OMXCodec.cpp revision ddcc4a66d848deef6fb4689e64e30cd9bd2684fe 
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/M4vH263Decoder.h"
29#include "include/MP3Decoder.h"
30#include "include/VorbisDecoder.h"
31#include "include/VPXDecoder.h"
32
33#include "include/ESDS.h"
34
35#include <binder/IServiceManager.h>
36#include <binder/MemoryDealer.h>
37#include <binder/ProcessState.h>
38#include <media/IMediaPlayerService.h>
39#include <media/stagefright/MediaBuffer.h>
40#include <media/stagefright/MediaBufferGroup.h>
41#include <media/stagefright/MediaDebug.h>
42#include <media/stagefright/MediaDefs.h>
43#include <media/stagefright/MediaExtractor.h>
44#include <media/stagefright/MetaData.h>
45#include <media/stagefright/OMXCodec.h>
46#include <media/stagefright/Utils.h>
47#include <utils/Vector.h>
48
49#include <OMX_Audio.h>
50#include <OMX_Component.h>
51
52namespace android {
53
54static const int OMX_QCOM_COLOR_FormatYVU420SemiPlanar = 0x7FA30C00;
55
56struct CodecInfo {
57    const char *mime;
58    const char *codec;
59};
60
61#define FACTORY_CREATE(name) \
62static sp<MediaSource> Make##name(const sp<MediaSource> &source) { \
63    return new name(source); \
64}
65
66#define FACTORY_CREATE_ENCODER(name) \
67static sp<MediaSource> Make##name(const sp<MediaSource> &source, const sp<MetaData> &meta) { \
68    return new name(source, meta); \
69}
70
71#define FACTORY_REF(name) { #name, Make##name },
72
73FACTORY_CREATE(MP3Decoder)
74FACTORY_CREATE(AMRNBDecoder)
75FACTORY_CREATE(AMRWBDecoder)
76FACTORY_CREATE(AACDecoder)
77FACTORY_CREATE(AVCDecoder)
78FACTORY_CREATE(M4vH263Decoder)
79FACTORY_CREATE(VorbisDecoder)
80FACTORY_CREATE(VPXDecoder)
81FACTORY_CREATE_ENCODER(AMRNBEncoder)
82FACTORY_CREATE_ENCODER(AMRWBEncoder)
83FACTORY_CREATE_ENCODER(AACEncoder)
84
85static sp<MediaSource> InstantiateSoftwareEncoder(
86        const char *name, const sp<MediaSource> &source,
87        const sp<MetaData> &meta) {
88    struct FactoryInfo {
89        const char *name;
90        sp<MediaSource> (*CreateFunc)(const sp<MediaSource> &, const sp<MetaData> &);
91    };
92
93    static const FactoryInfo kFactoryInfo[] = {
94        FACTORY_REF(AMRNBEncoder)
95        FACTORY_REF(AMRWBEncoder)
96        FACTORY_REF(AACEncoder)
97    };
98    for (size_t i = 0;
99         i < sizeof(kFactoryInfo) / sizeof(kFactoryInfo[0]); ++i) {
100        if (!strcmp(name, kFactoryInfo[i].name)) {
101            return (*kFactoryInfo[i].CreateFunc)(source, meta);
102        }
103    }
104
105    return NULL;
106}
107
108static sp<MediaSource> InstantiateSoftwareCodec(
109        const char *name, const sp<MediaSource> &source) {
110    struct FactoryInfo {
111        const char *name;
112        sp<MediaSource> (*CreateFunc)(const sp<MediaSource> &);
113    };
114
115    static const FactoryInfo kFactoryInfo[] = {
116        FACTORY_REF(MP3Decoder)
117        FACTORY_REF(AMRNBDecoder)
118        FACTORY_REF(AMRWBDecoder)
119        FACTORY_REF(AACDecoder)
120        FACTORY_REF(AVCDecoder)
121        FACTORY_REF(M4vH263Decoder)
122        FACTORY_REF(VorbisDecoder)
123        FACTORY_REF(VPXDecoder)
124    };
125    for (size_t i = 0;
126         i < sizeof(kFactoryInfo) / sizeof(kFactoryInfo[0]); ++i) {
127        if (!strcmp(name, kFactoryInfo[i].name)) {
128            return (*kFactoryInfo[i].CreateFunc)(source);
129        }
130    }
131
132    return NULL;
133}
134
135#undef FACTORY_REF
136#undef FACTORY_CREATE
137
138static const CodecInfo kDecoderInfo[] = {
139    { MEDIA_MIMETYPE_IMAGE_JPEG, "OMX.TI.JPEG.decode" },
140//    { MEDIA_MIMETYPE_AUDIO_MPEG, "OMX.TI.MP3.decode" },
141    { MEDIA_MIMETYPE_AUDIO_MPEG, "MP3Decoder" },
142//    { MEDIA_MIMETYPE_AUDIO_MPEG, "OMX.PV.mp3dec" },
143//    { MEDIA_MIMETYPE_AUDIO_AMR_NB, "OMX.TI.AMR.decode" },
144    { MEDIA_MIMETYPE_AUDIO_AMR_NB, "AMRNBDecoder" },
145//    { MEDIA_MIMETYPE_AUDIO_AMR_NB, "OMX.PV.amrdec" },
146    { MEDIA_MIMETYPE_AUDIO_AMR_WB, "OMX.TI.WBAMR.decode" },
147    { MEDIA_MIMETYPE_AUDIO_AMR_WB, "AMRWBDecoder" },
148//    { MEDIA_MIMETYPE_AUDIO_AMR_WB, "OMX.PV.amrdec" },
149    { MEDIA_MIMETYPE_AUDIO_AAC, "OMX.TI.AAC.decode" },
150    { MEDIA_MIMETYPE_AUDIO_AAC, "AACDecoder" },
151//    { MEDIA_MIMETYPE_AUDIO_AAC, "OMX.PV.aacdec" },
152    { MEDIA_MIMETYPE_VIDEO_MPEG4, "OMX.qcom.video.decoder.mpeg4" },
153    { MEDIA_MIMETYPE_VIDEO_MPEG4, "OMX.TI.Video.Decoder" },
154    { MEDIA_MIMETYPE_VIDEO_MPEG4, "M4vH263Decoder" },
155//    { MEDIA_MIMETYPE_VIDEO_MPEG4, "OMX.PV.mpeg4dec" },
156    { MEDIA_MIMETYPE_VIDEO_H263, "OMX.qcom.video.decoder.h263" },
157    { MEDIA_MIMETYPE_VIDEO_H263, "M4vH263Decoder" },
158//    { MEDIA_MIMETYPE_VIDEO_H263, "OMX.PV.h263dec" },
159    { MEDIA_MIMETYPE_VIDEO_AVC, "OMX.qcom.video.decoder.avc" },
160    { MEDIA_MIMETYPE_VIDEO_AVC, "OMX.TI.Video.Decoder" },
161    { MEDIA_MIMETYPE_VIDEO_AVC, "AVCDecoder" },
162//    { MEDIA_MIMETYPE_VIDEO_AVC, "OMX.PV.avcdec" },
163    { MEDIA_MIMETYPE_AUDIO_VORBIS, "VorbisDecoder" },
164    { MEDIA_MIMETYPE_VIDEO_VPX, "VPXDecoder" },
165};
166
167static const CodecInfo kEncoderInfo[] = {
168    { MEDIA_MIMETYPE_AUDIO_AMR_NB, "OMX.TI.AMR.encode" },
169    { MEDIA_MIMETYPE_AUDIO_AMR_NB, "AMRNBEncoder" },
170    { MEDIA_MIMETYPE_AUDIO_AMR_WB, "OMX.TI.WBAMR.encode" },
171    { MEDIA_MIMETYPE_AUDIO_AMR_WB, "AMRWBEncoder" },
172    { MEDIA_MIMETYPE_AUDIO_AAC, "OMX.TI.AAC.encode" },
173    { MEDIA_MIMETYPE_AUDIO_AAC, "AACEncoder" },
174    { MEDIA_MIMETYPE_AUDIO_AAC, "OMX.PV.aacenc" },
175    { MEDIA_MIMETYPE_VIDEO_MPEG4, "OMX.qcom.video.encoder.mpeg4" },
176    { MEDIA_MIMETYPE_VIDEO_MPEG4, "OMX.TI.Video.encoder" },
177    { MEDIA_MIMETYPE_VIDEO_MPEG4, "OMX.PV.mpeg4enc" },
178    { MEDIA_MIMETYPE_VIDEO_H263, "OMX.qcom.video.encoder.h263" },
179    { MEDIA_MIMETYPE_VIDEO_H263, "OMX.TI.Video.encoder" },
180    { MEDIA_MIMETYPE_VIDEO_H263, "OMX.PV.h263enc" },
181    { MEDIA_MIMETYPE_VIDEO_AVC, "OMX.qcom.video.encoder.avc" },
182    { MEDIA_MIMETYPE_VIDEO_AVC, "OMX.TI.Video.encoder" },
183    { MEDIA_MIMETYPE_VIDEO_AVC, "OMX.PV.avcenc" },
184};
185
186#undef OPTIONAL
187
188#define CODEC_LOGI(x, ...) LOGI("[%s] "x, mComponentName, ##__VA_ARGS__)
189#define CODEC_LOGV(x, ...) LOGV("[%s] "x, mComponentName, ##__VA_ARGS__)
190#define CODEC_LOGE(x, ...) LOGE("[%s] "x, mComponentName, ##__VA_ARGS__)
191
192struct OMXCodecObserver : public BnOMXObserver {
193    OMXCodecObserver() {
194    }
195
196    void setCodec(const sp<OMXCodec> &target) {
197        mTarget = target;
198    }
199
200    // from IOMXObserver
201    virtual void onMessage(const omx_message &msg) {
202        sp<OMXCodec> codec = mTarget.promote();
203
204        if (codec.get() != NULL) {
205            codec->on_message(msg);
206        }
207    }
208
209protected:
210    virtual ~OMXCodecObserver() {}
211
212private:
213    wp<OMXCodec> mTarget;
214
215    OMXCodecObserver(const OMXCodecObserver &);
216    OMXCodecObserver &operator=(const OMXCodecObserver &);
217};
218
219static const char *GetCodec(const CodecInfo *info, size_t numInfos,
220                            const char *mime, int index) {
221    CHECK(index >= 0);
222    for(size_t i = 0; i < numInfos; ++i) {
223        if (!strcasecmp(mime, info[i].mime)) {
224            if (index == 0) {
225                return info[i].codec;
226            }
227
228            --index;
229        }
230    }
231
232    return NULL;
233}
234
235enum {
236    kAVCProfileBaseline      = 0x42,
237    kAVCProfileMain          = 0x4d,
238    kAVCProfileExtended      = 0x58,
239    kAVCProfileHigh          = 0x64,
240    kAVCProfileHigh10        = 0x6e,
241    kAVCProfileHigh422       = 0x7a,
242    kAVCProfileHigh444       = 0xf4,
243    kAVCProfileCAVLC444Intra = 0x2c
244};
245
246static const char *AVCProfileToString(uint8_t profile) {
247    switch (profile) {
248        case kAVCProfileBaseline:
249            return "Baseline";
250        case kAVCProfileMain:
251            return "Main";
252        case kAVCProfileExtended:
253            return "Extended";
254        case kAVCProfileHigh:
255            return "High";
256        case kAVCProfileHigh10:
257            return "High 10";
258        case kAVCProfileHigh422:
259            return "High 422";
260        case kAVCProfileHigh444:
261            return "High 444";
262        case kAVCProfileCAVLC444Intra:
263            return "CAVLC 444 Intra";
264        default:   return "Unknown";
265    }
266}
267
268template<class T>
269static void InitOMXParams(T *params) {
270    params->nSize = sizeof(T);
271    params->nVersion.s.nVersionMajor = 1;
272    params->nVersion.s.nVersionMinor = 0;
273    params->nVersion.s.nRevision = 0;
274    params->nVersion.s.nStep = 0;
275}
276
277static bool IsSoftwareCodec(const char *componentName) {
278    if (!strncmp("OMX.PV.", componentName, 7)) {
279        return true;
280    }
281
282    return false;
283}
284
285// A sort order in which non-OMX components are first,
286// followed by software codecs, i.e. OMX.PV.*, followed
287// by all the others.
288static int CompareSoftwareCodecsFirst(
289        const String8 *elem1, const String8 *elem2) {
290    bool isNotOMX1 = strncmp(elem1->string(), "OMX.", 4);
291    bool isNotOMX2 = strncmp(elem2->string(), "OMX.", 4);
292
293    if (isNotOMX1) {
294        if (isNotOMX2) { return 0; }
295        return -1;
296    }
297    if (isNotOMX2) {
298        return 1;
299    }
300
301    bool isSoftwareCodec1 = IsSoftwareCodec(elem1->string());
302    bool isSoftwareCodec2 = IsSoftwareCodec(elem2->string());
303
304    if (isSoftwareCodec1) {
305        if (isSoftwareCodec2) { return 0; }
306        return -1;
307    }
308
309    if (isSoftwareCodec2) {
310        return 1;
311    }
312
313    return 0;
314}
315
316// static
317uint32_t OMXCodec::getComponentQuirks(const char *componentName) {
318    uint32_t quirks = 0;
319
320    if (!strcmp(componentName, "OMX.PV.avcdec")) {
321        quirks |= kWantsNALFragments;
322    }
323    if (!strcmp(componentName, "OMX.TI.MP3.decode")) {
324        quirks |= kNeedsFlushBeforeDisable;
325        quirks |= kDecoderLiesAboutNumberOfChannels;
326    }
327    if (!strcmp(componentName, "OMX.TI.AAC.decode")) {
328        quirks |= kNeedsFlushBeforeDisable;
329        quirks |= kRequiresFlushCompleteEmulation;
330        quirks |= kSupportsMultipleFramesPerInputBuffer;
331    }
332    if (!strncmp(componentName, "OMX.qcom.video.encoder.", 23)) {
333        quirks |= kRequiresLoadedToIdleAfterAllocation;
334        quirks |= kRequiresAllocateBufferOnInputPorts;
335        quirks |= kRequiresAllocateBufferOnOutputPorts;
336    }
337    if (!strncmp(componentName, "OMX.qcom.video.decoder.", 23)) {
338        quirks |= kRequiresAllocateBufferOnOutputPorts;
339        quirks |= kDefersOutputBufferAllocation;
340    }
341
342    if (!strncmp(componentName, "OMX.TI.", 7)) {
343        // Apparently I must not use OMX_UseBuffer on either input or
344        // output ports on any of the TI components or quote:
345        // "(I) may have unexpected problem (sic) which can be timing related
346        //  and hard to reproduce."
347
348        quirks |= kRequiresAllocateBufferOnInputPorts;
349        quirks |= kRequiresAllocateBufferOnOutputPorts;
350        if (!strncmp(componentName, "OMX.TI.video.encoder", 20)) {
351            quirks |= kAvoidMemcopyInputRecordingFrames;
352        }
353    }
354
355    if (!strcmp(componentName, "OMX.TI.Video.Decoder")) {
356        quirks |= kInputBufferSizesAreBogus;
357    }
358
359    return quirks;
360}
361
362// static
363void OMXCodec::findMatchingCodecs(
364        const char *mime,
365        bool createEncoder, const char *matchComponentName,
366        uint32_t flags,
367        Vector<String8> *matchingCodecs) {
368    matchingCodecs->clear();
369
370    for (int index = 0;; ++index) {
371        const char *componentName;
372
373        if (createEncoder) {
374            componentName = GetCodec(
375                    kEncoderInfo,
376                    sizeof(kEncoderInfo) / sizeof(kEncoderInfo[0]),
377                    mime, index);
378        } else {
379            componentName = GetCodec(
380                    kDecoderInfo,
381                    sizeof(kDecoderInfo) / sizeof(kDecoderInfo[0]),
382                    mime, index);
383        }
384
385        if (!componentName) {
386            break;
387        }
388
389        // If a specific codec is requested, skip the non-matching ones.
