OMXCodec.cpp revision 608d77b1cf4fb9f63dc861e4e1fa3e80a732f626 
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        sp<MediaSource> softwareCodec = createEncoder?
429            InstantiateSoftwareEncoder(componentName, source, meta):
430            InstantiateSoftwareCodec(componentName, source);
431
432        if (softwareCodec != NULL) {
433            LOGV("Successfully allocated software codec '%s'", componentName);
434
435            return softwareCodec;
436        }
437
438        LOGV("Attempting to allocate OMX node '%s'", componentName);
439
440        status_t err = omx->allocateNode(componentName, observer, &node);
441        if (err == OK) {
442            LOGV("Successfully allocated OMX node '%s'", componentName);
443
444            sp<OMXCodec> codec = new OMXCodec(
445                    omx, node, getComponentQuirks(componentName),
446                    createEncoder, mime, componentName,
447                    source);
448
449            observer->setCodec(codec);
450
451            err = codec->configureCodec(meta);
452
453            if (err == OK) {
454                return codec;
455            }
456
457            LOGV("Failed to configure codec '%s'", componentName);
458        }
459    }
460
461    return NULL;
462}
463
464status_t OMXCodec::configureCodec(const sp<MetaData> &meta) {
465    uint32_t type;
466    const void *data;
467    size_t size;
468    if (meta->findData(kKeyESDS, &type, &data, &size)) {
469        ESDS esds((const char *)data, size);
470        CHECK_EQ(esds.InitCheck(), OK);
471
472        const void *codec_specific_data;
473        size_t codec_specific_data_size;
474        esds.getCodecSpecificInfo(
475                &codec_specific_data, &codec_specific_data_size);
476
477        addCodecSpecificData(
478                codec_specific_data, codec_specific_data_size);
479    } else if (meta->findData(kKeyAVCC, &type, &data, &size)) {
480        // Parse the AVCDecoderConfigurationRecord
481
482        const uint8_t *ptr = (const uint8_t *)data;
483
484        CHECK(size >= 7);
485        CHECK_EQ(ptr[0], 1);  // configurationVersion == 1
486        uint8_t profile = ptr[1];
487        uint8_t level = ptr[3];
488
489        // There is decodable content out there that fails the following
490        // assertion, let's be lenient for now...
491        // CHECK((ptr[4] >> 2) == 0x3f);  // reserved
492
493        size_t lengthSize = 1 + (ptr[4] & 3);
494
495        // commented out check below as H264_QVGA_500_NO_AUDIO.3gp
496        // violates it...
497        // CHECK((ptr[5] >> 5) == 7);  // reserved
498
499        size_t numSeqParameterSets = ptr[5] & 31;
500
501        ptr += 6;
502        size -= 6;
503
504        for (size_t i = 0; i < numSeqParameterSets; ++i) {
505            CHECK(size >= 2);
506            size_t length = U16_AT(ptr);
507
508            ptr += 2;
509            size -= 2;
510
511            CHECK(size >= length);
512
513            addCodecSpecificData(ptr, length);
514
515            ptr += length;
516            size -= length;
517        }
518
519        CHECK(size >= 1);
520        size_t numPictureParameterSets = *ptr;
521        ++ptr;
522        --size;
523
524        for (size_t i = 0; i < numPictureParameterSets; ++i) {
525            CHECK(size >= 2);
526            size_t length = U16_AT(ptr);
527
528            ptr += 2;
529            size -= 2;
530
531            CHECK(size >= length);
532
533            addCodecSpecificData(ptr, length);
534
535            ptr += length;
536            size -= length;
537        }
538
539        CODEC_LOGV(
540                "AVC profile = %d (%s), level = %d",
541                (int)profile, AVCProfileToString(profile), level);
542
543        if (!strcmp(mComponentName, "OMX.TI.Video.Decoder")
544            && (profile != kAVCProfileBaseline || level > 30)) {
545            // This stream exceeds the decoder's capabilities. The decoder
546            // does not handle this gracefully and would clobber the heap
547            // and wreak havoc instead...
548
549            LOGE("Profile and/or level exceed the decoder's capabilities.");
550            return ERROR_UNSUPPORTED;
551        }
552    }
553
554    int32_t bitRate = 0;
555    if (mIsEncoder) {
556        CHECK(meta->findInt32(kKeyBitRate, &bitRate));
557    }
558    if (!strcasecmp(MEDIA_MIMETYPE_AUDIO_AMR_NB, mMIME)) {
559        setAMRFormat(false /* isWAMR */, bitRate);
560    }
561    if (!strcasecmp(MEDIA_MIMETYPE_AUDIO_AMR_WB, mMIME)) {
562        setAMRFormat(true /* isWAMR */, bitRate);
563    }
564    if (!strcasecmp(MEDIA_MIMETYPE_AUDIO_AAC, mMIME)) {
565        int32_t numChannels, sampleRate;
566        CHECK(meta->findInt32(kKeyChannelCount, &numChannels));
567        CHECK(meta->findInt32(kKeySampleRate, &sampleRate));
568
569        setAACFormat(numChannels, sampleRate, bitRate);
570    }
571
572    if (!strncasecmp(mMIME, "video/", 6)) {
573
574        if (mIsEncoder) {
575            setVideoInputFormat(mMIME, meta);
576        } else {
577            int32_t width, height;
578            bool success = meta->findInt32(kKeyWidth, &width);
579            success = success && meta->findInt32(kKeyHeight, &height);
580            CHECK(success);
581            status_t err = setVideoOutputFormat(
582                    mMIME, width, height);
583
584            if (err != OK) {
585                return err;
586            }
587        }
588    }
589
590    if (!strcasecmp(mMIME, MEDIA_MIMETYPE_IMAGE_JPEG)
591        && !strcmp(mComponentName, "OMX.TI.JPEG.decode")) {
592        OMX_COLOR_FORMATTYPE format =
593            OMX_COLOR_Format32bitARGB8888;
594            // OMX_COLOR_FormatYUV420PackedPlanar;
595            // OMX_COLOR_FormatCbYCrY;
596            // OMX_COLOR_FormatYUV411Planar;
597
598        int32_t width, height;
599        bool success = meta->findInt32(kKeyWidth, &width);
600        success = success && meta->findInt32(kKeyHeight, &height);
601
602        int32_t compressedSize;
603        success = success && meta->findInt32(
604                kKeyMaxInputSize, &compressedSize);
605
606        CHECK(success);
607        CHECK(compressedSize > 0);
608
609        setImageOutputFormat(format, width, height);
610        setJPEGInputFormat(width, height, (OMX_U32)compressedSize);
611    }
612
613    int32_t maxInputSize;
614    if (meta->findInt32(kKeyMaxInputSize, &maxInputSize)) {
615        setMinBufferSize(kPortIndexInput, (OMX_U32)maxInputSize);
616    }
617
618    if (!strcmp(mComponentName, "OMX.TI.AMR.encode")
619        || !strcmp(mComponentName, "OMX.TI.WBAMR.encode")
620        || !strcmp(mComponentName, "OMX.TI.AAC.encode")) {
621        setMinBufferSize(kPortIndexOutput, 8192);  // XXX
622    }
623
624    initOutputFormat(meta);
625
626    return OK;
627}
628
629void OMXCodec::setMinBufferSize(OMX_U32 portIndex, OMX_U32 size) {
630    OMX_PARAM_PORTDEFINITIONTYPE def;
631    InitOMXParams(&def);
632    def.nPortIndex = portIndex;
633
634    status_t err = mOMX->getParameter(
635            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
636    CHECK_EQ(err, OK);
637
638    if ((portIndex == kPortIndexInput && (mQuirks & kInputBufferSizesAreBogus))
639        || (def.nBufferSize < size)) {
640        def.nBufferSize = size;
641    }
642
643    err = mOMX->setParameter(
644            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
645    CHECK_EQ(err, OK);
646
647    err = mOMX->getParameter(
648            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
649    CHECK_EQ(err, OK);
650
651    // Make sure the setting actually stuck.
652    if (portIndex == kPortIndexInput
653            && (mQuirks & kInputBufferSizesAreBogus)) {
654        CHECK_EQ(def.nBufferSize, size);
655    } else {
656        CHECK(def.nBufferSize >= size);
657    }
658}
659
660status_t OMXCodec::setVideoPortFormatType(
661        OMX_U32 portIndex,
662        OMX_VIDEO_CODINGTYPE compressionFormat,
663        OMX_COLOR_FORMATTYPE colorFormat) {
664    OMX_VIDEO_PARAM_PORTFORMATTYPE format;
665    InitOMXParams(&format);
666    format.nPortIndex = portIndex;
667    format.nIndex = 0;
668    bool found = false;
669
670    OMX_U32 index = 0;
671    for (;;) {
672        format.nIndex = index;
673        status_t err = mOMX->getParameter(
674                mNode, OMX_IndexParamVideoPortFormat,
675                &format, sizeof(format));
676
677        if (err != OK) {
678            return err;
679        }
680
681        // The following assertion is violated by TI's video decoder.
682        // CHECK_EQ(format.nIndex, index);
683
684#if 1
685        CODEC_LOGV("portIndex: %ld, index: %ld, eCompressionFormat=%d eColorFormat=%d",
686             portIndex,
687             index, format.eCompressionFormat, format.eColorFormat);
688#endif
689
690        if (!strcmp("OMX.TI.Video.encoder", mComponentName)) {
691            if (portIndex == kPortIndexInput
692                    && colorFormat == format.eColorFormat) {
693                // eCompressionFormat does not seem right.
694                found = true;
695                break;
696            }
697            if (portIndex == kPortIndexOutput
698                    && compressionFormat == format.eCompressionFormat) {
699                // eColorFormat does not seem right.
