OMXCodec.cpp revision d329e21495eda9dbc531fdd0c26c77f1593ac3f4 
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            CHECK_EQ(setupH263EncoderParameters(meta), OK);
853            break;
854
855        case OMX_VIDEO_CodingAVC:
856        {
857            CHECK_EQ(setupAVCEncoderParameters(meta), OK);
858            break;
859        }
860
861        default:
862            CHECK(!"Support for this compressionFormat to be implemented.");
863            break;
864    }
865}
866
867static OMX_U32 setPFramesSpacing(int32_t iFramesInterval, int32_t frameRate) {
868    if (iFramesInterval < 0) {
869        return 0xFFFFFFFF;
870    } else if (iFramesInterval == 0) {
871        return 0;
872    }
873    OMX_U32 ret = frameRate * iFramesInterval;
874    CHECK(ret > 1);
875    return ret;
876}
877
878status_t OMXCodec::setupErrorCorrectionParameters() {
879    OMX_VIDEO_PARAM_ERRORCORRECTIONTYPE errorCorrectionType;
880    InitOMXParams(&errorCorrectionType);
881    errorCorrectionType.nPortIndex = kPortIndexOutput;
882
883    status_t err = mOMX->getParameter(
884            mNode, OMX_IndexParamVideoErrorCorrection,
885            &errorCorrectionType, sizeof(errorCorrectionType));
886    CHECK_EQ(err, OK);
887
888    errorCorrectionType.bEnableHEC = OMX_FALSE;
889    errorCorrectionType.bEnableResync = OMX_TRUE;
890    errorCorrectionType.nResynchMarkerSpacing = 256;
891    errorCorrectionType.bEnableDataPartitioning = OMX_FALSE;
892    errorCorrectionType.bEnableRVLC = OMX_FALSE;
893
894    err = mOMX->setParameter(
895            mNode, OMX_IndexParamVideoErrorCorrection,
896            &errorCorrectionType, sizeof(errorCorrectionType));
897    CHECK_EQ(err, OK);
898    return OK;
899}
900
901status_t OMXCodec::setupBitRate(int32_t bitRate) {
902    OMX_VIDEO_PARAM_BITRATETYPE bitrateType;
903    InitOMXParams(&bitrateType);
904    bitrateType.nPortIndex = kPortIndexOutput;
905
906    status_t err = mOMX->getParameter(
907            mNode, OMX_IndexParamVideoBitrate,
908            &bitrateType, sizeof(bitrateType));
909    CHECK_EQ(err, OK);
910
911    bitrateType.eControlRate = OMX_Video_ControlRateVariable;
912    bitrateType.nTargetBitrate = bitRate;
913
914    err = mOMX->setParameter(
915            mNode, OMX_IndexParamVideoBitrate,
916            &bitrateType, sizeof(bitrateType));
917    CHECK_EQ(err, OK);
918    return OK;
919}
920
921status_t OMXCodec::setupH263EncoderParameters(const sp<MetaData>& meta) {
922    int32_t iFramesInterval, frameRate, bitRate;
923    bool success = meta->findInt32(kKeyBitRate, &bitRate);
924    success = success && meta->findInt32(kKeySampleRate, &frameRate);
925    success = success && meta->findInt32(kKeyIFramesInterval, &iFramesInterval);
926    CHECK(success);
927    OMX_VIDEO_PARAM_H263TYPE h263type;
928    InitOMXParams(&h263type);
929    h263type.nPortIndex = kPortIndexOutput;
930
931    status_t err = mOMX->getParameter(
932            mNode, OMX_IndexParamVideoH263, &h263type, sizeof(h263type));
933    CHECK_EQ(err, OK);
934
935    h263type.nAllowedPictureTypes =
936        OMX_VIDEO_PictureTypeI | OMX_VIDEO_PictureTypeP;
937
938    h263type.nPFrames = setPFramesSpacing(iFramesInterval, frameRate);
939    if (h263type.nPFrames == 0) {
940        h263type.nAllowedPictureTypes = OMX_VIDEO_PictureTypeI;
941    }
942    h263type.nBFrames = 0;
943
944    h263type.eProfile = OMX_VIDEO_H263ProfileBaseline;
945    h263type.eLevel = OMX_VIDEO_H263Level45;
946
947    h263type.bPLUSPTYPEAllowed = OMX_FALSE;
948    h263type.bForceRoundingTypeToZero = OMX_FALSE;
949    h263type.nPictureHeaderRepetition = 0;
950    h263type.nGOBHeaderInterval = 0;
951
952    err = mOMX->setParameter(
953            mNode, OMX_IndexParamVideoH263, &h263type, sizeof(h263type));
954    CHECK_EQ(err, OK);
955
956    CHECK_EQ(setupBitRate(bitRate), OK);
957    CHECK_EQ(setupErrorCorrectionParameters(), OK);
958
959    return OK;
960}
961
962status_t OMXCodec::setupMPEG4EncoderParameters(const sp<MetaData>& meta) {
963    int32_t iFramesInterval, frameRate, bitRate;
964    bool success = meta->findInt32(kKeyBitRate, &bitRate);
965    success = success && meta->findInt32(kKeySampleRate, &frameRate);
966    success = success && meta->findInt32(kKeyIFramesInterval, &iFramesInterval);
967    CHECK(success);
968    OMX_VIDEO_PARAM_MPEG4TYPE mpeg4type;
969    InitOMXParams(&mpeg4type);
970    mpeg4type.nPortIndex = kPortIndexOutput;
971
972    status_t err = mOMX->getParameter(
973            mNode, OMX_IndexParamVideoMpeg4, &mpeg4type, sizeof(mpeg4type));
974    CHECK_EQ(err, OK);
975
976    mpeg4type.nSliceHeaderSpacing = 0;
977    mpeg4type.bSVH = OMX_FALSE;
978    mpeg4type.bGov = OMX_FALSE;
979
980    mpeg4type.nAllowedPictureTypes =
981        OMX_VIDEO_PictureTypeI | OMX_VIDEO_PictureTypeP;
982
983    mpeg4type.nPFrames = setPFramesSpacing(iFramesInterval, frameRate);
984    if (mpeg4type.nPFrames == 0) {
985        mpeg4type.nAllowedPictureTypes = OMX_VIDEO_PictureTypeI;
986    }
987    mpeg4type.nBFrames = 0;
988    mpeg4type.nIDCVLCThreshold = 0;
989    mpeg4type.bACPred = OMX_TRUE;
990    mpeg4type.nMaxPacketSize = 256;
991    mpeg4type.nTimeIncRes = 1000;
992    mpeg4type.nHeaderExtension = 0;
993    mpeg4type.bReversibleVLC = OMX_FALSE;
994
995    mpeg4type.eProfile = OMX_VIDEO_MPEG4ProfileSimple;
996    mpeg4type.eLevel = OMX_VIDEO_MPEG4Level2;
997
998    err = mOMX->setParameter(
999            mNode, OMX_IndexParamVideoMpeg4, &mpeg4type, sizeof(mpeg4type));
1000    CHECK_EQ(err, OK);
1001
1002    CHECK_EQ(setupBitRate(bitRate), OK);
1003    CHECK_EQ(setupErrorCorrectionParameters(), OK);
1004
1005    return OK;
1006}
1007
1008status_t OMXCodec::setupAVCEncoderParameters(const sp<MetaData>& meta) {
1009    int32_t iFramesInterval, frameRate, bitRate;
1010    bool success = meta->findInt32(kKeyBitRate, &bitRate);
1011    success = success && meta->findInt32(kKeySampleRate, &frameRate);
1012    success = success && meta->findInt32(kKeyIFramesInterval, &iFramesInterval);
1013    CHECK(success);
1014
1015    OMX_VIDEO_PARAM_AVCTYPE h264type;
1016    InitOMXParams(&h264type);
1017    h264type.nPortIndex = kPortIndexOutput;
1018
1019    status_t err = mOMX->getParameter(
1020            mNode, OMX_IndexParamVideoAvc, &h264type, sizeof(h264type));
1021    CHECK_EQ(err, OK);
1022
1023    h264type.nAllowedPictureTypes =
1024        OMX_VIDEO_PictureTypeI | OMX_VIDEO_PictureTypeP;
1025
1026    h264type.nSliceHeaderSpacing = 0;
1027    h264type.nBFrames = 0;   // No B frames support yet
1028    h264type.nPFrames = setPFramesSpacing(iFramesInterval, frameRate);
1029    if (h264type.nPFrames == 0) {
1030        h264type.nAllowedPictureTypes = OMX_VIDEO_PictureTypeI;
1031    }
1032    h264type.bUseHadamard = OMX_TRUE;
1033    h264type.nRefFrames = 1;
1034    h264type.nRefIdx10ActiveMinus1 = 0;
1035    h264type.nRefIdx11ActiveMinus1 = 0;
1036    h264type.bEnableUEP = OMX_FALSE;
1037    h264type.bEnableFMO = OMX_FALSE;
1038    h264type.bEnableASO = OMX_FALSE;
1039    h264type.bEnableRS = OMX_FALSE;
1040    h264type.bFrameMBsOnly = OMX_TRUE;
1041    h264type.bMBAFF = OMX_FALSE;
1042    h264type.bEntropyCodingCABAC = OMX_FALSE;
1043    h264type.bWeightedPPrediction = OMX_FALSE;
1044    h264type.bconstIpred = OMX_FALSE;
1045    h264type.bDirect8x8Inference = OMX_FALSE;
1046    h264type.bDirectSpatialTemporal = OMX_FALSE;
1047    h264type.nCabacInitIdc = 0;
1048    h264type.eLoopFilterMode = OMX_VIDEO_AVCLoopFilterEnable;
1049
1050    err = mOMX->setParameter(
1051            mNode, OMX_IndexParamVideoAvc, &h264type, sizeof(h264type));
1052    CHECK_EQ(err, OK);
1053
1054    CHECK_EQ(setupBitRate(bitRate), OK);
1055
1056    return OK;
1057}
1058
1059status_t OMXCodec::setVideoOutputFormat(
1060        const char *mime, OMX_U32 width, OMX_U32 height) {
1061    CODEC_LOGV("setVideoOutputFormat width=%ld, height=%ld", width, height);
1062
1063    OMX_VIDEO_CODINGTYPE compressionFormat = OMX_VIDEO_CodingUnused;
1064    if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_AVC, mime)) {
1065        compressionFormat = OMX_VIDEO_CodingAVC;
1066    } else if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_MPEG4, mime)) {
1067        compressionFormat = OMX_VIDEO_CodingMPEG4;
1068    } else if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_H263, mime)) {
1069        compressionFormat = OMX_VIDEO_CodingH263;
1070    } else {
1071        LOGE("Not a supported video mime type: %s", mime);
1072        CHECK(!"Should not be here. Not a supported video mime type.");
1073    }
1074
1075    status_t err = setVideoPortFormatType(
1076            kPortIndexInput, compressionFormat, OMX_COLOR_FormatUnused);
1077
1078    if (err != OK) {
1079        return err;
1080    }
1081
1082#if 1
1083    {
1084        OMX_VIDEO_PARAM_PORTFORMATTYPE format;
1085        InitOMXParams(&format);
1086        format.nPortIndex = kPortIndexOutput;
1087        format.nIndex = 0;
1088
1089        status_t err = mOMX->getParameter(
1090                mNode, OMX_IndexParamVideoPortFormat,
1091                &format, sizeof(format));
1092        CHECK_EQ(err, OK);
1093        CHECK_EQ(format.eCompressionFormat, OMX_VIDEO_CodingUnused);
1094
1095        static const int OMX_QCOM_COLOR_FormatYVU420SemiPlanar = 0x7FA30C00;
1096
1097        CHECK(format.eColorFormat == OMX_COLOR_FormatYUV420Planar
1098               || format.eColorFormat == OMX_COLOR_FormatYUV420SemiPlanar
1099               || format.eColorFormat == OMX_COLOR_FormatCbYCrY
1100               || format.eColorFormat == OMX_QCOM_COLOR_FormatYVU420SemiPlanar);
1101
1102        err = mOMX->setParameter(
1103                mNode, OMX_IndexParamVideoPortFormat,
1104                &format, sizeof(format));
1105
1106        if (err != OK) {
1107            return err;
1108        }
1109    }
1110#endif
1111
1112    OMX_PARAM_PORTDEFINITIONTYPE def;
1113    InitOMXParams(&def);
1114    def.nPortIndex = kPortIndexInput;
1115
1116    OMX_VIDEO_PORTDEFINITIONTYPE *video_def = &def.format.video;
1117
1118    err = mOMX->getParameter(
1119            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1120
1121    CHECK_EQ(err, OK);
1122
1123#if 1
1124    // XXX Need a (much) better heuristic to compute input buffer sizes.