390        if (matchComponentName && strcmp(componentName, matchComponentName)) {
391            continue;
392        }
393
394        matchingCodecs->push(String8(componentName));
395    }
396
397    if (flags & kPreferSoftwareCodecs) {
398        matchingCodecs->sort(CompareSoftwareCodecsFirst);
399    }
400}
401
402// static
403sp<MediaSource> OMXCodec::Create(
404        const sp<IOMX> &omx,
405        const sp<MetaData> &meta, bool createEncoder,
406        const sp<MediaSource> &source,
407        const char *matchComponentName,
408        uint32_t flags) {
409    const char *mime;
410    bool success = meta->findCString(kKeyMIMEType, &mime);
411    CHECK(success);
412
413    Vector<String8> matchingCodecs;
414    findMatchingCodecs(
415            mime, createEncoder, matchComponentName, flags, &matchingCodecs);
416
417    if (matchingCodecs.isEmpty()) {
418        return NULL;
419    }
420
421    sp<OMXCodecObserver> observer = new OMXCodecObserver;
422    IOMX::node_id node = 0;
423
424    const char *componentName;
425    for (size_t i = 0; i < matchingCodecs.size(); ++i) {
426        componentName = matchingCodecs[i].string();
427
428#if BUILD_WITH_FULL_STAGEFRIGHT
429        sp<MediaSource> softwareCodec = createEncoder?
430            InstantiateSoftwareEncoder(componentName, source, meta):
431            InstantiateSoftwareCodec(componentName, source);
432
433        if (softwareCodec != NULL) {
434            LOGV("Successfully allocated software codec '%s'", componentName);
435
436            return softwareCodec;
437        }
438#endif
439
440        LOGV("Attempting to allocate OMX node '%s'", componentName);
441
442        status_t err = omx->allocateNode(componentName, observer, &node);
443        if (err == OK) {
444            LOGV("Successfully allocated OMX node '%s'", componentName);
445
446            sp<OMXCodec> codec = new OMXCodec(
447                    omx, node, getComponentQuirks(componentName),
448                    createEncoder, mime, componentName,
449                    source);
450
451            observer->setCodec(codec);
452
453            err = codec->configureCodec(meta);
454
455            if (err == OK) {
456                return codec;
457            }
458
459            LOGV("Failed to configure codec '%s'", componentName);
460        }
461    }
462
463    return NULL;
464}
465
466status_t OMXCodec::configureCodec(const sp<MetaData> &meta) {
467    uint32_t type;
468    const void *data;
469    size_t size;
470    if (meta->findData(kKeyESDS, &type, &data, &size)) {
471        ESDS esds((const char *)data, size);
472        CHECK_EQ(esds.InitCheck(), OK);
473
474        const void *codec_specific_data;
475        size_t codec_specific_data_size;
476        esds.getCodecSpecificInfo(
477                &codec_specific_data, &codec_specific_data_size);
478
479        addCodecSpecificData(
480                codec_specific_data, codec_specific_data_size);
481    } else if (meta->findData(kKeyAVCC, &type, &data, &size)) {
482        // Parse the AVCDecoderConfigurationRecord
483
484        const uint8_t *ptr = (const uint8_t *)data;
485
486        CHECK(size >= 7);
487        CHECK_EQ(ptr[0], 1);  // configurationVersion == 1
488        uint8_t profile = ptr[1];
489        uint8_t level = ptr[3];
490
491        // There is decodable content out there that fails the following
492        // assertion, let's be lenient for now...
493        // CHECK((ptr[4] >> 2) == 0x3f);  // reserved
494
495        size_t lengthSize = 1 + (ptr[4] & 3);
496
497        // commented out check below as H264_QVGA_500_NO_AUDIO.3gp
498        // violates it...
499        // CHECK((ptr[5] >> 5) == 7);  // reserved
500
501        size_t numSeqParameterSets = ptr[5] & 31;
502
503        ptr += 6;
504        size -= 6;
505
506        for (size_t i = 0; i < numSeqParameterSets; ++i) {
507            CHECK(size >= 2);
508            size_t length = U16_AT(ptr);
509
510            ptr += 2;
511            size -= 2;
512
513            CHECK(size >= length);
514
515            addCodecSpecificData(ptr, length);
516
517            ptr += length;
518            size -= length;
519        }
520
521        CHECK(size >= 1);
522        size_t numPictureParameterSets = *ptr;
523        ++ptr;
524        --size;
525
526        for (size_t i = 0; i < numPictureParameterSets; ++i) {
527            CHECK(size >= 2);
528            size_t length = U16_AT(ptr);
529
530            ptr += 2;
531            size -= 2;
532
533            CHECK(size >= length);
534
535            addCodecSpecificData(ptr, length);
536
537            ptr += length;
538            size -= length;
539        }
540
541        LOGV("AVC profile = %d (%s), level = %d",
542             (int)profile, AVCProfileToString(profile), (int)level / 10);
543
544        if (!strcmp(mComponentName, "OMX.TI.Video.Decoder")
545            && (profile != kAVCProfileBaseline || level > 39)) {
546            // This stream exceeds the decoder's capabilities. The decoder
547            // does not handle this gracefully and would clobber the heap
548            // and wreak havoc instead...
549
550            LOGE("Profile and/or level exceed the decoder's capabilities.");
551            return ERROR_UNSUPPORTED;
552        }
553    }
554
555    int32_t bitRate = 0;
556    if (mIsEncoder) {
557        CHECK(meta->findInt32(kKeyBitRate, &bitRate));
558    }
559    if (!strcasecmp(MEDIA_MIMETYPE_AUDIO_AMR_NB, mMIME)) {
560        setAMRFormat(false /* isWAMR */, bitRate);
561    }
562    if (!strcasecmp(MEDIA_MIMETYPE_AUDIO_AMR_WB, mMIME)) {
563        setAMRFormat(true /* isWAMR */, bitRate);
564    }
565    if (!strcasecmp(MEDIA_MIMETYPE_AUDIO_AAC, mMIME)) {
566        int32_t numChannels, sampleRate;
567        CHECK(meta->findInt32(kKeyChannelCount, &numChannels));
568        CHECK(meta->findInt32(kKeySampleRate, &sampleRate));
569
570        setAACFormat(numChannels, sampleRate, bitRate);
571    }
572
573    if (!strncasecmp(mMIME, "video/", 6)) {
574
575        if (mIsEncoder) {
576            setVideoInputFormat(mMIME, meta);
577        } else {
578            int32_t width, height;
579            bool success = meta->findInt32(kKeyWidth, &width);
580            success = success && meta->findInt32(kKeyHeight, &height);
581            CHECK(success);
582            status_t err = setVideoOutputFormat(
583                    mMIME, width, height);
584
585            if (err != OK) {
586                return err;
587            }
588        }
589    }
590
591    if (!strcasecmp(mMIME, MEDIA_MIMETYPE_IMAGE_JPEG)
592        && !strcmp(mComponentName, "OMX.TI.JPEG.decode")) {
593        OMX_COLOR_FORMATTYPE format =
594            OMX_COLOR_Format32bitARGB8888;
595            // OMX_COLOR_FormatYUV420PackedPlanar;
596            // OMX_COLOR_FormatCbYCrY;
597            // OMX_COLOR_FormatYUV411Planar;
598
599        int32_t width, height;
600        bool success = meta->findInt32(kKeyWidth, &width);
601        success = success && meta->findInt32(kKeyHeight, &height);
602
603        int32_t compressedSize;
604        success = success && meta->findInt32(
605                kKeyMaxInputSize, &compressedSize);
606
607        CHECK(success);
608        CHECK(compressedSize > 0);
609
610        setImageOutputFormat(format, width, height);
611        setJPEGInputFormat(width, height, (OMX_U32)compressedSize);
612    }
613
614    int32_t maxInputSize;
615    if (meta->findInt32(kKeyMaxInputSize, &maxInputSize)) {
616        setMinBufferSize(kPortIndexInput, (OMX_U32)maxInputSize);
617    }
618
619    if (!strcmp(mComponentName, "OMX.TI.AMR.encode")
620        || !strcmp(mComponentName, "OMX.TI.WBAMR.encode")
621        || !strcmp(mComponentName, "OMX.TI.AAC.encode")) {
622        setMinBufferSize(kPortIndexOutput, 8192);  // XXX
623    }
624
625    initOutputFormat(meta);
626
627    return OK;
628}
629
630void OMXCodec::setMinBufferSize(OMX_U32 portIndex, OMX_U32 size) {
631    OMX_PARAM_PORTDEFINITIONTYPE def;
632    InitOMXParams(&def);
633    def.nPortIndex = portIndex;
634
635    status_t err = mOMX->getParameter(
636            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
637    CHECK_EQ(err, OK);
638
639    if ((portIndex == kPortIndexInput && (mQuirks & kInputBufferSizesAreBogus))
640        || (def.nBufferSize < size)) {
641        def.nBufferSize = size;
642    }
643
644    err = mOMX->setParameter(
645            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
646    CHECK_EQ(err, OK);
647
648    err = mOMX->getParameter(
649            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
650    CHECK_EQ(err, OK);
651
652    // Make sure the setting actually stuck.
653    if (portIndex == kPortIndexInput
654            && (mQuirks & kInputBufferSizesAreBogus)) {
655        CHECK_EQ(def.nBufferSize, size);
656    } else {
657        CHECK(def.nBufferSize >= size);
658    }
659}
660
661status_t OMXCodec::setVideoPortFormatType(
662        OMX_U32 portIndex,
663        OMX_VIDEO_CODINGTYPE compressionFormat,
664        OMX_COLOR_FORMATTYPE colorFormat) {
665    OMX_VIDEO_PARAM_PORTFORMATTYPE format;
666    InitOMXParams(&format);
667    format.nPortIndex = portIndex;
668    format.nIndex = 0;
669    bool found = false;
670
671    OMX_U32 index = 0;
672    for (;;) {
673        format.nIndex = index;
674        status_t err = mOMX->getParameter(
675                mNode, OMX_IndexParamVideoPortFormat,
676                &format, sizeof(format));
677
678        if (err != OK) {
679            return err;
680        }
681
682        // The following assertion is violated by TI's video decoder.
683        // CHECK_EQ(format.nIndex, index);
684
685#if 1
686        CODEC_LOGV("portIndex: %ld, index: %ld, eCompressionFormat=%d eColorFormat=%d",
687             portIndex,
688             index, format.eCompressionFormat, format.eColorFormat);
689#endif
690
691        if (!strcmp("OMX.TI.Video.encoder", mComponentName)) {
692            if (portIndex == kPortIndexInput
693                    && colorFormat == format.eColorFormat) {
694                // eCompressionFormat does not seem right.
695                found = true;
696                break;
697            }
698            if (portIndex == kPortIndexOutput
699                    && compressionFormat == format.eCompressionFormat) {
700                // eColorFormat does not seem right.
701                found = true;
702                break;
703            }
704        }
705
706        if (format.eCompressionFormat == compressionFormat
707            && format.eColorFormat == colorFormat) {
708            found = true;
709            break;
710        }
711
712        ++index;
713    }
714
715    if (!found) {
716        return UNKNOWN_ERROR;
717    }
718
719    CODEC_LOGV("found a match.");
720    status_t err = mOMX->setParameter(
721            mNode, OMX_IndexParamVideoPortFormat,
722            &format, sizeof(format));
723
724    return err;
725}
726
727static size_t getFrameSize(
728        OMX_COLOR_FORMATTYPE colorFormat, int32_t width, int32_t height) {
729    switch (colorFormat) {
730        case OMX_COLOR_FormatYCbYCr:
731        case OMX_COLOR_FormatCbYCrY:
732            return width * height * 2;
733
734        case OMX_COLOR_FormatYUV420Planar:
735        case OMX_COLOR_FormatYUV420SemiPlanar:
736            return (width * height * 3) / 2;
737
738        default:
739            CHECK(!"Should not be here. Unsupported color format.");
740            break;
741    }
742}
743
744void OMXCodec::setVideoInputFormat(
745        const char *mime, const sp<MetaData>& meta) {
746
747    int32_t width, height, frameRate, bitRate, stride, sliceHeight;
748    bool success = meta->findInt32(kKeyWidth, &width);
749    success = success && meta->findInt32(kKeyHeight, &height);
750    success = success && meta->findInt32(kKeySampleRate, &frameRate);
751    success = success && meta->findInt32(kKeyBitRate, &bitRate);
752    success = success && meta->findInt32(kKeyStride, &stride);
753    success = success && meta->findInt32(kKeySliceHeight, &sliceHeight);
754    CHECK(success);
755    CHECK(stride != 0);
756
757    OMX_VIDEO_CODINGTYPE compressionFormat = OMX_VIDEO_CodingUnused;
758    if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_AVC, mime)) {
759        compressionFormat = OMX_VIDEO_CodingAVC;
760    } else if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_MPEG4, mime)) {
761        compressionFormat = OMX_VIDEO_CodingMPEG4;
762    } else if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_H263, mime)) {
763        compressionFormat = OMX_VIDEO_CodingH263;
764    } else {
765        LOGE("Not a supported video mime type: %s", mime);
766        CHECK(!"Should not be here. Not a supported video mime type.");
767    }
768
769    OMX_COLOR_FORMATTYPE colorFormat = OMX_COLOR_FormatYUV420SemiPlanar;
770    if (!strcasecmp("OMX.TI.Video.encoder", mComponentName)) {
771        colorFormat = OMX_COLOR_FormatYCbYCr;
772    }
773
774    status_t err;
775    OMX_PARAM_PORTDEFINITIONTYPE def;
776    OMX_VIDEO_PORTDEFINITIONTYPE *video_def = &def.format.video;
777
778    //////////////////////// Input port /////////////////////////
779    CHECK_EQ(setVideoPortFormatType(
780            kPortIndexInput, OMX_VIDEO_CodingUnused,
781            colorFormat), OK);
782
783    InitOMXParams(&def);
784    def.nPortIndex = kPortIndexInput;
785
786    err = mOMX->getParameter(
787            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
788    CHECK_EQ(err, OK);
789
790    def.nBufferSize = getFrameSize(colorFormat,
791            stride > 0? stride: -stride, sliceHeight);
792
793    CHECK_EQ(def.eDomain, OMX_PortDomainVideo);
794
795    video_def->nFrameWidth = width;
796    video_def->nFrameHeight = height;
797    video_def->nStride = stride;
798    video_def->nSliceHeight = sliceHeight;
799    video_def->xFramerate = (frameRate << 16);  // Q16 format
800    video_def->eCompressionFormat = OMX_VIDEO_CodingUnused;
801    video_def->eColorFormat = colorFormat;
802
803    err = mOMX->setParameter(
804            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
805    CHECK_EQ(err, OK);
806
807    //////////////////////// Output port /////////////////////////
808    CHECK_EQ(setVideoPortFormatType(
809            kPortIndexOutput, compressionFormat, OMX_COLOR_FormatUnused),
810            OK);
811    InitOMXParams(&def);
812    def.nPortIndex = kPortIndexOutput;
813
814    err = mOMX->getParameter(
815            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