700                found = true;
701                break;
702            }
703        }
704
705        if (format.eCompressionFormat == compressionFormat
706            && format.eColorFormat == colorFormat) {
707            found = true;
708            break;
709        }
710
711        ++index;
712    }
713
714    if (!found) {
715        return UNKNOWN_ERROR;
716    }
717
718    CODEC_LOGV("found a match.");
719    status_t err = mOMX->setParameter(
720            mNode, OMX_IndexParamVideoPortFormat,
721            &format, sizeof(format));
722
723    return err;
724}
725
726static size_t getFrameSize(
727        OMX_COLOR_FORMATTYPE colorFormat, int32_t width, int32_t height) {
728    switch (colorFormat) {
729        case OMX_COLOR_FormatYCbYCr:
730        case OMX_COLOR_FormatCbYCrY:
731            return width * height * 2;
732
733        case OMX_COLOR_FormatYUV420Planar:
734        case OMX_COLOR_FormatYUV420SemiPlanar:
735            return (width * height * 3) / 2;
736
737        default:
738            CHECK(!"Should not be here. Unsupported color format.");
739            break;
740    }
741}
742
743void OMXCodec::setVideoInputFormat(
744        const char *mime, const sp<MetaData>& meta) {
745
746    int32_t width, height, frameRate, bitRate, stride, sliceHeight;
747    bool success = meta->findInt32(kKeyWidth, &width);
748    success = success && meta->findInt32(kKeyHeight, &height);
749    success = success && meta->findInt32(kKeySampleRate, &frameRate);
750    success = success && meta->findInt32(kKeyBitRate, &bitRate);
751    success = success && meta->findInt32(kKeyStride, &stride);
752    success = success && meta->findInt32(kKeySliceHeight, &sliceHeight);
753    CHECK(success);
754    CHECK(stride != 0);
755
756    OMX_VIDEO_CODINGTYPE compressionFormat = OMX_VIDEO_CodingUnused;
757    if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_AVC, mime)) {
758        compressionFormat = OMX_VIDEO_CodingAVC;
759    } else if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_MPEG4, mime)) {
760        compressionFormat = OMX_VIDEO_CodingMPEG4;
761    } else if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_H263, mime)) {
762        compressionFormat = OMX_VIDEO_CodingH263;
763    } else {
764        LOGE("Not a supported video mime type: %s", mime);
765        CHECK(!"Should not be here. Not a supported video mime type.");
766    }
767
768    OMX_COLOR_FORMATTYPE colorFormat = OMX_COLOR_FormatYUV420SemiPlanar;
769    if (!strcasecmp("OMX.TI.Video.encoder", mComponentName)) {
770        colorFormat = OMX_COLOR_FormatYCbYCr;
771    }
772
773    status_t err;
774    OMX_PARAM_PORTDEFINITIONTYPE def;
775    OMX_VIDEO_PORTDEFINITIONTYPE *video_def = &def.format.video;
776
777    //////////////////////// Input port /////////////////////////
778    CHECK_EQ(setVideoPortFormatType(
779            kPortIndexInput, OMX_VIDEO_CodingUnused,
780            colorFormat), OK);
781
782    InitOMXParams(&def);
783    def.nPortIndex = kPortIndexInput;
784
785    err = mOMX->getParameter(
786            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
787    CHECK_EQ(err, OK);
788
789    def.nBufferSize = getFrameSize(colorFormat,
790            stride > 0? stride: -stride, sliceHeight);
791
792    CHECK_EQ(def.eDomain, OMX_PortDomainVideo);
793
794    video_def->nFrameWidth = width;
795    video_def->nFrameHeight = height;
796    video_def->nStride = stride;
797    video_def->nSliceHeight = sliceHeight;
798    video_def->xFramerate = (frameRate << 16);  // Q16 format
799    video_def->eCompressionFormat = OMX_VIDEO_CodingUnused;
800    video_def->eColorFormat = colorFormat;
801
802    err = mOMX->setParameter(
803            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
804    CHECK_EQ(err, OK);
805
806    //////////////////////// Output port /////////////////////////
807    CHECK_EQ(setVideoPortFormatType(
808            kPortIndexOutput, compressionFormat, OMX_COLOR_FormatUnused),
809            OK);
810    InitOMXParams(&def);
811    def.nPortIndex = kPortIndexOutput;
812
813    err = mOMX->getParameter(
814            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
815
816    CHECK_EQ(err, OK);
817    CHECK_EQ(def.eDomain, OMX_PortDomainVideo);
818
819    video_def->nFrameWidth = width;
820    video_def->nFrameHeight = height;
821    video_def->xFramerate = (frameRate << 16);  // Q16 format
822    video_def->nBitrate = bitRate;  // Q16 format
823    video_def->eCompressionFormat = compressionFormat;
824    video_def->eColorFormat = OMX_COLOR_FormatUnused;
825
826    err = mOMX->setParameter(
827            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
828    CHECK_EQ(err, OK);
829
830    /////////////////// Codec-specific ////////////////////////
831    switch (compressionFormat) {
832        case OMX_VIDEO_CodingMPEG4:
833        {
834            CHECK_EQ(setupMPEG4EncoderParameters(meta), OK);
835            break;
836        }
837
838        case OMX_VIDEO_CodingH263:
839            break;
840
841        case OMX_VIDEO_CodingAVC:
842        {
843            CHECK_EQ(setupAVCEncoderParameters(meta), OK);
844            break;
845        }
846
847        default:
848            CHECK(!"Support for this compressionFormat to be implemented.");
849            break;
850    }
851}
852
853static OMX_U32 setPFramesSpacing(int32_t iFramesInterval, int32_t frameRate) {
854    if (iFramesInterval < 0) {
855        return 0xFFFFFFFF;
856    } else if (iFramesInterval == 0) {
857        return 0;
858    }
859    OMX_U32 ret = frameRate * iFramesInterval;
860    CHECK(ret > 1);
861    return ret;
862}
863
864status_t OMXCodec::setupMPEG4EncoderParameters(const sp<MetaData>& meta) {
865    int32_t iFramesInterval, frameRate, bitRate;
866    bool success = meta->findInt32(kKeyBitRate, &bitRate);
867    success = success && meta->findInt32(kKeySampleRate, &frameRate);
868    success = success && meta->findInt32(kKeyIFramesInterval, &iFramesInterval);
869    CHECK(success);
870    OMX_VIDEO_PARAM_MPEG4TYPE mpeg4type;
871    InitOMXParams(&mpeg4type);
872    mpeg4type.nPortIndex = kPortIndexOutput;
873
874    status_t err = mOMX->getParameter(
875            mNode, OMX_IndexParamVideoMpeg4, &mpeg4type, sizeof(mpeg4type));
876    CHECK_EQ(err, OK);
877
878    mpeg4type.nSliceHeaderSpacing = 0;
879    mpeg4type.bSVH = OMX_FALSE;
880    mpeg4type.bGov = OMX_FALSE;
881
882    mpeg4type.nAllowedPictureTypes =
883        OMX_VIDEO_PictureTypeI | OMX_VIDEO_PictureTypeP;
884
885    mpeg4type.nPFrames = setPFramesSpacing(iFramesInterval, frameRate);
886    if (mpeg4type.nPFrames == 0) {
887        mpeg4type.nAllowedPictureTypes = OMX_VIDEO_PictureTypeI;
888    }
889    mpeg4type.nBFrames = 0;
890    mpeg4type.nIDCVLCThreshold = 0;
891    mpeg4type.bACPred = OMX_TRUE;
892    mpeg4type.nMaxPacketSize = 256;
893    mpeg4type.nTimeIncRes = 1000;
894    mpeg4type.nHeaderExtension = 0;
895    mpeg4type.bReversibleVLC = OMX_FALSE;
896
897    mpeg4type.eProfile = OMX_VIDEO_MPEG4ProfileCore;
898    mpeg4type.eLevel = OMX_VIDEO_MPEG4Level2;
899
900    err = mOMX->setParameter(
901            mNode, OMX_IndexParamVideoMpeg4, &mpeg4type, sizeof(mpeg4type));
902    CHECK_EQ(err, OK);
903
904    // ----------------
905
906    OMX_VIDEO_PARAM_BITRATETYPE bitrateType;
907    InitOMXParams(&bitrateType);
908    bitrateType.nPortIndex = kPortIndexOutput;
909
910    err = mOMX->getParameter(
911            mNode, OMX_IndexParamVideoBitrate,
912            &bitrateType, sizeof(bitrateType));
913    CHECK_EQ(err, OK);
914
915    bitrateType.eControlRate = OMX_Video_ControlRateVariable;
916    bitrateType.nTargetBitrate = bitRate;
917
918    err = mOMX->setParameter(
919            mNode, OMX_IndexParamVideoBitrate,
920            &bitrateType, sizeof(bitrateType));
921    CHECK_EQ(err, OK);
922
923    // ----------------
924
925    OMX_VIDEO_PARAM_ERRORCORRECTIONTYPE errorCorrectionType;
926    InitOMXParams(&errorCorrectionType);
927    errorCorrectionType.nPortIndex = kPortIndexOutput;
928
929    err = mOMX->getParameter(
930            mNode, OMX_IndexParamVideoErrorCorrection,
931            &errorCorrectionType, sizeof(errorCorrectionType));
932    CHECK_EQ(err, OK);
933
934    errorCorrectionType.bEnableHEC = OMX_FALSE;
935    errorCorrectionType.bEnableResync = OMX_TRUE;
936    errorCorrectionType.nResynchMarkerSpacing = 256;
937    errorCorrectionType.bEnableDataPartitioning = OMX_FALSE;
938    errorCorrectionType.bEnableRVLC = OMX_FALSE;
939
940    err = mOMX->setParameter(
941            mNode, OMX_IndexParamVideoErrorCorrection,
942            &errorCorrectionType, sizeof(errorCorrectionType));
943    CHECK_EQ(err, OK);
944
945    return OK;
946}
947
948status_t OMXCodec::setupAVCEncoderParameters(const sp<MetaData>& meta) {
949    int32_t iFramesInterval, frameRate, bitRate;
950    bool success = meta->findInt32(kKeyBitRate, &bitRate);
951    success = success && meta->findInt32(kKeySampleRate, &frameRate);
952    success = success && meta->findInt32(kKeyIFramesInterval, &iFramesInterval);
953    CHECK(success);
954
955    OMX_VIDEO_PARAM_AVCTYPE h264type;
956    InitOMXParams(&h264type);
957    h264type.nPortIndex = kPortIndexOutput;
958
959    status_t err = mOMX->getParameter(
960            mNode, OMX_IndexParamVideoAvc, &h264type, sizeof(h264type));
961    CHECK_EQ(err, OK);
962
963    h264type.nAllowedPictureTypes =
964        OMX_VIDEO_PictureTypeI | OMX_VIDEO_PictureTypeP;
965
966    h264type.nSliceHeaderSpacing = 0;
967    h264type.nBFrames = 0;   // No B frames support yet
968    h264type.nPFrames = setPFramesSpacing(iFramesInterval, frameRate);
969    if (h264type.nPFrames == 0) {
970        h264type.nAllowedPictureTypes = OMX_VIDEO_PictureTypeI;
971    }
972    h264type.bUseHadamard = OMX_TRUE;
973    h264type.nRefFrames = 1;
974    h264type.nRefIdx10ActiveMinus1 = 0;
975    h264type.nRefIdx11ActiveMinus1 = 0;
976    h264type.bEnableUEP = OMX_FALSE;
977    h264type.bEnableFMO = OMX_FALSE;
978    h264type.bEnableASO = OMX_FALSE;
979    h264type.bEnableRS = OMX_FALSE;
980    h264type.bFrameMBsOnly = OMX_TRUE;
981    h264type.bMBAFF = OMX_FALSE;
982    h264type.bEntropyCodingCABAC = OMX_FALSE;
983    h264type.bWeightedPPrediction = OMX_FALSE;
984    h264type.bconstIpred = OMX_FALSE;
985    h264type.bDirect8x8Inference = OMX_FALSE;
986    h264type.bDirectSpatialTemporal = OMX_FALSE;
987    h264type.nCabacInitIdc = 0;
988    h264type.eLoopFilterMode = OMX_VIDEO_AVCLoopFilterEnable;
989
990    err = mOMX->setParameter(
991            mNode, OMX_IndexParamVideoAvc, &h264type, sizeof(h264type));
992    CHECK_EQ(err, OK);
993
994    OMX_VIDEO_PARAM_BITRATETYPE bitrateType;
995    InitOMXParams(&bitrateType);
996    bitrateType.nPortIndex = kPortIndexOutput;
997
998    err = mOMX->getParameter(
999            mNode, OMX_IndexParamVideoBitrate,
1000            &bitrateType, sizeof(bitrateType));
1001    CHECK_EQ(err, OK);
1002
1003    bitrateType.eControlRate = OMX_Video_ControlRateVariable;
1004    bitrateType.nTargetBitrate = bitRate;
1005
1006    err = mOMX->setParameter(
1007            mNode, OMX_IndexParamVideoBitrate,
1008            &bitrateType, sizeof(bitrateType));
1009    CHECK_EQ(err, OK);
1010
1011    return OK;
1012}
1013
1014status_t OMXCodec::setVideoOutputFormat(
1015        const char *mime, OMX_U32 width, OMX_U32 height) {
1016    CODEC_LOGV("setVideoOutputFormat width=%ld, height=%ld", width, height);
1017
1018    OMX_VIDEO_CODINGTYPE compressionFormat = OMX_VIDEO_CodingUnused;
1019    if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_AVC, mime)) {
1020        compressionFormat = OMX_VIDEO_CodingAVC;
1021    } else if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_MPEG4, mime)) {
1022        compressionFormat = OMX_VIDEO_CodingMPEG4;
1023    } else if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_H263, mime)) {
1024        compressionFormat = OMX_VIDEO_CodingH263;
1025    } else {
1026        LOGE("Not a supported video mime type: %s", mime);
1027        CHECK(!"Should not be here. Not a supported video mime type.");
1028    }
1029
1030    status_t err = setVideoPortFormatType(
1031            kPortIndexInput, compressionFormat, OMX_COLOR_FormatUnused);
1032
1033    if (err != OK) {
1034        return err;
1035    }
1036
1037#if 1
1038    {
1039        OMX_VIDEO_PARAM_PORTFORMATTYPE format;
1040        InitOMXParams(&format);
1041        format.nPortIndex = kPortIndexOutput;
1042        format.nIndex = 0;
1043
1044        status_t err = mOMX->getParameter(
1045                mNode, OMX_IndexParamVideoPortFormat,
1046                &format, sizeof(format));
1047        CHECK_EQ(err, OK);
1048        CHECK_EQ(format.eCompressionFormat, OMX_VIDEO_CodingUnused);
1049
1050        static const int OMX_QCOM_COLOR_FormatYVU420SemiPlanar = 0x7FA30C00;
1051
1052        CHECK(format.eColorFormat == OMX_COLOR_FormatYUV420Planar
1053               || format.eColorFormat == OMX_COLOR_FormatYUV420SemiPlanar
1054               || format.eColorFormat == OMX_COLOR_FormatCbYCrY
1055               || format.eColorFormat == OMX_QCOM_COLOR_FormatYVU420SemiPlanar);
1056
1057        err = mOMX->setParameter(
1058                mNode, OMX_IndexParamVideoPortFormat,
1059                &format, sizeof(format));
1060
1061        if (err != OK) {
1062            return err;
1063        }
1064    }
1065#endif
1066
1067    OMX_PARAM_PORTDEFINITIONTYPE def;
1068    InitOMXParams(&def);
1069    def.nPortIndex = kPortIndexInput;
1070
1071    OMX_VIDEO_PORTDEFINITIONTYPE *video_def = &def.format.video;
1072
1073    err = mOMX->getParameter(
1074            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1075
1076    CHECK_EQ(err, OK);
1077
1078#if 1
1079    // XXX Need a (much) better heuristic to compute input buffer sizes.
