OMXCodec.cpp revision d35bd5fb4e09c2cd8608497c279cbb2ef9c3a029 
1/*
2 * Copyright (C) 2009 The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 *      http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17//#define LOG_NDEBUG 0
18#define LOG_TAG "OMXCodec"
19#include <utils/Log.h>
20
21#include "include/AACDecoder.h"
22#include "include/AACEncoder.h"
23#include "include/AMRNBDecoder.h"
24#include "include/AMRNBEncoder.h"
25#include "include/AMRWBDecoder.h"
26#include "include/AMRWBEncoder.h"
27#include "include/AVCDecoder.h"
28#include "include/M4vH263Decoder.h"
29#include "include/MP3Decoder.h"
30#include "include/VorbisDecoder.h"
31#include "include/VPXDecoder.h"
32
33#include "include/ESDS.h"
34
35#include <binder/IServiceManager.h>
36#include <binder/MemoryDealer.h>
37#include <binder/ProcessState.h>
38#include <media/IMediaPlayerService.h>
39#include <media/stagefright/MediaBuffer.h>
40#include <media/stagefright/MediaBufferGroup.h>
41#include <media/stagefright/MediaDebug.h>
42#include <media/stagefright/MediaDefs.h>
43#include <media/stagefright/MediaExtractor.h>
44#include <media/stagefright/MetaData.h>
45#include <media/stagefright/OMXCodec.h>
46#include <media/stagefright/Utils.h>
47#include <utils/Vector.h>
48
49#include <OMX_Audio.h>
50#include <OMX_Component.h>
51
52namespace android {
53
54static const int OMX_QCOM_COLOR_FormatYVU420SemiPlanar = 0x7FA30C00;
55
56struct CodecInfo {
57    const char *mime;
58    const char *codec;
59};
60
61#define FACTORY_CREATE(name) \
62static sp<MediaSource> Make##name(const sp<MediaSource> &source) { \
63    return new name(source); \
64}
65
66#define FACTORY_CREATE_ENCODER(name) \
67static sp<MediaSource> Make##name(const sp<MediaSource> &source, const sp<MetaData> &meta) { \
68    return new name(source, meta); \
69}
70
71#define FACTORY_REF(name) { #name, Make##name },
72
73FACTORY_CREATE(MP3Decoder)
74FACTORY_CREATE(AMRNBDecoder)
75FACTORY_CREATE(AMRWBDecoder)
76FACTORY_CREATE(AACDecoder)
77FACTORY_CREATE(AVCDecoder)
78FACTORY_CREATE(M4vH263Decoder)
79FACTORY_CREATE(VorbisDecoder)
80FACTORY_CREATE(VPXDecoder)
81FACTORY_CREATE_ENCODER(AMRNBEncoder)
82FACTORY_CREATE_ENCODER(AMRWBEncoder)
83FACTORY_CREATE_ENCODER(AACEncoder)
84
85static sp<MediaSource> InstantiateSoftwareEncoder(
86        const char *name, const sp<MediaSource> &source,
87        const sp<MetaData> &meta) {
88    struct FactoryInfo {
89        const char *name;
90        sp<MediaSource> (*CreateFunc)(const sp<MediaSource> &, const sp<MetaData> &);
91    };
92
93    static const FactoryInfo kFactoryInfo[] = {
94        FACTORY_REF(AMRNBEncoder)
95        FACTORY_REF(AMRWBEncoder)
96        FACTORY_REF(AACEncoder)
97    };
98    for (size_t i = 0;
99         i < sizeof(kFactoryInfo) / sizeof(kFactoryInfo[0]); ++i) {
100        if (!strcmp(name, kFactoryInfo[i].name)) {
101            return (*kFactoryInfo[i].CreateFunc)(source, meta);
102        }
103    }
104
105    return NULL;
106}
107
108static sp<MediaSource> InstantiateSoftwareCodec(
109        const char *name, const sp<MediaSource> &source) {
110    struct FactoryInfo {
111        const char *name;
112        sp<MediaSource> (*CreateFunc)(const sp<MediaSource> &);
113    };
114
115    static const FactoryInfo kFactoryInfo[] = {
116        FACTORY_REF(MP3Decoder)
117        FACTORY_REF(AMRNBDecoder)
118        FACTORY_REF(AMRWBDecoder)
119        FACTORY_REF(AACDecoder)
120        FACTORY_REF(AVCDecoder)
121        FACTORY_REF(M4vH263Decoder)
122        FACTORY_REF(VorbisDecoder)
123        FACTORY_REF(VPXDecoder)
124    };
125    for (size_t i = 0;
126         i < sizeof(kFactoryInfo) / sizeof(kFactoryInfo[0]); ++i) {
127        if (!strcmp(name, kFactoryInfo[i].name)) {
128            return (*kFactoryInfo[i].CreateFunc)(source);
129        }
130    }
131
132    return NULL;
133}
134
135#undef FACTORY_REF
136#undef FACTORY_CREATE
137
138static const CodecInfo kDecoderInfo[] = {
139    { MEDIA_MIMETYPE_IMAGE_JPEG, "OMX.TI.JPEG.decode" },
140//    { MEDIA_MIMETYPE_AUDIO_MPEG, "OMX.TI.MP3.decode" },
141    { MEDIA_MIMETYPE_AUDIO_MPEG, "MP3Decoder" },
142//    { MEDIA_MIMETYPE_AUDIO_MPEG, "OMX.PV.mp3dec" },
143//    { MEDIA_MIMETYPE_AUDIO_AMR_NB, "OMX.TI.AMR.decode" },
144    { MEDIA_MIMETYPE_AUDIO_AMR_NB, "AMRNBDecoder" },
145//    { MEDIA_MIMETYPE_AUDIO_AMR_NB, "OMX.PV.amrdec" },
146    { MEDIA_MIMETYPE_AUDIO_AMR_WB, "OMX.TI.WBAMR.decode" },
147    { MEDIA_MIMETYPE_AUDIO_AMR_WB, "AMRWBDecoder" },
148//    { MEDIA_MIMETYPE_AUDIO_AMR_WB, "OMX.PV.amrdec" },
149    { MEDIA_MIMETYPE_AUDIO_AAC, "OMX.TI.AAC.decode" },
150    { MEDIA_MIMETYPE_AUDIO_AAC, "AACDecoder" },
151//    { MEDIA_MIMETYPE_AUDIO_AAC, "OMX.PV.aacdec" },
152    { MEDIA_MIMETYPE_VIDEO_MPEG4, "OMX.qcom.video.decoder.mpeg4" },
153    { MEDIA_MIMETYPE_VIDEO_MPEG4, "OMX.TI.Video.Decoder" },
154    { MEDIA_MIMETYPE_VIDEO_MPEG4, "M4vH263Decoder" },
155//    { MEDIA_MIMETYPE_VIDEO_MPEG4, "OMX.PV.mpeg4dec" },
156    { MEDIA_MIMETYPE_VIDEO_H263, "OMX.qcom.video.decoder.h263" },
157    { MEDIA_MIMETYPE_VIDEO_H263, "M4vH263Decoder" },
158//    { MEDIA_MIMETYPE_VIDEO_H263, "OMX.PV.h263dec" },
159    { MEDIA_MIMETYPE_VIDEO_AVC, "OMX.qcom.video.decoder.avc" },
160    { MEDIA_MIMETYPE_VIDEO_AVC, "OMX.TI.Video.Decoder" },
161    { MEDIA_MIMETYPE_VIDEO_AVC, "AVCDecoder" },
162//    { MEDIA_MIMETYPE_VIDEO_AVC, "OMX.PV.avcdec" },
163    { MEDIA_MIMETYPE_AUDIO_VORBIS, "VorbisDecoder" },
164    { MEDIA_MIMETYPE_VIDEO_VPX, "VPXDecoder" },
165};
166
167static const CodecInfo kEncoderInfo[] = {
168    { MEDIA_MIMETYPE_AUDIO_AMR_NB, "OMX.TI.AMR.encode" },
169    { MEDIA_MIMETYPE_AUDIO_AMR_NB, "AMRNBEncoder" },
170    { MEDIA_MIMETYPE_AUDIO_AMR_WB, "OMX.TI.WBAMR.encode" },
171    { MEDIA_MIMETYPE_AUDIO_AMR_WB, "AMRWBEncoder" },
172    { MEDIA_MIMETYPE_AUDIO_AAC, "OMX.TI.AAC.encode" },
173    { MEDIA_MIMETYPE_AUDIO_AAC, "AACEncoder" },
174    { MEDIA_MIMETYPE_AUDIO_AAC, "OMX.PV.aacenc" },
175    { MEDIA_MIMETYPE_VIDEO_MPEG4, "OMX.qcom.video.encoder.mpeg4" },
176    { MEDIA_MIMETYPE_VIDEO_MPEG4, "OMX.TI.Video.encoder" },
177    { MEDIA_MIMETYPE_VIDEO_MPEG4, "OMX.PV.mpeg4enc" },
178    { MEDIA_MIMETYPE_VIDEO_H263, "OMX.qcom.video.encoder.h263" },
179    { MEDIA_MIMETYPE_VIDEO_H263, "OMX.TI.Video.encoder" },
180    { MEDIA_MIMETYPE_VIDEO_H263, "OMX.PV.h263enc" },
181    { MEDIA_MIMETYPE_VIDEO_AVC, "OMX.qcom.video.encoder.avc" },
182    { MEDIA_MIMETYPE_VIDEO_AVC, "OMX.TI.Video.encoder" },
183    { MEDIA_MIMETYPE_VIDEO_AVC, "OMX.PV.avcenc" },
184};
185
186#undef OPTIONAL
187
188#define CODEC_LOGI(x, ...) LOGI("[%s] "x, mComponentName, ##__VA_ARGS__)
189#define CODEC_LOGV(x, ...) LOGV("[%s] "x, mComponentName, ##__VA_ARGS__)
190#define CODEC_LOGE(x, ...) LOGE("[%s] "x, mComponentName, ##__VA_ARGS__)
191
192struct OMXCodecObserver : public BnOMXObserver {
193    OMXCodecObserver() {
194    }
195
196    void setCodec(const sp<OMXCodec> &target) {
197        mTarget = target;
198    }
199
200    // from IOMXObserver
201    virtual void onMessage(const omx_message &msg) {
202        sp<OMXCodec> codec = mTarget.promote();
203
204        if (codec.get() != NULL) {
205            codec->on_message(msg);
206        }
207    }
208
209protected:
210    virtual ~OMXCodecObserver() {}
211
212private:
213    wp<OMXCodec> mTarget;
214
215    OMXCodecObserver(const OMXCodecObserver &);
216    OMXCodecObserver &operator=(const OMXCodecObserver &);
217};
218
219static const char *GetCodec(const CodecInfo *info, size_t numInfos,
220                            const char *mime, int index) {
221    CHECK(index >= 0);
222    for(size_t i = 0; i < numInfos; ++i) {
223        if (!strcasecmp(mime, info[i].mime)) {
224            if (index == 0) {
225                return info[i].codec;
226            }
227
228            --index;
229        }
230    }
231
232    return NULL;
233}
234
235enum {
236    kAVCProfileBaseline      = 0x42,
237    kAVCProfileMain          = 0x4d,
238    kAVCProfileExtended      = 0x58,
239    kAVCProfileHigh          = 0x64,
240    kAVCProfileHigh10        = 0x6e,
241    kAVCProfileHigh422       = 0x7a,
242    kAVCProfileHigh444       = 0xf4,
243    kAVCProfileCAVLC444Intra = 0x2c
244};
245
246static const char *AVCProfileToString(uint8_t profile) {
247    switch (profile) {
248        case kAVCProfileBaseline:
249            return "Baseline";
250        case kAVCProfileMain:
251            return "Main";
252        case kAVCProfileExtended:
253            return "Extended";
254        case kAVCProfileHigh:
255            return "High";
256        case kAVCProfileHigh10:
257            return "High 10";
258        case kAVCProfileHigh422:
259            return "High 422";
260        case kAVCProfileHigh444:
261            return "High 444";
262        case kAVCProfileCAVLC444Intra:
263            return "CAVLC 444 Intra";
264        default:   return "Unknown";
265    }
266}
267
268template<class T>
269static void InitOMXParams(T *params) {
270    params->nSize = sizeof(T);
271    params->nVersion.s.nVersionMajor = 1;
272    params->nVersion.s.nVersionMinor = 0;
273    params->nVersion.s.nRevision = 0;
274    params->nVersion.s.nStep = 0;
275}
276
277static bool IsSoftwareCodec(const char *componentName) {
278    if (!strncmp("OMX.PV.", componentName, 7)) {
279        return true;
280    }
281
282    return false;
283}
284
285// A sort order in which non-OMX components are first,
286// followed by software codecs, i.e. OMX.PV.*, followed
287// by all the others.
288static int CompareSoftwareCodecsFirst(
289        const String8 *elem1, const String8 *elem2) {
290    bool isNotOMX1 = strncmp(elem1->string(), "OMX.", 4);
291    bool isNotOMX2 = strncmp(elem2->string(), "OMX.", 4);
292
293    if (isNotOMX1) {
294        if (isNotOMX2) { return 0; }
295        return -1;
296    }
297    if (isNotOMX2) {
298        return 1;
299    }
300
301    bool isSoftwareCodec1 = IsSoftwareCodec(elem1->string());
302    bool isSoftwareCodec2 = IsSoftwareCodec(elem2->string());
303
304    if (isSoftwareCodec1) {
305        if (isSoftwareCodec2) { return 0; }
306        return -1;
307    }
308
309    if (isSoftwareCodec2) {
310        return 1;
311    }
312
313    return 0;
314}
315
316// static
317uint32_t OMXCodec::getComponentQuirks(const char *componentName) {
318    uint32_t quirks = 0;
319
320    if (!strcmp(componentName, "OMX.PV.avcdec")) {
321        quirks |= kWantsNALFragments;
322    }
323    if (!strcmp(componentName, "OMX.TI.MP3.decode")) {
324        quirks |= kNeedsFlushBeforeDisable;
325        quirks |= kDecoderLiesAboutNumberOfChannels;
326    }
327    if (!strcmp(componentName, "OMX.TI.AAC.decode")) {
328        quirks |= kNeedsFlushBeforeDisable;
329        quirks |= kRequiresFlushCompleteEmulation;
330        quirks |= kSupportsMultipleFramesPerInputBuffer;
331    }
332    if (!strncmp(componentName, "OMX.qcom.video.encoder.", 23)) {
333        quirks |= kRequiresLoadedToIdleAfterAllocation;
334        quirks |= kRequiresAllocateBufferOnInputPorts;
335        quirks |= kRequiresAllocateBufferOnOutputPorts;
336    }
337    if (!strncmp(componentName, "OMX.qcom.video.decoder.", 23)) {
338        quirks |= kRequiresAllocateBufferOnOutputPorts;
339        quirks |= kDefersOutputBufferAllocation;
340    }
341
342    if (!strncmp(componentName, "OMX.TI.", 7)) {
343        // Apparently I must not use OMX_UseBuffer on either input or
344        // output ports on any of the TI components or quote:
345        // "(I) may have unexpected problem (sic) which can be timing related
346        //  and hard to reproduce."
347
348        quirks |= kRequiresAllocateBufferOnInputPorts;
349        quirks |= kRequiresAllocateBufferOnOutputPorts;
350        if (!strncmp(componentName, "OMX.TI.video.encoder", 20)) {
351            quirks |= kAvoidMemcopyInputRecordingFrames;
352        }
353    }
354
355    if (!strcmp(componentName, "OMX.TI.Video.Decoder")) {
356        quirks |= kInputBufferSizesAreBogus;
357    }
358
359    return quirks;
360}
361
362// static
363void OMXCodec::findMatchingCodecs(
364        const char *mime,
365        bool createEncoder, const char *matchComponentName,
366        uint32_t flags,
367        Vector<String8> *matchingCodecs) {
368    matchingCodecs->clear();
369
370    for (int index = 0;; ++index) {
371        const char *componentName;
372
373        if (createEncoder) {
374            componentName = GetCodec(
375                    kEncoderInfo,
376                    sizeof(kEncoderInfo) / sizeof(kEncoderInfo[0]),
377                    mime, index);
378        } else {
379            componentName = GetCodec(
380                    kDecoderInfo,
381                    sizeof(kDecoderInfo) / sizeof(kDecoderInfo[0]),
382                    mime, index);
383        }
384
385        if (!componentName) {
386            break;
387        }
388
389        // If a specific codec is requested, skip the non-matching ones.