816
817    CHECK_EQ(err, OK);
818    CHECK_EQ(def.eDomain, OMX_PortDomainVideo);
819
820    video_def->nFrameWidth = width;
821    video_def->nFrameHeight = height;
822    video_def->xFramerate = (frameRate << 16);  // Q16 format
823    video_def->nBitrate = bitRate;  // Q16 format
824    video_def->eCompressionFormat = compressionFormat;
825    video_def->eColorFormat = OMX_COLOR_FormatUnused;
826
827    err = mOMX->setParameter(
828            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
829    CHECK_EQ(err, OK);
830
831    /////////////////// Codec-specific ////////////////////////
832    switch (compressionFormat) {
833        case OMX_VIDEO_CodingMPEG4:
834        {
835            CHECK_EQ(setupMPEG4EncoderParameters(meta), OK);
836            break;
837        }
838
839        case OMX_VIDEO_CodingH263:
840            break;
841
842        case OMX_VIDEO_CodingAVC:
843        {
844            CHECK_EQ(setupAVCEncoderParameters(meta), OK);
845            break;
846        }
847
848        default:
849            CHECK(!"Support for this compressionFormat to be implemented.");
850            break;
851    }
852}
853
854static OMX_U32 setPFramesSpacing(int32_t iFramesInterval, int32_t frameRate) {
855    if (iFramesInterval < 0) {
856        return 0xFFFFFFFF;
857    } else if (iFramesInterval == 0) {
858        return 0;
859    }
860    OMX_U32 ret = frameRate * iFramesInterval;
861    CHECK(ret > 1);
862    return ret;
863}
864
865status_t OMXCodec::setupMPEG4EncoderParameters(const sp<MetaData>& meta) {
866    int32_t iFramesInterval, frameRate, bitRate;
867    bool success = meta->findInt32(kKeyBitRate, &bitRate);
868    success = success && meta->findInt32(kKeySampleRate, &frameRate);
869    success = success && meta->findInt32(kKeyIFramesInterval, &iFramesInterval);
870    CHECK(success);
871    OMX_VIDEO_PARAM_MPEG4TYPE mpeg4type;
872    InitOMXParams(&mpeg4type);
873    mpeg4type.nPortIndex = kPortIndexOutput;
874
875    status_t err = mOMX->getParameter(
876            mNode, OMX_IndexParamVideoMpeg4, &mpeg4type, sizeof(mpeg4type));
877    CHECK_EQ(err, OK);
878
879    mpeg4type.nSliceHeaderSpacing = 0;
880    mpeg4type.bSVH = OMX_FALSE;
881    mpeg4type.bGov = OMX_FALSE;
882
883    mpeg4type.nAllowedPictureTypes =
884        OMX_VIDEO_PictureTypeI | OMX_VIDEO_PictureTypeP;
885
886    mpeg4type.nPFrames = setPFramesSpacing(iFramesInterval, frameRate);
887    if (mpeg4type.nPFrames == 0) {
888        mpeg4type.nAllowedPictureTypes = OMX_VIDEO_PictureTypeI;
889    }
890    mpeg4type.nBFrames = 0;
891    mpeg4type.nIDCVLCThreshold = 0;
892    mpeg4type.bACPred = OMX_TRUE;
893    mpeg4type.nMaxPacketSize = 256;
894    mpeg4type.nTimeIncRes = 1000;
895    mpeg4type.nHeaderExtension = 0;
896    mpeg4type.bReversibleVLC = OMX_FALSE;
897
898    mpeg4type.eProfile = OMX_VIDEO_MPEG4ProfileCore;
899    mpeg4type.eLevel = OMX_VIDEO_MPEG4Level2;
900
901    err = mOMX->setParameter(
902            mNode, OMX_IndexParamVideoMpeg4, &mpeg4type, sizeof(mpeg4type));
903    CHECK_EQ(err, OK);
904
905    // ----------------
906
907    OMX_VIDEO_PARAM_BITRATETYPE bitrateType;
908    InitOMXParams(&bitrateType);
909    bitrateType.nPortIndex = kPortIndexOutput;
910
911    err = mOMX->getParameter(
912            mNode, OMX_IndexParamVideoBitrate,
913            &bitrateType, sizeof(bitrateType));
914    CHECK_EQ(err, OK);
915
916    bitrateType.eControlRate = OMX_Video_ControlRateVariable;
917    bitrateType.nTargetBitrate = bitRate;
918
919    err = mOMX->setParameter(
920            mNode, OMX_IndexParamVideoBitrate,
921            &bitrateType, sizeof(bitrateType));
922    CHECK_EQ(err, OK);
923
924    // ----------------
925
926    OMX_VIDEO_PARAM_ERRORCORRECTIONTYPE errorCorrectionType;
927    InitOMXParams(&errorCorrectionType);
928    errorCorrectionType.nPortIndex = kPortIndexOutput;
929
930    err = mOMX->getParameter(
931            mNode, OMX_IndexParamVideoErrorCorrection,
932            &errorCorrectionType, sizeof(errorCorrectionType));
933    CHECK_EQ(err, OK);
934
935    errorCorrectionType.bEnableHEC = OMX_FALSE;
936    errorCorrectionType.bEnableResync = OMX_TRUE;
937    errorCorrectionType.nResynchMarkerSpacing = 256;
938    errorCorrectionType.bEnableDataPartitioning = OMX_FALSE;
939    errorCorrectionType.bEnableRVLC = OMX_FALSE;
940
941    err = mOMX->setParameter(
942            mNode, OMX_IndexParamVideoErrorCorrection,
943            &errorCorrectionType, sizeof(errorCorrectionType));
944    CHECK_EQ(err, OK);
945
946    return OK;
947}
948
949status_t OMXCodec::setupAVCEncoderParameters(const sp<MetaData>& meta) {
950    int32_t iFramesInterval, frameRate, bitRate;
951    bool success = meta->findInt32(kKeyBitRate, &bitRate);
952    success = success && meta->findInt32(kKeySampleRate, &frameRate);
953    success = success && meta->findInt32(kKeyIFramesInterval, &iFramesInterval);
954    CHECK(success);
955
956    OMX_VIDEO_PARAM_AVCTYPE h264type;
957    InitOMXParams(&h264type);
958    h264type.nPortIndex = kPortIndexOutput;
959
960    status_t err = mOMX->getParameter(
961            mNode, OMX_IndexParamVideoAvc, &h264type, sizeof(h264type));
962    CHECK_EQ(err, OK);
963
964    h264type.nAllowedPictureTypes =
965        OMX_VIDEO_PictureTypeI | OMX_VIDEO_PictureTypeP;
966
967    h264type.nSliceHeaderSpacing = 0;
968    h264type.nBFrames = 0;   // No B frames support yet
969    h264type.nPFrames = setPFramesSpacing(iFramesInterval, frameRate);
970    if (h264type.nPFrames == 0) {
971        h264type.nAllowedPictureTypes = OMX_VIDEO_PictureTypeI;
972    }
973    h264type.bUseHadamard = OMX_TRUE;
974    h264type.nRefFrames = 1;
975    h264type.nRefIdx10ActiveMinus1 = 0;
976    h264type.nRefIdx11ActiveMinus1 = 0;
977    h264type.bEnableUEP = OMX_FALSE;
978    h264type.bEnableFMO = OMX_FALSE;
979    h264type.bEnableASO = OMX_FALSE;
980    h264type.bEnableRS = OMX_FALSE;
981    h264type.bFrameMBsOnly = OMX_TRUE;
982    h264type.bMBAFF = OMX_FALSE;
983    h264type.bEntropyCodingCABAC = OMX_FALSE;
984    h264type.bWeightedPPrediction = OMX_FALSE;
985    h264type.bconstIpred = OMX_FALSE;
986    h264type.bDirect8x8Inference = OMX_FALSE;
987    h264type.bDirectSpatialTemporal = OMX_FALSE;
988    h264type.nCabacInitIdc = 0;
989    h264type.eLoopFilterMode = OMX_VIDEO_AVCLoopFilterEnable;
990
991    err = mOMX->setParameter(
992            mNode, OMX_IndexParamVideoAvc, &h264type, sizeof(h264type));
993    CHECK_EQ(err, OK);
994
995    OMX_VIDEO_PARAM_BITRATETYPE bitrateType;
996    InitOMXParams(&bitrateType);
997    bitrateType.nPortIndex = kPortIndexOutput;
998
999    err = mOMX->getParameter(
1000            mNode, OMX_IndexParamVideoBitrate,
1001            &bitrateType, sizeof(bitrateType));
1002    CHECK_EQ(err, OK);
1003
1004    bitrateType.eControlRate = OMX_Video_ControlRateVariable;
1005    bitrateType.nTargetBitrate = bitRate;
1006
1007    err = mOMX->setParameter(
1008            mNode, OMX_IndexParamVideoBitrate,
1009            &bitrateType, sizeof(bitrateType));
1010    CHECK_EQ(err, OK);
1011
1012    return OK;
1013}
1014
1015status_t OMXCodec::setVideoOutputFormat(
1016        const char *mime, OMX_U32 width, OMX_U32 height) {
1017    CODEC_LOGV("setVideoOutputFormat width=%ld, height=%ld", width, height);
1018
1019    OMX_VIDEO_CODINGTYPE compressionFormat = OMX_VIDEO_CodingUnused;
1020    if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_AVC, mime)) {
1021        compressionFormat = OMX_VIDEO_CodingAVC;
1022    } else if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_MPEG4, mime)) {
1023        compressionFormat = OMX_VIDEO_CodingMPEG4;
1024    } else if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_H263, mime)) {
1025        compressionFormat = OMX_VIDEO_CodingH263;
1026    } else {
1027        LOGE("Not a supported video mime type: %s", mime);
1028        CHECK(!"Should not be here. Not a supported video mime type.");
1029    }
1030
1031    status_t err = setVideoPortFormatType(
1032            kPortIndexInput, compressionFormat, OMX_COLOR_FormatUnused);
1033
1034    if (err != OK) {
1035        return err;
1036    }
1037
1038#if 1
1039    {
1040        OMX_VIDEO_PARAM_PORTFORMATTYPE format;
1041        InitOMXParams(&format);
1042        format.nPortIndex = kPortIndexOutput;
1043        format.nIndex = 0;
1044
1045        status_t err = mOMX->getParameter(
1046                mNode, OMX_IndexParamVideoPortFormat,
1047                &format, sizeof(format));
1048        CHECK_EQ(err, OK);
1049        CHECK_EQ(format.eCompressionFormat, OMX_VIDEO_CodingUnused);
1050
1051        static const int OMX_QCOM_COLOR_FormatYVU420SemiPlanar = 0x7FA30C00;
1052
1053        CHECK(format.eColorFormat == OMX_COLOR_FormatYUV420Planar
1054               || format.eColorFormat == OMX_COLOR_FormatYUV420SemiPlanar
1055               || format.eColorFormat == OMX_COLOR_FormatCbYCrY
1056               || format.eColorFormat == OMX_QCOM_COLOR_FormatYVU420SemiPlanar);
1057
1058        err = mOMX->setParameter(
1059                mNode, OMX_IndexParamVideoPortFormat,
1060                &format, sizeof(format));
1061
1062        if (err != OK) {
1063            return err;
1064        }
1065    }
1066#endif
1067
1068    OMX_PARAM_PORTDEFINITIONTYPE def;
1069    InitOMXParams(&def);
1070    def.nPortIndex = kPortIndexInput;
1071
1072    OMX_VIDEO_PORTDEFINITIONTYPE *video_def = &def.format.video;
1073
1074    err = mOMX->getParameter(
1075            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1076
1077    CHECK_EQ(err, OK);
1078
1079#if 1
1080    // XXX Need a (much) better heuristic to compute input buffer sizes.
1081    const size_t X = 64 * 1024;
1082    if (def.nBufferSize < X) {
1083        def.nBufferSize = X;
1084    }
1085#endif
1086
1087    CHECK_EQ(def.eDomain, OMX_PortDomainVideo);
1088
1089    video_def->nFrameWidth = width;
1090    video_def->nFrameHeight = height;
1091
1092    video_def->eCompressionFormat = compressionFormat;
1093    video_def->eColorFormat = OMX_COLOR_FormatUnused;
1094
1095    err = mOMX->setParameter(
1096            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1097
1098    if (err != OK) {
1099        return err;
1100    }
1101
1102    ////////////////////////////////////////////////////////////////////////////
1103
1104    InitOMXParams(&def);
1105    def.nPortIndex = kPortIndexOutput;
1106
1107    err = mOMX->getParameter(
1108            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1109    CHECK_EQ(err, OK);
1110    CHECK_EQ(def.eDomain, OMX_PortDomainVideo);
1111
1112#if 0
1113    def.nBufferSize =
1114        (((width + 15) & -16) * ((height + 15) & -16) * 3) / 2;  // YUV420
1115#endif
1116
1117    video_def->nFrameWidth = width;
1118    video_def->nFrameHeight = height;
1119
1120    err = mOMX->setParameter(
1121            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1122
1123    return err;
1124}
1125
1126OMXCodec::OMXCodec(
1127        const sp<IOMX> &omx, IOMX::node_id node, uint32_t quirks,
1128        bool isEncoder,
1129        const char *mime,
1130        const char *componentName,
1131        const sp<MediaSource> &source)
1132    : mOMX(omx),
1133      mOMXLivesLocally(omx->livesLocally(getpid())),
1134      mNode(node),
1135      mQuirks(quirks),
1136      mIsEncoder(isEncoder),
1137      mMIME(strdup(mime)),
1138      mComponentName(strdup(componentName)),
1139      mSource(source),
1140      mCodecSpecificDataIndex(0),
1141      mState(LOADED),
1142      mInitialBufferSubmit(true),
1143      mSignalledEOS(false),
1144      mNoMoreOutputData(false),
1145      mOutputPortSettingsHaveChanged(false),
1146      mSeekTimeUs(-1),
1147      mLeftOverBuffer(NULL) {
1148    mPortStatus[kPortIndexInput] = ENABLED;
1149    mPortStatus[kPortIndexOutput] = ENABLED;
1150
1151    setComponentRole();
1152}
1153
1154// static
1155void OMXCodec::setComponentRole(
1156        const sp<IOMX> &omx, IOMX::node_id node, bool isEncoder,
1157        const char *mime) {
1158    struct MimeToRole {
1159        const char *mime;
1160        const char *decoderRole;
1161        const char *encoderRole;
1162    };
1163
1164    static const MimeToRole kMimeToRole[] = {
1165        { MEDIA_MIMETYPE_AUDIO_MPEG,
1166            "audio_decoder.mp3", "audio_encoder.mp3" },
1167        { MEDIA_MIMETYPE_AUDIO_AMR_NB,
1168            "audio_decoder.amrnb", "audio_encoder.amrnb" },
1169        { MEDIA_MIMETYPE_AUDIO_AMR_WB,
1170            "audio_decoder.amrwb", "audio_encoder.amrwb" },
1171        { MEDIA_MIMETYPE_AUDIO_AAC,
1172            "audio_decoder.aac", "audio_encoder.aac" },
1173        { MEDIA_MIMETYPE_VIDEO_AVC,
1174            "video_decoder.avc", "video_encoder.avc" },
1175        { MEDIA_MIMETYPE_VIDEO_MPEG4,
1176            "video_decoder.mpeg4", "video_encoder.mpeg4" },
1177        { MEDIA_MIMETYPE_VIDEO_H263,
1178            "video_decoder.h263", "video_encoder.h263" },
1179    };
1180
1181    static const size_t kNumMimeToRole =
1182        sizeof(kMimeToRole) / sizeof(kMimeToRole[0]);
1183
1184    size_t i;
1185    for (i = 0; i < kNumMimeToRole; ++i) {
1186        if (!strcasecmp(mime, kMimeToRole[i].mime)) {
1187            break;
1188        }
1189    }
1190
1191    if (i == kNumMimeToRole) {
1192        return;
1193    }
1194
1195    const char *role =
1196        isEncoder ? kMimeToRole[i].encoderRole
1197                  : kMimeToRole[i].decoderRole;
1198
1199    if (role != NULL) {
1200        OMX_PARAM_COMPONENTROLETYPE roleParams;
1201        InitOMXParams(&roleParams);
1202
1203        strncpy((char *)roleParams.cRole,
1204                role, OMX_MAX_STRINGNAME_SIZE - 1);
1205
1206        roleParams.cRole[OMX_MAX_STRINGNAME_SIZE - 1] = '\0';
1207
1208        status_t err = omx->setParameter(
1209                node, OMX_IndexParamStandardComponentRole,
1210                &roleParams, sizeof(roleParams));
1211
1212        if (err != OK) {
1213            LOGW("Failed to set standard component role '%s'.", role);
1214        }
1215    }
1216}
1217
1218void OMXCodec::setComponentRole() {
1219    setComponentRole(mOMX, mNode, mIsEncoder, mMIME);
1220}
1221
1222OMXCodec::~OMXCodec() {
1223    CHECK(mState == LOADED || mState == ERROR);
1224
1225    status_t err = mOMX->freeNode(mNode);
1226    CHECK_EQ(err, OK);
1227
1228    mNode = NULL;
1229    setState(DEAD);
1230
1231    clearCodecSpecificData();
1232
1233    free(mComponentName);
1234    mComponentName = NULL;
1235
1236    free(mMIME);
1237    mMIME = NULL;
1238}
1239
1240status_t OMXCodec::init() {
1241    // mLock is held.