1125    const size_t X = 64 * 1024;
1126    if (def.nBufferSize < X) {
1127        def.nBufferSize = X;
1128    }
1129#endif
1130
1131    CHECK_EQ(def.eDomain, OMX_PortDomainVideo);
1132
1133    video_def->nFrameWidth = width;
1134    video_def->nFrameHeight = height;
1135
1136    video_def->eCompressionFormat = compressionFormat;
1137    video_def->eColorFormat = OMX_COLOR_FormatUnused;
1138
1139    err = mOMX->setParameter(
1140            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1141
1142    if (err != OK) {
1143        return err;
1144    }
1145
1146    ////////////////////////////////////////////////////////////////////////////
1147
1148    InitOMXParams(&def);
1149    def.nPortIndex = kPortIndexOutput;
1150
1151    err = mOMX->getParameter(
1152            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1153    CHECK_EQ(err, OK);
1154    CHECK_EQ(def.eDomain, OMX_PortDomainVideo);
1155
1156#if 0
1157    def.nBufferSize =
1158        (((width + 15) & -16) * ((height + 15) & -16) * 3) / 2;  // YUV420
1159#endif
1160
1161    video_def->nFrameWidth = width;
1162    video_def->nFrameHeight = height;
1163
1164    err = mOMX->setParameter(
1165            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1166
1167    return err;
1168}
1169
1170OMXCodec::OMXCodec(
1171        const sp<IOMX> &omx, IOMX::node_id node, uint32_t quirks,
1172        bool isEncoder,
1173        const char *mime,
1174        const char *componentName,
1175        const sp<MediaSource> &source)
1176    : mOMX(omx),
1177      mOMXLivesLocally(omx->livesLocally(getpid())),
1178      mNode(node),
1179      mQuirks(quirks),
1180      mIsEncoder(isEncoder),
1181      mMIME(strdup(mime)),
1182      mComponentName(strdup(componentName)),
1183      mSource(source),
1184      mCodecSpecificDataIndex(0),
1185      mState(LOADED),
1186      mInitialBufferSubmit(true),
1187      mSignalledEOS(false),
1188      mNoMoreOutputData(false),
1189      mOutputPortSettingsHaveChanged(false),
1190      mSeekTimeUs(-1),
1191      mLeftOverBuffer(NULL),
1192      mPaused(false) {
1193    mPortStatus[kPortIndexInput] = ENABLED;
1194    mPortStatus[kPortIndexOutput] = ENABLED;
1195
1196    setComponentRole();
1197}
1198
1199// static
1200void OMXCodec::setComponentRole(
1201        const sp<IOMX> &omx, IOMX::node_id node, bool isEncoder,
1202        const char *mime) {
1203    struct MimeToRole {
1204        const char *mime;
1205        const char *decoderRole;
1206        const char *encoderRole;
1207    };
1208
1209    static const MimeToRole kMimeToRole[] = {
1210        { MEDIA_MIMETYPE_AUDIO_MPEG,
1211            "audio_decoder.mp3", "audio_encoder.mp3" },
1212        { MEDIA_MIMETYPE_AUDIO_AMR_NB,
1213            "audio_decoder.amrnb", "audio_encoder.amrnb" },
1214        { MEDIA_MIMETYPE_AUDIO_AMR_WB,
1215            "audio_decoder.amrwb", "audio_encoder.amrwb" },
1216        { MEDIA_MIMETYPE_AUDIO_AAC,
1217            "audio_decoder.aac", "audio_encoder.aac" },
1218        { MEDIA_MIMETYPE_VIDEO_AVC,
1219            "video_decoder.avc", "video_encoder.avc" },
1220        { MEDIA_MIMETYPE_VIDEO_MPEG4,
1221            "video_decoder.mpeg4", "video_encoder.mpeg4" },
1222        { MEDIA_MIMETYPE_VIDEO_H263,
1223            "video_decoder.h263", "video_encoder.h263" },
1224    };
1225
1226    static const size_t kNumMimeToRole =
1227        sizeof(kMimeToRole) / sizeof(kMimeToRole[0]);
1228
1229    size_t i;
1230    for (i = 0; i < kNumMimeToRole; ++i) {
1231        if (!strcasecmp(mime, kMimeToRole[i].mime)) {
1232            break;
1233        }
1234    }
1235
1236    if (i == kNumMimeToRole) {
1237        return;
1238    }
1239
1240    const char *role =
1241        isEncoder ? kMimeToRole[i].encoderRole
1242                  : kMimeToRole[i].decoderRole;
1243
1244    if (role != NULL) {
1245        OMX_PARAM_COMPONENTROLETYPE roleParams;
1246        InitOMXParams(&roleParams);
1247
1248        strncpy((char *)roleParams.cRole,
1249                role, OMX_MAX_STRINGNAME_SIZE - 1);
1250
1251        roleParams.cRole[OMX_MAX_STRINGNAME_SIZE - 1] = '\0';
1252
1253        status_t err = omx->setParameter(
1254                node, OMX_IndexParamStandardComponentRole,
1255                &roleParams, sizeof(roleParams));
1256
1257        if (err != OK) {
1258            LOGW("Failed to set standard component role '%s'.", role);
1259        }
1260    }
1261}
1262
1263void OMXCodec::setComponentRole() {
1264    setComponentRole(mOMX, mNode, mIsEncoder, mMIME);
1265}
1266
1267OMXCodec::~OMXCodec() {
1268    CHECK(mState == LOADED || mState == ERROR);
1269
1270    status_t err = mOMX->freeNode(mNode);
1271    CHECK_EQ(err, OK);
1272
1273    mNode = NULL;
1274    setState(DEAD);
1275
1276    clearCodecSpecificData();
1277
1278    free(mComponentName);
1279    mComponentName = NULL;
1280
1281    free(mMIME);
1282    mMIME = NULL;
1283}
1284
1285status_t OMXCodec::init() {
1286    // mLock is held.
1287
1288    CHECK_EQ(mState, LOADED);
1289
1290    status_t err;
1291    if (!(mQuirks & kRequiresLoadedToIdleAfterAllocation)) {
1292        err = mOMX->sendCommand(mNode, OMX_CommandStateSet, OMX_StateIdle);
1293        CHECK_EQ(err, OK);
1294        setState(LOADED_TO_IDLE);
1295    }
1296
1297    err = allocateBuffers();
1298    CHECK_EQ(err, OK);
1299
1300    if (mQuirks & kRequiresLoadedToIdleAfterAllocation) {
1301        err = mOMX->sendCommand(mNode, OMX_CommandStateSet, OMX_StateIdle);
1302        CHECK_EQ(err, OK);
1303
1304        setState(LOADED_TO_IDLE);
1305    }
1306
1307    while (mState != EXECUTING && mState != ERROR) {
1308        mAsyncCompletion.wait(mLock);
1309    }
1310
1311    return mState == ERROR ? UNKNOWN_ERROR : OK;
1312}
1313
1314// static
1315bool OMXCodec::isIntermediateState(State state) {
1316    return state == LOADED_TO_IDLE
1317        || state == IDLE_TO_EXECUTING
1318        || state == EXECUTING_TO_IDLE
1319        || state == IDLE_TO_LOADED
1320        || state == RECONFIGURING;
1321}
1322
1323status_t OMXCodec::allocateBuffers() {
1324    status_t err = allocateBuffersOnPort(kPortIndexInput);
1325
1326    if (err != OK) {
1327        return err;
1328    }
1329
1330    return allocateBuffersOnPort(kPortIndexOutput);
1331}
1332
1333status_t OMXCodec::allocateBuffersOnPort(OMX_U32 portIndex) {
1334    OMX_PARAM_PORTDEFINITIONTYPE def;
1335    InitOMXParams(&def);
1336    def.nPortIndex = portIndex;
1337
1338    status_t err = mOMX->getParameter(
1339            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1340
1341    if (err != OK) {
1342        return err;
1343    }
1344
1345    size_t totalSize = def.nBufferCountActual * def.nBufferSize;
1346    mDealer[portIndex] = new MemoryDealer(totalSize, "OMXCodec");
1347
1348    for (OMX_U32 i = 0; i < def.nBufferCountActual; ++i) {
1349        sp<IMemory> mem = mDealer[portIndex]->allocate(def.nBufferSize);
1350        CHECK(mem.get() != NULL);
1351
1352        BufferInfo info;
1353        info.mData = NULL;
1354        info.mSize = def.nBufferSize;
1355
1356        IOMX::buffer_id buffer;
1357        if (portIndex == kPortIndexInput
1358                && (mQuirks & kRequiresAllocateBufferOnInputPorts)) {
1359            if (mOMXLivesLocally) {
1360                mem.clear();
1361
1362                err = mOMX->allocateBuffer(
1363                        mNode, portIndex, def.nBufferSize, &buffer,
1364                        &info.mData);
1365            } else {
1366                err = mOMX->allocateBufferWithBackup(
1367                        mNode, portIndex, mem, &buffer);
1368            }
1369        } else if (portIndex == kPortIndexOutput
1370                && (mQuirks & kRequiresAllocateBufferOnOutputPorts)) {
1371            if (mOMXLivesLocally) {
1372                mem.clear();
1373
1374                err = mOMX->allocateBuffer(
1375                        mNode, portIndex, def.nBufferSize, &buffer,
1376                        &info.mData);
1377            } else {
1378                err = mOMX->allocateBufferWithBackup(
1379                        mNode, portIndex, mem, &buffer);
1380            }
1381        } else {
1382            err = mOMX->useBuffer(mNode, portIndex, mem, &buffer);
1383        }
1384
1385        if (err != OK) {
1386            LOGE("allocate_buffer_with_backup failed");
1387            return err;
1388        }
1389
1390        if (mem != NULL) {
1391            info.mData = mem->pointer();
1392        }
1393
1394        info.mBuffer = buffer;
1395        info.mOwnedByComponent = false;
1396        info.mMem = mem;
1397        info.mMediaBuffer = NULL;
1398
1399        if (portIndex == kPortIndexOutput) {
1400            if (!(mOMXLivesLocally
1401                        && (mQuirks & kRequiresAllocateBufferOnOutputPorts)
1402                        && (mQuirks & kDefersOutputBufferAllocation))) {
1403                // If the node does not fill in the buffer ptr at this time,
1404                // we will defer creating the MediaBuffer until receiving
1405                // the first FILL_BUFFER_DONE notification instead.
