kPortIndexInput);
2246        }
2247
2248        if (emulateOutputFlushCompletion) {
2249            onCmdComplete(OMX_CommandFlush, kPortIndexOutput);
2250        }
2251    }
2252
2253    while (mState != ERROR && !mNoMoreOutputData && mFilledBuffers.empty()) {
2254        mBufferFilled.wait(mLock);
2255    }
2256
2257    if (mState == ERROR) {
2258        return UNKNOWN_ERROR;
2259    }
2260
2261    if (mFilledBuffers.empty()) {
2262        return ERROR_END_OF_STREAM;
2263    }
2264
2265    if (mOutputPortSettingsHaveChanged) {
2266        mOutputPortSettingsHaveChanged = false;
2267
2268        return INFO_FORMAT_CHANGED;
2269    }
2270
2271    size_t index = *mFilledBuffers.begin();
2272    mFilledBuffers.erase(mFilledBuffers.begin());
2273
2274    BufferInfo *info = &mPortBuffers[kPortIndexOutput].editItemAt(index);
2275    info->mMediaBuffer->add_ref();
2276    *buffer = info->mMediaBuffer;
2277
2278    return OK;
2279}
2280
2281void OMXCodec::signalBufferReturned(MediaBuffer *buffer) {
2282    Mutex::Autolock autoLock(mLock);
2283
2284    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexOutput];
2285    for (size_t i = 0; i < buffers->size(); ++i) {
2286        BufferInfo *info = &buffers->editItemAt(i);
2287
2288        if (info->mMediaBuffer == buffer) {
2289            CHECK_EQ(mPortStatus[kPortIndexOutput], ENABLED);
2290            fillOutputBuffer(info);
2291            return;
2292        }
2293    }
2294
2295    CHECK(!"should not be here.");
2296}
2297
2298static const char *imageCompressionFormatString(OMX_IMAGE_CODINGTYPE type) {
2299    static const char *kNames[] = {
2300        "OMX_IMAGE_CodingUnused",
2301        "OMX_IMAGE_CodingAutoDetect",
2302        "OMX_IMAGE_CodingJPEG",
2303        "OMX_IMAGE_CodingJPEG2K",
2304        "OMX_IMAGE_CodingEXIF",
2305        "OMX_IMAGE_CodingTIFF",
2306        "OMX_IMAGE_CodingGIF",
2307        "OMX_IMAGE_CodingPNG",
2308        "OMX_IMAGE_CodingLZW",
2309        "OMX_IMAGE_CodingBMP",
2310    };
2311
2312    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
2313
2314    if (type < 0 || (size_t)type >= numNames) {
2315        return "UNKNOWN";
2316    } else {
2317        return kNames[type];
2318    }
2319}
2320
2321static const char *colorFormatString(OMX_COLOR_FORMATTYPE type) {
2322    static const char *kNames[] = {
2323        "OMX_COLOR_FormatUnused",
2324        "OMX_COLOR_FormatMonochrome",
2325        "OMX_COLOR_Format8bitRGB332",
2326        "OMX_COLOR_Format12bitRGB444",
2327        "OMX_COLOR_Format16bitARGB4444",
2328        "OMX_COLOR_Format16bitARGB1555",
2329        "OMX_COLOR_Format16bitRGB565",
2330        "OMX_COLOR_Format16bitBGR565",
2331        "OMX_COLOR_Format18bitRGB666",
2332        "OMX_COLOR_Format18bitARGB1665",
2333        "OMX_COLOR_Format19bitARGB1666",
2334        "OMX_COLOR_Format24bitRGB888",
2335        "OMX_COLOR_Format24bitBGR888",
2336        "OMX_COLOR_Format24bitARGB1887",
2337        "OMX_COLOR_Format25bitARGB1888",
2338        "OMX_COLOR_Format32bitBGRA8888",
2339        "OMX_COLOR_Format32bitARGB8888",
2340        "OMX_COLOR_FormatYUV411Planar",
2341        "OMX_COLOR_FormatYUV411PackedPlanar",
2342        "OMX_COLOR_FormatYUV420Planar",
2343        "OMX_COLOR_FormatYUV420PackedPlanar",
2344        "OMX_COLOR_FormatYUV420SemiPlanar",
2345        "OMX_COLOR_FormatYUV422Planar",
2346        "OMX_COLOR_FormatYUV422PackedPlanar",
2347        "OMX_COLOR_FormatYUV422SemiPlanar",
2348        "OMX_COLOR_FormatYCbYCr",
2349        "OMX_COLOR_FormatYCrYCb",
2350        "OMX_COLOR_FormatCbYCrY",
2351        "OMX_COLOR_FormatCrYCbY",
2352        "OMX_COLOR_FormatYUV444Interleaved",
2353        "OMX_COLOR_FormatRawBayer8bit",
2354        "OMX_COLOR_FormatRawBayer10bit",
2355        "OMX_COLOR_FormatRawBayer8bitcompressed",
