OMXCodec.cpp revision a240812f10335fe4c8677da824293b7e04aad7e9 
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/AACDecoder.h"
22#include "include/AACEncoder.h"
23#include "include/AMRNBDecoder.h"
24#include "include/AMRNBEncoder.h"
25#include "include/AMRWBDecoder.h"
26#include "include/AMRWBEncoder.h"
27#include "include/AVCDecoder.h"
28#include "include/AVCEncoder.h"
29#include "include/G711Decoder.h"
30#include "include/M4vH263Decoder.h"
31#include "include/M4vH263Encoder.h"
32#include "include/MP3Decoder.h"
33#include "include/VorbisDecoder.h"
34#include "include/VPXDecoder.h"
35
36#include "include/ESDS.h"
37
38#include <binder/IServiceManager.h>
39#include <binder/MemoryDealer.h>
40#include <binder/ProcessState.h>
41#include <media/IMediaPlayerService.h>
42#include <media/stagefright/MediaBuffer.h>
43#include <media/stagefright/MediaBufferGroup.h>
44#include <media/stagefright/MediaDebug.h>
45#include <media/stagefright/MediaDefs.h>
46#include <media/stagefright/MediaExtractor.h>
47#include <media/stagefright/MetaData.h>
48#include <media/stagefright/OMXCodec.h>
49#include <media/stagefright/Utils.h>
50#include <utils/Vector.h>
51
52#include <OMX_Audio.h>
53#include <OMX_Component.h>
54
55#include "include/ThreadedSource.h"
56
57namespace android {
58
59static const int OMX_QCOM_COLOR_FormatYVU420SemiPlanar = 0x7FA30C00;
60
61struct CodecInfo {
62    const char *mime;
63    const char *codec;
64};
65
66#define FACTORY_CREATE(name) \
67static sp<MediaSource> Make##name(const sp<MediaSource> &source) { \
68    return new name(source); \
69}
70
71#define FACTORY_CREATE_ENCODER(name) \
72static sp<MediaSource> Make##name(const sp<MediaSource> &source, const sp<MetaData> &meta) { \
73    return new name(source, meta); \
74}
75
76#define FACTORY_REF(name) { #name, Make##name },
77
78FACTORY_CREATE(MP3Decoder)
79FACTORY_CREATE(AMRNBDecoder)
80FACTORY_CREATE(AMRWBDecoder)
81FACTORY_CREATE(AACDecoder)
82FACTORY_CREATE(AVCDecoder)
83FACTORY_CREATE(G711Decoder)
84FACTORY_CREATE(M4vH263Decoder)
85FACTORY_CREATE(VorbisDecoder)
86FACTORY_CREATE(VPXDecoder)
87FACTORY_CREATE_ENCODER(AMRNBEncoder)
88FACTORY_CREATE_ENCODER(AMRWBEncoder)
89FACTORY_CREATE_ENCODER(AACEncoder)
90FACTORY_CREATE_ENCODER(AVCEncoder)
91FACTORY_CREATE_ENCODER(M4vH263Encoder)
92
93static sp<MediaSource> InstantiateSoftwareEncoder(
94        const char *name, const sp<MediaSource> &source,
95        const sp<MetaData> &meta) {
96    struct FactoryInfo {
97        const char *name;
98        sp<MediaSource> (*CreateFunc)(const sp<MediaSource> &, const sp<MetaData> &);
99    };
100
101    static const FactoryInfo kFactoryInfo[] = {
102        FACTORY_REF(AMRNBEncoder)
103        FACTORY_REF(AMRWBEncoder)
104        FACTORY_REF(AACEncoder)
105        FACTORY_REF(AVCEncoder)
106        FACTORY_REF(M4vH263Encoder)
107    };
108    for (size_t i = 0;
109         i < sizeof(kFactoryInfo) / sizeof(kFactoryInfo[0]); ++i) {
110        if (!strcmp(name, kFactoryInfo[i].name)) {
111            return (*kFactoryInfo[i].CreateFunc)(source, meta);
112        }
113    }
114
115    return NULL;
116}
117
118static sp<MediaSource> InstantiateSoftwareCodec(
119        const char *name, const sp<MediaSource> &source) {
120    struct FactoryInfo {
121        const char *name;
122        sp<MediaSource> (*CreateFunc)(const sp<MediaSource> &);
123    };
124
125    static const FactoryInfo kFactoryInfo[] = {
126        FACTORY_REF(MP3Decoder)
127        FACTORY_REF(AMRNBDecoder)
128        FACTORY_REF(AMRWBDecoder)
129        FACTORY_REF(AACDecoder)
130        FACTORY_REF(AVCDecoder)
131        FACTORY_REF(G711Decoder)
132        FACTORY_REF(M4vH263Decoder)
133        FACTORY_REF(VorbisDecoder)
134        FACTORY_REF(VPXDecoder)
135    };
136    for (size_t i = 0;
137         i < sizeof(kFactoryInfo) / sizeof(kFactoryInfo[0]); ++i) {
138        if (!strcmp(name, kFactoryInfo[i].name)) {
139            if (!strcmp(name, "VPXDecoder")) {
140                return new ThreadedSource(
141                        (*kFactoryInfo[i].CreateFunc)(source));
142            }
143            return (*kFactoryInfo[i].CreateFunc)(source);
144        }
145    }
146
147    return NULL;
148}
149
150#undef FACTORY_REF
151#undef FACTORY_CREATE
152
153static const CodecInfo kDecoderInfo[] = {
154    { MEDIA_MIMETYPE_IMAGE_JPEG, "OMX.TI.JPEG.decode" },
155//    { MEDIA_MIMETYPE_AUDIO_MPEG, "OMX.Nvidia.mp3.decoder" },
156//    { MEDIA_MIMETYPE_AUDIO_MPEG, "OMX.TI.MP3.decode" },
157    { MEDIA_MIMETYPE_AUDIO_MPEG, "MP3Decoder" },
158//    { MEDIA_MIMETYPE_AUDIO_MPEG, "OMX.PV.mp3dec" },
159//    { MEDIA_MIMETYPE_AUDIO_AMR_NB, "OMX.TI.AMR.decode" },
160//    { MEDIA_MIMETYPE_AUDIO_AMR_NB, "OMX.Nvidia.amr.decoder" },
161    { MEDIA_MIMETYPE_AUDIO_AMR_NB, "AMRNBDecoder" },
162//    { MEDIA_MIMETYPE_AUDIO_AMR_NB, "OMX.PV.amrdec" },
163//    { MEDIA_MIMETYPE_AUDIO_AMR_NB, "OMX.Nvidia.amrwb.decoder" },
164    { MEDIA_MIMETYPE_AUDIO_AMR_WB, "OMX.TI.WBAMR.decode" },
165    { MEDIA_MIMETYPE_AUDIO_AMR_WB, "AMRWBDecoder" },
166//    { MEDIA_MIMETYPE_AUDIO_AMR_WB, "OMX.PV.amrdec" },
167//    { MEDIA_MIMETYPE_AUDIO_AAC, "OMX.Nvidia.aac.decoder" },
168    { MEDIA_MIMETYPE_AUDIO_AAC, "OMX.TI.AAC.decode" },
169    { MEDIA_MIMETYPE_AUDIO_AAC, "AACDecoder" },
170//    { MEDIA_MIMETYPE_AUDIO_AAC, "OMX.PV.aacdec" },
171    { MEDIA_MIMETYPE_AUDIO_G711_ALAW, "G711Decoder" },
172    { MEDIA_MIMETYPE_AUDIO_G711_MLAW, "G711Decoder" },
173//    { MEDIA_MIMETYPE_VIDEO_MPEG4, "OMX.Nvidia.mp4.decode" },
174    { MEDIA_MIMETYPE_VIDEO_MPEG4, "OMX.qcom.7x30.video.decoder.mpeg4" },
175    { MEDIA_MIMETYPE_VIDEO_MPEG4, "OMX.qcom.video.decoder.mpeg4" },
176    { MEDIA_MIMETYPE_VIDEO_MPEG4, "OMX.TI.Video.Decoder" },
177    { MEDIA_MIMETYPE_VIDEO_MPEG4, "OMX.SEC.MPEG4.Decoder" },
178    { MEDIA_MIMETYPE_VIDEO_MPEG4, "M4vH263Decoder" },
179//    { MEDIA_MIMETYPE_VIDEO_MPEG4, "OMX.PV.mpeg4dec" },
180//    { MEDIA_MIMETYPE_VIDEO_H263, "OMX.Nvidia.h263.decode" },
181    { MEDIA_MIMETYPE_VIDEO_H263, "OMX.qcom.7x30.video.decoder.h263" },
182    { MEDIA_MIMETYPE_VIDEO_H263, "OMX.qcom.video.decoder.h263" },
183    { MEDIA_MIMETYPE_VIDEO_H263, "OMX.SEC.H263.Decoder" },
184    { MEDIA_MIMETYPE_VIDEO_H263, "M4vH263Decoder" },
185//    { MEDIA_MIMETYPE_VIDEO_H263, "OMX.PV.h263dec" },
186    { MEDIA_MIMETYPE_VIDEO_AVC, "OMX.Nvidia.h264.decode" },
187    { MEDIA_MIMETYPE_VIDEO_AVC, "OMX.qcom.7x30.video.decoder.avc" },
188    { MEDIA_MIMETYPE_VIDEO_AVC, "OMX.qcom.video.decoder.avc" },
189    { MEDIA_MIMETYPE_VIDEO_AVC, "OMX.TI.Video.Decoder" },
190    { MEDIA_MIMETYPE_VIDEO_AVC, "OMX.SEC.AVC.Decoder" },
191    { MEDIA_MIMETYPE_VIDEO_AVC, "AVCDecoder" },
192//    { MEDIA_MIMETYPE_VIDEO_AVC, "OMX.PV.avcdec" },
193    { MEDIA_MIMETYPE_AUDIO_VORBIS, "VorbisDecoder" },
194    { MEDIA_MIMETYPE_VIDEO_VPX, "VPXDecoder" },
195};
196
197static const CodecInfo kEncoderInfo[] = {
198    { MEDIA_MIMETYPE_AUDIO_AMR_NB, "OMX.TI.AMR.encode" },
199    { MEDIA_MIMETYPE_AUDIO_AMR_NB, "AMRNBEncoder" },
200    { MEDIA_MIMETYPE_AUDIO_AMR_WB, "OMX.TI.WBAMR.encode" },
201    { MEDIA_MIMETYPE_AUDIO_AMR_WB, "AMRWBEncoder" },
202    { MEDIA_MIMETYPE_AUDIO_AAC, "OMX.TI.AAC.encode" },
203    { MEDIA_MIMETYPE_AUDIO_AAC, "AACEncoder" },
204//    { MEDIA_MIMETYPE_AUDIO_AAC, "OMX.PV.aacenc" },
205    { MEDIA_MIMETYPE_VIDEO_MPEG4, "OMX.qcom.7x30.video.encoder.mpeg4" },
206    { MEDIA_MIMETYPE_VIDEO_MPEG4, "OMX.qcom.video.encoder.mpeg4" },
207    { MEDIA_MIMETYPE_VIDEO_MPEG4, "OMX.TI.Video.encoder" },
208    { MEDIA_MIMETYPE_VIDEO_MPEG4, "OMX.Nvidia.mp4.encoder" },
209    { MEDIA_MIMETYPE_VIDEO_MPEG4, "OMX.SEC.MPEG4.Encoder" },
210    { MEDIA_MIMETYPE_VIDEO_MPEG4, "M4vH263Encoder" },
211//    { MEDIA_MIMETYPE_VIDEO_MPEG4, "OMX.PV.mpeg4enc" },
212    { MEDIA_MIMETYPE_VIDEO_H263, "OMX.qcom.7x30.video.encoder.h263" },
213    { MEDIA_MIMETYPE_VIDEO_H263, "OMX.qcom.video.encoder.h263" },
214    { MEDIA_MIMETYPE_VIDEO_H263, "OMX.TI.Video.encoder" },
215    { MEDIA_MIMETYPE_VIDEO_H263, "OMX.Nvidia.h263.encoder" },
216    { MEDIA_MIMETYPE_VIDEO_H263, "OMX.SEC.H263.Encoder" },
217    { MEDIA_MIMETYPE_VIDEO_H263, "M4vH263Encoder" },
218//    { MEDIA_MIMETYPE_VIDEO_H263, "OMX.PV.h263enc" },
219    { MEDIA_MIMETYPE_VIDEO_AVC, "OMX.qcom.7x30.video.encoder.avc" },
220    { MEDIA_MIMETYPE_VIDEO_AVC, "OMX.qcom.video.encoder.avc" },
221    { MEDIA_MIMETYPE_VIDEO_AVC, "OMX.TI.Video.encoder" },
222    { MEDIA_MIMETYPE_VIDEO_AVC, "OMX.Nvidia.h264.encoder" },
223    { MEDIA_MIMETYPE_VIDEO_AVC, "OMX.SEC.AVC.Encoder" },
224    { MEDIA_MIMETYPE_VIDEO_AVC, "AVCEncoder" },
225//    { MEDIA_MIMETYPE_VIDEO_AVC, "OMX.PV.avcenc" },
226};
227
228#undef OPTIONAL
229
230#define CODEC_LOGI(x, ...) LOGI("[%s] "x, mComponentName, ##__VA_ARGS__)
231#define CODEC_LOGV(x, ...) LOGV("[%s] "x, mComponentName, ##__VA_ARGS__)
232#define CODEC_LOGE(x, ...) LOGE("[%s] "x, mComponentName, ##__VA_ARGS__)
233
234struct OMXCodecObserver : public BnOMXObserver {
235    OMXCodecObserver() {
236    }
237
238    void setCodec(const sp<OMXCodec> &target) {
239        mTarget = target;
240    }
241
242    // from IOMXObserver
243    virtual void onMessage(const omx_message &msg) {
244        sp<OMXCodec> codec = mTarget.promote();
245
246        if (codec.get() != NULL) {
247            codec->on_message(msg);
248        }
249    }
250
251protected:
252    virtual ~OMXCodecObserver() {}
253
254private:
255    wp<OMXCodec> mTarget;
256
257    OMXCodecObserver(const OMXCodecObserver &);
258    OMXCodecObserver &operator=(const OMXCodecObserver &);
259};
260
261static const char *GetCodec(const CodecInfo *info, size_t numInfos,
262                            const char *mime, int index) {
263    CHECK(index >= 0);
264    for(size_t i = 0; i < numInfos; ++i) {
265        if (!strcasecmp(mime, info[i].mime)) {
266            if (index == 0) {
267                return info[i].codec;
268            }
269
270            --index;
271        }
272    }
273
274    return NULL;
275}
276
277enum {
278    kAVCProfileBaseline      = 0x42,
279    kAVCProfileMain          = 0x4d,
280    kAVCProfileExtended      = 0x58,
281    kAVCProfileHigh          = 0x64,
282    kAVCProfileHigh10        = 0x6e,
283    kAVCProfileHigh422       = 0x7a,
284    kAVCProfileHigh444       = 0xf4,
285    kAVCProfileCAVLC444Intra = 0x2c
286};
287
288static const char *AVCProfileToString(uint8_t profile) {
289    switch (profile) {
290        case kAVCProfileBaseline:
291            return "Baseline";
292        case kAVCProfileMain:
293            return "Main";
294        case kAVCProfileExtended:
295            return "Extended";
296        case kAVCProfileHigh:
297            return "High";
298        case kAVCProfileHigh10:
299            return "High 10";
300        case kAVCProfileHigh422:
301            return "High 422";
302        case kAVCProfileHigh444:
303            return "High 444";
304        case kAVCProfileCAVLC444Intra:
305            return "CAVLC 444 Intra";
306        default:   return "Unknown";
307    }
308}
309
310template<class T>
311static void InitOMXParams(T *params) {
312    params->nSize = sizeof(T);
313    params->nVersion.s.nVersionMajor = 1;
314    params->nVersion.s.nVersionMinor = 0;
315    params->nVersion.s.nRevision = 0;
316    params->nVersion.s.nStep = 0;
317}
318
319static bool IsSoftwareCodec(const char *componentName) {
320    if (!strncmp("OMX.PV.", componentName, 7)) {
321        return true;
322    }
323
324    return false;
325}
326
327// A sort order in which non-OMX components are first,
328// followed by software codecs, i.e. OMX.PV.*, followed
329// by all the others.
330static int CompareSoftwareCodecsFirst(
331        const String8 *elem1, const String8 *elem2) {
332    bool isNotOMX1 = strncmp(elem1->string(), "OMX.", 4);
333    bool isNotOMX2 = strncmp(elem2->string(), "OMX.", 4);
334
335    if (isNotOMX1) {
336        if (isNotOMX2) { return 0; }
337        return -1;
338    }
339    if (isNotOMX2) {
340        return 1;
341    }
342
343    bool isSoftwareCodec1 = IsSoftwareCodec(elem1->string());
344    bool isSoftwareCodec2 = IsSoftwareCodec(elem2->string());
345
346    if (isSoftwareCodec1) {
347        if (isSoftwareCodec2) { return 0; }
348        return -1;
349    }
350
351    if (isSoftwareCodec2) {
352        return 1;
353    }
354
355    return 0;
356}
357
358// static
359uint32_t OMXCodec::getComponentQuirks(const char *componentName) {
360    uint32_t quirks = 0;
361
362    if (!strcmp(componentName, "OMX.Nvidia.amr.decoder") ||
363         !strcmp(componentName, "OMX.Nvidia.amrwb.decoder") ||
364         !strcmp(componentName, "OMX.Nvidia.aac.decoder") ||
365         !strcmp(componentName, "OMX.Nvidia.mp3.decoder")) {
366        quirks |= kDecoderLiesAboutNumberOfChannels;
367    }
368
369    if (!strcmp(componentName, "OMX.PV.avcdec")) {
370        quirks |= kWantsNALFragments;
371    }
372    if (!strcmp(componentName, "OMX.TI.MP3.decode")) {
373        quirks |= kNeedsFlushBeforeDisable;
374        quirks |= kDecoderLiesAboutNumberOfChannels;
375    }
376    if (!strcmp(componentName, "OMX.TI.AAC.decode")) {
377        quirks |= kNeedsFlushBeforeDisable;
378        quirks |= kRequiresFlushCompleteEmulation;
379        quirks |= kSupportsMultipleFramesPerInputBuffer;
380    }
381    if (!strncmp(componentName, "OMX.qcom.video.encoder.", 23)) {
382        quirks |= kRequiresLoadedToIdleAfterAllocation;
383        quirks |= kRequiresAllocateBufferOnInputPorts;
384        quirks |= kRequiresAllocateBufferOnOutputPorts;
385        if (!strncmp(componentName, "OMX.qcom.video.encoder.avc", 26)) {
386
387            // The AVC encoder advertises the size of output buffers
388            // based on the input video resolution and assumes
389            // the worst/least compression ratio is 0.5. It is found that
390            // sometimes, the output buffer size is larger than
391            // size advertised by the encoder.