1406                info.mMediaBuffer = new MediaBuffer(info.mData, info.mSize);
1407                info.mMediaBuffer->setObserver(this);
1408            }
1409        }
1410
1411        mPortBuffers[portIndex].push(info);
1412
1413        CODEC_LOGV("allocated buffer %p on %s port", buffer,
1414             portIndex == kPortIndexInput ? "input" : "output");
1415    }
1416
1417    // dumpPortStatus(portIndex);
1418
1419    return OK;
1420}
1421
1422void OMXCodec::on_message(const omx_message &msg) {
1423    Mutex::Autolock autoLock(mLock);
1424
1425    switch (msg.type) {
1426        case omx_message::EVENT:
1427        {
1428            onEvent(
1429                 msg.u.event_data.event, msg.u.event_data.data1,
1430                 msg.u.event_data.data2);
1431
1432            break;
1433        }
1434
1435        case omx_message::EMPTY_BUFFER_DONE:
1436        {
1437            IOMX::buffer_id buffer = msg.u.extended_buffer_data.buffer;
1438
1439            CODEC_LOGV("EMPTY_BUFFER_DONE(buffer: %p)", buffer);
1440
1441            Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexInput];
1442            size_t i = 0;
1443            while (i < buffers->size() && (*buffers)[i].mBuffer != buffer) {
1444                ++i;
1445            }
1446
1447            CHECK(i < buffers->size());
1448            if (!(*buffers)[i].mOwnedByComponent) {
1449                LOGW("We already own input buffer %p, yet received "
1450                     "an EMPTY_BUFFER_DONE.", buffer);
1451            }
1452
1453            buffers->editItemAt(i).mOwnedByComponent = false;
1454
1455            if (mPortStatus[kPortIndexInput] == DISABLING) {
1456                CODEC_LOGV("Port is disabled, freeing buffer %p", buffer);
1457
1458                status_t err =
1459                    mOMX->freeBuffer(mNode, kPortIndexInput, buffer);
1460                CHECK_EQ(err, OK);
1461
1462                buffers->removeAt(i);
1463            } else if (mState != ERROR
1464                    && mPortStatus[kPortIndexInput] != SHUTTING_DOWN) {
1465                CHECK_EQ(mPortStatus[kPortIndexInput], ENABLED);
1466                drainInputBuffer(&buffers->editItemAt(i));
1467            }
1468            break;
1469        }
1470
1471        case omx_message::FILL_BUFFER_DONE:
1472        {
1473            IOMX::buffer_id buffer = msg.u.extended_buffer_data.buffer;
1474            OMX_U32 flags = msg.u.extended_buffer_data.flags;
1475
1476            CODEC_LOGV("FILL_BUFFER_DONE(buffer: %p, size: %ld, flags: 0x%08lx, timestamp: %lld us (%.2f secs))",
1477                 buffer,
1478                 msg.u.extended_buffer_data.range_length,
1479                 flags,
1480                 msg.u.extended_buffer_data.timestamp,
1481                 msg.u.extended_buffer_data.timestamp / 1E6);
1482
1483            Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexOutput];
1484            size_t i = 0;
1485            while (i < buffers->size() && (*buffers)[i].mBuffer != buffer) {
1486                ++i;
1487            }
1488
1489            CHECK(i < buffers->size());
1490            BufferInfo *info = &buffers->editItemAt(i);
1491
1492            if (!info->mOwnedByComponent) {
1493                LOGW("We already own output buffer %p, yet received "
1494                     "a FILL_BUFFER_DONE.", buffer);
1495            }
1496
1497            info->mOwnedByComponent = false;
1498
1499            if (mPortStatus[kPortIndexOutput] == DISABLING) {
1500                CODEC_LOGV("Port is disabled, freeing buffer %p", buffer);
1501
1502                status_t err =
1503                    mOMX->freeBuffer(mNode, kPortIndexOutput, buffer);
1504                CHECK_EQ(err, OK);
1505
1506                buffers->removeAt(i);
1507#if 0
1508            } else if (mPortStatus[kPortIndexOutput] == ENABLED
1509                       && (flags & OMX_BUFFERFLAG_EOS)) {
1510                CODEC_LOGV("No more output data.");
1511                mNoMoreOutputData = true;
1512                mBufferFilled.signal();
1513#endif
1514            } else if (mPortStatus[kPortIndexOutput] != SHUTTING_DOWN) {
1515                CHECK_EQ(mPortStatus[kPortIndexOutput], ENABLED);
1516
1517                if (info->mMediaBuffer == NULL) {
1518                    CHECK(mOMXLivesLocally);
1519                    CHECK(mQuirks & kRequiresAllocateBufferOnOutputPorts);
1520                    CHECK(mQuirks & kDefersOutputBufferAllocation);
1521
1522                    // The qcom video decoders on Nexus don't actually allocate
1523                    // output buffer memory on a call to OMX_AllocateBuffer
1524                    // the "pBuffer" member of the OMX_BUFFERHEADERTYPE
1525                    // structure is only filled in later.
1526
1527                    info->mMediaBuffer = new MediaBuffer(
1528                            msg.u.extended_buffer_data.data_ptr,
1529                            info->mSize);
1530                    info->mMediaBuffer->setObserver(this);
1531                }
1532
1533                MediaBuffer *buffer = info->mMediaBuffer;
1534
1535                buffer->set_range(
1536                        msg.u.extended_buffer_data.range_offset,
1537                        msg.u.extended_buffer_data.range_length);
1538
1539                buffer->meta_data()->clear();
1540
1541                buffer->meta_data()->setInt64(
1542                        kKeyTime, msg.u.extended_buffer_data.timestamp);
1543
1544                if (msg.u.extended_buffer_data.flags & OMX_BUFFERFLAG_SYNCFRAME) {
1545                    buffer->meta_data()->setInt32(kKeyIsSyncFrame, true);
1546                }
1547                if (msg.u.extended_buffer_data.flags & OMX_BUFFERFLAG_CODECCONFIG) {
1548                    buffer->meta_data()->setInt32(kKeyIsCodecConfig, true);
1549                }
1550
1551                buffer->meta_data()->setPointer(
1552                        kKeyPlatformPrivate,
1553                        msg.u.extended_buffer_data.platform_private);
1554
1555                buffer->meta_data()->setPointer(
1556                        kKeyBufferID,
1557                        msg.u.extended_buffer_data.buffer);
1558
1559                mFilledBuffers.push_back(i);
1560                mBufferFilled.signal();
1561
1562                if (msg.u.extended_buffer_data.flags & OMX_BUFFERFLAG_EOS) {
1563                    CODEC_LOGV("No more output data.");
1564                    mNoMoreOutputData = true;
1565                }
1566            }
1567
1568            break;
1569        }
1570
1571        default:
1572        {
1573            CHECK(!"should not be here.");
1574            break;
1575        }
1576    }
1577}
1578
1579void OMXCodec::onEvent(OMX_EVENTTYPE event, OMX_U32 data1, OMX_U32 data2) {
1580    switch (event) {
1581        case OMX_EventCmdComplete:
1582        {
1583            onCmdComplete((OMX_COMMANDTYPE)data1, data2);
1584            break;
1585        }
1586
1587        case OMX_EventError:
1588        {
1589            LOGE("ERROR(0x%08lx, %ld)", data1, data2);
1590
1591            setState(ERROR);
1592            break;
1593        }
1594
1595        case OMX_EventPortSettingsChanged:
1596        {
1597            onPortSettingsChanged(data1);
1598            break;
1599        }
1600
1601#if 0
1602        case OMX_EventBufferFlag:
1603        {
1604            CODEC_LOGV("EVENT_BUFFER_FLAG(%ld)", data1);
1605
1606            if (data1 == kPortIndexOutput) {
1607                mNoMoreOutputData = true;
1608            }
1609            break;
1610        }
1611#endif
1612
1613        default:
1614        {
1615            CODEC_LOGV("EVENT(%d, %ld, %ld)", event, data1, data2);
1616            break;
1617        }
1618    }
1619}
1620
1621// Has the format changed in any way that the client would have to be aware of?
1622static bool formatHasNotablyChanged(
1623        const sp<MetaData> &from, const sp<MetaData> &to) {
1624    if (from.get() == NULL && to.get() == NULL) {
1625        return false;
1626    }
1627
1628    if ((from.get() == NULL && to.get() != NULL)
1629        || (from.get() != NULL && to.get() == NULL)) {
1630        return true;
1631    }
1632
1633    const char *mime_from, *mime_to;
1634    CHECK(from->findCString(kKeyMIMEType, &mime_from));
1635    CHECK(to->findCString(kKeyMIMEType, &mime_to));
1636
1637    if (strcasecmp(mime_from, mime_to)) {
1638        return true;
1639    }
1640
1641    if (!strcasecmp(mime_from, MEDIA_MIMETYPE_VIDEO_RAW)) {
1642        int32_t colorFormat_from, colorFormat_to;
1643        CHECK(from->findInt32(kKeyColorFormat, &colorFormat_from));
1644        CHECK(to->findInt32(kKeyColorFormat, &colorFormat_to));
1645
1646        if (colorFormat_from != colorFormat_to) {
1647            return true;
1648        }
1649
1650        int32_t width_from, width_to;
1651        CHECK(from->findInt32(kKeyWidth, &width_from));
1652        CHECK(to->findInt32(kKeyWidth, &width_to));
1653
1654        if (width_from != width_to) {
1655            return true;
1656        }
1657
1658        int32_t height_from, height_to;
1659        CHECK(from->findInt32(kKeyHeight, &height_from));
1660        CHECK(to->findInt32(kKeyHeight, &height_to));
1661
1662        if (height_from != height_to) {
1663            return true;
1664        }
1665    } else if (!strcasecmp(mime_from, MEDIA_MIMETYPE_AUDIO_RAW)) {
1666        int32_t numChannels_from, numChannels_to;
1667        CHECK(from->findInt32(kKeyChannelCount, &numChannels_from));
1668        CHECK(to->findInt32(kKeyChannelCount, &numChannels_to));
1669
1670        if (numChannels_from != numChannels_to) {
1671            return true;
1672        }
1673
1674        int32_t sampleRate_from, sampleRate_to;
1675        CHECK(from->findInt32(kKeySampleRate, &sampleRate_from));
1676        CHECK(to->findInt32(kKeySampleRate, &sampleRate_to));
1677
1678        if (sampleRate_from != sampleRate_to) {
1679            return true;
1680        }
1681    }
1682
1683    return false;
1684}
1685
1686void OMXCodec::onCmdComplete(OMX_COMMANDTYPE cmd, OMX_U32 data) {
1687    switch (cmd) {
1688        case OMX_CommandStateSet:
1689        {
1690            onStateChange((OMX_STATETYPE)data);
1691            break;
1692        }
1693
1694        case OMX_CommandPortDisable:
1695        {
1696            OMX_U32 portIndex = data;
1697            CODEC_LOGV("PORT_DISABLED(%ld)", portIndex);
1698
1699            CHECK(mState == EXECUTING || mState == RECONFIGURING);
1700            CHECK_EQ(mPortStatus[portIndex], DISABLING);
1701            CHECK_EQ(mPortBuffers[portIndex].size(), 0);
1702
1703            mPortStatus[portIndex] = DISABLED;
1704
1705            if (mState == RECONFIGURING) {
1706                CHECK_EQ(portIndex, kPortIndexOutput);
1707
1708                sp<MetaData> oldOutputFormat = mOutputFormat;
1709                initOutputFormat(mSource->getFormat());
1710
1711                // Don't notify clients if the output port settings change
1712                // wasn't of importance to them, i.e. it may be that just the
1713                // number of buffers has changed and nothing else.
1714                mOutputPortSettingsHaveChanged =
1715                    formatHasNotablyChanged(oldOutputFormat, mOutputFormat);
1716
1717                enablePortAsync(portIndex);
1718
1719                status_t err = allocateBuffersOnPort(portIndex);
1720                CHECK_EQ(err, OK);
1721            }
1722            break;
1723        }
1724
1725        case OMX_CommandPortEnable:
1726        {
1727            OMX_U32 portIndex = data;
1728            CODEC_LOGV("PORT_ENABLED(%ld)", portIndex);
1729
1730            CHECK(mState == EXECUTING || mState == RECONFIGURING);
1731            CHECK_EQ(mPortStatus[portIndex], ENABLING);
1732
1733            mPortStatus[portIndex] = ENABLED;
1734
1735            if (mState == RECONFIGURING) {
1736                CHECK_EQ(portIndex, kPortIndexOutput);
1737
1738                setState(EXECUTING);
1739
1740                fillOutputBuffers();
1741            }
1742            break;
1743        }
1744
1745        case OMX_CommandFlush:
1746        {
1747            OMX_U32 portIndex = data;
1748
1749            CODEC_LOGV("FLUSH_DONE(%ld)", portIndex);
1750
1751            CHECK_EQ(mPortStatus[portIndex], SHUTTING_DOWN);
1752            mPortStatus[portIndex] = ENABLED;
1753
1754            CHECK_EQ(countBuffersWeOwn(mPortBuffers[portIndex]),
1755                     mPortBuffers[portIndex].size());
1756
1757            if (mState == RECONFIGURING) {
1758                CHECK_EQ(portIndex, kPortIndexOutput);
1759
1760                disablePortAsync(portIndex);
1761            } else if (mState == EXECUTING_TO_IDLE) {
1762                if (mPortStatus[kPortIndexInput] == ENABLED
1763                    && mPortStatus[kPortIndexOutput] == ENABLED) {
1764                    CODEC_LOGV("Finished flushing both ports, now completing "
1765                         "transition from EXECUTING to IDLE.");
1766
1767                    mPortStatus[kPortIndexInput] = SHUTTING_DOWN;
1768                    mPortStatus[kPortIndexOutput] = SHUTTING_DOWN;
1769
1770                    status_t err =
1771                        mOMX->sendCommand(mNode, OMX_CommandStateSet, OMX_StateIdle);
1772                    CHECK_EQ(err, OK);
1773                }
1774            } else {
1775                // We're flushing both ports in preparation for seeking.
1776
1777                if (mPortStatus[kPortIndexInput] == ENABLED
1778                    && mPortStatus[kPortIndexOutput] == ENABLED) {
1779                    CODEC_LOGV("Finished flushing both ports, now continuing from"
1780                         " seek-time.");
1781
1782                    // We implicitly resume pulling on our upstream source.