2356        "OMX_COLOR_FormatL2",
2357        "OMX_COLOR_FormatL4",
2358        "OMX_COLOR_FormatL8",
2359        "OMX_COLOR_FormatL16",
2360        "OMX_COLOR_FormatL24",
2361        "OMX_COLOR_FormatL32",
2362        "OMX_COLOR_FormatYUV420PackedSemiPlanar",
2363        "OMX_COLOR_FormatYUV422PackedSemiPlanar",
2364        "OMX_COLOR_Format18BitBGR666",
2365        "OMX_COLOR_Format24BitARGB6666",
2366        "OMX_COLOR_Format24BitABGR6666",
2367    };
2368
2369    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
2370
2371    if (type == OMX_QCOM_COLOR_FormatYVU420SemiPlanar) {
2372        return "OMX_QCOM_COLOR_FormatYVU420SemiPlanar";
2373    } else if (type < 0 || (size_t)type >= numNames) {
2374        return "UNKNOWN";
2375    } else {
2376        return kNames[type];
2377    }
2378}
2379
2380static const char *videoCompressionFormatString(OMX_VIDEO_CODINGTYPE type) {
2381    static const char *kNames[] = {
2382        "OMX_VIDEO_CodingUnused",
2383        "OMX_VIDEO_CodingAutoDetect",
2384        "OMX_VIDEO_CodingMPEG2",
2385        "OMX_VIDEO_CodingH263",
2386        "OMX_VIDEO_CodingMPEG4",
2387        "OMX_VIDEO_CodingWMV",
2388        "OMX_VIDEO_CodingRV",
2389        "OMX_VIDEO_CodingAVC",
2390        "OMX_VIDEO_CodingMJPEG",
2391    };
2392
2393    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
2394
2395    if (type < 0 || (size_t)type >= numNames) {
2396        return "UNKNOWN";
2397    } else {
2398        return kNames[type];
2399    }
2400}
2401
2402static const char *audioCodingTypeString(OMX_AUDIO_CODINGTYPE type) {
2403    static const char *kNames[] = {
2404        "OMX_AUDIO_CodingUnused",
2405        "OMX_AUDIO_CodingAutoDetect",
2406        "OMX_AUDIO_CodingPCM",
2407        "OMX_AUDIO_CodingADPCM",
2408        "OMX_AUDIO_CodingAMR",
2409        "OMX_AUDIO_CodingGSMFR",
2410        "OMX_AUDIO_CodingGSMEFR",
2411        "OMX_AUDIO_CodingGSMHR",
2412        "OMX_AUDIO_CodingPDCFR",
2413        "OMX_AUDIO_CodingPDCEFR",
2414        "OMX_AUDIO_CodingPDCHR",
2415        "OMX_AUDIO_CodingTDMAFR",
2416        "OMX_AUDIO_CodingTDMAEFR",
2417        "OMX_AUDIO_CodingQCELP8",
2418        "OMX_AUDIO_CodingQCELP13",
2419        "OMX_AUDIO_CodingEVRC",
2420        "OMX_AUDIO_CodingSMV",
2421        "OMX_AUDIO_CodingG711",
2422        "OMX_AUDIO_CodingG723",
2423        "OMX_AUDIO_CodingG726",
2424        "OMX_AUDIO_CodingG729",
2425        "OMX_AUDIO_CodingAAC",
2426        "OMX_AUDIO_CodingMP3",
2427        "OMX_AUDIO_CodingSBC",
2428        "OMX_AUDIO_CodingVORBIS",
2429        "OMX_AUDIO_CodingWMA",
2430        "OMX_AUDIO_CodingRA",
2431        "OMX_AUDIO_CodingMIDI",
2432    };
2433
2434    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
2435
2436    if (type < 0 || (size_t)type >= numNames) {
2437        return "UNKNOWN";
2438    } else {
2439        return kNames[type];
2440    }
2441}
2442
2443static const char *audioPCMModeString(OMX_AUDIO_PCMMODETYPE type) {
2444    static const char *kNames[] = {
2445        "OMX_AUDIO_PCMModeLinear",
2446        "OMX_AUDIO_PCMModeALaw",
2447        "OMX_AUDIO_PCMModeMULaw",
2448    };
2449
2450    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
2451
2452    if (type < 0 || (size_t)type >= numNames) {
2453        return "UNKNOWN";
2454    } else {
2455        return kNames[type];
2456    }
2457}
2458
2459static const char *amrBandModeString(OMX_AUDIO_AMRBANDMODETYPE type) {
2460    static const char *kNames[] = {
2461        "OMX_AUDIO_AMRBandModeUnused",
2462        "OMX_AUDIO_AMRBandModeNB0",
2463        "OMX_AUDIO_AMRBandModeNB1",
2464        "OMX_AUDIO_AMRBandModeNB2",
2465        "OMX_AUDIO_AMRBandModeNB3",
2466        "OMX_AUDIO_AMRBandModeNB4",
2467        "OMX_AUDIO_AMRBandModeNB5",
2468        "OMX_AUDIO_AMRBandModeNB6",
2469        "OMX_AUDIO_AMRBandModeNB7",