1242
1243    CHECK_EQ(mState, LOADED);
1244
1245    status_t err;
1246    if (!(mQuirks & kRequiresLoadedToIdleAfterAllocation)) {
1247        err = mOMX->sendCommand(mNode, OMX_CommandStateSet, OMX_StateIdle);
1248        CHECK_EQ(err, OK);
1249        setState(LOADED_TO_IDLE);
1250    }
1251
1252    err = allocateBuffers();
1253    CHECK_EQ(err, OK);
1254
1255    if (mQuirks & kRequiresLoadedToIdleAfterAllocation) {
1256        err = mOMX->sendCommand(mNode, OMX_CommandStateSet, OMX_StateIdle);
1257        CHECK_EQ(err, OK);
1258
1259        setState(LOADED_TO_IDLE);
1260    }
1261
1262    while (mState != EXECUTING && mState != ERROR) {
1263        mAsyncCompletion.wait(mLock);
1264    }
1265
1266    return mState == ERROR ? UNKNOWN_ERROR : OK;
1267}
1268
1269// static
1270bool OMXCodec::isIntermediateState(State state) {
1271    return state == LOADED_TO_IDLE
1272        || state == IDLE_TO_EXECUTING
1273        || state == EXECUTING_TO_IDLE
1274        || state == IDLE_TO_LOADED
1275        || state == RECONFIGURING;
1276}
1277
1278status_t OMXCodec::allocateBuffers() {
1279    status_t err = allocateBuffersOnPort(kPortIndexInput);
1280
1281    if (err != OK) {
1282        return err;
1283    }
1284
1285    return allocateBuffersOnPort(kPortIndexOutput);
1286}
1287
1288status_t OMXCodec::allocateBuffersOnPort(OMX_U32 portIndex) {
1289    OMX_PARAM_PORTDEFINITIONTYPE def;
1290    InitOMXParams(&def);
1291    def.nPortIndex = portIndex;
1292
1293    status_t err = mOMX->getParameter(
1294            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1295
1296    if (err != OK) {
1297        return err;
1298    }
1299
1300    size_t totalSize = def.nBufferCountActual * def.nBufferSize;
1301    mDealer[portIndex] = new MemoryDealer(totalSize, "OMXCodec");
1302
1303    for (OMX_U32 i = 0; i < def.nBufferCountActual; ++i) {
1304        sp<IMemory> mem = mDealer[portIndex]->allocate(def.nBufferSize);
1305        CHECK(mem.get() != NULL);
1306
1307        BufferInfo info;
1308        info.mData = NULL;
1309        info.mSize = def.nBufferSize;
1310
1311        IOMX::buffer_id buffer;
1312        if (portIndex == kPortIndexInput
1313                && (mQuirks & kRequiresAllocateBufferOnInputPorts)) {
1314            if (mOMXLivesLocally) {
1315                mem.clear();
1316
1317                err = mOMX->allocateBuffer(
1318                        mNode, portIndex, def.nBufferSize, &buffer,
1319                        &info.mData);
1320            } else {
1321                err = mOMX->allocateBufferWithBackup(
1322                        mNode, portIndex, mem, &buffer);
1323            }
1324        } else if (portIndex == kPortIndexOutput
1325                && (mQuirks & kRequiresAllocateBufferOnOutputPorts)) {
1326            if (mOMXLivesLocally) {
1327                mem.clear();
1328
1329                err = mOMX->allocateBuffer(
1330                        mNode, portIndex, def.nBufferSize, &buffer,
1331                        &info.mData);
1332            } else {
1333                err = mOMX->allocateBufferWithBackup(
1334                        mNode, portIndex, mem, &buffer);
1335            }
1336        } else {
1337            err = mOMX->useBuffer(mNode, portIndex, mem, &buffer);
1338        }
1339
1340        if (err != OK) {
1341            LOGE("allocate_buffer_with_backup failed");
1342            return err;
1343        }
1344
1345        if (mem != NULL) {
1346            info.mData = mem->pointer();
1347        }
1348
1349        info.mBuffer = buffer;
1350        info.mOwnedByComponent = false;
1351        info.mMem = mem;
1352        info.mMediaBuffer = NULL;
1353
1354        if (portIndex == kPortIndexOutput) {
1355            if (!(mOMXLivesLocally
1356                        && (mQuirks & kRequiresAllocateBufferOnOutputPorts)
1357                        && (mQuirks & kDefersOutputBufferAllocation))) {
1358                // If the node does not fill in the buffer ptr at this time,
1359                // we will defer creating the MediaBuffer until receiving
1360                // the first FILL_BUFFER_DONE notification instead.
1361                info.mMediaBuffer = new MediaBuffer(info.mData, info.mSize);
1362                info.mMediaBuffer->setObserver(this);
1363            }
1364        }
1365
1366        mPortBuffers[portIndex].push(info);
1367
1368        CODEC_LOGV("allocated buffer %p on %s port", buffer,
1369             portIndex == kPortIndexInput ? "input" : "output");
1370    }
1371
1372    // dumpPortStatus(portIndex);
1373
1374    return OK;
1375}
1376
1377void OMXCodec::on_message(const omx_message &msg) {
1378    Mutex::Autolock autoLock(mLock);
1379
1380    switch (msg.type) {
1381        case omx_message::EVENT:
1382        {
1383            onEvent(
1384                 msg.u.event_data.event, msg.u.event_data.data1,
1385                 msg.u.event_data.data2);
1386
1387            break;
1388        }
1389
1390        case omx_message::EMPTY_BUFFER_DONE:
1391        {
1392            IOMX::buffer_id buffer = msg.u.extended_buffer_data.buffer;
1393
1394            CODEC_LOGV("EMPTY_BUFFER_DONE(buffer: %p)", buffer);
1395
1396            Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexInput];
1397            size_t i = 0;
1398            while (i < buffers->size() && (*buffers)[i].mBuffer != buffer) {
1399                ++i;
1400            }
1401
1402            CHECK(i < buffers->size());
1403            if (!(*buffers)[i].mOwnedByComponent) {
1404                LOGW("We already own input buffer %p, yet received "
1405                     "an EMPTY_BUFFER_DONE.", buffer);
1406            }
1407
1408            buffers->editItemAt(i).mOwnedByComponent = false;
1409
1410            if (mPortStatus[kPortIndexInput] == DISABLING) {
1411                CODEC_LOGV("Port is disabled, freeing buffer %p", buffer);
1412
1413                status_t err =
1414                    mOMX->freeBuffer(mNode, kPortIndexInput, buffer);
1415                CHECK_EQ(err, OK);
1416
1417                buffers->removeAt(i);
1418            } else if (mState != ERROR
1419                    && mPortStatus[kPortIndexInput] != SHUTTING_DOWN) {
1420                CHECK_EQ(mPortStatus[kPortIndexInput], ENABLED);
1421                drainInputBuffer(&buffers->editItemAt(i));
1422            }
1423            break;
1424        }
1425
1426        case omx_message::FILL_BUFFER_DONE:
1427        {
1428            IOMX::buffer_id buffer = msg.u.extended_buffer_data.buffer;
1429            OMX_U32 flags = msg.u.extended_buffer_data.flags;
1430
1431            CODEC_LOGV("FILL_BUFFER_DONE(buffer: %p, size: %ld, flags: 0x%08lx, timestamp: %lld us (%.2f secs))",
1432                 buffer,
1433                 msg.u.extended_buffer_data.range_length,
1434                 flags,
1435                 msg.u.extended_buffer_data.timestamp,
1436                 msg.u.extended_buffer_data.timestamp / 1E6);
1437
1438            Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexOutput];
1439            size_t i = 0;
1440            while (i < buffers->size() && (*buffers)[i].mBuffer != buffer) {
1441                ++i;
1442            }
1443
1444            CHECK(i < buffers->size());
1445            BufferInfo *info = &buffers->editItemAt(i);
1446
1447            if (!info->mOwnedByComponent) {
1448                LOGW("We already own output buffer %p, yet received "
1449                     "a FILL_BUFFER_DONE.", buffer);
1450            }
1451
1452            info->mOwnedByComponent = false;
1453
1454            if (mPortStatus[kPortIndexOutput] == DISABLING) {
1455                CODEC_LOGV("Port is disabled, freeing buffer %p", buffer);
1456
1457                status_t err =
1458                    mOMX->freeBuffer(mNode, kPortIndexOutput, buffer);
1459                CHECK_EQ(err, OK);
1460
1461                buffers->removeAt(i);
1462#if 0
1463            } else if (mPortStatus[kPortIndexOutput] == ENABLED
1464                       && (flags & OMX_BUFFERFLAG_EOS)) {
1465                CODEC_LOGV("No more output data.");
1466                mNoMoreOutputData = true;
1467                mBufferFilled.signal();
1468#endif
1469            } else if (mPortStatus[kPortIndexOutput] != SHUTTING_DOWN) {
1470                CHECK_EQ(mPortStatus[kPortIndexOutput], ENABLED);
1471
1472                if (info->mMediaBuffer == NULL) {
1473                    CHECK(mOMXLivesLocally);
1474                    CHECK(mQuirks & kRequiresAllocateBufferOnOutputPorts);
1475                    CHECK(mQuirks & kDefersOutputBufferAllocation);
1476
1477                    // The qcom video decoders on Nexus don't actually allocate
1478                    // output buffer memory on a call to OMX_AllocateBuffer
1479                    // the "pBuffer" member of the OMX_BUFFERHEADERTYPE
1480                    // structure is only filled in later.
1481
1482                    info->mMediaBuffer = new MediaBuffer(
1483                            msg.u.extended_buffer_data.data_ptr,
1484                            info->mSize);
1485                    info->mMediaBuffer->setObserver(this);
1486                }
1487
1488                MediaBuffer *buffer = info->mMediaBuffer;
1489
1490                buffer->set_range(
1491                        msg.u.extended_buffer_data.range_offset,
1492                        msg.u.extended_buffer_data.range_length);
1493
1494                buffer->meta_data()->clear();
1495
1496                buffer->meta_data()->setInt64(
1497                        kKeyTime, msg.u.extended_buffer_data.timestamp);
1498
1499                if (msg.u.extended_buffer_data.flags & OMX_BUFFERFLAG_SYNCFRAME) {
1500                    buffer->meta_data()->setInt32(kKeyIsSyncFrame, true);
1501                }
1502                if (msg.u.extended_buffer_data.flags & OMX_BUFFERFLAG_CODECCONFIG) {
1503                    buffer->meta_data()->setInt32(kKeyIsCodecConfig, true);
1504                }
1505
1506                buffer->meta_data()->setPointer(
1507                        kKeyPlatformPrivate,
1508                        msg.u.extended_buffer_data.platform_private);
1509
1510                buffer->meta_data()->setPointer(
1511                        kKeyBufferID,
1512                        msg.u.extended_buffer_data.buffer);
1513
1514                mFilledBuffers.push_back(i);
1515                mBufferFilled.signal();
1516
1517                if (msg.u.extended_buffer_data.flags & OMX_BUFFERFLAG_EOS) {
1518                    CODEC_LOGV("No more output data.");
1519                    mNoMoreOutputData = true;
1520                }
1521            }
1522
1523            break;
1524        }
1525
1526        default:
1527        {
1528            CHECK(!"should not be here.");
1529            break;
1530        }
1531    }
1532}
1533
1534void OMXCodec::onEvent(OMX_EVENTTYPE event, OMX_U32 data1, OMX_U32 data2) {
1535    switch (event) {
1536        case OMX_EventCmdComplete:
1537        {
1538            onCmdComplete((OMX_COMMANDTYPE)data1, data2);
1539            break;
1540        }
1541
1542        case OMX_EventError:
1543        {
1544            LOGE("ERROR(0x%08lx, %ld)", data1, data2);
1545
1546            setState(ERROR);
1547            break;
1548        }
1549
1550        case OMX_EventPortSettingsChanged:
1551        {
1552            onPortSettingsChanged(data1);
1553            break;
1554        }
1555
1556#if 0
1557        case OMX_EventBufferFlag:
1558        {
1559            CODEC_LOGV("EVENT_BUFFER_FLAG(%ld)", data1);
1560
1561            if (data1 == kPortIndexOutput) {
1562                mNoMoreOutputData = true;
1563            }
1564            break;
1565        }
1566#endif
1567
1568        default:
1569        {
1570            CODEC_LOGV("EVENT(%d, %ld, %ld)", event, data1, data2);
1571            break;
1572        }
1573    }
1574}
1575
1576// Has the format changed in any way that the client would have to be aware of?
1577static bool formatHasNotablyChanged(
1578        const sp<MetaData> &from, const sp<MetaData> &to) {
1579    if (from.get() == NULL && to.get() == NULL) {
1580        return false;
1581    }
1582
1583    if ((from.get() == NULL && to.get() != NULL)
1584        || (from.get() != NULL && to.get() == NULL)) {
1585        return true;
1586    }
1587
1588    const char *mime_from, *mime_to;
1589    CHECK(from->findCString(kKeyMIMEType, &mime_from));
1590    CHECK(to->findCString(kKeyMIMEType, &mime_to));
1591
1592    if (strcasecmp(mime_from, mime_to)) {
1593        return true;
1594    }
1595
1596    if (!strcasecmp(mime_from, MEDIA_MIMETYPE_VIDEO_RAW)) {
1597        int32_t colorFormat_from, colorFormat_to;
1598        CHECK(from->findInt32(kKeyColorFormat, &colorFormat_from));
1599        CHECK(to->findInt32(kKeyColorFormat, &colorFormat_to));
1600
1601        if (colorFormat_from != colorFormat_to) {
1602            return true;
1603        }
1604
1605        int32_t width_from, width_to;
1606        CHECK(from->findInt32(kKeyWidth, &width_from));
1607        CHECK(to->findInt32(kKeyWidth, &width_to));
1608
1609        if (width_from != width_to) {
1610            return true;
1611        }
1612
1613        int32_t height_from, height_to;
1614        CHECK(from->findInt32(kKeyHeight, &height_from));
1615        CHECK(to->findInt32(kKeyHeight, &height_to));
1616
1617        if (height_from != height_to) {
1618            return true;
1619        }
1620    } else if (!strcasecmp(mime_from, MEDIA_MIMETYPE_AUDIO_RAW)) {
1621        int32_t numChannels_from, numChannels_to;
1622        CHECK(from->findInt32(kKeyChannelCount, &numChannels_from));
1623        CHECK(to->findInt32(kKeyChannelCount, &numChannels_to));
1624
1625        if (numChannels_from != numChannels_to) {
1626            return true;
1627        }
1628
1629        int32_t sampleRate_from, sampleRate_to;
1630        CHECK(from->findInt32(kKeySampleRate, &sampleRate_from));
1631        CHECK(to->findInt32(kKeySampleRate, &sampleRate_to));
1632
1633        if (sampleRate_from != sampleRate_to) {
1634            return true;
1635        }
1636    }
1637
1638    return false;
1639}
1640
1641void OMXCodec::onCmdComplete(OMX_COMMANDTYPE cmd, OMX_U32 data) {
1642    switch (cmd) {
1643        case OMX_CommandStateSet:
1644        {
1645            onStateChange((OMX_STATETYPE)data);
1646            break;
1647        }
1648
1649        case OMX_CommandPortDisable:
1650        {
1651            OMX_U32 portIndex = data;
1652            CODEC_LOGV("PORT_DISABLED(%ld)", portIndex);
1653
1654            CHECK(mState == EXECUTING || mState == RECONFIGURING);
1655            CHECK_EQ(mPortStatus[portIndex], DISABLING);
1656            CHECK_EQ(mPortBuffers[portIndex].size(), 0);
1657
1658            mPortStatus[portIndex] = DISABLED;
1659
1660            if (mState == RECONFIGURING) {
1661                CHECK_EQ(portIndex, kPortIndexOutput);
1662
1663                sp<MetaData> oldOutputFormat = mOutputFormat;
1664                initOutputFormat(mSource->getFormat());
1665
1666                // Don't notify clients if the output port settings change
1667                // wasn't of importance to them, i.e. it may be that just the
1668                // number of buffers has changed and nothing else.