392            quirks |= kRequiresLargerEncoderOutputBuffer;
393        }
394    }
395    if (!strncmp(componentName, "OMX.qcom.7x30.video.encoder.", 28)) {
396    }
397    if (!strncmp(componentName, "OMX.qcom.video.decoder.", 23)) {
398        quirks |= kRequiresAllocateBufferOnOutputPorts;
399        quirks |= kDefersOutputBufferAllocation;
400    }
401    if (!strncmp(componentName, "OMX.qcom.7x30.video.decoder.", 28)) {
402        quirks |= kRequiresAllocateBufferOnInputPorts;
403        quirks |= kRequiresAllocateBufferOnOutputPorts;
404        quirks |= kDefersOutputBufferAllocation;
405    }
406
407    if (!strncmp(componentName, "OMX.TI.", 7)) {
408        // Apparently I must not use OMX_UseBuffer on either input or
409        // output ports on any of the TI components or quote:
410        // "(I) may have unexpected problem (sic) which can be timing related
411        //  and hard to reproduce."
412
413        quirks |= kRequiresAllocateBufferOnInputPorts;
414        quirks |= kRequiresAllocateBufferOnOutputPorts;
415        if (!strncmp(componentName, "OMX.TI.Video.encoder", 20)) {
416            quirks |= kAvoidMemcopyInputRecordingFrames;
417        }
418    }
419
420    if (!strcmp(componentName, "OMX.TI.Video.Decoder")) {
421        quirks |= kInputBufferSizesAreBogus;
422    }
423
424    return quirks;
425}
426
427// static
428void OMXCodec::findMatchingCodecs(
429        const char *mime,
430        bool createEncoder, const char *matchComponentName,
431        uint32_t flags,
432        Vector<String8> *matchingCodecs) {
433    matchingCodecs->clear();
434
435    for (int index = 0;; ++index) {
436        const char *componentName;
437
438        if (createEncoder) {
439            componentName = GetCodec(
440                    kEncoderInfo,
441                    sizeof(kEncoderInfo) / sizeof(kEncoderInfo[0]),
442                    mime, index);
443        } else {
444            componentName = GetCodec(
445                    kDecoderInfo,
446                    sizeof(kDecoderInfo) / sizeof(kDecoderInfo[0]),
447                    mime, index);
448        }
449
450        if (!componentName) {
451            break;
452        }
453
454        // If a specific codec is requested, skip the non-matching ones.
455        if (matchComponentName && strcmp(componentName, matchComponentName)) {
456            continue;
457        }
458
459        matchingCodecs->push(String8(componentName));
460    }
461
462    if (flags & kPreferSoftwareCodecs) {
463        matchingCodecs->sort(CompareSoftwareCodecsFirst);
464    }
465}
466
467// static
468sp<MediaSource> OMXCodec::Create(
469        const sp<IOMX> &omx,
470        const sp<MetaData> &meta, bool createEncoder,
471        const sp<MediaSource> &source,
472        const char *matchComponentName,
473        uint32_t flags) {
474    const char *mime;
475    bool success = meta->findCString(kKeyMIMEType, &mime);
476    CHECK(success);
477
478    Vector<String8> matchingCodecs;
479    findMatchingCodecs(
480            mime, createEncoder, matchComponentName, flags, &matchingCodecs);
481
482    if (matchingCodecs.isEmpty()) {
483        return NULL;
484    }
485
486    sp<OMXCodecObserver> observer = new OMXCodecObserver;
487    IOMX::node_id node = 0;
488
489    const char *componentName;
490    for (size_t i = 0; i < matchingCodecs.size(); ++i) {
491        componentName = matchingCodecs[i].string();
492
493        sp<MediaSource> softwareCodec = createEncoder?
494            InstantiateSoftwareEncoder(componentName, source, meta):
495            InstantiateSoftwareCodec(componentName, source);
496
497        if (softwareCodec != NULL) {
498            LOGV("Successfully allocated software codec '%s'", componentName);
499
500            return softwareCodec;
501        }
502
503        LOGV("Attempting to allocate OMX node '%s'", componentName);
504
505        status_t err = omx->allocateNode(componentName, observer, &node);
506        if (err == OK) {
507            LOGV("Successfully allocated OMX node '%s'", componentName);
508
509            sp<OMXCodec> codec = new OMXCodec(
510                    omx, node, getComponentQuirks(componentName),
511                    createEncoder, mime, componentName,
512                    source);
513
514            observer->setCodec(codec);
515
516            err = codec->configureCodec(meta);
517
518            if (err == OK) {
519                return codec;
520            }
521
522            LOGV("Failed to configure codec '%s'", componentName);
523        }
524    }
525
526    return NULL;
527}
528
529status_t OMXCodec::configureCodec(const sp<MetaData> &meta) {
530    uint32_t type;
531    const void *data;
532    size_t size;
533    if (meta->findData(kKeyESDS, &type, &data, &size)) {
534        ESDS esds((const char *)data, size);
535        CHECK_EQ(esds.InitCheck(), OK);
536
537        const void *codec_specific_data;
538        size_t codec_specific_data_size;
539        esds.getCodecSpecificInfo(
540                &codec_specific_data, &codec_specific_data_size);
541
542        addCodecSpecificData(
543                codec_specific_data, codec_specific_data_size);
544    } else if (meta->findData(kKeyAVCC, &type, &data, &size)) {
545        // Parse the AVCDecoderConfigurationRecord
546
547        const uint8_t *ptr = (const uint8_t *)data;
548
549        CHECK(size >= 7);
550        CHECK_EQ(ptr[0], 1);  // configurationVersion == 1
551        uint8_t profile = ptr[1];
552        uint8_t level = ptr[3];
553
554        // There is decodable content out there that fails the following
555        // assertion, let's be lenient for now...
556        // CHECK((ptr[4] >> 2) == 0x3f);  // reserved
557
558        size_t lengthSize = 1 + (ptr[4] & 3);
559
560        // commented out check below as H264_QVGA_500_NO_AUDIO.3gp
561        // violates it...
562        // CHECK((ptr[5] >> 5) == 7);  // reserved
563
564        size_t numSeqParameterSets = ptr[5] & 31;
565
566        ptr += 6;
567        size -= 6;
568
569        for (size_t i = 0; i < numSeqParameterSets; ++i) {
570            CHECK(size >= 2);
571            size_t length = U16_AT(ptr);
572
573            ptr += 2;
574            size -= 2;
575
576            CHECK(size >= length);
577
578            addCodecSpecificData(ptr, length);
579
580            ptr += length;
581            size -= length;
582        }
583
584        CHECK(size >= 1);
585        size_t numPictureParameterSets = *ptr;
586        ++ptr;
587        --size;
588
589        for (size_t i = 0; i < numPictureParameterSets; ++i) {
590            CHECK(size >= 2);
591            size_t length = U16_AT(ptr);
592
593            ptr += 2;
594            size -= 2;
595
596            CHECK(size >= length);
597
598            addCodecSpecificData(ptr, length);
599
600            ptr += length;
601            size -= length;
602        }
603
604        CODEC_LOGV(
605                "AVC profile = %d (%s), level = %d",
606                (int)profile, AVCProfileToString(profile), level);
607
608        if (!strcmp(mComponentName, "OMX.TI.Video.Decoder")
609            && (profile != kAVCProfileBaseline || level > 30)) {
610            // This stream exceeds the decoder's capabilities. The decoder
611            // does not handle this gracefully and would clobber the heap
612            // and wreak havoc instead...
613
614            LOGE("Profile and/or level exceed the decoder's capabilities.");
615            return ERROR_UNSUPPORTED;
616        }
617    }
618
619    int32_t bitRate = 0;
620    if (mIsEncoder) {
621        CHECK(meta->findInt32(kKeyBitRate, &bitRate));
622    }
623    if (!strcasecmp(MEDIA_MIMETYPE_AUDIO_AMR_NB, mMIME)) {
624        setAMRFormat(false /* isWAMR */, bitRate);
625    }
626    if (!strcasecmp(MEDIA_MIMETYPE_AUDIO_AMR_WB, mMIME)) {
627        setAMRFormat(true /* isWAMR */, bitRate);
628    }
629    if (!strcasecmp(MEDIA_MIMETYPE_AUDIO_AAC, mMIME)) {
630        int32_t numChannels, sampleRate;
631        CHECK(meta->findInt32(kKeyChannelCount, &numChannels));
632        CHECK(meta->findInt32(kKeySampleRate, &sampleRate));
633
634        setAACFormat(numChannels, sampleRate, bitRate);
635    }
636
637    if (!strncasecmp(mMIME, "video/", 6)) {
638
639        if (mIsEncoder) {
640            setVideoInputFormat(mMIME, meta);
641        } else {
642            int32_t width, height;
643            bool success = meta->findInt32(kKeyWidth, &width);
644            success = success && meta->findInt32(kKeyHeight, &height);
645            CHECK(success);
646            status_t err = setVideoOutputFormat(
647                    mMIME, width, height);
648
649            if (err != OK) {
650                return err;
651            }
652        }
653    }
654
655    if (!strcasecmp(mMIME, MEDIA_MIMETYPE_IMAGE_JPEG)
656        && !strcmp(mComponentName, "OMX.TI.JPEG.decode")) {
657        OMX_COLOR_FORMATTYPE format =
658            OMX_COLOR_Format32bitARGB8888;
659            // OMX_COLOR_FormatYUV420PackedPlanar;
660            // OMX_COLOR_FormatCbYCrY;
661            // OMX_COLOR_FormatYUV411Planar;
662
663        int32_t width, height;
664        bool success = meta->findInt32(kKeyWidth, &width);
665        success = success && meta->findInt32(kKeyHeight, &height);
666
667        int32_t compressedSize;
668        success = success && meta->findInt32(
669                kKeyMaxInputSize, &compressedSize);
670
671        CHECK(success);
672        CHECK(compressedSize > 0);
673
674        setImageOutputFormat(format, width, height);
675        setJPEGInputFormat(width, height, (OMX_U32)compressedSize);
676    }
677
678    int32_t maxInputSize;
679    if (meta->findInt32(kKeyMaxInputSize, &maxInputSize)) {
680        setMinBufferSize(kPortIndexInput, (OMX_U32)maxInputSize);
681    }
682
683    if (!strcmp(mComponentName, "OMX.TI.AMR.encode")
684        || !strcmp(mComponentName, "OMX.TI.WBAMR.encode")
685        || !strcmp(mComponentName, "OMX.TI.AAC.encode")) {
686        setMinBufferSize(kPortIndexOutput, 8192);  // XXX
687    }
688
689    initOutputFormat(meta);
690
691    return OK;
692}
693
694void OMXCodec::setMinBufferSize(OMX_U32 portIndex, OMX_U32 size) {
695    OMX_PARAM_PORTDEFINITIONTYPE def;
696    InitOMXParams(&def);
697    def.nPortIndex = portIndex;
698
699    status_t err = mOMX->getParameter(
700            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
701    CHECK_EQ(err, OK);
702
703    if ((portIndex == kPortIndexInput && (mQuirks & kInputBufferSizesAreBogus))
704        || (def.nBufferSize < size)) {
705        def.nBufferSize = size;
706    }
707
708    err = mOMX->setParameter(
709            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
710    CHECK_EQ(err, OK);
711
712    err = mOMX->getParameter(
713            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
714    CHECK_EQ(err, OK);
715
716    // Make sure the setting actually stuck.
717    if (portIndex == kPortIndexInput
718            && (mQuirks & kInputBufferSizesAreBogus)) {
719        CHECK_EQ(def.nBufferSize, size);
720    } else {
721        CHECK(def.nBufferSize >= size);
722    }
723}
724
725status_t OMXCodec::setVideoPortFormatType(
726        OMX_U32 portIndex,
727        OMX_VIDEO_CODINGTYPE compressionFormat,
728        OMX_COLOR_FORMATTYPE colorFormat) {
729    OMX_VIDEO_PARAM_PORTFORMATTYPE format;
730    InitOMXParams(&format);
731    format.nPortIndex = portIndex;
732    format.nIndex = 0;
733    bool found = false;
734
735    OMX_U32 index = 0;
736    for (;;) {
737        format.nIndex = index;
738        status_t err = mOMX->getParameter(
739                mNode, OMX_IndexParamVideoPortFormat,
740                &format, sizeof(format));
741
742        if (err != OK) {
743            return err;
744        }
745
746        // The following assertion is violated by TI's video decoder.
747        // CHECK_EQ(format.nIndex, index);
748
749#if 1
750        CODEC_LOGV("portIndex: %ld, index: %ld, eCompressionFormat=%d eColorFormat=%d",
751             portIndex,
752             index, format.eCompressionFormat, format.eColorFormat);
753#endif
754
755        if (!strcmp("OMX.TI.Video.encoder", mComponentName)) {
756            if (portIndex == kPortIndexInput
757                    && colorFormat == format.eColorFormat) {
758                // eCompressionFormat does not seem right.
759                found = true;
760                break;
761            }
762            if (portIndex == kPortIndexOutput
763                    && compressionFormat == format.eCompressionFormat) {
764                // eColorFormat does not seem right.
765                found = true;
766                break;
767            }
768        }
769
770        if (format.eCompressionFormat == compressionFormat
771            && format.eColorFormat == colorFormat) {
772            found = true;
773            break;
774        }
775
776        ++index;
777    }
778
779    if (!found) {
780        return UNKNOWN_ERROR;
781    }
782
783    CODEC_LOGV("found a match.");
784    status_t err = mOMX->setParameter(
785            mNode, OMX_IndexParamVideoPortFormat,
786            &format, sizeof(format));
787
788    return err;
789}
790
791static size_t getFrameSize(
792        OMX_COLOR_FORMATTYPE colorFormat, int32_t width, int32_t height) {
793    switch (colorFormat) {
794        case OMX_COLOR_FormatYCbYCr:
795        case OMX_COLOR_FormatCbYCrY:
796            return width * height * 2;
797
798        case OMX_COLOR_FormatYUV420Planar:
799        case OMX_COLOR_FormatYUV420SemiPlanar:
800            return (width * height * 3) / 2;
801
802        default:
803            CHECK(!"Should not be here. Unsupported color format.");
804            break;
805    }
806}
807
808status_t OMXCodec::findTargetColorFormat(
809        const sp<MetaData>& meta, OMX_COLOR_FORMATTYPE *colorFormat) {
810    LOGV("findTargetColorFormat");
811    CHECK(mIsEncoder);
812
813    *colorFormat = OMX_COLOR_FormatYUV420SemiPlanar;
814    int32_t targetColorFormat;
815    if (meta->findInt32(kKeyColorFormat, &targetColorFormat)) {
816        *colorFormat = (OMX_COLOR_FORMATTYPE) targetColorFormat;
817    } else {
818        if (!strcasecmp("OMX.TI.Video.encoder", mComponentName)) {
819            *colorFormat = OMX_COLOR_FormatYCbYCr;
820        }
821    }
822
823    // Check whether the target color format is supported.
824    return isColorFormatSupported(*colorFormat, kPortIndexInput);
825}
826
827status_t OMXCodec::isColorFormatSupported(
828        OMX_COLOR_FORMATTYPE colorFormat, int portIndex) {
829    LOGV("isColorFormatSupported: %d", static_cast<int>(colorFormat));
830
831    // Enumerate all the color formats supported by
832    // the omx component to see whether the given
833    // color format is supported.
834    OMX_VIDEO_PARAM_PORTFORMATTYPE portFormat;
835    InitOMXParams(&portFormat);
836    portFormat.nPortIndex = portIndex;
837    OMX_U32 index = 0;
838    portFormat.nIndex = index;
839    while (true) {
840        if (OMX_ErrorNone != mOMX->getParameter(
841                mNode, OMX_IndexParamVideoPortFormat,
842                &portFormat, sizeof(portFormat))) {
843            break;
844        }
845        // Make sure that omx component does not overwrite
846        // the incremented index (bug 2897413).
847        CHECK_EQ(index, portFormat.nIndex);
848        if ((portFormat.eColorFormat == colorFormat)) {
849            LOGV("Found supported color format: %d", portFormat.eColorFormat);
850            return OK;  // colorFormat is supported!
851        }
852        ++index;
853        portFormat.nIndex = index;
854
855        // OMX Spec defines less than 50 color formats
856        // 1000 is more than enough for us to tell whether the omx
857        // component in question is buggy or not.