2470        "OMX_AUDIO_AMRBandModeWB0",
2471        "OMX_AUDIO_AMRBandModeWB1",
2472        "OMX_AUDIO_AMRBandModeWB2",
2473        "OMX_AUDIO_AMRBandModeWB3",
2474        "OMX_AUDIO_AMRBandModeWB4",
2475        "OMX_AUDIO_AMRBandModeWB5",
2476        "OMX_AUDIO_AMRBandModeWB6",
2477        "OMX_AUDIO_AMRBandModeWB7",
2478        "OMX_AUDIO_AMRBandModeWB8",
2479    };
2480
2481    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
2482
2483    if (type < 0 || (size_t)type >= numNames) {
2484        return "UNKNOWN";
2485    } else {
2486        return kNames[type];
2487    }
2488}
2489
2490static const char *amrFrameFormatString(OMX_AUDIO_AMRFRAMEFORMATTYPE type) {
2491    static const char *kNames[] = {
2492        "OMX_AUDIO_AMRFrameFormatConformance",
2493        "OMX_AUDIO_AMRFrameFormatIF1",
2494        "OMX_AUDIO_AMRFrameFormatIF2",
2495        "OMX_AUDIO_AMRFrameFormatFSF",
2496        "OMX_AUDIO_AMRFrameFormatRTPPayload",
2497        "OMX_AUDIO_AMRFrameFormatITU",
2498    };
2499
2500    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
2501
2502    if (type < 0 || (size_t)type >= numNames) {
2503        return "UNKNOWN";
2504    } else {
2505        return kNames[type];
2506    }
2507}
2508
2509void OMXCodec::dumpPortStatus(OMX_U32 portIndex) {
2510    OMX_PARAM_PORTDEFINITIONTYPE def;
2511    InitOMXParams(&def);
2512    def.nPortIndex = portIndex;
2513
2514    status_t err = mOMX->getParameter(
2515            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
2516    CHECK_EQ(err, OK);
2517
2518    printf("%s Port = {\n", portIndex == kPortIndexInput ? "Input" : "Output");
2519
2520    CHECK((portIndex == kPortIndexInput && def.eDir == OMX_DirInput)
2521          || (portIndex == kPortIndexOutput && def.eDir == OMX_DirOutput));
2522
2523    printf("  nBufferCountActual = %ld\n", def.nBufferCountActual);
2524    printf("  nBufferCountMin = %ld\n", def.nBufferCountMin);
2525    printf("  nBufferSize = %ld\n", def.nBufferSize);
2526
2527    switch (def.eDomain) {
2528        case OMX_PortDomainImage:
2529        {
2530            const OMX_IMAGE_PORTDEFINITIONTYPE *imageDef = &def.format.image;
2531
2532            printf("\n");
2533            printf("  // Image\n");
2534            printf("  nFrameWidth = %ld\n", imageDef->nFrameWidth);
2535            printf("  nFrameHeight = %ld\n", imageDef->nFrameHeight);
2536            printf("  nStride = %ld\n", imageDef->nStride);
2537
2538            printf("  eCompressionFormat = %s\n",
2539                   imageCompressionFormatString(imageDef->eCompressionFormat));
2540
2541            printf("  eColorFormat = %s\n",
2542                   colorFormatString(imageDef->eColorFormat));
2543
2544            break;
2545        }
2546
2547        case OMX_PortDomainVideo:
2548        {
2549            OMX_VIDEO_PORTDEFINITIONTYPE *videoDef = &def.format.video;
2550
2551            printf("\n");
2552            printf("  // Video\n");
2553            printf("  nFrameWidth = %ld\n", videoDef->nFrameWidth);
2554            printf("  nFrameHeight = %ld\n", videoDef->nFrameHeight);
2555            printf("  nStride = %ld\n", videoDef->nStride);
2556
2557            printf("  eCompressionFormat = %s\n",
2558                   videoCompressionFormatString(videoDef->eCompressionFormat));
2559
2560            printf("  eColorFormat = %s\n",
2561                   colorFormatString(videoDef->eColorFormat));
2562
2563            break;
2564        }
2565
2566        case OMX_PortDomainAudio:
2567        {
2568            OMX_AUDIO_PORTDEFINITIONTYPE *audioDef = &def.format.audio;
2569
2570            printf("\n");
2571            printf("  // Audio\n");
2572            printf("  eEncoding = %s\n",
2573                   audioCodingTypeString(audioDef->eEncoding));
2574
