OMXCodec.cpp revision ae1f0036bd9cc52353fb3a8ad4556792e1e8047a 
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.7x30.video.decoder.mpeg4" },
153    { MEDIA_MIMETYPE_VIDEO_MPEG4, "OMX.qcom.video.decoder.mpeg4" },
154    { MEDIA_MIMETYPE_VIDEO_MPEG4, "OMX.TI.Video.Decoder" },
155    { MEDIA_MIMETYPE_VIDEO_MPEG4, "M4vH263Decoder" },
156//    { MEDIA_MIMETYPE_VIDEO_MPEG4, "OMX.PV.mpeg4dec" },
157    { MEDIA_MIMETYPE_VIDEO_H263, "OMX.qcom.7x30.video.decoder.h263" },
158    { MEDIA_MIMETYPE_VIDEO_H263, "OMX.qcom.video.decoder.h263" },
159    { MEDIA_MIMETYPE_VIDEO_H263, "M4vH263Decoder" },
160//    { MEDIA_MIMETYPE_VIDEO_H263, "OMX.PV.h263dec" },
161    { MEDIA_MIMETYPE_VIDEO_AVC, "OMX.qcom.7x30.video.decoder.avc" },
162    { MEDIA_MIMETYPE_VIDEO_AVC, "OMX.qcom.video.decoder.avc" },
163    { MEDIA_MIMETYPE_VIDEO_AVC, "OMX.TI.Video.Decoder" },
164    { MEDIA_MIMETYPE_VIDEO_AVC, "AVCDecoder" },
165//    { MEDIA_MIMETYPE_VIDEO_AVC, "OMX.PV.avcdec" },
166    { MEDIA_MIMETYPE_AUDIO_VORBIS, "VorbisDecoder" },
167    { MEDIA_MIMETYPE_VIDEO_VPX, "VPXDecoder" },
168};
169
170static const CodecInfo kEncoderInfo[] = {
171    { MEDIA_MIMETYPE_AUDIO_AMR_NB, "OMX.TI.AMR.encode" },
172    { MEDIA_MIMETYPE_AUDIO_AMR_NB, "AMRNBEncoder" },
173    { MEDIA_MIMETYPE_AUDIO_AMR_WB, "OMX.TI.WBAMR.encode" },
174    { MEDIA_MIMETYPE_AUDIO_AMR_WB, "AMRWBEncoder" },
175    { MEDIA_MIMETYPE_AUDIO_AAC, "OMX.TI.AAC.encode" },
176    { MEDIA_MIMETYPE_AUDIO_AAC, "AACEncoder" },
177//    { MEDIA_MIMETYPE_AUDIO_AAC, "OMX.PV.aacenc" },
178    { MEDIA_MIMETYPE_VIDEO_MPEG4, "OMX.qcom.7x30.video.encoder.mpeg4" },
179    { MEDIA_MIMETYPE_VIDEO_MPEG4, "OMX.qcom.video.encoder.mpeg4" },
180    { MEDIA_MIMETYPE_VIDEO_MPEG4, "OMX.TI.Video.encoder" },
181//    { MEDIA_MIMETYPE_VIDEO_MPEG4, "OMX.PV.mpeg4enc" },
182    { MEDIA_MIMETYPE_VIDEO_H263, "OMX.qcom.7x30.video.encoder.h263" },
183    { MEDIA_MIMETYPE_VIDEO_H263, "OMX.qcom.video.encoder.h263" },
184    { MEDIA_MIMETYPE_VIDEO_H263, "OMX.TI.Video.encoder" },
185//    { MEDIA_MIMETYPE_VIDEO_H263, "OMX.PV.h263enc" },
186    { MEDIA_MIMETYPE_VIDEO_AVC, "OMX.qcom.7x30.video.encoder.avc" },
187    { MEDIA_MIMETYPE_VIDEO_AVC, "OMX.qcom.video.encoder.avc" },
188    { MEDIA_MIMETYPE_VIDEO_AVC, "OMX.TI.Video.encoder" },
189//    { MEDIA_MIMETYPE_VIDEO_AVC, "OMX.PV.avcenc" },
190};
191
192#undef OPTIONAL
193
194#define CODEC_LOGI(x, ...) LOGI("[%s] "x, mComponentName, ##__VA_ARGS__)
195#define CODEC_LOGV(x, ...) LOGV("[%s] "x, mComponentName, ##__VA_ARGS__)
196#define CODEC_LOGE(x, ...) LOGE("[%s] "x, mComponentName, ##__VA_ARGS__)
197
198struct OMXCodecObserver : public BnOMXObserver {
199    OMXCodecObserver() {
200    }
201
202    void setCodec(const sp<OMXCodec> &target) {
203        mTarget = target;
204    }
205
206    // from IOMXObserver
207    virtual void onMessage(const omx_message &msg) {
208        sp<OMXCodec> codec = mTarget.promote();
209
210        if (codec.get() != NULL) {
211            codec->on_message(msg);
212        }
213    }
214
215protected:
216    virtual ~OMXCodecObserver() {}
217
218private:
219    wp<OMXCodec> mTarget;
220
221    OMXCodecObserver(const OMXCodecObserver &);
222    OMXCodecObserver &operator=(const OMXCodecObserver &);
223};
224
225static const char *GetCodec(const CodecInfo *info, size_t numInfos,
226                            const char *mime, int index) {
227    CHECK(index >= 0);
228    for(size_t i = 0; i < numInfos; ++i) {
229        if (!strcasecmp(mime, info[i].mime)) {
230            if (index == 0) {
231                return info[i].codec;
232            }
233
234            --index;
235        }
236    }
237
238    return NULL;
239}
240
241enum {
242    kAVCProfileBaseline      = 0x42,
243    kAVCProfileMain          = 0x4d,
244    kAVCProfileExtended      = 0x58,
245    kAVCProfileHigh          = 0x64,
246    kAVCProfileHigh10        = 0x6e,
247    kAVCProfileHigh422       = 0x7a,
248    kAVCProfileHigh444       = 0xf4,
249    kAVCProfileCAVLC444Intra = 0x2c
250};
251
252static const char *AVCProfileToString(uint8_t profile) {
253    switch (profile) {
254        case kAVCProfileBaseline:
255            return "Baseline";
256        case kAVCProfileMain:
257            return "Main";
258        case kAVCProfileExtended:
259            return "Extended";
260        case kAVCProfileHigh:
261            return "High";
262        case kAVCProfileHigh10:
263            return "High 10";
264        case kAVCProfileHigh422:
265            return "High 422";
266        case kAVCProfileHigh444:
267            return "High 444";
268        case kAVCProfileCAVLC444Intra:
269            return "CAVLC 444 Intra";
270        default:   return "Unknown";
271    }
272}
273
274template<class T>
275static void InitOMXParams(T *params) {
276    params->nSize = sizeof(T);
277    params->nVersion.s.nVersionMajor = 1;
278    params->nVersion.s.nVersionMinor = 0;
279    params->nVersion.s.nRevision = 0;
280    params->nVersion.s.nStep = 0;
281}
282
283static bool IsSoftwareCodec(const char *componentName) {
284    if (!strncmp("OMX.PV.", componentName, 7)) {
285        return true;
286    }
287
288    return false;
289}
290
291// A sort order in which non-OMX components are first,
292// followed by software codecs, i.e. OMX.PV.*, followed
293// by all the others.
294static int CompareSoftwareCodecsFirst(
295        const String8 *elem1, const String8 *elem2) {
296    bool isNotOMX1 = strncmp(elem1->string(), "OMX.", 4);
297    bool isNotOMX2 = strncmp(elem2->string(), "OMX.", 4);
298
299    if (isNotOMX1) {
300        if (isNotOMX2) { return 0; }
301        return -1;
302    }
303    if (isNotOMX2) {
304        return 1;
305    }
306
307    bool isSoftwareCodec1 = IsSoftwareCodec(elem1->string());
308    bool isSoftwareCodec2 = IsSoftwareCodec(elem2->string());
309
310    if (isSoftwareCodec1) {
311        if (isSoftwareCodec2) { return 0; }
312        return -1;
313    }
314
315    if (isSoftwareCodec2) {
316        return 1;
317    }
318
319    return 0;
320}
321
322// static
323uint32_t OMXCodec::getComponentQuirks(const char *componentName) {
324    uint32_t quirks = 0;
325
326    if (!strcmp(componentName, "OMX.PV.avcdec")) {
327        quirks |= kWantsNALFragments;
328    }
329    if (!strcmp(componentName, "OMX.TI.MP3.decode")) {
330        quirks |= kNeedsFlushBeforeDisable;
331        quirks |= kDecoderLiesAboutNumberOfChannels;
332    }
333    if (!strcmp(componentName, "OMX.TI.AAC.decode")) {
334        quirks |= kNeedsFlushBeforeDisable;
335        quirks |= kRequiresFlushCompleteEmulation;
336        quirks |= kSupportsMultipleFramesPerInputBuffer;
337    }
338    if (!strncmp(componentName, "OMX.qcom.video.encoder.", 23)) {
339        quirks |= kRequiresLoadedToIdleAfterAllocation;
340        quirks |= kRequiresAllocateBufferOnInputPorts;
341        quirks |= kRequiresAllocateBufferOnOutputPorts;
342    }
343    if (!strncmp(componentName, "OMX.qcom.7x30.video.encoder.", 28)) {
344    }
345    if (!strncmp(componentName, "OMX.qcom.video.decoder.", 23)) {
346        quirks |= kRequiresAllocateBufferOnOutputPorts;
347        quirks |= kDefersOutputBufferAllocation;
348    }
349    if (!strncmp(componentName, "OMX.qcom.7x30.video.decoder.", 28)) {
350        quirks |= kRequiresAllocateBufferOnInputPorts;
351        quirks |= kRequiresAllocateBufferOnOutputPorts;
352        quirks |= kDefersOutputBufferAllocation;
353    }
354
355    if (!strncmp(componentName, "OMX.TI.", 7)) {
356        // Apparently I must not use OMX_UseBuffer on either input or
357        // output ports on any of the TI components or quote:
358        // "(I) may have unexpected problem (sic) which can be timing related
359        //  and hard to reproduce."
360
361        quirks |= kRequiresAllocateBufferOnInputPorts;
362        quirks |= kRequiresAllocateBufferOnOutputPorts;
363        if (!strncmp(componentName, "OMX.TI.Video.encoder", 20)) {
364            quirks |= kAvoidMemcopyInputRecordingFrames;
365        }
366    }
367
368    if (!strcmp(componentName, "OMX.TI.Video.Decoder")) {
369        quirks |= kInputBufferSizesAreBogus;
370    }
371
372    return quirks;
373}
374
375// static
376void OMXCodec::findMatchingCodecs(
377        const char *mime,
378        bool createEncoder, const char *matchComponentName,
379        uint32_t flags,
380        Vector<String8> *matchingCodecs) {
381    matchingCodecs->clear();
382
383    for (int index = 0;; ++index) {
384        const char *componentName;
385
386        if (createEncoder) {
387            componentName = GetCodec(
388                    kEncoderInfo,
389                    sizeof(kEncoderInfo) / sizeof(kEncoderInfo[0]),
390                    mime, index);
391        } else {
392            componentName = GetCodec(
393                    kDecoderInfo,
394                    sizeof(kDecoderInfo) / sizeof(kDecoderInfo[0]),
395                    mime, index);
396        }
397
398        if (!componentName) {
399            break;
400        }
401
402        // If a specific codec is requested, skip the non-matching ones.
403        if (matchComponentName && strcmp(componentName, matchComponentName)) {
404            continue;
405        }
406
407        matchingCodecs->push(String8(componentName));
408    }
409
410    if (flags & kPreferSoftwareCodecs) {
411        matchingCodecs->sort(CompareSoftwareCodecsFirst);
412    }
413}
414
415// static
416sp<MediaSource> OMXCodec::Create(
417        const sp<IOMX> &omx,
418        const sp<MetaData> &meta, bool createEncoder,
419        const sp<MediaSource> &source,
420        const char *matchComponentName,
421        uint32_t flags) {
422    const char *mime;
423    bool success = meta->findCString(kKeyMIMEType, &mime);
424    CHECK(success);
425
426    Vector<String8> matchingCodecs;
427    findMatchingCodecs(
428            mime, createEncoder, matchComponentName, flags, &matchingCodecs);
429
430    if (matchingCodecs.isEmpty()) {
431        return NULL;
432    }
433
434    sp<OMXCodecObserver> observer = new OMXCodecObserver;
435    IOMX::node_id node = 0;
436
437    const char *componentName;
438    for (size_t i = 0; i < matchingCodecs.size(); ++i) {
439        componentName = matchingCodecs[i].string();
440
441        sp<MediaSource> softwareCodec = createEncoder?
442            InstantiateSoftwareEncoder(componentName, source, meta):
443            InstantiateSoftwareCodec(componentName, source);
444
445        if (softwareCodec != NULL) {
446            LOGV("Successfully allocated software codec '%s'", componentName);
447
448            return softwareCodec;
449        }
450
451        LOGV("Attempting to allocate OMX node '%s'", componentName);
452
453        status_t err = omx->allocateNode(componentName, observer, &node);
454        if (err == OK) {
455            LOGV("Successfully allocated OMX node '%s'", componentName);
456
457            sp<OMXCodec> codec = new OMXCodec(
458                    omx, node, getComponentQuirks(componentName),
459                    createEncoder, mime, componentName,
460                    source);
461
462            observer->setCodec(codec);
463
464            err = codec->configureCodec(meta);
465
466            if (err == OK) {
467                return codec;
468            }
469
470            LOGV("Failed to configure codec '%s'", componentName);
471        }
472    }
473
474    return NULL;
475}
476
477status_t OMXCodec::configureCodec(const sp<MetaData> &meta) {
478    uint32_t type;
479    const void *data;
480    size_t size;
481    if (meta->findData(kKeyESDS, &type, &data, &size)) {
482        ESDS esds((const char *)data, size);
483        CHECK_EQ(esds.InitCheck(), OK);
484
485        const void *codec_specific_data;
486        size_t codec_specific_data_size;
487        esds.getCodecSpecificInfo(
488                &codec_specific_data, &codec_specific_data_size);
489
490        addCodecSpecificData(
491                codec_specific_data, codec_specific_data_size);
492    } else if (meta->findData(kKeyAVCC, &type, &data, &size)) {
493        // Parse the AVCDecoderConfigurationRecord
494
495        const uint8_t *ptr = (const uint8_t *)data;
496
497        CHECK(size >= 7);
498        CHECK_EQ(ptr[0], 1);  // configurationVersion == 1
499        uint8_t profile = ptr[1];
500        uint8_t level = ptr[3];
501
502        // There is decodable content out there that fails the following
503        // assertion, let's be lenient for now...
504        // CHECK((ptr[4] >> 2) == 0x3f);  // reserved
505
506        size_t lengthSize = 1 + (ptr[4] & 3);
507
508        // commented out check below as H264_QVGA_500_NO_AUDIO.3gp
509        // violates it...