1080    const size_t X = 64 * 1024;
1081    if (def.nBufferSize < X) {
1082        def.nBufferSize = X;
1083    }
1084#endif
1085
1086    CHECK_EQ(def.eDomain, OMX_PortDomainVideo);
1087
1088    video_def->nFrameWidth = width;
1089    video_def->nFrameHeight = height;
1090
1091    video_def->eCompressionFormat = compressionFormat;
1092    video_def->eColorFormat = OMX_COLOR_FormatUnused;
1093
1094    err = mOMX->setParameter(
1095            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1096
1097    if (err != OK) {
1098        return err;
1099    }
1100
1101    ////////////////////////////////////////////////////////////////////////////
1102
1103    InitOMXParams(&def);
1104    def.nPortIndex = kPortIndexOutput;
1105
1106    err = mOMX->getParameter(
1107            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1108    CHECK_EQ(err, OK);
1109    CHECK_EQ(def.eDomain, OMX_PortDomainVideo);
1110
1111#if 0
1112    def.nBufferSize =
1113        (((width + 15) & -16) * ((height + 15) & -16) * 3) / 2;  // YUV420
1114#endif
1115
1116    video_def->nFrameWidth = width;
1117    video_def->nFrameHeight = height;
1118
1119    err = mOMX->setParameter(
1120            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1121
1122    return err;
1123}
1124
1125OMXCodec::OMXCodec(
1126        const sp<IOMX> &omx, IOMX::node_id node, uint32_t quirks,
1127        bool isEncoder,
1128        const char *mime,
1129        const char *componentName,
1130        const sp<MediaSource> &source)
1131    : mOMX(omx),
1132      mOMXLivesLocally(omx->livesLocally(getpid())),
1133      mNode(node),
1134      mQuirks(quirks),
1135      mIsEncoder(isEncoder),
1136      mMIME(strdup(mime)),
1137      mComponentName(strdup(componentName)),
1138      mSource(source),
1139      mCodecSpecificDataIndex(0),
1140      mState(LOADED),
1141      mInitialBufferSubmit(true),
1142      mSignalledEOS(false),
1143      mNoMoreOutputData(false),
1144      mOutputPortSettingsHaveChanged(false),
1145      mSeekTimeUs(-1),
1146      mLeftOverBuffer(NULL),
1147      mPaused(false) {
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                    // We implicitly resume pulling on our upstream source.
1738                    mPaused = false;
1739
1740                    drainInputBuffers();
1741                    fillOutputBuffers();
1742                }
1743            }
1744
1745            break;
1746        }
1747
1748        default:
1749        {
1750            CODEC_LOGV("CMD_COMPLETE(%d, %ld)", cmd, data);
1751            break;
1752        }
1753    }
1754}
1755
1756void OMXCodec::onStateChange(OMX_STATETYPE newState) {
1757    CODEC_LOGV("onStateChange %d", newState);
1758
1759    switch (newState) {
1760        case OMX_StateIdle:
1761        {
1762            CODEC_LOGV("Now Idle.");
1763            if (mState == LOADED_TO_IDLE) {
1764                status_t err = mOMX->sendCommand(
1765                        mNode, OMX_CommandStateSet, OMX_StateExecuting);
1766
1767                CHECK_EQ(err, OK);
1768
1769                setState(IDLE_TO_EXECUTING);
1770            } else {
1771                CHECK_EQ(mState, EXECUTING_TO_IDLE);
1772
1773                CHECK_EQ(
1774                    countBuffersWeOwn(mPortBuffers[kPortIndexInput]),
1775                    mPortBuffers[kPortIndexInput].size());
1776
1777                CHECK_EQ(
1778                    countBuffersWeOwn(mPortBuffers[kPortIndexOutput]),
1779                    mPortBuffers[kPortIndexOutput].size());
1780
1781                status_t err = mOMX->sendCommand(
1782                        mNode, OMX_CommandStateSet, OMX_StateLoaded);
1783
1784                CHECK_EQ(err, OK);
1785
1786                err = freeBuffersOnPort(kPortIndexInput);
1787                CHECK_EQ(err, OK);
1788
1789                err = freeBuffersOnPort(kPortIndexOutput);
1790                CHECK_EQ(err, OK);
1791
1792                mPortStatus[kPortIndexInput] = ENABLED;
1793                mPortStatus[kPortIndexOutput] = ENABLED;
1794
1795                setState(IDLE_TO_LOADED);
1796            }
1797            break;
1798        }
1799
1800        case OMX_StateExecuting:
1801        {
1802            CHECK_EQ(mState, IDLE_TO_EXECUTING);
1803
1804            CODEC_LOGV("Now Executing.");
1805
1806            setState(EXECUTING);
1807
1808            // Buffers will be submitted to the component in the first
1809            // call to OMXCodec::read as mInitialBufferSubmit is true at
1810            // this point. This ensures that this on_message call returns,
1811            // releases the lock and ::init can notice the state change and
1812            // itself return.
1813            break;
1814        }
1815
1816        case OMX_StateLoaded:
1817        {
1818            CHECK_EQ(mState, IDLE_TO_LOADED);
1819
1820            CODEC_LOGV("Now Loaded.");
1821
1822            setState(LOADED);
1823            break;
1824        }
1825
1826        case OMX_StateInvalid:
1827        {
1828            setState(ERROR);
1829            break;
1830        }
1831
1832        default:
1833        {
1834            CHECK(!"should not be here.");
1835            break;
1836        }
1837    }
1838}
1839
1840// static
1841size_t OMXCodec::countBuffersWeOwn(const Vector<BufferInfo> &buffers) {
1842    size_t n = 0;
1843    for (size_t i = 0; i < buffers.size(); ++i) {
1844        if (!buffers[i].mOwnedByComponent) {
1845            ++n;
1846        }
1847    }
1848
1849    return n;
1850}
1851
1852status_t OMXCodec::freeBuffersOnPort(
1853        OMX_U32 portIndex, bool onlyThoseWeOwn) {
1854    Vector<BufferInfo> *buffers = &mPortBuffers[portIndex];
1855
1856    status_t stickyErr = OK;
1857
1858    for (size_t i = buffers->size(); i-- > 0;) {
1859        BufferInfo *info = &buffers->editItemAt(i);
1860
1861        if (onlyThoseWeOwn && info->mOwnedByComponent) {
1862            continue;
1863        }
1864
1865        CHECK_EQ(info->mOwnedByComponent, false);
1866
1867        CODEC_LOGV("freeing buffer %p on port %ld", info->mBuffer, portIndex);
1868
1869        status_t err =
1870            mOMX->freeBuffer(mNode, portIndex, info->mBuffer);
1871
1872        if (err != OK) {
1873            stickyErr = err;
1874        }
1875
1876        if (info->mMediaBuffer != NULL) {
1877            info->mMediaBuffer->setObserver(NULL);
1878
1879            // Make sure nobody but us owns this buffer at this point.
1880            CHECK_EQ(info->mMediaBuffer->refcount(), 0);
1881
1882            info->mMediaBuffer->release();
1883        }
1884
1885        buffers->removeAt(i);
1886    }
1887
1888    CHECK(onlyThoseWeOwn || buffers->isEmpty());
1889
1890    return stickyErr;
1891}
1892
1893void OMXCodec::onPortSettingsChanged(OMX_U32 portIndex) {
1894    CODEC_LOGV("PORT_SETTINGS_CHANGED(%ld)", portIndex);
1895
1896    CHECK_EQ(mState, EXECUTING);
1897    CHECK_EQ(portIndex, kPortIndexOutput);
1898    setState(RECONFIGURING);
1899
1900    if (mQuirks & kNeedsFlushBeforeDisable) {
1901        if (!flushPortAsync(portIndex)) {
1902            onCmdComplete(OMX_CommandFlush, portIndex);
1903        }
1904    } else {
1905        disablePortAsync(portIndex);
1906    }
1907}
1908
1909bool OMXCodec::flushPortAsync(OMX_U32 portIndex) {
1910    CHECK(mState == EXECUTING || mState == RECONFIGURING
1911            || mState == EXECUTING_TO_IDLE);
1912
1913    CODEC_LOGV("flushPortAsync(%ld): we own %d out of %d buffers already.",
1914         portIndex, countBuffersWeOwn(mPortBuffers[portIndex]),
1915         mPortBuffers[portIndex].size());
1916
1917    CHECK_EQ(mPortStatus[portIndex], ENABLED);
1918    mPortStatus[portIndex] = SHUTTING_DOWN;
1919
1920    if ((mQuirks & kRequiresFlushCompleteEmulation)
1921        && countBuffersWeOwn(mPortBuffers[portIndex])
1922                == mPortBuffers[portIndex].size()) {
1923        // No flush is necessary and this component fails to send a
1924        // flush-complete event in this case.
