OMXCodec.cpp revision 79e0ac144ca9bb771e2c6b1954c882da12a4bea8 
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/AVCEncoder.h"
29#include "include/G711Decoder.h"
30#include "include/M4vH263Decoder.h"
31#include "include/M4vH263Encoder.h"
32#include "include/MP3Decoder.h"
33#include "include/VorbisDecoder.h"
34#include "include/VPXDecoder.h"
35
36#include "include/ESDS.h"
37
38#include <binder/IServiceManager.h>
39#include <binder/MemoryDealer.h>
40#include <binder/ProcessState.h>
41#include <media/IMediaPlayerService.h>
42#include <media/stagefright/MediaBuffer.h>
43#include <media/stagefright/MediaBufferGroup.h>
44#include <media/stagefright/MediaDebug.h>
45#include <media/stagefright/MediaDefs.h>
46#include <media/stagefright/MediaExtractor.h>
47#include <media/stagefright/MetaData.h>
48#include <media/stagefright/OMXCodec.h>
49#include <media/stagefright/Utils.h>
50#include <utils/Vector.h>
51
52#include <OMX_Audio.h>
53#include <OMX_Component.h>
54
55#include "include/ThreadedSource.h"
56
57namespace android {
58
59static const int OMX_QCOM_COLOR_FormatYVU420SemiPlanar = 0x7FA30C00;
60
61struct CodecInfo {
62    const char *mime;
63    const char *codec;
64};
65
66#define FACTORY_CREATE(name) \
67static sp<MediaSource> Make##name(const sp<MediaSource> &source) { \
68    return new name(source); \
69}
70
71#define FACTORY_CREATE_ENCODER(name) \
72static sp<MediaSource> Make##name(const sp<MediaSource> &source, const sp<MetaData> &meta) { \
73    return new name(source, meta); \
74}
75
76#define FACTORY_REF(name) { #name, Make##name },
77
78FACTORY_CREATE(MP3Decoder)
79FACTORY_CREATE(AMRNBDecoder)
80FACTORY_CREATE(AMRWBDecoder)
81FACTORY_CREATE(AACDecoder)
82FACTORY_CREATE(AVCDecoder)
83FACTORY_CREATE(G711Decoder)
84FACTORY_CREATE(M4vH263Decoder)
85FACTORY_CREATE(VorbisDecoder)
86FACTORY_CREATE(VPXDecoder)
87FACTORY_CREATE_ENCODER(AMRNBEncoder)
88FACTORY_CREATE_ENCODER(AMRWBEncoder)
89FACTORY_CREATE_ENCODER(AACEncoder)
90FACTORY_CREATE_ENCODER(AVCEncoder)
91FACTORY_CREATE_ENCODER(M4vH263Encoder)
92
93static sp<MediaSource> InstantiateSoftwareEncoder(
94        const char *name, const sp<MediaSource> &source,
95        const sp<MetaData> &meta) {
96    struct FactoryInfo {
97        const char *name;
98        sp<MediaSource> (*CreateFunc)(const sp<MediaSource> &, const sp<MetaData> &);
99    };
100
101    static const FactoryInfo kFactoryInfo[] = {
102        FACTORY_REF(AMRNBEncoder)
103        FACTORY_REF(AMRWBEncoder)
104        FACTORY_REF(AACEncoder)
105        FACTORY_REF(AVCEncoder)
106        FACTORY_REF(M4vH263Encoder)
107    };
108    for (size_t i = 0;
109         i < sizeof(kFactoryInfo) / sizeof(kFactoryInfo[0]); ++i) {
110        if (!strcmp(name, kFactoryInfo[i].name)) {
111            return (*kFactoryInfo[i].CreateFunc)(source, meta);
112        }
113    }
114
115    return NULL;
116}
117
118static sp<MediaSource> InstantiateSoftwareCodec(
119        const char *name, const sp<MediaSource> &source) {
120    struct FactoryInfo {
121        const char *name;
122        sp<MediaSource> (*CreateFunc)(const sp<MediaSource> &);
123    };
124
125    static const FactoryInfo kFactoryInfo[] = {
126        FACTORY_REF(MP3Decoder)
127        FACTORY_REF(AMRNBDecoder)
128        FACTORY_REF(AMRWBDecoder)
129        FACTORY_REF(AACDecoder)
130        FACTORY_REF(AVCDecoder)
131        FACTORY_REF(G711Decoder)
132        FACTORY_REF(M4vH263Decoder)
133        FACTORY_REF(VorbisDecoder)
134        FACTORY_REF(VPXDecoder)
135    };
136    for (size_t i = 0;
137         i < sizeof(kFactoryInfo) / sizeof(kFactoryInfo[0]); ++i) {
138        if (!strcmp(name, kFactoryInfo[i].name)) {
139            if (!strcmp(name, "VPXDecoder")) {
140                return new ThreadedSource(