1783                    mPaused = false;
1784
1785                    drainInputBuffers();
1786                    fillOutputBuffers();
1787                }
1788            }
1789
1790            break;
1791        }
1792
1793        default:
1794        {
1795            CODEC_LOGV("CMD_COMPLETE(%d, %ld)", cmd, data);
1796            break;
1797        }
1798    }
1799}
1800
1801void OMXCodec::onStateChange(OMX_STATETYPE newState) {
1802    CODEC_LOGV("onStateChange %d", newState);
1803
1804    switch (newState) {
1805        case OMX_StateIdle:
1806        {
1807            CODEC_LOGV("Now Idle.");
1808            if (mState == LOADED_TO_IDLE) {
1809                status_t err = mOMX->sendCommand(
1810                        mNode, OMX_CommandStateSet, OMX_StateExecuting);
1811
1812                CHECK_EQ(err, OK);
1813
1814                setState(IDLE_TO_EXECUTING);
1815            } else {
1816                CHECK_EQ(mState, EXECUTING_TO_IDLE);
1817
1818                CHECK_EQ(
1819                    countBuffersWeOwn(mPortBuffers[kPortIndexInput]),
1820                    mPortBuffers[kPortIndexInput].size());
1821
1822                CHECK_EQ(
1823                    countBuffersWeOwn(mPortBuffers[kPortIndexOutput]),
1824                    mPortBuffers[kPortIndexOutput].size());
1825
1826                status_t err = mOMX->sendCommand(
1827                        mNode, OMX_CommandStateSet, OMX_StateLoaded);
1828
1829                CHECK_EQ(err, OK);
1830
1831                err = freeBuffersOnPort(kPortIndexInput);
1832                CHECK_EQ(err, OK);
1833
1834                err = freeBuffersOnPort(kPortIndexOutput);
1835                CHECK_EQ(err, OK);
1836
1837                mPortStatus[kPortIndexInput] = ENABLED;
1838                mPortStatus[kPortIndexOutput] = ENABLED;
1839
1840                setState(IDLE_TO_LOADED);
1841            }
1842            break;
1843        }
1844
1845        case OMX_StateExecuting:
1846        {
1847            CHECK_EQ(mState, IDLE_TO_EXECUTING);
1848
1849            CODEC_LOGV("Now Executing.");
1850
1851            setState(EXECUTING);
1852
1853            // Buffers will be submitted to the component in the first
1854            // call to OMXCodec::read as mInitialBufferSubmit is true at
1855            // this point. This ensures that this on_message call returns,
1856            // releases the lock and ::init can notice the state change and
1857            // itself return.
1858            break;
1859        }
1860
1861        case OMX_StateLoaded:
1862        {
1863            CHECK_EQ(mState, IDLE_TO_LOADED);
1864
1865            CODEC_LOGV("Now Loaded.");
1866
1867            setState(LOADED);
1868            break;
1869        }
1870
1871        case OMX_StateInvalid:
1872        {
1873            setState(ERROR);
1874            break;
1875        }
1876
1877        default:
1878        {
1879            CHECK(!"should not be here.");
1880            break;
1881        }
1882    }
1883}
1884
1885// static
1886size_t OMXCodec::countBuffersWeOwn(const Vector<BufferInfo> &buffers) {
1887    size_t n = 0;
1888    for (size_t i = 0; i < buffers.size(); ++i) {
1889        if (!buffers[i].mOwnedByComponent) {
1890            ++n;
1891        }
1892    }
1893
1894    return n;
1895}
1896
1897status_t OMXCodec::freeBuffersOnPort(
1898        OMX_U32 portIndex, bool onlyThoseWeOwn) {
1899    Vector<BufferInfo> *buffers = &mPortBuffers[portIndex];
1900
1901    status_t stickyErr = OK;
1902
1903    for (size_t i = buffers->size(); i-- > 0;) {
1904        BufferInfo *info = &buffers->editItemAt(i);
1905
1906        if (onlyThoseWeOwn && info->mOwnedByComponent) {
1907            continue;
1908        }
1909
1910        CHECK_EQ(info->mOwnedByComponent, false);
1911
1912        CODEC_LOGV("freeing buffer %p on port %ld", info->mBuffer, portIndex);
1913
1914        status_t err =
1915            mOMX->freeBuffer(mNode, portIndex, info->mBuffer);
1916
1917        if (err != OK) {
1918            stickyErr = err;
1919        }
1920
1921        if (info->mMediaBuffer != NULL) {
1922            info->mMediaBuffer->setObserver(NULL);
1923
1924            // Make sure nobody but us owns this buffer at this point.
1925            CHECK_EQ(info->mMediaBuffer->refcount(), 0);
1926
1927            info->mMediaBuffer->release();
1928        }
1929
1930        buffers->removeAt(i);
1931    }
1932
1933    CHECK(onlyThoseWeOwn || buffers->isEmpty());
1934
1935    return stickyErr;
1936}
1937
1938void OMXCodec::onPortSettingsChanged(OMX_U32 portIndex) {
1939    CODEC_LOGV("PORT_SETTINGS_CHANGED(%ld)", portIndex);
1940
1941    CHECK_EQ(mState, EXECUTING);
1942    CHECK_EQ(portIndex, kPortIndexOutput);
1943    setState(RECONFIGURING);
1944
1945    if (mQuirks & kNeedsFlushBeforeDisable) {
1946        if (!flushPortAsync(portIndex)) {
1947            onCmdComplete(OMX_CommandFlush, portIndex);
1948        }
1949    } else {
1950        disablePortAsync(portIndex);
1951    }
1952}
1953
1954bool OMXCodec::flushPortAsync(OMX_U32 portIndex) {
1955    CHECK(mState == EXECUTING || mState == RECONFIGURING
1956            || mState == EXECUTING_TO_IDLE);
1957
1958    CODEC_LOGV("flushPortAsync(%ld): we own %d out of %d buffers already.",
1959         portIndex, countBuffersWeOwn(mPortBuffers[portIndex]),
1960         mPortBuffers[portIndex].size());
1961
1962    CHECK_EQ(mPortStatus[portIndex], ENABLED);
1963    mPortStatus[portIndex] = SHUTTING_DOWN;
1964
1965    if ((mQuirks & kRequiresFlushCompleteEmulation)
1966        && countBuffersWeOwn(mPortBuffers[portIndex])
1967                == mPortBuffers[portIndex].size()) {
1968        // No flush is necessary and this component fails to send a
1969        // flush-complete event in this case.
1970
1971        return false;
1972    }
1973
1974    status_t err =
1975        mOMX->sendCommand(mNode, OMX_CommandFlush, portIndex);
1976    CHECK_EQ(err, OK);
1977
1978    return true;
1979}
1980
1981void OMXCodec::disablePortAsync(OMX_U32 portIndex) {
1982    CHECK(mState == EXECUTING || mState == RECONFIGURING);
1983
1984    CHECK_EQ(mPortStatus[portIndex], ENABLED);
1985    mPortStatus[portIndex] = DISABLING;
1986
1987    status_t err =
1988        mOMX->sendCommand(mNode, OMX_CommandPortDisable, portIndex);
1989    CHECK_EQ(err, OK);
1990
1991    freeBuffersOnPort(portIndex, true);
1992}
1993
1994void OMXCodec::enablePortAsync(OMX_U32 portIndex) {
1995    CHECK(mState == EXECUTING || mState == RECONFIGURING);
1996
1997    CHECK_EQ(mPortStatus[portIndex], DISABLED);
1998    mPortStatus[portIndex] = ENABLING;
1999
2000    status_t err =
2001        mOMX->sendCommand(mNode, OMX_CommandPortEnable, portIndex);
2002    CHECK_EQ(err, OK);
2003}
2004
2005void OMXCodec::fillOutputBuffers() {
2006    CHECK_EQ(mState, EXECUTING);
2007
2008    // This is a workaround for some decoders not properly reporting
2009    // end-of-output-stream. If we own all input buffers and also own
2010    // all output buffers and we already signalled end-of-input-stream,
2011    // the end-of-output-stream is implied.
2012    if (mSignalledEOS
2013            && countBuffersWeOwn(mPortBuffers[kPortIndexInput])
2014                == mPortBuffers[kPortIndexInput].size()
2015            && countBuffersWeOwn(mPortBuffers[kPortIndexOutput])
2016                == mPortBuffers[kPortIndexOutput].size()) {
2017        mNoMoreOutputData = true;
2018        mBufferFilled.signal();
2019
2020        return;
2021    }
2022
2023    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexOutput];
2024    for (size_t i = 0; i < buffers->size(); ++i) {
2025        fillOutputBuffer(&buffers->editItemAt(i));
2026    }
2027}
2028
2029void OMXCodec::drainInputBuffers() {
2030    CHECK(mState == EXECUTING || mState == RECONFIGURING);
2031
2032    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexInput];
2033    for (size_t i = 0; i < buffers->size(); ++i) {
2034        drainInputBuffer(&buffers->editItemAt(i));
2035    }
2036}
2037
2038void OMXCodec::drainInputBuffer(BufferInfo *info) {
2039    CHECK_EQ(info->mOwnedByComponent, false);
2040
2041    if (mSignalledEOS) {
2042        return;
2043    }
2044
2045    if (mCodecSpecificDataIndex < mCodecSpecificData.size()) {
2046        const CodecSpecificData *specific =
2047            mCodecSpecificData[mCodecSpecificDataIndex];
2048
2049        size_t size = specific->mSize;
2050
2051        if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_AVC, mMIME)
2052                && !(mQuirks & kWantsNALFragments)) {
2053            static const uint8_t kNALStartCode[4] =
2054                    { 0x00, 0x00, 0x00, 0x01 };
2055
2056            CHECK(info->mSize >= specific->mSize + 4);
2057
2058            size += 4;
2059
2060            memcpy(info->mData, kNALStartCode, 4);
2061            memcpy((uint8_t *)info->mData + 4,
2062                   specific->mData, specific->mSize);
2063        } else {
2064            CHECK(info->mSize >= specific->mSize);
2065            memcpy(info->mData, specific->mData, specific->mSize);
2066        }
2067
2068        mNoMoreOutputData = false;
2069
2070        CODEC_LOGV("calling emptyBuffer with codec specific data");
2071
2072        status_t err = mOMX->emptyBuffer(
2073                mNode, info->mBuffer, 0, size,
2074                OMX_BUFFERFLAG_ENDOFFRAME | OMX_BUFFERFLAG_CODECCONFIG,
2075                0);
2076        CHECK_EQ(err, OK);
2077
2078        info->mOwnedByComponent = true;
2079
2080        ++mCodecSpecificDataIndex;
2081        return;
2082    }
2083
2084    if (mPaused) {
2085        return;
2086    }
2087
2088    status_t err;
2089
2090    bool signalEOS = false;
2091    int64_t timestampUs = 0;
2092
2093    size_t offset = 0;
2094    int32_t n = 0;
2095    for (;;) {
2096        MediaBuffer *srcBuffer;
2097        if (mSeekTimeUs >= 0) {
2098            if (mLeftOverBuffer) {
2099                mLeftOverBuffer->release();
2100                mLeftOverBuffer = NULL;
2101            }
2102
2103            MediaSource::ReadOptions options;
2104            options.setSeekTo(mSeekTimeUs);
2105
2106            mSeekTimeUs = -1;
2107            mBufferFilled.signal();
2108
2109            err = mSource->read(&srcBuffer, &options);
2110        } else if (mLeftOverBuffer) {
2111            srcBuffer = mLeftOverBuffer;
2112            mLeftOverBuffer = NULL;
2113
2114            err = OK;
2115        } else {
2116            err = mSource->read(&srcBuffer);
2117        }
2118
2119        if (err != OK) {
2120            signalEOS = true;
2121            mFinalStatus = err;
2122            mSignalledEOS = true;
2123            break;
2124        }
2125
2126        size_t remainingBytes = info->mSize - offset;
2127
2128        if (srcBuffer->range_length() > remainingBytes) {
2129            if (offset == 0) {
2130                CODEC_LOGE(
2131                     "Codec's input buffers are too small to accomodate "
2132                     "buffer read from source (info->mSize = %d, srcLength = %d)",
2133                     info->mSize, srcBuffer->range_length());
2134
2135                srcBuffer->release();
2136                srcBuffer = NULL;
2137
2138                setState(ERROR);
2139                return;
2140            }
2141
2142            mLeftOverBuffer = srcBuffer;
2143            break;
2144        }
2145
2146        if (mIsEncoder && (mQuirks & kAvoidMemcopyInputRecordingFrames)) {
2147            CHECK(mOMXLivesLocally && offset == 0);
2148            OMX_BUFFERHEADERTYPE *header = (OMX_BUFFERHEADERTYPE *) info->mBuffer;
2149            header->pBuffer = (OMX_U8 *) srcBuffer->data() + srcBuffer->range_offset();
2150        } else {
2151            memcpy((uint8_t *)info->mData + offset,
2152                    (const uint8_t *)srcBuffer->data() + srcBuffer->range_offset(),
2153                    srcBuffer->range_length());
2154        }
2155
2156        int64_t lastBufferTimeUs;
2157        CHECK(srcBuffer->meta_data()->findInt64(kKeyTime, &lastBufferTimeUs));
2158        CHECK(timestampUs >= 0);
2159
2160        if (offset == 0) {
2161            timestampUs = lastBufferTimeUs;
2162        }
2163
2164        offset += srcBuffer->range_length();
2165
2166        srcBuffer->release();
2167        srcBuffer = NULL;
2168
2169        ++n;
2170
2171        if (!(mQuirks & kSupportsMultipleFramesPerInputBuffer)) {
2172            break;
2173        }
2174
2175        int64_t coalescedDurationUs = lastBufferTimeUs - timestampUs;
2176
2177        if (coalescedDurationUs > 250000ll) {
2178            // Don't coalesce more than 250ms worth of encoded data at once.