1925
1926        return false;
1927    }
1928
1929    status_t err =
1930        mOMX->sendCommand(mNode, OMX_CommandFlush, portIndex);
1931    CHECK_EQ(err, OK);
1932
1933    return true;
1934}
1935
1936void OMXCodec::disablePortAsync(OMX_U32 portIndex) {
1937    CHECK(mState == EXECUTING || mState == RECONFIGURING);
1938
1939    CHECK_EQ(mPortStatus[portIndex], ENABLED);
1940    mPortStatus[portIndex] = DISABLING;
1941
1942    status_t err =
1943        mOMX->sendCommand(mNode, OMX_CommandPortDisable, portIndex);
1944    CHECK_EQ(err, OK);
1945
1946    freeBuffersOnPort(portIndex, true);
1947}
1948
1949void OMXCodec::enablePortAsync(OMX_U32 portIndex) {
1950    CHECK(mState == EXECUTING || mState == RECONFIGURING);
1951
1952    CHECK_EQ(mPortStatus[portIndex], DISABLED);
1953    mPortStatus[portIndex] = ENABLING;
1954
1955    status_t err =
1956        mOMX->sendCommand(mNode, OMX_CommandPortEnable, portIndex);
1957    CHECK_EQ(err, OK);
1958}
1959
1960void OMXCodec::fillOutputBuffers() {
1961    CHECK_EQ(mState, EXECUTING);
1962
1963    // This is a workaround for some decoders not properly reporting
1964    // end-of-output-stream. If we own all input buffers and also own
1965    // all output buffers and we already signalled end-of-input-stream,
1966    // the end-of-output-stream is implied.
1967    if (mSignalledEOS
1968            && countBuffersWeOwn(mPortBuffers[kPortIndexInput])
1969                == mPortBuffers[kPortIndexInput].size()
1970            && countBuffersWeOwn(mPortBuffers[kPortIndexOutput])
1971                == mPortBuffers[kPortIndexOutput].size()) {
1972        mNoMoreOutputData = true;
1973        mBufferFilled.signal();
1974
1975        return;
1976    }
1977
1978    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexOutput];
1979    for (size_t i = 0; i < buffers->size(); ++i) {
1980        fillOutputBuffer(&buffers->editItemAt(i));
1981    }
1982}
1983
1984void OMXCodec::drainInputBuffers() {
1985    CHECK(mState == EXECUTING || mState == RECONFIGURING);
1986
1987    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexInput];
1988    for (size_t i = 0; i < buffers->size(); ++i) {
1989        drainInputBuffer(&buffers->editItemAt(i));
1990    }
1991}
1992
1993void OMXCodec::drainInputBuffer(BufferInfo *info) {
1994    CHECK_EQ(info->mOwnedByComponent, false);
1995
1996    if (mSignalledEOS) {
1997        return;
1998    }
1999
2000    if (mCodecSpecificDataIndex < mCodecSpecificData.size()) {
2001        const CodecSpecificData *specific =
2002            mCodecSpecificData[mCodecSpecificDataIndex];
2003
2004        size_t size = specific->mSize;
2005
2006        if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_AVC, mMIME)
2007                && !(mQuirks & kWantsNALFragments)) {
2008            static const uint8_t kNALStartCode[4] =
2009                    { 0x00, 0x00, 0x00, 0x01 };
2010
2011            CHECK(info->mSize >= specific->mSize + 4);
2012
2013            size += 4;
2014
2015            memcpy(info->mData, kNALStartCode, 4);
2016            memcpy((uint8_t *)info->mData + 4,
2017                   specific->mData, specific->mSize);
2018        } else {
2019            CHECK(info->mSize >= specific->mSize);
2020            memcpy(info->mData, specific->mData, specific->mSize);
2021        }
2022
2023        mNoMoreOutputData = false;
2024
2025        CODEC_LOGV("calling emptyBuffer with codec specific data");
2026
2027        status_t err = mOMX->emptyBuffer(
2028                mNode, info->mBuffer, 0, size,
2029                OMX_BUFFERFLAG_ENDOFFRAME | OMX_BUFFERFLAG_CODECCONFIG,
2030                0);
2031        CHECK_EQ(err, OK);
2032
2033        info->mOwnedByComponent = true;
2034
2035        ++mCodecSpecificDataIndex;
2036        return;
2037    }
2038
2039    if (mPaused) {
2040        return;
2041    }
2042
2043    status_t err;
2044
2045    bool signalEOS = false;
2046    int64_t timestampUs = 0;
2047
2048    size_t offset = 0;
2049    int32_t n = 0;
2050    for (;;) {
2051        MediaBuffer *srcBuffer;
2052        if (mSeekTimeUs >= 0) {
2053            if (mLeftOverBuffer) {
2054                mLeftOverBuffer->release();
2055                mLeftOverBuffer = NULL;
2056            }
2057
2058            MediaSource::ReadOptions options;
2059            options.setSeekTo(mSeekTimeUs);
2060
2061            mSeekTimeUs = -1;
2062            mBufferFilled.signal();
2063
2064            err = mSource->read(&srcBuffer, &options);
2065        } else if (mLeftOverBuffer) {
2066            srcBuffer = mLeftOverBuffer;
2067            mLeftOverBuffer = NULL;
2068
2069            err = OK;
2070        } else {
2071            err = mSource->read(&srcBuffer);
2072        }
2073
2074        if (err != OK) {
2075            signalEOS = true;
2076            mFinalStatus = err;
2077            mSignalledEOS = true;
2078            break;
2079        }
2080
2081        size_t remainingBytes = info->mSize - offset;
2082
2083        if (srcBuffer->range_length() > remainingBytes) {
2084            if (offset == 0) {
2085                CODEC_LOGE(
2086                     "Codec's input buffers are too small to accomodate "
2087                     "buffer read from source (info->mSize = %d, srcLength = %d)",
2088                     info->mSize, srcBuffer->range_length());
2089
2090                srcBuffer->release();
2091                srcBuffer = NULL;
2092
2093                setState(ERROR);
2094                return;
2095            }
2096
2097            mLeftOverBuffer = srcBuffer;
2098            break;
2099        }
2100
2101        if (mIsEncoder && (mQuirks & kAvoidMemcopyInputRecordingFrames)) {
2102            CHECK(mOMXLivesLocally && offset == 0);
2103            OMX_BUFFERHEADERTYPE *header = (OMX_BUFFERHEADERTYPE *) info->mBuffer;
2104            header->pBuffer = (OMX_U8 *) srcBuffer->data() + srcBuffer->range_offset();
2105        } else {
2106            memcpy((uint8_t *)info->mData + offset,
2107                    (const uint8_t *)srcBuffer->data() + srcBuffer->range_offset(),
2108                    srcBuffer->range_length());
2109        }
2110
2111        int64_t lastBufferTimeUs;
2112        CHECK(srcBuffer->meta_data()->findInt64(kKeyTime, &lastBufferTimeUs));
2113        CHECK(timestampUs >= 0);
2114
2115        if (offset == 0) {
2116            timestampUs = lastBufferTimeUs;
2117        }
2118
2119        offset += srcBuffer->range_length();
2120
2121        srcBuffer->release();
2122        srcBuffer = NULL;
2123
2124        ++n;
2125
2126        if (!(mQuirks & kSupportsMultipleFramesPerInputBuffer)) {
2127            break;
2128        }
2129
2130        int64_t coalescedDurationUs = lastBufferTimeUs - timestampUs;
2131
2132        if (coalescedDurationUs > 250000ll) {
2133            // Don't coalesce more than 250ms worth of encoded data at once.
2134            break;
2135        }
2136    }
2137
2138    if (n > 1) {
2139        LOGV("coalesced %d frames into one input buffer", n);
2140    }
2141
2142    OMX_U32 flags = OMX_BUFFERFLAG_ENDOFFRAME;
2143
2144    if (signalEOS) {
2145        flags |= OMX_BUFFERFLAG_EOS;
2146    } else {
2147        mNoMoreOutputData = false;
2148    }
2149
2150    CODEC_LOGV("Calling emptyBuffer on buffer %p (length %d), "
2151               "timestamp %lld us (%.2f secs)",
2152               info->mBuffer, offset,
2153               timestampUs, timestampUs / 1E6);
2154
2155    err = mOMX->emptyBuffer(
2156            mNode, info->mBuffer, 0, offset,
2157            flags, timestampUs);
2158
2159    if (err != OK) {
2160        setState(ERROR);
2161        return;
2162    }
2163
2164    info->mOwnedByComponent = true;
2165
2166    // This component does not ever signal the EOS flag on output buffers,
2167    // Thanks for nothing.
2168    if (mSignalledEOS && !strcmp(mComponentName, "OMX.TI.Video.encoder")) {
2169        mNoMoreOutputData = true;
2170        mBufferFilled.signal();
2171    }
2172}
2173
2174void OMXCodec::fillOutputBuffer(BufferInfo *info) {
2175    CHECK_EQ(info->mOwnedByComponent, false);
2176
2177    if (mNoMoreOutputData) {
2178        CODEC_LOGV("There is no more output data available, not "
2179             "calling fillOutputBuffer");
2180        return;
2181    }
2182
2183    CODEC_LOGV("Calling fill_buffer on buffer %p", info->mBuffer);
2184    status_t err = mOMX->fillBuffer(mNode, info->mBuffer);
2185
2186    if (err != OK) {
2187        CODEC_LOGE("fillBuffer failed w/ error 0x%08x", err);
2188
2189        setState(ERROR);
2190        return;
2191    }
2192
2193    info->mOwnedByComponent = true;
2194}
2195
2196void OMXCodec::drainInputBuffer(IOMX::buffer_id buffer) {
2197    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexInput];
2198    for (size_t i = 0; i < buffers->size(); ++i) {
2199        if ((*buffers)[i].mBuffer == buffer) {
2200            drainInputBuffer(&buffers->editItemAt(i));
2201            return;
2202        }
2203    }
2204
2205    CHECK(!"should not be here.");
2206}
2207
2208void OMXCodec::fillOutputBuffer(IOMX::buffer_id buffer) {
2209    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexOutput];
2210    for (size_t i = 0; i < buffers->size(); ++i) {
2211        if ((*buffers)[i].mBuffer == buffer) {
2212            fillOutputBuffer(&buffers->editItemAt(i));
2213            return;
2214        }
2215    }
2216
2217    CHECK(!"should not be here.");
2218}
2219
2220void OMXCodec::setState(State newState) {
2221    mState = newState;
2222    mAsyncCompletion.signal();
2223
2224    // This may cause some spurious wakeups but is necessary to
2225    // unblock the reader if we enter ERROR state.