510        // CHECK((ptr[5] >> 5) == 7);  // reserved
511
512        size_t numSeqParameterSets = ptr[5] & 31;
513
514        ptr += 6;
515        size -= 6;
516
517        for (size_t i = 0; i < numSeqParameterSets; ++i) {
518            CHECK(size >= 2);
519            size_t length = U16_AT(ptr);
520
521            ptr += 2;
522            size -= 2;
523
524            CHECK(size >= length);
525
526            addCodecSpecificData(ptr, length);
527
528            ptr += length;
529            size -= length;
530        }
531
532        CHECK(size >= 1);
533        size_t numPictureParameterSets = *ptr;
534        ++ptr;
535        --size;
536
537        for (size_t i = 0; i < numPictureParameterSets; ++i) {
538            CHECK(size >= 2);
539            size_t length = U16_AT(ptr);
540
541            ptr += 2;
542            size -= 2;
543
544            CHECK(size >= length);
545
546            addCodecSpecificData(ptr, length);
547
548            ptr += length;
549            size -= length;
550        }
551
552        CODEC_LOGV(
553                "AVC profile = %d (%s), level = %d",
554                (int)profile, AVCProfileToString(profile), level);
555
556        if (!strcmp(mComponentName, "OMX.TI.Video.Decoder")
557            && (profile != kAVCProfileBaseline || level > 30)) {
558            // This stream exceeds the decoder's capabilities. The decoder
559            // does not handle this gracefully and would clobber the heap
560            // and wreak havoc instead...
561
562            LOGE("Profile and/or level exceed the decoder's capabilities.");
563            return ERROR_UNSUPPORTED;
564        }
565    }
566
567    int32_t bitRate = 0;
568    if (mIsEncoder) {
569        CHECK(meta->findInt32(kKeyBitRate, &bitRate));
570    }
571    if (!strcasecmp(MEDIA_MIMETYPE_AUDIO_AMR_NB, mMIME)) {
572        setAMRFormat(false /* isWAMR */, bitRate);
573    }
574    if (!strcasecmp(MEDIA_MIMETYPE_AUDIO_AMR_WB, mMIME)) {
575        setAMRFormat(true /* isWAMR */, bitRate);
576    }
577    if (!strcasecmp(MEDIA_MIMETYPE_AUDIO_AAC, mMIME)) {
578        int32_t numChannels, sampleRate;
579        CHECK(meta->findInt32(kKeyChannelCount, &numChannels));
580        CHECK(meta->findInt32(kKeySampleRate, &sampleRate));
581
582        setAACFormat(numChannels, sampleRate, bitRate);
583    }
584
585    if (!strncasecmp(mMIME, "video/", 6)) {
586
587        if (mIsEncoder) {
588            setVideoInputFormat(mMIME, meta);
589        } else {
590            int32_t width, height;
591            bool success = meta->findInt32(kKeyWidth, &width);
592            success = success && meta->findInt32(kKeyHeight, &height);
593            CHECK(success);
594            status_t err = setVideoOutputFormat(
595                    mMIME, width, height);
596
597            if (err != OK) {
598                return err;
599            }
600        }
601    }
602
603    if (!strcasecmp(mMIME, MEDIA_MIMETYPE_IMAGE_JPEG)
604        && !strcmp(mComponentName, "OMX.TI.JPEG.decode")) {
605        OMX_COLOR_FORMATTYPE format =
606            OMX_COLOR_Format32bitARGB8888;
607            // OMX_COLOR_FormatYUV420PackedPlanar;
608            // OMX_COLOR_FormatCbYCrY;
609            // OMX_COLOR_FormatYUV411Planar;
610
611        int32_t width, height;
612        bool success = meta->findInt32(kKeyWidth, &width);
613        success = success && meta->findInt32(kKeyHeight, &height);
614
615        int32_t compressedSize;
616        success = success && meta->findInt32(
617                kKeyMaxInputSize, &compressedSize);
618
619        CHECK(success);
620        CHECK(compressedSize > 0);
621
622        setImageOutputFormat(format, width, height);
623        setJPEGInputFormat(width, height, (OMX_U32)compressedSize);
624    }
625
626    int32_t maxInputSize;
627    if (meta->findInt32(kKeyMaxInputSize, &maxInputSize)) {
628        setMinBufferSize(kPortIndexInput, (OMX_U32)maxInputSize);
629    }
630
631    if (!strcmp(mComponentName, "OMX.TI.AMR.encode")
632        || !strcmp(mComponentName, "OMX.TI.WBAMR.encode")
633        || !strcmp(mComponentName, "OMX.TI.AAC.encode")) {
634        setMinBufferSize(kPortIndexOutput, 8192);  // XXX
635    }
636
637    initOutputFormat(meta);
638
639    return OK;
640}
641
642void OMXCodec::setMinBufferSize(OMX_U32 portIndex, OMX_U32 size) {
643    OMX_PARAM_PORTDEFINITIONTYPE def;
644    InitOMXParams(&def);
645    def.nPortIndex = portIndex;
646
647    status_t err = mOMX->getParameter(
648            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
649    CHECK_EQ(err, OK);
650
651    if ((portIndex == kPortIndexInput && (mQuirks & kInputBufferSizesAreBogus))
652        || (def.nBufferSize < size)) {
653        def.nBufferSize = size;
654    }
655
656    err = mOMX->setParameter(
657            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
658    CHECK_EQ(err, OK);
659
660    err = mOMX->getParameter(
661            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
662    CHECK_EQ(err, OK);
663
664    // Make sure the setting actually stuck.
665    if (portIndex == kPortIndexInput
666            && (mQuirks & kInputBufferSizesAreBogus)) {
667        CHECK_EQ(def.nBufferSize, size);
668    } else {
669        CHECK(def.nBufferSize >= size);
670    }
671}
672
673status_t OMXCodec::setVideoPortFormatType(
674        OMX_U32 portIndex,
675        OMX_VIDEO_CODINGTYPE compressionFormat,
676        OMX_COLOR_FORMATTYPE colorFormat) {
677    OMX_VIDEO_PARAM_PORTFORMATTYPE format;
678    InitOMXParams(&format);
679    format.nPortIndex = portIndex;
680    format.nIndex = 0;
681    bool found = false;
682
683    OMX_U32 index = 0;
684    for (;;) {
685        format.nIndex = index;
686        status_t err = mOMX->getParameter(
687                mNode, OMX_IndexParamVideoPortFormat,
688                &format, sizeof(format));
689
690        if (err != OK) {
691            return err;
692        }
693
694        // The following assertion is violated by TI's video decoder.
695        // CHECK_EQ(format.nIndex, index);
696
697#if 1
698        CODEC_LOGV("portIndex: %ld, index: %ld, eCompressionFormat=%d eColorFormat=%d",
699             portIndex,
700             index, format.eCompressionFormat, format.eColorFormat);
701#endif
702
703        if (!strcmp("OMX.TI.Video.encoder", mComponentName)) {
704            if (portIndex == kPortIndexInput
705                    && colorFormat == format.eColorFormat) {
706                // eCompressionFormat does not seem right.
707                found = true;
708                break;
709            }
710            if (portIndex == kPortIndexOutput
711                    && compressionFormat == format.eCompressionFormat) {
712                // eColorFormat does not seem right.
713                found = true;
714                break;
715            }
716        }
717
718        if (format.eCompressionFormat == compressionFormat
719            && format.eColorFormat == colorFormat) {
720            found = true;
721            break;
722        }
723
724        ++index;
725    }
726
727    if (!found) {
728        return UNKNOWN_ERROR;
729    }
730
731    CODEC_LOGV("found a match.");
732    status_t err = mOMX->setParameter(
733            mNode, OMX_IndexParamVideoPortFormat,
734            &format, sizeof(format));
735
736    return err;
737}
738
739static size_t getFrameSize(
740        OMX_COLOR_FORMATTYPE colorFormat, int32_t width, int32_t height) {
741    switch (colorFormat) {
742        case OMX_COLOR_FormatYCbYCr:
743        case OMX_COLOR_FormatCbYCrY:
744            return width * height * 2;
745
746        case OMX_COLOR_FormatYUV420Planar:
747        case OMX_COLOR_FormatYUV420SemiPlanar:
748            return (width * height * 3) / 2;
749
750        default:
751            CHECK(!"Should not be here. Unsupported color format.");
752            break;
753    }
754}
755
756void OMXCodec::setVideoInputFormat(
757        const char *mime, const sp<MetaData>& meta) {
758
759    int32_t width, height, frameRate, bitRate, stride, sliceHeight;
760    bool success = meta->findInt32(kKeyWidth, &width);
761    success = success && meta->findInt32(kKeyHeight, &height);
762    success = success && meta->findInt32(kKeySampleRate, &frameRate);
763    success = success && meta->findInt32(kKeyBitRate, &bitRate);
764    success = success && meta->findInt32(kKeyStride, &stride);
765    success = success && meta->findInt32(kKeySliceHeight, &sliceHeight);
766    CHECK(success);
767    CHECK(stride != 0);
768
769    OMX_VIDEO_CODINGTYPE compressionFormat = OMX_VIDEO_CodingUnused;
770    if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_AVC, mime)) {
771        compressionFormat = OMX_VIDEO_CodingAVC;
772    } else if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_MPEG4, mime)) {
773        compressionFormat = OMX_VIDEO_CodingMPEG4;
774    } else if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_H263, mime)) {
775        compressionFormat = OMX_VIDEO_CodingH263;
776    } else {
777        LOGE("Not a supported video mime type: %s", mime);
778        CHECK(!"Should not be here. Not a supported video mime type.");
779    }
780
781    OMX_COLOR_FORMATTYPE colorFormat = OMX_COLOR_FormatYUV420SemiPlanar;
782    if (!strcasecmp("OMX.TI.Video.encoder", mComponentName)) {
783        colorFormat = OMX_COLOR_FormatYCbYCr;
784    }
785
786    status_t err;
787    OMX_PARAM_PORTDEFINITIONTYPE def;
788    OMX_VIDEO_PORTDEFINITIONTYPE *video_def = &def.format.video;
789
790    //////////////////////// Input port /////////////////////////
791    CHECK_EQ(setVideoPortFormatType(
792            kPortIndexInput, OMX_VIDEO_CodingUnused,
793            colorFormat), OK);
794
795    InitOMXParams(&def);
796    def.nPortIndex = kPortIndexInput;
797
798    err = mOMX->getParameter(
799            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
800    CHECK_EQ(err, OK);
801
802    def.nBufferSize = getFrameSize(colorFormat,
803            stride > 0? stride: -stride, sliceHeight);
804
805    CHECK_EQ(def.eDomain, OMX_PortDomainVideo);
806
807    video_def->nFrameWidth = width;
808    video_def->nFrameHeight = height;
809    video_def->nStride = stride;
810    video_def->nSliceHeight = sliceHeight;
811    video_def->xFramerate = (frameRate << 16);  // Q16 format
812    video_def->eCompressionFormat = OMX_VIDEO_CodingUnused;
813    video_def->eColorFormat = colorFormat;
814
815    err = mOMX->setParameter(
816            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
817    CHECK_EQ(err, OK);
818
819    //////////////////////// Output port /////////////////////////
820    CHECK_EQ(setVideoPortFormatType(
821            kPortIndexOutput, compressionFormat, OMX_COLOR_FormatUnused),
822            OK);
823    InitOMXParams(&def);
824    def.nPortIndex = kPortIndexOutput;
825
826    err = mOMX->getParameter(
827            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
828
829    CHECK_EQ(err, OK);
830    CHECK_EQ(def.eDomain, OMX_PortDomainVideo);
831
832    video_def->nFrameWidth = width;
833    video_def->nFrameHeight = height;
834    video_def->xFramerate = (frameRate << 16);  // Q16 format
835    video_def->nBitrate = bitRate;  // Q16 format
836    video_def->eCompressionFormat = compressionFormat;
837    video_def->eColorFormat = OMX_COLOR_FormatUnused;
838
839    err = mOMX->setParameter(
840            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
841    CHECK_EQ(err, OK);
842
843    /////////////////// Codec-specific ////////////////////////
844    switch (compressionFormat) {
845        case OMX_VIDEO_CodingMPEG4:
846        {
847            CHECK_EQ(setupMPEG4EncoderParameters(meta), OK);
848            break;
849        }
850
851        case OMX_VIDEO_CodingH263:
852            break;
853
854        case OMX_VIDEO_CodingAVC:
855        {
856            CHECK_EQ(setupAVCEncoderParameters(meta), OK);
857            break;
858        }
859
860        default:
861            CHECK(!"Support for this compressionFormat to be implemented.");
862            break;
863    }
864}
865
866static OMX_U32 setPFramesSpacing(int32_t iFramesInterval, int32_t frameRate) {
867    if (iFramesInterval < 0) {
868        return 0xFFFFFFFF;
869    } else if (iFramesInterval == 0) {
870        return 0;
871    }
872    OMX_U32 ret = frameRate * iFramesInterval;
873    CHECK(ret > 1);
874    return ret;
875}
876
877status_t OMXCodec::setupMPEG4EncoderParameters(const sp<MetaData>& meta) {
878    int32_t iFramesInterval, frameRate, bitRate;
879    bool success = meta->findInt32(kKeyBitRate, &bitRate);
880    success = success && meta->findInt32(kKeySampleRate, &frameRate);
881    success = success && meta->findInt32(kKeyIFramesInterval, &iFramesInterval);
882    CHECK(success);
883    OMX_VIDEO_PARAM_MPEG4TYPE mpeg4type;
884    InitOMXParams(&mpeg4type);
885    mpeg4type.nPortIndex = kPortIndexOutput;
886
887    status_t err = mOMX->getParameter(
888            mNode, OMX_IndexParamVideoMpeg4, &mpeg4type, sizeof(mpeg4type));
889    CHECK_EQ(err, OK);
890
891    mpeg4type.nSliceHeaderSpacing = 0;
892    mpeg4type.bSVH = OMX_FALSE;
893    mpeg4type.bGov = OMX_FALSE;
894
895    mpeg4type.nAllowedPictureTypes =
896        OMX_VIDEO_PictureTypeI | OMX_VIDEO_PictureTypeP;
897
898    mpeg4type.nPFrames = setPFramesSpacing(iFramesInterval, frameRate);
899    if (mpeg4type.nPFrames == 0) {
900        mpeg4type.nAllowedPictureTypes = OMX_VIDEO_PictureTypeI;
901    }
902    mpeg4type.nBFrames = 0;
903    mpeg4type.nIDCVLCThreshold = 0;
904    mpeg4type.bACPred = OMX_TRUE;
905    mpeg4type.nMaxPacketSize = 256;
906    mpeg4type.nTimeIncRes = 1000;
907    mpeg4type.nHeaderExtension = 0;
908    mpeg4type.bReversibleVLC = OMX_FALSE;
909
910    mpeg4type.eProfile = OMX_VIDEO_MPEG4ProfileCore;
911    mpeg4type.eLevel = OMX_VIDEO_MPEG4Level2;
912
913    err = mOMX->setParameter(
914            mNode, OMX_IndexParamVideoMpeg4, &mpeg4type, sizeof(mpeg4type));
915    CHECK_EQ(err, OK);
916
917    // ----------------
918
919    OMX_VIDEO_PARAM_BITRATETYPE bitrateType;
920    InitOMXParams(&bitrateType);
921    bitrateType.nPortIndex = kPortIndexOutput;
922
923    err = mOMX->getParameter(
924            mNode, OMX_IndexParamVideoBitrate,
925            &bitrateType, sizeof(bitrateType));
926    CHECK_EQ(err, OK);
927
928    bitrateType.eControlRate = OMX_Video_ControlRateVariable;
929    bitrateType.nTargetBitrate = bitRate;
930
931    err = mOMX->setParameter(
932            mNode, OMX_IndexParamVideoBitrate,
933            &bitrateType, sizeof(bitrateType));
934    CHECK_EQ(err, OK);
935
936    // ----------------
937
938    OMX_VIDEO_PARAM_ERRORCORRECTIONTYPE errorCorrectionType;
939    InitOMXParams(&errorCorrectionType);
940    errorCorrectionType.nPortIndex = kPortIndexOutput;
941
942    err = mOMX->getParameter(