858        if (index >= 1000) {
859            LOGE("More than %ld color formats are supported???", index);
860            break;
861        }
862    }
863
864    LOGE("color format %d is not supported", colorFormat);
865    return UNKNOWN_ERROR;
866}
867
868void OMXCodec::setVideoInputFormat(
869        const char *mime, const sp<MetaData>& meta) {
870
871    int32_t width, height, frameRate, bitRate, stride, sliceHeight;
872    bool success = meta->findInt32(kKeyWidth, &width);
873    success = success && meta->findInt32(kKeyHeight, &height);
874    success = success && meta->findInt32(kKeySampleRate, &frameRate);
875    success = success && meta->findInt32(kKeyBitRate, &bitRate);
876    success = success && meta->findInt32(kKeyStride, &stride);
877    success = success && meta->findInt32(kKeySliceHeight, &sliceHeight);
878    CHECK(success);
879    CHECK(stride != 0);
880
881    OMX_VIDEO_CODINGTYPE compressionFormat = OMX_VIDEO_CodingUnused;
882    if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_AVC, mime)) {
883        compressionFormat = OMX_VIDEO_CodingAVC;
884    } else if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_MPEG4, mime)) {
885        compressionFormat = OMX_VIDEO_CodingMPEG4;
886    } else if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_H263, mime)) {
887        compressionFormat = OMX_VIDEO_CodingH263;
888    } else {
889        LOGE("Not a supported video mime type: %s", mime);
890        CHECK(!"Should not be here. Not a supported video mime type.");
891    }
892
893    OMX_COLOR_FORMATTYPE colorFormat;
894    CHECK_EQ(OK, findTargetColorFormat(meta, &colorFormat));
895
896    if (!strcasecmp("OMX.Nvidia.h264.encoder", mComponentName)) {
897        colorFormat = OMX_COLOR_FormatYUV420Planar;
898    }
899
900    status_t err;
901    OMX_PARAM_PORTDEFINITIONTYPE def;
902    OMX_VIDEO_PORTDEFINITIONTYPE *video_def = &def.format.video;
903
904    //////////////////////// Input port /////////////////////////
905    CHECK_EQ(setVideoPortFormatType(
906            kPortIndexInput, OMX_VIDEO_CodingUnused,
907            colorFormat), OK);
908
909    InitOMXParams(&def);
910    def.nPortIndex = kPortIndexInput;
911
912    err = mOMX->getParameter(
913            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
914    CHECK_EQ(err, OK);
915
916    def.nBufferSize = getFrameSize(colorFormat,
917            stride > 0? stride: -stride, sliceHeight);
918
919    CHECK_EQ(def.eDomain, OMX_PortDomainVideo);
920
921    video_def->nFrameWidth = width;
922    video_def->nFrameHeight = height;
923    video_def->nStride = stride;
924    video_def->nSliceHeight = sliceHeight;
925    video_def->xFramerate = (frameRate << 16);  // Q16 format
926    video_def->eCompressionFormat = OMX_VIDEO_CodingUnused;
927    video_def->eColorFormat = colorFormat;
928
929    err = mOMX->setParameter(
930            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
931    CHECK_EQ(err, OK);
932
933    //////////////////////// Output port /////////////////////////
934    CHECK_EQ(setVideoPortFormatType(
935            kPortIndexOutput, compressionFormat, OMX_COLOR_FormatUnused),
936            OK);
937    InitOMXParams(&def);
938    def.nPortIndex = kPortIndexOutput;
939
940    err = mOMX->getParameter(
941            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
942
943    CHECK_EQ(err, OK);
944    CHECK_EQ(def.eDomain, OMX_PortDomainVideo);
945
946    video_def->nFrameWidth = width;
947    video_def->nFrameHeight = height;
948    video_def->xFramerate = 0;      // No need for output port
949    video_def->nBitrate = bitRate;  // Q16 format
950    video_def->eCompressionFormat = compressionFormat;
951    video_def->eColorFormat = OMX_COLOR_FormatUnused;
952    if (mQuirks & kRequiresLargerEncoderOutputBuffer) {
953        // Increases the output buffer size
954        def.nBufferSize = ((def.nBufferSize * 3) >> 1);
955    }
956
957    err = mOMX->setParameter(
958            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
959    CHECK_EQ(err, OK);
960
961    /////////////////// Codec-specific ////////////////////////
962    switch (compressionFormat) {
963        case OMX_VIDEO_CodingMPEG4:
964        {
965            CHECK_EQ(setupMPEG4EncoderParameters(meta), OK);
966            break;
967        }
968
969        case OMX_VIDEO_CodingH263:
970            CHECK_EQ(setupH263EncoderParameters(meta), OK);
971            break;
972
973        case OMX_VIDEO_CodingAVC:
974        {
975            CHECK_EQ(setupAVCEncoderParameters(meta), OK);
976            break;
977        }
978
979        default:
980            CHECK(!"Support for this compressionFormat to be implemented.");
981            break;
982    }
983}
984
985static OMX_U32 setPFramesSpacing(int32_t iFramesInterval, int32_t frameRate) {
986    if (iFramesInterval < 0) {
987        return 0xFFFFFFFF;
988    } else if (iFramesInterval == 0) {
989        return 0;
990    }
991    OMX_U32 ret = frameRate * iFramesInterval;
992    CHECK(ret > 1);
993    return ret;
994}
995
996status_t OMXCodec::setupErrorCorrectionParameters() {
997    OMX_VIDEO_PARAM_ERRORCORRECTIONTYPE errorCorrectionType;
998    InitOMXParams(&errorCorrectionType);
999    errorCorrectionType.nPortIndex = kPortIndexOutput;
1000
1001    status_t err = mOMX->getParameter(
1002            mNode, OMX_IndexParamVideoErrorCorrection,
1003            &errorCorrectionType, sizeof(errorCorrectionType));
1004    if (err != OK) {
1005        LOGW("Error correction param query is not supported");
1006        return OK;  // Optional feature. Ignore this failure
1007    }
1008
1009    errorCorrectionType.bEnableHEC = OMX_FALSE;
1010    errorCorrectionType.bEnableResync = OMX_TRUE;
1011    errorCorrectionType.nResynchMarkerSpacing = 256;
1012    errorCorrectionType.bEnableDataPartitioning = OMX_FALSE;
1013    errorCorrectionType.bEnableRVLC = OMX_FALSE;
1014
1015    err = mOMX->setParameter(
1016            mNode, OMX_IndexParamVideoErrorCorrection,
1017            &errorCorrectionType, sizeof(errorCorrectionType));
1018    if (err != OK) {
1019        LOGW("Error correction param configuration is not supported");
1020    }
1021
1022    // Optional feature. Ignore the failure.
1023    return OK;
1024}
1025
1026status_t OMXCodec::setupBitRate(int32_t bitRate) {
1027    OMX_VIDEO_PARAM_BITRATETYPE bitrateType;
1028    InitOMXParams(&bitrateType);
1029    bitrateType.nPortIndex = kPortIndexOutput;
1030
1031    status_t err = mOMX->getParameter(
1032            mNode, OMX_IndexParamVideoBitrate,
1033            &bitrateType, sizeof(bitrateType));
1034    CHECK_EQ(err, OK);
1035
1036    bitrateType.eControlRate = OMX_Video_ControlRateVariable;
1037    bitrateType.nTargetBitrate = bitRate;
1038
1039    err = mOMX->setParameter(
1040            mNode, OMX_IndexParamVideoBitrate,
1041            &bitrateType, sizeof(bitrateType));
1042    CHECK_EQ(err, OK);
1043    return OK;
1044}
1045
1046status_t OMXCodec::getVideoProfileLevel(
1047        const sp<MetaData>& meta,
1048        const CodecProfileLevel& defaultProfileLevel,
1049        CodecProfileLevel &profileLevel) {
1050    CODEC_LOGV("Default profile: %ld, level %ld",
1051            defaultProfileLevel.mProfile, defaultProfileLevel.mLevel);
1052
1053    // Are the default profile and level overwriten?
1054    int32_t profile, level;
1055    if (!meta->findInt32(kKeyVideoProfile, &profile)) {
1056        profile = defaultProfileLevel.mProfile;
1057    }
1058    if (!meta->findInt32(kKeyVideoLevel, &level)) {
1059        level = defaultProfileLevel.mLevel;
1060    }
1061    CODEC_LOGV("Target profile: %d, level: %d", profile, level);
1062
1063    // Are the target profile and level supported by the encoder?
1064    OMX_VIDEO_PARAM_PROFILELEVELTYPE param;
1065    InitOMXParams(&param);
1066    param.nPortIndex = kPortIndexOutput;
1067    for (param.nProfileIndex = 0;; ++param.nProfileIndex) {
1068        status_t err = mOMX->getParameter(
1069                mNode, OMX_IndexParamVideoProfileLevelQuerySupported,
1070                &param, sizeof(param));
1071
1072        if (err != OK) break;
1073
1074        int32_t supportedProfile = static_cast<int32_t>(param.eProfile);
1075        int32_t supportedLevel = static_cast<int32_t>(param.eLevel);
1076        CODEC_LOGV("Supported profile: %d, level %d",
1077            supportedProfile, supportedLevel);
1078
1079        if (profile == supportedProfile &&
1080            level <= supportedLevel) {
1081            // We can further check whether the level is a valid
1082            // value; but we will leave that to the omx encoder component
1083            // via OMX_SetParameter call.
1084            profileLevel.mProfile = profile;
1085            profileLevel.mLevel = level;
1086            return OK;
1087        }
1088    }
1089
1090    CODEC_LOGE("Target profile (%d) and level (%d) is not supported",
1091            profile, level);
1092    return BAD_VALUE;
1093}
1094
1095status_t OMXCodec::setupH263EncoderParameters(const sp<MetaData>& meta) {
1096    int32_t iFramesInterval, frameRate, bitRate;
1097    bool success = meta->findInt32(kKeyBitRate, &bitRate);
1098    success = success && meta->findInt32(kKeySampleRate, &frameRate);
1099    success = success && meta->findInt32(kKeyIFramesInterval, &iFramesInterval);
1100    CHECK(success);
1101    OMX_VIDEO_PARAM_H263TYPE h263type;
1102    InitOMXParams(&h263type);
1103    h263type.nPortIndex = kPortIndexOutput;
1104
1105    status_t err = mOMX->getParameter(
1106            mNode, OMX_IndexParamVideoH263, &h263type, sizeof(h263type));
1107    CHECK_EQ(err, OK);
1108
1109    h263type.nAllowedPictureTypes =
1110        OMX_VIDEO_PictureTypeI | OMX_VIDEO_PictureTypeP;
1111
1112    h263type.nPFrames = setPFramesSpacing(iFramesInterval, frameRate);
1113    if (h263type.nPFrames == 0) {
1114        h263type.nAllowedPictureTypes = OMX_VIDEO_PictureTypeI;
1115    }
1116    h263type.nBFrames = 0;
1117
1118    // Check profile and level parameters
1119    CodecProfileLevel defaultProfileLevel, profileLevel;
1120    defaultProfileLevel.mProfile = h263type.eProfile;
1121    defaultProfileLevel.mLevel = h263type.eLevel;
1122    err = getVideoProfileLevel(meta, defaultProfileLevel, profileLevel);
1123    if (err != OK) return err;
1124    h263type.eProfile = static_cast<OMX_VIDEO_H263PROFILETYPE>(profileLevel.mProfile);
1125    h263type.eLevel = static_cast<OMX_VIDEO_H263LEVELTYPE>(profileLevel.mLevel);
1126
1127    h263type.bPLUSPTYPEAllowed = OMX_FALSE;
1128    h263type.bForceRoundingTypeToZero = OMX_FALSE;
1129    h263type.nPictureHeaderRepetition = 0;
1130    h263type.nGOBHeaderInterval = 0;
1131
1132    err = mOMX->setParameter(
1133            mNode, OMX_IndexParamVideoH263, &h263type, sizeof(h263type));
1134    CHECK_EQ(err, OK);
1135
1136    CHECK_EQ(setupBitRate(bitRate), OK);
1137    CHECK_EQ(setupErrorCorrectionParameters(), OK);
1138
1139    return OK;
1140}
1141
1142status_t OMXCodec::setupMPEG4EncoderParameters(const sp<MetaData>& meta) {
1143    int32_t iFramesInterval, frameRate, bitRate;
1144    bool success = meta->findInt32(kKeyBitRate, &bitRate);
1145    success = success && meta->findInt32(kKeySampleRate, &frameRate);
1146    success = success && meta->findInt32(kKeyIFramesInterval, &iFramesInterval);
1147    CHECK(success);
1148    OMX_VIDEO_PARAM_MPEG4TYPE mpeg4type;
1149    InitOMXParams(&mpeg4type);
1150    mpeg4type.nPortIndex = kPortIndexOutput;
1151
1152    status_t err = mOMX->getParameter(
1153            mNode, OMX_IndexParamVideoMpeg4, &mpeg4type, sizeof(mpeg4type));
1154    CHECK_EQ(err, OK);
1155
1156    mpeg4type.nSliceHeaderSpacing = 0;
1157    mpeg4type.bSVH = OMX_FALSE;
1158    mpeg4type.bGov = OMX_FALSE;
1159
1160    mpeg4type.nAllowedPictureTypes =
1161        OMX_VIDEO_PictureTypeI | OMX_VIDEO_PictureTypeP;
1162
1163    mpeg4type.nPFrames = setPFramesSpacing(iFramesInterval, frameRate);
1164    if (mpeg4type.nPFrames == 0) {
1165        mpeg4type.nAllowedPictureTypes = OMX_VIDEO_PictureTypeI;
1166    }
1167    mpeg4type.nBFrames = 0;
1168    mpeg4type.nIDCVLCThreshold = 0;
1169    mpeg4type.bACPred = OMX_TRUE;
1170    mpeg4type.nMaxPacketSize = 256;
1171    mpeg4type.nTimeIncRes = 1000;
1172    mpeg4type.nHeaderExtension = 0;
1173    mpeg4type.bReversibleVLC = OMX_FALSE;
1174
1175    // Check profile and level parameters
1176    CodecProfileLevel defaultProfileLevel, profileLevel;
1177    defaultProfileLevel.mProfile = mpeg4type.eProfile;
1178    defaultProfileLevel.mLevel = mpeg4type.eLevel;
1179    err = getVideoProfileLevel(meta, defaultProfileLevel, profileLevel);
1180    if (err != OK) return err;
1181    mpeg4type.eProfile = static_cast<OMX_VIDEO_MPEG4PROFILETYPE>(profileLevel.mProfile);
1182    mpeg4type.eLevel = static_cast<OMX_VIDEO_MPEG4LEVELTYPE>(profileLevel.mLevel);
1183
1184    err = mOMX->setParameter(
1185            mNode, OMX_IndexParamVideoMpeg4, &mpeg4type, sizeof(mpeg4type));
1186    CHECK_EQ(err, OK);
1187
1188    CHECK_EQ(setupBitRate(bitRate), OK);
1189    CHECK_EQ(setupErrorCorrectionParameters(), OK);
1190
1191    return OK;
1192}
1193
1194status_t OMXCodec::setupAVCEncoderParameters(const sp<MetaData>& meta) {
1195    int32_t iFramesInterval, frameRate, bitRate;
1196    bool success = meta->findInt32(kKeyBitRate, &bitRate);
1197    success = success && meta->findInt32(kKeySampleRate, &frameRate);
1198    success = success && meta->findInt32(kKeyIFramesInterval, &iFramesInterval);
1199    CHECK(success);
1200
1201    OMX_VIDEO_PARAM_AVCTYPE h264type;
1202    InitOMXParams(&h264type);
1203    h264type.nPortIndex = kPortIndexOutput;
1204
1205    status_t err = mOMX->getParameter(
1206            mNode, OMX_IndexParamVideoAvc, &h264type, sizeof(h264type));
1207    CHECK_EQ(err, OK);
1208
1209    h264type.nAllowedPictureTypes =
1210        OMX_VIDEO_PictureTypeI | OMX_VIDEO_PictureTypeP;
1211
1212    h264type.nSliceHeaderSpacing = 0;
1213    h264type.nBFrames = 0;   // No B frames support yet
1214    h264type.nPFrames = setPFramesSpacing(iFramesInterval, frameRate);
1215    if (h264type.nPFrames == 0) {
1216        h264type.nAllowedPictureTypes = OMX_VIDEO_PictureTypeI;
1217    }
1218
1219    // Check profile and level parameters
1220    CodecProfileLevel defaultProfileLevel, profileLevel;
1221    defaultProfileLevel.mProfile = h264type.eProfile;
1222    defaultProfileLevel.mLevel = h264type.eLevel;
1223    err = getVideoProfileLevel(meta, defaultProfileLevel, profileLevel);
1224    if (err != OK) return err;
1225    h264type.eProfile = static_cast<OMX_VIDEO_AVCPROFILETYPE>(profileLevel.mProfile);
1226    h264type.eLevel = static_cast<OMX_VIDEO_AVCLEVELTYPE>(profileLevel.mLevel);
1227
1228    if (h264type.eProfile == OMX_VIDEO_AVCProfileBaseline) {
1229        h264type.bUseHadamard = OMX_TRUE;
1230        h264type.nRefFrames = 1;
1231        h264type.nRefIdx10ActiveMinus1 = 0;
1232        h264type.nRefIdx11ActiveMinus1 = 0;
1233        h264type.bEntropyCodingCABAC = OMX_FALSE;
1234        h264type.bWeightedPPrediction = OMX_FALSE;
1235        h264type.bconstIpred = OMX_FALSE;
1236        h264type.bDirect8x8Inference = OMX_FALSE;
1237        h264type.bDirectSpatialTemporal = OMX_FALSE;
1238        h264type.nCabacInitIdc = 0;
1239    }
1240
1241    if (h264type.nBFrames != 0) {
1242        h264type.nAllowedPictureTypes |= OMX_VIDEO_PictureTypeB;
1243    }
1244
1245    h264type.bEnableUEP = OMX_FALSE;
1246    h264type.bEnableFMO = OMX_FALSE;
1247    h264type.bEnableASO = OMX_FALSE;
1248    h264type.bEnableRS = OMX_FALSE;
1249    h264type.bFrameMBsOnly = OMX_TRUE;
1250    h264type.bMBAFF = OMX_FALSE;
1251    h264type.eLoopFilterMode = OMX_VIDEO_AVCLoopFilterEnable;
1252
1253    if (!strcasecmp("OMX.Nvidia.h264.encoder", mComponentName)) {
1254        h264type.eLevel = OMX_VIDEO_AVCLevelMax;
1255    }
1256
1257    err = mOMX->setParameter(
1258            mNode, OMX_IndexParamVideoAvc, &h264type, sizeof(h264type));
1259    CHECK_EQ(err, OK);
1260
1261    CHECK_EQ(setupBitRate(bitRate), OK);
1262
1263    return OK;
1264}
1265
1266status_t OMXCodec::setVideoOutputFormat(
1267        const char *mime, OMX_U32 width, OMX_U32 height) {
1268    CODEC_LOGV("setVideoOutputFormat width=%ld, height=%ld", width, height);
1269
1270    OMX_VIDEO_CODINGTYPE compressionFormat = OMX_VIDEO_CodingUnused;
1271    if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_AVC, mime)) {
1272        compressionFormat = OMX_VIDEO_CodingAVC;
1273    } else if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_MPEG4, mime)) {
1274        compressionFormat = OMX_VIDEO_CodingMPEG4;
1275    } else if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_H263, mime)) {
1276        compressionFormat = OMX_VIDEO_CodingH263;
1277    } else {
1278        LOGE("Not a supported video mime type: %s", mime);
1279        CHECK(!"Should not be here. Not a supported video mime type.");
1280    }
1281
1282    status_t err = setVideoPortFormatType(
1283            kPortIndexInput, compressionFormat, OMX_COLOR_FormatUnused);
1284
1285    if (err != OK) {
1286        return err;
1287    }
1288
1289#if 1
1290    {
1291        OMX_VIDEO_PARAM_PORTFORMATTYPE format;
1292        InitOMXParams(&format);
1293        format.nPortIndex = kPortIndexOutput;
1294        format.nIndex = 0;
1295
1296        status_t err = mOMX->getParameter(
1297                mNode, OMX_IndexParamVideoPortFormat,
1298                &format, sizeof(format));
1299        CHECK_EQ(err, OK);
1300        CHECK_EQ(format.eCompressionFormat, OMX_VIDEO_CodingUnused);
1301
1302        static const int OMX_QCOM_COLOR_FormatYVU420SemiPlanar = 0x7FA30C00;
1303
1304        CHECK(format.eColorFormat == OMX_COLOR_FormatYUV420Planar
1305               || format.eColorFormat == OMX_COLOR_FormatYUV420SemiPlanar
1306               || format.eColorFormat == OMX_COLOR_FormatCbYCrY
1307               || format.eColorFormat == OMX_QCOM_COLOR_FormatYVU420SemiPlanar);
1308
1309        err = mOMX->setParameter(
1310                mNode, OMX_IndexParamVideoPortFormat,
1311                &format, sizeof(format));
1312
1313        if (err != OK) {
1314            return err;
1315        }
1316    }
1317#endif
1318
1319    OMX_PARAM_PORTDEFINITIONTYPE def;
1320    InitOMXParams(&def);
1321    def.nPortIndex = kPortIndexInput;
1322
1323    OMX_VIDEO_PORTDEFINITIONTYPE *video_def = &def.format.video;
1324
1325    err = mOMX->getParameter(
1326            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1327
1328    CHECK_EQ(err, OK);
1329
1330#if 1
1331    // XXX Need a (much) better heuristic to compute input buffer sizes.