141                        (*kFactoryInfo[i].CreateFunc)(source));
142            }
143            return (*kFactoryInfo[i].CreateFunc)(source);
144        }
145    }
146
147    return NULL;
148}
149
150#undef FACTORY_REF
151#undef FACTORY_CREATE
152
153static const CodecInfo kDecoderInfo[] = {
154    { MEDIA_MIMETYPE_IMAGE_JPEG, "OMX.TI.JPEG.decode" },
155//    { MEDIA_MIMETYPE_AUDIO_MPEG, "OMX.Nvidia.mp3.decoder" },
156//    { MEDIA_MIMETYPE_AUDIO_MPEG, "OMX.TI.MP3.decode" },
157    { MEDIA_MIMETYPE_AUDIO_MPEG, "MP3Decoder" },
158//    { MEDIA_MIMETYPE_AUDIO_MPEG, "OMX.PV.mp3dec" },
159//    { MEDIA_MIMETYPE_AUDIO_AMR_NB, "OMX.TI.AMR.decode" },
160//    { MEDIA_MIMETYPE_AUDIO_AMR_NB, "OMX.Nvidia.amr.decoder" },
161    { MEDIA_MIMETYPE_AUDIO_AMR_NB, "AMRNBDecoder" },
162//    { MEDIA_MIMETYPE_AUDIO_AMR_NB, "OMX.PV.amrdec" },
163//    { MEDIA_MIMETYPE_AUDIO_AMR_NB, "OMX.Nvidia.amrwb.decoder" },
164    { MEDIA_MIMETYPE_AUDIO_AMR_WB, "OMX.TI.WBAMR.decode" },
165    { MEDIA_MIMETYPE_AUDIO_AMR_WB, "AMRWBDecoder" },
166//    { MEDIA_MIMETYPE_AUDIO_AMR_WB, "OMX.PV.amrdec" },
167//    { MEDIA_MIMETYPE_AUDIO_AAC, "OMX.Nvidia.aac.decoder" },
168    { MEDIA_MIMETYPE_AUDIO_AAC, "OMX.TI.AAC.decode" },
169    { MEDIA_MIMETYPE_AUDIO_AAC, "AACDecoder" },
170//    { MEDIA_MIMETYPE_AUDIO_AAC, "OMX.PV.aacdec" },
171    { MEDIA_MIMETYPE_AUDIO_G711_ALAW, "G711Decoder" },
172    { MEDIA_MIMETYPE_AUDIO_G711_MLAW, "G711Decoder" },
173//    { MEDIA_MIMETYPE_VIDEO_MPEG4, "OMX.Nvidia.mp4.decode" },
174    { MEDIA_MIMETYPE_VIDEO_MPEG4, "OMX.qcom.7x30.video.decoder.mpeg4" },
175    { MEDIA_MIMETYPE_VIDEO_MPEG4, "OMX.qcom.video.decoder.mpeg4" },
176    { MEDIA_MIMETYPE_VIDEO_MPEG4, "OMX.TI.Video.Decoder" },
177    { MEDIA_MIMETYPE_VIDEO_MPEG4, "OMX.SEC.MPEG4.Decoder" },
178    { MEDIA_MIMETYPE_VIDEO_MPEG4, "M4vH263Decoder" },
179//    { MEDIA_MIMETYPE_VIDEO_MPEG4, "OMX.PV.mpeg4dec" },
180//    { MEDIA_MIMETYPE_VIDEO_H263, "OMX.Nvidia.h263.decode" },
181    { MEDIA_MIMETYPE_VIDEO_H263, "OMX.qcom.7x30.video.decoder.h263" },
182    { MEDIA_MIMETYPE_VIDEO_H263, "OMX.qcom.video.decoder.h263" },
183    { MEDIA_MIMETYPE_VIDEO_H263, "OMX.SEC.H263.Decoder" },
184    { MEDIA_MIMETYPE_VIDEO_H263, "M4vH263Decoder" },
185//    { MEDIA_MIMETYPE_VIDEO_H263, "OMX.PV.h263dec" },
186    { MEDIA_MIMETYPE_VIDEO_AVC, "OMX.Nvidia.h264.decode" },
187    { MEDIA_MIMETYPE_VIDEO_AVC, "OMX.qcom.7x30.video.decoder.avc" },
188    { MEDIA_MIMETYPE_VIDEO_AVC, "OMX.qcom.video.decoder.avc" },
189    { MEDIA_MIMETYPE_VIDEO_AVC, "OMX.TI.Video.Decoder" },
190    { MEDIA_MIMETYPE_VIDEO_AVC, "OMX.SEC.AVC.Decoder" },
191    { MEDIA_MIMETYPE_VIDEO_AVC, "AVCDecoder" },
192//    { MEDIA_MIMETYPE_VIDEO_AVC, "OMX.PV.avcdec" },
193    { MEDIA_MIMETYPE_AUDIO_VORBIS, "VorbisDecoder" },
194    { MEDIA_MIMETYPE_VIDEO_VPX, "VPXDecoder" },
195};
196
197static const CodecInfo kEncoderInfo[] = {
198    { MEDIA_MIMETYPE_AUDIO_AMR_NB, "OMX.TI.AMR.encode" },
199    { MEDIA_MIMETYPE_AUDIO_AMR_NB, "AMRNBEncoder" },
200    { MEDIA_MIMETYPE_AUDIO_AMR_WB, "OMX.TI.WBAMR.encode" },
201    { MEDIA_MIMETYPE_AUDIO_AMR_WB, "AMRWBEncoder" },
202    { MEDIA_MIMETYPE_AUDIO_AAC, "OMX.TI.AAC.encode" },
203    { MEDIA_MIMETYPE_AUDIO_AAC, "AACEncoder" },
204//    { MEDIA_MIMETYPE_AUDIO_AAC, "OMX.PV.aacenc" },
205    { MEDIA_MIMETYPE_VIDEO_MPEG4, "OMX.qcom.7x30.video.encoder.mpeg4" },
206    { MEDIA_MIMETYPE_VIDEO_MPEG4, "OMX.qcom.video.encoder.mpeg4" },
207    { MEDIA_MIMETYPE_VIDEO_MPEG4, "OMX.TI.Video.encoder" },
208    { MEDIA_MIMETYPE_VIDEO_MPEG4, "OMX.Nvidia.mp4.encoder" },
209    { MEDIA_MIMETYPE_VIDEO_MPEG4, "OMX.SEC.MPEG4.Encoder" },
210    { MEDIA_MIMETYPE_VIDEO_MPEG4, "M4vH263Encoder" },
211//    { MEDIA_MIMETYPE_VIDEO_MPEG4, "OMX.PV.mpeg4enc" },
212    { MEDIA_MIMETYPE_VIDEO_H263, "OMX.qcom.7x30.video.encoder.h263" },