943            mNode, OMX_IndexParamVideoErrorCorrection,
944            &errorCorrectionType, sizeof(errorCorrectionType));
945    CHECK_EQ(err, OK);
946
947    errorCorrectionType.bEnableHEC = OMX_FALSE;
948    errorCorrectionType.bEnableResync = OMX_TRUE;
949    errorCorrectionType.nResynchMarkerSpacing = 256;
950    errorCorrectionType.bEnableDataPartitioning = OMX_FALSE;
951    errorCorrectionType.bEnableRVLC = OMX_FALSE;
952
953    err = mOMX->setParameter(
954            mNode, OMX_IndexParamVideoErrorCorrection,
955            &errorCorrectionType, sizeof(errorCorrectionType));
956    CHECK_EQ(err, OK);
957
958    return OK;
959}
960
961status_t OMXCodec::setupAVCEncoderParameters(const sp<MetaData>& meta) {
962    int32_t iFramesInterval, frameRate, bitRate;
963    bool success = meta->findInt32(kKeyBitRate, &bitRate);
964    success = success && meta->findInt32(kKeySampleRate, &frameRate);
965    success = success && meta->findInt32(kKeyIFramesInterval, &iFramesInterval);
966    CHECK(success);
967
968    OMX_VIDEO_PARAM_AVCTYPE h264type;
969    InitOMXParams(&h264type);
970    h264type.nPortIndex = kPortIndexOutput;
971
972    status_t err = mOMX->getParameter(
973            mNode, OMX_IndexParamVideoAvc, &h264type, sizeof(h264type));
974    CHECK_EQ(err, OK);
975
976    h264type.nAllowedPictureTypes =
977        OMX_VIDEO_PictureTypeI | OMX_VIDEO_PictureTypeP;
978
979    h264type.nSliceHeaderSpacing = 0;
980    h264type.nBFrames = 0;   // No B frames support yet
981    h264type.nPFrames = setPFramesSpacing(iFramesInterval, frameRate);
982    if (h264type.nPFrames == 0) {
983        h264type.nAllowedPictureTypes = OMX_VIDEO_PictureTypeI;
984    }
985    h264type.bUseHadamard = OMX_TRUE;
986    h264type.nRefFrames = 1;
987    h264type.nRefIdx10ActiveMinus1 = 0;
988    h264type.nRefIdx11ActiveMinus1 = 0;
989    h264type.bEnableUEP = OMX_FALSE;
990    h264type.bEnableFMO = OMX_FALSE;
991    h264type.bEnableASO = OMX_FALSE;
992    h264type.bEnableRS = OMX_FALSE;
993    h264type.bFrameMBsOnly = OMX_TRUE;
994    h264type.bMBAFF = OMX_FALSE;
995    h264type.bEntropyCodingCABAC = OMX_FALSE;
996    h264type.bWeightedPPrediction = OMX_FALSE;
997    h264type.bconstIpred = OMX_FALSE;
998    h264type.bDirect8x8Inference = OMX_FALSE;
999    h264type.bDirectSpatialTemporal = OMX_FALSE;
1000    h264type.nCabacInitIdc = 0;
1001    h264type.eLoopFilterMode = OMX_VIDEO_AVCLoopFilterEnable;
1002
1003    err = mOMX->setParameter(
1004            mNode, OMX_IndexParamVideoAvc, &h264type, sizeof(h264type));
1005    CHECK_EQ(err, OK);
1006
1007    OMX_VIDEO_PARAM_BITRATETYPE bitrateType;
1008    InitOMXParams(&bitrateType);
1009    bitrateType.nPortIndex = kPortIndexOutput;
1010
1011    err = mOMX->getParameter(
1012            mNode, OMX_IndexParamVideoBitrate,
1013            &bitrateType, sizeof(bitrateType));
1014    CHECK_EQ(err, OK);
1015
1016    bitrateType.eControlRate = OMX_Video_ControlRateVariable;
1017    bitrateType.nTargetBitrate = bitRate;
1018
1019    err = mOMX->setParameter(
1020            mNode, OMX_IndexParamVideoBitrate,
1021            &bitrateType, sizeof(bitrateType));
1022    CHECK_EQ(err, OK);
1023
1024    return OK;
1025}
1026
1027status_t OMXCodec::setVideoOutputFormat(
1028        const char *mime, OMX_U32 width, OMX_U32 height) {
1029    CODEC_LOGV("setVideoOutputFormat width=%ld, height=%ld", width, height);
1030
1031    OMX_VIDEO_CODINGTYPE compressionFormat = OMX_VIDEO_CodingUnused;
1032    if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_AVC, mime)) {
1033        compressionFormat = OMX_VIDEO_CodingAVC;
1034    } else if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_MPEG4, mime)) {
1035        compressionFormat = OMX_VIDEO_CodingMPEG4;
1036    } else if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_H263, mime)) {
1037        compressionFormat = OMX_VIDEO_CodingH263;
1038    } else {
1039        LOGE("Not a supported video mime type: %s", mime);
1040        CHECK(!"Should not be here. Not a supported video mime type.");
1041    }
1042
1043    status_t err = setVideoPortFormatType(
1044            kPortIndexInput, compressionFormat, OMX_COLOR_FormatUnused);
1045
1046    if (err != OK) {
1047        return err;
1048    }
1049
1050#if 1
1051    {
1052        OMX_VIDEO_PARAM_PORTFORMATTYPE format;
1053        InitOMXParams(&format);
1054        format.nPortIndex = kPortIndexOutput;
1055        format.nIndex = 0;
1056
1057        status_t err = mOMX->getParameter(
1058                mNode, OMX_IndexParamVideoPortFormat,
1059                &format, sizeof(format));
1060        CHECK_EQ(err, OK);
1061        CHECK_EQ(format.eCompressionFormat, OMX_VIDEO_CodingUnused);
1062
1063        static const int OMX_QCOM_COLOR_FormatYVU420SemiPlanar = 0x7FA30C00;
1064
1065        CHECK(format.eColorFormat == OMX_COLOR_FormatYUV420Planar
1066               || format.eColorFormat == OMX_COLOR_FormatYUV420SemiPlanar
1067               || format.eColorFormat == OMX_COLOR_FormatCbYCrY
1068               || format.eColorFormat == OMX_QCOM_COLOR_FormatYVU420SemiPlanar);
1069
1070        err = mOMX->setParameter(
1071                mNode, OMX_IndexParamVideoPortFormat,
1072                &format, sizeof(format));
1073
1074        if (err != OK) {
1075            return err;
1076        }
1077    }
1078#endif
1079
1080    OMX_PARAM_PORTDEFINITIONTYPE def;
1081    InitOMXParams(&def);
1082    def.nPortIndex = kPortIndexInput;
1083
1084    OMX_VIDEO_PORTDEFINITIONTYPE *video_def = &def.format.video;
1085
1086    err = mOMX->getParameter(
1087            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1088
1089    CHECK_EQ(err, OK);
1090
1091#if 1
1092    // XXX Need a (much) better heuristic to compute input buffer sizes.
1093    const size_t X = 64 * 1024;
1094    if (def.nBufferSize < X) {
1095        def.nBufferSize = X;
1096    }
1097#endif
1098
1099    CHECK_EQ(def.eDomain, OMX_PortDomainVideo);
1100
1101    video_def->nFrameWidth = width;
1102    video_def->nFrameHeight = height;
1103
1104    video_def->eCompressionFormat = compressionFormat;
1105    video_def->eColorFormat = OMX_COLOR_FormatUnused;
1106
1107    err = mOMX->setParameter(
1108            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1109
1110    if (err != OK) {
1111        return err;
1112    }
1113
1114    ////////////////////////////////////////////////////////////////////////////
1115
1116    InitOMXParams(&def);
1117    def.nPortIndex = kPortIndexOutput;
1118
1119    err = mOMX->getParameter(
1120            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1121    CHECK_EQ(err, OK);
1122    CHECK_EQ(def.eDomain, OMX_PortDomainVideo);
1123
1124#if 0
1125    def.nBufferSize =
1126        (((width + 15) & -16) * ((height + 15) & -16) * 3) / 2;  // YUV420
1127#endif
1128
1129    video_def->nFrameWidth = width;
1130    video_def->nFrameHeight = height;
1131
1132    err = mOMX->setParameter(
1133            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1134
1135    return err;
1136}
1137
1138OMXCodec::OMXCodec(
1139        const sp<IOMX> &omx, IOMX::node_id node, uint32_t quirks,
1140        bool isEncoder,
1141        const char *mime,
1142        const char *componentName,
1143        const sp<MediaSource> &source)
1144    : mOMX(omx),
1145      mOMXLivesLocally(omx->livesLocally(getpid())),
1146      mNode(node),
1147      mQuirks(quirks),
1148      mIsEncoder(isEncoder),
1149      mMIME(strdup(mime)),
1150      mComponentName(strdup(componentName)),
1151      mSource(source),
1152      mCodecSpecificDataIndex(0),
1153      mState(LOADED),
1154      mInitialBufferSubmit(true),
1155      mSignalledEOS(false),
1156      mNoMoreOutputData(false),
1157      mOutputPortSettingsHaveChanged(false),
1158      mSeekTimeUs(-1),
1159      mLeftOverBuffer(NULL),
1160      mPaused(false) {
1161    mPortStatus[kPortIndexInput] = ENABLED;
1162    mPortStatus[kPortIndexOutput] = ENABLED;
1163
1164    setComponentRole();
1165}
1166
1167// static
1168void OMXCodec::setComponentRole(
1169        const sp<IOMX> &omx, IOMX::node_id node, bool isEncoder,
1170        const char *mime) {
1171    struct MimeToRole {
1172        const char *mime;
1173        const char *decoderRole;
1174        const char *encoderRole;
1175    };
1176
1177    static const MimeToRole kMimeToRole[] = {
1178        { MEDIA_MIMETYPE_AUDIO_MPEG,
1179            "audio_decoder.mp3", "audio_encoder.mp3" },
1180        { MEDIA_MIMETYPE_AUDIO_AMR_NB,
1181            "audio_decoder.amrnb", "audio_encoder.amrnb" },
1182        { MEDIA_MIMETYPE_AUDIO_AMR_WB,
1183            "audio_decoder.amrwb", "audio_encoder.amrwb" },
1184        { MEDIA_MIMETYPE_AUDIO_AAC,
1185            "audio_decoder.aac", "audio_encoder.aac" },
1186        { MEDIA_MIMETYPE_VIDEO_AVC,
1187            "video_decoder.avc", "video_encoder.avc" },
1188        { MEDIA_MIMETYPE_VIDEO_MPEG4,
1189            "video_decoder.mpeg4", "video_encoder.mpeg4" },
1190        { MEDIA_MIMETYPE_VIDEO_H263,
1191            "video_decoder.h263", "video_encoder.h263" },
1192    };
1193
1194    static const size_t kNumMimeToRole =
1195        sizeof(kMimeToRole) / sizeof(kMimeToRole[0]);
1196
1197    size_t i;
1198    for (i = 0; i < kNumMimeToRole; ++i) {
1199        if (!strcasecmp(mime, kMimeToRole[i].mime)) {
1200            break;
1201        }
1202    }
1203
1204    if (i == kNumMimeToRole) {
1205        return;
1206    }
1207
1208    const char *role =
1209        isEncoder ? kMimeToRole[i].encoderRole
1210                  : kMimeToRole[i].decoderRole;
1211
1212    if (role != NULL) {
1213        OMX_PARAM_COMPONENTROLETYPE roleParams;
1214        InitOMXParams(&roleParams);
1215
1216        strncpy((char *)roleParams.cRole,
1217                role, OMX_MAX_STRINGNAME_SIZE - 1);
1218
1219        roleParams.cRole[OMX_MAX_STRINGNAME_SIZE - 1] = '\0';
1220
1221        status_t err = omx->setParameter(
1222                node, OMX_IndexParamStandardComponentRole,
1223                &roleParams, sizeof(roleParams));
1224
1225        if (err != OK) {
1226            LOGW("Failed to set standard component role '%s'.", role);
1227        }
1228    }
1229}
1230
1231void OMXCodec::setComponentRole() {
1232    setComponentRole(mOMX, mNode, mIsEncoder, mMIME);
1233}
1234
1235OMXCodec::~OMXCodec() {
1236    CHECK(mState == LOADED || mState == ERROR);
1237
1238    status_t err = mOMX->freeNode(mNode);
1239    CHECK_EQ(err, OK);
1240
1241    mNode = NULL;
1242    setState(DEAD);
1243
1244    clearCodecSpecificData();
1245
1246    free(mComponentName);
1247    mComponentName = NULL;
1248
1249    free(mMIME);
1250    mMIME = NULL;
1251}
1252
1253status_t OMXCodec::init() {
1254    // mLock is held.
1255
1256    CHECK_EQ(mState, LOADED);
1257
1258    status_t err;
1259    if (!(mQuirks & kRequiresLoadedToIdleAfterAllocation)) {
1260        err = mOMX->sendCommand(mNode, OMX_CommandStateSet, OMX_StateIdle);
1261        CHECK_EQ(err, OK);
1262        setState(LOADED_TO_IDLE);
1263    }
1264
1265    err = allocateBuffers();
1266    CHECK_EQ(err, OK);
1267
1268    if (mQuirks & kRequiresLoadedToIdleAfterAllocation) {
1269        err = mOMX->sendCommand(mNode, OMX_CommandStateSet, OMX_StateIdle);
1270        CHECK_EQ(err, OK);
1271
1272        setState(LOADED_TO_IDLE);
1273    }
1274
1275    while (mState != EXECUTING && mState != ERROR) {
1276        mAsyncCompletion.wait(mLock);
1277    }
1278
1279    return mState == ERROR ? UNKNOWN_ERROR : OK;
1280}
1281
1282// static
1283bool OMXCodec::isIntermediateState(State state) {
1284    return state == LOADED_TO_IDLE
1285        || state == IDLE_TO_EXECUTING
1286        || state == EXECUTING_TO_IDLE
1287        || state == IDLE_TO_LOADED
1288        || state == RECONFIGURING;
1289}
1290
1291status_t OMXCodec::allocateBuffers() {
1292    status_t err = allocateBuffersOnPort(kPortIndexInput);
1293
1294    if (err != OK) {
1295        return err;
1296    }
1297
1298    return allocateBuffersOnPort(kPortIndexOutput);
1299}
1300
1301status_t OMXCodec::allocateBuffersOnPort(OMX_U32 portIndex) {
1302    OMX_PARAM_PORTDEFINITIONTYPE def;
1303    InitOMXParams(&def);
1304    def.nPortIndex = portIndex;
1305
1306    status_t err = mOMX->getParameter(
1307            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1308
1309    if (err != OK) {
1310        return err;
1311    }
1312
1313    size_t totalSize = def.nBufferCountActual * def.nBufferSize;
1314    mDealer[portIndex] = new MemoryDealer(totalSize, "OMXCodec");
1315
1316    for (OMX_U32 i = 0; i < def.nBufferCountActual; ++i) {
1317        sp<IMemory> mem = mDealer[portIndex]->allocate(def.nBufferSize);
1318        CHECK(mem.get() != NULL);
1319
1320        BufferInfo info;
1321        info.mData = NULL;
1322        info.mSize = def.nBufferSize;
1323
1324        IOMX::buffer_id buffer;
1325        if (portIndex == kPortIndexInput
1326                && (mQuirks & kRequiresAllocateBufferOnInputPorts)) {
1327            if (mOMXLivesLocally) {
1328                mem.clear();
1329
1330                err = mOMX->allocateBuffer(
1331                        mNode, portIndex, def.nBufferSize, &buffer,
1332                        &info.mData);
1333            } else {
1334                err = mOMX->allocateBufferWithBackup(
1335                        mNode, portIndex, mem, &buffer);
1336            }
1337        } else if (portIndex == kPortIndexOutput
1338                && (mQuirks & kRequiresAllocateBufferOnOutputPorts)) {
1339            if (mOMXLivesLocally) {
1340                mem.clear();
1341
1342                err = mOMX->allocateBuffer(
1343                        mNode, portIndex, def.nBufferSize, &buffer,
1344                        &info.mData);
1345            } else {
1346                err = mOMX->allocateBufferWithBackup(
1347                        mNode, portIndex, mem, &buffer);
1348            }
1349        } else {
1350            err = mOMX->useBuffer(mNode, portIndex, mem, &buffer);
1351        }
1352
1353        if (err != OK) {
1354            LOGE("allocate_buffer_with_backup failed");
1355            return err;
1356        }
1357
1358        if (mem != NULL) {
1359            info.mData = mem->pointer();
1360        }
1361
1362        info.mBuffer = buffer;
1363        info.mOwnedByComponent = false;
1364        info.mMem = mem;
1365        info.mMediaBuffer = NULL;
1366
1367        if (portIndex == kPortIndexOutput) {
1368            if (!(mOMXLivesLocally
1369                        && (mQuirks & kRequiresAllocateBufferOnOutputPorts)
1370                        && (mQuirks & kDefersOutputBufferAllocation))) {
1371                // If the node does not fill in the buffer ptr at this time,
1372                // we will defer creating the MediaBuffer until receiving
1373                // the first FILL_BUFFER_DONE notification instead.