2575            if (audioDef->eEncoding == OMX_AUDIO_CodingPCM) {
2576                OMX_AUDIO_PARAM_PCMMODETYPE params;
2577                InitOMXParams(&params);
2578                params.nPortIndex = portIndex;
2579
2580                err = mOMX->getParameter(
2581                        mNode, OMX_IndexParamAudioPcm, &params, sizeof(params));
2582                CHECK_EQ(err, OK);
2583
2584                printf("  nSamplingRate = %ld\n", params.nSamplingRate);
2585                printf("  nChannels = %ld\n", params.nChannels);
2586                printf("  bInterleaved = %d\n", params.bInterleaved);
2587                printf("  nBitPerSample = %ld\n", params.nBitPerSample);
2588
2589                printf("  eNumData = %s\n",
2590                       params.eNumData == OMX_NumericalDataSigned
2591                        ? "signed" : "unsigned");
2592
2593                printf("  ePCMMode = %s\n", audioPCMModeString(params.ePCMMode));
2594            } else if (audioDef->eEncoding == OMX_AUDIO_CodingAMR) {
2595                OMX_AUDIO_PARAM_AMRTYPE amr;
2596                InitOMXParams(&amr);
2597                amr.nPortIndex = portIndex;
2598
2599                err = mOMX->getParameter(
2600                        mNode, OMX_IndexParamAudioAmr, &amr, sizeof(amr));
2601                CHECK_EQ(err, OK);
2602
2603                printf("  nChannels = %ld\n", amr.nChannels);
2604                printf("  eAMRBandMode = %s\n",
2605                        amrBandModeString(amr.eAMRBandMode));
2606                printf("  eAMRFrameFormat = %s\n",
2607                        amrFrameFormatString(amr.eAMRFrameFormat));
2608            }
2609
2610            break;
2611        }
2612
2613        default:
2614        {
2615            printf("  // Unknown\n");
2616            break;
2617        }
2618    }
2619
2620    printf("}\n");
2621}
2622
2623void OMXCodec::initOutputFormat(const sp<MetaData> &inputFormat) {
2624    mOutputFormat = new MetaData;
2625    mOutputFormat->setCString(kKeyDecoderComponent, mComponentName);
2626
2627    OMX_PARAM_PORTDEFINITIONTYPE def;
2628    InitOMXParams(&def);
2629    def.nPortIndex = kPortIndexOutput;
2630
2631    status_t err = mOMX->getParameter(
2632            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
2633    CHECK_EQ(err, OK);
2634
2635    switch (def.eDomain) {
2636        case OMX_PortDomainImage:
2637        {
2638            OMX_IMAGE_PORTDEFINITIONTYPE *imageDef = &def.format.image;
2639            CHECK_EQ(imageDef->eCompressionFormat, OMX_IMAGE_CodingUnused);
2640
2641            mOutputFormat->setCString(kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_RAW);
2642            mOutputFormat->setInt32(kKeyColorFormat, imageDef->eColorFormat);
2643            mOutputFormat->setInt32(kKeyWidth, imageDef->nFrameWidth);
2644            mOutputFormat->setInt32(kKeyHeight, imageDef->nFrameHeight);
2645            break;
2646        }
2647
2648        case OMX_PortDomainAudio:
2649        {
2650            OMX_AUDIO_PORTDEFINITIONTYPE *audio_def = &def.format.audio;
2651
2652            if (audio_def->eEncoding == OMX_AUDIO_CodingPCM) {
2653                OMX_AUDIO_PARAM_PCMMODETYPE params;
2654                InitOMXParams(&params);
2655                params.nPortIndex = kPortIndexOutput;
2656
2657                err = mOMX->getParameter(
2658                        mNode, OMX_IndexParamAudioPcm, &params, sizeof(params));
2659                CHECK_EQ(err, OK);
2660
2661                CHECK_EQ(params.eNumData, OMX_NumericalDataSigned);
2662                CHECK_EQ(params.nBitPerSample, 16);
2663                CHECK_EQ(params.ePCMMode, OMX_AUDIO_PCMModeLinear);
2664
2665                int32_t numChannels, sampleRate;
2666                inputFormat->findInt32(kKeyChannelCount, &numChannels);