213    { MEDIA_MIMETYPE_VIDEO_H263, "OMX.qcom.video.encoder.h263" },
214    { MEDIA_MIMETYPE_VIDEO_H263, "OMX.TI.Video.encoder" },
215    { MEDIA_MIMETYPE_VIDEO_H263, "OMX.Nvidia.h263.encoder" },
216    { MEDIA_MIMETYPE_VIDEO_H263, "OMX.SEC.H263.Encoder" },
217    { MEDIA_MIMETYPE_VIDEO_H263, "M4vH263Encoder" },
218//    { MEDIA_MIMETYPE_VIDEO_H263, "OMX.PV.h263enc" },
219    { MEDIA_MIMETYPE_VIDEO_AVC, "OMX.qcom.7x30.video.encoder.avc" },
220    { MEDIA_MIMETYPE_VIDEO_AVC, "OMX.qcom.video.encoder.avc" },
221    { MEDIA_MIMETYPE_VIDEO_AVC, "OMX.TI.Video.encoder" },
222    { MEDIA_MIMETYPE_VIDEO_AVC, "OMX.Nvidia.h264.encoder" },
223    { MEDIA_MIMETYPE_VIDEO_AVC, "OMX.SEC.AVC.Encoder" },
224    { MEDIA_MIMETYPE_VIDEO_AVC, "AVCEncoder" },
225//    { MEDIA_MIMETYPE_VIDEO_AVC, "OMX.PV.avcenc" },
226};
227
228#undef OPTIONAL
229
230#define CODEC_LOGI(x, ...) LOGI("[%s] "x, mComponentName, ##__VA_ARGS__)
231#define CODEC_LOGV(x, ...) LOGV("[%s] "x, mComponentName, ##__VA_ARGS__)
232#define CODEC_LOGE(x, ...) LOGE("[%s] "x, mComponentName, ##__VA_ARGS__)
233
234struct OMXCodecObserver : public BnOMXObserver {
235    OMXCodecObserver() {
236    }
237
238    void setCodec(const sp<OMXCodec> &target) {
239        mTarget = target;
240    }
241
242    // from IOMXObserver
243    virtual void onMessage(const omx_message &msg) {
244        sp<OMXCodec> codec = mTarget.promote();
245
246        if (codec.get() != NULL) {
247            codec->on_message(msg);
248        }
249    }
250
251protected:
252    virtual ~OMXCodecObserver() {}
253
254private:
255    wp<OMXCodec> mTarget;
256
257    OMXCodecObserver(const OMXCodecObserver &);
258    OMXCodecObserver &operator=(const OMXCodecObserver &);
259};
260
261static const char *GetCodec(const CodecInfo *info, size_t numInfos,
262                            const char *mime, int index) {
263    CHECK(index >= 0);
264    for(size_t i = 0; i < numInfos; ++i) {
265        if (!strcasecmp(mime, info[i].mime)) {
266            if (index == 0) {
267                return info[i].codec;
268            }
269
270            --index;
271        }
272    }
273
274    return NULL;
275}
276
277enum {
278    kAVCProfileBaseline      = 0x42,
279    kAVCProfileMain          = 0x4d,
280    kAVCProfileExtended      = 0x58,
281    kAVCProfileHigh          = 0x64,
282    kAVCProfileHigh10        = 0x6e,
283    kAVCProfileHigh422       = 0x7a,
284    kAVCProfileHigh444       = 0xf4,
285    kAVCProfileCAVLC444Intra = 0x2c
286};
287
288static const char *AVCProfileToString(uint8_t profile) {
289    switch (profile) {
290        case kAVCProfileBaseline:
291            return "Baseline";
292        case kAVCProfileMain:
293            return "Main";
294        case kAVCProfileExtended:
295            return "Extended";
296        case kAVCProfileHigh:
297            return "High";
298        case kAVCProfileHigh10:
299            return "High 10";
300        case kAVCProfileHigh422:
301            return "High 422";
302        case kAVCProfileHigh444:
303            return "High 444";
304        case kAVCProfileCAVLC444Intra:
305            return "CAVLC 444 Intra";
306        default:   return "Unknown";
307    }
308}
309
310template<class T>
311static void InitOMXParams(T *params) {
312    params->nSize = sizeof(T);
313    params->nVersion.s.nVersionMajor = 1;
314    params->nVersion.s.nVersionMinor = 0;
315    params->nVersion.s.nRevision = 0;
316    params->nVersion.s.nStep = 0;
317}
318
319static bool IsSoftwareCodec(const char *componentName) {
320    if (!strncmp("OMX.PV.", componentName, 7)) {
321        return true;
322    }
323
324    return false;
325}
326
327// A sort order in which non-OMX components are first,
328// followed by software codecs, i.e. OMX.PV.*, followed
329// by all the others.