1332    const size_t X = 64 * 1024;
1333    if (def.nBufferSize < X) {
1334        def.nBufferSize = X;
1335    }
1336#endif
1337
1338    CHECK_EQ(def.eDomain, OMX_PortDomainVideo);
1339
1340    video_def->nFrameWidth = width;
1341    video_def->nFrameHeight = height;
1342
1343    video_def->eCompressionFormat = compressionFormat;
1344    video_def->eColorFormat = OMX_COLOR_FormatUnused;
1345
1346    err = mOMX->setParameter(
1347            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1348
1349    if (err != OK) {
1350        return err;
1351    }
1352
1353    ////////////////////////////////////////////////////////////////////////////
1354
1355    InitOMXParams(&def);
1356    def.nPortIndex = kPortIndexOutput;
1357
1358    err = mOMX->getParameter(
1359            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1360    CHECK_EQ(err, OK);
1361    CHECK_EQ(def.eDomain, OMX_PortDomainVideo);
1362
1363#if 0
1364    def.nBufferSize =
1365        (((width + 15) & -16) * ((height + 15) & -16) * 3) / 2;  // YUV420
1366#endif
1367
1368    video_def->nFrameWidth = width;
1369    video_def->nFrameHeight = height;
1370
1371    err = mOMX->setParameter(
1372            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1373
1374    return err;
1375}
1376
1377OMXCodec::OMXCodec(
1378        const sp<IOMX> &omx, IOMX::node_id node, uint32_t quirks,
1379        bool isEncoder,
1380        const char *mime,
1381        const char *componentName,
1382        const sp<MediaSource> &source)
1383    : mOMX(omx),
1384      mOMXLivesLocally(omx->livesLocally(getpid())),
1385      mNode(node),
1386      mQuirks(quirks),
1387      mIsEncoder(isEncoder),
1388      mMIME(strdup(mime)),
1389      mComponentName(strdup(componentName)),
1390      mSource(source),
1391      mCodecSpecificDataIndex(0),
1392      mState(LOADED),
1393      mInitialBufferSubmit(true),
1394      mSignalledEOS(false),
1395      mNoMoreOutputData(false),
1396      mOutputPortSettingsHaveChanged(false),
1397      mSeekTimeUs(-1),
1398      mSeekMode(ReadOptions::SEEK_CLOSEST_SYNC),
1399      mTargetTimeUs(-1),
1400      mSkipTimeUs(-1),
1401      mLeftOverBuffer(NULL),
1402      mPaused(false) {
1403    mPortStatus[kPortIndexInput] = ENABLED;
1404    mPortStatus[kPortIndexOutput] = ENABLED;
1405
1406    setComponentRole();
1407}
1408
1409// static
1410void OMXCodec::setComponentRole(
1411        const sp<IOMX> &omx, IOMX::node_id node, bool isEncoder,
1412        const char *mime) {
1413    struct MimeToRole {
1414        const char *mime;
1415        const char *decoderRole;
1416        const char *encoderRole;
1417    };
1418
1419    static const MimeToRole kMimeToRole[] = {
1420        { MEDIA_MIMETYPE_AUDIO_MPEG,
1421            "audio_decoder.mp3", "audio_encoder.mp3" },
1422        { MEDIA_MIMETYPE_AUDIO_AMR_NB,
1423            "audio_decoder.amrnb", "audio_encoder.amrnb" },
1424        { MEDIA_MIMETYPE_AUDIO_AMR_WB,
1425            "audio_decoder.amrwb", "audio_encoder.amrwb" },
1426        { MEDIA_MIMETYPE_AUDIO_AAC,
1427            "audio_decoder.aac", "audio_encoder.aac" },
1428        { MEDIA_MIMETYPE_VIDEO_AVC,
1429            "video_decoder.avc", "video_encoder.avc" },
1430        { MEDIA_MIMETYPE_VIDEO_MPEG4,
1431            "video_decoder.mpeg4", "video_encoder.mpeg4" },
1432        { MEDIA_MIMETYPE_VIDEO_H263,
1433            "video_decoder.h263", "video_encoder.h263" },
1434    };
1435
1436    static const size_t kNumMimeToRole =
1437        sizeof(kMimeToRole) / sizeof(kMimeToRole[0]);
1438
1439    size_t i;
1440    for (i = 0; i < kNumMimeToRole; ++i) {
1441        if (!strcasecmp(mime, kMimeToRole[i].mime)) {
1442            break;
1443        }
1444    }
1445
1446    if (i == kNumMimeToRole) {
1447        return;
1448    }
1449
1450    const char *role =
1451        isEncoder ? kMimeToRole[i].encoderRole
1452                  : kMimeToRole[i].decoderRole;
1453
1454    if (role != NULL) {
1455        OMX_PARAM_COMPONENTROLETYPE roleParams;
1456        InitOMXParams(&roleParams);
1457
1458        strncpy((char *)roleParams.cRole,
1459                role, OMX_MAX_STRINGNAME_SIZE - 1);
1460
1461        roleParams.cRole[OMX_MAX_STRINGNAME_SIZE - 1] = '\0';
1462
1463        status_t err = omx->setParameter(
1464                node, OMX_IndexParamStandardComponentRole,
1465                &roleParams, sizeof(roleParams));
1466
1467        if (err != OK) {
1468            LOGW("Failed to set standard component role '%s'.", role);
1469        }
1470    }
1471}
1472
1473void OMXCodec::setComponentRole() {
1474    setComponentRole(mOMX, mNode, mIsEncoder, mMIME);
1475}
1476
1477OMXCodec::~OMXCodec() {
1478    mSource.clear();
1479
1480    CHECK(mState == LOADED || mState == ERROR);
1481
1482    status_t err = mOMX->freeNode(mNode);
1483    CHECK_EQ(err, OK);
1484
1485    mNode = NULL;
1486    setState(DEAD);
1487
1488    clearCodecSpecificData();
1489
1490    free(mComponentName);
1491    mComponentName = NULL;
1492
1493    free(mMIME);
1494    mMIME = NULL;
1495}
1496
1497status_t OMXCodec::init() {
1498    // mLock is held.
1499
1500    CHECK_EQ(mState, LOADED);
1501
1502    status_t err;
1503    if (!(mQuirks & kRequiresLoadedToIdleAfterAllocation)) {
1504        err = mOMX->sendCommand(mNode, OMX_CommandStateSet, OMX_StateIdle);
1505        CHECK_EQ(err, OK);
1506        setState(LOADED_TO_IDLE);
1507    }
1508
1509    err = allocateBuffers();
1510    CHECK_EQ(err, OK);
1511
1512    if (mQuirks & kRequiresLoadedToIdleAfterAllocation) {
1513        err = mOMX->sendCommand(mNode, OMX_CommandStateSet, OMX_StateIdle);
1514        CHECK_EQ(err, OK);
1515
1516        setState(LOADED_TO_IDLE);
1517    }
1518
1519    while (mState != EXECUTING && mState != ERROR) {
1520        mAsyncCompletion.wait(mLock);
1521    }
1522
1523    return mState == ERROR ? UNKNOWN_ERROR : OK;
1524}
1525
1526// static
1527bool OMXCodec::isIntermediateState(State state) {
1528    return state == LOADED_TO_IDLE
1529        || state == IDLE_TO_EXECUTING
1530        || state == EXECUTING_TO_IDLE
1531        || state == IDLE_TO_LOADED
1532        || state == RECONFIGURING;
1533}
1534
1535status_t OMXCodec::allocateBuffers() {
1536    status_t err = allocateBuffersOnPort(kPortIndexInput);
1537
1538    if (err != OK) {
1539        return err;
1540    }
1541
1542    return allocateBuffersOnPort(kPortIndexOutput);
1543}
1544
1545status_t OMXCodec::allocateBuffersOnPort(OMX_U32 portIndex) {
1546    OMX_PARAM_PORTDEFINITIONTYPE def;
1547    InitOMXParams(&def);
1548    def.nPortIndex = portIndex;
1549
1550    status_t err = mOMX->getParameter(
1551            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1552
1553    if (err != OK) {
1554        return err;
1555    }
1556
1557    CODEC_LOGI("allocating %lu buffers of size %lu on %s port",
1558            def.nBufferCountActual, def.nBufferSize,
1559            portIndex == kPortIndexInput ? "input" : "output");
1560
1561    size_t totalSize = def.nBufferCountActual * def.nBufferSize;
1562    mDealer[portIndex] = new MemoryDealer(totalSize, "OMXCodec");
1563
1564    for (OMX_U32 i = 0; i < def.nBufferCountActual; ++i) {
1565        sp<IMemory> mem = mDealer[portIndex]->allocate(def.nBufferSize);
1566        CHECK(mem.get() != NULL);
1567
1568        BufferInfo info;
1569        info.mData = NULL;
1570        info.mSize = def.nBufferSize;
1571
1572        IOMX::buffer_id buffer;
1573        if (portIndex == kPortIndexInput
1574                && (mQuirks & kRequiresAllocateBufferOnInputPorts)) {
1575            if (mOMXLivesLocally) {
1576                mem.clear();
1577
1578                err = mOMX->allocateBuffer(
1579                        mNode, portIndex, def.nBufferSize, &buffer,
1580                        &info.mData);
1581            } else {
1582                err = mOMX->allocateBufferWithBackup(
1583                        mNode, portIndex, mem, &buffer);
1584            }
1585        } else if (portIndex == kPortIndexOutput
1586                && (mQuirks & kRequiresAllocateBufferOnOutputPorts)) {
1587            if (mOMXLivesLocally) {
1588                mem.clear();
1589
1590                err = mOMX->allocateBuffer(
1591                        mNode, portIndex, def.nBufferSize, &buffer,
1592                        &info.mData);
1593            } else {
1594                err = mOMX->allocateBufferWithBackup(
1595                        mNode, portIndex, mem, &buffer);
1596            }
1597        } else {
1598            err = mOMX->useBuffer(mNode, portIndex, mem, &buffer);
1599        }
1600
1601        if (err != OK) {
1602            LOGE("allocate_buffer_with_backup failed");
1603            return err;
1604        }
1605
1606        if (mem != NULL) {
1607            info.mData = mem->pointer();
1608        }
1609
1610        info.mBuffer = buffer;
1611        info.mOwnedByComponent = false;
1612        info.mMem = mem;
1613        info.mMediaBuffer = NULL;
1614
1615        if (portIndex == kPortIndexOutput) {
1616            if (!(mOMXLivesLocally
1617                        && (mQuirks & kRequiresAllocateBufferOnOutputPorts)
1618                        && (mQuirks & kDefersOutputBufferAllocation))) {
1619                // If the node does not fill in the buffer ptr at this time,
1620                // we will defer creating the MediaBuffer until receiving
1621                // the first FILL_BUFFER_DONE notification instead.
1622                info.mMediaBuffer = new MediaBuffer(info.mData, info.mSize);
1623                info.mMediaBuffer->setObserver(this);
1624            }
1625        }
1626
1627        mPortBuffers[portIndex].push(info);
1628
1629        CODEC_LOGV("allocated buffer %p on %s port", buffer,
1630             portIndex == kPortIndexInput ? "input" : "output");
1631    }
1632
1633    // dumpPortStatus(portIndex);
1634
1635    return OK;
1636}
1637
1638void OMXCodec::on_message(const omx_message &msg) {
1639    Mutex::Autolock autoLock(mLock);
1640
1641    switch (msg.type) {
1642        case omx_message::EVENT:
1643        {
1644            onEvent(
1645                 msg.u.event_data.event, msg.u.event_data.data1,
1646                 msg.u.event_data.data2);
1647
1648            break;
1649        }
1650
1651        case omx_message::EMPTY_BUFFER_DONE:
1652        {
1653            IOMX::buffer_id buffer = msg.u.extended_buffer_data.buffer;
1654
1655            CODEC_LOGV("EMPTY_BUFFER_DONE(buffer: %p)", buffer);
1656
1657            Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexInput];
1658            size_t i = 0;
1659            while (i < buffers->size() && (*buffers)[i].mBuffer != buffer) {
1660                ++i;
1661            }
1662
1663            CHECK(i < buffers->size());
1664            if (!(*buffers)[i].mOwnedByComponent) {
1665                LOGW("We already own input buffer %p, yet received "
1666                     "an EMPTY_BUFFER_DONE.", buffer);
1667            }
1668
1669            buffers->editItemAt(i).mOwnedByComponent = false;
1670
1671            if (mPortStatus[kPortIndexInput] == DISABLING) {
1672                CODEC_LOGV("Port is disabled, freeing buffer %p", buffer);
1673
1674                status_t err =
1675                    mOMX->freeBuffer(mNode, kPortIndexInput, buffer);
1676                CHECK_EQ(err, OK);
1677
1678                buffers->removeAt(i);
1679            } else if (mState != ERROR
1680                    && mPortStatus[kPortIndexInput] != SHUTTING_DOWN) {
1681                CHECK_EQ(mPortStatus[kPortIndexInput], ENABLED);
1682                drainInputBuffer(&buffers->editItemAt(i));
1683            }
1684            break;
1685        }
1686
1687        case omx_message::FILL_BUFFER_DONE:
1688        {
1689            IOMX::buffer_id buffer = msg.u.extended_buffer_data.buffer;
1690            OMX_U32 flags = msg.u.extended_buffer_data.flags;
1691
1692            CODEC_LOGV("FILL_BUFFER_DONE(buffer: %p, size: %ld, flags: 0x%08lx, timestamp: %lld us (%.2f secs))",
1693                 buffer,
1694                 msg.u.extended_buffer_data.range_length,
1695                 flags,
1696                 msg.u.extended_buffer_data.timestamp,
1697                 msg.u.extended_buffer_data.timestamp / 1E6);
1698
1699            Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexOutput];
1700            size_t i = 0;
1701            while (i < buffers->size() && (*buffers)[i].mBuffer != buffer) {
1702                ++i;
1703            }
1704
1705            CHECK(i < buffers->size());
1706            BufferInfo *info = &buffers->editItemAt(i);
1707
1708            if (!info->mOwnedByComponent) {
1709                LOGW("We already own output buffer %p, yet received "
1710                     "a FILL_BUFFER_DONE.", buffer);
1711            }
1712
1713            info->mOwnedByComponent = false;
1714
1715            if (mPortStatus[kPortIndexOutput] == DISABLING) {
1716                CODEC_LOGV("Port is disabled, freeing buffer %p", buffer);
1717
1718                status_t err =
1719                    mOMX->freeBuffer(mNode, kPortIndexOutput, buffer);
1720                CHECK_EQ(err, OK);
1721
1722                buffers->removeAt(i);
1723#if 0
1724            } else if (mPortStatus[kPortIndexOutput] == ENABLED
1725                       && (flags & OMX_BUFFERFLAG_EOS)) {
1726                CODEC_LOGV("No more output data.");
1727                mNoMoreOutputData = true;
1728                mBufferFilled.signal();
1729#endif
1730            } else if (mPortStatus[kPortIndexOutput] != SHUTTING_DOWN) {
1731                CHECK_EQ(mPortStatus[kPortIndexOutput], ENABLED);
1732
1733                if (info->mMediaBuffer == NULL) {
1734                    CHECK(mOMXLivesLocally);
1735                    CHECK(mQuirks & kRequiresAllocateBufferOnOutputPorts);
1736                    CHECK(mQuirks & kDefersOutputBufferAllocation);
1737
1738                    // The qcom video decoders on Nexus don't actually allocate
1739                    // output buffer memory on a call to OMX_AllocateBuffer
1740                    // the "pBuffer" member of the OMX_BUFFERHEADERTYPE
1741                    // structure is only filled in later.