2667                inputFormat->findInt32(kKeySampleRate, &sampleRate);
2668
2669                if ((OMX_U32)numChannels != params.nChannels) {
2670                    LOGW("Codec outputs a different number of channels than "
2671                         "the input stream contains.");
2672                }
2673
2674                mOutputFormat->setCString(
2675                        kKeyMIMEType, MEDIA_MIMETYPE_AUDIO_RAW);
2676
2677                // Use the codec-advertised number of channels, as some
2678                // codecs appear to output stereo even if the input data is
2679                // mono.
2680                mOutputFormat->setInt32(kKeyChannelCount, params.nChannels);
2681
2682                // The codec-reported sampleRate is not reliable...
2683                mOutputFormat->setInt32(kKeySampleRate, sampleRate);
2684            } else if (audio_def->eEncoding == OMX_AUDIO_CodingAMR) {
2685                OMX_AUDIO_PARAM_AMRTYPE amr;
2686                InitOMXParams(&amr);
2687                amr.nPortIndex = kPortIndexOutput;
2688
2689                err = mOMX->getParameter(
2690                        mNode, OMX_IndexParamAudioAmr, &amr, sizeof(amr));
2691                CHECK_EQ(err, OK);
2692
2693                CHECK_EQ(amr.nChannels, 1);
2694                mOutputFormat->setInt32(kKeyChannelCount, 1);
2695
2696                if (amr.eAMRBandMode >= OMX_AUDIO_AMRBandModeNB0
2697                    && amr.eAMRBandMode <= OMX_AUDIO_AMRBandModeNB7) {
2698                    mOutputFormat->setCString(
2699                            kKeyMIMEType, MEDIA_MIMETYPE_AUDIO_AMR_NB);
2700                    mOutputFormat->setInt32(kKeySampleRate, 8000);
2701                } else if (amr.eAMRBandMode >= OMX_AUDIO_AMRBandModeWB0
2702                            && amr.eAMRBandMode <= OMX_AUDIO_AMRBandModeWB8) {
2703                    mOutputFormat->setCString(
2704                            kKeyMIMEType, MEDIA_MIMETYPE_AUDIO_AMR_WB);
2705                    mOutputFormat->setInt32(kKeySampleRate, 16000);
2706                } else {
2707                    CHECK(!"Unknown AMR band mode.");
2708                }
2709            } else if (audio_def->eEncoding == OMX_AUDIO_CodingAAC) {
2710                mOutputFormat->setCString(
2711                        kKeyMIMEType, MEDIA_MIMETYPE_AUDIO_AAC);
2712            } else {
2713                CHECK(!"Should not be here. Unknown audio encoding.");
2714            }
2715            break;
2716        }
2717
2718        case OMX_PortDomainVideo:
2719        {
2720            OMX_VIDEO_PORTDEFINITIONTYPE *video_def = &def.format.video;
2721
2722            if (video_def->eCompressionFormat == OMX_VIDEO_CodingUnused) {
2723                mOutputFormat->setCString(
2724                        kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_RAW);
2725            } else if (video_def->eCompressionFormat == OMX_VIDEO_CodingMPEG4) {
2726                mOutputFormat->setCString(
2727                        kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_MPEG4);
2728            } else if (video_def->eCompressionFormat == OMX_VIDEO_CodingH263) {
2729                mOutputFormat->setCString(
2730                        kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_H263);
2731            } else if (video_def->eCompressionFormat == OMX_VIDEO_CodingAVC) {
2732                mOutputFormat->setCString(
2733                        kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_AVC);
2734            } else {
2735                CHECK(!"Unknown compression format.");
2736            }
2737
2738            if (!strcmp(mComponentName, "OMX.PV.avcdec")) {
2739                // This component appears to be lying to me.