2226    mBufferFilled.signal();
2227}
2228
2229void OMXCodec::setRawAudioFormat(
2230        OMX_U32 portIndex, int32_t sampleRate, int32_t numChannels) {
2231
2232    // port definition
2233    OMX_PARAM_PORTDEFINITIONTYPE def;
2234    InitOMXParams(&def);
2235    def.nPortIndex = portIndex;
2236    status_t err = mOMX->getParameter(
2237            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
2238    CHECK_EQ(err, OK);
2239    def.format.audio.eEncoding = OMX_AUDIO_CodingPCM;
2240    CHECK_EQ(mOMX->setParameter(mNode, OMX_IndexParamPortDefinition,
2241            &def, sizeof(def)), OK);
2242
2243    // pcm param
2244    OMX_AUDIO_PARAM_PCMMODETYPE pcmParams;
2245    InitOMXParams(&pcmParams);
2246    pcmParams.nPortIndex = portIndex;
2247
2248    err = mOMX->getParameter(
2249            mNode, OMX_IndexParamAudioPcm, &pcmParams, sizeof(pcmParams));
2250
2251    CHECK_EQ(err, OK);
2252
2253    pcmParams.nChannels = numChannels;
2254    pcmParams.eNumData = OMX_NumericalDataSigned;
2255    pcmParams.bInterleaved = OMX_TRUE;
2256    pcmParams.nBitPerSample = 16;
2257    pcmParams.nSamplingRate = sampleRate;
2258    pcmParams.ePCMMode = OMX_AUDIO_PCMModeLinear;
2259
2260    if (numChannels == 1) {
2261        pcmParams.eChannelMapping[0] = OMX_AUDIO_ChannelCF;
2262    } else {
2263        CHECK_EQ(numChannels, 2);
2264
2265        pcmParams.eChannelMapping[0] = OMX_AUDIO_ChannelLF;
2266        pcmParams.eChannelMapping[1] = OMX_AUDIO_ChannelRF;
2267    }
2268
2269    err = mOMX->setParameter(
2270            mNode, OMX_IndexParamAudioPcm, &pcmParams, sizeof(pcmParams));
2271
2272    CHECK_EQ(err, OK);
2273}
2274
2275static OMX_AUDIO_AMRBANDMODETYPE pickModeFromBitRate(bool isAMRWB, int32_t bps) {
2276    if (isAMRWB) {
2277        if (bps <= 6600) {
2278            return OMX_AUDIO_AMRBandModeWB0;
2279        } else if (bps <= 8850) {
2280            return OMX_AUDIO_AMRBandModeWB1;
2281        } else if (bps <= 12650) {
2282            return OMX_AUDIO_AMRBandModeWB2;
2283        } else if (bps <= 14250) {
2284            return OMX_AUDIO_AMRBandModeWB3;
2285        } else if (bps <= 15850) {
2286            return OMX_AUDIO_AMRBandModeWB4;
2287        } else if (bps <= 18250) {
2288            return OMX_AUDIO_AMRBandModeWB5;
2289        } else if (bps <= 19850) {
2290            return OMX_AUDIO_AMRBandModeWB6;
2291        } else if (bps <= 23050) {
2292            return OMX_AUDIO_AMRBandModeWB7;
2293        }
2294
2295        // 23850 bps
2296        return OMX_AUDIO_AMRBandModeWB8;
2297    } else {  // AMRNB
2298        if (bps <= 4750) {
2299            return OMX_AUDIO_AMRBandModeNB0;
2300        } else if (bps <= 5150) {
2301            return OMX_AUDIO_AMRBandModeNB1;
2302        } else if (bps <= 5900) {
2303            return OMX_AUDIO_AMRBandModeNB2;
2304        } else if (bps <= 6700) {
2305            return OMX_AUDIO_AMRBandModeNB3;
2306        } else if (bps <= 7400) {
2307            return OMX_AUDIO_AMRBandModeNB4;
2308        } else if (bps <= 7950) {
2309            return OMX_AUDIO_AMRBandModeNB5;
2310        } else if (bps <= 10200) {
2311            return OMX_AUDIO_AMRBandModeNB6;
2312        }
2313
2314        // 12200 bps
2315        return OMX_AUDIO_AMRBandModeNB7;
2316    }
2317}
2318
2319void OMXCodec::setAMRFormat(bool isWAMR, int32_t bitRate) {
2320    OMX_U32 portIndex = mIsEncoder ? kPortIndexOutput : kPortIndexInput;
2321
2322    OMX_AUDIO_PARAM_AMRTYPE def;
2323    InitOMXParams(&def);
2324    def.nPortIndex = portIndex;
2325
2326    status_t err =
2327        mOMX->getParameter(mNode, OMX_IndexParamAudioAmr, &def, sizeof(def));
2328
2329    CHECK_EQ(err, OK);
2330
2331    def.eAMRFrameFormat = OMX_AUDIO_AMRFrameFormatFSF;
2332
2333    def.eAMRBandMode = pickModeFromBitRate(isWAMR, bitRate);
2334    err = mOMX->setParameter(mNode, OMX_IndexParamAudioAmr, &def, sizeof(def));
2335    CHECK_EQ(err, OK);
2336
2337    ////////////////////////
2338
2339    if (mIsEncoder) {
2340        sp<MetaData> format = mSource->getFormat();
2341        int32_t sampleRate;
2342        int32_t numChannels;
2343        CHECK(format->findInt32(kKeySampleRate, &sampleRate));
2344        CHECK(format->findInt32(kKeyChannelCount, &numChannels));
2345
2346        setRawAudioFormat(kPortIndexInput, sampleRate, numChannels);
2347    }
2348}
2349
2350void OMXCodec::setAACFormat(int32_t numChannels, int32_t sampleRate, int32_t bitRate) {
2351    CHECK(numChannels == 1 || numChannels == 2);
2352    if (mIsEncoder) {
2353        //////////////// input port ////////////////////
2354        setRawAudioFormat(kPortIndexInput, sampleRate, numChannels);
2355
2356        //////////////// output port ////////////////////
2357        // format
2358        OMX_AUDIO_PARAM_PORTFORMATTYPE format;
2359        format.nPortIndex = kPortIndexOutput;
2360        format.nIndex = 0;
2361        status_t err = OMX_ErrorNone;
2362        while (OMX_ErrorNone == err) {
2363            CHECK_EQ(mOMX->getParameter(mNode, OMX_IndexParamAudioPortFormat,
2364                    &format, sizeof(format)), OK);
2365            if (format.eEncoding == OMX_AUDIO_CodingAAC) {
2366                break;
2367            }
2368            format.nIndex++;
2369        }
2370        CHECK_EQ(OK, err);
2371        CHECK_EQ(mOMX->setParameter(mNode, OMX_IndexParamAudioPortFormat,
2372                &format, sizeof(format)), OK);
2373
2374        // port definition
2375        OMX_PARAM_PORTDEFINITIONTYPE def;
2376        InitOMXParams(&def);
2377        def.nPortIndex = kPortIndexOutput;
2378        CHECK_EQ(mOMX->getParameter(mNode, OMX_IndexParamPortDefinition,
2379                &def, sizeof(def)), OK);
2380        def.format.audio.bFlagErrorConcealment = OMX_TRUE;
2381        def.format.audio.eEncoding = OMX_AUDIO_CodingAAC;
2382        CHECK_EQ(mOMX->setParameter(mNode, OMX_IndexParamPortDefinition,
2383                &def, sizeof(def)), OK);
2384
2385        // profile
2386        OMX_AUDIO_PARAM_AACPROFILETYPE profile;
2387        InitOMXParams(&profile);
2388        profile.nPortIndex = kPortIndexOutput;
2389        CHECK_EQ(mOMX->getParameter(mNode, OMX_IndexParamAudioAac,
2390                &profile, sizeof(profile)), OK);
2391        profile.nChannels = numChannels;
2392        profile.eChannelMode = (numChannels == 1?
2393                OMX_AUDIO_ChannelModeMono: OMX_AUDIO_ChannelModeStereo);
2394        profile.nSampleRate = sampleRate;
2395        profile.nBitRate = bitRate;
2396        profile.nAudioBandWidth = 0;
2397        profile.nFrameLength = 0;
2398        profile.nAACtools = OMX_AUDIO_AACToolAll;
2399        profile.nAACERtools = OMX_AUDIO_AACERNone;
2400        profile.eAACProfile = OMX_AUDIO_AACObjectLC;
2401        profile.eAACStreamFormat = OMX_AUDIO_AACStreamFormatMP4FF;
2402        CHECK_EQ(mOMX->setParameter(mNode, OMX_IndexParamAudioAac,
2403                &profile, sizeof(profile)), OK);
2404
2405    } else {
2406        OMX_AUDIO_PARAM_AACPROFILETYPE profile;
2407        InitOMXParams(&profile);
2408        profile.nPortIndex = kPortIndexInput;
2409
2410        status_t err = mOMX->getParameter(
2411                mNode, OMX_IndexParamAudioAac, &profile, sizeof(profile));
2412        CHECK_EQ(err, OK);
2413
2414        profile.nChannels = numChannels;
2415        profile.nSampleRate = sampleRate;
2416        profile.eAACStreamFormat = OMX_AUDIO_AACStreamFormatMP4ADTS;
2417
2418        err = mOMX->setParameter(
2419                mNode, OMX_IndexParamAudioAac, &profile, sizeof(profile));
2420        CHECK_EQ(err, OK);
2421    }
2422}
2423
2424void OMXCodec::setImageOutputFormat(
2425        OMX_COLOR_FORMATTYPE format, OMX_U32 width, OMX_U32 height) {
2426    CODEC_LOGV("setImageOutputFormat(%ld, %ld)", width, height);
2427
2428#if 0
2429    OMX_INDEXTYPE index;
2430    status_t err = mOMX->get_extension_index(
2431            mNode, "OMX.TI.JPEG.decode.Config.OutputColorFormat", &index);
2432    CHECK_EQ(err, OK);
2433
2434    err = mOMX->set_config(mNode, index, &format, sizeof(format));
2435    CHECK_EQ(err, OK);
2436#endif
2437
2438    OMX_PARAM_PORTDEFINITIONTYPE def;
2439    InitOMXParams(&def);
2440    def.nPortIndex = kPortIndexOutput;
2441
2442    status_t err = mOMX->getParameter(
2443            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
2444    CHECK_EQ(err, OK);
2445
2446    CHECK_EQ(def.eDomain, OMX_PortDomainImage);
2447
2448    OMX_IMAGE_PORTDEFINITIONTYPE *imageDef = &def.format.image;
2449
2450    CHECK_EQ(imageDef->eCompressionFormat, OMX_IMAGE_CodingUnused);
2451    imageDef->eColorFormat = format;
2452    imageDef->nFrameWidth = width;
2453    imageDef->nFrameHeight = height;
2454
2455    switch (format) {
2456        case OMX_COLOR_FormatYUV420PackedPlanar:
2457        case OMX_COLOR_FormatYUV411Planar:
2458        {
2459            def.nBufferSize = (width * height * 3) / 2;
2460            break;
2461        }
2462
2463        case OMX_COLOR_FormatCbYCrY:
2464        {
2465            def.nBufferSize = width * height * 2;
2466            break;
2467        }
2468
2469        case OMX_COLOR_Format32bitARGB8888:
2470        {
2471            def.nBufferSize = width * height * 4;
2472            break;
2473        }
2474
2475        case OMX_COLOR_Format16bitARGB4444:
2476        case OMX_COLOR_Format16bitARGB1555:
2477        case OMX_COLOR_Format16bitRGB565:
2478        case OMX_COLOR_Format16bitBGR565:
2479        {
2480            def.nBufferSize = width * height * 2;
2481            break;
2482        }
2483
2484        default:
2485            CHECK(!"Should not be here. Unknown color format.");
2486            break;
2487    }
2488
2489    def.nBufferCountActual = def.nBufferCountMin;
2490
2491    err = mOMX->setParameter(
2492            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
2493    CHECK_EQ(err, OK);
2494}
2495
2496void OMXCodec::setJPEGInputFormat(