2179            break;
2180        }
2181    }
2182
2183    if (n > 1) {
2184        LOGV("coalesced %d frames into one input buffer", n);
2185    }
2186
2187    OMX_U32 flags = OMX_BUFFERFLAG_ENDOFFRAME;
2188
2189    if (signalEOS) {
2190        flags |= OMX_BUFFERFLAG_EOS;
2191    } else {
2192        mNoMoreOutputData = false;
2193    }
2194
2195    CODEC_LOGV("Calling emptyBuffer on buffer %p (length %d), "
2196               "timestamp %lld us (%.2f secs)",
2197               info->mBuffer, offset,
2198               timestampUs, timestampUs / 1E6);
2199
2200    err = mOMX->emptyBuffer(
2201            mNode, info->mBuffer, 0, offset,
2202            flags, timestampUs);
2203
2204    if (err != OK) {
2205        setState(ERROR);
2206        return;
2207    }
2208
2209    info->mOwnedByComponent = true;
2210
2211    // This component does not ever signal the EOS flag on output buffers,
2212    // Thanks for nothing.
2213    if (mSignalledEOS && !strcmp(mComponentName, "OMX.TI.Video.encoder")) {
2214        mNoMoreOutputData = true;
2215        mBufferFilled.signal();
2216    }
2217}
2218
2219void OMXCodec::fillOutputBuffer(BufferInfo *info) {
2220    CHECK_EQ(info->mOwnedByComponent, false);
2221
2222    if (mNoMoreOutputData) {
2223        CODEC_LOGV("There is no more output data available, not "
2224             "calling fillOutputBuffer");
2225        return;
2226    }
2227
2228    CODEC_LOGV("Calling fill_buffer on buffer %p", info->mBuffer);
2229    status_t err = mOMX->fillBuffer(mNode, info->mBuffer);
2230
2231    if (err != OK) {
2232        CODEC_LOGE("fillBuffer failed w/ error 0x%08x", err);
2233
2234        setState(ERROR);
2235        return;
2236    }
2237
2238    info->mOwnedByComponent = true;
2239}
2240
2241void OMXCodec::drainInputBuffer(IOMX::buffer_id buffer) {
2242    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexInput];
2243    for (size_t i = 0; i < buffers->size(); ++i) {
2244        if ((*buffers)[i].mBuffer == buffer) {
2245            drainInputBuffer(&buffers->editItemAt(i));
2246            return;
2247        }
2248    }
2249
2250    CHECK(!"should not be here.");
2251}
2252
2253void OMXCodec::fillOutputBuffer(IOMX::buffer_id buffer) {
2254    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexOutput];
2255    for (size_t i = 0; i < buffers->size(); ++i) {
2256        if ((*buffers)[i].mBuffer == buffer) {
2257            fillOutputBuffer(&buffers->editItemAt(i));
2258            return;
2259        }
2260    }
2261
2262    CHECK(!"should not be here.");
2263}
2264
2265void OMXCodec::setState(State newState) {
2266    mState = newState;
2267    mAsyncCompletion.signal();
2268
2269    // This may cause some spurious wakeups but is necessary to
2270    // unblock the reader if we enter ERROR state.
2271    mBufferFilled.signal();
2272}
2273
2274void OMXCodec::setRawAudioFormat(
2275        OMX_U32 portIndex, int32_t sampleRate, int32_t numChannels) {
2276
2277    // port definition
2278    OMX_PARAM_PORTDEFINITIONTYPE def;
2279    InitOMXParams(&def);
2280    def.nPortIndex = portIndex;
2281    status_t err = mOMX->getParameter(
2282            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
2283    CHECK_EQ(err, OK);
2284    def.format.audio.eEncoding = OMX_AUDIO_CodingPCM;
2285    CHECK_EQ(mOMX->setParameter(mNode, OMX_IndexParamPortDefinition,
2286            &def, sizeof(def)), OK);
2287
2288    // pcm param
2289    OMX_AUDIO_PARAM_PCMMODETYPE pcmParams;
2290    InitOMXParams(&pcmParams);
2291    pcmParams.nPortIndex = portIndex;
2292
2293    err = mOMX->getParameter(
2294            mNode, OMX_IndexParamAudioPcm, &pcmParams, sizeof(pcmParams));
2295
2296    CHECK_EQ(err, OK);
2297
2298    pcmParams.nChannels = numChannels;
2299    pcmParams.eNumData = OMX_NumericalDataSigned;
2300    pcmParams.bInterleaved = OMX_TRUE;
2301    pcmParams.nBitPerSample = 16;
2302    pcmParams.nSamplingRate = sampleRate;
2303    pcmParams.ePCMMode = OMX_AUDIO_PCMModeLinear;
2304
2305    if (numChannels == 1) {
2306        pcmParams.eChannelMapping[0] = OMX_AUDIO_ChannelCF;
2307    } else {
2308        CHECK_EQ(numChannels, 2);
2309
2310        pcmParams.eChannelMapping[0] = OMX_AUDIO_ChannelLF;
2311        pcmParams.eChannelMapping[1] = OMX_AUDIO_ChannelRF;
2312    }
2313
2314    err = mOMX->setParameter(
2315            mNode, OMX_IndexParamAudioPcm, &pcmParams, sizeof(pcmParams));
2316
2317    CHECK_EQ(err, OK);
2318}
2319
2320static OMX_AUDIO_AMRBANDMODETYPE pickModeFromBitRate(bool isAMRWB, int32_t bps) {
2321    if (isAMRWB) {
2322        if (bps <= 6600) {
2323            return OMX_AUDIO_AMRBandModeWB0;
2324        } else if (bps <= 8850) {
2325            return OMX_AUDIO_AMRBandModeWB1;
2326        } else if (bps <= 12650) {
2327            return OMX_AUDIO_AMRBandModeWB2;
2328        } else if (bps <= 14250) {
2329            return OMX_AUDIO_AMRBandModeWB3;
2330        } else if (bps <= 15850) {
2331            return OMX_AUDIO_AMRBandModeWB4;
2332        } else if (bps <= 18250) {
2333            return OMX_AUDIO_AMRBandModeWB5;
2334        } else if (bps <= 19850) {
2335            return OMX_AUDIO_AMRBandModeWB6;
2336        } else if (bps <= 23050) {
2337            return OMX_AUDIO_AMRBandModeWB7;
2338        }
2339
2340        // 23850 bps
2341        return OMX_AUDIO_AMRBandModeWB8;
2342    } else {  // AMRNB
2343        if (bps <= 4750) {
2344            return OMX_AUDIO_AMRBandModeNB0;
2345        } else if (bps <= 5150) {
2346            return OMX_AUDIO_AMRBandModeNB1;
2347        } else if (bps <= 5900) {
2348            return OMX_AUDIO_AMRBandModeNB2;
2349        } else if (bps <= 6700) {
2350            return OMX_AUDIO_AMRBandModeNB3;
2351        } else if (bps <= 7400) {
2352            return OMX_AUDIO_AMRBandModeNB4;
2353        } else if (bps <= 7950) {
2354            return OMX_AUDIO_AMRBandModeNB5;
2355        } else if (bps <= 10200) {
2356            return OMX_AUDIO_AMRBandModeNB6;
2357        }
2358
2359        // 12200 bps
2360        return OMX_AUDIO_AMRBandModeNB7;
2361    }
2362}
2363
2364void OMXCodec::setAMRFormat(bool isWAMR, int32_t bitRate) {
2365    OMX_U32 portIndex = mIsEncoder ? kPortIndexOutput : kPortIndexInput;
2366
2367    OMX_AUDIO_PARAM_AMRTYPE def;
2368    InitOMXParams(&def);
2369    def.nPortIndex = portIndex;
2370
2371    status_t err =
2372        mOMX->getParameter(mNode, OMX_IndexParamAudioAmr, &def, sizeof(def));
2373
2374    CHECK_EQ(err, OK);
2375
2376    def.eAMRFrameFormat = OMX_AUDIO_AMRFrameFormatFSF;
2377
2378    def.eAMRBandMode = pickModeFromBitRate(isWAMR, bitRate);
2379    err = mOMX->setParameter(mNode, OMX_IndexParamAudioAmr, &def, sizeof(def));
2380    CHECK_EQ(err, OK);
2381
2382    ////////////////////////
2383
2384    if (mIsEncoder) {
2385        sp<MetaData> format = mSource->getFormat();
2386        int32_t sampleRate;
2387        int32_t numChannels;
2388        CHECK(format->findInt32(kKeySampleRate, &sampleRate));
2389        CHECK(format->findInt32(kKeyChannelCount, &numChannels));
2390
2391        setRawAudioFormat(kPortIndexInput, sampleRate, numChannels);
2392    }
2393}
2394
2395void OMXCodec::setAACFormat(int32_t numChannels, int32_t sampleRate, int32_t bitRate) {
2396    CHECK(numChannels == 1 || numChannels == 2);
2397    if (mIsEncoder) {
2398        //////////////// input port ////////////////////
2399        setRawAudioFormat(kPortIndexInput, sampleRate, numChannels);
2400
2401        //////////////// output port ////////////////////
2402        // format
2403        OMX_AUDIO_PARAM_PORTFORMATTYPE format;
2404        format.nPortIndex = kPortIndexOutput;
2405        format.nIndex = 0;
2406        status_t err = OMX_ErrorNone;
2407        while (OMX_ErrorNone == err) {
2408            CHECK_EQ(mOMX->getParameter(mNode, OMX_IndexParamAudioPortFormat,
2409                    &format, sizeof(format)), OK);
2410            if (format.eEncoding == OMX_AUDIO_CodingAAC) {
2411                break;
2412            }
2413            format.nIndex++;
2414        }
2415        CHECK_EQ(OK, err);
2416        CHECK_EQ(mOMX->setParameter(mNode, OMX_IndexParamAudioPortFormat,
2417                &format, sizeof(format)), OK);
2418
2419        // port definition
2420        OMX_PARAM_PORTDEFINITIONTYPE def;
2421        InitOMXParams(&def);
2422        def.nPortIndex = kPortIndexOutput;
2423        CHECK_EQ(mOMX->getParameter(mNode, OMX_IndexParamPortDefinition,
2424                &def, sizeof(def)), OK);
2425        def.format.audio.bFlagErrorConcealment = OMX_TRUE;
2426        def.format.audio.eEncoding = OMX_AUDIO_CodingAAC;
2427        CHECK_EQ(mOMX->setParameter(mNode, OMX_IndexParamPortDefinition,
2428                &def, sizeof(def)), OK);
2429
2430        // profile
2431        OMX_AUDIO_PARAM_AACPROFILETYPE profile;
2432        InitOMXParams(&profile);
2433        profile.nPortIndex = kPortIndexOutput;
2434        CHECK_EQ(mOMX->getParameter(mNode, OMX_IndexParamAudioAac,
2435                &profile, sizeof(profile)), OK);
2436        profile.nChannels = numChannels;
2437        profile.eChannelMode = (numChannels == 1?