390        if (matchComponentName && strcmp(componentName, matchComponentName)) {
391            continue;
392        }
393
394        matchingCodecs->push(String8(componentName));
395    }
396
397    if (flags & kPreferSoftwareCodecs) {
398        matchingCodecs->sort(CompareSoftwareCodecsFirst);
399    }
400}
401
402// static
403sp<MediaSource> OMXCodec::Create(
404        const sp<IOMX> &omx,
405        const sp<MetaData> &meta, bool createEncoder,
406        const sp<MediaSource> &source,
407        const char *matchComponentName,
408        uint32_t flags) {
409    const char *mime;
410    bool success = meta->findCString(kKeyMIMEType, &mime);
411    CHECK(success);
412
413    Vector<String8> matchingCodecs;
414    findMatchingCodecs(
415            mime, createEncoder, matchComponentName, flags, &matchingCodecs);
416
417    if (matchingCodecs.isEmpty()) {
418        return NULL;
419    }
420
421    sp<OMXCodecObserver> observer = new OMXCodecObserver;
422    IOMX::node_id node = 0;
423
424    const char *componentName;
425    for (size_t i = 0; i < matchingCodecs.size(); ++i) {
426        componentName = matchingCodecs[i].string();
427
428#if BUILD_WITH_FULL_STAGEFRIGHT
429        sp<MediaSource> softwareCodec = createEncoder?
430            InstantiateSoftwareEncoder(componentName, source, meta):
431            InstantiateSoftwareCodec(componentName, source);
432
433        if (softwareCodec != NULL) {
434            LOGV("Successfully allocated software codec '%s'", componentName);
435
436            return softwareCodec;
437        }
438#endif
439
440        LOGV("Attempting to allocate OMX node '%s'", componentName);
441
442        status_t err = omx->allocateNode(componentName, observer, &node);
443        if (err == OK) {
444            LOGV("Successfully allocated OMX node '%s'", componentName);
445
446            sp<OMXCodec> codec = new OMXCodec(
447                    omx, node, getComponentQuirks(componentName),
448                    createEncoder, mime, componentName,
449                    source);
450
451            observer->setCodec(codec);
452
453            err = codec->configureCodec(meta);
454
455            if (err == OK) {
456                return codec;
457            }
458
459            LOGV("Failed to configure codec '%s'", componentName);
460        }
461    }
462
463    return NULL;
464}
465
466status_t OMXCodec::configureCodec(const sp<MetaData> &meta) {
467    uint32_t type;
468    const void *data;
469    size_t size;
470    if (meta->findData(kKeyESDS, &type, &data, &size)) {
471        ESDS esds((const char *)data, size);
472        CHECK_EQ(esds.InitCheck(), OK);
473
474        const void *codec_specific_data;
475        size_t codec_specific_data_size;
476        esds.getCodecSpecificInfo(
477                &codec_specific_data, &codec_specific_data_size);
478
479        addCodecSpecificData(
480                codec_specific_data, codec_specific_data_size);
481    } else if (meta->findData(kKeyAVCC, &type, &data, &size)) {
482        // Parse the AVCDecoderConfigurationRecord
483
484        const uint8_t *ptr = (const uint8_t *)data;
485
486        CHECK(size >= 7);
487        CHECK_EQ(ptr[0], 1);  // configurationVersion == 1
488        uint8_t profile = ptr[1];
489        uint8_t level = ptr[3];
490
491        // There is decodable content out there that fails the following
492        // assertion, let's be lenient for now...
493        // CHECK((ptr[4] >> 2) == 0x3f);  // reserved
494
495        size_t lengthSize = 1 + (ptr[4] & 3);
496
497        // commented out check below as H264_QVGA_500_NO_AUDIO.3gp
498        // violates it...
499        // CHECK((ptr[5] >> 5) == 7);  // reserved
500
501        size_t numSeqParameterSets = ptr[5] & 31;
502
503        ptr += 6;
504        size -= 6;
505
506        for (size_t i = 0; i < numSeqParameterSets; ++i) {
507            CHECK(size >= 2);
508            size_t length = U16_AT(ptr);
509
510            ptr += 2;
511            size -= 2;
512
513            CHECK(size >= length);
514
515            addCodecSpecificData(ptr, length);
516
517            ptr += length;
518            size -= length;
519        }
520
521        CHECK(size >= 1);
522        size_t numPictureParameterSets = *ptr;
523        ++ptr;
524        --size;
525
526        for (size_t i = 0; i < numPictureParameterSets; ++i) {
527            CHECK(size >= 2);
528            size_t length = U16_AT(ptr);
529
530            ptr += 2;
531            size -= 2;
532
533            CHECK(size >= length);
534
535            addCodecSpecificData(ptr, length);
536
537            ptr += length;
538            size -= length;
539        }
540
541        CODEC_LOGV(
542                "AVC profile = %d (%s), level = %d",
543                (int)profile, AVCProfileToString(profile), level);
544
545        if (!strcmp(mComponentName, "OMX.TI.Video.Decoder")
546            && (profile != kAVCProfileBaseline || level > 30)) {
547            // This stream exceeds the decoder's capabilities. The decoder
548            // does not handle this gracefully and would clobber the heap
549            // and wreak havoc instead...
550
551            LOGE("Profile and/or level exceed the decoder's capabilities.");
552            return ERROR_UNSUPPORTED;
553        }
554    }
555
556    int32_t bitRate = 0;
557    if (mIsEncoder) {
558        CHECK(meta->findInt32(kKeyBitRate, &bitRate));
559    }
560    if (!strcasecmp(MEDIA_MIMETYPE_AUDIO_AMR_NB, mMIME)) {
561        setAMRFormat(false /* isWAMR */, bitRate);
562    }
563    if (!strcasecmp(MEDIA_MIMETYPE_AUDIO_AMR_WB, mMIME)) {
564        setAMRFormat(true /* isWAMR */, bitRate);
565    }
566    if (!strcasecmp(MEDIA_MIMETYPE_AUDIO_AAC, mMIME)) {
567        int32_t numChannels, sampleRate;
568        CHECK(meta->findInt32(kKeyChannelCount, &numChannels));
569        CHECK(meta->findInt32(kKeySampleRate, &sampleRate));
570
571        setAACFormat(numChannels, sampleRate, bitRate);
572    }
573
574    if (!strncasecmp(mMIME, "video/", 6)) {
575
576        if (mIsEncoder) {
577            setVideoInputFormat(mMIME, meta);
578        } else {
579            int32_t width, height;
580            bool success = meta->findInt32(kKeyWidth, &width);
581            success = success && meta->findInt32(kKeyHeight, &height);
582            CHECK(success);
583            status_t err = setVideoOutputFormat(
584                    mMIME, width, height);
585
586            if (err != OK) {
587                return err;
588            }
589        }
590    }
591
592    if (!strcasecmp(mMIME, MEDIA_MIMETYPE_IMAGE_JPEG)
593        && !strcmp(mComponentName, "OMX.TI.JPEG.decode")) {
594        OMX_COLOR_FORMATTYPE format =
595            OMX_COLOR_Format32bitARGB8888;
596            // OMX_COLOR_FormatYUV420PackedPlanar;
597            // OMX_COLOR_FormatCbYCrY;
598            // OMX_COLOR_FormatYUV411Planar;
599
600        int32_t width, height;
601        bool success = meta->findInt32(kKeyWidth, &width);
602        success = success && meta->findInt32(kKeyHeight, &height);
603
604        int32_t compressedSize;
605        success = success && meta->findInt32(
606                kKeyMaxInputSize, &compressedSize);
607
608        CHECK(success);
609        CHECK(compressedSize > 0);
610
611        setImageOutputFormat(format, width, height);
612        setJPEGInputFormat(width, height, (OMX_U32)compressedSize);
613    }
614
615    int32_t maxInputSize;
616    if (meta->findInt32(kKeyMaxInputSize, &maxInputSize)) {
617        setMinBufferSize(kPortIndexInput, (OMX_U32)maxInputSize);
618    }
619
620    if (!strcmp(mComponentName, "OMX.TI.AMR.encode")
621        || !strcmp(mComponentName, "OMX.TI.WBAMR.encode")
622        || !strcmp(mComponentName, "OMX.TI.AAC.encode")) {
623        setMinBufferSize(kPortIndexOutput, 8192);  // XXX
624    }
625
626    initOutputFormat(meta);
627
628    return OK;
629}
630
631void OMXCodec::setMinBufferSize(OMX_U32 portIndex, OMX_U32 size) {
632    OMX_PARAM_PORTDEFINITIONTYPE def;
633    InitOMXParams(&def);
634    def.nPortIndex = portIndex;
635
636    status_t err = mOMX->getParameter(
637            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
638    CHECK_EQ(err, OK);
639
640    if ((portIndex == kPortIndexInput && (mQuirks & kInputBufferSizesAreBogus))
641        || (def.nBufferSize < size)) {
642        def.nBufferSize = size;
643    }
644
645    err = mOMX->setParameter(
646            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
647    CHECK_EQ(err, OK);
648
649    err = mOMX->getParameter(
650            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
651    CHECK_EQ(err, OK);
652
653    // Make sure the setting actually stuck.
654    if (portIndex == kPortIndexInput
655            && (mQuirks & kInputBufferSizesAreBogus)) {
656        CHECK_EQ(def.nBufferSize, size);
657    } else {
658        CHECK(def.nBufferSize >= size);
659    }
660}
661
662status_t OMXCodec::setVideoPortFormatType(
663        OMX_U32 portIndex,
664        OMX_VIDEO_CODINGTYPE compressionFormat,
665        OMX_COLOR_FORMATTYPE colorFormat) {
666    OMX_VIDEO_PARAM_PORTFORMATTYPE format;
667    InitOMXParams(&format);
668    format.nPortIndex = portIndex;
669    format.nIndex = 0;
670    bool found = false;
671
672    OMX_U32 index = 0;
673    for (;;) {
674        format.nIndex = index;
675        status_t err = mOMX->getParameter(
676                mNode, OMX_IndexParamVideoPortFormat,
677                &format, sizeof(format));
678
679        if (err != OK) {
680            return err;
681        }
682
683        // The following assertion is violated by TI's video decoder.
684        // CHECK_EQ(format.nIndex, index);
685
686#if 1
687        CODEC_LOGV("portIndex: %ld, index: %ld, eCompressionFormat=%d eColorFormat=%d",
688             portIndex,
689             index, format.eCompressionFormat, format.eColorFormat);
690#endif
691
692        if (!strcmp("OMX.TI.Video.encoder", mComponentName)) {
693            if (portIndex == kPortIndexInput
694                    && colorFormat == format.eColorFormat) {
695                // eCompressionFormat does not seem right.
696                found = true;
697                break;
698            }
699            if (portIndex == kPortIndexOutput
700                    && compressionFormat == format.eCompressionFormat) {
701                // eColorFormat does not seem right.
702                found = true;
703                break;
704            }
705        }
706
707        if (format.eCompressionFormat == compressionFormat
708            && format.eColorFormat == colorFormat) {
709            found = true;
710            break;
711        }
712
713        ++index;
714    }
715
716    if (!found) {
717        return UNKNOWN_ERROR;
718    }
719
720    CODEC_LOGV("found a match.");
721    status_t err = mOMX->setParameter(
722            mNode, OMX_IndexParamVideoPortFormat,
723            &format, sizeof(format));
724
725    return err;
726}
727
728static size_t getFrameSize(
729        OMX_COLOR_FORMATTYPE colorFormat, int32_t width, int32_t height) {
730    switch (colorFormat) {
731        case OMX_COLOR_FormatYCbYCr:
732        case OMX_COLOR_FormatCbYCrY:
733            return width * height * 2;
734
735        case OMX_COLOR_FormatYUV420Planar:
736        case OMX_COLOR_FormatYUV420SemiPlanar:
737            return (width * height * 3) / 2;
738
739        default:
740            CHECK(!"Should not be here. Unsupported color format.");
741            break;
742    }
743}
744
745void OMXCodec::setVideoInputFormat(
746        const char *mime, const sp<MetaData>& meta) {
747
748    int32_t width, height, frameRate, bitRate, stride, sliceHeight;
749    bool success = meta->findInt32(kKeyWidth, &width);
750    success = success && meta->findInt32(kKeyHeight, &height);
751    success = success && meta->findInt32(kKeySampleRate, &frameRate);
752    success = success && meta->findInt32(kKeyBitRate, &bitRate);
753    success = success && meta->findInt32(kKeyStride, &stride);
754    success = success && meta->findInt32(kKeySliceHeight, &sliceHeight);
755    CHECK(success);
756    CHECK(stride != 0);
757
758    OMX_VIDEO_CODINGTYPE compressionFormat = OMX_VIDEO_CodingUnused;
759    if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_AVC, mime)) {
760        compressionFormat = OMX_VIDEO_CodingAVC;
761    } else if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_MPEG4, mime)) {
762        compressionFormat = OMX_VIDEO_CodingMPEG4;
763    } else if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_H263, mime)) {
764        compressionFormat = OMX_VIDEO_CodingH263;
765    } else {
766        LOGE("Not a supported video mime type: %s", mime);
767        CHECK(!"Should not be here. Not a supported video mime type.");
768    }
769
770    OMX_COLOR_FORMATTYPE colorFormat = OMX_COLOR_FormatYUV420SemiPlanar;
771    if (!strcasecmp("OMX.TI.Video.encoder", mComponentName)) {
772        colorFormat = OMX_COLOR_FormatYCbYCr;
773    }
774
775    status_t err;
776    OMX_PARAM_PORTDEFINITIONTYPE def;
777    OMX_VIDEO_PORTDEFINITIONTYPE *video_def = &def.format.video;
778
779    //////////////////////// Input port /////////////////////////
780    CHECK_EQ(setVideoPortFormatType(
781            kPortIndexInput, OMX_VIDEO_CodingUnused,
782            colorFormat), OK);
783
784    InitOMXParams(&def);
785    def.nPortIndex = kPortIndexInput;
786
787    err = mOMX->getParameter(
788            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
789    CHECK_EQ(err, OK);
790
791    def.nBufferSize = getFrameSize(colorFormat,
792            stride > 0? stride: -stride, sliceHeight);
793
794    CHECK_EQ(def.eDomain, OMX_PortDomainVideo);
795
796    video_def->nFrameWidth = width;
797    video_def->nFrameHeight = height;
798    video_def->nStride = stride;
799    video_def->nSliceHeight = sliceHeight;
800    video_def->xFramerate = (frameRate << 16);  // Q16 format
801    video_def->eCompressionFormat = OMX_VIDEO_CodingUnused;
802    video_def->eColorFormat = colorFormat;
803
804    err = mOMX->setParameter(
805            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
806    CHECK_EQ(err, OK);
807
808    //////////////////////// Output port /////////////////////////
809    CHECK_EQ(setVideoPortFormatType(
810            kPortIndexOutput, compressionFormat, OMX_COLOR_FormatUnused),
811            OK);
812    InitOMXParams(&def);
813    def.nPortIndex = kPortIndexOutput;
814
815    err = mOMX->getParameter(
816            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