1742
1743                    info->mMediaBuffer = new MediaBuffer(
1744                            msg.u.extended_buffer_data.data_ptr,
1745                            info->mSize);
1746                    info->mMediaBuffer->setObserver(this);
1747                }
1748
1749                MediaBuffer *buffer = info->mMediaBuffer;
1750
1751                if (msg.u.extended_buffer_data.range_offset
1752                        + msg.u.extended_buffer_data.range_length
1753                            > buffer->size()) {
1754                    CODEC_LOGE(
1755                            "Codec lied about its buffer size requirements, "
1756                            "sending a buffer larger than the originally "
1757                            "advertised size in FILL_BUFFER_DONE!");
1758                }
1759                buffer->set_range(
1760                        msg.u.extended_buffer_data.range_offset,
1761                        msg.u.extended_buffer_data.range_length);
1762
1763                buffer->meta_data()->clear();
1764
1765                buffer->meta_data()->setInt64(
1766                        kKeyTime, msg.u.extended_buffer_data.timestamp);
1767
1768                if (msg.u.extended_buffer_data.flags & OMX_BUFFERFLAG_SYNCFRAME) {
1769                    buffer->meta_data()->setInt32(kKeyIsSyncFrame, true);
1770                }
1771                if (msg.u.extended_buffer_data.flags & OMX_BUFFERFLAG_CODECCONFIG) {
1772                    buffer->meta_data()->setInt32(kKeyIsCodecConfig, true);
1773                }
1774
1775                buffer->meta_data()->setPointer(
1776                        kKeyPlatformPrivate,
1777                        msg.u.extended_buffer_data.platform_private);
1778
1779                buffer->meta_data()->setPointer(
1780                        kKeyBufferID,
1781                        msg.u.extended_buffer_data.buffer);
1782
1783                if (msg.u.extended_buffer_data.flags & OMX_BUFFERFLAG_EOS) {
1784                    CODEC_LOGV("No more output data.");
1785                    mNoMoreOutputData = true;
1786                }
1787
1788                if (mTargetTimeUs >= 0) {
1789                    CHECK(msg.u.extended_buffer_data.timestamp <= mTargetTimeUs);
1790
1791                    if (msg.u.extended_buffer_data.timestamp < mTargetTimeUs) {
1792                        CODEC_LOGV(
1793                                "skipping output buffer at timestamp %lld us",
1794                                msg.u.extended_buffer_data.timestamp);
1795
1796                        fillOutputBuffer(info);
1797                        break;
1798                    }
1799
1800                    CODEC_LOGV(
1801                            "returning output buffer at target timestamp "
1802                            "%lld us",
1803                            msg.u.extended_buffer_data.timestamp);
1804
1805                    mTargetTimeUs = -1;
1806                }
1807
1808                mFilledBuffers.push_back(i);
1809                mBufferFilled.signal();
1810            }
1811
1812            break;
1813        }
1814
1815        default:
1816        {
1817            CHECK(!"should not be here.");
1818            break;
1819        }
1820    }
1821}
1822
1823void OMXCodec::onEvent(OMX_EVENTTYPE event, OMX_U32 data1, OMX_U32 data2) {
1824    switch (event) {
1825        case OMX_EventCmdComplete:
1826        {
1827            onCmdComplete((OMX_COMMANDTYPE)data1, data2);
1828            break;
1829        }
1830
1831        case OMX_EventError:
1832        {
1833            CODEC_LOGE("ERROR(0x%08lx, %ld)", data1, data2);
1834
1835            setState(ERROR);
1836            break;
1837        }
1838
1839        case OMX_EventPortSettingsChanged:
1840        {
1841            CODEC_LOGV("OMX_EventPortSettingsChanged(port=%ld, data2=0x%08lx)",
1842                       data1, data2);
1843
1844            if (data2 == 0 || data2 == OMX_IndexParamPortDefinition) {
1845                onPortSettingsChanged(data1);
1846            } else if (data1 == kPortIndexOutput
1847                    && data2 == OMX_IndexConfigCommonOutputCrop) {
1848
1849                OMX_CONFIG_RECTTYPE rect;
1850                rect.nPortIndex = kPortIndexOutput;
1851                InitOMXParams(&rect);
1852
1853                status_t err =
1854                         mOMX->getConfig(
1855                             mNode, OMX_IndexConfigCommonOutputCrop,
1856                             &rect, sizeof(rect));
1857
1858                if (err == OK) {
1859                    CODEC_LOGV(
1860                            "output crop (%ld, %ld, %ld, %ld)",
1861                            rect.nLeft, rect.nTop, rect.nWidth, rect.nHeight);
1862                } else {
1863                    CODEC_LOGE("getConfig(OMX_IndexConfigCommonOutputCrop) "
1864                               "returned error 0x%08x", err);
1865                }
1866            }
1867            break;
1868        }
1869
1870#if 0
1871        case OMX_EventBufferFlag:
1872        {
1873            CODEC_LOGV("EVENT_BUFFER_FLAG(%ld)", data1);
1874
1875            if (data1 == kPortIndexOutput) {
1876                mNoMoreOutputData = true;
1877            }
1878            break;
1879        }
1880#endif
1881
1882        default:
1883        {
1884            CODEC_LOGV("EVENT(%d, %ld, %ld)", event, data1, data2);
1885            break;
1886        }
1887    }
1888}
1889
1890// Has the format changed in any way that the client would have to be aware of?
1891static bool formatHasNotablyChanged(
1892        const sp<MetaData> &from, const sp<MetaData> &to) {
1893    if (from.get() == NULL && to.get() == NULL) {
1894        return false;
1895    }
1896
1897    if ((from.get() == NULL && to.get() != NULL)
1898        || (from.get() != NULL && to.get() == NULL)) {
1899        return true;
1900    }
1901
1902    const char *mime_from, *mime_to;
1903    CHECK(from->findCString(kKeyMIMEType, &mime_from));
1904    CHECK(to->findCString(kKeyMIMEType, &mime_to));
1905
1906    if (strcasecmp(mime_from, mime_to)) {
1907        return true;
1908    }
1909
1910    if (!strcasecmp(mime_from, MEDIA_MIMETYPE_VIDEO_RAW)) {
1911        int32_t colorFormat_from, colorFormat_to;
1912        CHECK(from->findInt32(kKeyColorFormat, &colorFormat_from));
1913        CHECK(to->findInt32(kKeyColorFormat, &colorFormat_to));
1914
1915        if (colorFormat_from != colorFormat_to) {
1916            return true;
1917        }
1918
1919        int32_t width_from, width_to;
1920        CHECK(from->findInt32(kKeyWidth, &width_from));
1921        CHECK(to->findInt32(kKeyWidth, &width_to));
1922
1923        if (width_from != width_to) {
1924            return true;
1925        }
1926
1927        int32_t height_from, height_to;
1928        CHECK(from->findInt32(kKeyHeight, &height_from));
1929        CHECK(to->findInt32(kKeyHeight, &height_to));
1930
1931        if (height_from != height_to) {
1932            return true;
1933        }
1934    } else if (!strcasecmp(mime_from, MEDIA_MIMETYPE_AUDIO_RAW)) {
1935        int32_t numChannels_from, numChannels_to;
1936        CHECK(from->findInt32(kKeyChannelCount, &numChannels_from));
1937        CHECK(to->findInt32(kKeyChannelCount, &numChannels_to));
1938
1939        if (numChannels_from != numChannels_to) {
1940            return true;
1941        }
1942
1943        int32_t sampleRate_from, sampleRate_to;
1944        CHECK(from->findInt32(kKeySampleRate, &sampleRate_from));
1945        CHECK(to->findInt32(kKeySampleRate, &sampleRate_to));
1946
1947        if (sampleRate_from != sampleRate_to) {
1948            return true;
1949        }
1950    }
1951
1952    return false;
1953}
1954
1955void OMXCodec::onCmdComplete(OMX_COMMANDTYPE cmd, OMX_U32 data) {
1956    switch (cmd) {
1957        case OMX_CommandStateSet:
1958        {
1959            onStateChange((OMX_STATETYPE)data);
1960            break;
1961        }
1962
1963        case OMX_CommandPortDisable:
1964        {
1965            OMX_U32 portIndex = data;
1966            CODEC_LOGV("PORT_DISABLED(%ld)", portIndex);
1967
1968            CHECK(mState == EXECUTING || mState == RECONFIGURING);
1969            CHECK_EQ(mPortStatus[portIndex], DISABLING);
1970            CHECK_EQ(mPortBuffers[portIndex].size(), 0);
1971
1972            mPortStatus[portIndex] = DISABLED;
1973
1974            if (mState == RECONFIGURING) {
1975                CHECK_EQ(portIndex, kPortIndexOutput);
1976
1977                sp<MetaData> oldOutputFormat = mOutputFormat;
1978                initOutputFormat(mSource->getFormat());
1979
1980                // Don't notify clients if the output port settings change
1981                // wasn't of importance to them, i.e. it may be that just the
1982                // number of buffers has changed and nothing else.
1983                mOutputPortSettingsHaveChanged =
1984                    formatHasNotablyChanged(oldOutputFormat, mOutputFormat);
1985
1986                enablePortAsync(portIndex);
1987
1988                status_t err = allocateBuffersOnPort(portIndex);
1989                CHECK_EQ(err, OK);
1990            }
1991            break;
1992        }
1993
1994        case OMX_CommandPortEnable:
1995        {
1996            OMX_U32 portIndex = data;
1997            CODEC_LOGV("PORT_ENABLED(%ld)", portIndex);
1998
1999            CHECK(mState == EXECUTING || mState == RECONFIGURING);
2000            CHECK_EQ(mPortStatus[portIndex], ENABLING);
2001
2002            mPortStatus[portIndex] = ENABLED;
2003
2004            if (mState == RECONFIGURING) {
2005                CHECK_EQ(portIndex, kPortIndexOutput);
2006
2007                setState(EXECUTING);
2008
2009                fillOutputBuffers();
2010            }
2011            break;
2012        }
2013
2014        case OMX_CommandFlush:
2015        {
2016            OMX_U32 portIndex = data;
2017
2018            CODEC_LOGV("FLUSH_DONE(%ld)", portIndex);
2019
2020            CHECK_EQ(mPortStatus[portIndex], SHUTTING_DOWN);
2021            mPortStatus[portIndex] = ENABLED;
2022
2023            CHECK_EQ(countBuffersWeOwn(mPortBuffers[portIndex]),
2024                     mPortBuffers[portIndex].size());
2025
2026            if (mState == RECONFIGURING) {
2027                CHECK_EQ(portIndex, kPortIndexOutput);
2028
2029                disablePortAsync(portIndex);
2030            } else if (mState == EXECUTING_TO_IDLE) {
2031                if (mPortStatus[kPortIndexInput] == ENABLED
2032                    && mPortStatus[kPortIndexOutput] == ENABLED) {
2033                    CODEC_LOGV("Finished flushing both ports, now completing "
2034                         "transition from EXECUTING to IDLE.");
2035
2036                    mPortStatus[kPortIndexInput] = SHUTTING_DOWN;
2037                    mPortStatus[kPortIndexOutput] = SHUTTING_DOWN;
2038
2039                    status_t err =
2040                        mOMX->sendCommand(mNode, OMX_CommandStateSet, OMX_StateIdle);
2041                    CHECK_EQ(err, OK);
2042                }
2043            } else {
2044                // We're flushing both ports in preparation for seeking.
2045
2046                if (mPortStatus[kPortIndexInput] == ENABLED
2047                    && mPortStatus[kPortIndexOutput] == ENABLED) {
2048                    CODEC_LOGV("Finished flushing both ports, now continuing from"
2049                         " seek-time.");
2050
2051                    // We implicitly resume pulling on our upstream source.
2052                    mPaused = false;
2053
2054                    drainInputBuffers();
2055                    fillOutputBuffers();
2056                }
2057            }
2058
2059            break;
2060        }
2061
2062        default:
2063        {
2064            CODEC_LOGV("CMD_COMPLETE(%d, %ld)", cmd, data);
2065            break;
2066        }
2067    }
2068}
2069
2070void OMXCodec::onStateChange(OMX_STATETYPE newState) {
2071    CODEC_LOGV("onStateChange %d", newState);
2072
2073    switch (newState) {
2074        case OMX_StateIdle:
2075        {
2076            CODEC_LOGV("Now Idle.");
2077            if (mState == LOADED_TO_IDLE) {
2078                status_t err = mOMX->sendCommand(
2079                        mNode, OMX_CommandStateSet, OMX_StateExecuting);
2080
2081                CHECK_EQ(err, OK);
2082
2083                setState(IDLE_TO_EXECUTING);
2084            } else {
2085                CHECK_EQ(mState, EXECUTING_TO_IDLE);
2086
2087                CHECK_EQ(
2088                    countBuffersWeOwn(mPortBuffers[kPortIndexInput]),
2089                    mPortBuffers[kPortIndexInput].size());
2090
2091                CHECK_EQ(
2092                    countBuffersWeOwn(mPortBuffers[kPortIndexOutput]),
2093                    mPortBuffers[kPortIndexOutput].size());
2094
2095                status_t err = mOMX->sendCommand(
2096                        mNode, OMX_CommandStateSet, OMX_StateLoaded);
2097
2098                CHECK_EQ(err, OK);
2099
2100                err = freeBuffersOnPort(kPortIndexInput);
2101                CHECK_EQ(err, OK);
2102
2103                err = freeBuffersOnPort(kPortIndexOutput);
2104                CHECK_EQ(err, OK);
2105
2106                mPortStatus[kPortIndexInput] = ENABLED;
2107                mPortStatus[kPortIndexOutput] = ENABLED;
2108
2109                setState(IDLE_TO_LOADED);
2110            }
2111            break;
2112        }
2113
2114        case OMX_StateExecuting:
2115        {
2116            CHECK_EQ(mState, IDLE_TO_EXECUTING);
2117
2118            CODEC_LOGV("Now Executing.");
2119
2120            setState(EXECUTING);
2121
2122            // Buffers will be submitted to the component in the first
2123            // call to OMXCodec::read as mInitialBufferSubmit is true at
2124            // this point. This ensures that this on_message call returns,
2125            // releases the lock and ::init can notice the state change and
2126            // itself return.
2127            break;
2128        }
2129
2130        case OMX_StateLoaded:
2131        {
2132            CHECK_EQ(mState, IDLE_TO_LOADED);
2133
2134            CODEC_LOGV("Now Loaded.");
2135
2136            setState(LOADED);
2137            break;
2138        }
2139
2140        case OMX_StateInvalid:
2141        {
2142            setState(ERROR);
2143            break;
2144        }
2145
2146        default:
2147        {
2148            CHECK(!"should not be here.");
2149            break;
2150        }
2151    }
2152}
2153
2154// static
2155size_t OMXCodec::countBuffersWeOwn(const Vector<BufferInfo> &buffers) {
2156    size_t n = 0;
2157    for (size_t i = 0; i < buffers.size(); ++i) {
2158        if (!buffers[i].mOwnedByComponent) {
2159            ++n;
2160        }
2161    }
2162
2163    return n;
2164}
2165
2166status_t OMXCodec::freeBuffersOnPort(
2167        OMX_U32 portIndex, bool onlyThoseWeOwn) {
2168    Vector<BufferInfo> *buffers = &mPortBuffers[portIndex];
2169
2170    status_t stickyErr = OK;
2171
2172    for (size_t i = buffers->size(); i-- > 0;) {
2173        BufferInfo *info = &buffers->editItemAt(i);
2174
2175        if (onlyThoseWeOwn && info->mOwnedByComponent) {
2176            continue;
2177        }
2178
2179        CHECK_EQ(info->mOwnedByComponent, false);
2180
2181        CODEC_LOGV("freeing buffer %p on port %ld", info->mBuffer, portIndex);
2182
2183        status_t err =
2184            mOMX->freeBuffer(mNode, portIndex, info->mBuffer);
2185
2186        if (err != OK) {
2187            stickyErr = err;
2188        }
2189
2190        if (info->mMediaBuffer != NULL) {
2191            info->mMediaBuffer->setObserver(NULL);
2192
2193            // Make sure nobody but us owns this buffer at this point.
2194            CHECK_EQ(info->mMediaBuffer->refcount(), 0);
2195
2196            info->mMediaBuffer->release();
2197        }
2198
2199        buffers->removeAt(i);
2200    }
2201
2202    CHECK(onlyThoseWeOwn || buffers->isEmpty());
2203
2204    return stickyErr;
2205}
2206
2207void OMXCodec::onPortSettingsChanged(OMX_U32 portIndex) {
2208    CODEC_LOGV("PORT_SETTINGS_CHANGED(%ld)", portIndex);
2209
2210    CHECK_EQ(mState, EXECUTING);
2211    CHECK_EQ(portIndex, kPortIndexOutput);
2212    setState(RECONFIGURING);
2213
2214    if (mQuirks & kNeedsFlushBeforeDisable) {
2215        if (!flushPortAsync(portIndex)) {
2216            onCmdComplete(OMX_CommandFlush, portIndex);
2217        }
2218    } else {
2219        disablePortAsync(portIndex);
2220    }
2221}
2222
2223bool OMXCodec::flushPortAsync(OMX_U32 portIndex) {
2224    CHECK(mState == EXECUTING || mState == RECONFIGURING
2225            || mState == EXECUTING_TO_IDLE);
2226
2227    CODEC_LOGV("flushPortAsync(%ld): we own %d out of %d buffers already.",
2228         portIndex, countBuffersWeOwn(mPortBuffers[portIndex]),
2229         mPortBuffers[portIndex].size());
2230
2231    CHECK_EQ(mPortStatus[portIndex], ENABLED);
2232    mPortStatus[portIndex] = SHUTTING_DOWN;
2233
2234    if ((mQuirks & kRequiresFlushCompleteEmulation)
2235        && countBuffersWeOwn(mPortBuffers[portIndex])
2236                == mPortBuffers[portIndex].size()) {
2237        // No flush is necessary and this component fails to send a
2238        // flush-complete event in this case.
2239
2240        return false;
2241    }
2242
2243    status_t err =
2244        mOMX->sendCommand(mNode, OMX_CommandFlush, portIndex);
2245    CHECK_EQ(err, OK);
2246
2247    return true;
2248}
2249
2250void OMXCodec::disablePortAsync(OMX_U32 portIndex) {
2251    CHECK(mState == EXECUTING || mState == RECONFIGURING);
2252
2253    CHECK_EQ(mPortStatus[portIndex], ENABLED);
2254    mPortStatus[portIndex] = DISABLING;
2255
2256    CODEC_LOGV("sending OMX_CommandPortDisable(%ld)", portIndex);
2257    status_t err =
2258        mOMX->sendCommand(mNode, OMX_CommandPortDisable, portIndex);
2259    CHECK_EQ(err, OK);
2260
2261    freeBuffersOnPort(portIndex, true);
2262}
2263
2264void OMXCodec::enablePortAsync(OMX_U32 portIndex) {
2265    CHECK(mState == EXECUTING || mState == RECONFIGURING);
2266
2267    CHECK_EQ(mPortStatus[portIndex], DISABLED);
2268    mPortStatus[portIndex] = ENABLING;
2269
2270    status_t err =
2271        mOMX->sendCommand(mNode, OMX_CommandPortEnable, portIndex);
2272    CHECK_EQ(err, OK);
2273}
2274
2275void OMXCodec::fillOutputBuffers() {
2276    CHECK_EQ(mState, EXECUTING);
2277
2278    // This is a workaround for some decoders not properly reporting
2279    // end-of-output-stream. If we own all input buffers and also own
2280    // all output buffers and we already signalled end-of-input-stream,
2281    // the end-of-output-stream is implied.