2497        OMX_U32 width, OMX_U32 height, OMX_U32 compressedSize) {
2498    OMX_PARAM_PORTDEFINITIONTYPE def;
2499    InitOMXParams(&def);
2500    def.nPortIndex = kPortIndexInput;
2501
2502    status_t err = mOMX->getParameter(
2503            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
2504    CHECK_EQ(err, OK);
2505
2506    CHECK_EQ(def.eDomain, OMX_PortDomainImage);
2507    OMX_IMAGE_PORTDEFINITIONTYPE *imageDef = &def.format.image;
2508
2509    CHECK_EQ(imageDef->eCompressionFormat, OMX_IMAGE_CodingJPEG);
2510    imageDef->nFrameWidth = width;
2511    imageDef->nFrameHeight = height;
2512
2513    def.nBufferSize = compressedSize;
2514    def.nBufferCountActual = def.nBufferCountMin;
2515
2516    err = mOMX->setParameter(
2517            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
2518    CHECK_EQ(err, OK);
2519}
2520
2521void OMXCodec::addCodecSpecificData(const void *data, size_t size) {
2522    CodecSpecificData *specific =
2523        (CodecSpecificData *)malloc(sizeof(CodecSpecificData) + size - 1);
2524
2525    specific->mSize = size;
2526    memcpy(specific->mData, data, size);
2527
2528    mCodecSpecificData.push(specific);
2529}
2530
2531void OMXCodec::clearCodecSpecificData() {
2532    for (size_t i = 0; i < mCodecSpecificData.size(); ++i) {
2533        free(mCodecSpecificData.editItemAt(i));
2534    }
2535    mCodecSpecificData.clear();
2536    mCodecSpecificDataIndex = 0;
2537}
2538
2539status_t OMXCodec::start(MetaData *meta) {
2540    Mutex::Autolock autoLock(mLock);
2541
2542    if (mState != LOADED) {
2543        return UNKNOWN_ERROR;
2544    }
2545
2546    sp<MetaData> params = new MetaData;
2547    if (mQuirks & kWantsNALFragments) {
2548        params->setInt32(kKeyWantsNALFragments, true);
2549    }
2550    if (meta) {
2551        int64_t startTimeUs = 0;
2552        int64_t timeUs;
2553        if (meta->findInt64(kKeyTime, &timeUs)) {
2554            startTimeUs = timeUs;
2555        }
2556        params->setInt64(kKeyTime, startTimeUs);
2557    }
2558    status_t err = mSource->start(params.get());
2559
2560    if (err != OK) {
2561        return err;
2562    }
2563
2564    mCodecSpecificDataIndex = 0;
2565    mInitialBufferSubmit = true;
2566    mSignalledEOS = false;
2567    mNoMoreOutputData = false;
2568    mOutputPortSettingsHaveChanged = false;
2569    mSeekTimeUs = -1;
2570    mFilledBuffers.clear();
2571    mPaused = false;
2572
2573    return init();
2574}
2575
2576status_t OMXCodec::stop() {
2577    CODEC_LOGV("stop mState=%d", mState);
2578
2579    Mutex::Autolock autoLock(mLock);
2580
2581    while (isIntermediateState(mState)) {
2582        mAsyncCompletion.wait(mLock);
2583    }
2584
2585    switch (mState) {
2586        case LOADED:
2587        case ERROR:
2588            break;
2589
2590        case EXECUTING:
2591        {
2592            setState(EXECUTING_TO_IDLE);
2593
2594            if (mQuirks & kRequiresFlushBeforeShutdown) {
2595                CODEC_LOGV("This component requires a flush before transitioning "
2596                     "from EXECUTING to IDLE...");
2597
2598                bool emulateInputFlushCompletion =
2599                    !flushPortAsync(kPortIndexInput);
2600
2601                bool emulateOutputFlushCompletion =
2602                    !flushPortAsync(kPortIndexOutput);
2603
2604                if (emulateInputFlushCompletion) {
2605                    onCmdComplete(OMX_CommandFlush, kPortIndexInput);
2606                }
2607
2608                if (emulateOutputFlushCompletion) {
2609                    onCmdComplete(OMX_CommandFlush, kPortIndexOutput);
2610                }
2611            } else {
2612                mPortStatus[kPortIndexInput] = SHUTTING_DOWN;
2613                mPortStatus[kPortIndexOutput] = SHUTTING_DOWN;
2614
2615                status_t err =
2616                    mOMX->sendCommand(mNode, OMX_CommandStateSet, OMX_StateIdle);
2617                CHECK_EQ(err, OK);
2618            }
2619
2620            while (mState != LOADED && mState != ERROR) {
2621                mAsyncCompletion.wait(mLock);
2622            }
2623
2624            break;
2625        }
2626
2627        default:
2628        {
2629            CHECK(!"should not be here.");
2630            break;
2631        }
2632    }
2633
2634    if (mLeftOverBuffer) {
2635        mLeftOverBuffer->release();
2636        mLeftOverBuffer = NULL;
2637    }
2638
2639    mSource->stop();
2640
2641    CODEC_LOGV("stopped");
2642
2643    return OK;
2644}
2645
2646sp<MetaData> OMXCodec::getFormat() {
2647    Mutex::Autolock autoLock(mLock);
2648
2649    return mOutputFormat;
2650}
2651
2652status_t OMXCodec::read(
2653        MediaBuffer **buffer, const ReadOptions *options) {
2654    *buffer = NULL;
2655
2656    Mutex::Autolock autoLock(mLock);
2657
2658    if (mState != EXECUTING && mState != RECONFIGURING) {
2659        return UNKNOWN_ERROR;
2660    }
2661
2662    bool seeking = false;
2663    int64_t seekTimeUs;
2664    if (options && options->getSeekTo(&seekTimeUs)) {
2665        seeking = true;
2666    }
2667
2668    if (mInitialBufferSubmit) {
2669        mInitialBufferSubmit = false;
2670
2671        if (seeking) {
2672            CHECK(seekTimeUs >= 0);
2673            mSeekTimeUs = seekTimeUs;
2674
2675            // There's no reason to trigger the code below, there's
2676            // nothing to flush yet.
2677            seeking = false;
2678            mPaused = false;
2679        }
2680
2681        drainInputBuffers();
2682
2683        if (mState == EXECUTING) {
2684            // Otherwise mState == RECONFIGURING and this code will trigger
2685            // after the output port is reenabled.
2686            fillOutputBuffers();
2687        }
2688    }
2689
2690    if (seeking) {
2691        CODEC_LOGV("seeking to %lld us (%.2f secs)", seekTimeUs, seekTimeUs / 1E6);
2692
2693        mSignalledEOS = false;
2694
2695        CHECK(seekTimeUs >= 0);
2696        mSeekTimeUs = seekTimeUs;
2697
2698        mFilledBuffers.clear();
2699
2700        CHECK_EQ(mState, EXECUTING);
2701
2702        bool emulateInputFlushCompletion = !flushPortAsync(kPortIndexInput);
2703        bool emulateOutputFlushCompletion = !flushPortAsync(kPortIndexOutput);
2704
2705        if (emulateInputFlushCompletion) {
2706            onCmdComplete(OMX_CommandFlush, kPortIndexInput);
2707        }
2708
2709        if (emulateOutputFlushCompletion) {
2710            onCmdComplete(OMX_CommandFlush, kPortIndexOutput);
2711        }
2712
2713        while (mSeekTimeUs >= 0) {
2714            mBufferFilled.wait(mLock);
2715        }
2716    }
2717
2718    while (mState != ERROR && !mNoMoreOutputData && mFilledBuffers.empty()) {
2719        mBufferFilled.wait(mLock);
2720    }
2721
2722    if (mState == ERROR) {
2723        return UNKNOWN_ERROR;
2724    }
2725
2726    if (mFilledBuffers.empty()) {
2727        return mSignalledEOS ? mFinalStatus : ERROR_END_OF_STREAM;
2728    }
2729
2730    if (mOutputPortSettingsHaveChanged) {
2731        mOutputPortSettingsHaveChanged = false;
2732
2733        return INFO_FORMAT_CHANGED;
2734    }
2735
2736    size_t index = *mFilledBuffers.begin();
2737    mFilledBuffers.erase(mFilledBuffers.begin());
2738
2739    BufferInfo *info = &mPortBuffers[kPortIndexOutput].editItemAt(index);
2740    info->mMediaBuffer->add_ref();
2741    *buffer = info->mMediaBuffer;
2742
2743    return OK;
2744}
2745
2746void OMXCodec::signalBufferReturned(MediaBuffer *buffer) {
2747    Mutex::Autolock autoLock(mLock);
2748
2749    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexOutput];
2750    for (size_t i = 0; i < buffers->size(); ++i) {
2751        BufferInfo *info = &buffers->editItemAt(i);
2752
2753        if (info->mMediaBuffer == buffer) {
2754            CHECK_EQ(mPortStatus[kPortIndexOutput], ENABLED);
2755            fillOutputBuffer(info);
2756            return;
2757        }
2758    }
2759
2760    CHECK(!"should not be here.");
2761}
2762
2763static const char *imageCompressionFormatString(OMX_IMAGE_CODINGTYPE type) {
2764    static const char *kNames[] = {
2765        "OMX_IMAGE_CodingUnused",
2766        "OMX_IMAGE_CodingAutoDetect",
2767        "OMX_IMAGE_CodingJPEG",
2768        "OMX_IMAGE_CodingJPEG2K",
2769        "OMX_IMAGE_CodingEXIF",
2770        "OMX_IMAGE_CodingTIFF",
2771        "OMX_IMAGE_CodingGIF",
2772        "OMX_IMAGE_CodingPNG",
2773        "OMX_IMAGE_CodingLZW",
2774        "OMX_IMAGE_CodingBMP",
2775    };
2776
2777    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
2778
2779    if (type < 0 || (size_t)type >= numNames) {
2780        return "UNKNOWN";
2781    } else {
2782        return kNames[type];
2783    }
2784}
2785
2786static const char *colorFormatString(OMX_COLOR_FORMATTYPE type) {
2787    static const char *kNames[] = {
2788        "OMX_COLOR_FormatUnused",
2789        "OMX_COLOR_FormatMonochrome",
2790        "OMX_COLOR_Format8bitRGB332",
2791        "OMX_COLOR_Format12bitRGB444",
2792        "OMX_COLOR_Format16bitARGB4444",
2793        "OMX_COLOR_Format16bitARGB1555",
2794        "OMX_COLOR_Format16bitRGB565",
2795        "OMX_COLOR_Format16bitBGR565",
2796        "OMX_COLOR_Format18bitRGB666",
2797        "OMX_COLOR_Format18bitARGB1665",
2798        "OMX_COLOR_Format19bitARGB1666",
2799        "OMX_COLOR_Format24bitRGB888",
2800        "OMX_COLOR_Format24bitBGR888",
2801        "OMX_COLOR_Format24bitARGB1887",
2802        "OMX_COLOR_Format25bitARGB1888",
2803        "OMX_COLOR_Format32bitBGRA8888",
2804        "OMX_COLOR_Format32bitARGB8888",
2805        "OMX_COLOR_FormatYUV411Planar",
2806        "OMX_COLOR_FormatYUV411PackedPlanar",
2807        "OMX_COLOR_FormatYUV420Planar",
2808        "OMX_COLOR_FormatYUV420PackedPlanar",
2809        "OMX_COLOR_FormatYUV420SemiPlanar",
2810        "OMX_COLOR_FormatYUV422Planar",
2811        "OMX_COLOR_FormatYUV422PackedPlanar",
2812        "OMX_COLOR_FormatYUV422SemiPlanar",