1669                mOutputPortSettingsHaveChanged =
1670                    formatHasNotablyChanged(oldOutputFormat, mOutputFormat);
1671
1672                enablePortAsync(portIndex);
1673
1674                status_t err = allocateBuffersOnPort(portIndex);
1675                CHECK_EQ(err, OK);
1676            }
1677            break;
1678        }
1679
1680        case OMX_CommandPortEnable:
1681        {
1682            OMX_U32 portIndex = data;
1683            CODEC_LOGV("PORT_ENABLED(%ld)", portIndex);
1684
1685            CHECK(mState == EXECUTING || mState == RECONFIGURING);
1686            CHECK_EQ(mPortStatus[portIndex], ENABLING);
1687
1688            mPortStatus[portIndex] = ENABLED;
1689
1690            if (mState == RECONFIGURING) {
1691                CHECK_EQ(portIndex, kPortIndexOutput);
1692
1693                setState(EXECUTING);
1694
1695                fillOutputBuffers();
1696            }
1697            break;
1698        }
1699
1700        case OMX_CommandFlush:
1701        {
1702            OMX_U32 portIndex = data;
1703
1704            CODEC_LOGV("FLUSH_DONE(%ld)", portIndex);
1705
1706            CHECK_EQ(mPortStatus[portIndex], SHUTTING_DOWN);
1707            mPortStatus[portIndex] = ENABLED;
1708
1709            CHECK_EQ(countBuffersWeOwn(mPortBuffers[portIndex]),
1710                     mPortBuffers[portIndex].size());
1711
1712            if (mState == RECONFIGURING) {
1713                CHECK_EQ(portIndex, kPortIndexOutput);
1714
1715                disablePortAsync(portIndex);
1716            } else if (mState == EXECUTING_TO_IDLE) {
1717                if (mPortStatus[kPortIndexInput] == ENABLED
1718                    && mPortStatus[kPortIndexOutput] == ENABLED) {
1719                    CODEC_LOGV("Finished flushing both ports, now completing "
1720                         "transition from EXECUTING to IDLE.");
1721
1722                    mPortStatus[kPortIndexInput] = SHUTTING_DOWN;
1723                    mPortStatus[kPortIndexOutput] = SHUTTING_DOWN;
1724
1725                    status_t err =
1726                        mOMX->sendCommand(mNode, OMX_CommandStateSet, OMX_StateIdle);
1727                    CHECK_EQ(err, OK);
1728                }
1729            } else {
1730                // We're flushing both ports in preparation for seeking.
1731
1732                if (mPortStatus[kPortIndexInput] == ENABLED
1733                    && mPortStatus[kPortIndexOutput] == ENABLED) {
1734                    CODEC_LOGV("Finished flushing both ports, now continuing from"
1735                         " seek-time.");
1736
1737                    drainInputBuffers();
1738                    fillOutputBuffers();
1739                }
1740            }
1741
1742            break;
1743        }
1744
1745        default:
1746        {
1747            CODEC_LOGV("CMD_COMPLETE(%d, %ld)", cmd, data);
1748            break;
1749        }
1750    }
1751}
1752
1753void OMXCodec::onStateChange(OMX_STATETYPE newState) {
1754    CODEC_LOGV("onStateChange %d", newState);
1755
1756    switch (newState) {
1757        case OMX_StateIdle:
1758        {
1759            CODEC_LOGV("Now Idle.");
1760            if (mState == LOADED_TO_IDLE) {
1761                status_t err = mOMX->sendCommand(
1762                        mNode, OMX_CommandStateSet, OMX_StateExecuting);
1763
1764                CHECK_EQ(err, OK);
1765
1766                setState(IDLE_TO_EXECUTING);
1767            } else {
1768                CHECK_EQ(mState, EXECUTING_TO_IDLE);
1769
1770                CHECK_EQ(
1771                    countBuffersWeOwn(mPortBuffers[kPortIndexInput]),
1772                    mPortBuffers[kPortIndexInput].size());
1773
1774                CHECK_EQ(
1775                    countBuffersWeOwn(mPortBuffers[kPortIndexOutput]),
1776                    mPortBuffers[kPortIndexOutput].size());
1777
1778                status_t err = mOMX->sendCommand(
1779                        mNode, OMX_CommandStateSet, OMX_StateLoaded);
1780
1781                CHECK_EQ(err, OK);
1782
1783                err = freeBuffersOnPort(kPortIndexInput);
1784                CHECK_EQ(err, OK);
1785
1786                err = freeBuffersOnPort(kPortIndexOutput);
1787                CHECK_EQ(err, OK);
1788
1789                mPortStatus[kPortIndexInput] = ENABLED;
1790                mPortStatus[kPortIndexOutput] = ENABLED;
1791
1792                setState(IDLE_TO_LOADED);
1793            }
1794            break;
1795        }
1796
1797        case OMX_StateExecuting:
1798        {
1799            CHECK_EQ(mState, IDLE_TO_EXECUTING);
1800
1801            CODEC_LOGV("Now Executing.");
1802
1803            setState(EXECUTING);
1804
1805            // Buffers will be submitted to the component in the first
1806            // call to OMXCodec::read as mInitialBufferSubmit is true at
1807            // this point. This ensures that this on_message call returns,
1808            // releases the lock and ::init can notice the state change and
1809            // itself return.
1810            break;
1811        }
1812
1813        case OMX_StateLoaded:
1814        {
1815            CHECK_EQ(mState, IDLE_TO_LOADED);
1816
1817            CODEC_LOGV("Now Loaded.");
1818
1819            setState(LOADED);
1820            break;
1821        }
1822
1823        case OMX_StateInvalid:
1824        {
1825            setState(ERROR);
1826            break;
1827        }
1828
1829        default:
1830        {
1831            CHECK(!"should not be here.");
1832            break;
1833        }
1834    }
1835}
1836
1837// static
1838size_t OMXCodec::countBuffersWeOwn(const Vector<BufferInfo> &buffers) {
1839    size_t n = 0;
1840    for (size_t i = 0; i < buffers.size(); ++i) {
1841        if (!buffers[i].mOwnedByComponent) {
1842            ++n;
1843        }
1844    }
1845
1846    return n;
1847}
1848
1849status_t OMXCodec::freeBuffersOnPort(
1850        OMX_U32 portIndex, bool onlyThoseWeOwn) {
1851    Vector<BufferInfo> *buffers = &mPortBuffers[portIndex];
1852
1853    status_t stickyErr = OK;
1854
1855    for (size_t i = buffers->size(); i-- > 0;) {
1856        BufferInfo *info = &buffers->editItemAt(i);
1857
1858        if (onlyThoseWeOwn && info->mOwnedByComponent) {
1859            continue;
1860        }
1861
1862        CHECK_EQ(info->mOwnedByComponent, false);
1863
1864        CODEC_LOGV("freeing buffer %p on port %ld", info->mBuffer, portIndex);
1865
1866        status_t err =
1867            mOMX->freeBuffer(mNode, portIndex, info->mBuffer);
1868
1869        if (err != OK) {
1870            stickyErr = err;
1871        }
1872
1873        if (info->mMediaBuffer != NULL) {
1874            info->mMediaBuffer->setObserver(NULL);
1875
1876            // Make sure nobody but us owns this buffer at this point.
1877            CHECK_EQ(info->mMediaBuffer->refcount(), 0);
1878
1879            info->mMediaBuffer->release();
1880        }
1881
1882        buffers->removeAt(i);
1883    }
1884
1885    CHECK(onlyThoseWeOwn || buffers->isEmpty());
1886
1887    return stickyErr;
1888}
1889
1890void OMXCodec::onPortSettingsChanged(OMX_U32 portIndex) {
1891    CODEC_LOGV("PORT_SETTINGS_CHANGED(%ld)", portIndex);
1892
1893    CHECK_EQ(mState, EXECUTING);
1894    CHECK_EQ(portIndex, kPortIndexOutput);
1895    setState(RECONFIGURING);
1896
1897    if (mQuirks & kNeedsFlushBeforeDisable) {
1898        if (!flushPortAsync(portIndex)) {
1899            onCmdComplete(OMX_CommandFlush, portIndex);
1900        }
1901    } else {
1902        disablePortAsync(portIndex);
1903    }
1904}
1905
1906bool OMXCodec::flushPortAsync(OMX_U32 portIndex) {
1907    CHECK(mState == EXECUTING || mState == RECONFIGURING
1908            || mState == EXECUTING_TO_IDLE);
1909
1910    CODEC_LOGV("flushPortAsync(%ld): we own %d out of %d buffers already.",
1911         portIndex, countBuffersWeOwn(mPortBuffers[portIndex]),
1912         mPortBuffers[portIndex].size());
1913
1914    CHECK_EQ(mPortStatus[portIndex], ENABLED);
1915    mPortStatus[portIndex] = SHUTTING_DOWN;
1916
1917    if ((mQuirks & kRequiresFlushCompleteEmulation)
1918        && countBuffersWeOwn(mPortBuffers[portIndex])
1919                == mPortBuffers[portIndex].size()) {
1920        // No flush is necessary and this component fails to send a
1921        // flush-complete event in this case.
1922
1923        return false;
1924    }
1925
1926    status_t err =
1927        mOMX->sendCommand(mNode, OMX_CommandFlush, portIndex);
1928    CHECK_EQ(err, OK);
1929
1930    return true;
1931}
1932
1933void OMXCodec::disablePortAsync(OMX_U32 portIndex) {
1934    CHECK(mState == EXECUTING || mState == RECONFIGURING);
1935
1936    CHECK_EQ(mPortStatus[portIndex], ENABLED);
1937    mPortStatus[portIndex] = DISABLING;
1938
1939    status_t err =
1940        mOMX->sendCommand(mNode, OMX_CommandPortDisable, portIndex);
1941    CHECK_EQ(err, OK);
1942
1943    freeBuffersOnPort(portIndex, true);
1944}
1945
1946void OMXCodec::enablePortAsync(OMX_U32 portIndex) {
1947    CHECK(mState == EXECUTING || mState == RECONFIGURING);
1948
1949    CHECK_EQ(mPortStatus[portIndex], DISABLED);
1950    mPortStatus[portIndex] = ENABLING;
1951
1952    status_t err =
1953        mOMX->sendCommand(mNode, OMX_CommandPortEnable, portIndex);
1954    CHECK_EQ(err, OK);
1955}
1956
1957void OMXCodec::fillOutputBuffers() {
1958    CHECK_EQ(mState, EXECUTING);
1959
1960    // This is a workaround for some decoders not properly reporting
1961    // end-of-output-stream. If we own all input buffers and also own
1962    // all output buffers and we already signalled end-of-input-stream,
1963    // the end-of-output-stream is implied.
1964    if (mSignalledEOS
1965            && countBuffersWeOwn(mPortBuffers[kPortIndexInput])
1966                == mPortBuffers[kPortIndexInput].size()
1967            && countBuffersWeOwn(mPortBuffers[kPortIndexOutput])
1968                == mPortBuffers[kPortIndexOutput].size()) {
1969        mNoMoreOutputData = true;
1970        mBufferFilled.signal();
1971
1972        return;
1973    }
1974
1975    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexOutput];
1976    for (size_t i = 0; i < buffers->size(); ++i) {
1977        fillOutputBuffer(&buffers->editItemAt(i));
1978    }
1979}
1980
1981void OMXCodec::drainInputBuffers() {
1982    CHECK(mState == EXECUTING || mState == RECONFIGURING);
1983
1984    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexInput];
1985    for (size_t i = 0; i < buffers->size(); ++i) {
1986        drainInputBuffer(&buffers->editItemAt(i));
1987    }
1988}
1989
1990void OMXCodec::drainInputBuffer(BufferInfo *info) {
1991    CHECK_EQ(info->mOwnedByComponent, false);
1992
1993    if (mSignalledEOS) {
1994        return;
1995    }
1996
1997    if (mCodecSpecificDataIndex < mCodecSpecificData.size()) {
1998        const CodecSpecificData *specific =
1999            mCodecSpecificData[mCodecSpecificDataIndex];
2000
2001        size_t size = specific->mSize;
2002
2003        if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_AVC, mMIME)
2004                && !(mQuirks & kWantsNALFragments)) {
2005            static const uint8_t kNALStartCode[4] =
2006                    { 0x00, 0x00, 0x00, 0x01 };
2007
2008            CHECK(info->mSize >= specific->mSize + 4);
2009
2010            size += 4;
2011
2012            memcpy(info->mData, kNALStartCode, 4);
2013            memcpy((uint8_t *)info->mData + 4,
2014                   specific->mData, specific->mSize);
2015        } else {
2016            CHECK(info->mSize >= specific->mSize);
2017            memcpy(info->mData, specific->mData, specific->mSize);
2018        }
2019
2020        mNoMoreOutputData = false;
2021
2022        CODEC_LOGV("calling emptyBuffer with codec specific data");
2023
2024        status_t err = mOMX->emptyBuffer(
2025                mNode, info->mBuffer, 0, size,
2026                OMX_BUFFERFLAG_ENDOFFRAME | OMX_BUFFERFLAG_CODECCONFIG,
2027                0);
2028        CHECK_EQ(err, OK);
2029
2030        info->mOwnedByComponent = true;
2031
2032        ++mCodecSpecificDataIndex;
2033        return;
2034    }
2035
2036    status_t err;
2037
2038    bool signalEOS = false;
2039    int64_t timestampUs = 0;
2040
2041    size_t offset = 0;
2042    int32_t n = 0;
2043    for (;;) {
2044        MediaBuffer *srcBuffer;
2045        if (mSeekTimeUs >= 0) {
2046            if (mLeftOverBuffer) {
2047                mLeftOverBuffer->release();
2048                mLeftOverBuffer = NULL;
2049            }
2050
2051            MediaSource::ReadOptions options;
2052            options.setSeekTo(mSeekTimeUs);
2053
2054            mSeekTimeUs = -1;
2055            mBufferFilled.signal();
2056
2057            err = mSource->read(&srcBuffer, &options);
2058        } else if (mLeftOverBuffer) {
2059            srcBuffer = mLeftOverBuffer;
2060            mLeftOverBuffer = NULL;
2061
2062            err = OK;
2063        } else {
2064            err = mSource->read(&srcBuffer);
2065        }
2066
2067        if (err != OK) {
2068            signalEOS = true;
2069            mFinalStatus = err;
2070            mSignalledEOS = true;
2071            break;
2072        }
2073
2074        size_t remainingBytes = info->mSize - offset;
2075
2076        if (srcBuffer->range_length() > remainingBytes) {
2077            if (offset == 0) {
2078                CODEC_LOGE(
2079                     "Codec's input buffers are too small to accomodate "
2080                     "buffer read from source (info->mSize = %d, srcLength = %d)",
2081                     info->mSize, srcBuffer->range_length());
2082
2083                srcBuffer->release();
2084                srcBuffer = NULL;
2085
2086                setState(ERROR);
2087                return;
2088            }
2089
2090            mLeftOverBuffer = srcBuffer;
2091            break;
2092        }
2093
2094        if (mIsEncoder && (mQuirks & kAvoidMemcopyInputRecordingFrames)) {
2095            CHECK(mOMXLivesLocally && offset == 0);
2096            OMX_BUFFERHEADERTYPE *header = (OMX_BUFFERHEADERTYPE *) info->mBuffer;
2097            header->pBuffer = (OMX_U8 *) srcBuffer->data() + srcBuffer->range_offset();
2098        } else {
2099            memcpy((uint8_t *)info->mData + offset,
2100                    (const uint8_t *)srcBuffer->data() + srcBuffer->range_offset(),
2101                    srcBuffer->range_length());
2102        }
2103
2104        int64_t lastBufferTimeUs;
2105        CHECK(srcBuffer->meta_data()->findInt64(kKeyTime, &lastBufferTimeUs));
2106        CHECK(timestampUs >= 0);
2107
2108        if (offset == 0) {
2109            timestampUs = lastBufferTimeUs;
2110        }
2111
2112        offset += srcBuffer->range_length();
2113
2114        srcBuffer->release();
2115        srcBuffer = NULL;
2116
2117        ++n;
2118
2119        if (!(mQuirks & kSupportsMultipleFramesPerInputBuffer)) {
2120            break;
2121        }
2122
2123        int64_t coalescedDurationUs = lastBufferTimeUs - timestampUs;
2124
2125        if (coalescedDurationUs > 250000ll) {
2126            // Don't coalesce more than 250ms worth of encoded data at once.