330static int CompareSoftwareCodecsFirst(
331        const String8 *elem1, const String8 *elem2) {
332    bool isNotOMX1 = strncmp(elem1->string(), "OMX.", 4);
333    bool isNotOMX2 = strncmp(elem2->string(), "OMX.", 4);
334
335    if (isNotOMX1) {
336        if (isNotOMX2) { return 0; }
337        return -1;
338    }
339    if (isNotOMX2) {
340        return 1;
341    }
342
343    bool isSoftwareCodec1 = IsSoftwareCodec(elem1->string());
344    bool isSoftwareCodec2 = IsSoftwareCodec(elem2->string());
345
346    if (isSoftwareCodec1) {
347        if (isSoftwareCodec2) { return 0; }
348        return -1;
349    }
350
351    if (isSoftwareCodec2) {
352        return 1;
353    }
354
355    return 0;
356}
357
358// static
359uint32_t OMXCodec::getComponentQuirks(
360        const char *componentName, bool isEncoder) {
361    uint32_t quirks = 0;
362
363    if (!strcmp(componentName, "OMX.Nvidia.amr.decoder") ||
364         !strcmp(componentName, "OMX.Nvidia.amrwb.decoder") ||
365         !strcmp(componentName, "OMX.Nvidia.aac.decoder") ||
366         !strcmp(componentName, "OMX.Nvidia.mp3.decoder")) {
367        quirks |= kDecoderLiesAboutNumberOfChannels;
368    }
369
370    if (!strcmp(componentName, "OMX.PV.avcdec")) {
371        quirks |= kWantsNALFragments;
372    }
373    if (!strcmp(componentName, "OMX.TI.MP3.decode")) {
374        quirks |= kNeedsFlushBeforeDisable;
375        quirks |= kDecoderLiesAboutNumberOfChannels;
376    }
377    if (!strcmp(componentName, "OMX.TI.AAC.decode")) {
378        quirks |= kNeedsFlushBeforeDisable;
379        quirks |= kRequiresFlushCompleteEmulation;
380        quirks |= kSupportsMultipleFramesPerInputBuffer;
381    }
382    if (!strncmp(componentName, "OMX.qcom.video.encoder.", 23)) {
383        quirks |= kRequiresLoadedToIdleAfterAllocation;
384        quirks |= kRequiresAllocateBufferOnInputPorts;
385        quirks |= kRequiresAllocateBufferOnOutputPorts;
386        if (!strncmp(componentName, "OMX.qcom.video.encoder.avc", 26)) {
387
388            // The AVC encoder advertises the size of output buffers
389            // based on the input video resolution and assumes
390            // the worst/least compression ratio is 0.5. It is found that
391            // sometimes, the output buffer size is larger than
392            // size advertised by the encoder.
393            quirks |= kRequiresLargerEncoderOutputBuffer;
394        }
395    }
396    if (!strncmp(componentName, "OMX.qcom.7x30.video.encoder.", 28)) {
397    }
398    if (!strncmp(componentName, "OMX.qcom.video.decoder.", 23)) {
399        quirks |= kRequiresAllocateBufferOnOutputPorts;
400        quirks |= kDefersOutputBufferAllocation;
401    }
402    if (!strncmp(componentName, "OMX.qcom.7x30.video.decoder.", 28)) {
403        quirks |= kRequiresAllocateBufferOnInputPorts;
404        quirks |= kRequiresAllocateBufferOnOutputPorts;
405        quirks |= kDefersOutputBufferAllocation;
406    }
407
408    if (!strncmp(componentName, "OMX.TI.", 7)) {
409        // Apparently I must not use OMX_UseBuffer on either input or
410        // output ports on any of the TI components or quote:
411        // "(I) may have unexpected problem (sic) which can be timing related
412        //  and hard to reproduce."
413
414        quirks |= kRequiresAllocateBufferOnInputPorts;
415        quirks |= kRequiresAllocateBufferOnOutputPorts;
416        if (!strncmp(componentName, "OMX.TI.Video.encoder", 20)) {
417            quirks |= kAvoidMemcopyInputRecordingFrames;
418        }
419    }
420
421    if (!strcmp(componentName, "OMX.TI.Video.Decoder")) {
422        quirks |= kInputBufferSizesAreBogus;
423    }
424
425    if (!strncmp(componentName, "OMX.SEC.", 8) && !isEncoder) {
426        // These output buffers contain no video data, just some
427        // opaque information that allows the overlay to display their
428        // contents.
429        quirks |= kOutputBuffersAreUnreadable;
430    }
431
432    return quirks;
433}
434
435// static
436void OMXCodec::findMatchingCodecs(
437        const char *mime,
438        bool createEncoder, const char *matchComponentName,
439        uint32_t flags,
440        Vector<String8> *matchingCodecs) {
441    matchingCodecs->clear();
442
443    for (int index = 0;; ++index) {
444        const char *componentName;
445
446        if (createEncoder) {
447            componentName = GetCodec(
448                    kEncoderInfo,
449                    sizeof(kEncoderInfo) / sizeof(kEncoderInfo[0]),
450                    mime, index);
451        } else {
452            componentName = GetCodec(
453                    kDecoderInfo,
454                    sizeof(kDecoderInfo) / sizeof(kDecoderInfo[0]),
455                    mime, index);
456        }
457
458        if (!componentName) {
459            break;
460        }
461
462        // If a specific codec is requested, skip the non-matching ones.
463        if (matchComponentName && strcmp(componentName, matchComponentName)) {
464            continue;
465        }
466
467        matchingCodecs->push(String8(componentName));
468    }
469
470    if (flags & kPreferSoftwareCodecs) {
471        matchingCodecs->sort(CompareSoftwareCodecsFirst);
472    }
473}
474
475// static
476sp<MediaSource> OMXCodec::Create(
477        const sp<IOMX> &omx,
478        const sp<MetaData> &meta, bool createEncoder,
479        const sp<MediaSource> &source,
480        const char *matchComponentName,
481        uint32_t flags) {
482    const char *mime;
483    bool success = meta->findCString(kKeyMIMEType, &mime);
484    CHECK(success);
485
486    Vector<String8> matchingCodecs;
487    findMatchingCodecs(
488            mime, createEncoder, matchComponentName, flags, &matchingCodecs);
489
490    if (matchingCodecs.isEmpty()) {
491        return NULL;
492    }
493
494    sp<OMXCodecObserver> observer = new OMXCodecObserver;
495    IOMX::node_id node = 0;
496
497    const char *componentName;
498    for (size_t i = 0; i < matchingCodecs.size(); ++i) {
499        componentName = matchingCodecs[i].string();
500
501        sp<MediaSource> softwareCodec = createEncoder?