1374                info.mMediaBuffer = new MediaBuffer(info.mData, info.mSize);
1375                info.mMediaBuffer->setObserver(this);
1376            }
1377        }
1378
1379        mPortBuffers[portIndex].push(info);
1380
1381        CODEC_LOGV("allocated buffer %p on %s port", buffer,
1382             portIndex == kPortIndexInput ? "input" : "output");
1383    }
1384
1385    // dumpPortStatus(portIndex);
1386
1387    return OK;
1388}
1389
1390void OMXCodec::on_message(const omx_message &msg) {
1391    Mutex::Autolock autoLock(mLock);
1392
1393    switch (msg.type) {
1394        case omx_message::EVENT:
1395        {
1396            onEvent(
1397                 msg.u.event_data.event, msg.u.event_data.data1,
1398                 msg.u.event_data.data2);
1399
1400            break;
1401        }
1402
1403        case omx_message::EMPTY_BUFFER_DONE:
1404        {
1405            IOMX::buffer_id buffer = msg.u.extended_buffer_data.buffer;
1406
1407            CODEC_LOGV("EMPTY_BUFFER_DONE(buffer: %p)", buffer);
1408
1409            Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexInput];
1410            size_t i = 0;
1411            while (i < buffers->size() && (*buffers)[i].mBuffer != buffer) {
1412                ++i;
1413            }
1414
1415            CHECK(i < buffers->size());
1416            if (!(*buffers)[i].mOwnedByComponent) {
1417                LOGW("We already own input buffer %p, yet received "
1418                     "an EMPTY_BUFFER_DONE.", buffer);
1419            }
1420
1421            buffers->editItemAt(i).mOwnedByComponent = false;
1422
1423            if (mPortStatus[kPortIndexInput] == DISABLING) {
1424                CODEC_LOGV("Port is disabled, freeing buffer %p", buffer);
1425
1426                status_t err =
1427                    mOMX->freeBuffer(mNode, kPortIndexInput, buffer);
1428                CHECK_EQ(err, OK);
1429
1430                buffers->removeAt(i);
1431            } else if (mState != ERROR
1432                    && mPortStatus[kPortIndexInput] != SHUTTING_DOWN) {
1433                CHECK_EQ(mPortStatus[kPortIndexInput], ENABLED);
1434                drainInputBuffer(&buffers->editItemAt(i));
1435            }
1436            break;
1437        }
1438
1439        case omx_message::FILL_BUFFER_DONE:
1440        {
1441            IOMX::buffer_id buffer = msg.u.extended_buffer_data.buffer;
1442            OMX_U32 flags = msg.u.extended_buffer_data.flags;
1443
1444            CODEC_LOGV("FILL_BUFFER_DONE(buffer: %p, size: %ld, flags: 0x%08lx, timestamp: %lld us (%.2f secs))",
1445                 buffer,
1446                 msg.u.extended_buffer_data.range_length,
1447                 flags,
1448                 msg.u.extended_buffer_data.timestamp,
1449                 msg.u.extended_buffer_data.timestamp / 1E6);
1450
1451            Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexOutput];
1452            size_t i = 0;
1453            while (i < buffers->size() && (*buffers)[i].mBuffer != buffer) {
1454                ++i;
1455            }
1456
1457            CHECK(i < buffers->size());
1458            BufferInfo *info = &buffers->editItemAt(i);
1459
1460            if (!info->mOwnedByComponent) {
1461                LOGW("We already own output buffer %p, yet received "
1462                     "a FILL_BUFFER_DONE.", buffer);
1463            }
1464
1465            info->mOwnedByComponent = false;
1466
1467            if (mPortStatus[kPortIndexOutput] == DISABLING) {
1468                CODEC_LOGV("Port is disabled, freeing buffer %p", buffer);
1469
1470                status_t err =
1471                    mOMX->freeBuffer(mNode, kPortIndexOutput, buffer);
1472                CHECK_EQ(err, OK);
1473
1474                buffers->removeAt(i);
1475#if 0
1476            } else if (mPortStatus[kPortIndexOutput] == ENABLED
1477                       && (flags & OMX_BUFFERFLAG_EOS)) {
1478                CODEC_LOGV("No more output data.");
1479                mNoMoreOutputData = true;
1480                mBufferFilled.signal();
1481#endif
1482            } else if (mPortStatus[kPortIndexOutput] != SHUTTING_DOWN) {
1483                CHECK_EQ(mPortStatus[kPortIndexOutput], ENABLED);
1484
1485                if (info->mMediaBuffer == NULL) {
1486                    CHECK(mOMXLivesLocally);
1487                    CHECK(mQuirks & kRequiresAllocateBufferOnOutputPorts);
1488                    CHECK(mQuirks & kDefersOutputBufferAllocation);
1489
1490                    // The qcom video decoders on Nexus don't actually allocate
1491                    // output buffer memory on a call to OMX_AllocateBuffer
1492                    // the "pBuffer" member of the OMX_BUFFERHEADERTYPE
1493                    // structure is only filled in later.
1494
1495                    info->mMediaBuffer = new MediaBuffer(
1496                            msg.u.extended_buffer_data.data_ptr,
1497                            info->mSize);
1498                    info->mMediaBuffer->setObserver(this);
1499                }
1500
1501                MediaBuffer *buffer = info->mMediaBuffer;
1502
1503                buffer->set_range(
1504                        msg.u.extended_buffer_data.range_offset,
1505                        msg.u.extended_buffer_data.range_length);
1506
1507                buffer->meta_data()->clear();
1508
1509                buffer->meta_data()->setInt64(
1510                        kKeyTime, msg.u.extended_buffer_data.timestamp);
1511
1512                if (msg.u.extended_buffer_data.flags & OMX_BUFFERFLAG_SYNCFRAME) {
1513                    buffer->meta_data()->setInt32(kKeyIsSyncFrame, true);
1514                }
1515                if (msg.u.extended_buffer_data.flags & OMX_BUFFERFLAG_CODECCONFIG) {
1516                    buffer->meta_data()->setInt32(kKeyIsCodecConfig, true);
1517                }
1518
1519                buffer->meta_data()->setPointer(
1520                        kKeyPlatformPrivate,
1521                        msg.u.extended_buffer_data.platform_private);
1522
1523                buffer->meta_data()->setPointer(
1524                        kKeyBufferID,
1525                        msg.u.extended_buffer_data.buffer);
1526
1527                mFilledBuffers.push_back(i);
1528                mBufferFilled.signal();
1529
1530                if (msg.u.extended_buffer_data.flags & OMX_BUFFERFLAG_EOS) {
1531                    CODEC_LOGV("No more output data.");
1532                    mNoMoreOutputData = true;
1533                }
1534            }
1535
1536            break;
1537        }
1538
1539        default:
1540        {
1541            CHECK(!"should not be here.");
1542            break;
1543        }
1544    }
1545}
1546
1547void OMXCodec::onEvent(OMX_EVENTTYPE event, OMX_U32 data1, OMX_U32 data2) {
1548    switch (event) {
1549        case OMX_EventCmdComplete:
1550        {
1551            onCmdComplete((OMX_COMMANDTYPE)data1, data2);
1552            break;
1553        }
1554
1555        case OMX_EventError:
1556        {
1557            LOGE("ERROR(0x%08lx, %ld)", data1, data2);
1558
1559            setState(ERROR);
1560            break;
1561        }
1562
1563        case OMX_EventPortSettingsChanged:
1564        {
1565            onPortSettingsChanged(data1);
1566            break;
1567        }
1568
1569#if 0
1570        case OMX_EventBufferFlag:
1571        {
1572            CODEC_LOGV("EVENT_BUFFER_FLAG(%ld)", data1);
1573
1574            if (data1 == kPortIndexOutput) {
1575                mNoMoreOutputData = true;
1576            }
1577            break;
1578        }
1579#endif
1580
1581        default:
1582        {
1583            CODEC_LOGV("EVENT(%d, %ld, %ld)", event, data1, data2);
1584            break;
1585        }
1586    }
1587}
1588
1589// Has the format changed in any way that the client would have to be aware of?
1590static bool formatHasNotablyChanged(
1591        const sp<MetaData> &from, const sp<MetaData> &to) {
1592    if (from.get() == NULL && to.get() == NULL) {
1593        return false;
1594    }
1595
1596    if ((from.get() == NULL && to.get() != NULL)
1597        || (from.get() != NULL && to.get() == NULL)) {
1598        return true;
1599    }
1600
1601    const char *mime_from, *mime_to;
1602    CHECK(from->findCString(kKeyMIMEType, &mime_from));
1603    CHECK(to->findCString(kKeyMIMEType, &mime_to));
1604
1605    if (strcasecmp(mime_from, mime_to)) {
1606        return true;
1607    }
1608
1609    if (!strcasecmp(mime_from, MEDIA_MIMETYPE_VIDEO_RAW)) {
1610        int32_t colorFormat_from, colorFormat_to;
1611        CHECK(from->findInt32(kKeyColorFormat, &colorFormat_from));
1612        CHECK(to->findInt32(kKeyColorFormat, &colorFormat_to));
1613
1614        if (colorFormat_from != colorFormat_to) {
1615            return true;
1616        }
1617
1618        int32_t width_from, width_to;
1619        CHECK(from->findInt32(kKeyWidth, &width_from));
1620        CHECK(to->findInt32(kKeyWidth, &width_to));
1621
1622        if (width_from != width_to) {
1623            return true;
1624        }
1625
1626        int32_t height_from, height_to;
1627        CHECK(from->findInt32(kKeyHeight, &height_from));
1628        CHECK(to->findInt32(kKeyHeight, &height_to));
1629
1630        if (height_from != height_to) {
1631            return true;
1632        }
1633    } else if (!strcasecmp(mime_from, MEDIA_MIMETYPE_AUDIO_RAW)) {
1634        int32_t numChannels_from, numChannels_to;
1635        CHECK(from->findInt32(kKeyChannelCount, &numChannels_from));
1636        CHECK(to->findInt32(kKeyChannelCount, &numChannels_to));
1637
1638        if (numChannels_from != numChannels_to) {
1639            return true;
1640        }
1641
1642        int32_t sampleRate_from, sampleRate_to;
1643        CHECK(from->findInt32(kKeySampleRate, &sampleRate_from));
1644        CHECK(to->findInt32(kKeySampleRate, &sampleRate_to));
1645
1646        if (sampleRate_from != sampleRate_to) {
1647            return true;
1648        }
1649    }
1650
1651    return false;
1652}
1653
1654void OMXCodec::onCmdComplete(OMX_COMMANDTYPE cmd, OMX_U32 data) {
1655    switch (cmd) {
1656        case OMX_CommandStateSet:
1657        {
1658            onStateChange((OMX_STATETYPE)data);
1659            break;
1660        }
1661
1662        case OMX_CommandPortDisable:
1663        {
1664            OMX_U32 portIndex = data;
1665            CODEC_LOGV("PORT_DISABLED(%ld)", portIndex);
1666
1667            CHECK(mState == EXECUTING || mState == RECONFIGURING);
1668            CHECK_EQ(mPortStatus[portIndex], DISABLING);
1669            CHECK_EQ(mPortBuffers[portIndex].size(), 0);
1670
1671            mPortStatus[portIndex] = DISABLED;
1672
1673            if (mState == RECONFIGURING) {
1674                CHECK_EQ(portIndex, kPortIndexOutput);
1675
1676                sp<MetaData> oldOutputFormat = mOutputFormat;
1677                initOutputFormat(mSource->getFormat());
1678
1679                // Don't notify clients if the output port settings change
1680                // wasn't of importance to them, i.e. it may be that just the
1681                // number of buffers has changed and nothing else.
1682                mOutputPortSettingsHaveChanged =
1683                    formatHasNotablyChanged(oldOutputFormat, mOutputFormat);
1684
1685                enablePortAsync(portIndex);
1686
1687                status_t err = allocateBuffersOnPort(portIndex);
1688                CHECK_EQ(err, OK);
1689            }
1690            break;
1691        }
1692
1693        case OMX_CommandPortEnable:
1694        {
1695            OMX_U32 portIndex = data;
1696            CODEC_LOGV("PORT_ENABLED(%ld)", portIndex);
1697
1698            CHECK(mState == EXECUTING || mState == RECONFIGURING);
1699            CHECK_EQ(mPortStatus[portIndex], ENABLING);
1700
1701            mPortStatus[portIndex] = ENABLED;
1702
1703            if (mState == RECONFIGURING) {
1704                CHECK_EQ(portIndex, kPortIndexOutput);
1705
1706                setState(EXECUTING);
1707
1708                fillOutputBuffers();
1709            }
1710            break;
1711        }
1712
1713        case OMX_CommandFlush:
1714        {
1715            OMX_U32 portIndex = data;
1716
1717            CODEC_LOGV("FLUSH_DONE(%ld)", portIndex);
1718
1719            CHECK_EQ(mPortStatus[portIndex], SHUTTING_DOWN);
1720            mPortStatus[portIndex] = ENABLED;
1721
1722            CHECK_EQ(countBuffersWeOwn(mPortBuffers[portIndex]),
1723                     mPortBuffers[portIndex].size());
1724
1725            if (mState == RECONFIGURING) {
1726                CHECK_EQ(portIndex, kPortIndexOutput);
1727
1728                disablePortAsync(portIndex);
1729            } else if (mState == EXECUTING_TO_IDLE) {
1730                if (mPortStatus[kPortIndexInput] == ENABLED
1731                    && mPortStatus[kPortIndexOutput] == ENABLED) {
1732                    CODEC_LOGV("Finished flushing both ports, now completing "
1733                         "transition from EXECUTING to IDLE.");
1734
1735                    mPortStatus[kPortIndexInput] = SHUTTING_DOWN;
1736                    mPortStatus[kPortIndexOutput] = SHUTTING_DOWN;
1737
1738                    status_t err =
1739                        mOMX->sendCommand(mNode, OMX_CommandStateSet, OMX_StateIdle);
1740                    CHECK_EQ(err, OK);
1741                }
1742            } else {
1743                // We're flushing both ports in preparation for seeking.