2127            break;
2128        }
2129    }
2130
2131    if (n > 1) {
2132        LOGV("coalesced %d frames into one input buffer", n);
2133    }
2134
2135    OMX_U32 flags = OMX_BUFFERFLAG_ENDOFFRAME;
2136
2137    if (signalEOS) {
2138        flags |= OMX_BUFFERFLAG_EOS;
2139    } else {
2140        mNoMoreOutputData = false;
2141    }
2142
2143    CODEC_LOGV("Calling emptyBuffer on buffer %p (length %d), "
2144               "timestamp %lld us (%.2f secs)",
2145               info->mBuffer, offset,
2146               timestampUs, timestampUs / 1E6);
2147
2148    err = mOMX->emptyBuffer(
2149            mNode, info->mBuffer, 0, offset,
2150            flags, timestampUs);
2151
2152    if (err != OK) {
2153        setState(ERROR);
2154        return;
2155    }
2156
2157    info->mOwnedByComponent = true;
2158
2159    // This component does not ever signal the EOS flag on output buffers,
2160    // Thanks for nothing.
2161    if (mSignalledEOS && !strcmp(mComponentName, "OMX.TI.Video.encoder")) {
2162        mNoMoreOutputData = true;
2163        mBufferFilled.signal();
2164    }
2165}
2166
2167void OMXCodec::fillOutputBuffer(BufferInfo *info) {
2168    CHECK_EQ(info->mOwnedByComponent, false);
2169
2170    if (mNoMoreOutputData) {
2171        CODEC_LOGV("There is no more output data available, not "
2172             "calling fillOutputBuffer");
2173        return;
2174    }
2175
2176    CODEC_LOGV("Calling fill_buffer on buffer %p", info->mBuffer);
2177    status_t err = mOMX->fillBuffer(mNode, info->mBuffer);
2178
2179    if (err != OK) {
2180        CODEC_LOGE("fillBuffer failed w/ error 0x%08x", err);
2181
2182        setState(ERROR);
2183        return;
2184    }
2185
2186    info->mOwnedByComponent = true;
2187}
2188
2189void OMXCodec::drainInputBuffer(IOMX::buffer_id buffer) {
2190    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexInput];
2191    for (size_t i = 0; i < buffers->size(); ++i) {
2192        if ((*buffers)[i].mBuffer == buffer) {
2193            drainInputBuffer(&buffers->editItemAt(i));
2194            return;
2195        }
2196    }
2197
2198    CHECK(!"should not be here.");
2199}
2200
2201void OMXCodec::fillOutputBuffer(IOMX::buffer_id buffer) {
2202    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexOutput];
2203    for (size_t i = 0; i < buffers->size(); ++i) {
2204        if ((*buffers)[i].mBuffer == buffer) {
2205            fillOutputBuffer(&buffers->editItemAt(i));
2206            return;
2207        }
2208    }
2209
2210    CHECK(!"should not be here.");
2211}
2212
2213void OMXCodec::setState(State newState) {
2214    mState = newState;
2215    mAsyncCompletion.signal();
2216
2217    // This may cause some spurious wakeups but is necessary to
2218    // unblock the reader if we enter ERROR state.
2219    mBufferFilled.signal();
2220}
2221
2222void OMXCodec::setRawAudioFormat(
2223        OMX_U32 portIndex, int32_t sampleRate, int32_t numChannels) {
2224
2225    // port definition
2226    OMX_PARAM_PORTDEFINITIONTYPE def;
2227    InitOMXParams(&def);
2228    def.nPortIndex = portIndex;
2229    status_t err = mOMX->getParameter(
2230            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
2231    CHECK_EQ(err, OK);
2232    def.format.audio.eEncoding = OMX_AUDIO_CodingPCM;
2233    CHECK_EQ(mOMX->setParameter(mNode, OMX_IndexParamPortDefinition,
2234            &def, sizeof(def)), OK);
2235
2236    // pcm param
2237    OMX_AUDIO_PARAM_PCMMODETYPE pcmParams;
2238    InitOMXParams(&pcmParams);
2239    pcmParams.nPortIndex = portIndex;
2240
2241    err = mOMX->getParameter(
2242            mNode, OMX_IndexParamAudioPcm, &pcmParams, sizeof(pcmParams));
2243
2244    CHECK_EQ(err, OK);
2245
2246    pcmParams.nChannels = numChannels;
2247    pcmParams.eNumData = OMX_NumericalDataSigned;
2248    pcmParams.bInterleaved = OMX_TRUE;
2249    pcmParams.nBitPerSample = 16;
2250    pcmParams.nSamplingRate = sampleRate;
2251    pcmParams.ePCMMode = OMX_AUDIO_PCMModeLinear;
2252
2253    if (numChannels == 1) {
2254        pcmParams.eChannelMapping[0] = OMX_AUDIO_ChannelCF;
2255    } else {
2256        CHECK_EQ(numChannels, 2);
2257
2258        pcmParams.eChannelMapping[0] = OMX_AUDIO_ChannelLF;
2259        pcmParams.eChannelMapping[1] = OMX_AUDIO_ChannelRF;
2260    }
2261
2262    err = mOMX->setParameter(
2263            mNode, OMX_IndexParamAudioPcm, &pcmParams, sizeof(pcmParams));
2264
2265    CHECK_EQ(err, OK);
2266}
2267
2268static OMX_AUDIO_AMRBANDMODETYPE pickModeFromBitRate(bool isAMRWB, int32_t bps) {
2269    if (isAMRWB) {
2270        if (bps <= 6600) {
2271            return OMX_AUDIO_AMRBandModeWB0;
2272        } else if (bps <= 8850) {
2273            return OMX_AUDIO_AMRBandModeWB1;
2274        } else if (bps <= 12650) {
2275            return OMX_AUDIO_AMRBandModeWB2;
2276        } else if (bps <= 14250) {
2277            return OMX_AUDIO_AMRBandModeWB3;
2278        } else if (bps <= 15850) {
2279            return OMX_AUDIO_AMRBandModeWB4;
2280        } else if (bps <= 18250) {
2281            return OMX_AUDIO_AMRBandModeWB5;
2282        } else if (bps <= 19850) {
2283            return OMX_AUDIO_AMRBandModeWB6;
2284        } else if (bps <= 23050) {
2285            return OMX_AUDIO_AMRBandModeWB7;
2286        }
2287
2288        // 23850 bps
2289        return OMX_AUDIO_AMRBandModeWB8;
2290    } else {  // AMRNB
2291        if (bps <= 4750) {
2292            return OMX_AUDIO_AMRBandModeNB0;
2293        } else if (bps <= 5150) {
2294            return OMX_AUDIO_AMRBandModeNB1;
2295        } else if (bps <= 5900) {
2296            return OMX_AUDIO_AMRBandModeNB2;
2297        } else if (bps <= 6700) {
2298            return OMX_AUDIO_AMRBandModeNB3;
2299        } else if (bps <= 7400) {
2300            return OMX_AUDIO_AMRBandModeNB4;
2301        } else if (bps <= 7950) {
2302            return OMX_AUDIO_AMRBandModeNB5;
2303        } else if (bps <= 10200) {
2304            return OMX_AUDIO_AMRBandModeNB6;
2305        }
2306
2307        // 12200 bps
2308        return OMX_AUDIO_AMRBandModeNB7;
2309    }
2310}
2311
2312void OMXCodec::setAMRFormat(bool isWAMR, int32_t bitRate) {
2313    OMX_U32 portIndex = mIsEncoder ? kPortIndexOutput : kPortIndexInput;
2314
2315    OMX_AUDIO_PARAM_AMRTYPE def;
2316    InitOMXParams(&def);
2317    def.nPortIndex = portIndex;
2318
2319    status_t err =
2320        mOMX->getParameter(mNode, OMX_IndexParamAudioAmr, &def, sizeof(def));
2321
2322    CHECK_EQ(err, OK);
2323
2324    def.eAMRFrameFormat = OMX_AUDIO_AMRFrameFormatFSF;
2325
2326    def.eAMRBandMode = pickModeFromBitRate(isWAMR, bitRate);
2327    err = mOMX->setParameter(mNode, OMX_IndexParamAudioAmr, &def, sizeof(def));
2328    CHECK_EQ(err, OK);
2329
2330    ////////////////////////
2331
2332    if (mIsEncoder) {
2333        sp<MetaData> format = mSource->getFormat();
2334        int32_t sampleRate;
2335        int32_t numChannels;
2336        CHECK(format->findInt32(kKeySampleRate, &sampleRate));
2337        CHECK(format->findInt32(kKeyChannelCount, &numChannels));
2338
2339        setRawAudioFormat(kPortIndexInput, sampleRate, numChannels);
2340    }
2341}
2342
2343void OMXCodec::setAACFormat(int32_t numChannels, int32_t sampleRate, int32_t bitRate) {
2344    CHECK(numChannels == 1 || numChannels == 2);
2345    if (mIsEncoder) {
2346        //////////////// input port ////////////////////
2347        setRawAudioFormat(kPortIndexInput, sampleRate, numChannels);
2348
2349        //////////////// output port ////////////////////
2350        // format
2351        OMX_AUDIO_PARAM_PORTFORMATTYPE format;
2352        format.nPortIndex = kPortIndexOutput;
2353        format.nIndex = 0;
2354        status_t err = OMX_ErrorNone;
2355        while (OMX_ErrorNone == err) {
2356            CHECK_EQ(mOMX->getParameter(mNode, OMX_IndexParamAudioPortFormat,
2357                    &format, sizeof(format)), OK);
2358            if (format.eEncoding == OMX_AUDIO_CodingAAC) {
2359                break;
2360            }
2361            format.nIndex++;
2362        }
2363        CHECK_EQ(OK, err);
2364        CHECK_EQ(mOMX->setParameter(mNode, OMX_IndexParamAudioPortFormat,
2365                &format, sizeof(format)), OK);
2366
2367        // port definition
2368        OMX_PARAM_PORTDEFINITIONTYPE def;
2369        InitOMXParams(&def);
2370        def.nPortIndex = kPortIndexOutput;
2371        CHECK_EQ(mOMX->getParameter(mNode, OMX_IndexParamPortDefinition,
2372                &def, sizeof(def)), OK);
2373        def.format.audio.bFlagErrorConcealment = OMX_TRUE;
2374        def.format.audio.eEncoding = OMX_AUDIO_CodingAAC;
2375        CHECK_EQ(mOMX->setParameter(mNode, OMX_IndexParamPortDefinition,
2376                &def, sizeof(def)), OK);
2377
2378        // profile
2379        OMX_AUDIO_PARAM_AACPROFILETYPE profile;
2380        InitOMXParams(&profile);
2381        profile.nPortIndex = kPortIndexOutput;
2382        CHECK_EQ(mOMX->getParameter(mNode, OMX_IndexParamAudioAac,
2383                &profile, sizeof(profile)), OK);
2384        profile.nChannels = numChannels;
2385        profile.eChannelMode = (numChannels == 1?