817
818    CHECK_EQ(err, OK);
819    CHECK_EQ(def.eDomain, OMX_PortDomainVideo);
820
821    video_def->nFrameWidth = width;
822    video_def->nFrameHeight = height;
823    video_def->xFramerate = (frameRate << 16);  // Q16 format
824    video_def->nBitrate = bitRate;  // Q16 format
825    video_def->eCompressionFormat = compressionFormat;
826    video_def->eColorFormat = OMX_COLOR_FormatUnused;
827
828    err = mOMX->setParameter(
829            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
830    CHECK_EQ(err, OK);
831
832    /////////////////// Codec-specific ////////////////////////
833    switch (compressionFormat) {
834        case OMX_VIDEO_CodingMPEG4:
835        {
836            CHECK_EQ(setupMPEG4EncoderParameters(meta), OK);
837            break;
838        }
839
840        case OMX_VIDEO_CodingH263:
841            break;
842
843        case OMX_VIDEO_CodingAVC:
844        {
845            CHECK_EQ(setupAVCEncoderParameters(meta), OK);
846            break;
847        }
848
849        default:
850            CHECK(!"Support for this compressionFormat to be implemented.");
851            break;
852    }
853}
854
855static OMX_U32 setPFramesSpacing(int32_t iFramesInterval, int32_t frameRate) {
856    if (iFramesInterval < 0) {
857        return 0xFFFFFFFF;
858    } else if (iFramesInterval == 0) {
859        return 0;
860    }
861    OMX_U32 ret = frameRate * iFramesInterval;
862    CHECK(ret > 1);
863    return ret;
864}
865
866status_t OMXCodec::setupMPEG4EncoderParameters(const sp<MetaData>& meta) {
867    int32_t iFramesInterval, frameRate, bitRate;
868    bool success = meta->findInt32(kKeyBitRate, &bitRate);
869    success = success && meta->findInt32(kKeySampleRate, &frameRate);
870    success = success && meta->findInt32(kKeyIFramesInterval, &iFramesInterval);
871    CHECK(success);
872    OMX_VIDEO_PARAM_MPEG4TYPE mpeg4type;
873    InitOMXParams(&mpeg4type);
874    mpeg4type.nPortIndex = kPortIndexOutput;
875
876    status_t err = mOMX->getParameter(
877            mNode, OMX_IndexParamVideoMpeg4, &mpeg4type, sizeof(mpeg4type));
878    CHECK_EQ(err, OK);
879
880    mpeg4type.nSliceHeaderSpacing = 0;
881    mpeg4type.bSVH = OMX_FALSE;
882    mpeg4type.bGov = OMX_FALSE;
883
884    mpeg4type.nAllowedPictureTypes =
885        OMX_VIDEO_PictureTypeI | OMX_VIDEO_PictureTypeP;
886
887    mpeg4type.nPFrames = setPFramesSpacing(iFramesInterval, frameRate);
888    if (mpeg4type.nPFrames == 0) {
889        mpeg4type.nAllowedPictureTypes = OMX_VIDEO_PictureTypeI;
890    }
891    mpeg4type.nBFrames = 0;
892    mpeg4type.nIDCVLCThreshold = 0;
893    mpeg4type.bACPred = OMX_TRUE;
894    mpeg4type.nMaxPacketSize = 256;
895    mpeg4type.nTimeIncRes = 1000;
896    mpeg4type.nHeaderExtension = 0;
897    mpeg4type.bReversibleVLC = OMX_FALSE;
898
899    mpeg4type.eProfile = OMX_VIDEO_MPEG4ProfileCore;
900    mpeg4type.eLevel = OMX_VIDEO_MPEG4Level2;
901
902    err = mOMX->setParameter(
903            mNode, OMX_IndexParamVideoMpeg4, &mpeg4type, sizeof(mpeg4type));
904    CHECK_EQ(err, OK);
905
906    // ----------------
907
908    OMX_VIDEO_PARAM_BITRATETYPE bitrateType;
909    InitOMXParams(&bitrateType);
910    bitrateType.nPortIndex = kPortIndexOutput;
911
912    err = mOMX->getParameter(
913            mNode, OMX_IndexParamVideoBitrate,
914            &bitrateType, sizeof(bitrateType));
915    CHECK_EQ(err, OK);
916
917    bitrateType.eControlRate = OMX_Video_ControlRateVariable;
918    bitrateType.nTargetBitrate = bitRate;
919
920    err = mOMX->setParameter(
921            mNode, OMX_IndexParamVideoBitrate,
922            &bitrateType, sizeof(bitrateType));
923    CHECK_EQ(err, OK);
924
925    // ----------------
926
927    OMX_VIDEO_PARAM_ERRORCORRECTIONTYPE errorCorrectionType;
928    InitOMXParams(&errorCorrectionType);
929    errorCorrectionType.nPortIndex = kPortIndexOutput;
930
931    err = mOMX->getParameter(
932            mNode, OMX_IndexParamVideoErrorCorrection,
933            &errorCorrectionType, sizeof(errorCorrectionType));
934    CHECK_EQ(err, OK);
935
936    errorCorrectionType.bEnableHEC = OMX_FALSE;
937    errorCorrectionType.bEnableResync = OMX_TRUE;
938    errorCorrectionType.nResynchMarkerSpacing = 256;
939    errorCorrectionType.bEnableDataPartitioning = OMX_FALSE;
940    errorCorrectionType.bEnableRVLC = OMX_FALSE;
941
942    err = mOMX->setParameter(
943            mNode, OMX_IndexParamVideoErrorCorrection,
944            &errorCorrectionType, sizeof(errorCorrectionType));
945    CHECK_EQ(err, OK);
946
947    return OK;
948}
949
950status_t OMXCodec::setupAVCEncoderParameters(const sp<MetaData>& meta) {
951    int32_t iFramesInterval, frameRate, bitRate;
952    bool success = meta->findInt32(kKeyBitRate, &bitRate);
953    success = success && meta->findInt32(kKeySampleRate, &frameRate);
954    success = success && meta->findInt32(kKeyIFramesInterval, &iFramesInterval);
955    CHECK(success);
956
957    OMX_VIDEO_PARAM_AVCTYPE h264type;
958    InitOMXParams(&h264type);
959    h264type.nPortIndex = kPortIndexOutput;
960
961    status_t err = mOMX->getParameter(
962            mNode, OMX_IndexParamVideoAvc, &h264type, sizeof(h264type));
963    CHECK_EQ(err, OK);
964
965    h264type.nAllowedPictureTypes =
966        OMX_VIDEO_PictureTypeI | OMX_VIDEO_PictureTypeP;
967
968    h264type.nSliceHeaderSpacing = 0;
969    h264type.nBFrames = 0;   // No B frames support yet
970    h264type.nPFrames = setPFramesSpacing(iFramesInterval, frameRate);
971    if (h264type.nPFrames == 0) {
972        h264type.nAllowedPictureTypes = OMX_VIDEO_PictureTypeI;
973    }
974    h264type.bUseHadamard = OMX_TRUE;
975    h264type.nRefFrames = 1;
976    h264type.nRefIdx10ActiveMinus1 = 0;
977    h264type.nRefIdx11ActiveMinus1 = 0;
978    h264type.bEnableUEP = OMX_FALSE;
979    h264type.bEnableFMO = OMX_FALSE;
980    h264type.bEnableASO = OMX_FALSE;
981    h264type.bEnableRS = OMX_FALSE;
982    h264type.bFrameMBsOnly = OMX_TRUE;
983    h264type.bMBAFF = OMX_FALSE;
984    h264type.bEntropyCodingCABAC = OMX_FALSE;
985    h264type.bWeightedPPrediction = OMX_FALSE;
986    h264type.bconstIpred = OMX_FALSE;
987    h264type.bDirect8x8Inference = OMX_FALSE;
988    h264type.bDirectSpatialTemporal = OMX_FALSE;
989    h264type.nCabacInitIdc = 0;
990    h264type.eLoopFilterMode = OMX_VIDEO_AVCLoopFilterEnable;
991
992    err = mOMX->setParameter(
993            mNode, OMX_IndexParamVideoAvc, &h264type, sizeof(h264type));
994    CHECK_EQ(err, OK);
995
996    OMX_VIDEO_PARAM_BITRATETYPE bitrateType;
997    InitOMXParams(&bitrateType);
998    bitrateType.nPortIndex = kPortIndexOutput;
999
1000    err = mOMX->getParameter(
1001            mNode, OMX_IndexParamVideoBitrate,
1002            &bitrateType, sizeof(bitrateType));
1003    CHECK_EQ(err, OK);
1004
1005    bitrateType.eControlRate = OMX_Video_ControlRateVariable;
1006    bitrateType.nTargetBitrate = bitRate;
1007
1008    err = mOMX->setParameter(
1009            mNode, OMX_IndexParamVideoBitrate,
1010            &bitrateType, sizeof(bitrateType));
1011    CHECK_EQ(err, OK);
1012
1013    return OK;
1014}
1015
1016status_t OMXCodec::setVideoOutputFormat(
1017        const char *mime, OMX_U32 width, OMX_U32 height) {
1018    CODEC_LOGV("setVideoOutputFormat width=%ld, height=%ld", width, height);
1019
1020    OMX_VIDEO_CODINGTYPE compressionFormat = OMX_VIDEO_CodingUnused;
1021    if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_AVC, mime)) {
1022        compressionFormat = OMX_VIDEO_CodingAVC;
1023    } else if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_MPEG4, mime)) {
1024        compressionFormat = OMX_VIDEO_CodingMPEG4;
1025    } else if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_H263, mime)) {
1026        compressionFormat = OMX_VIDEO_CodingH263;
1027    } else {
1028        LOGE("Not a supported video mime type: %s", mime);
1029        CHECK(!"Should not be here. Not a supported video mime type.");
1030    }
1031
1032    status_t err = setVideoPortFormatType(
1033            kPortIndexInput, compressionFormat, OMX_COLOR_FormatUnused);
1034
1035    if (err != OK) {
1036        return err;
1037    }
1038
1039#if 1
1040    {
1041        OMX_VIDEO_PARAM_PORTFORMATTYPE format;
1042        InitOMXParams(&format);
1043        format.nPortIndex = kPortIndexOutput;
1044        format.nIndex = 0;
1045
1046        status_t err = mOMX->getParameter(
1047                mNode, OMX_IndexParamVideoPortFormat,
1048                &format, sizeof(format));
1049        CHECK_EQ(err, OK);
1050        CHECK_EQ(format.eCompressionFormat, OMX_VIDEO_CodingUnused);
1051
1052        static const int OMX_QCOM_COLOR_FormatYVU420SemiPlanar = 0x7FA30C00;
1053
1054        CHECK(format.eColorFormat == OMX_COLOR_FormatYUV420Planar
1055               || format.eColorFormat == OMX_COLOR_FormatYUV420SemiPlanar
1056               || format.eColorFormat == OMX_COLOR_FormatCbYCrY
1057               || format.eColorFormat == OMX_QCOM_COLOR_FormatYVU420SemiPlanar);
1058
1059        err = mOMX->setParameter(
1060                mNode, OMX_IndexParamVideoPortFormat,
1061                &format, sizeof(format));
1062
1063        if (err != OK) {
1064            return err;
1065        }
1066    }
1067#endif
1068
1069    OMX_PARAM_PORTDEFINITIONTYPE def;
1070    InitOMXParams(&def);
1071    def.nPortIndex = kPortIndexInput;
1072
1073    OMX_VIDEO_PORTDEFINITIONTYPE *video_def = &def.format.video;
1074
1075    err = mOMX->getParameter(
1076            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1077
1078    CHECK_EQ(err, OK);
1079
1080#if 1
1081    // XXX Need a (much) better heuristic to compute input buffer sizes.
1082    const size_t X = 64 * 1024;
1083    if (def.nBufferSize < X) {
1084        def.nBufferSize = X;
1085    }
1086#endif
1087
1088    CHECK_EQ(def.eDomain, OMX_PortDomainVideo);
1089
1090    video_def->nFrameWidth = width;
1091    video_def->nFrameHeight = height;
1092
1093    video_def->eCompressionFormat = compressionFormat;
1094    video_def->eColorFormat = OMX_COLOR_FormatUnused;
1095
1096    err = mOMX->setParameter(
1097            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1098
1099    if (err != OK) {
1100        return err;
1101    }
1102
1103    ////////////////////////////////////////////////////////////////////////////
1104
1105    InitOMXParams(&def);
1106    def.nPortIndex = kPortIndexOutput;
1107
1108    err = mOMX->getParameter(
1109            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1110    CHECK_EQ(err, OK);
1111    CHECK_EQ(def.eDomain, OMX_PortDomainVideo);
1112
1113#if 0
1114    def.nBufferSize =
1115        (((width + 15) & -16) * ((height + 15) & -16) * 3) / 2;  // YUV420
1116#endif
1117
1118    video_def->nFrameWidth = width;
1119    video_def->nFrameHeight = height;
1120
1121    err = mOMX->setParameter(
1122            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1123
1124    return err;
1125}
1126
1127OMXCodec::OMXCodec(
1128        const sp<IOMX> &omx, IOMX::node_id node, uint32_t quirks,
1129        bool isEncoder,
1130        const char *mime,
1131        const char *componentName,
1132        const sp<MediaSource> &source)
1133    : mOMX(omx),
1134      mOMXLivesLocally(omx->livesLocally(getpid())),
1135      mNode(node),
1136      mQuirks(quirks),
1137      mIsEncoder(isEncoder),
1138      mMIME(strdup(mime)),
1139      mComponentName(strdup(componentName)),
1140      mSource(source),
1141      mCodecSpecificDataIndex(0),
1142      mState(LOADED),
1143      mInitialBufferSubmit(true),
1144      mSignalledEOS(false),
1145      mNoMoreOutputData(false),
1146      mOutputPortSettingsHaveChanged(false),
1147      mSeekTimeUs(-1),
1148      mLeftOverBuffer(NULL),
1149      mPaused(false) {
1150    mPortStatus[kPortIndexInput] = ENABLED;
1151    mPortStatus[kPortIndexOutput] = ENABLED;
1152
1153    setComponentRole();
1154}
1155
1156// static
1157void OMXCodec::setComponentRole(
1158        const sp<IOMX> &omx, IOMX::node_id node, bool isEncoder,
1159        const char *mime) {
1160    struct MimeToRole {
1161        const char *mime;
1162        const char *decoderRole;
1163        const char *encoderRole;
1164    };
1165
1166    static const MimeToRole kMimeToRole[] = {
1167        { MEDIA_MIMETYPE_AUDIO_MPEG,
1168            "audio_decoder.mp3", "audio_encoder.mp3" },
1169        { MEDIA_MIMETYPE_AUDIO_AMR_NB,
1170            "audio_decoder.amrnb", "audio_encoder.amrnb" },
1171        { MEDIA_MIMETYPE_AUDIO_AMR_WB,
1172            "audio_decoder.amrwb", "audio_encoder.amrwb" },
1173        { MEDIA_MIMETYPE_AUDIO_AAC,
1174            "audio_decoder.aac", "audio_encoder.aac" },
1175        { MEDIA_MIMETYPE_VIDEO_AVC,
1176            "video_decoder.avc", "video_encoder.avc" },
1177        { MEDIA_MIMETYPE_VIDEO_MPEG4,
1178            "video_decoder.mpeg4", "video_encoder.mpeg4" },
1179        { MEDIA_MIMETYPE_VIDEO_H263,
1180            "video_decoder.h263", "video_encoder.h263" },
1181    };
1182
1183    static const size_t kNumMimeToRole =
1184        sizeof(kMimeToRole) / sizeof(kMimeToRole[0]);
1185
1186    size_t i;
1187    for (i = 0; i < kNumMimeToRole; ++i) {
1188        if (!strcasecmp(mime, kMimeToRole[i].mime)) {
1189            break;
1190        }
1191    }
1192
1193    if (i == kNumMimeToRole) {
1194        return;
1195    }
1196
1197    const char *role =
1198        isEncoder ? kMimeToRole[i].encoderRole
1199                  : kMimeToRole[i].decoderRole;
1200
1201    if (role != NULL) {
1202        OMX_PARAM_COMPONENTROLETYPE roleParams;
1203        InitOMXParams(&roleParams);
1204
1205        strncpy((char *)roleParams.cRole,
1206                role, OMX_MAX_STRINGNAME_SIZE - 1);
1207
1208        roleParams.cRole[OMX_MAX_STRINGNAME_SIZE - 1] = '\0';
1209
1210        status_t err = omx->setParameter(
1211                node, OMX_IndexParamStandardComponentRole,
1212                &roleParams, sizeof(roleParams));
1213
1214        if (err != OK) {
1215            LOGW("Failed to set standard component role '%s'.", role);
1216        }
1217    }
1218}
1219
1220void OMXCodec::setComponentRole() {
1221    setComponentRole(mOMX, mNode, mIsEncoder, mMIME);
1222}
1223
1224OMXCodec::~OMXCodec() {
1225    CHECK(mState == LOADED || mState == ERROR);
1226
1227    status_t err = mOMX->freeNode(mNode);
1228    CHECK_EQ(err, OK);
1229
1230    mNode = NULL;
1231    setState(DEAD);
1232
1233    clearCodecSpecificData();
1234
1235    free(mComponentName);
1236    mComponentName = NULL;
1237
1238    free(mMIME);
1239    mMIME = NULL;
1240}
1241
1242status_t OMXCodec::init() {
1243    // mLock is held.