1744
1745                if (mPortStatus[kPortIndexInput] == ENABLED
1746                    && mPortStatus[kPortIndexOutput] == ENABLED) {
1747                    CODEC_LOGV("Finished flushing both ports, now continuing from"
1748                         " seek-time.");
1749
1750                    // We implicitly resume pulling on our upstream source.
1751                    mPaused = false;
1752
1753                    drainInputBuffers();
1754                    fillOutputBuffers();
1755                }
1756            }
1757
1758            break;
1759        }
1760
1761        default:
1762        {
1763            CODEC_LOGV("CMD_COMPLETE(%d, %ld)", cmd, data);
1764            break;
1765        }
1766    }
1767}
1768
1769void OMXCodec::onStateChange(OMX_STATETYPE newState) {
1770    CODEC_LOGV("onStateChange %d", newState);
1771
1772    switch (newState) {
1773        case OMX_StateIdle:
1774        {
1775            CODEC_LOGV("Now Idle.");
1776            if (mState == LOADED_TO_IDLE) {
1777                status_t err = mOMX->sendCommand(
1778                        mNode, OMX_CommandStateSet, OMX_StateExecuting);
1779
1780                CHECK_EQ(err, OK);
1781
1782                setState(IDLE_TO_EXECUTING);
1783            } else {
1784                CHECK_EQ(mState, EXECUTING_TO_IDLE);
1785
1786                CHECK_EQ(
1787                    countBuffersWeOwn(mPortBuffers[kPortIndexInput]),
1788                    mPortBuffers[kPortIndexInput].size());
1789
1790                CHECK_EQ(
1791                    countBuffersWeOwn(mPortBuffers[kPortIndexOutput]),
1792                    mPortBuffers[kPortIndexOutput].size());
1793
1794                status_t err = mOMX->sendCommand(
1795                        mNode, OMX_CommandStateSet, OMX_StateLoaded);
1796
1797                CHECK_EQ(err, OK);
1798
1799                err = freeBuffersOnPort(kPortIndexInput);
1800                CHECK_EQ(err, OK);
1801
1802                err = freeBuffersOnPort(kPortIndexOutput);
1803                CHECK_EQ(err, OK);
1804
1805                mPortStatus[kPortIndexInput] = ENABLED;
1806                mPortStatus[kPortIndexOutput] = ENABLED;
1807
1808                setState(IDLE_TO_LOADED);
1809            }
1810            break;
1811        }
1812
1813        case OMX_StateExecuting:
1814        {
1815            CHECK_EQ(mState, IDLE_TO_EXECUTING);
1816
1817            CODEC_LOGV("Now Executing.");
1818
1819            setState(EXECUTING);
1820
1821            // Buffers will be submitted to the component in the first
1822            // call to OMXCodec::read as mInitialBufferSubmit is true at
1823            // this point. This ensures that this on_message call returns,
1824            // releases the lock and ::init can notice the state change and
1825            // itself return.
1826            break;
1827        }
1828
1829        case OMX_StateLoaded:
1830        {
1831            CHECK_EQ(mState, IDLE_TO_LOADED);
1832
1833            CODEC_LOGV("Now Loaded.");
1834
1835            setState(LOADED);
1836            break;
1837        }
1838
1839        case OMX_StateInvalid:
1840        {
1841            setState(ERROR);
1842            break;
1843        }
1844
1845        default:
1846        {
1847            CHECK(!"should not be here.");
1848            break;
1849        }
1850    }
1851}
1852
1853// static
1854size_t OMXCodec::countBuffersWeOwn(const Vector<BufferInfo> &buffers) {
1855    size_t n = 0;
1856    for (size_t i = 0; i < buffers.size(); ++i) {
1857        if (!buffers[i].mOwnedByComponent) {
1858            ++n;
1859        }
1860    }
1861
1862    return n;
1863}
1864
1865status_t OMXCodec::freeBuffersOnPort(
1866        OMX_U32 portIndex, bool onlyThoseWeOwn) {
1867    Vector<BufferInfo> *buffers = &mPortBuffers[portIndex];
1868
1869    status_t stickyErr = OK;
1870
1871    for (size_t i = buffers->size(); i-- > 0;) {
1872        BufferInfo *info = &buffers->editItemAt(i);
1873
1874        if (onlyThoseWeOwn && info->mOwnedByComponent) {
1875            continue;
1876        }
1877
1878        CHECK_EQ(info->mOwnedByComponent, false);
1879
1880        CODEC_LOGV("freeing buffer %p on port %ld", info->mBuffer, portIndex);
1881
1882        status_t err =
1883            mOMX->freeBuffer(mNode, portIndex, info->mBuffer);
1884
1885        if (err != OK) {
1886            stickyErr = err;
1887        }
1888
1889        if (info->mMediaBuffer != NULL) {
1890            info->mMediaBuffer->setObserver(NULL);
1891
1892            // Make sure nobody but us owns this buffer at this point.
1893            CHECK_EQ(info->mMediaBuffer->refcount(), 0);
1894
1895            info->mMediaBuffer->release();
1896        }
1897
1898        buffers->removeAt(i);
1899    }
1900
1901    CHECK(onlyThoseWeOwn || buffers->isEmpty());
1902
1903    return stickyErr;
1904}
1905
1906void OMXCodec::onPortSettingsChanged(OMX_U32 portIndex) {
1907    CODEC_LOGV("PORT_SETTINGS_CHANGED(%ld)", portIndex);
1908
1909    CHECK_EQ(mState, EXECUTING);
1910    CHECK_EQ(portIndex, kPortIndexOutput);
1911    setState(RECONFIGURING);
1912
1913    if (mQuirks & kNeedsFlushBeforeDisable) {
1914        if (!flushPortAsync(portIndex)) {
1915            onCmdComplete(OMX_CommandFlush, portIndex);
1916        }
1917    } else {
1918        disablePortAsync(portIndex);
1919    }
1920}
1921
1922bool OMXCodec::flushPortAsync(OMX_U32 portIndex) {
1923    CHECK(mState == EXECUTING || mState == RECONFIGURING
1924            || mState == EXECUTING_TO_IDLE);
1925
1926    CODEC_LOGV("flushPortAsync(%ld): we own %d out of %d buffers already.",
1927         portIndex, countBuffersWeOwn(mPortBuffers[portIndex]),
1928         mPortBuffers[portIndex].size());
1929
1930    CHECK_EQ(mPortStatus[portIndex], ENABLED);
1931    mPortStatus[portIndex] = SHUTTING_DOWN;
1932
1933    if ((mQuirks & kRequiresFlushCompleteEmulation)
1934        && countBuffersWeOwn(mPortBuffers[portIndex])
1935                == mPortBuffers[portIndex].size()) {
1936        // No flush is necessary and this component fails to send a
1937        // flush-complete event in this case.
1938
1939        return false;
1940    }
1941
1942    status_t err =
1943        mOMX->sendCommand(mNode, OMX_CommandFlush, portIndex);
1944    CHECK_EQ(err, OK);
1945
1946    return true;
1947}
1948
1949void OMXCodec::disablePortAsync(OMX_U32 portIndex) {
1950    CHECK(mState == EXECUTING || mState == RECONFIGURING);
1951
1952    CHECK_EQ(mPortStatus[portIndex], ENABLED);
1953    mPortStatus[portIndex] = DISABLING;
1954
1955    status_t err =
1956        mOMX->sendCommand(mNode, OMX_CommandPortDisable, portIndex);
1957    CHECK_EQ(err, OK);
1958
1959    freeBuffersOnPort(portIndex, true);
1960}
1961
1962void OMXCodec::enablePortAsync(OMX_U32 portIndex) {
1963    CHECK(mState == EXECUTING || mState == RECONFIGURING);
1964
1965    CHECK_EQ(mPortStatus[portIndex], DISABLED);
1966    mPortStatus[portIndex] = ENABLING;
1967
1968    status_t err =
1969        mOMX->sendCommand(mNode, OMX_CommandPortEnable, portIndex);
1970    CHECK_EQ(err, OK);
1971}
1972
1973void OMXCodec::fillOutputBuffers() {
1974    CHECK_EQ(mState, EXECUTING);
1975
1976    // This is a workaround for some decoders not properly reporting
1977    // end-of-output-stream. If we own all input buffers and also own
1978    // all output buffers and we already signalled end-of-input-stream,
1979    // the end-of-output-stream is implied.
1980    if (mSignalledEOS
1981            && countBuffersWeOwn(mPortBuffers[kPortIndexInput])
1982                == mPortBuffers[kPortIndexInput].size()
1983            && countBuffersWeOwn(mPortBuffers[kPortIndexOutput])
1984                == mPortBuffers[kPortIndexOutput].size()) {
1985        mNoMoreOutputData = true;
1986        mBufferFilled.signal();
1987
1988        return;
1989    }
1990
1991    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexOutput];
1992    for (size_t i = 0; i < buffers->size(); ++i) {
1993        fillOutputBuffer(&buffers->editItemAt(i));
1994    }
1995}
1996
1997void OMXCodec::drainInputBuffers() {
1998    CHECK(mState == EXECUTING || mState == RECONFIGURING);
1999
2000    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexInput];
2001    for (size_t i = 0; i < buffers->size(); ++i) {
2002        drainInputBuffer(&buffers->editItemAt(i));
2003    }
2004}
2005
2006void OMXCodec::drainInputBuffer(BufferInfo *info) {
2007    CHECK_EQ(info->mOwnedByComponent, false);
2008
2009    if (mSignalledEOS) {
2010        return;
2011    }
2012
2013    if (mCodecSpecificDataIndex < mCodecSpecificData.size()) {
2014        const CodecSpecificData *specific =
2015            mCodecSpecificData[mCodecSpecificDataIndex];
2016
2017        size_t size = specific->mSize;
2018
2019        if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_AVC, mMIME)
2020                && !(mQuirks & kWantsNALFragments)) {
2021            static const uint8_t kNALStartCode[4] =
2022                    { 0x00, 0x00, 0x00, 0x01 };
2023
2024            CHECK(info->mSize >= specific->mSize + 4);
2025
2026            size += 4;
2027
2028            memcpy(info->mData, kNALStartCode, 4);
2029            memcpy((uint8_t *)info->mData + 4,
2030                   specific->mData, specific->mSize);
2031        } else {
2032            CHECK(info->mSize >= specific->mSize);
2033            memcpy(info->mData, specific->mData, specific->mSize);
2034        }
2035
2036        mNoMoreOutputData = false;
2037
2038        CODEC_LOGV("calling emptyBuffer with codec specific data");
2039
2040        status_t err = mOMX->emptyBuffer(
2041                mNode, info->mBuffer, 0, size,
2042                OMX_BUFFERFLAG_ENDOFFRAME | OMX_BUFFERFLAG_CODECCONFIG,
2043                0);
2044        CHECK_EQ(err, OK);
2045
2046        info->mOwnedByComponent = true;
2047
2048        ++mCodecSpecificDataIndex;
2049        return;
2050    }
2051
2052    if (mPaused) {
2053        return;
2054    }
2055
2056    status_t err;
2057
2058    bool signalEOS = false;
2059    int64_t timestampUs = 0;
2060
2061    size_t offset = 0;
2062    int32_t n = 0;
2063    for (;;) {
2064        MediaBuffer *srcBuffer;
2065        if (mSeekTimeUs >= 0) {
2066            if (mLeftOverBuffer) {
2067                mLeftOverBuffer->release();
2068                mLeftOverBuffer = NULL;
2069            }
2070
2071            MediaSource::ReadOptions options;
2072            options.setSeekTo(mSeekTimeUs);
2073
2074            mSeekTimeUs = -1;
2075            mBufferFilled.signal();
2076
2077            err = mSource->read(&srcBuffer, &options);
2078        } else if (mLeftOverBuffer) {
2079            srcBuffer = mLeftOverBuffer;
2080            mLeftOverBuffer = NULL;
2081
2082            err = OK;
2083        } else {
2084            err = mSource->read(&srcBuffer);
2085        }
2086
2087        if (err != OK) {
2088            signalEOS = true;
2089            mFinalStatus = err;
2090            mSignalledEOS = true;
2091            break;
2092        }
2093
2094        size_t remainingBytes = info->mSize - offset;
2095
2096        if (srcBuffer->range_length() > remainingBytes) {
2097            if (offset == 0) {
2098                CODEC_LOGE(
2099                     "Codec's input buffers are too small to accomodate "
2100                     "buffer read from source (info->mSize = %d, srcLength = %d)",
2101                     info->mSize, srcBuffer->range_length());
2102
2103                srcBuffer->release();
2104                srcBuffer = NULL;
2105
2106                setState(ERROR);
2107                return;
2108            }
2109
2110            mLeftOverBuffer = srcBuffer;
2111            break;
2112        }
2113
2114        if (mIsEncoder && (mQuirks & kAvoidMemcopyInputRecordingFrames)) {
2115            CHECK(mOMXLivesLocally && offset == 0);
2116            OMX_BUFFERHEADERTYPE *header = (OMX_BUFFERHEADERTYPE *) info->mBuffer;
2117            header->pBuffer = (OMX_U8 *) srcBuffer->data() + srcBuffer->range_offset();
2118        } else {
2119            memcpy((uint8_t *)info->mData + offset,
2120                    (const uint8_t *)srcBuffer->data() + srcBuffer->range_offset(),
2121                    srcBuffer->range_length());
2122        }
2123
2124        int64_t lastBufferTimeUs;
2125        CHECK(srcBuffer->meta_data()->findInt64(kKeyTime, &lastBufferTimeUs));
2126        CHECK(timestampUs >= 0);
2127
2128        if (offset == 0) {
2129            timestampUs = lastBufferTimeUs;
2130        }
2131
2132        offset += srcBuffer->range_length();
2133
2134        srcBuffer->release();
2135        srcBuffer = NULL;
2136
2137        ++n;
2138
2139        if (!(mQuirks & kSupportsMultipleFramesPerInputBuffer)) {
2140            break;
2141        }
2142
2143        int64_t coalescedDurationUs = lastBufferTimeUs - timestampUs;
2144
2145        if (coalescedDurationUs > 250000ll) {
2146            // Don't coalesce more than 250ms worth of encoded data at once.
2147            break;
2148        }
2149    }
2150
2151    if (n > 1) {
2152        LOGV("coalesced %d frames into one input buffer", n);
2153    }
2154
2155    OMX_U32 flags = OMX_BUFFERFLAG_ENDOFFRAME;
2156
2157    if (signalEOS) {
2158        flags |= OMX_BUFFERFLAG_EOS;
2159    } else {
2160        mNoMoreOutputData = false;
2161    }
2162
2163    CODEC_LOGV("Calling emptyBuffer on buffer %p (length %d), "
2164               "timestamp %lld us (%.2f secs)",
2165               info->mBuffer, offset,
2166               timestampUs, timestampUs / 1E6);
2167
2168    err = mOMX->emptyBuffer(
2169            mNode, info->mBuffer, 0, offset,
2170            flags, timestampUs);
2171
2172    if (err != OK) {
2173        setState(ERROR);
2174        return;
2175    }
2176
2177    info->mOwnedByComponent = true;
2178
2179    // This component does not ever signal the EOS flag on output buffers,
2180    // Thanks for nothing.