2386                OMX_AUDIO_ChannelModeMono: OMX_AUDIO_ChannelModeStereo);
2387        profile.nSampleRate = sampleRate;
2388        profile.nBitRate = bitRate;
2389        profile.nAudioBandWidth = 0;
2390        profile.nFrameLength = 0;
2391        profile.nAACtools = OMX_AUDIO_AACToolAll;
2392        profile.nAACERtools = OMX_AUDIO_AACERNone;
2393        profile.eAACProfile = OMX_AUDIO_AACObjectLC;
2394        profile.eAACStreamFormat = OMX_AUDIO_AACStreamFormatMP4FF;
2395        CHECK_EQ(mOMX->setParameter(mNode, OMX_IndexParamAudioAac,
2396                &profile, sizeof(profile)), OK);
2397
2398    } else {
2399        OMX_AUDIO_PARAM_AACPROFILETYPE profile;
2400        InitOMXParams(&profile);
2401        profile.nPortIndex = kPortIndexInput;
2402
2403        status_t err = mOMX->getParameter(
2404                mNode, OMX_IndexParamAudioAac, &profile, sizeof(profile));
2405        CHECK_EQ(err, OK);
2406
2407        profile.nChannels = numChannels;
2408        profile.nSampleRate = sampleRate;
2409        profile.eAACStreamFormat = OMX_AUDIO_AACStreamFormatMP4ADTS;
2410
2411        err = mOMX->setParameter(
2412                mNode, OMX_IndexParamAudioAac, &profile, sizeof(profile));
2413        CHECK_EQ(err, OK);
2414    }
2415}
2416
2417void OMXCodec::setImageOutputFormat(
2418        OMX_COLOR_FORMATTYPE format, OMX_U32 width, OMX_U32 height) {
2419    CODEC_LOGV("setImageOutputFormat(%ld, %ld)", width, height);
2420
2421#if 0
2422    OMX_INDEXTYPE index;
2423    status_t err = mOMX->get_extension_index(
2424            mNode, "OMX.TI.JPEG.decode.Config.OutputColorFormat", &index);
2425    CHECK_EQ(err, OK);
2426
2427    err = mOMX->set_config(mNode, index, &format, sizeof(format));
2428    CHECK_EQ(err, OK);
2429#endif
2430
2431    OMX_PARAM_PORTDEFINITIONTYPE def;
2432    InitOMXParams(&def);
2433    def.nPortIndex = kPortIndexOutput;
2434
2435    status_t err = mOMX->getParameter(
2436            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
2437    CHECK_EQ(err, OK);
2438
2439    CHECK_EQ(def.eDomain, OMX_PortDomainImage);
2440
2441    OMX_IMAGE_PORTDEFINITIONTYPE *imageDef = &def.format.image;
2442
2443    CHECK_EQ(imageDef->eCompressionFormat, OMX_IMAGE_CodingUnused);
2444    imageDef->eColorFormat = format;
2445    imageDef->nFrameWidth = width;
2446    imageDef->nFrameHeight = height;
2447
2448    switch (format) {
2449        case OMX_COLOR_FormatYUV420PackedPlanar:
2450        case OMX_COLOR_FormatYUV411Planar:
2451        {
2452            def.nBufferSize = (width * height * 3) / 2;
2453            break;
2454        }
2455
2456        case OMX_COLOR_FormatCbYCrY:
2457        {
2458            def.nBufferSize = width * height * 2;
2459            break;
2460        }
2461
2462        case OMX_COLOR_Format32bitARGB8888:
2463        {
2464            def.nBufferSize = width * height * 4;
2465            break;
2466        }
2467
2468        case OMX_COLOR_Format16bitARGB4444:
2469        case OMX_COLOR_Format16bitARGB1555:
2470        case OMX_COLOR_Format16bitRGB565:
2471        case OMX_COLOR_Format16bitBGR565:
2472        {
2473            def.nBufferSize = width * height * 2;
2474            break;
2475        }
2476
2477        default:
2478            CHECK(!"Should not be here. Unknown color format.");
2479            break;
2480    }
2481
2482    def.nBufferCountActual = def.nBufferCountMin;
2483
2484    err = mOMX->setParameter(
2485            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
2486    CHECK_EQ(err, OK);
2487}
2488
2489void OMXCodec::setJPEGInputFormat(
2490        OMX_U32 width, OMX_U32 height, OMX_U32 compressedSize) {
2491    OMX_PARAM_PORTDEFINITIONTYPE def;
2492    InitOMXParams(&def);
2493    def.nPortIndex = kPortIndexInput;
2494
2495    status_t err = mOMX->getParameter(
2496            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
2497    CHECK_EQ(err, OK);
2498
2499    CHECK_EQ(def.eDomain, OMX_PortDomainImage);
2500    OMX_IMAGE_PORTDEFINITIONTYPE *imageDef = &def.format.image;
2501
2502    CHECK_EQ(imageDef->eCompressionFormat, OMX_IMAGE_CodingJPEG);
2503    imageDef->nFrameWidth = width;
2504    imageDef->nFrameHeight = height;
2505
2506    def.nBufferSize = compressedSize;
2507    def.nBufferCountActual = def.nBufferCountMin;
2508
2509    err = mOMX->setParameter(
2510            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
2511    CHECK_EQ(err, OK);
2512}
2513
2514void OMXCodec::addCodecSpecificData(const void *data, size_t size) {
2515    CodecSpecificData *specific =
2516        (CodecSpecificData *)malloc(sizeof(CodecSpecificData) + size - 1);
2517
2518    specific->mSize = size;
2519    memcpy(specific->mData, data, size);
2520
2521    mCodecSpecificData.push(specific);
2522}
2523
2524void OMXCodec::clearCodecSpecificData() {
2525    for (size_t i = 0; i < mCodecSpecificData.size(); ++i) {
2526        free(mCodecSpecificData.editItemAt(i));
2527    }
2528    mCodecSpecificData.clear();
2529    mCodecSpecificDataIndex = 0;
2530}
2531
2532status_t OMXCodec::start(MetaData *) {
2533    Mutex::Autolock autoLock(mLock);
2534
2535    if (mState != LOADED) {
2536        return UNKNOWN_ERROR;
2537    }
2538
2539    sp<MetaData> params = new MetaData;
2540    if (mQuirks & kWantsNALFragments) {
2541        params->setInt32(kKeyWantsNALFragments, true);
2542    }
2543    status_t err = mSource->start(params.get());
2544
2545    if (err != OK) {
2546        return err;
2547    }
2548
2549    mCodecSpecificDataIndex = 0;
2550    mInitialBufferSubmit = true;
2551    mSignalledEOS = false;
2552    mNoMoreOutputData = false;
2553    mOutputPortSettingsHaveChanged = false;
2554    mSeekTimeUs = -1;
2555    mFilledBuffers.clear();
2556
2557    return init();
2558}
2559
2560status_t OMXCodec::stop() {
2561    CODEC_LOGV("stop mState=%d", mState);
2562
2563    Mutex::Autolock autoLock(mLock);
2564
2565    while (isIntermediateState(mState)) {
2566        mAsyncCompletion.wait(mLock);
2567    }
2568
2569    switch (mState) {
2570        case LOADED:
2571        case ERROR:
2572            break;
2573
2574        case EXECUTING:
2575        {
2576            setState(EXECUTING_TO_IDLE);
2577
2578            if (mQuirks & kRequiresFlushBeforeShutdown) {
2579                CODEC_LOGV("This component requires a flush before transitioning "
2580                     "from EXECUTING to IDLE...");
2581
2582                bool emulateInputFlushCompletion =
2583                    !flushPortAsync(kPortIndexInput);
2584
2585                bool emulateOutputFlushCompletion =
2586                    !flushPortAsync(kPortIndexOutput);
2587
2588                if (emulateInputFlushCompletion) {
2589                    onCmdComplete(OMX_CommandFlush, kPortIndexInput);
2590                }
2591
2592                if (emulateOutputFlushCompletion) {
2593                    onCmdComplete(OMX_CommandFlush, kPortIndexOutput);
2594                }
2595            } else {
2596                mPortStatus[kPortIndexInput] = SHUTTING_DOWN;
2597                mPortStatus[kPortIndexOutput] = SHUTTING_DOWN;
2598
2599                status_t err =
2600                    mOMX->sendCommand(mNode, OMX_CommandStateSet, OMX_StateIdle);
2601                CHECK_EQ(err, OK);
2602            }
2603
2604            while (mState != LOADED && mState != ERROR) {
2605                mAsyncCompletion.wait(mLock);
2606            }
2607
2608            break;
2609        }
2610
2611        default:
2612        {
2613            CHECK(!"should not be here.");
2614            break;
2615        }
2616    }
2617
2618    if (mLeftOverBuffer) {
2619        mLeftOverBuffer->release();
2620        mLeftOverBuffer = NULL;
2621    }
2622
2623    mSource->stop();
2624
2625    CODEC_LOGV("stopped");
2626
2627    return OK;
2628}
2629
2630sp<MetaData> OMXCodec::getFormat() {
2631    Mutex::Autolock autoLock(mLock);
2632
2633    return mOutputFormat;
2634}
2635
2636status_t OMXCodec::read(
2637        MediaBuffer **buffer, const ReadOptions *options) {
2638    *buffer = NULL;
2639
2640    Mutex::Autolock autoLock(mLock);
2641
2642    if (mState != EXECUTING && mState != RECONFIGURING) {
2643        return UNKNOWN_ERROR;
2644    }
2645
2646    bool seeking = false;
2647    int64_t seekTimeUs;
2648    if (options && options->getSeekTo(&seekTimeUs)) {
2649        seeking = true;
2650    }
2651
2652    if (mInitialBufferSubmit) {
2653        mInitialBufferSubmit = false;
2654
2655        if (seeking) {
2656            CHECK(seekTimeUs >= 0);
2657            mSeekTimeUs = seekTimeUs;
2658
2659            // There's no reason to trigger the code below, there's
2660            // nothing to flush yet.
2661            seeking = false;
2662        }
2663
2664        drainInputBuffers();
2665
2666        if (mState == EXECUTING) {
2667            // Otherwise mState == RECONFIGURING and this code will trigger
2668            // after the output port is reenabled.
2669            fillOutputBuffers();
2670        }
2671    }
2672
2673    if (seeking) {
2674        CODEC_LOGV("seeking to %lld us (%.2f secs)", seekTimeUs, seekTimeUs / 1E6);
2675
2676        mSignalledEOS = false;
2677
2678        CHECK(seekTimeUs >= 0);
2679        mSeekTimeUs = seekTimeUs;
2680
2681        mFilledBuffers.clear();
2682
2683        CHECK_EQ(mState, EXECUTING);
2684
2685        bool emulateInputFlushCompletion = !flushPortAsync(kPortIndexInput);
2686        bool emulateOutputFlushCompletion = !flushPortAsync(kPortIndexOutput);
2687
2688        if (emulateInputFlushCompletion) {
2689            onCmdComplete(OMX_CommandFlush, kPortIndexInput);
2690        }
2691
2692        if (emulateOutputFlushCompletion) {
2693            onCmdComplete(OMX_CommandFlush, kPortIndexOutput);
2694        }
2695
2696        while (mSeekTimeUs >= 0) {
2697            mBufferFilled.wait(mLock);
2698        }
2699    }
2700
2701    while (mState != ERROR && !mNoMoreOutputData && mFilledBuffers.empty()) {
2702        mBufferFilled.wait(mLock);
2703    }
2704
2705    if (mState == ERROR) {
2706        return UNKNOWN_ERROR;
2707    }
2708
2709    if (mFilledBuffers.empty()) {
2710        return mSignalledEOS ? mFinalStatus : ERROR_END_OF_STREAM;
2711    }
2712
2713    if (mOutputPortSettingsHaveChanged) {
2714        mOutputPortSettingsHaveChanged = false;
2715
2716        return INFO_FORMAT_CHANGED;
2717    }
2718
2719    size_t index = *mFilledBuffers.begin();
2720    mFilledBuffers.erase(mFilledBuffers.begin());
2721
2722    BufferInfo *info = &mPortBuffers[kPortIndexOutput].editItemAt(index);
2723    info->mMediaBuffer->add_ref();
2724    *buffer = info->mMediaBuffer;
2725
2726    return OK;
2727}
2728
2729void OMXCodec::signalBufferReturned(MediaBuffer *buffer) {
2730    Mutex::Autolock autoLock(mLock);
2731
2732    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexOutput];
2733    for (size_t i = 0; i < buffers->size(); ++i) {
2734        BufferInfo *info = &buffers->editItemAt(i);
2735
2736        if (info->mMediaBuffer == buffer) {
2737            CHECK_EQ(mPortStatus[kPortIndexOutput], ENABLED);
2738            fillOutputBuffer(info);
2739            return;
2740        }
2741    }
2742
2743    CHECK(!"should not be here.");
2744}
2745
2746static const char *imageCompressionFormatString(OMX_IMAGE_CODINGTYPE type) {
2747    static const char *kNames[] = {
2748        "OMX_IMAGE_CodingUnused",
2749        "OMX_IMAGE_CodingAutoDetect",
2750        "OMX_IMAGE_CodingJPEG",
2751        "OMX_IMAGE_CodingJPEG2K",
2752        "OMX_IMAGE_CodingEXIF",
2753        "OMX_IMAGE_CodingTIFF",
2754        "OMX_IMAGE_CodingGIF",
2755        "OMX_IMAGE_CodingPNG",
2756        "OMX_IMAGE_CodingLZW",
2757        "OMX_IMAGE_CodingBMP",
2758    };
2759
2760    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
2761
2762    if (type < 0 || (size_t)type >= numNames) {
2763        return "UNKNOWN";
2764    } else {
2765        return kNames[type];
2766    }
2767}
2768
2769static const char *colorFormatString(OMX_COLOR_FORMATTYPE type) {
2770    static const char *kNames[] = {
2771        "OMX_COLOR_FormatUnused",
2772        "OMX_COLOR_FormatMonochrome",
2773        "OMX_COLOR_Format8bitRGB332",
2774        "OMX_COLOR_Format12bitRGB444",
2775        "OMX_COLOR_Format16bitARGB4444",
2776        "OMX_COLOR_Format16bitARGB1555",
2777        "OMX_COLOR_Format16bitRGB565",
2778        "OMX_COLOR_Format16bitBGR565",
2779        "OMX_COLOR_Format18bitRGB666",
2780        "OMX_COLOR_Format18bitARGB1665",
2781        "OMX_COLOR_Format19bitARGB1666",
2782        "OMX_COLOR_Format24bitRGB888",
2783        "OMX_COLOR_Format24bitBGR888",
2784        "OMX_COLOR_Format24bitARGB1887",
2785        "OMX_COLOR_Format25bitARGB1888",
2786        "OMX_COLOR_Format32bitBGRA8888",
2787        "OMX_COLOR_Format32bitARGB8888",
2788        "OMX_COLOR_FormatYUV411Planar",
2789        "OMX_COLOR_FormatYUV411PackedPlanar",
2790        "OMX_COLOR_FormatYUV420Planar",
2791        "OMX_COLOR_FormatYUV420PackedPlanar",
2792        "OMX_COLOR_FormatYUV420SemiPlanar",
2793        "OMX_COLOR_FormatYUV422Planar",
2794        "OMX_COLOR_FormatYUV422PackedPlanar",
2795        "OMX_COLOR_FormatYUV422SemiPlanar",
2796        "OMX_COLOR_FormatYCbYCr",
2797        "OMX_COLOR_FormatYCrYCb",
2798        "OMX_COLOR_FormatCbYCrY",
2799        "OMX_COLOR_FormatCrYCbY",
2800        "OMX_COLOR_FormatYUV444Interleaved",
2801        "OMX_COLOR_FormatRawBayer8bit",
2802        "OMX_COLOR_FormatRawBayer10bit",
2803        "OMX_COLOR_FormatRawBayer8bitcompressed",
2804        "OMX_COLOR_FormatL2",
2805        "OMX_COLOR_FormatL4",
2806        "OMX_COLOR_FormatL8",
2807        "OMX_COLOR_FormatL16",
2808        "OMX_COLOR_FormatL24",
2809        "OMX_COLOR_FormatL32",
2810        "OMX_COLOR_FormatYUV420PackedSemiPlanar",
2811        "OMX_COLOR_FormatYUV422PackedSemiPlanar",
2812        "OMX_COLOR_Format18BitBGR666",
2813        "OMX_COLOR_Format24BitARGB6666",
2814        "OMX_COLOR_Format24BitABGR6666",
2815    };
2816
2817    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
2818
2819    if (type == OMX_QCOM_COLOR_FormatYVU420SemiPlanar) {
2820        return "OMX_QCOM_COLOR_FormatYVU420SemiPlanar";
2821    } else if (type < 0 || (size_t)type >= numNames) {
2822        return "UNKNOWN";
2823    } else {
2824        return kNames[type];
2825    }
2826}
2827
2828static const char *videoCompressionFormatString(OMX_VIDEO_CODINGTYPE type) {
2829    static const char *kNames[] = {
2830        "OMX_VIDEO_CodingUnused",
2831        "OMX_VIDEO_CodingAutoDetect",
2832        "OMX_VIDEO_CodingMPEG2",
2833        "OMX_VIDEO_CodingH263",
2834        "OMX_VIDEO_CodingMPEG4",
2835        "OMX_VIDEO_CodingWMV",
2836        "OMX_VIDEO_CodingRV",
2837        "OMX_VIDEO_CodingAVC",
2838        "OMX_VIDEO_CodingMJPEG",
2839    };
2840
2841    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
2842
2843    if (type < 0 || (size_t)type >= numNames) {
2844        return "UNKNOWN";
2845    } else {
2846        return kNames[type];
2847    }
2848}
2849
2850static const char *audioCodingTypeString(OMX_AUDIO_CODINGTYPE type) {
2851    static const char *kNames[] = {
2852        "OMX_AUDIO_CodingUnused",
2853        "OMX_AUDIO_CodingAutoDetect",
2854        "OMX_AUDIO_CodingPCM",
2855        "OMX_AUDIO_CodingADPCM",
2856        "OMX_AUDIO_CodingAMR",
2857        "OMX_AUDIO_CodingGSMFR",
2858        "OMX_AUDIO_CodingGSMEFR",
2859        "OMX_AUDIO_CodingGSMHR",
2860        "OMX_AUDIO_CodingPDCFR",
2861        "OMX_AUDIO_CodingPDCEFR",
2862        "OMX_AUDIO_CodingPDCHR",
2863        "OMX_AUDIO_CodingTDMAFR",
2864        "OMX_AUDIO_CodingTDMAEFR",
2865        "OMX_AUDIO_CodingQCELP8",
2866        "OMX_AUDIO_CodingQCELP13",
2867        "OMX_AUDIO_CodingEVRC",
2868        "OMX_AUDIO_CodingSMV",
2869        "OMX_AUDIO_CodingG711",
2870        "OMX_AUDIO_CodingG723",
2871        "OMX_AUDIO_CodingG726",
2872        "OMX_AUDIO_CodingG729",
2873        "OMX_AUDIO_CodingAAC",
2874        "OMX_AUDIO_CodingMP3",
2875        "OMX_AUDIO_CodingSBC",
2876        "OMX_AUDIO_CodingVORBIS",
2877        "OMX_AUDIO_CodingWMA",
2878        "OMX_AUDIO_CodingRA",
2879        "OMX_AUDIO_CodingMIDI",
2880    };
2881
2882    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
2883
2884    if (type < 0 || (size_t)type >= numNames) {
2885        return "UNKNOWN";
2886    } else {
2887        return kNames[type];
2888    }
2889}
2890
2891static const char *audioPCMModeString(OMX_AUDIO_PCMMODETYPE type) {