502            InstantiateSoftwareEncoder(componentName, source, meta):
503            InstantiateSoftwareCodec(componentName, source);
504
505        if (softwareCodec != NULL) {
506            LOGV("Successfully allocated software codec '%s'", componentName);
507
508            return softwareCodec;
509        }
510
511        LOGV("Attempting to allocate OMX node '%s'", componentName);
512
513        status_t err = omx->allocateNode(componentName, observer, &node);
514        if (err == OK) {
515            LOGV("Successfully allocated OMX node '%s'", componentName);
516
517            sp<OMXCodec> codec = new OMXCodec(
518                    omx, node, getComponentQuirks(componentName, createEncoder),
519                    createEncoder, mime, componentName,
520                    source);
521
522            observer->setCodec(codec);
523
524            err = codec->configureCodec(meta);
525
526            if (err == OK) {
527                return codec;
528            }
529
530            LOGV("Failed to configure codec '%s'", componentName);
531        }
532    }
533
534    return NULL;
535}
536
537status_t OMXCodec::configureCodec(const sp<MetaData> &meta) {
538    uint32_t type;
539    const void *data;
540    size_t size;
541    if (meta->findData(kKeyESDS, &type, &data, &size)) {
542        ESDS esds((const char *)data, size);
543        CHECK_EQ(esds.InitCheck(), OK);
544
545        const void *codec_specific_data;
546        size_t codec_specific_data_size;
547        esds.getCodecSpecificInfo(
548                &codec_specific_data, &codec_specific_data_size);
549
550        addCodecSpecificData(
551                codec_specific_data, codec_specific_data_size);
552    } else if (meta->findData(kKeyAVCC, &type, &data, &size)) {
553        // Parse the AVCDecoderConfigurationRecord
554
555        const uint8_t *ptr = (const uint8_t *)data;
556
557        CHECK(size >= 7);
558        CHECK_EQ(ptr[0], 1);  // configurationVersion == 1
559        uint8_t profile = ptr[1];
560        uint8_t level = ptr[3];
561
562        // There is decodable content out there that fails the following
563        // assertion, let's be lenient for now...
564        // CHECK((ptr[4] >> 2) == 0x3f);  // reserved
565
566        size_t lengthSize = 1 + (ptr[4] & 3);
567
568        // commented out check below as H264_QVGA_500_NO_AUDIO.3gp
569        // violates it...
570        // CHECK((ptr[5] >> 5) == 7);  // reserved
571
572        size_t numSeqParameterSets = ptr[5] & 31;
573
574        ptr += 6;
575        size -= 6;
576
577        for (size_t i = 0; i < numSeqParameterSets; ++i) {
578            CHECK(size >= 2);
579            size_t length = U16_AT(ptr);
580
581            ptr += 2;
582            size -= 2;
583
584            CHECK(size >= length);
585
586            addCodecSpecificData(ptr, length);
587
588            ptr += length;
589            size -= length;
590        }
591
592        CHECK(size >= 1);
593        size_t numPictureParameterSets = *ptr;
594        ++ptr;
595        --size;
596
597        for (size_t i = 0; i < numPictureParameterSets; ++i) {
598            CHECK(size >= 2);
599            size_t length = U16_AT(ptr);
600
601            ptr += 2;
602            size -= 2;
603
604            CHECK(size >= length);
605
606            addCodecSpecificData(ptr, length);
607
608            ptr += length;
609            size -= length;
610        }
611
612        CODEC_LOGV(
613                "AVC profile = %d (%s), level = %d",
614                (int)profile, AVCProfileToString(profile), level);
615
616        if (!strcmp(mComponentName, "OMX.TI.Video.Decoder")
617            && (profile != kAVCProfileBaseline || level > 30)) {
618            // This stream exceeds the decoder's capabilities. The decoder
619            // does not handle this gracefully and would clobber the heap
620            // and wreak havoc instead...