1244
1245    CHECK_EQ(mState, LOADED);
1246
1247    status_t err;
1248    if (!(mQuirks & kRequiresLoadedToIdleAfterAllocation)) {
1249        err = mOMX->sendCommand(mNode, OMX_CommandStateSet, OMX_StateIdle);
1250        CHECK_EQ(err, OK);
1251        setState(LOADED_TO_IDLE);
1252    }
1253
1254    err = allocateBuffers();
1255    CHECK_EQ(err, OK);
1256
1257    if (mQuirks & kRequiresLoadedToIdleAfterAllocation) {
1258        err = mOMX->sendCommand(mNode, OMX_CommandStateSet, OMX_StateIdle);
1259        CHECK_EQ(err, OK);
1260
1261        setState(LOADED_TO_IDLE);
1262    }
1263
1264    while (mState != EXECUTING && mState != ERROR) {
1265        mAsyncCompletion.wait(mLock);
1266    }
1267
1268    return mState == ERROR ? UNKNOWN_ERROR : OK;
1269}
1270
1271// static
1272bool OMXCodec::isIntermediateState(State state) {
1273    return state == LOADED_TO_IDLE
1274        || state == IDLE_TO_EXECUTING
1275        || state == EXECUTING_TO_IDLE
1276        || state == IDLE_TO_LOADED
1277        || state == RECONFIGURING;
1278}
1279
1280status_t OMXCodec::allocateBuffers() {
1281    status_t err = allocateBuffersOnPort(kPortIndexInput);
1282
1283    if (err != OK) {
1284        return err;
1285    }
1286
1287    return allocateBuffersOnPort(kPortIndexOutput);
1288}
1289
1290status_t OMXCodec::allocateBuffersOnPort(OMX_U32 portIndex) {
1291    OMX_PARAM_PORTDEFINITIONTYPE def;
1292    InitOMXParams(&def);
1293    def.nPortIndex = portIndex;
1294
1295    status_t err = mOMX->getParameter(
1296            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1297
1298    if (err != OK) {
1299        return err;
1300    }
1301
1302    size_t totalSize = def.nBufferCountActual * def.nBufferSize;
1303    mDealer[portIndex] = new MemoryDealer(totalSize, "OMXCodec");
1304
1305    for (OMX_U32 i = 0; i < def.nBufferCountActual; ++i) {
1306        sp<IMemory> mem = mDealer[portIndex]->allocate(def.nBufferSize);
1307        CHECK(mem.get() != NULL);
1308
1309        BufferInfo info;
1310        info.mData = NULL;
1311        info.mSize = def.nBufferSize;
1312
1313        IOMX::buffer_id buffer;
1314        if (portIndex == kPortIndexInput
1315                && (mQuirks & kRequiresAllocateBufferOnInputPorts)) {
1316            if (mOMXLivesLocally) {
1317                mem.clear();
1318
1319                err = mOMX->allocateBuffer(
1320                        mNode, portIndex, def.nBufferSize, &buffer,
1321                        &info.mData);
1322            } else {
1323                err = mOMX->allocateBufferWithBackup(
1324                        mNode, portIndex, mem, &buffer);
1325            }
1326        } else if (portIndex == kPortIndexOutput
1327                && (mQuirks & kRequiresAllocateBufferOnOutputPorts)) {
1328            if (mOMXLivesLocally) {
1329                mem.clear();
1330
1331                err = mOMX->allocateBuffer(
1332                        mNode, portIndex, def.nBufferSize, &buffer,
1333                        &info.mData);
1334            } else {
1335                err = mOMX->allocateBufferWithBackup(
1336                        mNode, portIndex, mem, &buffer);
1337            }
1338        } else {
1339            err = mOMX->useBuffer(mNode, portIndex, mem, &buffer);
1340        }
1341
1342        if (err != OK) {
1343            LOGE("allocate_buffer_with_backup failed");
1344            return err;
1345        }
1346
1347        if (mem != NULL) {
1348            info.mData = mem->pointer();
1349        }
1350
1351        info.mBuffer = buffer;
1352        info.mOwnedByComponent = false;
1353        info.mMem = mem;
1354        info.mMediaBuffer = NULL;
1355
1356        if (portIndex == kPortIndexOutput) {
1357            if (!(mOMXLivesLocally
1358                        && (mQuirks & kRequiresAllocateBufferOnOutputPorts)
1359                        && (mQuirks & kDefersOutputBufferAllocation))) {
1360                // If the node does not fill in the buffer ptr at this time,
1361                // we will defer creating the MediaBuffer until receiving
1362                // the first FILL_BUFFER_DONE notification instead.
1363                info.mMediaBuffer = new MediaBuffer(info.mData, info.mSize);
1364                info.mMediaBuffer->setObserver(this);
1365            }
1366        }
1367
1368        mPortBuffers[portIndex].push(info);
1369
1370        CODEC_LOGV("allocated buffer %p on %s port", buffer,
1371             portIndex == kPortIndexInput ? "input" : "output");
1372    }
1373
1374    // dumpPortStatus(portIndex);
1375
1376    return OK;
1377}
1378
1379void OMXCodec::on_message(const omx_message &msg) {
1380    Mutex::Autolock autoLock(mLock);
1381
1382    switch (msg.type) {
1383        case omx_message::EVENT:
1384        {
1385            onEvent(
1386                 msg.u.event_data.event, msg.u.event_data.data1,
1387                 msg.u.event_data.data2);
1388
1389            break;
1390        }
1391
1392        case omx_message::EMPTY_BUFFER_DONE:
1393        {
1394            IOMX::buffer_id buffer = msg.u.extended_buffer_data.buffer;
1395
1396            CODEC_LOGV("EMPTY_BUFFER_DONE(buffer: %p)", buffer);
1397
1398            Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexInput];
1399            size_t i = 0;
1400            while (i < buffers->size() && (*buffers)[i].mBuffer != buffer) {
1401                ++i;
1402            }
1403
1404            CHECK(i < buffers->size());
1405            if (!(*buffers)[i].mOwnedByComponent) {
1406                LOGW("We already own input buffer %p, yet received "
1407                     "an EMPTY_BUFFER_DONE.", buffer);
1408            }
1409
1410            buffers->editItemAt(i).mOwnedByComponent = false;
1411
1412            if (mPortStatus[kPortIndexInput] == DISABLING) {
1413                CODEC_LOGV("Port is disabled, freeing buffer %p", buffer);
1414
1415                status_t err =
1416                    mOMX->freeBuffer(mNode, kPortIndexInput, buffer);
1417                CHECK_EQ(err, OK);
1418
1419                buffers->removeAt(i);
1420            } else if (mState != ERROR
1421                    && mPortStatus[kPortIndexInput] != SHUTTING_DOWN) {
1422                CHECK_EQ(mPortStatus[kPortIndexInput], ENABLED);
1423                drainInputBuffer(&buffers->editItemAt(i));
1424            }
1425            break;
1426        }
1427
1428        case omx_message::FILL_BUFFER_DONE:
1429        {
1430            IOMX::buffer_id buffer = msg.u.extended_buffer_data.buffer;
1431            OMX_U32 flags = msg.u.extended_buffer_data.flags;
1432
1433            CODEC_LOGV("FILL_BUFFER_DONE(buffer: %p, size: %ld, flags: 0x%08lx, timestamp: %lld us (%.2f secs))",
1434                 buffer,
1435                 msg.u.extended_buffer_data.range_length,
1436                 flags,
1437                 msg.u.extended_buffer_data.timestamp,
1438                 msg.u.extended_buffer_data.timestamp / 1E6);
1439
1440            Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexOutput];
1441            size_t i = 0;
1442            while (i < buffers->size() && (*buffers)[i].mBuffer != buffer) {
1443                ++i;
1444            }
1445
1446            CHECK(i < buffers->size());
1447            BufferInfo *info = &buffers->editItemAt(i);
1448
1449            if (!info->mOwnedByComponent) {
1450                LOGW("We already own output buffer %p, yet received "
1451                     "a FILL_BUFFER_DONE.", buffer);
1452            }
1453
1454            info->mOwnedByComponent = false;
1455
1456            if (mPortStatus[kPortIndexOutput] == DISABLING) {
1457                CODEC_LOGV("Port is disabled, freeing buffer %p", buffer);
1458
1459                status_t err =
1460                    mOMX->freeBuffer(mNode, kPortIndexOutput, buffer);
1461                CHECK_EQ(err, OK);
1462
1463                buffers->removeAt(i);
1464#if 0
1465            } else if (mPortStatus[kPortIndexOutput] == ENABLED
1466                       && (flags & OMX_BUFFERFLAG_EOS)) {
1467                CODEC_LOGV("No more output data.");
1468                mNoMoreOutputData = true;
1469                mBufferFilled.signal();
1470#endif
1471            } else if (mPortStatus[kPortIndexOutput] != SHUTTING_DOWN) {
1472                CHECK_EQ(mPortStatus[kPortIndexOutput], ENABLED);
1473
1474                if (info->mMediaBuffer == NULL) {
1475                    CHECK(mOMXLivesLocally);
1476                    CHECK(mQuirks & kRequiresAllocateBufferOnOutputPorts);
1477                    CHECK(mQuirks & kDefersOutputBufferAllocation);
1478
1479                    // The qcom video decoders on Nexus don't actually allocate
1480                    // output buffer memory on a call to OMX_AllocateBuffer
1481                    // the "pBuffer" member of the OMX_BUFFERHEADERTYPE
1482                    // structure is only filled in later.
1483
1484                    info->mMediaBuffer = new MediaBuffer(
1485                            msg.u.extended_buffer_data.data_ptr,
1486                            info->mSize);
1487                    info->mMediaBuffer->setObserver(this);
1488                }
1489
1490                MediaBuffer *buffer = info->mMediaBuffer;
1491
1492                buffer->set_range(
1493                        msg.u.extended_buffer_data.range_offset,
1494                        msg.u.extended_buffer_data.range_length);
1495
1496                buffer->meta_data()->clear();
1497
1498                buffer->meta_data()->setInt64(
1499                        kKeyTime, msg.u.extended_buffer_data.timestamp);
1500
1501                if (msg.u.extended_buffer_data.flags & OMX_BUFFERFLAG_SYNCFRAME) {
1502                    buffer->meta_data()->setInt32(kKeyIsSyncFrame, true);
1503                }
1504                if (msg.u.extended_buffer_data.flags & OMX_BUFFERFLAG_CODECCONFIG) {
1505                    buffer->meta_data()->setInt32(kKeyIsCodecConfig, true);
1506                }
1507
1508                buffer->meta_data()->setPointer(
1509                        kKeyPlatformPrivate,
1510                        msg.u.extended_buffer_data.platform_private);
1511
1512                buffer->meta_data()->setPointer(
1513                        kKeyBufferID,
1514                        msg.u.extended_buffer_data.buffer);
1515
1516                mFilledBuffers.push_back(i);
1517                mBufferFilled.signal();
1518
1519                if (msg.u.extended_buffer_data.flags & OMX_BUFFERFLAG_EOS) {
1520                    CODEC_LOGV("No more output data.");
1521                    mNoMoreOutputData = true;
1522                }
1523            }
1524
1525            break;
1526        }
1527
1528        default:
1529        {
1530            CHECK(!"should not be here.");
1531            break;
1532        }
1533    }
1534}
1535
1536void OMXCodec::onEvent(OMX_EVENTTYPE event, OMX_U32 data1, OMX_U32 data2) {
1537    switch (event) {
1538        case OMX_EventCmdComplete:
1539        {
1540            onCmdComplete((OMX_COMMANDTYPE)data1, data2);
1541            break;
1542        }
1543
1544        case OMX_EventError:
1545        {
1546            LOGE("ERROR(0x%08lx, %ld)", data1, data2);
1547
1548            setState(ERROR);
1549            break;
1550        }
1551
1552        case OMX_EventPortSettingsChanged:
1553        {
1554            onPortSettingsChanged(data1);
1555            break;
1556        }
1557
1558#if 0
1559        case OMX_EventBufferFlag:
1560        {
1561            CODEC_LOGV("EVENT_BUFFER_FLAG(%ld)", data1);
1562
1563            if (data1 == kPortIndexOutput) {
1564                mNoMoreOutputData = true;
1565            }
1566            break;
1567        }
1568#endif
1569
1570        default:
1571        {
1572            CODEC_LOGV("EVENT(%d, %ld, %ld)", event, data1, data2);
1573            break;
1574        }
1575    }
1576}
1577
1578// Has the format changed in any way that the client would have to be aware of?
1579static bool formatHasNotablyChanged(
1580        const sp<MetaData> &from, const sp<MetaData> &to) {
1581    if (from.get() == NULL && to.get() == NULL) {
1582        return false;
1583    }
1584
1585    if ((from.get() == NULL && to.get() != NULL)
1586        || (from.get() != NULL && to.get() == NULL)) {
1587        return true;
1588    }
1589
1590    const char *mime_from, *mime_to;
1591    CHECK(from->findCString(kKeyMIMEType, &mime_from));
1592    CHECK(to->findCString(kKeyMIMEType, &mime_to));
1593
1594    if (strcasecmp(mime_from, mime_to)) {
1595        return true;
1596    }
1597
1598    if (!strcasecmp(mime_from, MEDIA_MIMETYPE_VIDEO_RAW)) {
1599        int32_t colorFormat_from, colorFormat_to;
1600        CHECK(from->findInt32(kKeyColorFormat, &colorFormat_from));
1601        CHECK(to->findInt32(kKeyColorFormat, &colorFormat_to));
1602
1603        if (colorFormat_from != colorFormat_to) {
1604            return true;
1605        }
1606
1607        int32_t width_from, width_to;
1608        CHECK(from->findInt32(kKeyWidth, &width_from));
1609        CHECK(to->findInt32(kKeyWidth, &width_to));
1610
1611        if (width_from != width_to) {
1612            return true;
1613        }
1614
1615        int32_t height_from, height_to;
1616        CHECK(from->findInt32(kKeyHeight, &height_from));
1617        CHECK(to->findInt32(kKeyHeight, &height_to));
1618
1619        if (height_from != height_to) {
1620            return true;
1621        }
1622    } else if (!strcasecmp(mime_from, MEDIA_MIMETYPE_AUDIO_RAW)) {
1623        int32_t numChannels_from, numChannels_to;
1624        CHECK(from->findInt32(kKeyChannelCount, &numChannels_from));
1625        CHECK(to->findInt32(kKeyChannelCount, &numChannels_to));
1626
1627        if (numChannels_from != numChannels_to) {
1628            return true;
1629        }
1630
1631        int32_t sampleRate_from, sampleRate_to;
1632        CHECK(from->findInt32(kKeySampleRate, &sampleRate_from));
1633        CHECK(to->findInt32(kKeySampleRate, &sampleRate_to));
1634
1635        if (sampleRate_from != sampleRate_to) {
1636            return true;
1637        }
1638    }
1639
1640    return false;
1641}
1642
1643void OMXCodec::onCmdComplete(OMX_COMMANDTYPE cmd, OMX_U32 data) {
1644    switch (cmd) {
1645        case OMX_CommandStateSet:
1646        {
1647            onStateChange((OMX_STATETYPE)data);
1648            break;
1649        }
1650
1651        case OMX_CommandPortDisable:
1652        {
1653            OMX_U32 portIndex = data;
1654            CODEC_LOGV("PORT_DISABLED(%ld)", portIndex);
1655
1656            CHECK(mState == EXECUTING || mState == RECONFIGURING);
1657            CHECK_EQ(mPortStatus[portIndex], DISABLING);
1658            CHECK_EQ(mPortBuffers[portIndex].size(), 0);
1659
1660            mPortStatus[portIndex] = DISABLED;
1661
1662            if (mState == RECONFIGURING) {
1663                CHECK_EQ(portIndex, kPortIndexOutput);
1664
1665                sp<MetaData> oldOutputFormat = mOutputFormat;
1666                initOutputFormat(mSource->getFormat());
1667
1668                // Don't notify clients if the output port settings change
1669                // wasn't of importance to them, i.e. it may be that just the
1670                // number of buffers has changed and nothing else.