2181    if (mSignalledEOS && !strcmp(mComponentName, "OMX.TI.Video.encoder")) {
2182        mNoMoreOutputData = true;
2183        mBufferFilled.signal();
2184    }
2185}
2186
2187void OMXCodec::fillOutputBuffer(BufferInfo *info) {
2188    CHECK_EQ(info->mOwnedByComponent, false);
2189
2190    if (mNoMoreOutputData) {
2191        CODEC_LOGV("There is no more output data available, not "
2192             "calling fillOutputBuffer");
2193        return;
2194    }
2195
2196    CODEC_LOGV("Calling fill_buffer on buffer %p", info->mBuffer);
2197    status_t err = mOMX->fillBuffer(mNode, info->mBuffer);
2198
2199    if (err != OK) {
2200        CODEC_LOGE("fillBuffer failed w/ error 0x%08x", err);
2201
2202        setState(ERROR);
2203        return;
2204    }
2205
2206    info->mOwnedByComponent = true;
2207}
2208
2209void OMXCodec::drainInputBuffer(IOMX::buffer_id buffer) {
2210    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexInput];
2211    for (size_t i = 0; i < buffers->size(); ++i) {
2212        if ((*buffers)[i].mBuffer == buffer) {
2213            drainInputBuffer(&buffers->editItemAt(i));
2214            return;
2215        }
2216    }
2217
2218    CHECK(!"should not be here.");
2219}
2220
2221void OMXCodec::fillOutputBuffer(IOMX::buffer_id buffer) {
2222    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexOutput];
2223    for (size_t i = 0; i < buffers->size(); ++i) {
2224        if ((*buffers)[i].mBuffer == buffer) {
2225            fillOutputBuffer(&buffers->editItemAt(i));
2226            return;
2227        }
2228    }
2229
2230    CHECK(!"should not be here.");
2231}
2232
2233void OMXCodec::setState(State newState) {
2234    mState = newState;
2235    mAsyncCompletion.signal();
2236
2237    // This may cause some spurious wakeups but is necessary to
2238    // unblock the reader if we enter ERROR state.
2239    mBufferFilled.signal();
2240}
2241
2242void OMXCodec::setRawAudioFormat(
2243        OMX_U32 portIndex, int32_t sampleRate, int32_t numChannels) {
2244
2245    // port definition
2246    OMX_PARAM_PORTDEFINITIONTYPE def;
2247    InitOMXParams(&def);
2248    def.nPortIndex = portIndex;
2249    status_t err = mOMX->getParameter(
2250            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
2251    CHECK_EQ(err, OK);
2252    def.format.audio.eEncoding = OMX_AUDIO_CodingPCM;
2253    CHECK_EQ(mOMX->setParameter(mNode, OMX_IndexParamPortDefinition,
2254            &def, sizeof(def)), OK);
2255
2256    // pcm param
2257    OMX_AUDIO_PARAM_PCMMODETYPE pcmParams;
2258    InitOMXParams(&pcmParams);
2259    pcmParams.nPortIndex = portIndex;
2260
2261    err = mOMX->getParameter(
2262            mNode, OMX_IndexParamAudioPcm, &pcmParams, sizeof(pcmParams));
2263
2264    CHECK_EQ(err, OK);
2265
2266    pcmParams.nChannels = numChannels;
2267    pcmParams.eNumData = OMX_NumericalDataSigned;
2268    pcmParams.bInterleaved = OMX_TRUE;
2269    pcmParams.nBitPerSample = 16;
2270    pcmParams.nSamplingRate = sampleRate;
2271    pcmParams.ePCMMode = OMX_AUDIO_PCMModeLinear;
2272
2273    if (numChannels == 1) {
2274        pcmParams.eChannelMapping[0] = OMX_AUDIO_ChannelCF;
2275    } else {
2276        CHECK_EQ(numChannels, 2);
2277
2278        pcmParams.eChannelMapping[0] = OMX_AUDIO_ChannelLF;
2279        pcmParams.eChannelMapping[1] = OMX_AUDIO_ChannelRF;
2280    }
2281
2282    err = mOMX->setParameter(
2283            mNode, OMX_IndexParamAudioPcm, &pcmParams, sizeof(pcmParams));
2284
2285    CHECK_EQ(err, OK);
2286}
2287
2288static OMX_AUDIO_AMRBANDMODETYPE pickModeFromBitRate(bool isAMRWB, int32_t bps) {
2289    if (isAMRWB) {
2290        if (bps <= 6600) {
2291            return OMX_AUDIO_AMRBandModeWB0;
2292        } else if (bps <= 8850) {
2293            return OMX_AUDIO_AMRBandModeWB1;
2294        } else if (bps <= 12650) {
2295            return OMX_AUDIO_AMRBandModeWB2;
2296        } else if (bps <= 14250) {
2297            return OMX_AUDIO_AMRBandModeWB3;
2298        } else if (bps <= 15850) {
2299            return OMX_AUDIO_AMRBandModeWB4;
2300        } else if (bps <= 18250) {
2301            return OMX_AUDIO_AMRBandModeWB5;
2302        } else if (bps <= 19850) {
2303            return OMX_AUDIO_AMRBandModeWB6;
2304        } else if (bps <= 23050) {
2305            return OMX_AUDIO_AMRBandModeWB7;
2306        }
2307
2308        // 23850 bps
2309        return OMX_AUDIO_AMRBandModeWB8;
2310    } else {  // AMRNB
2311        if (bps <= 4750) {
2312            return OMX_AUDIO_AMRBandModeNB0;
2313        } else if (bps <= 5150) {
2314            return OMX_AUDIO_AMRBandModeNB1;
2315        } else if (bps <= 5900) {
2316            return OMX_AUDIO_AMRBandModeNB2;
2317        } else if (bps <= 6700) {
2318            return OMX_AUDIO_AMRBandModeNB3;
2319        } else if (bps <= 7400) {
2320            return OMX_AUDIO_AMRBandModeNB4;
2321        } else if (bps <= 7950) {
2322            return OMX_AUDIO_AMRBandModeNB5;
2323        } else if (bps <= 10200) {
2324            return OMX_AUDIO_AMRBandModeNB6;
2325        }
2326
2327        // 12200 bps
2328        return OMX_AUDIO_AMRBandModeNB7;
2329    }
2330}
2331
2332void OMXCodec::setAMRFormat(bool isWAMR, int32_t bitRate) {
2333    OMX_U32 portIndex = mIsEncoder ? kPortIndexOutput : kPortIndexInput;
2334
2335    OMX_AUDIO_PARAM_AMRTYPE def;
2336    InitOMXParams(&def);
2337    def.nPortIndex = portIndex;
2338
2339    status_t err =
2340        mOMX->getParameter(mNode, OMX_IndexParamAudioAmr, &def, sizeof(def));
2341
2342    CHECK_EQ(err, OK);
2343
2344    def.eAMRFrameFormat = OMX_AUDIO_AMRFrameFormatFSF;
2345
2346    def.eAMRBandMode = pickModeFromBitRate(isWAMR, bitRate);
2347    err = mOMX->setParameter(mNode, OMX_IndexParamAudioAmr, &def, sizeof(def));
2348    CHECK_EQ(err, OK);
2349
2350    ////////////////////////
2351
2352    if (mIsEncoder) {
2353        sp<MetaData> format = mSource->getFormat();
2354        int32_t sampleRate;
2355        int32_t numChannels;
2356        CHECK(format->findInt32(kKeySampleRate, &sampleRate));
2357        CHECK(format->findInt32(kKeyChannelCount, &numChannels));
2358
2359        setRawAudioFormat(kPortIndexInput, sampleRate, numChannels);
2360    }
2361}
2362
2363void OMXCodec::setAACFormat(int32_t numChannels, int32_t sampleRate, int32_t bitRate) {
2364    CHECK(numChannels == 1 || numChannels == 2);
2365    if (mIsEncoder) {
2366        //////////////// input port ////////////////////
2367        setRawAudioFormat(kPortIndexInput, sampleRate, numChannels);
2368
2369        //////////////// output port ////////////////////
2370        // format
2371        OMX_AUDIO_PARAM_PORTFORMATTYPE format;
2372        format.nPortIndex = kPortIndexOutput;
2373        format.nIndex = 0;
2374        status_t err = OMX_ErrorNone;
2375        while (OMX_ErrorNone == err) {
2376            CHECK_EQ(mOMX->getParameter(mNode, OMX_IndexParamAudioPortFormat,
2377                    &format, sizeof(format)), OK);
2378            if (format.eEncoding == OMX_AUDIO_CodingAAC) {
2379                break;
2380            }
2381            format.nIndex++;
2382        }
2383        CHECK_EQ(OK, err);
2384        CHECK_EQ(mOMX->setParameter(mNode, OMX_IndexParamAudioPortFormat,
2385                &format, sizeof(format)), OK);
2386
2387        // port definition
2388        OMX_PARAM_PORTDEFINITIONTYPE def;
2389        InitOMXParams(&def);
2390        def.nPortIndex = kPortIndexOutput;
2391        CHECK_EQ(mOMX->getParameter(mNode, OMX_IndexParamPortDefinition,
2392                &def, sizeof(def)), OK);
2393        def.format.audio.bFlagErrorConcealment = OMX_TRUE;
2394        def.format.audio.eEncoding = OMX_AUDIO_CodingAAC;
2395        CHECK_EQ(mOMX->setParameter(mNode, OMX_IndexParamPortDefinition,
2396                &def, sizeof(def)), OK);
2397
2398        // profile
2399        OMX_AUDIO_PARAM_AACPROFILETYPE profile;
2400        InitOMXParams(&profile);
2401        profile.nPortIndex = kPortIndexOutput;
2402        CHECK_EQ(mOMX->getParameter(mNode, OMX_IndexParamAudioAac,
2403                &profile, sizeof(profile)), OK);
2404        profile.nChannels = numChannels;
2405        profile.eChannelMode = (numChannels == 1?
2406                OMX_AUDIO_ChannelModeMono: OMX_AUDIO_ChannelModeStereo);
2407        profile.nSampleRate = sampleRate;
2408        profile.nBitRate = bitRate;
2409        profile.nAudioBandWidth = 0;
2410        profile.nFrameLength = 0;
2411        profile.nAACtools = OMX_AUDIO_AACToolAll;
2412        profile.nAACERtools = OMX_AUDIO_AACERNone;
2413        profile.eAACProfile = OMX_AUDIO_AACObjectLC;
2414        profile.eAACStreamFormat = OMX_AUDIO_AACStreamFormatMP4FF;
2415        CHECK_EQ(mOMX->setParameter(mNode, OMX_IndexParamAudioAac,
2416                &profile, sizeof(profile)), OK);
2417
2418    } else {
2419        OMX_AUDIO_PARAM_AACPROFILETYPE profile;
2420        InitOMXParams(&profile);
2421        profile.nPortIndex = kPortIndexInput;
2422
2423        status_t err = mOMX->getParameter(
2424                mNode, OMX_IndexParamAudioAac, &profile, sizeof(profile));
2425        CHECK_EQ(err, OK);
2426
2427        profile.nChannels = numChannels;
2428        profile.nSampleRate = sampleRate;
2429        profile.eAACStreamFormat = OMX_AUDIO_AACStreamFormatMP4ADTS;
2430
2431        err = mOMX->setParameter(
2432                mNode, OMX_IndexParamAudioAac, &profile, sizeof(profile));
2433        CHECK_EQ(err, OK);
2434    }
2435}
2436
2437void OMXCodec::setImageOutputFormat(
2438        OMX_COLOR_FORMATTYPE format, OMX_U32 width, OMX_U32 height) {
2439    CODEC_LOGV("setImageOutputFormat(%ld, %ld)", width, height);
2440
2441#if 0
2442    OMX_INDEXTYPE index;
2443    status_t err = mOMX->get_extension_index(
2444            mNode, "OMX.TI.JPEG.decode.Config.OutputColorFormat", &index);
2445    CHECK_EQ(err, OK);
2446
2447    err = mOMX->set_config(mNode, index, &format, sizeof(format));
2448    CHECK_EQ(err, OK);
2449#endif
2450
2451    OMX_PARAM_PORTDEFINITIONTYPE def;
2452    InitOMXParams(&def);
2453    def.nPortIndex = kPortIndexOutput;
2454
2455    status_t err = mOMX->getParameter(
2456            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
2457    CHECK_EQ(err, OK);
2458
2459    CHECK_EQ(def.eDomain, OMX_PortDomainImage);
2460
2461    OMX_IMAGE_PORTDEFINITIONTYPE *imageDef = &def.format.image;
2462
2463    CHECK_EQ(imageDef->eCompressionFormat, OMX_IMAGE_CodingUnused);
2464    imageDef->eColorFormat = format;
2465    imageDef->nFrameWidth = width;
2466    imageDef->nFrameHeight = height;
2467
2468    switch (format) {
2469        case OMX_COLOR_FormatYUV420PackedPlanar:
2470        case OMX_COLOR_FormatYUV411Planar:
2471        {
2472            def.nBufferSize = (width * height * 3) / 2;
2473            break;
2474        }
2475
2476        case OMX_COLOR_FormatCbYCrY:
2477        {
2478            def.nBufferSize = width * height * 2;
2479            break;
2480        }
2481
2482        case OMX_COLOR_Format32bitARGB8888:
2483        {
2484            def.nBufferSize = width * height * 4;
2485            break;
2486        }
2487
2488        case OMX_COLOR_Format16bitARGB4444:
2489        case OMX_COLOR_Format16bitARGB1555:
2490        case OMX_COLOR_Format16bitRGB565:
2491        case OMX_COLOR_Format16bitBGR565:
2492        {
2493            def.nBufferSize = width * height * 2;
2494            break;
2495        }
2496
2497        default:
2498            CHECK(!"Should not be here. Unknown color format.");
2499            break;
2500    }
2501
2502    def.nBufferCountActual = def.nBufferCountMin;
2503
2504    err = mOMX->setParameter(
2505            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
2506    CHECK_EQ(err, OK);
2507}
2508
2509void OMXCodec::setJPEGInputFormat(
2510        OMX_U32 width, OMX_U32 height, OMX_U32 compressedSize) {
2511    OMX_PARAM_PORTDEFINITIONTYPE def;
2512    InitOMXParams(&def);
2513    def.nPortIndex = kPortIndexInput;
2514
2515    status_t err = mOMX->getParameter(
2516            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
2517    CHECK_EQ(err, OK);
2518
2519    CHECK_EQ(def.eDomain, OMX_PortDomainImage);
2520    OMX_IMAGE_PORTDEFINITIONTYPE *imageDef = &def.format.image;
2521
2522    CHECK_EQ(imageDef->eCompressionFormat, OMX_IMAGE_CodingJPEG);
2523    imageDef->nFrameWidth = width;
2524    imageDef->nFrameHeight = height;
2525
2526    def.nBufferSize = compressedSize;
2527    def.nBufferCountActual = def.nBufferCountMin;
2528
2529    err = mOMX->setParameter(
2530            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
2531    CHECK_EQ(err, OK);
2532}
2533
2534void OMXCodec::addCodecSpecificData(const void *data, size_t size) {
2535    CodecSpecificData *specific =
2536        (CodecSpecificData *)malloc(sizeof(CodecSpecificData) + size - 1);
2537
2538    specific->mSize = size;
2539    memcpy(specific->mData, data, size);
2540
2541    mCodecSpecificData.push(specific);
2542}
2543
2544void OMXCodec::clearCodecSpecificData() {
2545    for (size_t i = 0; i < mCodecSpecificData.size(); ++i) {
2546        free(mCodecSpecificData.editItemAt(i));
2547    }
2548    mCodecSpecificData.clear();
2549    mCodecSpecificDataIndex = 0;
2550}
2551
2552status_t OMXCodec::start(MetaData *meta) {
2553    Mutex::Autolock autoLock(mLock);
2554
2555    if (mState != LOADED) {
2556        return UNKNOWN_ERROR;
2557    }
2558
2559    sp<MetaData> params = new MetaData;
2560    if (mQuirks & kWantsNALFragments) {
2561        params->setInt32(kKeyWantsNALFragments, true);
2562    }
2563    if (meta) {
2564        int64_t startTimeUs = 0;
2565        int64_t timeUs;
2566        if (meta->findInt64(kKeyTime, &timeUs)) {
2567            startTimeUs = timeUs;
2568        }
2569        params->setInt64(kKeyTime, startTimeUs);
2570    }
2571    status_t err = mSource->start(params.get());
2572
2573    if (err != OK) {
2574        return err;
2575    }
2576
2577    mCodecSpecificDataIndex = 0;
2578    mInitialBufferSubmit = true;
2579    mSignalledEOS = false;
2580    mNoMoreOutputData = false;
2581    mOutputPortSettingsHaveChanged = false;
2582    mSeekTimeUs = -1;
2583    mFilledBuffers.clear();
2584    mPaused = false;
2585
2586    return init();
2587}
2588
2589status_t OMXCodec::stop() {
2590    CODEC_LOGV("stop mState=%d", mState);
2591
2592    Mutex::Autolock autoLock(mLock);
2593
2594    while (isIntermediateState(mState)) {
2595        mAsyncCompletion.wait(mLock);
2596    }
2597
2598    switch (mState) {
2599        case LOADED:
2600        case ERROR:
2601            break;
2602
2603        case EXECUTING:
2604        {
2605            setState(EXECUTING_TO_IDLE);
2606
2607            if (mQuirks & kRequiresFlushBeforeShutdown) {
2608                CODEC_LOGV("This component requires a flush before transitioning "
2609                     "from EXECUTING to IDLE...");
2610
2611                bool emulateInputFlushCompletion =
2612                    !flushPortAsync(kPortIndexInput);
2613
2614                bool emulateOutputFlushCompletion =
2615                    !flushPortAsync(kPortIndexOutput);
2616
2617                if (emulateInputFlushCompletion) {
2618                    onCmdComplete(OMX_CommandFlush, kPortIndexInput);
2619                }
2620
2621                if (emulateOutputFlushCompletion) {
2622                    onCmdComplete(OMX_CommandFlush, kPortIndexOutput);
2623                }
2624            } else {
2625                mPortStatus[kPortIndexInput] = SHUTTING_DOWN;
2626                mPortStatus[kPortIndexOutput] = SHUTTING_DOWN;
2627
2628                status_t err =
2629                    mOMX->sendCommand(mNode, OMX_CommandStateSet, OMX_StateIdle);
2630                CHECK_EQ(err, OK);
2631            }
2632
2633            while (mState != LOADED && mState != ERROR) {
2634                mAsyncCompletion.wait(mLock);
2635            }
2636
2637            break;
2638        }
2639
2640        default:
2641        {
2642            CHECK(!"should not be here.");
2643            break;
2644        }
2645    }
2646
2647    if (mLeftOverBuffer) {
2648        mLeftOverBuffer->release();
2649        mLeftOverBuffer = NULL;
2650    }
2651
2652    mSource->stop();
2653
2654    CODEC_LOGV("stopped");
2655
2656    return OK;
2657}
2658
2659sp<MetaData> OMXCodec::getFormat() {
2660    Mutex::Autolock autoLock(mLock);
2661
2662    return mOutputFormat;
2663}
2664
2665status_t OMXCodec::read(
2666        MediaBuffer **buffer, const ReadOptions *options) {
2667    *buffer = NULL;
2668
2669    Mutex::Autolock autoLock(mLock);
2670
2671    if (mState != EXECUTING && mState != RECONFIGURING) {
2672        return UNKNOWN_ERROR;
2673    }
2674
2675    bool seeking = false;
2676    int64_t seekTimeUs;
2677    if (options && options->getSeekTo(&seekTimeUs)) {
2678        seeking = true;
2679    }
2680
2681    if (mInitialBufferSubmit) {
2682        mInitialBufferSubmit = false;
2683
2684        if (seeking) {
2685            CHECK(seekTimeUs >= 0);
2686            mSeekTimeUs = seekTimeUs;
2687
2688            // There's no reason to trigger the code below, there's
2689            // nothing to flush yet.