2813        "OMX_COLOR_FormatYCbYCr",
2814        "OMX_COLOR_FormatYCrYCb",
2815        "OMX_COLOR_FormatCbYCrY",
2816        "OMX_COLOR_FormatCrYCbY",
2817        "OMX_COLOR_FormatYUV444Interleaved",
2818        "OMX_COLOR_FormatRawBayer8bit",
2819        "OMX_COLOR_FormatRawBayer10bit",
2820        "OMX_COLOR_FormatRawBayer8bitcompressed",
2821        "OMX_COLOR_FormatL2",
2822        "OMX_COLOR_FormatL4",
2823        "OMX_COLOR_FormatL8",
2824        "OMX_COLOR_FormatL16",
2825        "OMX_COLOR_FormatL24",
2826        "OMX_COLOR_FormatL32",
2827        "OMX_COLOR_FormatYUV420PackedSemiPlanar",
2828        "OMX_COLOR_FormatYUV422PackedSemiPlanar",
2829        "OMX_COLOR_Format18BitBGR666",
2830        "OMX_COLOR_Format24BitARGB6666",
2831        "OMX_COLOR_Format24BitABGR6666",
2832    };
2833
2834    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
2835
2836    if (type == OMX_QCOM_COLOR_FormatYVU420SemiPlanar) {
2837        return "OMX_QCOM_COLOR_FormatYVU420SemiPlanar";
2838    } else if (type < 0 || (size_t)type >= numNames) {
2839        return "UNKNOWN";
2840    } else {
2841        return kNames[type];
2842    }
2843}
2844
2845static const char *videoCompressionFormatString(OMX_VIDEO_CODINGTYPE type) {
2846    static const char *kNames[] = {
2847        "OMX_VIDEO_CodingUnused",
2848        "OMX_VIDEO_CodingAutoDetect",
2849        "OMX_VIDEO_CodingMPEG2",
2850        "OMX_VIDEO_CodingH263",
2851        "OMX_VIDEO_CodingMPEG4",
2852        "OMX_VIDEO_CodingWMV",
2853        "OMX_VIDEO_CodingRV",
2854        "OMX_VIDEO_CodingAVC",
2855        "OMX_VIDEO_CodingMJPEG",
2856    };
2857
2858    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
2859
2860    if (type < 0 || (size_t)type >= numNames) {
2861        return "UNKNOWN";
2862    } else {
2863        return kNames[type];
2864    }
2865}
2866
2867static const char *audioCodingTypeString(OMX_AUDIO_CODINGTYPE type) {
2868    static const char *kNames[] = {
2869        "OMX_AUDIO_CodingUnused",
2870        "OMX_AUDIO_CodingAutoDetect",
2871        "OMX_AUDIO_CodingPCM",
2872        "OMX_AUDIO_CodingADPCM",
2873        "OMX_AUDIO_CodingAMR",
2874        "OMX_AUDIO_CodingGSMFR",
2875        "OMX_AUDIO_CodingGSMEFR",
2876        "OMX_AUDIO_CodingGSMHR",
2877        "OMX_AUDIO_CodingPDCFR",
2878        "OMX_AUDIO_CodingPDCEFR",
2879        "OMX_AUDIO_CodingPDCHR",
2880        "OMX_AUDIO_CodingTDMAFR",
2881        "OMX_AUDIO_CodingTDMAEFR",
2882        "OMX_AUDIO_CodingQCELP8",
2883        "OMX_AUDIO_CodingQCELP13",
2884        "OMX_AUDIO_CodingEVRC",
2885        "OMX_AUDIO_CodingSMV",
2886        "OMX_AUDIO_CodingG711",
2887        "OMX_AUDIO_CodingG723",
2888        "OMX_AUDIO_CodingG726",
2889        "OMX_AUDIO_CodingG729",
2890        "OMX_AUDIO_CodingAAC",
2891        "OMX_AUDIO_CodingMP3",
2892        "OMX_AUDIO_CodingSBC",
2893        "OMX_AUDIO_CodingVORBIS",
2894        "OMX_AUDIO_CodingWMA",
2895        "OMX_AUDIO_CodingRA",
2896        "OMX_AUDIO_CodingMIDI",
2897    };
2898
2899    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
2900
2901    if (type < 0 || (size_t)type >= numNames) {
2902        return "UNKNOWN";
2903    } else {
2904        return kNames[type];
2905    }
2906}
2907
2908static const char *audioPCMModeString(OMX_AUDIO_PCMMODETYPE type) {
2909    static const char *kNames[] = {
2910        "OMX_AUDIO_PCMModeLinear",
2911        "OMX_AUDIO_PCMModeALaw",
2912        "OMX_AUDIO_PCMModeMULaw",
2913    };
2914
2915    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
2916
2917    if (type < 0 || (size_t)type >= numNames) {
2918        return "UNKNOWN";
2919    } else {
2920        return kNames[type];
2921    }
2922}
2923
2924static const char *amrBandModeString(OMX_AUDIO_AMRBANDMODETYPE type) {
2925    static const char *kNames[] = {
2926        "OMX_AUDIO_AMRBandModeUnused",
2927        "OMX_AUDIO_AMRBandModeNB0",
2928        "OMX_AUDIO_AMRBandModeNB1",
2929        "OMX_AUDIO_AMRBandModeNB2",
2930        "OMX_AUDIO_AMRBandModeNB3",
2931        "OMX_AUDIO_AMRBandModeNB4",
2932        "OMX_AUDIO_AMRBandModeNB5",
2933        "OMX_AUDIO_AMRBandModeNB6",
2934        "OMX_AUDIO_AMRBandModeNB7",
2935        "OMX_AUDIO_AMRBandModeWB0",
2936        "OMX_AUDIO_AMRBandModeWB1",
2937        "OMX_AUDIO_AMRBandModeWB2",
2938        "OMX_AUDIO_AMRBandModeWB3",
2939        "OMX_AUDIO_AMRBandModeWB4",
2940        "OMX_AUDIO_AMRBandModeWB5",
2941        "OMX_AUDIO_AMRBandModeWB6",
2942        "OMX_AUDIO_AMRBandModeWB7",
2943        "OMX_AUDIO_AMRBandModeWB8",
2944    };
2945
2946    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
2947
2948    if (type < 0 || (size_t)type >= numNames) {
2949        return "UNKNOWN";
2950    } else {
2951        return kNames[type];
2952    }
2953}
2954
2955static const char *amrFrameFormatString(OMX_AUDIO_AMRFRAMEFORMATTYPE type) {
2956    static const char *kNames[] = {
2957        "OMX_AUDIO_AMRFrameFormatConformance",
2958        "OMX_AUDIO_AMRFrameFormatIF1",
2959        "OMX_AUDIO_AMRFrameFormatIF2",
2960        "OMX_AUDIO_AMRFrameFormatFSF",
2961        "OMX_AUDIO_AMRFrameFormatRTPPayload",
2962        "OMX_AUDIO_AMRFrameFormatITU",
2963    };
2964
2965    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
2966
2967    if (type < 0 || (size_t)type >= numNames) {
2968        return "UNKNOWN";
2969    } else {
2970        return kNames[type];
2971    }
2972}
2973
2974void OMXCodec::dumpPortStatus(OMX_U32 portIndex) {
2975    OMX_PARAM_PORTDEFINITIONTYPE def;
2976    InitOMXParams(&def);
2977    def.nPortIndex = portIndex;
2978
2979    status_t err = mOMX->getParameter(
2980            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
2981    CHECK_EQ(err, OK);
2982
2983    printf("%s Port = {\n", portIndex == kPortIndexInput ? "Input" : "Output");
2984
2985    CHECK((portIndex == kPortIndexInput && def.eDir == OMX_DirInput)
2986          || (portIndex == kPortIndexOutput && def.eDir == OMX_DirOutput));
2987
2988    printf("  nBufferCountActual = %ld\n", def.nBufferCountActual);
2989    printf("  nBufferCountMin = %ld\n", def.nBufferCountMin);
2990    printf("  nBufferSize = %ld\n", def.nBufferSize);
2991
2992    switch (def.eDomain) {
2993        case OMX_PortDomainImage:
2994        {
2995            const OMX_IMAGE_PORTDEFINITIONTYPE *imageDef = &def.format.image;
2996
2997            printf("\n");
2998            printf("  // Image\n");
2999            printf("  nFrameWidth = %ld\n", imageDef->nFrameWidth);
3000            printf("  nFrameHeight = %ld\n", imageDef->nFrameHeight);
3001            printf("  nStride = %ld\n", imageDef->nStride);
3002
3003            printf("  eCompressionFormat = %s\n",
3004                   imageCompressionFormatString(imageDef->eCompressionFormat));
3005
3006            printf("  eColorFormat = %s\n",
3007                   colorFormatString(imageDef->eColorFormat));
3008
3009            break;
3010        }
3011
3012        case OMX_PortDomainVideo:
3013        {
3014            OMX_VIDEO_PORTDEFINITIONTYPE *videoDef = &def.format.video;
3015
3016            printf("\n");
3017            printf("  // Video\n");
3018            printf("  nFrameWidth = %ld\n", videoDef->nFrameWidth);
3019            printf("  nFrameHeight = %ld\n", videoDef->nFrameHeight);
3020            printf("  nStride = %ld\n", videoDef->nStride);
3021
3022            printf("  eCompressionFormat = %s\n",
3023                   videoCompressionFormatString(videoDef->eCompressionFormat));
3024
3025            printf("  eColorFormat = %s\n",
3026                   colorFormatString(videoDef->eColorFormat));
3027
3028            break;
3029        }
3030
3031        case OMX_PortDomainAudio:
3032        {
3033            OMX_AUDIO_PORTDEFINITIONTYPE *audioDef = &def.format.audio;
3034
3035            printf("\n");
3036            printf("  // Audio\n");
3037            printf("  eEncoding = %s\n",
3038                   audioCodingTypeString(audioDef->eEncoding));
3039
3040            if (audioDef->eEncoding == OMX_AUDIO_CodingPCM) {
3041                OMX_AUDIO_PARAM_PCMMODETYPE params;
3042                InitOMXParams(&params);
3043                params.nPortIndex = portIndex;
3044
3045                err = mOMX->getParameter(
3046                        mNode, OMX_IndexParamAudioPcm, &params, sizeof(params));
3047                CHECK_EQ(err, OK);
3048
3049                printf("  nSamplingRate = %ld\n", params.nSamplingRate);
3050                printf("  nChannels = %ld\n", params.nChannels);
3051                printf("  bInterleaved = %d\n", params.bInterleaved);
3052                printf("  nBitPerSample = %ld\n", params.nBitPerSample);
3053
3054                printf("  eNumData = %s\n",
3055                       params.eNumData == OMX_NumericalDataSigned
3056                        ? "signed" : "unsigned");
3057
3058                printf("  ePCMMode = %s\n", audioPCMModeString(params.ePCMMode));
3059            } else if (audioDef->eEncoding == OMX_AUDIO_CodingAMR) {
3060                OMX_AUDIO_PARAM_AMRTYPE amr;
3061                InitOMXParams(&amr);
3062                amr.nPortIndex = portIndex;
3063
3064                err = mOMX->getParameter(
3065                        mNode, OMX_IndexParamAudioAmr, &amr, sizeof(amr));
3066                CHECK_EQ(err, OK);
3067
3068                printf("  nChannels = %ld\n", amr.nChannels);
3069                printf("  eAMRBandMode = %s\n",
3070                        amrBandModeString(amr.eAMRBandMode));
3071                printf("  eAMRFrameFormat = %s\n",
3072                        amrFrameFormatString(amr.eAMRFrameFormat));
3073            }
3074
3075            break;
3076        }
3077
3078        default:
3079        {
3080            printf("  // Unknown\n");
3081            break;
3082        }
3083    }
3084
3085    printf("}\n");
3086}
3087
3088void OMXCodec::initOutputFormat(const sp<MetaData> &inputFormat) {