1671                mOutputPortSettingsHaveChanged =
1672                    formatHasNotablyChanged(oldOutputFormat, mOutputFormat);
1673
1674                enablePortAsync(portIndex);
1675
1676                status_t err = allocateBuffersOnPort(portIndex);
1677                CHECK_EQ(err, OK);
1678            }
1679            break;
1680        }
1681
1682        case OMX_CommandPortEnable:
1683        {
1684            OMX_U32 portIndex = data;
1685            CODEC_LOGV("PORT_ENABLED(%ld)", portIndex);
1686
1687            CHECK(mState == EXECUTING || mState == RECONFIGURING);
1688            CHECK_EQ(mPortStatus[portIndex], ENABLING);
1689
1690            mPortStatus[portIndex] = ENABLED;
1691
1692            if (mState == RECONFIGURING) {
1693                CHECK_EQ(portIndex, kPortIndexOutput);
1694
1695                setState(EXECUTING);
1696
1697                fillOutputBuffers();
1698            }
1699            break;
1700        }
1701
1702        case OMX_CommandFlush:
1703        {
1704            OMX_U32 portIndex = data;
1705
1706            CODEC_LOGV("FLUSH_DONE(%ld)", portIndex);
1707
1708            CHECK_EQ(mPortStatus[portIndex], SHUTTING_DOWN);
1709            mPortStatus[portIndex] = ENABLED;
1710
1711            CHECK_EQ(countBuffersWeOwn(mPortBuffers[portIndex]),
1712                     mPortBuffers[portIndex].size());
1713
1714            if (mState == RECONFIGURING) {
1715                CHECK_EQ(portIndex, kPortIndexOutput);
1716
1717                disablePortAsync(portIndex);
1718            } else if (mState == EXECUTING_TO_IDLE) {
1719                if (mPortStatus[kPortIndexInput] == ENABLED
1720                    && mPortStatus[kPortIndexOutput] == ENABLED) {
1721                    CODEC_LOGV("Finished flushing both ports, now completing "
1722                         "transition from EXECUTING to IDLE.");
1723
1724                    mPortStatus[kPortIndexInput] = SHUTTING_DOWN;
1725                    mPortStatus[kPortIndexOutput] = SHUTTING_DOWN;
1726
1727                    status_t err =
1728                        mOMX->sendCommand(mNode, OMX_CommandStateSet, OMX_StateIdle);
1729                    CHECK_EQ(err, OK);
1730                }
1731            } else {
1732                // We're flushing both ports in preparation for seeking.
1733
1734                if (mPortStatus[kPortIndexInput] == ENABLED
1735                    && mPortStatus[kPortIndexOutput] == ENABLED) {
1736                    CODEC_LOGV("Finished flushing both ports, now continuing from"
1737                         " seek-time.");
1738
1739                    // We implicitly resume pulling on our upstream source.
1740                    mPaused = false;
1741
1742                    drainInputBuffers();
1743                    fillOutputBuffers();
1744                }
1745            }
1746
1747            break;
1748        }
1749
1750        default:
1751        {
1752            CODEC_LOGV("CMD_COMPLETE(%d, %ld)", cmd, data);
1753            break;
1754        }
1755    }
1756}
1757
1758void OMXCodec::onStateChange(OMX_STATETYPE newState) {
1759    CODEC_LOGV("onStateChange %d", newState);
1760
1761    switch (newState) {
1762        case OMX_StateIdle:
1763        {
1764            CODEC_LOGV("Now Idle.");
1765            if (mState == LOADED_TO_IDLE) {
1766                status_t err = mOMX->sendCommand(
1767                        mNode, OMX_CommandStateSet, OMX_StateExecuting);
1768
1769                CHECK_EQ(err, OK);
1770
1771                setState(IDLE_TO_EXECUTING);
1772            } else {
1773                CHECK_EQ(mState, EXECUTING_TO_IDLE);
1774
1775                CHECK_EQ(
1776                    countBuffersWeOwn(mPortBuffers[kPortIndexInput]),
1777                    mPortBuffers[kPortIndexInput].size());
1778
1779                CHECK_EQ(
1780                    countBuffersWeOwn(mPortBuffers[kPortIndexOutput]),
1781                    mPortBuffers[kPortIndexOutput].size());
1782
1783                status_t err = mOMX->sendCommand(
1784                        mNode, OMX_CommandStateSet, OMX_StateLoaded);
1785
1786                CHECK_EQ(err, OK);
1787
1788                err = freeBuffersOnPort(kPortIndexInput);
1789                CHECK_EQ(err, OK);
1790
1791                err = freeBuffersOnPort(kPortIndexOutput);
1792                CHECK_EQ(err, OK);
1793
1794                mPortStatus[kPortIndexInput] = ENABLED;
1795                mPortStatus[kPortIndexOutput] = ENABLED;
1796
1797                setState(IDLE_TO_LOADED);
1798            }
1799            break;
1800        }
1801
1802        case OMX_StateExecuting:
1803        {
1804            CHECK_EQ(mState, IDLE_TO_EXECUTING);
1805
1806            CODEC_LOGV("Now Executing.");
1807
1808            setState(EXECUTING);
1809
1810            // Buffers will be submitted to the component in the first
1811            // call to OMXCodec::read as mInitialBufferSubmit is true at
1812            // this point. This ensures that this on_message call returns,
1813            // releases the lock and ::init can notice the state change and
1814            // itself return.
1815            break;
1816        }
1817
1818        case OMX_StateLoaded:
1819        {
1820            CHECK_EQ(mState, IDLE_TO_LOADED);
1821
1822            CODEC_LOGV("Now Loaded.");
1823
1824            setState(LOADED);
1825            break;
1826        }
1827
1828        case OMX_StateInvalid:
1829        {
1830            setState(ERROR);
1831            break;
1832        }
1833
1834        default:
1835        {
1836            CHECK(!"should not be here.");
1837            break;
1838        }
1839    }
1840}
1841
1842// static
1843size_t OMXCodec::countBuffersWeOwn(const Vector<BufferInfo> &buffers) {
1844    size_t n = 0;
1845    for (size_t i = 0; i < buffers.size(); ++i) {
1846        if (!buffers[i].mOwnedByComponent) {
1847            ++n;
1848        }
1849    }
1850
1851    return n;
1852}
1853
1854status_t OMXCodec::freeBuffersOnPort(
1855        OMX_U32 portIndex, bool onlyThoseWeOwn) {
1856    Vector<BufferInfo> *buffers = &mPortBuffers[portIndex];
1857
1858    status_t stickyErr = OK;
1859
1860    for (size_t i = buffers->size(); i-- > 0;) {
1861        BufferInfo *info = &buffers->editItemAt(i);
1862
1863        if (onlyThoseWeOwn && info->mOwnedByComponent) {
1864            continue;
1865        }
1866
1867        CHECK_EQ(info->mOwnedByComponent, false);
1868
1869        CODEC_LOGV("freeing buffer %p on port %ld", info->mBuffer, portIndex);
1870
1871        status_t err =
1872            mOMX->freeBuffer(mNode, portIndex, info->mBuffer);
1873
1874        if (err != OK) {
1875            stickyErr = err;
1876        }
1877
1878        if (info->mMediaBuffer != NULL) {
1879            info->mMediaBuffer->setObserver(NULL);
1880
1881            // Make sure nobody but us owns this buffer at this point.
1882            CHECK_EQ(info->mMediaBuffer->refcount(), 0);
1883
1884            info->mMediaBuffer->release();
1885        }
1886
1887        buffers->removeAt(i);
1888    }
1889
1890    CHECK(onlyThoseWeOwn || buffers->isEmpty());
1891
1892    return stickyErr;
1893}
1894
1895void OMXCodec::onPortSettingsChanged(OMX_U32 portIndex) {
1896    CODEC_LOGV("PORT_SETTINGS_CHANGED(%ld)", portIndex);
1897
1898    CHECK_EQ(mState, EXECUTING);
1899    CHECK_EQ(portIndex, kPortIndexOutput);
1900    setState(RECONFIGURING);
1901
1902    if (mQuirks & kNeedsFlushBeforeDisable) {
1903        if (!flushPortAsync(portIndex)) {
1904            onCmdComplete(OMX_CommandFlush, portIndex);
1905        }
1906    } else {
1907        disablePortAsync(portIndex);
1908    }
1909}
1910
1911bool OMXCodec::flushPortAsync(OMX_U32 portIndex) {
1912    CHECK(mState == EXECUTING || mState == RECONFIGURING
1913            || mState == EXECUTING_TO_IDLE);
1914
1915    CODEC_LOGV("flushPortAsync(%ld): we own %d out of %d buffers already.",
1916         portIndex, countBuffersWeOwn(mPortBuffers[portIndex]),
1917         mPortBuffers[portIndex].size());
1918
1919    CHECK_EQ(mPortStatus[portIndex], ENABLED);
1920    mPortStatus[portIndex] = SHUTTING_DOWN;
1921
1922    if ((mQuirks & kRequiresFlushCompleteEmulation)
1923        && countBuffersWeOwn(mPortBuffers[portIndex])
1924                == mPortBuffers[portIndex].size()) {
1925        // No flush is necessary and this component fails to send a
1926        // flush-complete event in this case.
1927
1928        return false;
1929    }
1930
1931    status_t err =
1932        mOMX->sendCommand(mNode, OMX_CommandFlush, portIndex);
1933    CHECK_EQ(err, OK);
1934
1935    return true;
1936}
1937
1938void OMXCodec::disablePortAsync(OMX_U32 portIndex) {
1939    CHECK(mState == EXECUTING || mState == RECONFIGURING);
1940
1941    CHECK_EQ(mPortStatus[portIndex], ENABLED);
1942    mPortStatus[portIndex] = DISABLING;
1943
1944    status_t err =
1945        mOMX->sendCommand(mNode, OMX_CommandPortDisable, portIndex);
1946    CHECK_EQ(err, OK);
1947
1948    freeBuffersOnPort(portIndex, true);
1949}
1950
1951void OMXCodec::enablePortAsync(OMX_U32 portIndex) {
1952    CHECK(mState == EXECUTING || mState == RECONFIGURING);
1953
1954    CHECK_EQ(mPortStatus[portIndex], DISABLED);
1955    mPortStatus[portIndex] = ENABLING;
1956
1957    status_t err =
1958        mOMX->sendCommand(mNode, OMX_CommandPortEnable, portIndex);
1959    CHECK_EQ(err, OK);
1960}
1961
1962void OMXCodec::fillOutputBuffers() {
1963    CHECK_EQ(mState, EXECUTING);
1964
1965    // This is a workaround for some decoders not properly reporting
1966    // end-of-output-stream. If we own all input buffers and also own
1967    // all output buffers and we already signalled end-of-input-stream,
1968    // the end-of-output-stream is implied.
1969    if (mSignalledEOS
1970            && countBuffersWeOwn(mPortBuffers[kPortIndexInput])
1971                == mPortBuffers[kPortIndexInput].size()
1972            && countBuffersWeOwn(mPortBuffers[kPortIndexOutput])
1973                == mPortBuffers[kPortIndexOutput].size()) {
1974        mNoMoreOutputData = true;
1975        mBufferFilled.signal();
1976
1977        return;
1978    }
1979
1980    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexOutput];
1981    for (size_t i = 0; i < buffers->size(); ++i) {
1982        fillOutputBuffer(&buffers->editItemAt(i));
1983    }
1984}
1985
1986void OMXCodec::drainInputBuffers() {
1987    CHECK(mState == EXECUTING || mState == RECONFIGURING);
1988
1989    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexInput];
1990    for (size_t i = 0; i < buffers->size(); ++i) {
1991        drainInputBuffer(&buffers->editItemAt(i));
1992    }
1993}
1994
1995void OMXCodec::drainInputBuffer(BufferInfo *info) {
1996    CHECK_EQ(info->mOwnedByComponent, false);
1997
1998    if (mSignalledEOS) {
1999        return;
2000    }
2001
2002    if (mCodecSpecificDataIndex < mCodecSpecificData.size()) {
2003        const CodecSpecificData *specific =
2004            mCodecSpecificData[mCodecSpecificDataIndex];
2005
2006        size_t size = specific->mSize;
2007
2008        if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_AVC, mMIME)
2009                && !(mQuirks & kWantsNALFragments)) {
2010            static const uint8_t kNALStartCode[4] =
2011                    { 0x00, 0x00, 0x00, 0x01 };
2012
2013            CHECK(info->mSize >= specific->mSize + 4);
2014
2015            size += 4;
2016
2017            memcpy(info->mData, kNALStartCode, 4);
2018            memcpy((uint8_t *)info->mData + 4,
2019                   specific->mData, specific->mSize);
2020        } else {
2021            CHECK(info->mSize >= specific->mSize);
2022            memcpy(info->mData, specific->mData, specific->mSize);
2023        }
2024
2025        mNoMoreOutputData = false;
2026
2027        CODEC_LOGV("calling emptyBuffer with codec specific data");
2028
2029        status_t err = mOMX->emptyBuffer(
2030                mNode, info->mBuffer, 0, size,
2031                OMX_BUFFERFLAG_ENDOFFRAME | OMX_BUFFERFLAG_CODECCONFIG,
2032                0);
2033        CHECK_EQ(err, OK);
2034
2035        info->mOwnedByComponent = true;
2036
2037        ++mCodecSpecificDataIndex;
2038        return;
2039    }
2040
2041    if (mPaused) {
2042        return;
2043    }
2044
2045    status_t err;
2046
2047    bool signalEOS = false;
2048    int64_t timestampUs = 0;
2049
2050    size_t offset = 0;
2051    int32_t n = 0;
2052    for (;;) {
2053        MediaBuffer *srcBuffer;
2054        if (mSeekTimeUs >= 0) {
2055            if (mLeftOverBuffer) {
2056                mLeftOverBuffer->release();
2057                mLeftOverBuffer = NULL;
2058            }
2059
2060            MediaSource::ReadOptions options;
2061            options.setSeekTo(mSeekTimeUs);
2062
2063            mSeekTimeUs = -1;
2064            mBufferFilled.signal();
2065
2066            err = mSource->read(&srcBuffer, &options);
2067        } else if (mLeftOverBuffer) {
2068            srcBuffer = mLeftOverBuffer;
2069            mLeftOverBuffer = NULL;
2070
2071            err = OK;
2072        } else {
2073            err = mSource->read(&srcBuffer);
2074        }
2075
2076        if (err != OK) {
2077            signalEOS = true;
2078            mFinalStatus = err;
2079            mSignalledEOS = true;
2080            break;
2081        }
2082
2083        size_t remainingBytes = info->mSize - offset;
2084
2085        if (srcBuffer->range_length() > remainingBytes) {
2086            if (offset == 0) {
2087                CODEC_LOGE(
2088                     "Codec's input buffers are too small to accomodate "
2089                     "buffer read from source (info->mSize = %d, srcLength = %d)",
2090                     info->mSize, srcBuffer->range_length());
2091
2092                srcBuffer->release();
2093                srcBuffer = NULL;
2094
2095                setState(ERROR);
2096                return;
2097            }
2098
2099            mLeftOverBuffer = srcBuffer;
2100            break;
2101        }
2102
2103        if (mIsEncoder && (mQuirks & kAvoidMemcopyInputRecordingFrames)) {
2104            CHECK(mOMXLivesLocally && offset == 0);
2105            OMX_BUFFERHEADERTYPE *header = (OMX_BUFFERHEADERTYPE *) info->mBuffer;
2106            header->pBuffer = (OMX_U8 *) srcBuffer->data() + srcBuffer->range_offset();
2107        } else {
2108            memcpy((uint8_t *)info->mData + offset,
2109                    (const uint8_t *)srcBuffer->data() + srcBuffer->range_offset(),
2110                    srcBuffer->range_length());
2111        }
2112
2113        int64_t lastBufferTimeUs;
2114        CHECK(srcBuffer->meta_data()->findInt64(kKeyTime, &lastBufferTimeUs));
2115        CHECK(timestampUs >= 0);
2116
2117        if (offset == 0) {
2118            timestampUs = lastBufferTimeUs;
2119        }
2120
2121        offset += srcBuffer->range_length();
2122
2123        srcBuffer->release();
2124        srcBuffer = NULL;
2125
2126        ++n;
2127
2128        if (!(mQuirks & kSupportsMultipleFramesPerInputBuffer)) {
2129            break;
2130        }
2131
2132        int64_t coalescedDurationUs = lastBufferTimeUs - timestampUs;
2133
2134        if (coalescedDurationUs > 250000ll) {
2135            // Don't coalesce more than 250ms worth of encoded data at once.