621
622            LOGE("Profile and/or level exceed the decoder's capabilities.");
623            return ERROR_UNSUPPORTED;
624        }
625    }
626
627    int32_t bitRate = 0;
628    if (mIsEncoder) {
629        CHECK(meta->findInt32(kKeyBitRate, &bitRate));
630    }
631    if (!strcasecmp(MEDIA_MIMETYPE_AUDIO_AMR_NB, mMIME)) {
632        setAMRFormat(false /* isWAMR */, bitRate);
633    }
634    if (!strcasecmp(MEDIA_MIMETYPE_AUDIO_AMR_WB, mMIME)) {
635        setAMRFormat(true /* isWAMR */, bitRate);
636    }
637    if (!strcasecmp(MEDIA_MIMETYPE_AUDIO_AAC, mMIME)) {
638        int32_t numChannels, sampleRate;
639        CHECK(meta->findInt32(kKeyChannelCount, &numChannels));
640        CHECK(meta->findInt32(kKeySampleRate, &sampleRate));
641
642        setAACFormat(numChannels, sampleRate, bitRate);
643    }
644
645    if (!strncasecmp(mMIME, "video/", 6)) {
646
647        if (mIsEncoder) {
648            setVideoInputFormat(mMIME, meta);
649        } else {
650            int32_t width, height;
651            bool success = meta->findInt32(kKeyWidth, &width);
652            success = success && meta->findInt32(kKeyHeight, &height);
653            CHECK(success);
654            status_t err = setVideoOutputFormat(
655                    mMIME, width, height);
656
657            if (err != OK) {
658                return err;
659            }
660        }
661    }
662
663    if (!strcasecmp(mMIME, MEDIA_MIMETYPE_IMAGE_JPEG)
664        && !strcmp(mComponentName, "OMX.TI.JPEG.decode")) {
665        OMX_COLOR_FORMATTYPE format =
666            OMX_COLOR_Format32bitARGB8888;
667            // OMX_COLOR_FormatYUV420PackedPlanar;
668            // OMX_COLOR_FormatCbYCrY;
669            // OMX_COLOR_FormatYUV411Planar;
670
671        int32_t width, height;
672        bool success = meta->findInt32(kKeyWidth, &width);
673        success = success && meta->findInt32(kKeyHeight, &height);
674
675        int32_t compressedSize;
676        success = success && meta->findInt32(
677                kKeyMaxInputSize, &compressedSize);
678
679        CHECK(success);
680        CHECK(compressedSize > 0);
681
682        setImageOutputFormat(format, width, height);
683        setJPEGInputFormat(width, height, (OMX_U32)compressedSize);
684    }
685
686    int32_t maxInputSize;
687    if (meta->findInt32(kKeyMaxInputSize, &maxInputSize)) {
688        setMinBufferSize(kPortIndexInput, (OMX_U32)maxInputSize);
689    }
690
691    if (!strcmp(mComponentName, "OMX.TI.AMR.encode")
692        || !strcmp(mComponentName, "OMX.TI.WBAMR.encode")
693        || !strcmp(mComponentName, "OMX.TI.AAC.encode")) {
694        setMinBufferSize(kPortIndexOutput, 8192);  // XXX
695    }
696
697    initOutputFormat(meta);
698
699    return OK;
700}
701
702void OMXCodec::setMinBufferSize(OMX_U32 portIndex, OMX_U32 size) {
703    OMX_PARAM_PORTDEFINITIONTYPE def;
704    InitOMXParams(&def);
705    def.nPortIndex = portIndex;
706
707    status_t err = mOMX->getParameter(
708            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
709    CHECK_EQ(err, OK);
710
711    if ((portIndex == kPortIndexInput && (mQuirks & kInputBufferSizesAreBogus))
712        || (def.nBufferSize < size)) {
713        def.nBufferSize = size;
714    }
715
716    err = mOMX->setParameter(
717            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
718    CHECK_EQ(err, OK);
719
720    err = mOMX->getParameter(
721            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
722    CHECK_EQ(err, OK);
723
724    // Make sure the setting actually stuck.
725    if (portIndex == kPortIndexInput
726            && (mQuirks & kInputBufferSizesAreBogus)) {
727        CHECK_EQ(def.nBufferSize, size);
728    } else {
729        CHECK(def.nBufferSize >= size);
730    }
731}
732
733status_t OMXCodec::setVideoPortFormatType(
734        OMX_U32 portIndex,
735        OMX_VIDEO_CODINGTYPE compressionFormat,
736        OMX_COLOR_FORMATTYPE colorFormat) {
737    OMX_VIDEO_PARAM_PORTFORMATTYPE format;
738    InitOMXParams(&format);
739    format.nPortIndex = portIndex;
740    format.nIndex = 0;
741    bool found = false;
742
743    OMX_U32 index = 0;
744    for (;;) {
745        format.nIndex = index;
746        status_t err = mOMX->getParameter(
747                mNode, OMX_IndexParamVideoPortFormat,
748                &format, sizeof(format));
749
750        if (err != OK) {
751            return err;
752        }
753
754        // The following assertion is violated by TI's video decoder.
755        // CHECK_EQ(format.nIndex, index);
756
757#if 1
758        CODEC_LOGV("portIndex: %ld, index: %ld, eCompressionFormat=%d eColorFormat=%d",
759             portIndex,
760             index, format.eCompressionFormat, format.eColorFormat);
761#endif
762
763        if (!strcmp("OMX.TI.Video.encoder", mComponentName)) {
764            if (portIndex == kPortIndexInput
765                    && colorFormat == format.eColorFormat) {
766                // eCompressionFormat does not seem right.
767                found = true;
768                break;
769            }
770            if (portIndex == kPortIndexOutput
771                    && compressionFormat == format.eCompressionFormat) {
772                // eColorFormat does not seem right.
773                found = true;
774                break;
775            }
776        }
777
778        if (format.eCompressionFormat == compressionFormat
779            && format.eColorFormat == colorFormat) {
780            found = true;
781            break;
782        }
783
784        ++index;
785    }
786
787    if (!found) {
788        return UNKNOWN_ERROR;
789    }
790
791    CODEC_LOGV("found a match.");
792    status_t err = mOMX->setParameter(
793            mNode, OMX_IndexParamVideoPortFormat,
794            &format, sizeof(format));
795
796    return err;
797}
798
799static size_t getFrameSize(
800        OMX_COLOR_FORMATTYPE colorFormat, int32_t width, int32_t height) {
801    switch (colorFormat) {
802        case OMX_COLOR_FormatYCbYCr:
803        case OMX_COLOR_FormatCbYCrY:
804            return width * height * 2;
805
806        case OMX_COLOR_FormatYUV420Planar:
807        case OMX_COLOR_FormatYUV420SemiPlanar:
808            return (width * height * 3) / 2;
809
810        default:
811            CHECK(!"Should not be here. Unsupported color format.");
812            break;
813    }
814}
815
816status_t OMXCodec::findTargetColorFormat(
817        const sp<MetaData>& meta, OMX_COLOR_FORMATTYPE *colorFormat) {
818    LOGV("findTargetColorFormat");
819    CHECK(mIsEncoder);
820
821    *colorFormat = OMX_COLOR_FormatYUV420SemiPlanar;
822    int32_t targetColorFormat;
823    if (meta->findInt32(kKeyColorFormat, &targetColorFormat)) {
824        *colorFormat = (OMX_COLOR_FORMATTYPE) targetColorFormat;
825    } else {
826        if (!strcasecmp("OMX.TI.Video.encoder", mComponentName)) {
827            *colorFormat = OMX_COLOR_FormatYCbYCr;
828        }
829    }
830
831    // Check whether the target color format is supported.