2740                mOutputFormat->setInt32(
2741                        kKeyWidth, (video_def->nFrameWidth + 15) & -16);
2742                mOutputFormat->setInt32(
2743                        kKeyHeight, (video_def->nFrameHeight + 15) & -16);
2744            } else {
2745                mOutputFormat->setInt32(kKeyWidth, video_def->nFrameWidth);
2746                mOutputFormat->setInt32(kKeyHeight, video_def->nFrameHeight);
2747            }
2748
2749            mOutputFormat->setInt32(kKeyColorFormat, video_def->eColorFormat);
2750            break;
2751        }
2752
2753        default:
2754        {
2755            CHECK(!"should not be here, neither audio nor video.");
2756            break;
2757        }
2758    }
2759}
2760
2761////////////////////////////////////////////////////////////////////////////////
2762
2763status_t QueryCodecs(
2764        const sp<IOMX> &omx,
2765        const char *mime, bool queryDecoders,
2766        Vector<CodecCapabilities> *results) {
2767    results->clear();
2768
2769    for (int index = 0;; ++index) {
2770        const char *componentName;
2771
2772        if (!queryDecoders) {
2773            componentName = GetCodec(
2774                    kEncoderInfo, sizeof(kEncoderInfo) / sizeof(kEncoderInfo[0]),
2775                    mime, index);
2776        } else {
2777            componentName = GetCodec(
2778                    kDecoderInfo, sizeof(kDecoderInfo) / sizeof(kDecoderInfo[0]),
2779                    mime, index);
2780        }
2781
2782        if (!componentName) {
2783            return OK;
2784        }
2785
2786        sp<OMXCodecObserver> observer = new OMXCodecObserver;
2787        IOMX::node_id node;
2788        status_t err = omx->allocateNode(componentName, observer, &node);
2789
2790        if (err != OK) {
2791            continue;
2792        }
2793
2794        OMXCodec::setComponentRole(omx, node, queryDecoders, mime);
2795
2796        results->push();
2797        CodecCapabilities *caps = &results->editItemAt(results->size() - 1);
2798        caps->mComponentName = componentName;
2799
2800        OMX_VIDEO_PARAM_PROFILELEVELTYPE param;
2801        InitOMXParams(&param);
2802
2803        param.nPortIndex = queryDecoders ? 0 : 1;
2804
2805        for (param.nProfileIndex = 0;; ++param.nProfileIndex) {
2806            err = omx->getParameter(
2807                    node, OMX_IndexParamVideoProfileLevelQuerySupported,
2808                    &param, sizeof(param));
2809
2810            if (err != OK) {
2811                break;
2812            }
2813
2814            CodecProfileLevel profileLevel;
2815            profileLevel.mProfile = param.eProfile;
2816            profileLevel.mLevel = param.eLevel;
2817
2818            caps->mProfileLevels.push(profileLevel);
2819        }
2820
2821        CHECK_EQ(omx->freeNode(node), OK);
2822    }
2823}
2824
2825}  // namespace android
2826