3089    mOutputFormat = new MetaData;
3090    mOutputFormat->setCString(kKeyDecoderComponent, mComponentName);
3091
3092    OMX_PARAM_PORTDEFINITIONTYPE def;
3093    InitOMXParams(&def);
3094    def.nPortIndex = kPortIndexOutput;
3095
3096    status_t err = mOMX->getParameter(
3097            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
3098    CHECK_EQ(err, OK);
3099
3100    switch (def.eDomain) {
3101        case OMX_PortDomainImage:
3102        {
3103            OMX_IMAGE_PORTDEFINITIONTYPE *imageDef = &def.format.image;
3104            CHECK_EQ(imageDef->eCompressionFormat, OMX_IMAGE_CodingUnused);
3105
3106            mOutputFormat->setCString(kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_RAW);
3107            mOutputFormat->setInt32(kKeyColorFormat, imageDef->eColorFormat);
3108            mOutputFormat->setInt32(kKeyWidth, imageDef->nFrameWidth);
3109            mOutputFormat->setInt32(kKeyHeight, imageDef->nFrameHeight);
3110            break;
3111        }
3112
3113        case OMX_PortDomainAudio:
3114        {
3115            OMX_AUDIO_PORTDEFINITIONTYPE *audio_def = &def.format.audio;
3116
3117            if (audio_def->eEncoding == OMX_AUDIO_CodingPCM) {
3118                OMX_AUDIO_PARAM_PCMMODETYPE params;
3119                InitOMXParams(&params);
3120                params.nPortIndex = kPortIndexOutput;
3121
3122                err = mOMX->getParameter(
3123                        mNode, OMX_IndexParamAudioPcm, &params, sizeof(params));
3124                CHECK_EQ(err, OK);
3125
3126                CHECK_EQ(params.eNumData, OMX_NumericalDataSigned);
3127                CHECK_EQ(params.nBitPerSample, 16);
3128                CHECK_EQ(params.ePCMMode, OMX_AUDIO_PCMModeLinear);
3129
3130                int32_t numChannels, sampleRate;
3131                inputFormat->findInt32(kKeyChannelCount, &numChannels);
3132                inputFormat->findInt32(kKeySampleRate, &sampleRate);
3133
3134                if ((OMX_U32)numChannels != params.nChannels) {
3135                    LOGW("Codec outputs a different number of channels than "
3136                         "the input stream contains (contains %d channels, "
3137                         "codec outputs %ld channels).",
3138                         numChannels, params.nChannels);
3139                }
3140
3141                mOutputFormat->setCString(
3142                        kKeyMIMEType, MEDIA_MIMETYPE_AUDIO_RAW);
3143
3144                // Use the codec-advertised number of channels, as some
3145                // codecs appear to output stereo even if the input data is
3146                // mono. If we know the codec lies about this information,
3147                // use the actual number of channels instead.
3148                mOutputFormat->setInt32(
3149                        kKeyChannelCount,
3150                        (mQuirks & kDecoderLiesAboutNumberOfChannels)
3151                            ? numChannels : params.nChannels);
3152
3153                // The codec-reported sampleRate is not reliable...
3154                mOutputFormat->setInt32(kKeySampleRate, sampleRate);
3155            } else if (audio_def->eEncoding == OMX_AUDIO_CodingAMR) {
3156                OMX_AUDIO_PARAM_AMRTYPE amr;
3157                InitOMXParams(&amr);
3158                amr.nPortIndex = kPortIndexOutput;
3159
3160                err = mOMX->getParameter(
3161                        mNode, OMX_IndexParamAudioAmr, &amr, sizeof(amr));
3162                CHECK_EQ(err, OK);
3163
3164                CHECK_EQ(amr.nChannels, 1);
3165                mOutputFormat->setInt32(kKeyChannelCount, 1);
3166
3167                if (amr.eAMRBandMode >= OMX_AUDIO_AMRBandModeNB0
3168                    && amr.eAMRBandMode <= OMX_AUDIO_AMRBandModeNB7) {
3169                    mOutputFormat->setCString(
3170                            kKeyMIMEType, MEDIA_MIMETYPE_AUDIO_AMR_NB);
3171                    mOutputFormat->setInt32(kKeySampleRate, 8000);
3172                } else if (amr.eAMRBandMode >= OMX_AUDIO_AMRBandModeWB0
3173                            && amr.eAMRBandMode <= OMX_AUDIO_AMRBandModeWB8) {
3174                    mOutputFormat->setCString(
3175                            kKeyMIMEType, MEDIA_MIMETYPE_AUDIO_AMR_WB);
3176                    mOutputFormat->setInt32(kKeySampleRate, 16000);
3177                } else {
3178                    CHECK(!"Unknown AMR band mode.");
3179                }
3180            } else if (audio_def->eEncoding == OMX_AUDIO_CodingAAC) {
3181                mOutputFormat->setCString(
3182                        kKeyMIMEType, MEDIA_MIMETYPE_AUDIO_AAC);
3183                int32_t numChannels, sampleRate, bitRate;
3184                inputFormat->findInt32(kKeyChannelCount, &numChannels);
3185                inputFormat->findInt32(kKeySampleRate, &sampleRate);
3186                inputFormat->findInt32(kKeyBitRate, &bitRate);
3187                mOutputFormat->setInt32(kKeyChannelCount, numChannels);
3188                mOutputFormat->setInt32(kKeySampleRate, sampleRate);
3189                mOutputFormat->setInt32(kKeyBitRate, bitRate);
3190            } else {
3191                CHECK(!"Should not be here. Unknown audio encoding.");
3192            }
3193            break;
3194        }
3195
3196        case OMX_PortDomainVideo:
3197        {
3198            OMX_VIDEO_PORTDEFINITIONTYPE *video_def = &def.format.video;
3199
3200            if (video_def->eCompressionFormat == OMX_VIDEO_CodingUnused) {
3201                mOutputFormat->setCString(
3202                        kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_RAW);
3203            } else if (video_def->eCompressionFormat == OMX_VIDEO_CodingMPEG4) {
3204                mOutputFormat->setCString(
3205                        kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_MPEG4);
3206            } else if (video_def->eCompressionFormat == OMX_VIDEO_CodingH263) {
3207                mOutputFormat->setCString(
3208                        kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_H263);
3209            } else if (video_def->eCompressionFormat == OMX_VIDEO_CodingAVC) {
3210                mOutputFormat->setCString(
3211                        kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_AVC);
3212            } else {
3213                CHECK(!"Unknown compression format.");
3214            }
3215
3216            if (!strcmp(mComponentName, "OMX.PV.avcdec")) {
3217                // This component appears to be lying to me.
3218                mOutputFormat->setInt32(
3219                        kKeyWidth, (video_def->nFrameWidth + 15) & -16);
3220                mOutputFormat->setInt32(
3221                        kKeyHeight, (video_def->nFrameHeight + 15) & -16);
3222            } else {
3223                mOutputFormat->setInt32(kKeyWidth, video_def->nFrameWidth);
3224                mOutputFormat->setInt32(kKeyHeight, video_def->nFrameHeight);
3225            }
3226
3227            mOutputFormat->setInt32(kKeyColorFormat, video_def->eColorFormat);
3228            break;
3229        }
3230
3231        default:
3232        {
3233            CHECK(!"should not be here, neither audio nor video.");
3234            break;
3235        }
3236    }
3237}
3238
3239status_t OMXCodec::pause() {
3240    Mutex::Autolock autoLock(mLock);
3241
3242    mPaused = true;
3243
3244    return OK;
3245}
3246
3247////////////////////////////////////////////////////////////////////////////////
3248
3249status_t QueryCodecs(
3250        const sp<IOMX> &omx,
3251        const char *mime, bool queryDecoders,
3252        Vector<CodecCapabilities> *results) {
3253    results->clear();
3254
3255    for (int index = 0;; ++index) {
3256        const char *componentName;
3257
3258        if (!queryDecoders) {
3259            componentName = GetCodec(
3260                    kEncoderInfo, sizeof(kEncoderInfo) / sizeof(kEncoderInfo[0]),
3261                    mime, index);
3262        } else {
3263            componentName = GetCodec(
3264                    kDecoderInfo, sizeof(kDecoderInfo) / sizeof(kDecoderInfo[0]),
3265                    mime, index);
3266        }
3267
3268        if (!componentName) {
3269            return OK;
3270        }
3271
3272        if (strncmp(componentName, "OMX.", 4)) {
3273            // Not an OpenMax component but a software codec.
3274
3275            results->push();
3276            CodecCapabilities *caps = &results->editItemAt(results->size() - 1);
3277            caps->mComponentName = componentName;
3278
3279            continue;
3280        }
3281
3282        sp<OMXCodecObserver> observer = new OMXCodecObserver;
3283        IOMX::node_id node;
3284        status_t err = omx->allocateNode(componentName, observer, &node);
3285
3286        if (err != OK) {
3287            continue;
3288        }
3289
3290        OMXCodec::setComponentRole(omx, node, !queryDecoders, mime);
3291
3292        results->push();
3293        CodecCapabilities *caps = &results->editItemAt(results->size() - 1);
3294        caps->mComponentName = componentName;
3295
3296        OMX_VIDEO_PARAM_PROFILELEVELTYPE param;
3297        InitOMXParams(&param);
3298
3299        param.nPortIndex = queryDecoders ? 0 : 1;
3300
3301        for (param.nProfileIndex = 0;; ++param.nProfileIndex) {
3302            err = omx->getParameter(
3303                    node, OMX_IndexParamVideoProfileLevelQuerySupported,
3304                    &param, sizeof(param));
3305
3306            if (err != OK) {
3307                break;
3308            }
3309
3310            CodecProfileLevel profileLevel;
3311            profileLevel.mProfile = param.eProfile;
3312            profileLevel.mLevel = param.eLevel;
3313
3314            caps->mProfileLevels.push(profileLevel);
3315        }
3316
3317        CHECK_EQ(omx->freeNode(node), OK);
3318    }
3319}
3320
3321}  // namespace android
3322