2892    static const char *kNames[] = {
2893        "OMX_AUDIO_PCMModeLinear",
2894        "OMX_AUDIO_PCMModeALaw",
2895        "OMX_AUDIO_PCMModeMULaw",
2896    };
2897
2898    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
2899
2900    if (type < 0 || (size_t)type >= numNames) {
2901        return "UNKNOWN";
2902    } else {
2903        return kNames[type];
2904    }
2905}
2906
2907static const char *amrBandModeString(OMX_AUDIO_AMRBANDMODETYPE type) {
2908    static const char *kNames[] = {
2909        "OMX_AUDIO_AMRBandModeUnused",
2910        "OMX_AUDIO_AMRBandModeNB0",
2911        "OMX_AUDIO_AMRBandModeNB1",
2912        "OMX_AUDIO_AMRBandModeNB2",
2913        "OMX_AUDIO_AMRBandModeNB3",
2914        "OMX_AUDIO_AMRBandModeNB4",
2915        "OMX_AUDIO_AMRBandModeNB5",
2916        "OMX_AUDIO_AMRBandModeNB6",
2917        "OMX_AUDIO_AMRBandModeNB7",
2918        "OMX_AUDIO_AMRBandModeWB0",
2919        "OMX_AUDIO_AMRBandModeWB1",
2920        "OMX_AUDIO_AMRBandModeWB2",
2921        "OMX_AUDIO_AMRBandModeWB3",
2922        "OMX_AUDIO_AMRBandModeWB4",
2923        "OMX_AUDIO_AMRBandModeWB5",
2924        "OMX_AUDIO_AMRBandModeWB6",
2925        "OMX_AUDIO_AMRBandModeWB7",
2926        "OMX_AUDIO_AMRBandModeWB8",
2927    };
2928
2929    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
2930
2931    if (type < 0 || (size_t)type >= numNames) {
2932        return "UNKNOWN";
2933    } else {
2934        return kNames[type];
2935    }
2936}
2937
2938static const char *amrFrameFormatString(OMX_AUDIO_AMRFRAMEFORMATTYPE type) {
2939    static const char *kNames[] = {
2940        "OMX_AUDIO_AMRFrameFormatConformance",
2941        "OMX_AUDIO_AMRFrameFormatIF1",
2942        "OMX_AUDIO_AMRFrameFormatIF2",
2943        "OMX_AUDIO_AMRFrameFormatFSF",
2944        "OMX_AUDIO_AMRFrameFormatRTPPayload",
2945        "OMX_AUDIO_AMRFrameFormatITU",
2946    };
2947
2948    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
2949
2950    if (type < 0 || (size_t)type >= numNames) {
2951        return "UNKNOWN";
2952    } else {
2953        return kNames[type];
2954    }
2955}
2956
2957void OMXCodec::dumpPortStatus(OMX_U32 portIndex) {
2958    OMX_PARAM_PORTDEFINITIONTYPE def;
2959    InitOMXParams(&def);
2960    def.nPortIndex = portIndex;
2961
2962    status_t err = mOMX->getParameter(
2963            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
2964    CHECK_EQ(err, OK);
2965
2966    printf("%s Port = {\n", portIndex == kPortIndexInput ? "Input" : "Output");
2967
2968    CHECK((portIndex == kPortIndexInput && def.eDir == OMX_DirInput)
2969          || (portIndex == kPortIndexOutput && def.eDir == OMX_DirOutput));
2970
2971    printf("  nBufferCountActual = %ld\n", def.nBufferCountActual);
2972    printf("  nBufferCountMin = %ld\n", def.nBufferCountMin);
2973    printf("  nBufferSize = %ld\n", def.nBufferSize);
2974
2975    switch (def.eDomain) {
2976        case OMX_PortDomainImage:
2977        {
2978            const OMX_IMAGE_PORTDEFINITIONTYPE *imageDef = &def.format.image;
2979
2980            printf("\n");
2981            printf("  // Image\n");
2982            printf("  nFrameWidth = %ld\n", imageDef->nFrameWidth);
2983            printf("  nFrameHeight = %ld\n", imageDef->nFrameHeight);
2984            printf("  nStride = %ld\n", imageDef->nStride);
2985
2986            printf("  eCompressionFormat = %s\n",
2987                   imageCompressionFormatString(imageDef->eCompressionFormat));
2988
2989            printf("  eColorFormat = %s\n",
2990                   colorFormatString(imageDef->eColorFormat));
2991
2992            break;
2993        }
2994
2995        case OMX_PortDomainVideo:
2996        {
2997            OMX_VIDEO_PORTDEFINITIONTYPE *videoDef = &def.format.video;
2998
2999            printf("\n");
3000            printf("  // Video\n");
3001            printf("  nFrameWidth = %ld\n", videoDef->nFrameWidth);
3002            printf("  nFrameHeight = %ld\n", videoDef->nFrameHeight);
3003            printf("  nStride = %ld\n", videoDef->nStride);
3004
3005            printf("  eCompressionFormat = %s\n",
3006                   videoCompressionFormatString(videoDef->eCompressionFormat));
3007
3008            printf("  eColorFormat = %s\n",
3009                   colorFormatString(videoDef->eColorFormat));
3010
3011            break;
3012        }
3013
3014        case OMX_PortDomainAudio:
3015        {
3016            OMX_AUDIO_PORTDEFINITIONTYPE *audioDef = &def.format.audio;
3017
3018            printf("\n");
3019            printf("  // Audio\n");
3020            printf("  eEncoding = %s\n",
3021                   audioCodingTypeString(audioDef->eEncoding));
3022
3023            if (audioDef->eEncoding == OMX_AUDIO_CodingPCM) {
3024                OMX_AUDIO_PARAM_PCMMODETYPE params;
3025                InitOMXParams(&params);
3026                params.nPortIndex = portIndex;
3027
3028                err = mOMX->getParameter(
3029                        mNode, OMX_IndexParamAudioPcm, &params, sizeof(params));
3030                CHECK_EQ(err, OK);
3031
3032                printf("  nSamplingRate = %ld\n", params.nSamplingRate);
3033                printf("  nChannels = %ld\n", params.nChannels);
3034                printf("  bInterleaved = %d\n", params.bInterleaved);
3035                printf("  nBitPerSample = %ld\n", params.nBitPerSample);
3036
3037                printf("  eNumData = %s\n",
3038                       params.eNumData == OMX_NumericalDataSigned
3039                        ? "signed" : "unsigned");
3040
3041                printf("  ePCMMode = %s\n", audioPCMModeString(params.ePCMMode));
3042            } else if (audioDef->eEncoding == OMX_AUDIO_CodingAMR) {
3043                OMX_AUDIO_PARAM_AMRTYPE amr;
3044                InitOMXParams(&amr);
3045                amr.nPortIndex = portIndex;
3046
3047                err = mOMX->getParameter(
3048                        mNode, OMX_IndexParamAudioAmr, &amr, sizeof(amr));
3049                CHECK_EQ(err, OK);
3050
3051                printf("  nChannels = %ld\n", amr.nChannels);
3052                printf("  eAMRBandMode = %s\n",
3053                        amrBandModeString(amr.eAMRBandMode));
3054                printf("  eAMRFrameFormat = %s\n",
3055                        amrFrameFormatString(amr.eAMRFrameFormat));
3056            }
3057
3058            break;
3059        }
3060
3061        default:
3062        {
3063            printf("  // Unknown\n");
3064            break;
3065        }
3066    }
3067
3068    printf("}\n");
3069}
3070
3071void OMXCodec::initOutputFormat(const sp<MetaData> &inputFormat) {
3072    mOutputFormat = new MetaData;
3073    mOutputFormat->setCString(kKeyDecoderComponent, mComponentName);
3074
3075    OMX_PARAM_PORTDEFINITIONTYPE def;
3076    InitOMXParams(&def);
3077    def.nPortIndex = kPortIndexOutput;
3078
3079    status_t err = mOMX->getParameter(
3080            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
3081    CHECK_EQ(err, OK);
3082
3083    switch (def.eDomain) {
3084        case OMX_PortDomainImage:
3085        {
3086            OMX_IMAGE_PORTDEFINITIONTYPE *imageDef = &def.format.image;
3087            CHECK_EQ(imageDef->eCompressionFormat, OMX_IMAGE_CodingUnused);
3088
3089            mOutputFormat->setCString(kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_RAW);
3090            mOutputFormat->setInt32(kKeyColorFormat, imageDef->eColorFormat);
3091            mOutputFormat->setInt32(kKeyWidth, imageDef->nFrameWidth);
3092            mOutputFormat->setInt32(kKeyHeight, imageDef->nFrameHeight);
3093            break;
3094        }
3095
3096        case OMX_PortDomainAudio:
3097        {
3098            OMX_AUDIO_PORTDEFINITIONTYPE *audio_def = &def.format.audio;
3099
3100            if (audio_def->eEncoding == OMX_AUDIO_CodingPCM) {
3101                OMX_AUDIO_PARAM_PCMMODETYPE params;
3102                InitOMXParams(&params);
3103                params.nPortIndex = kPortIndexOutput;
3104
3105                err = mOMX->getParameter(
3106                        mNode, OMX_IndexParamAudioPcm, &params, sizeof(params));
3107                CHECK_EQ(err, OK);
3108
3109                CHECK_EQ(params.eNumData, OMX_NumericalDataSigned);
3110                CHECK_EQ(params.nBitPerSample, 16);
3111                CHECK_EQ(params.ePCMMode, OMX_AUDIO_PCMModeLinear);
3112
3113                int32_t numChannels, sampleRate;
3114                inputFormat->findInt32(kKeyChannelCount, &numChannels);
3115                inputFormat->findInt32(kKeySampleRate, &sampleRate);
3116
3117                if ((OMX_U32)numChannels != params.nChannels) {
3118                    LOGW("Codec outputs a different number of channels than "
3119                         "the input stream contains (contains %d channels, "
3120                         "codec outputs %ld channels).",
3121                         numChannels, params.nChannels);
3122                }
3123
3124                mOutputFormat->setCString(
3125                        kKeyMIMEType, MEDIA_MIMETYPE_AUDIO_RAW);
3126
3127                // Use the codec-advertised number of channels, as some
3128                // codecs appear to output stereo even if the input data is
3129                // mono. If we know the codec lies about this information,
3130                // use the actual number of channels instead.
3131                mOutputFormat->setInt32(
3132                        kKeyChannelCount,
3133                        (mQuirks & kDecoderLiesAboutNumberOfChannels)
3134                            ? numChannels : params.nChannels);
3135
3136                // The codec-reported sampleRate is not reliable...
3137                mOutputFormat->setInt32(kKeySampleRate, sampleRate);
3138            } else if (audio_def->eEncoding == OMX_AUDIO_CodingAMR) {
3139                OMX_AUDIO_PARAM_AMRTYPE amr;
3140                InitOMXParams(&amr);
3141                amr.nPortIndex = kPortIndexOutput;
3142
3143                err = mOMX->getParameter(
3144                        mNode, OMX_IndexParamAudioAmr, &amr, sizeof(amr));
3145                CHECK_EQ(err, OK);
3146
3147                CHECK_EQ(amr.nChannels, 1);
3148                mOutputFormat->setInt32(kKeyChannelCount, 1);
3149
3150                if (amr.eAMRBandMode >= OMX_AUDIO_AMRBandModeNB0
3151                    && amr.eAMRBandMode <= OMX_AUDIO_AMRBandModeNB7) {
3152                    mOutputFormat->setCString(
3153                            kKeyMIMEType, MEDIA_MIMETYPE_AUDIO_AMR_NB);
3154                    mOutputFormat->setInt32(kKeySampleRate, 8000);
3155                } else if (amr.eAMRBandMode >= OMX_AUDIO_AMRBandModeWB0
3156                            && amr.eAMRBandMode <= OMX_AUDIO_AMRBandModeWB8) {
3157                    mOutputFormat->setCString(
3158                            kKeyMIMEType, MEDIA_MIMETYPE_AUDIO_AMR_WB);
3159                    mOutputFormat->setInt32(kKeySampleRate, 16000);
3160                } else {
3161                    CHECK(!"Unknown AMR band mode.");
3162                }
3163            } else if (audio_def->eEncoding == OMX_AUDIO_CodingAAC) {
3164                mOutputFormat->setCString(
3165                        kKeyMIMEType, MEDIA_MIMETYPE_AUDIO_AAC);
3166                int32_t numChannels, sampleRate, bitRate;
3167                inputFormat->findInt32(kKeyChannelCount, &numChannels);
3168                inputFormat->findInt32(kKeySampleRate, &sampleRate);
3169                inputFormat->findInt32(kKeyBitRate, &bitRate);
3170                mOutputFormat->setInt32(kKeyChannelCount, numChannels);
3171                mOutputFormat->setInt32(kKeySampleRate, sampleRate);
3172                mOutputFormat->setInt32(kKeyBitRate, bitRate);
3173            } else {
3174                CHECK(!"Should not be here. Unknown audio encoding.");
3175            }
3176            break;
3177        }
3178
3179        case OMX_PortDomainVideo:
3180        {
3181            OMX_VIDEO_PORTDEFINITIONTYPE *video_def = &def.format.video;
3182
3183            if (video_def->eCompressionFormat == OMX_VIDEO_CodingUnused) {
3184                mOutputFormat->setCString(
3185                        kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_RAW);
3186            } else if (video_def->eCompressionFormat == OMX_VIDEO_CodingMPEG4) {
3187                mOutputFormat->setCString(
3188                        kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_MPEG4);
3189            } else if (video_def->eCompressionFormat == OMX_VIDEO_CodingH263) {
3190                mOutputFormat->setCString(
3191                        kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_H263);
3192            } else if (video_def->eCompressionFormat == OMX_VIDEO_CodingAVC) {
3193                mOutputFormat->setCString(
3194                        kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_AVC);
3195            } else {
3196                CHECK(!"Unknown compression format.");
3197            }
3198
3199            if (!strcmp(mComponentName, "OMX.PV.avcdec")) {
3200                // This component appears to be lying to me.
3201                mOutputFormat->setInt32(
3202                        kKeyWidth, (video_def->nFrameWidth + 15) & -16);
3203                mOutputFormat->setInt32(
3204                        kKeyHeight, (video_def->nFrameHeight + 15) & -16);
3205            } else {
3206                mOutputFormat->setInt32(kKeyWidth, video_def->nFrameWidth);
3207                mOutputFormat->setInt32(kKeyHeight, video_def->nFrameHeight);
3208            }
3209
3210            mOutputFormat->setInt32(kKeyColorFormat, video_def->eColorFormat);
3211            break;
3212        }
3213
3214        default:
3215        {
3216            CHECK(!"should not be here, neither audio nor video.");
3217            break;
3218        }
3219    }
3220}
3221
3222////////////////////////////////////////////////////////////////////////////////
3223
3224status_t QueryCodecs(
3225        const sp<IOMX> &omx,
3226        const char *mime, bool queryDecoders,
3227        Vector<CodecCapabilities> *results) {
3228    results->clear();
3229
3230    for (int index = 0;; ++index) {
3231        const char *componentName;
3232
3233        if (!queryDecoders) {
3234            componentName = GetCodec(
3235                    kEncoderInfo, sizeof(kEncoderInfo) / sizeof(kEncoderInfo[0]),
3236                    mime, index);
3237        } else {
3238            componentName = GetCodec(
3239                    kDecoderInfo, sizeof(kDecoderInfo) / sizeof(kDecoderInfo[0]),
3240                    mime, index);
3241        }
3242
3243        if (!componentName) {
3244            return OK;
3245        }
3246
3247        if (strncmp(componentName, "OMX.", 4)) {
3248            // Not an OpenMax component but a software codec.
3249
3250            results->push();
3251            CodecCapabilities *caps = &results->editItemAt(results->size() - 1);
3252            caps->mComponentName = componentName;
3253
3254            continue;
3255        }
3256
3257        sp<OMXCodecObserver> observer = new OMXCodecObserver;
3258        IOMX::node_id node;
3259        status_t err = omx->allocateNode(componentName, observer, &node);
3260
3261        if (err != OK) {
3262            continue;
3263        }
3264
3265        OMXCodec::setComponentRole(omx, node, !queryDecoders, mime);
3266
3267        results->push();
3268        CodecCapabilities *caps = &results->editItemAt(results->size() - 1);
3269        caps->mComponentName = componentName;
3270
3271        OMX_VIDEO_PARAM_PROFILELEVELTYPE param;
3272        InitOMXParams(&param);
3273
3274        param.nPortIndex = queryDecoders ? 0 : 1;
3275
3276        for (param.nProfileIndex = 0;; ++param.nProfileIndex) {
3277            err = omx->getParameter(
3278                    node, OMX_IndexParamVideoProfileLevelQuerySupported,
3279                    &param, sizeof(param));
3280
3281            if (err != OK) {
3282                break;
3283            }
3284
3285            CodecProfileLevel profileLevel;
3286            profileLevel.mProfile = param.eProfile;
3287            profileLevel.mLevel = param.eLevel;
3288
3289            caps->mProfileLevels.push(profileLevel);
3290        }
3291
3292        CHECK_EQ(omx->freeNode(node), OK);
3293    }
3294}
3295
3296}  // namespace android
3297