2136            break;
2137        }
2138    }
2139
2140    if (n > 1) {
2141        LOGV("coalesced %d frames into one input buffer", n);
2142    }
2143
2144    OMX_U32 flags = OMX_BUFFERFLAG_ENDOFFRAME;
2145
2146    if (signalEOS) {
2147        flags |= OMX_BUFFERFLAG_EOS;
2148    } else {
2149        mNoMoreOutputData = false;
2150    }
2151
2152    CODEC_LOGV("Calling emptyBuffer on buffer %p (length %d), "
2153               "timestamp %lld us (%.2f secs)",
2154               info->mBuffer, offset,
2155               timestampUs, timestampUs / 1E6);
2156
2157    err = mOMX->emptyBuffer(
2158            mNode, info->mBuffer, 0, offset,
2159            flags, timestampUs);
2160
2161    if (err != OK) {
2162        setState(ERROR);
2163        return;
2164    }
2165
2166    info->mOwnedByComponent = true;
2167
2168    // This component does not ever signal the EOS flag on output buffers,
2169    // Thanks for nothing.
2170    if (mSignalledEOS && !strcmp(mComponentName, "OMX.TI.Video.encoder")) {
2171        mNoMoreOutputData = true;
2172        mBufferFilled.signal();
2173    }
2174}
2175
2176void OMXCodec::fillOutputBuffer(BufferInfo *info) {
2177    CHECK_EQ(info->mOwnedByComponent, false);
2178
2179    if (mNoMoreOutputData) {
2180        CODEC_LOGV("There is no more output data available, not "
2181             "calling fillOutputBuffer");
2182        return;
2183    }
2184
2185    CODEC_LOGV("Calling fill_buffer on buffer %p", info->mBuffer);
2186    status_t err = mOMX->fillBuffer(mNode, info->mBuffer);
2187
2188    if (err != OK) {
2189        CODEC_LOGE("fillBuffer failed w/ error 0x%08x", err);
2190
2191        setState(ERROR);
2192        return;
2193    }
2194
2195    info->mOwnedByComponent = true;
2196}
2197
2198void OMXCodec::drainInputBuffer(IOMX::buffer_id buffer) {
2199    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexInput];
2200    for (size_t i = 0; i < buffers->size(); ++i) {
2201        if ((*buffers)[i].mBuffer == buffer) {
2202            drainInputBuffer(&buffers->editItemAt(i));
2203            return;
2204        }
2205    }
2206
2207    CHECK(!"should not be here.");
2208}
2209
2210void OMXCodec::fillOutputBuffer(IOMX::buffer_id buffer) {
2211    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexOutput];
2212    for (size_t i = 0; i < buffers->size(); ++i) {
2213        if ((*buffers)[i].mBuffer == buffer) {
2214            fillOutputBuffer(&buffers->editItemAt(i));
2215            return;
2216        }
2217    }
2218
2219    CHECK(!"should not be here.");
2220}
2221
2222void OMXCodec::setState(State newState) {
2223    mState = newState;
2224    mAsyncCompletion.signal();
2225
2226    // This may cause some spurious wakeups but is necessary to
2227    // unblock the reader if we enter ERROR state.
2228    mBufferFilled.signal();
2229}
2230
2231void OMXCodec::setRawAudioFormat(
2232        OMX_U32 portIndex, int32_t sampleRate, int32_t numChannels) {
2233
2234    // port definition
2235    OMX_PARAM_PORTDEFINITIONTYPE def;
2236    InitOMXParams(&def);
2237    def.nPortIndex = portIndex;
2238    status_t err = mOMX->getParameter(
2239            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
2240    CHECK_EQ(err, OK);
2241    def.format.audio.eEncoding = OMX_AUDIO_CodingPCM;
2242    CHECK_EQ(mOMX->setParameter(mNode, OMX_IndexParamPortDefinition,
2243            &def, sizeof(def)), OK);
2244
2245    // pcm param
2246    OMX_AUDIO_PARAM_PCMMODETYPE pcmParams;
2247    InitOMXParams(&pcmParams);
2248    pcmParams.nPortIndex = portIndex;
2249
2250    err = mOMX->getParameter(
2251            mNode, OMX_IndexParamAudioPcm, &pcmParams, sizeof(pcmParams));
2252
2253    CHECK_EQ(err, OK);
2254
2255    pcmParams.nChannels = numChannels;
2256    pcmParams.eNumData = OMX_NumericalDataSigned;
2257    pcmParams.bInterleaved = OMX_TRUE;
2258    pcmParams.nBitPerSample = 16;
2259    pcmParams.nSamplingRate = sampleRate;
2260    pcmParams.ePCMMode = OMX_AUDIO_PCMModeLinear;
2261
2262    if (numChannels == 1) {
2263        pcmParams.eChannelMapping[0] = OMX_AUDIO_ChannelCF;
2264    } else {
2265        CHECK_EQ(numChannels, 2);
2266
2267        pcmParams.eChannelMapping[0] = OMX_AUDIO_ChannelLF;
2268        pcmParams.eChannelMapping[1] = OMX_AUDIO_ChannelRF;
2269    }
2270
2271    err = mOMX->setParameter(
2272            mNode, OMX_IndexParamAudioPcm, &pcmParams, sizeof(pcmParams));
2273
2274    CHECK_EQ(err, OK);
2275}
2276
2277static OMX_AUDIO_AMRBANDMODETYPE pickModeFromBitRate(bool isAMRWB, int32_t bps) {
2278    if (isAMRWB) {
2279        if (bps <= 6600) {
2280            return OMX_AUDIO_AMRBandModeWB0;
2281        } else if (bps <= 8850) {
2282            return OMX_AUDIO_AMRBandModeWB1;
2283        } else if (bps <= 12650) {
2284            return OMX_AUDIO_AMRBandModeWB2;
2285        } else if (bps <= 14250) {
2286            return OMX_AUDIO_AMRBandModeWB3;
2287        } else if (bps <= 15850) {
2288            return OMX_AUDIO_AMRBandModeWB4;
2289        } else if (bps <= 18250) {
2290            return OMX_AUDIO_AMRBandModeWB5;
2291        } else if (bps <= 19850) {
2292            return OMX_AUDIO_AMRBandModeWB6;
2293        } else if (bps <= 23050) {
2294            return OMX_AUDIO_AMRBandModeWB7;
2295        }
2296
2297        // 23850 bps
2298        return OMX_AUDIO_AMRBandModeWB8;
2299    } else {  // AMRNB
2300        if (bps <= 4750) {
2301            return OMX_AUDIO_AMRBandModeNB0;
2302        } else if (bps <= 5150) {
2303            return OMX_AUDIO_AMRBandModeNB1;
2304        } else if (bps <= 5900) {
2305            return OMX_AUDIO_AMRBandModeNB2;
2306        } else if (bps <= 6700) {
2307            return OMX_AUDIO_AMRBandModeNB3;
2308        } else if (bps <= 7400) {
2309            return OMX_AUDIO_AMRBandModeNB4;
2310        } else if (bps <= 7950) {
2311            return OMX_AUDIO_AMRBandModeNB5;
2312        } else if (bps <= 10200) {
2313            return OMX_AUDIO_AMRBandModeNB6;
2314        }
2315
2316        // 12200 bps
2317        return OMX_AUDIO_AMRBandModeNB7;
2318    }
2319}
2320
2321void OMXCodec::setAMRFormat(bool isWAMR, int32_t bitRate) {
2322    OMX_U32 portIndex = mIsEncoder ? kPortIndexOutput : kPortIndexInput;
2323
2324    OMX_AUDIO_PARAM_AMRTYPE def;
2325    InitOMXParams(&def);
2326    def.nPortIndex = portIndex;
2327
2328    status_t err =
2329        mOMX->getParameter(mNode, OMX_IndexParamAudioAmr, &def, sizeof(def));
2330
2331    CHECK_EQ(err, OK);
2332
2333    def.eAMRFrameFormat = OMX_AUDIO_AMRFrameFormatFSF;
2334
2335    def.eAMRBandMode = pickModeFromBitRate(isWAMR, bitRate);
2336    err = mOMX->setParameter(mNode, OMX_IndexParamAudioAmr, &def, sizeof(def));
2337    CHECK_EQ(err, OK);
2338
2339    ////////////////////////
2340
2341    if (mIsEncoder) {
2342        sp<MetaData> format = mSource->getFormat();
2343        int32_t sampleRate;
2344        int32_t numChannels;
2345        CHECK(format->findInt32(kKeySampleRate, &sampleRate));
2346        CHECK(format->findInt32(kKeyChannelCount, &numChannels));
2347
2348        setRawAudioFormat(kPortIndexInput, sampleRate, numChannels);
2349    }
2350}
2351
2352void OMXCodec::setAACFormat(int32_t numChannels, int32_t sampleRate, int32_t bitRate) {
2353    CHECK(numChannels == 1 || numChannels == 2);
2354    if (mIsEncoder) {
2355        //////////////// input port ////////////////////
2356        setRawAudioFormat(kPortIndexInput, sampleRate, numChannels);
2357
2358        //////////////// output port ////////////////////
2359        // format
2360        OMX_AUDIO_PARAM_PORTFORMATTYPE format;
2361        format.nPortIndex = kPortIndexOutput;
2362        format.nIndex = 0;
2363        status_t err = OMX_ErrorNone;
2364        while (OMX_ErrorNone == err) {
2365            CHECK_EQ(mOMX->getParameter(mNode, OMX_IndexParamAudioPortFormat,
2366                    &format, sizeof(format)), OK);
2367            if (format.eEncoding == OMX_AUDIO_CodingAAC) {
2368                break;
2369            }
2370            format.nIndex++;
2371        }
2372        CHECK_EQ(OK, err);
2373        CHECK_EQ(mOMX->setParameter(mNode, OMX_IndexParamAudioPortFormat,
2374                &format, sizeof(format)), OK);
2375
2376        // port definition
2377        OMX_PARAM_PORTDEFINITIONTYPE def;
2378        InitOMXParams(&def);
2379        def.nPortIndex = kPortIndexOutput;
2380        CHECK_EQ(mOMX->getParameter(mNode, OMX_IndexParamPortDefinition,
2381                &def, sizeof(def)), OK);
2382        def.format.audio.bFlagErrorConcealment = OMX_TRUE;
2383        def.format.audio.eEncoding = OMX_AUDIO_CodingAAC;
2384        CHECK_EQ(mOMX->setParameter(mNode, OMX_IndexParamPortDefinition,
2385                &def, sizeof(def)), OK);
2386
2387        // profile
2388        OMX_AUDIO_PARAM_AACPROFILETYPE profile;
2389        InitOMXParams(&profile);
2390        profile.nPortIndex = kPortIndexOutput;
2391        CHECK_EQ(mOMX->getParameter(mNode, OMX_IndexParamAudioAac,
2392                &profile, sizeof(profile)), OK);
2393        profile.nChannels = numChannels;
2394        profile.eChannelMode = (numChannels == 1?