832    return isColorFormatSupported(*colorFormat, kPortIndexInput);
833}
834
835status_t OMXCodec::isColorFormatSupported(
836        OMX_COLOR_FORMATTYPE colorFormat, int portIndex) {
837    LOGV("isColorFormatSupported: %d", static_cast<int>(colorFormat));
838
839    // Enumerate all the color formats supported by
840    // the omx component to see whether the given
841    // color format is supported.
842    OMX_VIDEO_PARAM_PORTFORMATTYPE portFormat;
843    InitOMXParams(&portFormat);
844    portFormat.nPortIndex = portIndex;
845    OMX_U32 index = 0;
846    portFormat.nIndex = index;
847    while (true) {
848        if (OMX_ErrorNone != mOMX->getParameter(
849                mNode, OMX_IndexParamVideoPortFormat,
850                &portFormat, sizeof(portFormat))) {
851            break;
852        }
853        // Make sure that omx component does not overwrite
854        // the incremented index (bug 2897413).
855        CHECK_EQ(index, portFormat.nIndex);
856        if ((portFormat.eColorFormat == colorFormat)) {
857            LOGV("Found supported color format: %d", portFormat.eColorFormat);
858            return OK;  // colorFormat is supported!
859        }
860        ++index;
861        portFormat.nIndex = index;
862
863        // OMX Spec defines less than 50 color formats
864        // 1000 is more than enough for us to tell whether the omx
865        // component in question is buggy or not.
866        if (index >= 1000) {
867            LOGE("More than %ld color formats are supported???", index);
868            break;
869        }
870    }
871
872    LOGE("color format %d is not supported", colorFormat);
873    return UNKNOWN_ERROR;
874}
875
876void OMXCodec::setVideoInputFormat(
877        const char *mime, const sp<MetaData>& meta) {
878
879    int32_t width, height, frameRate, bitRate, stride, sliceHeight;
880    bool success = meta->findInt32(kKeyWidth, &width);
881    success = success && meta->findInt32(kKeyHeight, &height);
882    success = success && meta->findInt32(kKeySampleRate, &frameRate);
883    success = success && meta->findInt32(kKeyBitRate, &bitRate);
884    success = success && meta->findInt32(kKeyStride, &stride);
885    success = success && meta->findInt32(kKeySliceHeight, &sliceHeight);
886    CHECK(success);
887    CHECK(stride != 0);
888
889    OMX_VIDEO_CODINGTYPE compressionFormat = OMX_VIDEO_CodingUnused;
890    if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_AVC, mime)) {
891        compressionFormat = OMX_VIDEO_CodingAVC;
892    } else if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_MPEG4, mime)) {
893        compressionFormat = OMX_VIDEO_CodingMPEG4;
894    } else if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_H263, mime)) {
895        compressionFormat = OMX_VIDEO_CodingH263;
896    } else {
897        LOGE("Not a supported video mime type: %s", mime);
898        CHECK(!"Should not be here. Not a supported video mime type.");
899    }
900
901    OMX_COLOR_FORMATTYPE colorFormat;
902    CHECK_EQ(OK, findTargetColorFormat(meta, &colorFormat));
903
904    if (!strcasecmp("OMX.Nvidia.h264.encoder", mComponentName)) {
905        colorFormat = OMX_COLOR_FormatYUV420Planar;
906    }
907
908    status_t err;
909    OMX_PARAM_PORTDEFINITIONTYPE def;
910    OMX_VIDEO_PORTDEFINITIONTYPE *video_def = &def.format.video;
911
912    //////////////////////// Input port /////////////////////////
913    CHECK_EQ(setVideoPortFormatType(
914            kPortIndexInput, OMX_VIDEO_CodingUnused,
915            colorFormat), OK);
916
917    InitOMXParams(&def);
918    def.nPortIndex = kPortIndexInput;
919
920    err = mOMX->getParameter(
921            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
922    CHECK_EQ(err, OK);
923
924    def.nBufferSize = getFrameSize(colorFormat,
925            stride > 0? stride: -stride, sliceHeight);
926
927    CHECK_EQ(def.eDomain, OMX_PortDomainVideo);
928
929    video_def->nFrameWidth = width;
930    video_def->nFrameHeight = height;
931    video_def->nStride = stride;
932    video_def->nSliceHeight = sliceHeight;
933    video_def->xFramerate = (frameRate << 16);  // Q16 format
934    video_def->eCompressionFormat = OMX_VIDEO_CodingUnused;
935    video_def->eColorFormat = colorFormat;
936
937    err = mOMX->setParameter(
938            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
939    CHECK_EQ(err, OK);
940
941    //////////////////////// Output port /////////////////////////
942    CHECK_EQ(setVideoPortFormatType(
943            kPortIndexOutput, compressionFormat, OMX_COLOR_FormatUnused),
944            OK);
945    InitOMXParams(&def);
946    def.nPortIndex = kPortIndexOutput;
947
948    err = mOMX->getParameter(
949            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
950
951    CHECK_EQ(err, OK);
952    CHECK_EQ(def.eDomain, OMX_PortDomainVideo);
953
954    video_def->nFrameWidth = width;