2690            seeking = false;
2691            mPaused = false;
2692        }
2693
2694        drainInputBuffers();
2695
2696        if (mState == EXECUTING) {
2697            // Otherwise mState == RECONFIGURING and this code will trigger
2698            // after the output port is reenabled.
2699            fillOutputBuffers();
2700        }
2701    }
2702
2703    if (seeking) {
2704        CODEC_LOGV("seeking to %lld us (%.2f secs)", seekTimeUs, seekTimeUs / 1E6);
2705
2706        mSignalledEOS = false;
2707
2708        CHECK(seekTimeUs >= 0);
2709        mSeekTimeUs = seekTimeUs;
2710
2711        mFilledBuffers.clear();
2712
2713        CHECK_EQ(mState, EXECUTING);
2714
2715        bool emulateInputFlushCompletion = !flushPortAsync(kPortIndexInput);
2716        bool emulateOutputFlushCompletion = !flushPortAsync(kPortIndexOutput);
2717
2718        if (emulateInputFlushCompletion) {
2719            onCmdComplete(OMX_CommandFlush, kPortIndexInput);
2720        }
2721
2722        if (emulateOutputFlushCompletion) {
2723            onCmdComplete(OMX_CommandFlush, kPortIndexOutput);
2724        }
2725
2726        while (mSeekTimeUs >= 0) {
2727            mBufferFilled.wait(mLock);
2728        }
2729    }
2730
2731    while (mState != ERROR && !mNoMoreOutputData && mFilledBuffers.empty()) {
2732        mBufferFilled.wait(mLock);
2733    }
2734
2735    if (mState == ERROR) {
2736        return UNKNOWN_ERROR;
2737    }
2738
2739    if (mFilledBuffers.empty()) {
2740        return mSignalledEOS ? mFinalStatus : ERROR_END_OF_STREAM;
2741    }
2742
2743    if (mOutputPortSettingsHaveChanged) {
2744        mOutputPortSettingsHaveChanged = false;
2745
2746        return INFO_FORMAT_CHANGED;
2747    }
2748
2749    size_t index = *mFilledBuffers.begin();
2750    mFilledBuffers.erase(mFilledBuffers.begin());
2751
2752    BufferInfo *info = &mPortBuffers[kPortIndexOutput].editItemAt(index);
2753    info->mMediaBuffer->add_ref();
2754    *buffer = info->mMediaBuffer;
2755
2756    return OK;
2757}
2758
2759void OMXCodec::signalBufferReturned(MediaBuffer *buffer) {
2760    Mutex::Autolock autoLock(mLock);
2761
2762    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexOutput];
2763    for (size_t i = 0; i < buffers->size(); ++i) {
2764        BufferInfo *info = &buffers->editItemAt(i);
2765
2766        if (info->mMediaBuffer == buffer) {
2767            CHECK_EQ(mPortStatus[kPortIndexOutput], ENABLED);
2768            fillOutputBuffer(info);
2769            return;
2770        }
2771    }
2772
2773    CHECK(!"should not be here.");
2774}
2775
2776static const char *imageCompressionFormatString(OMX_IMAGE_CODINGTYPE type) {
2777    static const char *kNames[] = {
2778        "OMX_IMAGE_CodingUnused",
2779        "OMX_IMAGE_CodingAutoDetect",
2780        "OMX_IMAGE_CodingJPEG",
2781        "OMX_IMAGE_CodingJPEG2K",
2782        "OMX_IMAGE_CodingEXIF",
2783        "OMX_IMAGE_CodingTIFF",
2784        "OMX_IMAGE_CodingGIF",
2785        "OMX_IMAGE_CodingPNG",
2786        "OMX_IMAGE_CodingLZW",
2787        "OMX_IMAGE_CodingBMP",
2788    };
2789
2790    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
2791
2792    if (type < 0 || (size_t)type >= numNames) {
2793        return "UNKNOWN";
2794    } else {
2795        return kNames[type];
2796    }
2797}
2798
2799static const char *colorFormatString(OMX_COLOR_FORMATTYPE type) {
2800    static const char *kNames[] = {
2801        "OMX_COLOR_FormatUnused",
2802        "OMX_COLOR_FormatMonochrome",
2803        "OMX_COLOR_Format8bitRGB332",
2804        "OMX_COLOR_Format12bitRGB444",
2805        "OMX_COLOR_Format16bitARGB4444",
2806        "OMX_COLOR_Format16bitARGB1555",
2807        "OMX_COLOR_Format16bitRGB565",
2808        "OMX_COLOR_Format16bitBGR565",
2809        "OMX_COLOR_Format18bitRGB666",
2810        "OMX_COLOR_Format18bitARGB1665",
2811        "OMX_COLOR_Format19bitARGB1666",
2812        "OMX_COLOR_Format24bitRGB888",
2813        "OMX_COLOR_Format24bitBGR888",
2814        "OMX_COLOR_Format24bitARGB1887",
2815        "OMX_COLOR_Format25bitARGB1888",
2816        "OMX_COLOR_Format32bitBGRA8888",
2817        "OMX_COLOR_Format32bitARGB8888",
2818        "OMX_COLOR_FormatYUV411Planar",
2819        "OMX_COLOR_FormatYUV411PackedPlanar",
2820        "OMX_COLOR_FormatYUV420Planar",
2821        "OMX_COLOR_FormatYUV420PackedPlanar",
2822        "OMX_COLOR_FormatYUV420SemiPlanar",
2823        "OMX_COLOR_FormatYUV422Planar",
2824        "OMX_COLOR_FormatYUV422PackedPlanar",
2825        "OMX_COLOR_FormatYUV422SemiPlanar",
2826        "OMX_COLOR_FormatYCbYCr",
2827        "OMX_COLOR_FormatYCrYCb",
2828        "OMX_COLOR_FormatCbYCrY",
2829        "OMX_COLOR_FormatCrYCbY",
2830        "OMX_COLOR_FormatYUV444Interleaved",
2831        "OMX_COLOR_FormatRawBayer8bit",
2832        "OMX_COLOR_FormatRawBayer10bit",
2833        "OMX_COLOR_FormatRawBayer8bitcompressed",
2834        "OMX_COLOR_FormatL2",
2835        "OMX_COLOR_FormatL4",
2836        "OMX_COLOR_FormatL8",
2837        "OMX_COLOR_FormatL16",
2838        "OMX_COLOR_FormatL24",
2839        "OMX_COLOR_FormatL32",
2840        "OMX_COLOR_FormatYUV420PackedSemiPlanar",
2841        "OMX_COLOR_FormatYUV422PackedSemiPlanar",
2842        "OMX_COLOR_Format18BitBGR666",
2843        "OMX_COLOR_Format24BitARGB6666",
2844        "OMX_COLOR_Format24BitABGR6666",
2845    };
2846
2847    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
2848
2849    if (type == OMX_QCOM_COLOR_FormatYVU420SemiPlanar) {
2850        return "OMX_QCOM_COLOR_FormatYVU420SemiPlanar";
2851    } else if (type < 0 || (size_t)type >= numNames) {
2852        return "UNKNOWN";
2853    } else {
2854        return kNames[type];
2855    }
2856}
2857
2858static const char *videoCompressionFormatString(OMX_VIDEO_CODINGTYPE type) {
2859    static const char *kNames[] = {
2860        "OMX_VIDEO_CodingUnused",
2861        "OMX_VIDEO_CodingAutoDetect",
2862        "OMX_VIDEO_CodingMPEG2",
2863        "OMX_VIDEO_CodingH263",
2864        "OMX_VIDEO_CodingMPEG4",
2865        "OMX_VIDEO_CodingWMV",
2866        "OMX_VIDEO_CodingRV",
2867        "OMX_VIDEO_CodingAVC",
2868        "OMX_VIDEO_CodingMJPEG",
2869    };
2870
2871    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
2872
2873    if (type < 0 || (size_t)type >= numNames) {
2874        return "UNKNOWN";
2875    } else {
2876        return kNames[type];
2877    }
2878}
2879
2880static const char *audioCodingTypeString(OMX_AUDIO_CODINGTYPE type) {
2881    static const char *kNames[] = {
2882        "OMX_AUDIO_CodingUnused",
2883        "OMX_AUDIO_CodingAutoDetect",
2884        "OMX_AUDIO_CodingPCM",
2885        "OMX_AUDIO_CodingADPCM",
2886        "OMX_AUDIO_CodingAMR",
2887        "OMX_AUDIO_CodingGSMFR",
2888        "OMX_AUDIO_CodingGSMEFR",
2889        "OMX_AUDIO_CodingGSMHR",
2890        "OMX_AUDIO_CodingPDCFR",
2891        "OMX_AUDIO_CodingPDCEFR",
2892        "OMX_AUDIO_CodingPDCHR",
2893        "OMX_AUDIO_CodingTDMAFR",
2894        "OMX_AUDIO_CodingTDMAEFR",
2895        "OMX_AUDIO_CodingQCELP8",
2896        "OMX_AUDIO_CodingQCELP13",
2897        "OMX_AUDIO_CodingEVRC",
2898        "OMX_AUDIO_CodingSMV",
2899        "OMX_AUDIO_CodingG711",
2900        "OMX_AUDIO_CodingG723",
2901        "OMX_AUDIO_CodingG726",
2902        "OMX_AUDIO_CodingG729",
2903        "OMX_AUDIO_CodingAAC",
2904        "OMX_AUDIO_CodingMP3",
2905        "OMX_AUDIO_CodingSBC",
2906        "OMX_AUDIO_CodingVORBIS",
2907        "OMX_AUDIO_CodingWMA",
2908        "OMX_AUDIO_CodingRA",
2909        "OMX_AUDIO_CodingMIDI",
2910    };
2911
2912    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
2913
2914    if (type < 0 || (size_t)type >= numNames) {
2915        return "UNKNOWN";
2916    } else {
2917        return kNames[type];
2918    }
2919}
2920
2921static const char *audioPCMModeString(OMX_AUDIO_PCMMODETYPE type) {
2922    static const char *kNames[] = {
2923        "OMX_AUDIO_PCMModeLinear",
2924        "OMX_AUDIO_PCMModeALaw",
2925        "OMX_AUDIO_PCMModeMULaw",
2926    };
2927
2928    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
2929
2930    if (type < 0 || (size_t)type >= numNames) {
2931        return "UNKNOWN";
2932    } else {
2933        return kNames[type];
2934    }
2935}
2936
2937static const char *amrBandModeString(OMX_AUDIO_AMRBANDMODETYPE type) {
2938    static const char *kNames[] = {
2939        "OMX_AUDIO_AMRBandModeUnused",
2940        "OMX_AUDIO_AMRBandModeNB0",
2941        "OMX_AUDIO_AMRBandModeNB1",
2942        "OMX_AUDIO_AMRBandModeNB2",
2943        "OMX_AUDIO_AMRBandModeNB3",
2944        "OMX_AUDIO_AMRBandModeNB4",
2945        "OMX_AUDIO_AMRBandModeNB5",
2946        "OMX_AUDIO_AMRBandModeNB6",
2947        "OMX_AUDIO_AMRBandModeNB7",
2948        "OMX_AUDIO_AMRBandModeWB0",
2949        "OMX_AUDIO_AMRBandModeWB1",
2950        "OMX_AUDIO_AMRBandModeWB2",
2951        "OMX_AUDIO_AMRBandModeWB3",
2952        "OMX_AUDIO_AMRBandModeWB4",
2953        "OMX_AUDIO_AMRBandModeWB5",
2954        "OMX_AUDIO_AMRBandModeWB6",
2955        "OMX_AUDIO_AMRBandModeWB7",
2956        "OMX_AUDIO_AMRBandModeWB8",
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
2968static const char *amrFrameFormatString(OMX_AUDIO_AMRFRAMEFORMATTYPE type) {
2969    static const char *kNames[] = {
2970        "OMX_AUDIO_AMRFrameFormatConformance",
2971        "OMX_AUDIO_AMRFrameFormatIF1",
2972        "OMX_AUDIO_AMRFrameFormatIF2",
2973        "OMX_AUDIO_AMRFrameFormatFSF",
2974        "OMX_AUDIO_AMRFrameFormatRTPPayload",
2975        "OMX_AUDIO_AMRFrameFormatITU",
2976    };
2977
2978    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
2979
2980    if (type < 0 || (size_t)type >= numNames) {
2981        return "UNKNOWN";
2982    } else {
2983        return kNames[type];
2984    }
2985}
2986
2987void OMXCodec::dumpPortStatus(OMX_U32 portIndex) {
2988    OMX_PARAM_PORTDEFINITIONTYPE def;
2989    InitOMXParams(&def);
2990    def.nPortIndex = portIndex;
2991
2992    status_t err = mOMX->getParameter(
2993            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
2994    CHECK_EQ(err, OK);
2995
2996    printf("%s Port = {\n", portIndex == kPortIndexInput ? "Input" : "Output");
2997
2998    CHECK((portIndex == kPortIndexInput && def.eDir == OMX_DirInput)
2999          || (portIndex == kPortIndexOutput && def.eDir == OMX_DirOutput));
3000
3001    printf("  nBufferCountActual = %ld\n", def.nBufferCountActual);
3002    printf("  nBufferCountMin = %ld\n", def.nBufferCountMin);
3003    printf("  nBufferSize = %ld\n", def.nBufferSize);
3004
3005    switch (def.eDomain) {
3006        case OMX_PortDomainImage:
3007        {
3008            const OMX_IMAGE_PORTDEFINITIONTYPE *imageDef = &def.format.image;
3009
3010            printf("\n");
3011            printf("  // Image\n");
3012            printf("  nFrameWidth = %ld\n", imageDef->nFrameWidth);
3013            printf("  nFrameHeight = %ld\n", imageDef->nFrameHeight);
3014            printf("  nStride = %ld\n", imageDef->nStride);
3015
3016            printf("  eCompressionFormat = %s\n",
3017                   imageCompressionFormatString(imageDef->eCompressionFormat));
3018
3019            printf("  eColorFormat = %s\n",
3020                   colorFormatString(imageDef->eColorFormat));
3021
3022            break;
3023        }
3024
3025        case OMX_PortDomainVideo:
3026        {
3027            OMX_VIDEO_PORTDEFINITIONTYPE *videoDef = &def.format.video;
3028
3029            printf("\n");
3030            printf("  // Video\n");
3031            printf("  nFrameWidth = %ld\n", videoDef->nFrameWidth);
3032            printf("  nFrameHeight = %ld\n", videoDef->nFrameHeight);
3033            printf("  nStride = %ld\n", videoDef->nStride);
3034
3035            printf("  eCompressionFormat = %s\n",
3036                   videoCompressionFormatString(videoDef->eCompressionFormat));
3037
3038            printf("  eColorFormat = %s\n",
3039                   colorFormatString(videoDef->eColorFormat));
3040
3041            break;
3042        }
3043
3044        case OMX_PortDomainAudio:
3045        {
3046            OMX_AUDIO_PORTDEFINITIONTYPE *audioDef = &def.format.audio;