2395                OMX_AUDIO_ChannelModeMono: OMX_AUDIO_ChannelModeStereo);
2396        profile.nSampleRate = sampleRate;
2397        profile.nBitRate = bitRate;
2398        profile.nAudioBandWidth = 0;
2399        profile.nFrameLength = 0;
2400        profile.nAACtools = OMX_AUDIO_AACToolAll;
2401        profile.nAACERtools = OMX_AUDIO_AACERNone;
2402        profile.eAACProfile = OMX_AUDIO_AACObjectLC;
2403        profile.eAACStreamFormat = OMX_AUDIO_AACStreamFormatMP4FF;
2404        CHECK_EQ(mOMX->setParameter(mNode, OMX_IndexParamAudioAac,
2405                &profile, sizeof(profile)), OK);
2406
2407    } else {
2408        OMX_AUDIO_PARAM_AACPROFILETYPE profile;
2409        InitOMXParams(&profile);
2410        profile.nPortIndex = kPortIndexInput;
2411
2412        status_t err = mOMX->getParameter(
2413                mNode, OMX_IndexParamAudioAac, &profile, sizeof(profile));
2414        CHECK_EQ(err, OK);
2415
2416        profile.nChannels = numChannels;
2417        profile.nSampleRate = sampleRate;
2418        profile.eAACStreamFormat = OMX_AUDIO_AACStreamFormatMP4ADTS;
2419
2420        err = mOMX->setParameter(
2421                mNode, OMX_IndexParamAudioAac, &profile, sizeof(profile));
2422        CHECK_EQ(err, OK);
2423    }
2424}
2425
2426void OMXCodec::setImageOutputFormat(
2427        OMX_COLOR_FORMATTYPE format, OMX_U32 width, OMX_U32 height) {
2428    CODEC_LOGV("setImageOutputFormat(%ld, %ld)", width, height);
2429
2430#if 0
2431    OMX_INDEXTYPE index;
2432    status_t err = mOMX->get_extension_index(
2433            mNode, "OMX.TI.JPEG.decode.Config.OutputColorFormat", &index);
2434    CHECK_EQ(err, OK);
2435
2436    err = mOMX->set_config(mNode, index, &format, sizeof(format));
2437    CHECK_EQ(err, OK);
2438#endif
2439
2440    OMX_PARAM_PORTDEFINITIONTYPE def;
2441    InitOMXParams(&def);
2442    def.nPortIndex = kPortIndexOutput;
2443
2444    status_t err = mOMX->getParameter(
2445            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
2446    CHECK_EQ(err, OK);
2447
2448    CHECK_EQ(def.eDomain, OMX_PortDomainImage);
2449
2450    OMX_IMAGE_PORTDEFINITIONTYPE *imageDef = &def.format.image;
2451
2452    CHECK_EQ(imageDef->eCompressionFormat, OMX_IMAGE_CodingUnused);
2453    imageDef->eColorFormat = format;
2454    imageDef->nFrameWidth = width;
2455    imageDef->nFrameHeight = height;
2456
2457    switch (format) {
2458        case OMX_COLOR_FormatYUV420PackedPlanar:
2459        case OMX_COLOR_FormatYUV411Planar:
2460        {
2461            def.nBufferSize = (width * height * 3) / 2;
2462            break;
2463        }
2464
2465        case OMX_COLOR_FormatCbYCrY:
2466        {
2467            def.nBufferSize = width * height * 2;
2468            break;
2469        }
2470
2471        case OMX_COLOR_Format32bitARGB8888:
2472        {
2473            def.nBufferSize = width * height * 4;
2474            break;
2475        }
2476
2477        case OMX_COLOR_Format16bitARGB4444:
2478        case OMX_COLOR_Format16bitARGB1555:
2479        case OMX_COLOR_Format16bitRGB565:
2480        case OMX_COLOR_Format16bitBGR565:
2481        {
2482            def.nBufferSize = width * height * 2;
2483            break;
2484        }
2485
2486        default:
2487            CHECK(!"Should not be here. Unknown color format.");
2488            break;
2489    }
2490
2491    def.nBufferCountActual = def.nBufferCountMin;
2492
2493    err = mOMX->setParameter(
2494            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
2495    CHECK_EQ(err, OK);
2496}
2497
2498void OMXCodec::setJPEGInputFormat(
2499        OMX_U32 width, OMX_U32 height, OMX_U32 compressedSize) {
2500    OMX_PARAM_PORTDEFINITIONTYPE def;
2501    InitOMXParams(&def);
2502    def.nPortIndex = kPortIndexInput;
2503
2504    status_t err = mOMX->getParameter(
2505            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
2506    CHECK_EQ(err, OK);
2507
2508    CHECK_EQ(def.eDomain, OMX_PortDomainImage);
2509    OMX_IMAGE_PORTDEFINITIONTYPE *imageDef = &def.format.image;
2510
2511    CHECK_EQ(imageDef->eCompressionFormat, OMX_IMAGE_CodingJPEG);
2512    imageDef->nFrameWidth = width;
2513    imageDef->nFrameHeight = height;
2514
2515    def.nBufferSize = compressedSize;
2516    def.nBufferCountActual = def.nBufferCountMin;
2517
2518    err = mOMX->setParameter(
2519            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
2520    CHECK_EQ(err, OK);
2521}
2522
2523void OMXCodec::addCodecSpecificData(const void *data, size_t size) {
2524    CodecSpecificData *specific =
2525        (CodecSpecificData *)malloc(sizeof(CodecSpecificData) + size - 1);
2526
2527    specific->mSize = size;
2528    memcpy(specific->mData, data, size);
2529
2530    mCodecSpecificData.push(specific);
2531}
2532
2533void OMXCodec::clearCodecSpecificData() {
2534    for (size_t i = 0; i < mCodecSpecificData.size(); ++i) {
2535        free(mCodecSpecificData.editItemAt(i));
2536    }
2537    mCodecSpecificData.clear();
2538    mCodecSpecificDataIndex = 0;
2539}
2540
2541status_t OMXCodec::start(MetaData *) {
2542    Mutex::Autolock autoLock(mLock);
2543
2544    if (mState != LOADED) {
2545        return UNKNOWN_ERROR;
2546    }
2547
2548    sp<MetaData> params = new MetaData;
2549    if (mQuirks & kWantsNALFragments) {
2550        params->setInt32(kKeyWantsNALFragments, true);
2551    }
2552    status_t err = mSource->start(params.get());
2553
2554    if (err != OK) {
2555        return err;
2556    }
2557
2558    mCodecSpecificDataIndex = 0;
2559    mInitialBufferSubmit = true;
2560    mSignalledEOS = false;
2561    mNoMoreOutputData = false;
2562    mOutputPortSettingsHaveChanged = false;
2563    mSeekTimeUs = -1;
2564    mFilledBuffers.clear();
2565    mPaused = false;
2566
2567    return init();
2568}
2569
2570status_t OMXCodec::stop() {
2571    CODEC_LOGV("stop mState=%d", mState);
2572
2573    Mutex::Autolock autoLock(mLock);
2574
2575    while (isIntermediateState(mState)) {
2576        mAsyncCompletion.wait(mLock);
2577    }
2578
2579    switch (mState) {
2580        case LOADED:
2581        case ERROR:
2582            break;
2583
2584        case EXECUTING:
2585        {
2586            setState(EXECUTING_TO_IDLE);
2587
2588            if (mQuirks & kRequiresFlushBeforeShutdown) {
2589                CODEC_LOGV("This component requires a flush before transitioning "
2590                     "from EXECUTING to IDLE...");
2591
2592                bool emulateInputFlushCompletion =
2593                    !flushPortAsync(kPortIndexInput);
2594
2595                bool emulateOutputFlushCompletion =
2596                    !flushPortAsync(kPortIndexOutput);
2597
2598                if (emulateInputFlushCompletion) {
2599                    onCmdComplete(OMX_CommandFlush, kPortIndexInput);
2600                }
2601
2602                if (emulateOutputFlushCompletion) {
2603                    onCmdComplete(OMX_CommandFlush, kPortIndexOutput);
2604                }
2605            } else {
2606                mPortStatus[kPortIndexInput] = SHUTTING_DOWN;
2607                mPortStatus[kPortIndexOutput] = SHUTTING_DOWN;
2608
2609                status_t err =
2610                    mOMX->sendCommand(mNode, OMX_CommandStateSet, OMX_StateIdle);
2611                CHECK_EQ(err, OK);
2612            }
2613
2614            while (mState != LOADED && mState != ERROR) {
2615                mAsyncCompletion.wait(mLock);
2616            }
2617
2618            break;
2619        }
2620
2621        default:
2622        {
2623            CHECK(!"should not be here.");
2624            break;
2625        }
2626    }
2627
2628    if (mLeftOverBuffer) {
2629        mLeftOverBuffer->release();
2630        mLeftOverBuffer = NULL;
2631    }
2632
2633    mSource->stop();
2634
2635    CODEC_LOGV("stopped");
2636
2637    return OK;
2638}
2639
2640sp<MetaData> OMXCodec::getFormat() {
2641    Mutex::Autolock autoLock(mLock);
2642
2643    return mOutputFormat;
2644}
2645
2646status_t OMXCodec::read(
2647        MediaBuffer **buffer, const ReadOptions *options) {
2648    *buffer = NULL;
2649
2650    Mutex::Autolock autoLock(mLock);
2651
2652    if (mState != EXECUTING && mState != RECONFIGURING) {
2653        return UNKNOWN_ERROR;
2654    }
2655
2656    bool seeking = false;
2657    int64_t seekTimeUs;
2658    if (options && options->getSeekTo(&seekTimeUs)) {
2659        seeking = true;
2660    }
2661
2662    if (mInitialBufferSubmit) {
2663        mInitialBufferSubmit = false;
2664
2665        if (seeking) {
2666            CHECK(seekTimeUs >= 0);
2667            mSeekTimeUs = seekTimeUs;
2668
2669            // There's no reason to trigger the code below, there's
2670            // nothing to flush yet.
2671            seeking = false;
2672            mPaused = false;
2673        }
2674
2675        drainInputBuffers();
2676
2677        if (mState == EXECUTING) {
2678            // Otherwise mState == RECONFIGURING and this code will trigger
2679            // after the output port is reenabled.
2680            fillOutputBuffers();
2681        }
2682    }
2683
2684    if (seeking) {
2685        CODEC_LOGV("seeking to %lld us (%.2f secs)", seekTimeUs, seekTimeUs / 1E6);
2686
2687        mSignalledEOS = false;
2688
2689        CHECK(seekTimeUs >= 0);
2690        mSeekTimeUs = seekTimeUs;
2691
2692        mFilledBuffers.clear();
2693
2694        CHECK_EQ(mState, EXECUTING);
2695
2696        bool emulateInputFlushCompletion = !flushPortAsync(kPortIndexInput);
2697        bool emulateOutputFlushCompletion = !flushPortAsync(kPortIndexOutput);
2698
2699        if (emulateInputFlushCompletion) {
2700            onCmdComplete(OMX_CommandFlush, kPortIndexInput);
2701        }
2702
2703        if (emulateOutputFlushCompletion) {
2704            onCmdComplete(OMX_CommandFlush, kPortIndexOutput);
2705        }
2706
2707        while (mSeekTimeUs >= 0) {
2708            mBufferFilled.wait(mLock);
2709        }
2710    }
2711
2712    while (mState != ERROR && !mNoMoreOutputData && mFilledBuffers.empty()) {
2713        mBufferFilled.wait(mLock);
2714    }
2715
2716    if (mState == ERROR) {
2717        return UNKNOWN_ERROR;
2718    }
2719
2720    if (mFilledBuffers.empty()) {
2721        return mSignalledEOS ? mFinalStatus : ERROR_END_OF_STREAM;
2722    }
2723
2724    if (mOutputPortSettingsHaveChanged) {
2725        mOutputPortSettingsHaveChanged = false;
2726
2727        return INFO_FORMAT_CHANGED;
2728    }
2729
2730    size_t index = *mFilledBuffers.begin();
2731    mFilledBuffers.erase(mFilledBuffers.begin());
2732
2733    BufferInfo *info = &mPortBuffers[kPortIndexOutput].editItemAt(index);
2734    info->mMediaBuffer->add_ref();
2735    *buffer = info->mMediaBuffer;
2736
2737    return OK;
2738}
2739
2740void OMXCodec::signalBufferReturned(MediaBuffer *buffer) {
2741    Mutex::Autolock autoLock(mLock);
2742
2743    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexOutput];
2744    for (size_t i = 0; i < buffers->size(); ++i) {
2745        BufferInfo *info = &buffers->editItemAt(i);
2746
2747        if (info->mMediaBuffer == buffer) {
2748            CHECK_EQ(mPortStatus[kPortIndexOutput], ENABLED);
2749            fillOutputBuffer(info);
2750            return;
2751        }
2752    }
2753
2754    CHECK(!"should not be here.");
2755}
2756
2757static const char *imageCompressionFormatString(OMX_IMAGE_CODINGTYPE type) {
2758    static const char *kNames[] = {
2759        "OMX_IMAGE_CodingUnused",
2760        "OMX_IMAGE_CodingAutoDetect",
2761        "OMX_IMAGE_CodingJPEG",
2762        "OMX_IMAGE_CodingJPEG2K",
2763        "OMX_IMAGE_CodingEXIF",
2764        "OMX_IMAGE_CodingTIFF",
2765        "OMX_IMAGE_CodingGIF",
2766        "OMX_IMAGE_CodingPNG",
2767        "OMX_IMAGE_CodingLZW",
2768        "OMX_IMAGE_CodingBMP",
2769    };
2770
2771    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
2772
2773    if (type < 0 || (size_t)type >= numNames) {
2774        return "UNKNOWN";
2775    } else {
2776        return kNames[type];
2777    }
2778}
2779
2780static const char *colorFormatString(OMX_COLOR_FORMATTYPE type) {
2781    static const char *kNames[] = {
2782        "OMX_COLOR_FormatUnused",
2783        "OMX_COLOR_FormatMonochrome",
2784        "OMX_COLOR_Format8bitRGB332",
2785        "OMX_COLOR_Format12bitRGB444",
2786        "OMX_COLOR_Format16bitARGB4444",
2787        "OMX_COLOR_Format16bitARGB1555",
2788        "OMX_COLOR_Format16bitRGB565",
2789        "OMX_COLOR_Format16bitBGR565",
2790        "OMX_COLOR_Format18bitRGB666",
2791        "OMX_COLOR_Format18bitARGB1665",
2792        "OMX_COLOR_Format19bitARGB1666",
2793        "OMX_COLOR_Format24bitRGB888",
2794        "OMX_COLOR_Format24bitBGR888",
2795        "OMX_COLOR_Format24bitARGB1887",
2796        "OMX_COLOR_Format25bitARGB1888",
2797        "OMX_COLOR_Format32bitBGRA8888",
2798        "OMX_COLOR_Format32bitARGB8888",
2799        "OMX_COLOR_FormatYUV411Planar",
2800        "OMX_COLOR_FormatYUV411PackedPlanar",
2801        "OMX_COLOR_FormatYUV420Planar",
2802        "OMX_COLOR_FormatYUV420PackedPlanar",
2803        "OMX_COLOR_FormatYUV420SemiPlanar",
2804        "OMX_COLOR_FormatYUV422Planar",
2805        "OMX_COLOR_FormatYUV422PackedPlanar",
2806        "OMX_COLOR_FormatYUV422SemiPlanar",
2807        "OMX_COLOR_FormatYCbYCr",
2808        "OMX_COLOR_FormatYCrYCb",
2809        "OMX_COLOR_FormatCbYCrY",
2810        "OMX_COLOR_FormatCrYCbY",
2811        "OMX_COLOR_FormatYUV444Interleaved",
2812        "OMX_COLOR_FormatRawBayer8bit",
2813        "OMX_COLOR_FormatRawBayer10bit",
2814        "OMX_COLOR_FormatRawBayer8bitcompressed",
2815        "OMX_COLOR_FormatL2",
2816        "OMX_COLOR_FormatL4",
2817        "OMX_COLOR_FormatL8",
2818        "OMX_COLOR_FormatL16",
2819        "OMX_COLOR_FormatL24",
2820        "OMX_COLOR_FormatL32",
2821        "OMX_COLOR_FormatYUV420PackedSemiPlanar",
2822        "OMX_COLOR_FormatYUV422PackedSemiPlanar",
2823        "OMX_COLOR_Format18BitBGR666",
2824        "OMX_COLOR_Format24BitARGB6666",
2825        "OMX_COLOR_Format24BitABGR6666",
2826    };
2827
2828    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
2829
2830    if (type == OMX_QCOM_COLOR_FormatYVU420SemiPlanar) {
2831        return "OMX_QCOM_COLOR_FormatYVU420SemiPlanar";
2832    } else if (type < 0 || (size_t)type >= numNames) {
2833        return "UNKNOWN";
2834    } else {
2835        return kNames[type];
2836    }
2837}
2838
2839static const char *videoCompressionFormatString(OMX_VIDEO_CODINGTYPE type) {
2840    static const char *kNames[] = {
2841        "OMX_VIDEO_CodingUnused",
2842        "OMX_VIDEO_CodingAutoDetect",
2843        "OMX_VIDEO_CodingMPEG2",
2844        "OMX_VIDEO_CodingH263",
2845        "OMX_VIDEO_CodingMPEG4",
2846        "OMX_VIDEO_CodingWMV",
2847        "OMX_VIDEO_CodingRV",
2848        "OMX_VIDEO_CodingAVC",
2849        "OMX_VIDEO_CodingMJPEG",
2850    };
2851
2852    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
2853
2854    if (type < 0 || (size_t)type >= numNames) {
2855        return "UNKNOWN";
2856    } else {
2857        return kNames[type];
2858    }
2859}
2860
2861static const char *audioCodingTypeString(OMX_AUDIO_CODINGTYPE type) {
2862    static const char *kNames[] = {
2863        "OMX_AUDIO_CodingUnused",
2864        "OMX_AUDIO_CodingAutoDetect",
2865        "OMX_AUDIO_CodingPCM",
2866        "OMX_AUDIO_CodingADPCM",
2867        "OMX_AUDIO_CodingAMR",
2868        "OMX_AUDIO_CodingGSMFR",
2869        "OMX_AUDIO_CodingGSMEFR",
2870        "OMX_AUDIO_CodingGSMHR",
2871        "OMX_AUDIO_CodingPDCFR",
2872        "OMX_AUDIO_CodingPDCEFR",
2873        "OMX_AUDIO_CodingPDCHR",
2874        "OMX_AUDIO_CodingTDMAFR",
2875        "OMX_AUDIO_CodingTDMAEFR",
2876        "OMX_AUDIO_CodingQCELP8",
2877        "OMX_AUDIO_CodingQCELP13",
2878        "OMX_AUDIO_CodingEVRC",
2879        "OMX_AUDIO_CodingSMV",
2880        "OMX_AUDIO_CodingG711",
2881        "OMX_AUDIO_CodingG723",
2882        "OMX_AUDIO_CodingG726",
2883        "OMX_AUDIO_CodingG729",
2884        "OMX_AUDIO_CodingAAC",
2885        "OMX_AUDIO_CodingMP3",
2886        "OMX_AUDIO_CodingSBC",
2887        "OMX_AUDIO_CodingVORBIS",
2888        "OMX_AUDIO_CodingWMA",
2889        "OMX_AUDIO_CodingRA",
2890        "OMX_AUDIO_CodingMIDI",
2891    };
2892
2893    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
2894
2895    if (type < 0 || (size_t)type >= numNames) {
2896        return "UNKNOWN";
2897    } else {
2898        return kNames[type];
2899    }
2900}
2901
2902static const char *audioPCMModeString(OMX_AUDIO_PCMMODETYPE type) {