2282    if (mSignalledEOS
2283            && countBuffersWeOwn(mPortBuffers[kPortIndexInput])
2284                == mPortBuffers[kPortIndexInput].size()
2285            && countBuffersWeOwn(mPortBuffers[kPortIndexOutput])
2286                == mPortBuffers[kPortIndexOutput].size()) {
2287        mNoMoreOutputData = true;
2288        mBufferFilled.signal();
2289
2290        return;
2291    }
2292
2293    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexOutput];
2294    for (size_t i = 0; i < buffers->size(); ++i) {
2295        fillOutputBuffer(&buffers->editItemAt(i));
2296    }
2297}
2298
2299void OMXCodec::drainInputBuffers() {
2300    CHECK(mState == EXECUTING || mState == RECONFIGURING);
2301
2302    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexInput];
2303    for (size_t i = 0; i < buffers->size(); ++i) {
2304        drainInputBuffer(&buffers->editItemAt(i));
2305    }
2306}
2307
2308void OMXCodec::drainInputBuffer(BufferInfo *info) {
2309    CHECK_EQ(info->mOwnedByComponent, false);
2310
2311    if (mSignalledEOS) {
2312        return;
2313    }
2314
2315    if (mCodecSpecificDataIndex < mCodecSpecificData.size()) {
2316        const CodecSpecificData *specific =
2317            mCodecSpecificData[mCodecSpecificDataIndex];
2318
2319        size_t size = specific->mSize;
2320
2321        if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_AVC, mMIME)
2322                && !(mQuirks & kWantsNALFragments)) {
2323            static const uint8_t kNALStartCode[4] =
2324                    { 0x00, 0x00, 0x00, 0x01 };
2325
2326            CHECK(info->mSize >= specific->mSize + 4);
2327
2328            size += 4;
2329
2330            memcpy(info->mData, kNALStartCode, 4);
2331            memcpy((uint8_t *)info->mData + 4,
2332                   specific->mData, specific->mSize);
2333        } else {
2334            CHECK(info->mSize >= specific->mSize);
2335            memcpy(info->mData, specific->mData, specific->mSize);
2336        }
2337
2338        mNoMoreOutputData = false;
2339
2340        CODEC_LOGV("calling emptyBuffer with codec specific data");
2341
2342        status_t err = mOMX->emptyBuffer(
2343                mNode, info->mBuffer, 0, size,
2344                OMX_BUFFERFLAG_ENDOFFRAME | OMX_BUFFERFLAG_CODECCONFIG,
2345                0);
2346        CHECK_EQ(err, OK);
2347
2348        info->mOwnedByComponent = true;
2349
2350        ++mCodecSpecificDataIndex;
2351        return;
2352    }
2353
2354    if (mPaused) {
2355        return;
2356    }
2357
2358    status_t err;
2359
2360    bool signalEOS = false;
2361    int64_t timestampUs = 0;
2362
2363    size_t offset = 0;
2364    int32_t n = 0;
2365    for (;;) {
2366        MediaBuffer *srcBuffer;
2367        MediaSource::ReadOptions options;
2368        if (mSkipTimeUs >= 0) {
2369            options.setSkipFrame(mSkipTimeUs);
2370        }
2371        if (mSeekTimeUs >= 0) {
2372            if (mLeftOverBuffer) {
2373                mLeftOverBuffer->release();
2374                mLeftOverBuffer = NULL;
2375            }
2376            options.setSeekTo(mSeekTimeUs, mSeekMode);
2377
2378            mSeekTimeUs = -1;
2379            mSeekMode = ReadOptions::SEEK_CLOSEST_SYNC;
2380            mBufferFilled.signal();
2381
2382            err = mSource->read(&srcBuffer, &options);
2383
2384            if (err == OK) {
2385                int64_t targetTimeUs;
2386                if (srcBuffer->meta_data()->findInt64(
2387                            kKeyTargetTime, &targetTimeUs)
2388                        && targetTimeUs >= 0) {
2389                    mTargetTimeUs = targetTimeUs;
2390                } else {
2391                    mTargetTimeUs = -1;
2392                }
2393            }
2394        } else if (mLeftOverBuffer) {
2395            srcBuffer = mLeftOverBuffer;
2396            mLeftOverBuffer = NULL;
2397
2398            err = OK;
2399        } else {
2400            err = mSource->read(&srcBuffer, &options);
2401        }
2402
2403        if (err != OK) {
2404            signalEOS = true;
2405            mFinalStatus = err;
2406            mSignalledEOS = true;
2407            break;
2408        }
2409
2410        size_t remainingBytes = info->mSize - offset;
2411
2412        if (srcBuffer->range_length() > remainingBytes) {
2413            if (offset == 0) {
2414                CODEC_LOGE(
2415                     "Codec's input buffers are too small to accomodate "
2416                     "buffer read from source (info->mSize = %d, srcLength = %d)",
2417                     info->mSize, srcBuffer->range_length());
2418
2419                srcBuffer->release();
2420                srcBuffer = NULL;
2421
2422                setState(ERROR);
2423                return;
2424            }
2425
2426            mLeftOverBuffer = srcBuffer;
2427            break;
2428        }
2429
2430        if (mIsEncoder && (mQuirks & kAvoidMemcopyInputRecordingFrames)) {
2431            CHECK(mOMXLivesLocally && offset == 0);
2432            OMX_BUFFERHEADERTYPE *header = (OMX_BUFFERHEADERTYPE *) info->mBuffer;
2433            header->pBuffer = (OMX_U8 *) srcBuffer->data() + srcBuffer->range_offset();
2434        } else {
2435            memcpy((uint8_t *)info->mData + offset,
2436                    (const uint8_t *)srcBuffer->data() + srcBuffer->range_offset(),
2437                    srcBuffer->range_length());
2438        }
2439
2440        int64_t lastBufferTimeUs;
2441        CHECK(srcBuffer->meta_data()->findInt64(kKeyTime, &lastBufferTimeUs));
2442        CHECK(lastBufferTimeUs >= 0);
2443
2444        if (offset == 0) {
2445            timestampUs = lastBufferTimeUs;
2446        }
2447
2448        offset += srcBuffer->range_length();
2449
2450        srcBuffer->release();
2451        srcBuffer = NULL;
2452
2453        ++n;
2454
2455        if (!(mQuirks & kSupportsMultipleFramesPerInputBuffer)) {
2456            break;
2457        }
2458
2459        int64_t coalescedDurationUs = lastBufferTimeUs - timestampUs;
2460
2461        if (coalescedDurationUs > 250000ll) {
2462            // Don't coalesce more than 250ms worth of encoded data at once.
2463            break;
2464        }
2465    }
2466
2467    if (n > 1) {
2468        LOGV("coalesced %d frames into one input buffer", n);
2469    }
2470
2471    OMX_U32 flags = OMX_BUFFERFLAG_ENDOFFRAME;
2472
2473    if (signalEOS) {
2474        flags |= OMX_BUFFERFLAG_EOS;
2475    } else {
2476        mNoMoreOutputData = false;
2477    }
2478
2479    CODEC_LOGV("Calling emptyBuffer on buffer %p (length %d), "
2480               "timestamp %lld us (%.2f secs)",
2481               info->mBuffer, offset,
2482               timestampUs, timestampUs / 1E6);
2483
2484    err = mOMX->emptyBuffer(
2485            mNode, info->mBuffer, 0, offset,
2486            flags, timestampUs);
2487
2488    if (err != OK) {
2489        setState(ERROR);
2490        return;
2491    }
2492
2493    info->mOwnedByComponent = true;
2494
2495    // This component does not ever signal the EOS flag on output buffers,
2496    // Thanks for nothing.
2497    if (mSignalledEOS && !strcmp(mComponentName, "OMX.TI.Video.encoder")) {
2498        mNoMoreOutputData = true;
2499        mBufferFilled.signal();
2500    }
2501}
2502
2503void OMXCodec::fillOutputBuffer(BufferInfo *info) {
2504    CHECK_EQ(info->mOwnedByComponent, false);
2505
2506    if (mNoMoreOutputData) {
2507        CODEC_LOGV("There is no more output data available, not "
2508             "calling fillOutputBuffer");
2509        return;
2510    }
2511
2512    CODEC_LOGV("Calling fill_buffer on buffer %p", info->mBuffer);
2513    status_t err = mOMX->fillBuffer(mNode, info->mBuffer);
2514
2515    if (err != OK) {
2516        CODEC_LOGE("fillBuffer failed w/ error 0x%08x", err);
2517
2518        setState(ERROR);
2519        return;
2520    }
2521
2522    info->mOwnedByComponent = true;
2523}
2524
2525void OMXCodec::drainInputBuffer(IOMX::buffer_id buffer) {
2526    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexInput];
2527    for (size_t i = 0; i < buffers->size(); ++i) {
2528        if ((*buffers)[i].mBuffer == buffer) {
2529            drainInputBuffer(&buffers->editItemAt(i));
2530            return;
2531        }
2532    }
2533
2534    CHECK(!"should not be here.");
2535}
2536
2537void OMXCodec::fillOutputBuffer(IOMX::buffer_id buffer) {
2538    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexOutput];
2539    for (size_t i = 0; i < buffers->size(); ++i) {
2540        if ((*buffers)[i].mBuffer == buffer) {
2541            fillOutputBuffer(&buffers->editItemAt(i));
2542            return;
2543        }
2544    }
2545
2546    CHECK(!"should not be here.");
2547}
2548
2549void OMXCodec::setState(State newState) {
2550    mState = newState;
2551    mAsyncCompletion.signal();
2552
2553    // This may cause some spurious wakeups but is necessary to
2554    // unblock the reader if we enter ERROR state.
2555    mBufferFilled.signal();
2556}
2557
2558void OMXCodec::setRawAudioFormat(
2559        OMX_U32 portIndex, int32_t sampleRate, int32_t numChannels) {
2560
2561    // port definition
2562    OMX_PARAM_PORTDEFINITIONTYPE def;
2563    InitOMXParams(&def);
2564    def.nPortIndex = portIndex;
2565    status_t err = mOMX->getParameter(
2566            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
2567    CHECK_EQ(err, OK);
2568    def.format.audio.eEncoding = OMX_AUDIO_CodingPCM;
2569    CHECK_EQ(mOMX->setParameter(mNode, OMX_IndexParamPortDefinition,
2570            &def, sizeof(def)), OK);
2571
2572    // pcm param
2573    OMX_AUDIO_PARAM_PCMMODETYPE pcmParams;
2574    InitOMXParams(&pcmParams);
2575    pcmParams.nPortIndex = portIndex;
2576
2577    err = mOMX->getParameter(
2578            mNode, OMX_IndexParamAudioPcm, &pcmParams, sizeof(pcmParams));
2579
2580    CHECK_EQ(err, OK);
2581
2582    pcmParams.nChannels = numChannels;
2583    pcmParams.eNumData = OMX_NumericalDataSigned;
2584    pcmParams.bInterleaved = OMX_TRUE;
2585    pcmParams.nBitPerSample = 16;
2586    pcmParams.nSamplingRate = sampleRate;
2587    pcmParams.ePCMMode = OMX_AUDIO_PCMModeLinear;
2588
2589    if (numChannels == 1) {
2590        pcmParams.eChannelMapping[0] = OMX_AUDIO_ChannelCF;
2591    } else {
2592        CHECK_EQ(numChannels, 2);
2593
2594        pcmParams.eChannelMapping[0] = OMX_AUDIO_ChannelLF;
2595        pcmParams.eChannelMapping[1] = OMX_AUDIO_ChannelRF;
2596    }
2597
2598    err = mOMX->setParameter(
2599            mNode, OMX_IndexParamAudioPcm, &pcmParams, sizeof(pcmParams));
2600
2601    CHECK_EQ(err, OK);
2602}
2603
2604static OMX_AUDIO_AMRBANDMODETYPE pickModeFromBitRate(bool isAMRWB, int32_t bps) {
2605    if (isAMRWB) {
2606        if (bps <= 6600) {
2607            return OMX_AUDIO_AMRBandModeWB0;
2608        } else if (bps <= 8850) {
2609            return OMX_AUDIO_AMRBandModeWB1;
2610        } else if (bps <= 12650) {
2611            return OMX_AUDIO_AMRBandModeWB2;
2612        } else if (bps <= 14250) {
2613            return OMX_AUDIO_AMRBandModeWB3;
2614        } else if (bps <= 15850) {
2615            return OMX_AUDIO_AMRBandModeWB4;
2616        } else if (bps <= 18250) {
2617            return OMX_AUDIO_AMRBandModeWB5;
2618        } else if (bps <= 19850) {
2619            return OMX_AUDIO_AMRBandModeWB6;
2620        } else if (bps <= 23050) {
2621            return OMX_AUDIO_AMRBandModeWB7;
2622        }
2623
2624        // 23850 bps
2625        return OMX_AUDIO_AMRBandModeWB8;
2626    } else {  // AMRNB
2627        if (bps <= 4750) {
2628            return OMX_AUDIO_AMRBandModeNB0;
2629        } else if (bps <= 5150) {
2630            return OMX_AUDIO_AMRBandModeNB1;
2631        } else if (bps <= 5900) {
2632            return OMX_AUDIO_AMRBandModeNB2;
2633        } else if (bps <= 6700) {
2634            return OMX_AUDIO_AMRBandModeNB3;
2635        } else if (bps <= 7400) {
2636            return OMX_AUDIO_AMRBandModeNB4;
2637        } else if (bps <= 7950) {
2638            return OMX_AUDIO_AMRBandModeNB5;
2639        } else if (bps <= 10200) {
2640            return OMX_AUDIO_AMRBandModeNB6;
2641        }
2642
2643        // 12200 bps
2644        return OMX_AUDIO_AMRBandModeNB7;
2645    }
2646}
2647
2648void OMXCodec::setAMRFormat(bool isWAMR, int32_t bitRate) {
2649    OMX_U32 portIndex = mIsEncoder ? kPortIndexOutput : kPortIndexInput;
2650
2651    OMX_AUDIO_PARAM_AMRTYPE def;
2652    InitOMXParams(&def);
2653    def.nPortIndex = portIndex;
2654
2655    status_t err =
2656        mOMX->getParameter(mNode, OMX_IndexParamAudioAmr, &def, sizeof(def));
2657
2658    CHECK_EQ(err, OK);
2659
2660    def.eAMRFrameFormat = OMX_AUDIO_AMRFrameFormatFSF;
2661
2662    def.eAMRBandMode = pickModeFromBitRate(isWAMR, bitRate);
2663    err = mOMX->setParameter(mNode, OMX_IndexParamAudioAmr, &def, sizeof(def));
2664    CHECK_EQ(err, OK);
2665
2666    ////////////////////////
2667
2668    if (mIsEncoder) {
2669        sp<MetaData> format = mSource->getFormat();
2670        int32_t sampleRate;
2671        int32_t numChannels;
2672        CHECK(format->findInt32(kKeySampleRate, &sampleRate));
2673        CHECK(format->findInt32(kKeyChannelCount, &numChannels));
2674
2675        setRawAudioFormat(kPortIndexInput, sampleRate, numChannels);
2676    }
2677}
2678
2679void OMXCodec::setAACFormat(int32_t numChannels, int32_t sampleRate, int32_t bitRate) {
2680    CHECK(numChannels == 1 || numChannels == 2);
2681    if (mIsEncoder) {
2682        //////////////// input port ////////////////////
2683        setRawAudioFormat(kPortIndexInput, sampleRate, numChannels);
2684
2685        //////////////// output port ////////////////////
2686        // format
2687        OMX_AUDIO_PARAM_PORTFORMATTYPE format;
2688        format.nPortIndex = kPortIndexOutput;
2689        format.nIndex = 0;
2690        status_t err = OMX_ErrorNone;
2691        while (OMX_ErrorNone == err) {
2692            CHECK_EQ(mOMX->getParameter(mNode, OMX_IndexParamAudioPortFormat,
2693                    &format, sizeof(format)), OK);
2694            if (format.eEncoding == OMX_AUDIO_CodingAAC) {
2695                break;
2696            }
2697            format.nIndex++;
2698        }
2699        CHECK_EQ(OK, err);
2700        CHECK_EQ(mOMX->setParameter(mNode, OMX_IndexParamAudioPortFormat,
2701                &format, sizeof(format)), OK);
2702
2703        // port definition
2704        OMX_PARAM_PORTDEFINITIONTYPE def;
2705        InitOMXParams(&def);
2706        def.nPortIndex = kPortIndexOutput;
2707        CHECK_EQ(mOMX->getParameter(mNode, OMX_IndexParamPortDefinition,
2708                &def, sizeof(def)), OK);
2709        def.format.audio.bFlagErrorConcealment = OMX_TRUE;
2710        def.format.audio.eEncoding = OMX_AUDIO_CodingAAC;
2711        CHECK_EQ(mOMX->setParameter(mNode, OMX_IndexParamPortDefinition,
2712                &def, sizeof(def)), OK);
2713
2714        // profile
2715        OMX_AUDIO_PARAM_AACPROFILETYPE profile;
2716        InitOMXParams(&profile);
2717        profile.nPortIndex = kPortIndexOutput;
2718        CHECK_EQ(mOMX->getParameter(mNode, OMX_IndexParamAudioAac,
2719                &profile, sizeof(profile)), OK);
2720        profile.nChannels = numChannels;
2721        profile.eChannelMode = (numChannels == 1?