2438                OMX_AUDIO_ChannelModeMono: OMX_AUDIO_ChannelModeStereo);
2439        profile.nSampleRate = sampleRate;
2440        profile.nBitRate = bitRate;
2441        profile.nAudioBandWidth = 0;
2442        profile.nFrameLength = 0;
2443        profile.nAACtools = OMX_AUDIO_AACToolAll;
2444        profile.nAACERtools = OMX_AUDIO_AACERNone;
2445        profile.eAACProfile = OMX_AUDIO_AACObjectLC;
2446        profile.eAACStreamFormat = OMX_AUDIO_AACStreamFormatMP4FF;
2447        CHECK_EQ(mOMX->setParameter(mNode, OMX_IndexParamAudioAac,
2448                &profile, sizeof(profile)), OK);
2449
2450    } else {
2451        OMX_AUDIO_PARAM_AACPROFILETYPE profile;
2452        InitOMXParams(&profile);
2453        profile.nPortIndex = kPortIndexInput;
2454
2455        status_t err = mOMX->getParameter(
2456                mNode, OMX_IndexParamAudioAac, &profile, sizeof(profile));
2457        CHECK_EQ(err, OK);
2458
2459        profile.nChannels = numChannels;
2460        profile.nSampleRate = sampleRate;
2461        profile.eAACStreamFormat = OMX_AUDIO_AACStreamFormatMP4ADTS;
2462
2463        err = mOMX->setParameter(
2464                mNode, OMX_IndexParamAudioAac, &profile, sizeof(profile));
2465        CHECK_EQ(err, OK);
2466    }
2467}
2468
2469void OMXCodec::setImageOutputFormat(
2470        OMX_COLOR_FORMATTYPE format, OMX_U32 width, OMX_U32 height) {
2471    CODEC_LOGV("setImageOutputFormat(%ld, %ld)", width, height);
2472
2473#if 0
2474    OMX_INDEXTYPE index;
2475    status_t err = mOMX->get_extension_index(
2476            mNode, "OMX.TI.JPEG.decode.Config.OutputColorFormat", &index);
2477    CHECK_EQ(err, OK);
2478
2479    err = mOMX->set_config(mNode, index, &format, sizeof(format));
2480    CHECK_EQ(err, OK);
2481#endif
2482
2483    OMX_PARAM_PORTDEFINITIONTYPE def;
2484    InitOMXParams(&def);
2485    def.nPortIndex = kPortIndexOutput;
2486
2487    status_t err = mOMX->getParameter(
2488            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
2489    CHECK_EQ(err, OK);
2490
2491    CHECK_EQ(def.eDomain, OMX_PortDomainImage);
2492
2493    OMX_IMAGE_PORTDEFINITIONTYPE *imageDef = &def.format.image;
2494
2495    CHECK_EQ(imageDef->eCompressionFormat, OMX_IMAGE_CodingUnused);
2496    imageDef->eColorFormat = format;
2497    imageDef->nFrameWidth = width;
2498    imageDef->nFrameHeight = height;
2499
2500    switch (format) {
2501        case OMX_COLOR_FormatYUV420PackedPlanar:
2502        case OMX_COLOR_FormatYUV411Planar:
2503        {
2504            def.nBufferSize = (width * height * 3) / 2;
2505            break;
2506        }
2507
2508        case OMX_COLOR_FormatCbYCrY:
2509        {
2510            def.nBufferSize = width * height * 2;
2511            break;
2512        }
2513
2514        case OMX_COLOR_Format32bitARGB8888:
2515        {
2516            def.nBufferSize = width * height * 4;
2517            break;
2518        }
2519
2520        case OMX_COLOR_Format16bitARGB4444:
2521        case OMX_COLOR_Format16bitARGB1555:
2522        case OMX_COLOR_Format16bitRGB565:
2523        case OMX_COLOR_Format16bitBGR565:
2524        {
2525            def.nBufferSize = width * height * 2;
2526            break;
2527        }
2528
2529        default:
2530            CHECK(!"Should not be here. Unknown color format.");
2531            break;
2532    }
2533
2534    def.nBufferCountActual = def.nBufferCountMin;
2535
2536    err = mOMX->setParameter(
2537            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
2538    CHECK_EQ(err, OK);
2539}
2540
2541void OMXCodec::setJPEGInputFormat(
2542        OMX_U32 width, OMX_U32 height, OMX_U32 compressedSize) {
2543    OMX_PARAM_PORTDEFINITIONTYPE def;
2544    InitOMXParams(&def);
2545    def.nPortIndex = kPortIndexInput;
2546
2547    status_t err = mOMX->getParameter(
2548            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
2549    CHECK_EQ(err, OK);
2550
2551    CHECK_EQ(def.eDomain, OMX_PortDomainImage);
2552    OMX_IMAGE_PORTDEFINITIONTYPE *imageDef = &def.format.image;
2553
2554    CHECK_EQ(imageDef->eCompressionFormat, OMX_IMAGE_CodingJPEG);
2555    imageDef->nFrameWidth = width;
2556    imageDef->nFrameHeight = height;
2557
2558    def.nBufferSize = compressedSize;
2559    def.nBufferCountActual = def.nBufferCountMin;
2560
2561    err = mOMX->setParameter(
2562            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
2563    CHECK_EQ(err, OK);
2564}
2565
2566void OMXCodec::addCodecSpecificData(const void *data, size_t size) {
2567    CodecSpecificData *specific =
2568        (CodecSpecificData *)malloc(sizeof(CodecSpecificData) + size - 1);
2569
2570    specific->mSize = size;
2571    memcpy(specific->mData, data, size);
2572
2573    mCodecSpecificData.push(specific);
2574}
2575
2576void OMXCodec::clearCodecSpecificData() {
2577    for (size_t i = 0; i < mCodecSpecificData.size(); ++i) {
2578        free(mCodecSpecificData.editItemAt(i));
2579    }
2580    mCodecSpecificData.clear();
2581    mCodecSpecificDataIndex = 0;
2582}
2583
2584status_t OMXCodec::start(MetaData *meta) {
2585    Mutex::Autolock autoLock(mLock);
2586
2587    if (mState != LOADED) {
2588        return UNKNOWN_ERROR;
2589    }
2590
2591    sp<MetaData> params = new MetaData;
2592    if (mQuirks & kWantsNALFragments) {
2593        params->setInt32(kKeyWantsNALFragments, true);
2594    }
2595    if (meta) {
2596        int64_t startTimeUs = 0;
2597        int64_t timeUs;
2598        if (meta->findInt64(kKeyTime, &timeUs)) {
2599            startTimeUs = timeUs;
2600        }
2601        params->setInt64(kKeyTime, startTimeUs);
2602    }
2603    status_t err = mSource->start(params.get());
2604
2605    if (err != OK) {
2606        return err;
2607    }
2608
2609    mCodecSpecificDataIndex = 0;
2610    mInitialBufferSubmit = true;
2611    mSignalledEOS = false;
2612    mNoMoreOutputData = false;
2613    mOutputPortSettingsHaveChanged = false;
2614    mSeekTimeUs = -1;
2615    mFilledBuffers.clear();
2616    mPaused = false;
2617
2618    return init();
2619}
2620
2621status_t OMXCodec::stop() {
2622    CODEC_LOGV("stop mState=%d", mState);
2623
2624    Mutex::Autolock autoLock(mLock);
2625
2626    while (isIntermediateState(mState)) {
2627        mAsyncCompletion.wait(mLock);
2628    }
2629
2630    switch (mState) {
2631        case LOADED:
2632        case ERROR:
2633            break;
2634
2635        case EXECUTING:
2636        {
2637            setState(EXECUTING_TO_IDLE);
2638
2639            if (mQuirks & kRequiresFlushBeforeShutdown) {
2640                CODEC_LOGV("This component requires a flush before transitioning "
2641                     "from EXECUTING to IDLE...");
2642
2643                bool emulateInputFlushCompletion =
2644                    !flushPortAsync(kPortIndexInput);
2645
2646                bool emulateOutputFlushCompletion =
2647                    !flushPortAsync(kPortIndexOutput);
2648
2649                if (emulateInputFlushCompletion) {
2650                    onCmdComplete(OMX_CommandFlush, kPortIndexInput);
2651                }
2652
2653                if (emulateOutputFlushCompletion) {
2654                    onCmdComplete(OMX_CommandFlush, kPortIndexOutput);
2655                }
2656            } else {
2657                mPortStatus[kPortIndexInput] = SHUTTING_DOWN;
2658                mPortStatus[kPortIndexOutput] = SHUTTING_DOWN;
2659
2660                status_t err =
2661                    mOMX->sendCommand(mNode, OMX_CommandStateSet, OMX_StateIdle);
2662                CHECK_EQ(err, OK);
2663            }
2664
2665            while (mState != LOADED && mState != ERROR) {
2666                mAsyncCompletion.wait(mLock);
2667            }
2668
2669            break;
2670        }
2671
2672        default:
2673        {
2674            CHECK(!"should not be here.");
2675            break;
2676        }
2677    }
2678
2679    if (mLeftOverBuffer) {
2680        mLeftOverBuffer->release();
2681        mLeftOverBuffer = NULL;
2682    }
2683
2684    mSource->stop();
2685
2686    CODEC_LOGV("stopped");
2687
2688    return OK;
2689}
2690
2691sp<MetaData> OMXCodec::getFormat() {
2692    Mutex::Autolock autoLock(mLock);
2693
2694    return mOutputFormat;
2695}
2696
2697status_t OMXCodec::read(
2698        MediaBuffer **buffer, const ReadOptions *options) {
2699    *buffer = NULL;
2700
2701    Mutex::Autolock autoLock(mLock);
2702
2703    if (mState != EXECUTING && mState != RECONFIGURING) {
2704        return UNKNOWN_ERROR;
2705    }
2706
2707    bool seeking = false;
2708    int64_t seekTimeUs;
2709    if (options && options->getSeekTo(&seekTimeUs)) {
2710        seeking = true;
2711    }
2712
2713    if (mInitialBufferSubmit) {
2714        mInitialBufferSubmit = false;
2715
2716        if (seeking) {
2717            CHECK(seekTimeUs >= 0);
2718            mSeekTimeUs = seekTimeUs;
2719
2720            // There's no reason to trigger the code below, there's
2721            // nothing to flush yet.
2722            seeking = false;
2723            mPaused = false;
2724        }
2725
2726        drainInputBuffers();
2727
2728        if (mState == EXECUTING) {
2729            // Otherwise mState == RECONFIGURING and this code will trigger
2730            // after the output port is reenabled.