3047
3048            printf("\n");
3049            printf("  // Audio\n");
3050            printf("  eEncoding = %s\n",
3051                   audioCodingTypeString(audioDef->eEncoding));
3052
3053            if (audioDef->eEncoding == OMX_AUDIO_CodingPCM) {
3054                OMX_AUDIO_PARAM_PCMMODETYPE params;
3055                InitOMXParams(&params);
3056                params.nPortIndex = portIndex;
3057
3058                err = mOMX->getParameter(
3059                        mNode, OMX_IndexParamAudioPcm, &params, sizeof(params));
3060                CHECK_EQ(err, OK);
3061
3062                printf("  nSamplingRate = %ld\n", params.nSamplingRate);
3063                printf("  nChannels = %ld\n", params.nChannels);
3064                printf("  bInterleaved = %d\n", params.bInterleaved);
3065                printf("  nBitPerSample = %ld\n", params.nBitPerSample);
3066
3067                printf("  eNumData = %s\n",
3068                       params.eNumData == OMX_NumericalDataSigned
3069                        ? "signed" : "unsigned");
3070
3071                printf("  ePCMMode = %s\n", audioPCMModeString(params.ePCMMode));
3072            } else if (audioDef->eEncoding == OMX_AUDIO_CodingAMR) {
3073                OMX_AUDIO_PARAM_AMRTYPE amr;
3074                InitOMXParams(&amr);
3075                amr.nPortIndex = portIndex;
3076
3077                err = mOMX->getParameter(
3078                        mNode, OMX_IndexParamAudioAmr, &amr, sizeof(amr));
3079                CHECK_EQ(err, OK);
3080
3081                printf("  nChannels = %ld\n", amr.nChannels);
3082                printf("  eAMRBandMode = %s\n",
3083                        amrBandModeString(amr.eAMRBandMode));
3084                printf("  eAMRFrameFormat = %s\n",
3085                        amrFrameFormatString(amr.eAMRFrameFormat));
3086            }
3087
3088            break;
3089        }
3090
3091        default:
3092        {
3093            printf("  // Unknown\n");
3094            break;
3095        }
3096    }
3097
3098    printf("}\n");
3099}
3100
3101void OMXCodec::initOutputFormat(const sp<MetaData> &inputFormat) {
3102    mOutputFormat = new MetaData;
3103    mOutputFormat->setCString(kKeyDecoderComponent, mComponentName);
3104
3105    OMX_PARAM_PORTDEFINITIONTYPE def;
3106    InitOMXParams(&def);
3107    def.nPortIndex = kPortIndexOutput;
3108
3109    status_t err = mOMX->getParameter(
3110            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
3111    CHECK_EQ(err, OK);
3112
3113    switch (def.eDomain) {
3114        case OMX_PortDomainImage:
3115        {
3116            OMX_IMAGE_PORTDEFINITIONTYPE *imageDef = &def.format.image;
3117            CHECK_EQ(imageDef->eCompressionFormat, OMX_IMAGE_CodingUnused);
3118
3119            mOutputFormat->setCString(kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_RAW);
3120            mOutputFormat->setInt32(kKeyColorFormat, imageDef->eColorFormat);
3121            mOutputFormat->setInt32(kKeyWidth, imageDef->nFrameWidth);
3122            mOutputFormat->setInt32(kKeyHeight, imageDef->nFrameHeight);
3123            break;
3124        }
3125
3126        case OMX_PortDomainAudio:
3127        {
3128            OMX_AUDIO_PORTDEFINITIONTYPE *audio_def = &def.format.audio;
3129
3130            if (audio_def->eEncoding == OMX_AUDIO_CodingPCM) {
3131                OMX_AUDIO_PARAM_PCMMODETYPE params;
3132                InitOMXParams(&params);
3133                params.nPortIndex = kPortIndexOutput;
3134
3135                err = mOMX->getParameter(
3136                        mNode, OMX_IndexParamAudioPcm, &params, sizeof(params));
3137                CHECK_EQ(err, OK);
3138
3139                CHECK_EQ(params.eNumData, OMX_NumericalDataSigned);
3140                CHECK_EQ(params.nBitPerSample, 16);
3141                CHECK_EQ(params.ePCMMode, OMX_AUDIO_PCMModeLinear);
3142
3143                int32_t numChannels, sampleRate;
3144                inputFormat->findInt32(kKeyChannelCount, &numChannels);
3145                inputFormat->findInt32(kKeySampleRate, &sampleRate);
3146
3147                if ((OMX_U32)numChannels != params.nChannels) {
3148                    LOGW("Codec outputs a different number of channels than "
3149                         "the input stream contains (contains %d channels, "
3150                         "codec outputs %ld channels).",
3151                         numChannels, params.nChannels);
3152                }
3153
3154                mOutputFormat->setCString(
3155                        kKeyMIMEType, MEDIA_MIMETYPE_AUDIO_RAW);
3156
3157                // Use the codec-advertised number of channels, as some
3158                // codecs appear to output stereo even if the input data is
3159                // mono. If we know the codec lies about this information,
3160                // use the actual number of channels instead.
3161                mOutputFormat->setInt32(
3162                        kKeyChannelCount,
3163                        (mQuirks & kDecoderLiesAboutNumberOfChannels)
3164                            ? numChannels : params.nChannels);
3165
3166                // The codec-reported sampleRate is not reliable...
3167                mOutputFormat->setInt32(kKeySampleRate, sampleRate);
3168            } else if (audio_def->eEncoding == OMX_AUDIO_CodingAMR) {
3169                OMX_AUDIO_PARAM_AMRTYPE amr;
3170                InitOMXParams(&amr);
3171                amr.nPortIndex = kPortIndexOutput;
3172
3173                err = mOMX->getParameter(
3174                        mNode, OMX_IndexParamAudioAmr, &amr, sizeof(amr));
3175                CHECK_EQ(err, OK);
3176
3177                CHECK_EQ(amr.nChannels, 1);
3178                mOutputFormat->setInt32(kKeyChannelCount, 1);
3179
3180                if (amr.eAMRBandMode >= OMX_AUDIO_AMRBandModeNB0
3181                    && amr.eAMRBandMode <= OMX_AUDIO_AMRBandModeNB7) {
3182                    mOutputFormat->setCString(
3183                            kKeyMIMEType, MEDIA_MIMETYPE_AUDIO_AMR_NB);
3184                    mOutputFormat->setInt32(kKeySampleRate, 8000);
3185                } else if (amr.eAMRBandMode >= OMX_AUDIO_AMRBandModeWB0
3186                            && amr.eAMRBandMode <= OMX_AUDIO_AMRBandModeWB8) {
3187                    mOutputFormat->setCString(
3188                            kKeyMIMEType, MEDIA_MIMETYPE_AUDIO_AMR_WB);
3189                    mOutputFormat->setInt32(kKeySampleRate, 16000);
3190                } else {
3191                    CHECK(!"Unknown AMR band mode.");
3192                }
3193            } else if (audio_def->eEncoding == OMX_AUDIO_CodingAAC) {
3194                mOutputFormat->setCString(
3195                        kKeyMIMEType, MEDIA_MIMETYPE_AUDIO_AAC);
3196                int32_t numChannels, sampleRate, bitRate;
3197                inputFormat->findInt32(kKeyChannelCount, &numChannels);
3198                inputFormat->findInt32(kKeySampleRate, &sampleRate);
3199                inputFormat->findInt32(kKeyBitRate, &bitRate);
3200                mOutputFormat->setInt32(kKeyChannelCount, numChannels);
3201                mOutputFormat->setInt32(kKeySampleRate, sampleRate);
3202                mOutputFormat->setInt32(kKeyBitRate, bitRate);
3203            } else {
3204                CHECK(!"Should not be here. Unknown audio encoding.");
3205            }
3206            break;
3207        }
3208
3209        case OMX_PortDomainVideo:
3210        {
3211            OMX_VIDEO_PORTDEFINITIONTYPE *video_def = &def.format.video;
3212
3213            if (video_def->eCompressionFormat == OMX_VIDEO_CodingUnused) {
3214                mOutputFormat->setCString(
3215                        kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_RAW);
3216            } else if (video_def->eCompressionFormat == OMX_VIDEO_CodingMPEG4) {
3217                mOutputFormat->setCString(
3218                        kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_MPEG4);
3219            } else if (video_def->eCompressionFormat == OMX_VIDEO_CodingH263) {
3220                mOutputFormat->setCString(
3221                        kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_H263);
3222            } else if (video_def->eCompressionFormat == OMX_VIDEO_CodingAVC) {
3223                mOutputFormat->setCString(
3224                        kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_AVC);
3225            } else {
3226                CHECK(!"Unknown compression format.");
3227            }
3228
3229            if (!strcmp(mComponentName, "OMX.PV.avcdec")) {
3230                // This component appears to be lying to me.
3231                mOutputFormat->setInt32(
3232                        kKeyWidth, (video_def->nFrameWidth + 15) & -16);
3233                mOutputFormat->setInt32(
3234                        kKeyHeight, (video_def->nFrameHeight + 15) & -16);
3235            } else {
3236                mOutputFormat->setInt32(kKeyWidth, video_def->nFrameWidth);
3237                mOutputFormat->setInt32(kKeyHeight, video_def->nFrameHeight);
3238            }
3239
3240            mOutputFormat->setInt32(kKeyColorFormat, video_def->eColorFormat);
3241            break;
3242        }
3243
3244        default:
3245        {
3246            CHECK(!"should not be here, neither audio nor video.");
3247            break;
3248        }
3249    }
3250}
3251
3252status_t OMXCodec::pause() {
3253    Mutex::Autolock autoLock(mLock);
3254
3255    mPaused = true;
3256
3257    return OK;
3258}
3259
3260////////////////////////////////////////////////////////////////////////////////
3261
3262status_t QueryCodecs(
3263        const sp<IOMX> &omx,
3264        const char *mime, bool queryDecoders,
3265        Vector<CodecCapabilities> *results) {
3266    results->clear();
3267
3268    for (int index = 0;; ++index) {
3269        const char *componentName;
3270
3271        if (!queryDecoders) {
3272            componentName = GetCodec(
3273                    kEncoderInfo, sizeof(kEncoderInfo) / sizeof(kEncoderInfo[0]),
3274                    mime, index);
3275        } else {
3276            componentName = GetCodec(
3277                    kDecoderInfo, sizeof(kDecoderInfo) / sizeof(kDecoderInfo[0]),
3278                    mime, index);
3279        }
3280
3281        if (!componentName) {
3282            return OK;
3283        }
3284
3285        if (strncmp(componentName, "OMX.", 4)) {
3286            // Not an OpenMax component but a software codec.
3287
3288            results->push();
3289            CodecCapabilities *caps = &results->editItemAt(results->size() - 1);
3290            caps->mComponentName = componentName;
3291
3292            continue;
3293        }
3294
3295        sp<OMXCodecObserver> observer = new OMXCodecObserver;
3296        IOMX::node_id node;
3297        status_t err = omx->allocateNode(componentName, observer, &node);
3298
3299        if (err != OK) {
3300            continue;
3301        }
3302
3303        OMXCodec::setComponentRole(omx, node, !queryDecoders, mime);
3304
3305        results->push();
3306        CodecCapabilities *caps = &results->editItemAt(results->size() - 1);
3307        caps->mComponentName = componentName;
3308
3309        OMX_VIDEO_PARAM_PROFILELEVELTYPE param;
3310        InitOMXParams(&param);
3311
3312        param.nPortIndex = queryDecoders ? 0 : 1;
3313
3314        for (param.nProfileIndex = 0;; ++param.nProfileIndex) {
3315            err = omx->getParameter(
3316                    node, OMX_IndexParamVideoProfileLevelQuerySupported,
3317                    &param, sizeof(param));
3318
3319            if (err != OK) {
3320                break;
3321            }
3322
3323            CodecProfileLevel profileLevel;
3324            profileLevel.mProfile = param.eProfile;
3325            profileLevel.mLevel = param.eLevel;
3326
3327            caps->mProfileLevels.push(profileLevel);
3328        }
3329
3330        CHECK_EQ(omx->freeNode(node), OK);
3331    }
3332}
3333
3334}  // namespace android
3335