2722                OMX_AUDIO_ChannelModeMono: OMX_AUDIO_ChannelModeStereo);
2723        profile.nSampleRate = sampleRate;
2724        profile.nBitRate = bitRate;
2725        profile.nAudioBandWidth = 0;
2726        profile.nFrameLength = 0;
2727        profile.nAACtools = OMX_AUDIO_AACToolAll;
2728        profile.nAACERtools = OMX_AUDIO_AACERNone;
2729        profile.eAACProfile = OMX_AUDIO_AACObjectLC;
2730        profile.eAACStreamFormat = OMX_AUDIO_AACStreamFormatMP4FF;
2731        CHECK_EQ(mOMX->setParameter(mNode, OMX_IndexParamAudioAac,
2732                &profile, sizeof(profile)), OK);
2733
2734    } else {
2735        OMX_AUDIO_PARAM_AACPROFILETYPE profile;
2736        InitOMXParams(&profile);
2737        profile.nPortIndex = kPortIndexInput;
2738
2739        status_t err = mOMX->getParameter(
2740                mNode, OMX_IndexParamAudioAac, &profile, sizeof(profile));
2741        CHECK_EQ(err, OK);
2742
2743        profile.nChannels = numChannels;
2744        profile.nSampleRate = sampleRate;
2745        profile.eAACStreamFormat = OMX_AUDIO_AACStreamFormatMP4ADTS;
2746
2747        err = mOMX->setParameter(
2748                mNode, OMX_IndexParamAudioAac, &profile, sizeof(profile));
2749        CHECK_EQ(err, OK);
2750    }
2751}
2752
2753void OMXCodec::setImageOutputFormat(
2754        OMX_COLOR_FORMATTYPE format, OMX_U32 width, OMX_U32 height) {
2755    CODEC_LOGV("setImageOutputFormat(%ld, %ld)", width, height);
2756
2757#if 0
2758    OMX_INDEXTYPE index;
2759    status_t err = mOMX->get_extension_index(
2760            mNode, "OMX.TI.JPEG.decode.Config.OutputColorFormat", &index);
2761    CHECK_EQ(err, OK);
2762
2763    err = mOMX->set_config(mNode, index, &format, sizeof(format));
2764    CHECK_EQ(err, OK);
2765#endif
2766
2767    OMX_PARAM_PORTDEFINITIONTYPE def;
2768    InitOMXParams(&def);
2769    def.nPortIndex = kPortIndexOutput;
2770
2771    status_t err = mOMX->getParameter(
2772            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
2773    CHECK_EQ(err, OK);
2774
2775    CHECK_EQ(def.eDomain, OMX_PortDomainImage);
2776
2777    OMX_IMAGE_PORTDEFINITIONTYPE *imageDef = &def.format.image;
2778
2779    CHECK_EQ(imageDef->eCompressionFormat, OMX_IMAGE_CodingUnused);
2780    imageDef->eColorFormat = format;
2781    imageDef->nFrameWidth = width;
2782    imageDef->nFrameHeight = height;
2783
2784    switch (format) {
2785        case OMX_COLOR_FormatYUV420PackedPlanar:
2786        case OMX_COLOR_FormatYUV411Planar:
2787        {
2788            def.nBufferSize = (width * height * 3) / 2;
2789            break;
2790        }
2791
2792        case OMX_COLOR_FormatCbYCrY:
2793        {
2794            def.nBufferSize = width * height * 2;
2795            break;
2796        }
2797
2798        case OMX_COLOR_Format32bitARGB8888:
2799        {
2800            def.nBufferSize = width * height * 4;
2801            break;
2802        }
2803
2804        case OMX_COLOR_Format16bitARGB4444:
2805        case OMX_COLOR_Format16bitARGB1555:
2806        case OMX_COLOR_Format16bitRGB565:
2807        case OMX_COLOR_Format16bitBGR565:
2808        {
2809            def.nBufferSize = width * height * 2;
2810            break;
2811        }
2812
2813        default:
2814            CHECK(!"Should not be here. Unknown color format.");
2815            break;
2816    }
2817
2818    def.nBufferCountActual = def.nBufferCountMin;
2819
2820    err = mOMX->setParameter(
2821            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
2822    CHECK_EQ(err, OK);
2823}
2824
2825void OMXCodec::setJPEGInputFormat(
2826        OMX_U32 width, OMX_U32 height, OMX_U32 compressedSize) {
2827    OMX_PARAM_PORTDEFINITIONTYPE def;
2828    InitOMXParams(&def);
2829    def.nPortIndex = kPortIndexInput;
2830
2831    status_t err = mOMX->getParameter(
2832            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
2833    CHECK_EQ(err, OK);
2834
2835    CHECK_EQ(def.eDomain, OMX_PortDomainImage);
2836    OMX_IMAGE_PORTDEFINITIONTYPE *imageDef = &def.format.image;
2837
2838    CHECK_EQ(imageDef->eCompressionFormat, OMX_IMAGE_CodingJPEG);
2839    imageDef->nFrameWidth = width;
2840    imageDef->nFrameHeight = height;
2841
2842    def.nBufferSize = compressedSize;
2843    def.nBufferCountActual = def.nBufferCountMin;
2844
2845    err = mOMX->setParameter(
2846            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
2847    CHECK_EQ(err, OK);
2848}
2849
2850void OMXCodec::addCodecSpecificData(const void *data, size_t size) {
2851    CodecSpecificData *specific =
2852        (CodecSpecificData *)malloc(sizeof(CodecSpecificData) + size - 1);
2853
2854    specific->mSize = size;
2855    memcpy(specific->mData, data, size);
2856
2857    mCodecSpecificData.push(specific);
2858}
2859
2860void OMXCodec::clearCodecSpecificData() {
2861    for (size_t i = 0; i < mCodecSpecificData.size(); ++i) {
2862        free(mCodecSpecificData.editItemAt(i));
2863    }
2864    mCodecSpecificData.clear();
2865    mCodecSpecificDataIndex = 0;
2866}
2867
2868status_t OMXCodec::start(MetaData *meta) {
2869    Mutex::Autolock autoLock(mLock);
2870
2871    if (mState != LOADED) {
2872        return UNKNOWN_ERROR;
2873    }
2874
2875    sp<MetaData> params = new MetaData;
2876    if (mQuirks & kWantsNALFragments) {
2877        params->setInt32(kKeyWantsNALFragments, true);
2878    }
2879    if (meta) {
2880        int64_t startTimeUs = 0;
2881        int64_t timeUs;
2882        if (meta->findInt64(kKeyTime, &timeUs)) {
2883            startTimeUs = timeUs;
2884        }
2885        params->setInt64(kKeyTime, startTimeUs);
2886    }
2887    status_t err = mSource->start(params.get());
2888
2889    if (err != OK) {
2890        return err;
2891    }
2892
2893    mCodecSpecificDataIndex = 0;
2894    mInitialBufferSubmit = true;
2895    mSignalledEOS = false;
2896    mNoMoreOutputData = false;
2897    mOutputPortSettingsHaveChanged = false;
2898    mSeekTimeUs = -1;
2899    mSeekMode = ReadOptions::SEEK_CLOSEST_SYNC;
2900    mTargetTimeUs = -1;
2901    mFilledBuffers.clear();
2902    mPaused = false;
2903
2904    return init();
2905}
2906
2907status_t OMXCodec::stop() {
2908    CODEC_LOGV("stop mState=%d", mState);
2909
2910    Mutex::Autolock autoLock(mLock);
2911
2912    while (isIntermediateState(mState)) {
2913        mAsyncCompletion.wait(mLock);
2914    }
2915
2916    switch (mState) {
2917        case LOADED:
2918        case ERROR:
2919            break;
2920
2921        case EXECUTING:
2922        {
2923            setState(EXECUTING_TO_IDLE);
2924
2925            if (mQuirks & kRequiresFlushBeforeShutdown) {
2926                CODEC_LOGV("This component requires a flush before transitioning "
2927                     "from EXECUTING to IDLE...");
2928
2929                bool emulateInputFlushCompletion =
2930                    !flushPortAsync(kPortIndexInput);
2931
2932                bool emulateOutputFlushCompletion =
2933                    !flushPortAsync(kPortIndexOutput);
2934
2935                if (emulateInputFlushCompletion) {
2936                    onCmdComplete(OMX_CommandFlush, kPortIndexInput);
2937                }
2938
2939                if (emulateOutputFlushCompletion) {
2940                    onCmdComplete(OMX_CommandFlush, kPortIndexOutput);
2941                }
2942            } else {
2943                mPortStatus[kPortIndexInput] = SHUTTING_DOWN;
2944                mPortStatus[kPortIndexOutput] = SHUTTING_DOWN;
2945
2946                status_t err =
2947                    mOMX->sendCommand(mNode, OMX_CommandStateSet, OMX_StateIdle);
2948                CHECK_EQ(err, OK);
2949            }
2950
2951            while (mState != LOADED && mState != ERROR) {
2952                mAsyncCompletion.wait(mLock);
2953            }
2954
2955            break;
2956        }
2957
2958        default:
2959        {
2960            CHECK(!"should not be here.");
2961            break;
2962        }
2963    }
2964
2965    if (mLeftOverBuffer) {
2966        mLeftOverBuffer->release();
2967        mLeftOverBuffer = NULL;
2968    }
2969
2970    mSource->stop();
2971
2972    CODEC_LOGV("stopped");
2973
2974    return OK;
2975}
2976
2977sp<MetaData> OMXCodec::getFormat() {
2978    Mutex::Autolock autoLock(mLock);
2979
2980    return mOutputFormat;
2981}
2982
2983status_t OMXCodec::read(
2984        MediaBuffer **buffer, const ReadOptions *options) {
2985    *buffer = NULL;
2986
2987    Mutex::Autolock autoLock(mLock);
2988
2989    if (mState != EXECUTING && mState != RECONFIGURING) {
2990        return UNKNOWN_ERROR;
2991    }
2992
2993    bool seeking = false;
2994    int64_t seekTimeUs;
2995    ReadOptions::SeekMode seekMode;
2996    if (options && options->getSeekTo(&seekTimeUs, &seekMode)) {
2997        seeking = true;
2998    }
2999    int64_t skipTimeUs;
3000    if (options && options->getSkipFrame(&skipTimeUs)) {
3001        mSkipTimeUs = skipTimeUs;
3002    } else {
3003        mSkipTimeUs = -1;
3004    }
3005
3006    if (mInitialBufferSubmit) {
3007        mInitialBufferSubmit = false;
3008
3009        if (seeking) {
3010            CHECK(seekTimeUs >= 0);
3011            mSeekTimeUs = seekTimeUs;
3012            mSeekMode = seekMode;
3013
3014            // There's no reason to trigger the code below, there's
3015            // nothing to flush yet.
3016            seeking = false;
3017            mPaused = false;
3018        }
3019
3020        drainInputBuffers();
3021
3022        if (mState == EXECUTING) {
3023            // Otherwise mState == RECONFIGURING and this code will trigger
3024            // after the output port is reenabled.
3025            fillOutputBuffers();
3026        }
3027    }
3028
3029    if (seeking) {
3030        CODEC_LOGV("seeking to %lld us (%.2f secs)", seekTimeUs, seekTimeUs / 1E6);
3031
3032        mSignalledEOS = false;
3033
3034        CHECK(seekTimeUs >= 0);
3035        mSeekTimeUs = seekTimeUs;
3036        mSeekMode = seekMode;
3037
3038        mFilledBuffers.clear();
3039
3040        CHECK_EQ(mState, EXECUTING);
3041
3042        bool emulateInputFlushCompletion = !flushPortAsync(kPortIndexInput);
3043        bool emulateOutputFlushCompletion = !flushPortAsync(kPortIndexOutput);
3044
3045        if (emulateInputFlushCompletion) {
3046            onCmdComplete(OMX_CommandFlush, kPortIndexInput);
3047        }
3048
3049        if (emulateOutputFlushCompletion) {
3050            onCmdComplete(OMX_CommandFlush, kPortIndexOutput);
3051        }
3052
3053        while (mSeekTimeUs >= 0) {
3054            mBufferFilled.wait(mLock);
3055        }
3056    }
3057
3058    while (mState != ERROR && !mNoMoreOutputData && mFilledBuffers.empty()) {
3059        mBufferFilled.wait(mLock);
3060    }
3061
3062    if (mState == ERROR) {
3063        return UNKNOWN_ERROR;
3064    }
3065
3066    if (mFilledBuffers.empty()) {
3067        return mSignalledEOS ? mFinalStatus : ERROR_END_OF_STREAM;
3068    }
3069
3070    if (mOutputPortSettingsHaveChanged) {
3071        mOutputPortSettingsHaveChanged = false;
3072
3073        return INFO_FORMAT_CHANGED;
3074    }
3075
3076    size_t index = *mFilledBuffers.begin();
3077    mFilledBuffers.erase(mFilledBuffers.begin());
3078
3079    BufferInfo *info = &mPortBuffers[kPortIndexOutput].editItemAt(index);
3080    info->mMediaBuffer->add_ref();
3081    *buffer = info->mMediaBuffer;
3082
3083    return OK;
3084}
3085
3086void OMXCodec::signalBufferReturned(MediaBuffer *buffer) {
3087    Mutex::Autolock autoLock(mLock);
3088
3089    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexOutput];
3090    for (size_t i = 0; i < buffers->size(); ++i) {
3091        BufferInfo *info = &buffers->editItemAt(i);
3092
3093        if (info->mMediaBuffer == buffer) {
3094            CHECK_EQ(mPortStatus[kPortIndexOutput], ENABLED);
3095            fillOutputBuffer(info);
3096            return;
3097        }
3098    }
3099
3100    CHECK(!"should not be here.");
3101}
3102
3103static const char *imageCompressionFormatString(OMX_IMAGE_CODINGTYPE type) {
3104    static const char *kNames[] = {
3105        "OMX_IMAGE_CodingUnused",
3106        "OMX_IMAGE_CodingAutoDetect",
3107        "OMX_IMAGE_CodingJPEG",
3108        "OMX_IMAGE_CodingJPEG2K",
3109        "OMX_IMAGE_CodingEXIF",
3110        "OMX_IMAGE_CodingTIFF",
3111        "OMX_IMAGE_CodingGIF",
3112        "OMX_IMAGE_CodingPNG",
3113        "OMX_IMAGE_CodingLZW",
3114        "OMX_IMAGE_CodingBMP",
3115    };
3116
3117    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
3118
3119    if (type < 0 || (size_t)type >= numNames) {
3120        return "UNKNOWN";
3121    } else {
3122        return kNames[type];
3123    }
3124}
3125
3126static const char *colorFormatString(OMX_COLOR_FORMATTYPE type) {
3127    static const char *kNames[] = {
3128        "OMX_COLOR_FormatUnused",
3129        "OMX_COLOR_FormatMonochrome",
3130        "OMX_COLOR_Format8bitRGB332",
3131        "OMX_COLOR_Format12bitRGB444",
3132        "OMX_COLOR_Format16bitARGB4444",
3133        "OMX_COLOR_Format16bitARGB1555",
3134        "OMX_COLOR_Format16bitRGB565",
3135        "OMX_COLOR_Format16bitBGR565",
3136        "OMX_COLOR_Format18bitRGB666",
3137        "OMX_COLOR_Format18bitARGB1665",
3138        "OMX_COLOR_Format19bitARGB1666",
3139        "OMX_COLOR_Format24bitRGB888",
3140        "OMX_COLOR_Format24bitBGR888",
3141        "OMX_COLOR_Format24bitARGB1887",
3142        "OMX_COLOR_Format25bitARGB1888",
3143        "OMX_COLOR_Format32bitBGRA8888",
3144        "OMX_COLOR_Format32bitARGB8888",
3145        "OMX_COLOR_FormatYUV411Planar",
3146        "OMX_COLOR_FormatYUV411PackedPlanar",
3147        "OMX_COLOR_FormatYUV420Planar",
3148        "OMX_COLOR_FormatYUV420PackedPlanar",
3149        "OMX_COLOR_FormatYUV420SemiPlanar",
3150        "OMX_COLOR_FormatYUV422Planar",
3151        "OMX_COLOR_FormatYUV422PackedPlanar",
3152        "OMX_COLOR_FormatYUV422SemiPlanar",
3153        "OMX_COLOR_FormatYCbYCr",
3154        "OMX_COLOR_FormatYCrYCb",
3155        "OMX_COLOR_FormatCbYCrY",
3156        "OMX_COLOR_FormatCrYCbY",
3157        "OMX_COLOR_FormatYUV444Interleaved",
3158        "OMX_COLOR_FormatRawBayer8bit",
3159        "OMX_COLOR_FormatRawBayer10bit",
3160        "OMX_COLOR_FormatRawBayer8bitcompressed",
3161        "OMX_COLOR_FormatL2",
3162        "OMX_COLOR_FormatL4",
3163        "OMX_COLOR_FormatL8",
3164        "OMX_COLOR_FormatL16",
3165        "OMX_COLOR_FormatL24",
3166        "OMX_COLOR_FormatL32",
3167        "OMX_COLOR_FormatYUV420PackedSemiPlanar",
3168        "OMX_COLOR_FormatYUV422PackedSemiPlanar",
3169        "OMX_COLOR_Format18BitBGR666",
3170        "OMX_COLOR_Format24BitARGB6666",
3171        "OMX_COLOR_Format24BitABGR6666",
3172    };
3173
3174    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
3175
3176    if (type == OMX_QCOM_COLOR_FormatYVU420SemiPlanar) {
3177        return "OMX_QCOM_COLOR_FormatYVU420SemiPlanar";
3178    } else if (type < 0 || (size_t)type >= numNames) {
3179        return "UNKNOWN";
3180    } else {
3181        return kNames[type];
3182    }
3183}
3184
3185static const char *videoCompressionFormatString(OMX_VIDEO_CODINGTYPE type) {
3186    static const char *kNames[] = {
3187        "OMX_VIDEO_CodingUnused",
3188        "OMX_VIDEO_CodingAutoDetect",
3189        "OMX_VIDEO_CodingMPEG2",
3190        "OMX_VIDEO_CodingH263",
3191        "OMX_VIDEO_CodingMPEG4",
3192        "OMX_VIDEO_CodingWMV",
3193        "OMX_VIDEO_CodingRV",
3194        "OMX_VIDEO_CodingAVC",
3195        "OMX_VIDEO_CodingMJPEG",
3196    };
3197
3198    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
3199
3200    if (type < 0 || (size_t)type >= numNames) {
3201        return "UNKNOWN";
3202    } else {
3203        return kNames[type];
3204    }
3205}
3206
3207static const char *audioCodingTypeString(OMX_AUDIO_CODINGTYPE type) {
3208    static const char *kNames[] = {
3209        "OMX_AUDIO_CodingUnused",
3210        "OMX_AUDIO_CodingAutoDetect",
3211        "OMX_AUDIO_CodingPCM",
3212        "OMX_AUDIO_CodingADPCM",
3213        "OMX_AUDIO_CodingAMR",
3214        "OMX_AUDIO_CodingGSMFR",
3215        "OMX_AUDIO_CodingGSMEFR",
3216        "OMX_AUDIO_CodingGSMHR",
3217        "OMX_AUDIO_CodingPDCFR",
3218        "OMX_AUDIO_CodingPDCEFR",
3219        "OMX_AUDIO_CodingPDCHR",
3220        "OMX_AUDIO_CodingTDMAFR",
3221        "OMX_AUDIO_CodingTDMAEFR",
3222        "OMX_AUDIO_CodingQCELP8",
3223        "OMX_AUDIO_CodingQCELP13",
3224        "OMX_AUDIO_CodingEVRC",
3225        "OMX_AUDIO_CodingSMV",
3226        "OMX_AUDIO_CodingG711",
3227        "OMX_AUDIO_CodingG723",
3228        "OMX_AUDIO_CodingG726",
3229        "OMX_AUDIO_CodingG729",
3230        "OMX_AUDIO_CodingAAC",
3231        "OMX_AUDIO_CodingMP3",
3232        "OMX_AUDIO_CodingSBC",
3233        "OMX_AUDIO_CodingVORBIS",
3234        "OMX_AUDIO_CodingWMA",
3235        "OMX_AUDIO_CodingRA",
3236        "OMX_AUDIO_CodingMIDI",
3237    };
3238
3239    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
3240