2903    static const char *kNames[] = {
2904        "OMX_AUDIO_PCMModeLinear",
2905        "OMX_AUDIO_PCMModeALaw",
2906        "OMX_AUDIO_PCMModeMULaw",
2907    };
2908
2909    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
2910
2911    if (type < 0 || (size_t)type >= numNames) {
2912        return "UNKNOWN";
2913    } else {
2914        return kNames[type];
2915    }
2916}
2917
2918static const char *amrBandModeString(OMX_AUDIO_AMRBANDMODETYPE type) {
2919    static const char *kNames[] = {
2920        "OMX_AUDIO_AMRBandModeUnused",
2921        "OMX_AUDIO_AMRBandModeNB0",
2922        "OMX_AUDIO_AMRBandModeNB1",
2923        "OMX_AUDIO_AMRBandModeNB2",
2924        "OMX_AUDIO_AMRBandModeNB3",
2925        "OMX_AUDIO_AMRBandModeNB4",
2926        "OMX_AUDIO_AMRBandModeNB5",
2927        "OMX_AUDIO_AMRBandModeNB6",
2928        "OMX_AUDIO_AMRBandModeNB7",
2929        "OMX_AUDIO_AMRBandModeWB0",
2930        "OMX_AUDIO_AMRBandModeWB1",
2931        "OMX_AUDIO_AMRBandModeWB2",
2932        "OMX_AUDIO_AMRBandModeWB3",
2933        "OMX_AUDIO_AMRBandModeWB4",
2934        "OMX_AUDIO_AMRBandModeWB5",
2935        "OMX_AUDIO_AMRBandModeWB6",
2936        "OMX_AUDIO_AMRBandModeWB7",
2937        "OMX_AUDIO_AMRBandModeWB8",
2938    };
2939
2940    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
2941
2942    if (type < 0 || (size_t)type >= numNames) {
2943        return "UNKNOWN";
2944    } else {
2945        return kNames[type];
2946    }
2947}
2948
2949static const char *amrFrameFormatString(OMX_AUDIO_AMRFRAMEFORMATTYPE type) {
2950    static const char *kNames[] = {
2951        "OMX_AUDIO_AMRFrameFormatConformance",
2952        "OMX_AUDIO_AMRFrameFormatIF1",
2953        "OMX_AUDIO_AMRFrameFormatIF2",
2954        "OMX_AUDIO_AMRFrameFormatFSF",
2955        "OMX_AUDIO_AMRFrameFormatRTPPayload",
2956        "OMX_AUDIO_AMRFrameFormatITU",
2957    };
2958
2959    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
2960
2961    if (type < 0 || (size_t)type >= numNames) {
2962        return "UNKNOWN";
2963    } else {
2964        return kNames[type];
2965    }
2966}
2967
2968void OMXCodec::dumpPortStatus(OMX_U32 portIndex) {
2969    OMX_PARAM_PORTDEFINITIONTYPE def;
2970    InitOMXParams(&def);
2971    def.nPortIndex = portIndex;
2972
2973    status_t err = mOMX->getParameter(
2974            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
2975    CHECK_EQ(err, OK);
2976
2977    printf("%s Port = {\n", portIndex == kPortIndexInput ? "Input" : "Output");
2978
2979    CHECK((portIndex == kPortIndexInput && def.eDir == OMX_DirInput)
2980          || (portIndex == kPortIndexOutput && def.eDir == OMX_DirOutput));
2981
2982    printf("  nBufferCountActual = %ld\n", def.nBufferCountActual);
2983    printf("  nBufferCountMin = %ld\n", def.nBufferCountMin);
2984    printf("  nBufferSize = %ld\n", def.nBufferSize);
2985
2986    switch (def.eDomain) {
2987        case OMX_PortDomainImage:
2988        {
2989            const OMX_IMAGE_PORTDEFINITIONTYPE *imageDef = &def.format.image;
2990
2991            printf("\n");
2992            printf("  // Image\n");
2993            printf("  nFrameWidth = %ld\n", imageDef->nFrameWidth);
2994            printf("  nFrameHeight = %ld\n", imageDef->nFrameHeight);
2995            printf("  nStride = %ld\n", imageDef->nStride);
2996
2997            printf("  eCompressionFormat = %s\n",
2998                   imageCompressionFormatString(imageDef->eCompressionFormat));
2999
3000            printf("  eColorFormat = %s\n",
3001                   colorFormatString(imageDef->eColorFormat));
3002
3003            break;
3004        }
3005
3006        case OMX_PortDomainVideo:
3007        {
3008            OMX_VIDEO_PORTDEFINITIONTYPE *videoDef = &def.format.video;
3009
3010            printf("\n");
3011            printf("  // Video\n");
3012            printf("  nFrameWidth = %ld\n", videoDef->nFrameWidth);
3013            printf("  nFrameHeight = %ld\n", videoDef->nFrameHeight);
3014            printf("  nStride = %ld\n", videoDef->nStride);
3015
3016            printf("  eCompressionFormat = %s\n",
3017                   videoCompressionFormatString(videoDef->eCompressionFormat));
3018
3019            printf("  eColorFormat = %s\n",
3020                   colorFormatString(videoDef->eColorFormat));
3021
3022            break;
3023        }
3024
3025        case OMX_PortDomainAudio:
3026        {
3027            OMX_AUDIO_PORTDEFINITIONTYPE *audioDef = &def.format.audio;
3028
3029            printf("\n");
3030            printf("  // Audio\n");
3031            printf("  eEncoding = %s\n",
3032                   audioCodingTypeString(audioDef->eEncoding));
3033
3034            if (audioDef->eEncoding == OMX_AUDIO_CodingPCM) {
3035                OMX_AUDIO_PARAM_PCMMODETYPE params;
3036                InitOMXParams(&params);
3037                params.nPortIndex = portIndex;
3038
3039                err = mOMX->getParameter(
3040                        mNode, OMX_IndexParamAudioPcm, &params, sizeof(params));
3041                CHECK_EQ(err, OK);
3042
3043                printf("  nSamplingRate = %ld\n", params.nSamplingRate);
3044                printf("  nChannels = %ld\n", params.nChannels);
3045                printf("  bInterleaved = %d\n", params.bInterleaved);
3046                printf("  nBitPerSample = %ld\n", params.nBitPerSample);
3047
3048                printf("  eNumData = %s\n",
3049                       params.eNumData == OMX_NumericalDataSigned
3050                        ? "signed" : "unsigned");
3051
3052                printf("  ePCMMode = %s\n", audioPCMModeString(params.ePCMMode));
3053            } else if (audioDef->eEncoding == OMX_AUDIO_CodingAMR) {
3054                OMX_AUDIO_PARAM_AMRTYPE amr;
3055                InitOMXParams(&amr);
3056                amr.nPortIndex = portIndex;
3057
3058                err = mOMX->getParameter(
3059                        mNode, OMX_IndexParamAudioAmr, &amr, sizeof(amr));
3060                CHECK_EQ(err, OK);
3061
3062                printf("  nChannels = %ld\n", amr.nChannels);
3063                printf("  eAMRBandMode = %s\n",
3064                        amrBandModeString(amr.eAMRBandMode));
3065                printf("  eAMRFrameFormat = %s\n",
3066                        amrFrameFormatString(amr.eAMRFrameFormat));
3067            }
3068
3069            break;
3070        }
3071
3072        default:
3073        {
3074            printf("  // Unknown\n");
3075            break;
3076        }
3077    }
3078
3079    printf("}\n");
3080}
3081
3082void OMXCodec::initOutputFormat(const sp<MetaData> &inputFormat) {
3083    mOutputFormat = new MetaData;
3084    mOutputFormat->setCString(kKeyDecoderComponent, mComponentName);
3085
3086    OMX_PARAM_PORTDEFINITIONTYPE def;
3087    InitOMXParams(&def);
3088    def.nPortIndex = kPortIndexOutput;
3089
3090    status_t err = mOMX->getParameter(
3091            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
3092    CHECK_EQ(err, OK);
3093
3094    switch (def.eDomain) {
3095        case OMX_PortDomainImage:
3096        {
3097            OMX_IMAGE_PORTDEFINITIONTYPE *imageDef = &def.format.image;
3098            CHECK_EQ(imageDef->eCompressionFormat, OMX_IMAGE_CodingUnused);
3099
3100            mOutputFormat->setCString(kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_RAW);
3101            mOutputFormat->setInt32(kKeyColorFormat, imageDef->eColorFormat);
3102            mOutputFormat->setInt32(kKeyWidth, imageDef->nFrameWidth);
3103            mOutputFormat->setInt32(kKeyHeight, imageDef->nFrameHeight);
3104            break;
3105        }
3106
3107        case OMX_PortDomainAudio:
3108        {
3109            OMX_AUDIO_PORTDEFINITIONTYPE *audio_def = &def.format.audio;
3110
3111            if (audio_def->eEncoding == OMX_AUDIO_CodingPCM) {
3112                OMX_AUDIO_PARAM_PCMMODETYPE params;
3113                InitOMXParams(&params);
3114                params.nPortIndex = kPortIndexOutput;
3115
3116                err = mOMX->getParameter(
3117                        mNode, OMX_IndexParamAudioPcm, &params, sizeof(params));
3118                CHECK_EQ(err, OK);
3119
3120                CHECK_EQ(params.eNumData, OMX_NumericalDataSigned);
3121                CHECK_EQ(params.nBitPerSample, 16);
3122                CHECK_EQ(params.ePCMMode, OMX_AUDIO_PCMModeLinear);
3123
3124                int32_t numChannels, sampleRate;
3125                inputFormat->findInt32(kKeyChannelCount, &numChannels);
3126                inputFormat->findInt32(kKeySampleRate, &sampleRate);
3127
3128                if ((OMX_U32)numChannels != params.nChannels) {
3129                    LOGW("Codec outputs a different number of channels than "
3130                         "the input stream contains (contains %d channels, "
3131                         "codec outputs %ld channels).",
3132                         numChannels, params.nChannels);
3133                }
3134
3135                mOutputFormat->setCString(
3136                        kKeyMIMEType, MEDIA_MIMETYPE_AUDIO_RAW);
3137
3138                // Use the codec-advertised number of channels, as some
3139                // codecs appear to output stereo even if the input data is
3140                // mono. If we know the codec lies about this information,
3141                // use the actual number of channels instead.
3142                mOutputFormat->setInt32(
3143                        kKeyChannelCount,
3144                        (mQuirks & kDecoderLiesAboutNumberOfChannels)
3145                            ? numChannels : params.nChannels);
3146
3147                // The codec-reported sampleRate is not reliable...
3148                mOutputFormat->setInt32(kKeySampleRate, sampleRate);
3149            } else if (audio_def->eEncoding == OMX_AUDIO_CodingAMR) {
3150                OMX_AUDIO_PARAM_AMRTYPE amr;
3151                InitOMXParams(&amr);
3152                amr.nPortIndex = kPortIndexOutput;
3153
3154                err = mOMX->getParameter(
3155                        mNode, OMX_IndexParamAudioAmr, &amr, sizeof(amr));
3156                CHECK_EQ(err, OK);
3157
3158                CHECK_EQ(amr.nChannels, 1);
3159                mOutputFormat->setInt32(kKeyChannelCount, 1);
3160
3161                if (amr.eAMRBandMode >= OMX_AUDIO_AMRBandModeNB0
3162                    && amr.eAMRBandMode <= OMX_AUDIO_AMRBandModeNB7) {
3163                    mOutputFormat->setCString(
3164                            kKeyMIMEType, MEDIA_MIMETYPE_AUDIO_AMR_NB);
3165                    mOutputFormat->setInt32(kKeySampleRate, 8000);
3166                } else if (amr.eAMRBandMode >= OMX_AUDIO_AMRBandModeWB0
3167                            && amr.eAMRBandMode <= OMX_AUDIO_AMRBandModeWB8) {
3168                    mOutputFormat->setCString(
3169                            kKeyMIMEType, MEDIA_MIMETYPE_AUDIO_AMR_WB);
3170                    mOutputFormat->setInt32(kKeySampleRate, 16000);
3171                } else {
3172                    CHECK(!"Unknown AMR band mode.");
3173                }
3174            } else if (audio_def->eEncoding == OMX_AUDIO_CodingAAC) {
3175                mOutputFormat->setCString(
3176                        kKeyMIMEType, MEDIA_MIMETYPE_AUDIO_AAC);
3177                int32_t numChannels, sampleRate, bitRate;
3178                inputFormat->findInt32(kKeyChannelCount, &numChannels);
3179                inputFormat->findInt32(kKeySampleRate, &sampleRate);
3180                inputFormat->findInt32(kKeyBitRate, &bitRate);
3181                mOutputFormat->setInt32(kKeyChannelCount, numChannels);
3182                mOutputFormat->setInt32(kKeySampleRate, sampleRate);
3183                mOutputFormat->setInt32(kKeyBitRate, bitRate);
3184            } else {
3185                CHECK(!"Should not be here. Unknown audio encoding.");
3186            }
3187            break;
3188        }
3189
3190        case OMX_PortDomainVideo:
3191        {
3192            OMX_VIDEO_PORTDEFINITIONTYPE *video_def = &def.format.video;
3193
3194            if (video_def->eCompressionFormat == OMX_VIDEO_CodingUnused) {
3195                mOutputFormat->setCString(
3196                        kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_RAW);
3197            } else if (video_def->eCompressionFormat == OMX_VIDEO_CodingMPEG4) {
3198                mOutputFormat->setCString(
3199                        kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_MPEG4);
3200            } else if (video_def->eCompressionFormat == OMX_VIDEO_CodingH263) {
3201                mOutputFormat->setCString(
3202                        kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_H263);
3203            } else if (video_def->eCompressionFormat == OMX_VIDEO_CodingAVC) {
3204                mOutputFormat->setCString(
3205                        kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_AVC);
3206            } else {
3207                CHECK(!"Unknown compression format.");
3208            }
3209
3210            if (!strcmp(mComponentName, "OMX.PV.avcdec")) {
3211                // This component appears to be lying to me.
3212                mOutputFormat->setInt32(
3213                        kKeyWidth, (video_def->nFrameWidth + 15) & -16);
3214                mOutputFormat->setInt32(
3215                        kKeyHeight, (video_def->nFrameHeight + 15) & -16);
3216            } else {
3217                mOutputFormat->setInt32(kKeyWidth, video_def->nFrameWidth);
3218                mOutputFormat->setInt32(kKeyHeight, video_def->nFrameHeight);
3219            }
3220
3221            mOutputFormat->setInt32(kKeyColorFormat, video_def->eColorFormat);
3222            break;
3223        }
3224
3225        default:
3226        {
3227            CHECK(!"should not be here, neither audio nor video.");
3228            break;
3229        }
3230    }
3231}
3232
3233status_t OMXCodec::pause() {
3234    Mutex::Autolock autoLock(mLock);
3235
3236    mPaused = true;
3237
3238    return OK;
3239}
3240
3241////////////////////////////////////////////////////////////////////////////////
3242
3243status_t QueryCodecs(
3244        const sp<IOMX> &omx,
3245        const char *mime, bool queryDecoders,
3246        Vector<CodecCapabilities> *results) {
3247    results->clear();
3248
3249    for (int index = 0;; ++index) {
3250        const char *componentName;
3251
3252        if (!queryDecoders) {
3253            componentName = GetCodec(
3254                    kEncoderInfo, sizeof(kEncoderInfo) / sizeof(kEncoderInfo[0]),
3255                    mime, index);
3256        } else {
3257            componentName = GetCodec(
3258                    kDecoderInfo, sizeof(kDecoderInfo) / sizeof(kDecoderInfo[0]),
3259                    mime, index);
3260        }
3261
3262        if (!componentName) {
3263            return OK;
3264        }
3265
3266        if (strncmp(componentName, "OMX.", 4)) {
3267            // Not an OpenMax component but a software codec.
3268
3269            results->push();
3270            CodecCapabilities *caps = &results->editItemAt(results->size() - 1);
3271            caps->mComponentName = componentName;
3272
3273            continue;
3274        }
3275
3276        sp<OMXCodecObserver> observer = new OMXCodecObserver;
3277        IOMX::node_id node;
3278        status_t err = omx->allocateNode(componentName, observer, &node);
3279
3280        if (err != OK) {
3281            continue;
3282        }
3283
3284        OMXCodec::setComponentRole(omx, node, !queryDecoders, mime);
3285
3286        results->push();
3287        CodecCapabilities *caps = &results->editItemAt(results->size() - 1);
3288        caps->mComponentName = componentName;
3289
3290        OMX_VIDEO_PARAM_PROFILELEVELTYPE param;
3291        InitOMXParams(&param);
3292
3293        param.nPortIndex = queryDecoders ? 0 : 1;
3294
3295        for (param.nProfileIndex = 0;; ++param.nProfileIndex) {
3296            err = omx->getParameter(
3297                    node, OMX_IndexParamVideoProfileLevelQuerySupported,
3298                    &param, sizeof(param));
3299
3300            if (err != OK) {
3301                break;
3302            }
3303
3304            CodecProfileLevel profileLevel;
3305            profileLevel.mProfile = param.eProfile;
3306            profileLevel.mLevel = param.eLevel;
3307
3308            caps->mProfileLevels.push(profileLevel);
3309        }
3310
3311        CHECK_EQ(omx->freeNode(node), OK);
3312    }
3313}
3314
3315}  // namespace android
3316