2731            fillOutputBuffers();
2732        }
2733    }
2734
2735    if (seeking) {
2736        CODEC_LOGV("seeking to %lld us (%.2f secs)", seekTimeUs, seekTimeUs / 1E6);
2737
2738        mSignalledEOS = false;
2739
2740        CHECK(seekTimeUs >= 0);
2741        mSeekTimeUs = seekTimeUs;
2742
2743        mFilledBuffers.clear();
2744
2745        CHECK_EQ(mState, EXECUTING);
2746
2747        bool emulateInputFlushCompletion = !flushPortAsync(kPortIndexInput);
2748        bool emulateOutputFlushCompletion = !flushPortAsync(kPortIndexOutput);
2749
2750        if (emulateInputFlushCompletion) {
2751            onCmdComplete(OMX_CommandFlush, kPortIndexInput);
2752        }
2753
2754        if (emulateOutputFlushCompletion) {
2755            onCmdComplete(OMX_CommandFlush, kPortIndexOutput);
2756        }
2757
2758        while (mSeekTimeUs >= 0) {
2759            mBufferFilled.wait(mLock);
2760        }
2761    }
2762
2763    while (mState != ERROR && !mNoMoreOutputData && mFilledBuffers.empty()) {
2764        mBufferFilled.wait(mLock);
2765    }
2766
2767    if (mState == ERROR) {
2768        return UNKNOWN_ERROR;
2769    }
2770
2771    if (mFilledBuffers.empty()) {
2772        return mSignalledEOS ? mFinalStatus : ERROR_END_OF_STREAM;
2773    }
2774
2775    if (mOutputPortSettingsHaveChanged) {
2776        mOutputPortSettingsHaveChanged = false;
2777
2778        return INFO_FORMAT_CHANGED;
2779    }
2780
2781    size_t index = *mFilledBuffers.begin();
2782    mFilledBuffers.erase(mFilledBuffers.begin());
2783
2784    BufferInfo *info = &mPortBuffers[kPortIndexOutput].editItemAt(index);
2785    info->mMediaBuffer->add_ref();
2786    *buffer = info->mMediaBuffer;
2787
2788    return OK;
2789}
2790
2791void OMXCodec::signalBufferReturned(MediaBuffer *buffer) {
2792    Mutex::Autolock autoLock(mLock);
2793
2794    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexOutput];
2795    for (size_t i = 0; i < buffers->size(); ++i) {
2796        BufferInfo *info = &buffers->editItemAt(i);
2797
2798        if (info->mMediaBuffer == buffer) {
2799            CHECK_EQ(mPortStatus[kPortIndexOutput], ENABLED);
2800            fillOutputBuffer(info);
2801            return;
2802        }
2803    }
2804
2805    CHECK(!"should not be here.");
2806}
2807
2808static const char *imageCompressionFormatString(OMX_IMAGE_CODINGTYPE type) {
2809    static const char *kNames[] = {
2810        "OMX_IMAGE_CodingUnused",
2811        "OMX_IMAGE_CodingAutoDetect",
2812        "OMX_IMAGE_CodingJPEG",
2813        "OMX_IMAGE_CodingJPEG2K",
2814        "OMX_IMAGE_CodingEXIF",
2815        "OMX_IMAGE_CodingTIFF",
2816        "OMX_IMAGE_CodingGIF",
2817        "OMX_IMAGE_CodingPNG",
2818        "OMX_IMAGE_CodingLZW",
2819        "OMX_IMAGE_CodingBMP",
2820    };
2821
2822    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
2823
2824    if (type < 0 || (size_t)type >= numNames) {
2825        return "UNKNOWN";
2826    } else {
2827        return kNames[type];
2828    }
2829}
2830
2831static const char *colorFormatString(OMX_COLOR_FORMATTYPE type) {
2832    static const char *kNames[] = {
2833        "OMX_COLOR_FormatUnused",
2834        "OMX_COLOR_FormatMonochrome",
2835        "OMX_COLOR_Format8bitRGB332",
2836        "OMX_COLOR_Format12bitRGB444",
2837        "OMX_COLOR_Format16bitARGB4444",
2838        "OMX_COLOR_Format16bitARGB1555",
2839        "OMX_COLOR_Format16bitRGB565",
2840        "OMX_COLOR_Format16bitBGR565",
2841        "OMX_COLOR_Format18bitRGB666",
2842        "OMX_COLOR_Format18bitARGB1665",
2843        "OMX_COLOR_Format19bitARGB1666",
2844        "OMX_COLOR_Format24bitRGB888",
2845        "OMX_COLOR_Format24bitBGR888",
2846        "OMX_COLOR_Format24bitARGB1887",
2847        "OMX_COLOR_Format25bitARGB1888",
2848        "OMX_COLOR_Format32bitBGRA8888",
2849        "OMX_COLOR_Format32bitARGB8888",
2850        "OMX_COLOR_FormatYUV411Planar",
2851        "OMX_COLOR_FormatYUV411PackedPlanar",
2852        "OMX_COLOR_FormatYUV420Planar",
2853        "OMX_COLOR_FormatYUV420PackedPlanar",
2854        "OMX_COLOR_FormatYUV420SemiPlanar",
2855        "OMX_COLOR_FormatYUV422Planar",
2856        "OMX_COLOR_FormatYUV422PackedPlanar",
2857        "OMX_COLOR_FormatYUV422SemiPlanar",
2858        "OMX_COLOR_FormatYCbYCr",
2859        "OMX_COLOR_FormatYCrYCb",
2860        "OMX_COLOR_FormatCbYCrY",
2861        "OMX_COLOR_FormatCrYCbY",
2862        "OMX_COLOR_FormatYUV444Interleaved",
2863        "OMX_COLOR_FormatRawBayer8bit",
2864        "OMX_COLOR_FormatRawBayer10bit",
2865        "OMX_COLOR_FormatRawBayer8bitcompressed",
2866        "OMX_COLOR_FormatL2",
2867        "OMX_COLOR_FormatL4",
2868        "OMX_COLOR_FormatL8",
2869        "OMX_COLOR_FormatL16",
2870        "OMX_COLOR_FormatL24",
2871        "OMX_COLOR_FormatL32",
2872        "OMX_COLOR_FormatYUV420PackedSemiPlanar",
2873        "OMX_COLOR_FormatYUV422PackedSemiPlanar",
2874        "OMX_COLOR_Format18BitBGR666",
2875        "OMX_COLOR_Format24BitARGB6666",
2876        "OMX_COLOR_Format24BitABGR6666",
2877    };
2878
2879    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
2880
2881    if (type == OMX_QCOM_COLOR_FormatYVU420SemiPlanar) {
2882        return "OMX_QCOM_COLOR_FormatYVU420SemiPlanar";
2883    } else if (type < 0 || (size_t)type >= numNames) {
2884        return "UNKNOWN";
2885    } else {
2886        return kNames[type];
2887    }
2888}
2889
2890static const char *videoCompressionFormatString(OMX_VIDEO_CODINGTYPE type) {
2891    static const char *kNames[] = {
2892        "OMX_VIDEO_CodingUnused",
2893        "OMX_VIDEO_CodingAutoDetect",
2894        "OMX_VIDEO_CodingMPEG2",
2895        "OMX_VIDEO_CodingH263",
2896        "OMX_VIDEO_CodingMPEG4",
2897        "OMX_VIDEO_CodingWMV",
2898        "OMX_VIDEO_CodingRV",
2899        "OMX_VIDEO_CodingAVC",
2900        "OMX_VIDEO_CodingMJPEG",
2901    };
2902
2903    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
2904
2905    if (type < 0 || (size_t)type >= numNames) {
2906        return "UNKNOWN";
2907    } else {
2908        return kNames[type];
2909    }
2910}
2911
2912static const char *audioCodingTypeString(OMX_AUDIO_CODINGTYPE type) {
2913    static const char *kNames[] = {
2914        "OMX_AUDIO_CodingUnused",
2915        "OMX_AUDIO_CodingAutoDetect",
2916        "OMX_AUDIO_CodingPCM",
2917        "OMX_AUDIO_CodingADPCM",
2918        "OMX_AUDIO_CodingAMR",
2919        "OMX_AUDIO_CodingGSMFR",
2920        "OMX_AUDIO_CodingGSMEFR",
2921        "OMX_AUDIO_CodingGSMHR",
2922        "OMX_AUDIO_CodingPDCFR",
2923        "OMX_AUDIO_CodingPDCEFR",
2924        "OMX_AUDIO_CodingPDCHR",
2925        "OMX_AUDIO_CodingTDMAFR",
2926        "OMX_AUDIO_CodingTDMAEFR",
2927        "OMX_AUDIO_CodingQCELP8",
2928        "OMX_AUDIO_CodingQCELP13",
2929        "OMX_AUDIO_CodingEVRC",
2930        "OMX_AUDIO_CodingSMV",
2931        "OMX_AUDIO_CodingG711",
2932        "OMX_AUDIO_CodingG723",
2933        "OMX_AUDIO_CodingG726",
2934        "OMX_AUDIO_CodingG729",
2935        "OMX_AUDIO_CodingAAC",
2936        "OMX_AUDIO_CodingMP3",
2937        "OMX_AUDIO_CodingSBC",
2938        "OMX_AUDIO_CodingVORBIS",
2939        "OMX_AUDIO_CodingWMA",
2940        "OMX_AUDIO_CodingRA",
2941        "OMX_AUDIO_CodingMIDI",
2942    };
2943
2944    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
2945
2946    if (type < 0 || (size_t)type >= numNames) {
2947        return "UNKNOWN";
2948    } else {
2949        return kNames[type];
2950    }
2951}
2952
2953static const char *audioPCMModeString(OMX_AUDIO_PCMMODETYPE type) {
2954    static const char *kNames[] = {
2955        "OMX_AUDIO_PCMModeLinear",
2956        "OMX_AUDIO_PCMModeALaw",
2957        "OMX_AUDIO_PCMModeMULaw",
2958    };
2959
2960    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
2961
2962    if (type < 0 || (size_t)type >= numNames) {
2963        return "UNKNOWN";
2964    } else {
2965        return kNames[type];
2966    }
2967}
2968
2969static const char *amrBandModeString(OMX_AUDIO_AMRBANDMODETYPE type) {
2970    static const char *kNames[] = {
2971        "OMX_AUDIO_AMRBandModeUnused",
2972        "OMX_AUDIO_AMRBandModeNB0",
2973        "OMX_AUDIO_AMRBandModeNB1",
2974        "OMX_AUDIO_AMRBandModeNB2",
2975        "OMX_AUDIO_AMRBandModeNB3",
2976        "OMX_AUDIO_AMRBandModeNB4",
2977        "OMX_AUDIO_AMRBandModeNB5",
2978        "OMX_AUDIO_AMRBandModeNB6",
2979        "OMX_AUDIO_AMRBandModeNB7",
2980        "OMX_AUDIO_AMRBandModeWB0",
2981        "OMX_AUDIO_AMRBandModeWB1",
2982        "OMX_AUDIO_AMRBandModeWB2",
2983        "OMX_AUDIO_AMRBandModeWB3",
2984        "OMX_AUDIO_AMRBandModeWB4",
2985        "OMX_AUDIO_AMRBandModeWB5",
2986        "OMX_AUDIO_AMRBandModeWB6",
2987        "OMX_AUDIO_AMRBandModeWB7",
2988        "OMX_AUDIO_AMRBandModeWB8",
2989    };
2990
2991    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
2992
2993    if (type < 0 || (size_t)type >= numNames) {
2994        return "UNKNOWN";
2995    } else {
2996        return kNames[type];
2997    }
2998}
2999
3000static const char *amrFrameFormatString(OMX_AUDIO_AMRFRAMEFORMATTYPE type) {
3001    static const char *kNames[] = {
3002        "OMX_AUDIO_AMRFrameFormatConformance",
3003        "OMX_AUDIO_AMRFrameFormatIF1",
3004        "OMX_AUDIO_AMRFrameFormatIF2",
3005        "OMX_AUDIO_AMRFrameFormatFSF",
3006        "OMX_AUDIO_AMRFrameFormatRTPPayload",
3007        "OMX_AUDIO_AMRFrameFormatITU",
3008    };
3009
3010    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
3011
3012    if (type < 0 || (size_t)type >= numNames) {
3013        return "UNKNOWN";
3014    } else {
3015        return kNames[type];
3016    }
3017}
3018
3019void OMXCodec::dumpPortStatus(OMX_U32 portIndex) {
3020    OMX_PARAM_PORTDEFINITIONTYPE def;
3021    InitOMXParams(&def);
3022    def.nPortIndex = portIndex;
3023
3024    status_t err = mOMX->getParameter(
3025            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
3026    CHECK_EQ(err, OK);
3027
3028    printf("%s Port = {\n", portIndex == kPortIndexInput ? "Input" : "Output");
3029
3030    CHECK((portIndex == kPortIndexInput && def.eDir == OMX_DirInput)
3031          || (portIndex == kPortIndexOutput && def.eDir == OMX_DirOutput));
3032
3033    printf("  nBufferCountActual = %ld\n", def.nBufferCountActual);
3034    printf("  nBufferCountMin = %ld\n", def.nBufferCountMin);
3035    printf("  nBufferSize = %ld\n", def.nBufferSize);
3036
3037    switch (def.eDomain) {
3038        case OMX_PortDomainImage:
3039        {
3040            const OMX_IMAGE_PORTDEFINITIONTYPE *imageDef = &def.format.image;
3041
3042            printf("\n");
3043            printf("  // Image\n");
3044            printf("  nFrameWidth = %ld\n", imageDef->nFrameWidth);
3045            printf("  nFrameHeight = %ld\n", imageDef->nFrameHeight);
3046            printf("  nStride = %ld\n", imageDef->nStride);
3047
3048            printf("  eCompressionFormat = %s\n",
3049                   imageCompressionFormatString(imageDef->eCompressionFormat));
3050
3051            printf("  eColorFormat = %s\n",
3052                   colorFormatString(imageDef->eColorFormat));
3053
3054            break;
3055        }
3056
3057        case OMX_PortDomainVideo:
3058        {
3059            OMX_VIDEO_PORTDEFINITIONTYPE *videoDef = &def.format.video;
3060
3061            printf("\n");
3062            printf("  // Video\n");
3063            printf("  nFrameWidth = %ld\n", videoDef->nFrameWidth);
3064            printf("  nFrameHeight = %ld\n", videoDef->nFrameHeight);
3065            printf("  nStride = %ld\n", videoDef->nStride);
3066
3067            printf("  eCompressionFormat = %s\n",
3068                   videoCompressionFormatString(videoDef->eCompressionFormat));
3069
3070            printf("  eColorFormat = %s\n",
3071                   colorFormatString(videoDef->eColorFormat));
3072
3073            break;
3074        }
3075
3076        case OMX_PortDomainAudio:
3077        {
3078            OMX_AUDIO_PORTDEFINITIONTYPE *audioDef = &def.format.audio;
3079
3080            printf("\n");