3241    if (type < 0 || (size_t)type >= numNames) {
3242        return "UNKNOWN";
3243    } else {
3244        return kNames[type];
3245    }
3246}
3247
3248static const char *audioPCMModeString(OMX_AUDIO_PCMMODETYPE type) {
3249    static const char *kNames[] = {
3250        "OMX_AUDIO_PCMModeLinear",
3251        "OMX_AUDIO_PCMModeALaw",
3252        "OMX_AUDIO_PCMModeMULaw",
3253    };
3254
3255    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
3256
3257    if (type < 0 || (size_t)type >= numNames) {
3258        return "UNKNOWN";
3259    } else {
3260        return kNames[type];
3261    }
3262}
3263
3264static const char *amrBandModeString(OMX_AUDIO_AMRBANDMODETYPE type) {
3265    static const char *kNames[] = {
3266        "OMX_AUDIO_AMRBandModeUnused",
3267        "OMX_AUDIO_AMRBandModeNB0",
3268        "OMX_AUDIO_AMRBandModeNB1",
3269        "OMX_AUDIO_AMRBandModeNB2",
3270        "OMX_AUDIO_AMRBandModeNB3",
3271        "OMX_AUDIO_AMRBandModeNB4",
3272        "OMX_AUDIO_AMRBandModeNB5",
3273        "OMX_AUDIO_AMRBandModeNB6",
3274        "OMX_AUDIO_AMRBandModeNB7",
3275        "OMX_AUDIO_AMRBandModeWB0",
3276        "OMX_AUDIO_AMRBandModeWB1",
3277        "OMX_AUDIO_AMRBandModeWB2",
3278        "OMX_AUDIO_AMRBandModeWB3",
3279        "OMX_AUDIO_AMRBandModeWB4",
3280        "OMX_AUDIO_AMRBandModeWB5",
3281        "OMX_AUDIO_AMRBandModeWB6",
3282        "OMX_AUDIO_AMRBandModeWB7",
3283        "OMX_AUDIO_AMRBandModeWB8",
3284    };
3285
3286    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
3287
3288    if (type < 0 || (size_t)type >= numNames) {
3289        return "UNKNOWN";
3290    } else {
3291        return kNames[type];
3292    }
3293}
3294
3295static const char *amrFrameFormatString(OMX_AUDIO_AMRFRAMEFORMATTYPE type) {
3296    static const char *kNames[] = {
3297        "OMX_AUDIO_AMRFrameFormatConformance",
3298        "OMX_AUDIO_AMRFrameFormatIF1",
3299        "OMX_AUDIO_AMRFrameFormatIF2",
3300        "OMX_AUDIO_AMRFrameFormatFSF",
3301        "OMX_AUDIO_AMRFrameFormatRTPPayload",
3302        "OMX_AUDIO_AMRFrameFormatITU",
3303    };
3304
3305    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
3306
3307    if (type < 0 || (size_t)type >= numNames) {
3308        return "UNKNOWN";
3309    } else {
3310        return kNames[type];
3311    }
3312}
3313
3314void OMXCodec::dumpPortStatus(OMX_U32 portIndex) {
3315    OMX_PARAM_PORTDEFINITIONTYPE def;
3316    InitOMXParams(&def);
3317    def.nPortIndex = portIndex;
3318
3319    status_t err = mOMX->getParameter(
3320            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
3321    CHECK_EQ(err, OK);
3322
3323    printf("%s Port = {\n", portIndex == kPortIndexInput ? "Input" : "Output");
3324
3325    CHECK((portIndex == kPortIndexInput && def.eDir == OMX_DirInput)
3326          || (portIndex == kPortIndexOutput && def.eDir == OMX_DirOutput));
3327
3328    printf("  nBufferCountActual = %ld\n", def.nBufferCountActual);
3329    printf("  nBufferCountMin = %ld\n", def.nBufferCountMin);
3330    printf("  nBufferSize = %ld\n", def.nBufferSize);
3331
3332    switch (def.eDomain) {
3333        case OMX_PortDomainImage:
3334        {
3335            const OMX_IMAGE_PORTDEFINITIONTYPE *imageDef = &def.format.image;
3336
3337            printf("\n");
3338            printf("  // Image\n");
3339            printf("  nFrameWidth = %ld\n", imageDef->nFrameWidth);
3340            printf("  nFrameHeight = %ld\n", imageDef->nFrameHeight);
3341            printf("  nStride = %ld\n", imageDef->nStride);
3342
3343            printf("  eCompressionFormat = %s\n",
3344                   imageCompressionFormatString(imageDef->eCompressionFormat));
3345
3346            printf("  eColorFormat = %s\n",
3347                   colorFormatString(imageDef->eColorFormat));
3348
3349            break;
3350        }
3351
3352        case OMX_PortDomainVideo:
3353        {
3354            OMX_VIDEO_PORTDEFINITIONTYPE *videoDef = &def.format.video;
3355
3356            printf("\n");
3357            printf("  // Video\n");
3358            printf("  nFrameWidth = %ld\n", videoDef->nFrameWidth);
3359            printf("  nFrameHeight = %ld\n", videoDef->nFrameHeight);
3360            printf("  nStride = %ld\n", videoDef->nStride);
3361
3362            printf("  eCompressionFormat = %s\n",
3363                   videoCompressionFormatString(videoDef->eCompressionFormat));
3364
3365            printf("  eColorFormat = %s\n",
3366                   colorFormatString(videoDef->eColorFormat));
3367
3368            break;
3369        }
3370
3371        case OMX_PortDomainAudio:
3372        {
3373            OMX_AUDIO_PORTDEFINITIONTYPE *audioDef = &def.format.audio;
3374
3375            printf("\n");
3376            printf("  // Audio\n");
3377            printf("  eEncoding = %s\n",
3378                   audioCodingTypeString(audioDef->eEncoding));
3379
3380            if (audioDef->eEncoding == OMX_AUDIO_CodingPCM) {
3381                OMX_AUDIO_PARAM_PCMMODETYPE params;
3382                InitOMXParams(&params);
3383                params.nPortIndex = portIndex;
3384
3385                err = mOMX->getParameter(
3386                        mNode, OMX_IndexParamAudioPcm, &params, sizeof(params));
3387                CHECK_EQ(err, OK);
3388
3389                printf("  nSamplingRate = %ld\n", params.nSamplingRate);
3390                printf("  nChannels = %ld\n", params.nChannels);
3391                printf("  bInterleaved = %d\n", params.bInterleaved);
3392                printf("  nBitPerSample = %ld\n", params.nBitPerSample);
3393
3394                printf("  eNumData = %s\n",
3395                       params.eNumData == OMX_NumericalDataSigned
3396                        ? "signed" : "unsigned");
3397
3398                printf("  ePCMMode = %s\n", audioPCMModeString(params.ePCMMode));
3399            } else if (audioDef->eEncoding == OMX_AUDIO_CodingAMR) {
3400                OMX_AUDIO_PARAM_AMRTYPE amr;
3401                InitOMXParams(&amr);
3402                amr.nPortIndex = portIndex;
3403
3404                err = mOMX->getParameter(
3405                        mNode, OMX_IndexParamAudioAmr, &amr, sizeof(amr));
3406                CHECK_EQ(err, OK);
3407
3408                printf("  nChannels = %ld\n", amr.nChannels);
3409                printf("  eAMRBandMode = %s\n",
3410                        amrBandModeString(amr.eAMRBandMode));
3411                printf("  eAMRFrameFormat = %s\n",
3412                        amrFrameFormatString(amr.eAMRFrameFormat));
3413            }
3414
3415            break;
3416        }
3417
3418        default:
3419        {
3420            printf("  // Unknown\n");
3421            break;
3422        }
3423    }
3424
3425    printf("}\n");
3426}
3427
3428void OMXCodec::initOutputFormat(const sp<MetaData> &inputFormat) {
3429    mOutputFormat = new MetaData;
3430    mOutputFormat->setCString(kKeyDecoderComponent, mComponentName);
3431    if (mIsEncoder) {
3432        int32_t timeScale;
3433        if (inputFormat->findInt32(kKeyTimeScale, &timeScale)) {
3434            mOutputFormat->setInt32(kKeyTimeScale, timeScale);
3435        }
3436    }
3437
3438    OMX_PARAM_PORTDEFINITIONTYPE def;
3439    InitOMXParams(&def);
3440    def.nPortIndex = kPortIndexOutput;
3441
3442    status_t err = mOMX->getParameter(
3443            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
3444    CHECK_EQ(err, OK);
3445
3446    switch (def.eDomain) {
3447        case OMX_PortDomainImage:
3448        {
3449            OMX_IMAGE_PORTDEFINITIONTYPE *imageDef = &def.format.image;
3450            CHECK_EQ(imageDef->eCompressionFormat, OMX_IMAGE_CodingUnused);
3451
3452            mOutputFormat->setCString(kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_RAW);
3453            mOutputFormat->setInt32(kKeyColorFormat, imageDef->eColorFormat);
3454            mOutputFormat->setInt32(kKeyWidth, imageDef->nFrameWidth);
3455            mOutputFormat->setInt32(kKeyHeight, imageDef->nFrameHeight);
3456            break;
3457        }
3458
3459        case OMX_PortDomainAudio:
3460        {
3461            OMX_AUDIO_PORTDEFINITIONTYPE *audio_def = &def.format.audio;
3462
3463            if (audio_def->eEncoding == OMX_AUDIO_CodingPCM) {
3464                OMX_AUDIO_PARAM_PCMMODETYPE params;
3465                InitOMXParams(&params);
3466                params.nPortIndex = kPortIndexOutput;
3467
3468                err = mOMX->getParameter(
3469                        mNode, OMX_IndexParamAudioPcm, &params, sizeof(params));
3470                CHECK_EQ(err, OK);
3471
3472                CHECK_EQ(params.eNumData, OMX_NumericalDataSigned);
3473                CHECK_EQ(params.nBitPerSample, 16);
3474                CHECK_EQ(params.ePCMMode, OMX_AUDIO_PCMModeLinear);
3475
3476                int32_t numChannels, sampleRate;
3477                inputFormat->findInt32(kKeyChannelCount, &numChannels);
3478                inputFormat->findInt32(kKeySampleRate, &sampleRate);
3479
3480                if ((OMX_U32)numChannels != params.nChannels) {
3481                    LOGW("Codec outputs a different number of channels than "
3482                         "the input stream contains (contains %d channels, "
3483                         "codec outputs %ld channels).",
3484                         numChannels, params.nChannels);
3485                }
3486
3487                mOutputFormat->setCString(
3488                        kKeyMIMEType, MEDIA_MIMETYPE_AUDIO_RAW);
3489
3490                // Use the codec-advertised number of channels, as some
3491                // codecs appear to output stereo even if the input data is
3492                // mono. If we know the codec lies about this information,
3493                // use the actual number of channels instead.
3494                mOutputFormat->setInt32(
3495                        kKeyChannelCount,
3496                        (mQuirks & kDecoderLiesAboutNumberOfChannels)
3497                            ? numChannels : params.nChannels);
3498
3499                // The codec-reported sampleRate is not reliable...
3500                mOutputFormat->setInt32(kKeySampleRate, sampleRate);
3501            } else if (audio_def->eEncoding == OMX_AUDIO_CodingAMR) {
3502                OMX_AUDIO_PARAM_AMRTYPE amr;
3503                InitOMXParams(&amr);
3504                amr.nPortIndex = kPortIndexOutput;
3505
3506                err = mOMX->getParameter(
3507                        mNode, OMX_IndexParamAudioAmr, &amr, sizeof(amr));
3508                CHECK_EQ(err, OK);
3509
3510                CHECK_EQ(amr.nChannels, 1);
3511                mOutputFormat->setInt32(kKeyChannelCount, 1);
3512
3513                if (amr.eAMRBandMode >= OMX_AUDIO_AMRBandModeNB0
3514                    && amr.eAMRBandMode <= OMX_AUDIO_AMRBandModeNB7) {
3515                    mOutputFormat->setCString(
3516                            kKeyMIMEType, MEDIA_MIMETYPE_AUDIO_AMR_NB);
3517                    mOutputFormat->setInt32(kKeySampleRate, 8000);
3518                } else if (amr.eAMRBandMode >= OMX_AUDIO_AMRBandModeWB0
3519                            && amr.eAMRBandMode <= OMX_AUDIO_AMRBandModeWB8) {
3520                    mOutputFormat->setCString(
3521                            kKeyMIMEType, MEDIA_MIMETYPE_AUDIO_AMR_WB);
3522                    mOutputFormat->setInt32(kKeySampleRate, 16000);
3523                } else {
3524                    CHECK(!"Unknown AMR band mode.");
3525                }
3526            } else if (audio_def->eEncoding == OMX_AUDIO_CodingAAC) {
3527                mOutputFormat->setCString(
3528                        kKeyMIMEType, MEDIA_MIMETYPE_AUDIO_AAC);
3529                int32_t numChannels, sampleRate, bitRate;
3530                inputFormat->findInt32(kKeyChannelCount, &numChannels);
3531                inputFormat->findInt32(kKeySampleRate, &sampleRate);
3532                inputFormat->findInt32(kKeyBitRate, &bitRate);
3533                mOutputFormat->setInt32(kKeyChannelCount, numChannels);
3534                mOutputFormat->setInt32(kKeySampleRate, sampleRate);
3535                mOutputFormat->setInt32(kKeyBitRate, bitRate);
3536            } else {
3537                CHECK(!"Should not be here. Unknown audio encoding.");
3538            }
3539            break;
3540        }
3541
3542        case OMX_PortDomainVideo:
3543        {
3544            OMX_VIDEO_PORTDEFINITIONTYPE *video_def = &def.format.video;
3545
3546            if (video_def->eCompressionFormat == OMX_VIDEO_CodingUnused) {
3547                mOutputFormat->setCString(
3548                        kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_RAW);
3549            } else if (video_def->eCompressionFormat == OMX_VIDEO_CodingMPEG4) {
3550                mOutputFormat->setCString(
3551                        kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_MPEG4);
3552            } else if (video_def->eCompressionFormat == OMX_VIDEO_CodingH263) {
3553                mOutputFormat->setCString(
3554                        kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_H263);
3555            } else if (video_def->eCompressionFormat == OMX_VIDEO_CodingAVC) {
3556                mOutputFormat->setCString(
3557                        kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_AVC);
3558            } else {
3559                CHECK(!"Unknown compression format.");
3560            }
3561
3562            if (!strcmp(mComponentName, "OMX.PV.avcdec")) {
3563                // This component appears to be lying to me.
3564                mOutputFormat->setInt32(
3565                        kKeyWidth, (video_def->nFrameWidth + 15) & -16);
3566                mOutputFormat->setInt32(
3567                        kKeyHeight, (video_def->nFrameHeight + 15) & -16);
3568            } else {
3569                mOutputFormat->setInt32(kKeyWidth, video_def->nFrameWidth);
3570                mOutputFormat->setInt32(kKeyHeight, video_def->nFrameHeight);
3571            }
3572
3573            mOutputFormat->setInt32(kKeyColorFormat, video_def->eColorFormat);
3574            break;
3575        }
3576
3577        default:
3578        {
3579            CHECK(!"should not be here, neither audio nor video.");
3580            break;
3581        }
3582    }
3583}
3584
3585status_t OMXCodec::pause() {
3586    Mutex::Autolock autoLock(mLock);
3587
3588    mPaused = true;
3589
3590    return OK;
3591}
3592
3593////////////////////////////////////////////////////////////////////////////////
3594
3595status_t QueryCodecs(
3596        const sp<IOMX> &omx,
3597        const char *mime, bool queryDecoders,
3598        Vector<CodecCapabilities> *results) {
3599    results->clear();
3600
3601    for (int index = 0;; ++index) {
3602        const char *componentName;
3603
3604        if (!queryDecoders) {
3605            componentName = GetCodec(
3606                    kEncoderInfo, sizeof(kEncoderInfo) / sizeof(kEncoderInfo[0]),
3607                    mime, index);
3608        } else {
3609            componentName = GetCodec(
3610                    kDecoderInfo, sizeof(kDecoderInfo) / sizeof(kDecoderInfo[0]),
3611                    mime, index);
3612        }
3613
3614        if (!componentName) {
3615            return OK;
3616        }
3617
3618        if (strncmp(componentName, "OMX.", 4)) {
3619            // Not an OpenMax component but a software codec.
3620
3621            results->push();
3622            CodecCapabilities *caps = &results->editItemAt(results->size() - 1);
3623            caps->mComponentName = componentName;
3624
3625            continue;
3626        }
3627
3628        sp<OMXCodecObserver> observer = new OMXCodecObserver;
3629        IOMX::node_id node;
3630        status_t err = omx->allocateNode(componentName, observer, &node);
3631
3632        if (err != OK) {
3633            continue;
3634        }
3635
3636        OMXCodec::setComponentRole(omx, node, !queryDecoders, mime);
3637
3638        results->push();
3639        CodecCapabilities *caps = &results->editItemAt(results->size() - 1);
3640        caps->mComponentName = componentName;
3641
3642        OMX_VIDEO_PARAM_PROFILELEVELTYPE param;
3643        InitOMXParams(&param);
3644
3645        param.nPortIndex = queryDecoders ? 0 : 1;
3646
3647        for (param.nProfileIndex = 0;; ++param.nProfileIndex) {
3648            err = omx->getParameter(
3649                    node, OMX_IndexParamVideoProfileLevelQuerySupported,
3650                    &param, sizeof(param));
3651
3652            if (err != OK) {
3653                break;
3654            }
3655
3656            CodecProfileLevel profileLevel;
3657            profileLevel.mProfile = param.eProfile;
3658            profileLevel.mLevel = param.eLevel;
3659
3660            caps->mProfileLevels.push(profileLevel);
3661        }
3662
3663        CHECK_EQ(omx->freeNode(node), OK);
3664    }
3665}
3666
3667}  // namespace android
3668