3081            printf("  // Audio\n");
3082            printf("  eEncoding = %s\n",
3083                   audioCodingTypeString(audioDef->eEncoding));
3084
3085            if (audioDef->eEncoding == OMX_AUDIO_CodingPCM) {
3086                OMX_AUDIO_PARAM_PCMMODETYPE params;
3087                InitOMXParams(&params);
3088                params.nPortIndex = portIndex;
3089
3090                err = mOMX->getParameter(
3091                        mNode, OMX_IndexParamAudioPcm, &params, sizeof(params));
3092                CHECK_EQ(err, OK);
3093
3094                printf("  nSamplingRate = %ld\n", params.nSamplingRate);
3095                printf("  nChannels = %ld\n", params.nChannels);
3096                printf("  bInterleaved = %d\n", params.bInterleaved);
3097                printf("  nBitPerSample = %ld\n", params.nBitPerSample);
3098
3099                printf("  eNumData = %s\n",
3100                       params.eNumData == OMX_NumericalDataSigned
3101                        ? "signed" : "unsigned");
3102
3103                printf("  ePCMMode = %s\n", audioPCMModeString(params.ePCMMode));
3104            } else if (audioDef->eEncoding == OMX_AUDIO_CodingAMR) {
3105                OMX_AUDIO_PARAM_AMRTYPE amr;
3106                InitOMXParams(&amr);
3107                amr.nPortIndex = portIndex;
3108
3109                err = mOMX->getParameter(
3110                        mNode, OMX_IndexParamAudioAmr, &amr, sizeof(amr));
3111                CHECK_EQ(err, OK);
3112
3113                printf("  nChannels = %ld\n", amr.nChannels);
3114                printf("  eAMRBandMode = %s\n",
3115                        amrBandModeString(amr.eAMRBandMode));
3116                printf("  eAMRFrameFormat = %s\n",
3117                        amrFrameFormatString(amr.eAMRFrameFormat));
3118            }
3119
3120            break;
3121        }
3122
3123        default:
3124        {
3125            printf("  // Unknown\n");
3126            break;
3127        }
3128    }
3129
3130    printf("}\n");
3131}
3132
3133void OMXCodec::initOutputFormat(const sp<MetaData> &inputFormat) {
3134    mOutputFormat = new MetaData;
3135    mOutputFormat->setCString(kKeyDecoderComponent, mComponentName);
3136
3137    OMX_PARAM_PORTDEFINITIONTYPE def;
3138    InitOMXParams(&def);
3139    def.nPortIndex = kPortIndexOutput;
3140
3141    status_t err = mOMX->getParameter(
3142            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
3143    CHECK_EQ(err, OK);
3144
3145    switch (def.eDomain) {
3146        case OMX_PortDomainImage:
3147        {
3148            OMX_IMAGE_PORTDEFINITIONTYPE *imageDef = &def.format.image;
3149            CHECK_EQ(imageDef->eCompressionFormat, OMX_IMAGE_CodingUnused);
3150
3151            mOutputFormat->setCString(kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_RAW);
3152            mOutputFormat->setInt32(kKeyColorFormat, imageDef->eColorFormat);
3153            mOutputFormat->setInt32(kKeyWidth, imageDef->nFrameWidth);
3154            mOutputFormat->setInt32(kKeyHeight, imageDef->nFrameHeight);
3155            break;
3156        }
3157
3158        case OMX_PortDomainAudio:
3159        {
3160            OMX_AUDIO_PORTDEFINITIONTYPE *audio_def = &def.format.audio;
3161
3162            if (audio_def->eEncoding == OMX_AUDIO_CodingPCM) {
3163                OMX_AUDIO_PARAM_PCMMODETYPE params;
3164                InitOMXParams(&params);
3165                params.nPortIndex = kPortIndexOutput;
3166
3167                err = mOMX->getParameter(
3168                        mNode, OMX_IndexParamAudioPcm, &params, sizeof(params));
3169                CHECK_EQ(err, OK);
3170
3171                CHECK_EQ(params.eNumData, OMX_NumericalDataSigned);
3172                CHECK_EQ(params.nBitPerSample, 16);
3173                CHECK_EQ(params.ePCMMode, OMX_AUDIO_PCMModeLinear);
3174
3175                int32_t numChannels, sampleRate;
3176                inputFormat->findInt32(kKeyChannelCount, &numChannels);
3177                inputFormat->findInt32(kKeySampleRate, &sampleRate);
3178
3179                if ((OMX_U32)numChannels != params.nChannels) {
3180                    LOGW("Codec outputs a different number of channels than "
3181                         "the input stream contains (contains %d channels, "
3182                         "codec outputs %ld channels).",
3183                         numChannels, params.nChannels);
3184                }
3185
3186                mOutputFormat->setCString(
3187                        kKeyMIMEType, MEDIA_MIMETYPE_AUDIO_RAW);
3188
3189                // Use the codec-advertised number of channels, as some
3190                // codecs appear to output stereo even if the input data is
3191                // mono. If we know the codec lies about this information,
3192                // use the actual number of channels instead.
3193                mOutputFormat->setInt32(
3194                        kKeyChannelCount,
3195                        (mQuirks & kDecoderLiesAboutNumberOfChannels)
3196                            ? numChannels : params.nChannels);
3197
3198                // The codec-reported sampleRate is not reliable...
3199                mOutputFormat->setInt32(kKeySampleRate, sampleRate);
3200            } else if (audio_def->eEncoding == OMX_AUDIO_CodingAMR) {
3201                OMX_AUDIO_PARAM_AMRTYPE amr;
3202                InitOMXParams(&amr);
3203                amr.nPortIndex = kPortIndexOutput;
3204
3205                err = mOMX->getParameter(
3206                        mNode, OMX_IndexParamAudioAmr, &amr, sizeof(amr));
3207                CHECK_EQ(err, OK);
3208
3209                CHECK_EQ(amr.nChannels, 1);
3210                mOutputFormat->setInt32(kKeyChannelCount, 1);
3211
3212                if (amr.eAMRBandMode >= OMX_AUDIO_AMRBandModeNB0
3213                    && amr.eAMRBandMode <= OMX_AUDIO_AMRBandModeNB7) {
3214                    mOutputFormat->setCString(
3215                            kKeyMIMEType, MEDIA_MIMETYPE_AUDIO_AMR_NB);
3216                    mOutputFormat->setInt32(kKeySampleRate, 8000);
3217                } else if (amr.eAMRBandMode >= OMX_AUDIO_AMRBandModeWB0
3218                            && amr.eAMRBandMode <= OMX_AUDIO_AMRBandModeWB8) {
3219                    mOutputFormat->setCString(
3220                            kKeyMIMEType, MEDIA_MIMETYPE_AUDIO_AMR_WB);
3221                    mOutputFormat->setInt32(kKeySampleRate, 16000);
3222                } else {
3223                    CHECK(!"Unknown AMR band mode.");
3224                }
3225            } else if (audio_def->eEncoding == OMX_AUDIO_CodingAAC) {
3226                mOutputFormat->setCString(
3227                        kKeyMIMEType, MEDIA_MIMETYPE_AUDIO_AAC);
3228                int32_t numChannels, sampleRate, bitRate;
3229                inputFormat->findInt32(kKeyChannelCount, &numChannels);
3230                inputFormat->findInt32(kKeySampleRate, &sampleRate);
3231                inputFormat->findInt32(kKeyBitRate, &bitRate);
3232                mOutputFormat->setInt32(kKeyChannelCount, numChannels);
3233                mOutputFormat->setInt32(kKeySampleRate, sampleRate);
3234                mOutputFormat->setInt32(kKeyBitRate, bitRate);
3235            } else {
3236                CHECK(!"Should not be here. Unknown audio encoding.");
3237            }
3238            break;
3239        }
3240
3241        case OMX_PortDomainVideo:
3242        {
3243            OMX_VIDEO_PORTDEFINITIONTYPE *video_def = &def.format.video;
3244
3245            if (video_def->eCompressionFormat == OMX_VIDEO_CodingUnused) {
3246                mOutputFormat->setCString(
3247                        kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_RAW);
3248            } else if (video_def->eCompressionFormat == OMX_VIDEO_CodingMPEG4) {
3249                mOutputFormat->setCString(
3250                        kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_MPEG4);
3251            } else if (video_def->eCompressionFormat == OMX_VIDEO_CodingH263) {
3252                mOutputFormat->setCString(
3253                        kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_H263);
3254            } else if (video_def->eCompressionFormat == OMX_VIDEO_CodingAVC) {
3255                mOutputFormat->setCString(
3256                        kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_AVC);
3257            } else {
3258                CHECK(!"Unknown compression format.");
3259            }
3260
3261            if (!strcmp(mComponentName, "OMX.PV.avcdec")) {
3262                // This component appears to be lying to me.
3263                mOutputFormat->setInt32(
3264                        kKeyWidth, (video_def->nFrameWidth + 15) & -16);
3265                mOutputFormat->setInt32(
3266                        kKeyHeight, (video_def->nFrameHeight + 15) & -16);
3267            } else {
3268                mOutputFormat->setInt32(kKeyWidth, video_def->nFrameWidth);
3269                mOutputFormat->setInt32(kKeyHeight, video_def->nFrameHeight);
3270            }
3271
3272            mOutputFormat->setInt32(kKeyColorFormat, video_def->eColorFormat);
3273            break;
3274        }
3275
3276        default:
3277        {
3278            CHECK(!"should not be here, neither audio nor video.");
3279            break;
3280        }
3281    }
3282}
3283
3284status_t OMXCodec::pause() {
3285    Mutex::Autolock autoLock(mLock);
3286
3287    mPaused = true;
3288
3289    return OK;
3290}
3291
3292////////////////////////////////////////////////////////////////////////////////
3293
3294status_t QueryCodecs(
3295        const sp<IOMX> &omx,
3296        const char *mime, bool queryDecoders,
3297        Vector<CodecCapabilities> *results) {
3298    results->clear();
3299
3300    for (int index = 0;; ++index) {
3301        const char *componentName;
3302
3303        if (!queryDecoders) {
3304            componentName = GetCodec(
3305                    kEncoderInfo, sizeof(kEncoderInfo) / sizeof(kEncoderInfo[0]),
3306                    mime, index);
3307        } else {
3308            componentName = GetCodec(
3309                    kDecoderInfo, sizeof(kDecoderInfo) / sizeof(kDecoderInfo[0]),
3310                    mime, index);
3311        }
3312
3313        if (!componentName) {
3314            return OK;
3315        }
3316
3317        if (strncmp(componentName, "OMX.", 4)) {
3318            // Not an OpenMax component but a software codec.
3319
3320            results->push();
3321            CodecCapabilities *caps = &results->editItemAt(results->size() - 1);
3322            caps->mComponentName = componentName;
3323
3324            continue;
3325        }
3326
3327        sp<OMXCodecObserver> observer = new OMXCodecObserver;
3328        IOMX::node_id node;
3329        status_t err = omx->allocateNode(componentName, observer, &node);
3330
3331        if (err != OK) {
3332            continue;
3333        }
3334
3335        OMXCodec::setComponentRole(omx, node, !queryDecoders, mime);
3336
3337        results->push();
3338        CodecCapabilities *caps = &results->editItemAt(results->size() - 1);
3339        caps->mComponentName = componentName;
3340
3341        OMX_VIDEO_PARAM_PROFILELEVELTYPE param;
3342        InitOMXParams(&param);
3343
3344        param.nPortIndex = queryDecoders ? 0 : 1;
3345
3346        for (param.nProfileIndex = 0;; ++param.nProfileIndex) {
3347            err = omx->getParameter(
3348                    node, OMX_IndexParamVideoProfileLevelQuerySupported,
3349                    &param, sizeof(param));
3350
3351            if (err != OK) {
3352                break;
3353            }
3354
3355            CodecProfileLevel profileLevel;
3356            profileLevel.mProfile = param.eProfile;
3357            profileLevel.mLevel = param.eLevel;
3358
3359            caps->mProfileLevels.push(profileLevel);
3360        }
3361
3362        CHECK_EQ(omx->freeNode(node), OK);
3363    }
3364}
3365
3366}  // namespace android
3367