955    video_def->nFrameHeight = height;
956    video_def->xFramerate = 0;      // No need for output port
957    video_def->nBitrate = bitRate;  // Q16 format
958    video_def->eCompressionFormat = compressionFormat;
959    video_def->eColorFormat = OMX_COLOR_FormatUnused;
960    if (mQuirks & kRequiresLargerEncoderOutputBuffer) {
961        // Increases the output buffer size
962        def.nBufferSize = ((def.nBufferSize * 3) >> 1);
963    }
964
965    err = mOMX->setParameter(
966            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
967    CHECK_EQ(err, OK);
968
969    /////////////////// Codec-specific ////////////////////////
970    switch (compressionFormat) {
971        case OMX_VIDEO_CodingMPEG4:
972        {
973            CHECK_EQ(setupMPEG4EncoderParameters(meta), OK);
974            break;
975        }
976
977        case OMX_VIDEO_CodingH263:
978            CHECK_EQ(setupH263EncoderParameters(meta), OK);
979            break;
980
981        case OMX_VIDEO_CodingAVC:
982        {
983            CHECK_EQ(setupAVCEncoderParameters(meta), OK);
984            break;
985        }
986
987        default:
988            CHECK(!"Support for this compressionFormat to be implemented.");
989            break;
990    }
991}
992
993static OMX_U32 setPFramesSpacing(int32_t iFramesInterval, int32_t frameRate) {
994    if (iFramesInterval < 0) {
995        return 0xFFFFFFFF;
996    } else if (iFramesInterval == 0) {
997        return 0;
998    }
999    OMX_U32 ret = frameRate * iFramesInterval;
1000    CHECK(ret > 1);
1001    return ret;
1002}
1003
1004status_t OMXCodec::setupErrorCorrectionParameters() {
1005    OMX_VIDEO_PARAM_ERRORCORRECTIONTYPE errorCorrectionType;
1006    InitOMXParams(&errorCorrectionType);
1007    errorCorrectionType.nPortIndex = kPortIndexOutput;
1008
1009    status_t err = mOMX->getParameter(
1010            mNode, OMX_IndexParamVideoErrorCorrection,
1011            &errorCorrectionType, sizeof(errorCorrectionType));
1012    if (err != OK) {
1013        LOGW("Error correction param query is not supported");
1014        return OK;  // Optional feature. Ignore this failure
1015    }
1016
1017    errorCorrectionType.bEnableHEC = OMX_FALSE;
1018    errorCorrectionType.bEnableResync = OMX_TRUE;
1019    errorCorrectionType.nResynchMarkerSpacing = 256;
1020    errorCorrectionType.bEnableDataPartitioning = OMX_FALSE;
1021    errorCorrectionType.bEnableRVLC = OMX_FALSE;
1022
1023    err = mOMX->setParameter(
1024            mNode, OMX_IndexParamVideoErrorCorrection,
1025            &errorCorrectionType, sizeof(errorCorrectionType));
1026    if (err != OK) {
1027        LOGW("Error correction param configuration is not supported");
1028    }
1029
1030    // Optional feature. Ignore the failure.
1031    return OK;
1032}
1033
1034status_t OMXCodec::setupBitRate(int32_t bitRate) {
1035    OMX_VIDEO_PARAM_BITRATETYPE bitrateType;
1036    InitOMXParams(&bitrateType);
1037    bitrateType.nPortIndex = kPortIndexOutput;
1038
1039    status_t err = mOMX->getParameter(
1040            mNode, OMX_IndexParamVideoBitrate,
1041            &bitrateType, sizeof(bitrateType));
1042    CHECK_EQ(err, OK);
1043
1044    bitrateType.eControlRate = OMX_Video_ControlRateVariable;
1045    bitrateType.nTargetBitrate = bitRate;
1046
1047    err = mOMX->setParameter(
1048            mNode, OMX_IndexParamVideoBitrate,
1049            &bitrateType, sizeof(bitrateType));
1050    CHECK_EQ(err, OK);
1051    return OK;
1052}
1053
1054status_t OMXCodec::getVideoProfileLevel(
1055        const sp<MetaData>& meta,
1056        const CodecProfileLevel& defaultProfileLevel,
1057        CodecProfileLevel &profileLevel) {
1058    CODEC_LOGV("Default profile: %ld, level %ld",
1059            defaultProfileLevel.mProfile, defaultProfileLevel.mLevel);
1060
1061    // Are the default profile and level overwriten?
1062    int32_t profile, level;
1063    if (!meta->findInt32(kKeyVideoProfile, &profile)) {
1064        profile = defaultProfileLevel.mProfile;
1065    }
1066    if (!meta->findInt32(kKeyVideoLevel, &level)) {
1067        level = defaultProfileLevel.mLevel;
1068    }
1069    CODEC_LOGV("Target profile: %d, level: %d", profile, level);
1070
1071    // Are the target profile and level supported by the encoder?
1072    OMX_VIDEO_PARAM_PROFILELEVELTYPE param;
1073    InitOMXParams(&param);
1074    param.nPortIndex = kPortIndexOutput;
1075    for (param.nProfileIndex = 0;; ++param.nProfileIndex) {
1076        status_t err = mOMX->getParameter(
1077                mNode, OMX_IndexParamVideoProfileLevelQuerySupported,
1078                &param, sizeof(param));
1079
1080        if (err != OK) break;
1081
1082        int32_t supportedProfile = static_cast<int32_t>(param.eProfile);
1083        int32_t supportedLevel = static_cast<int32_t>(param.eLevel);
1084        CODEC_LOGV("Supported profile: %d, level %d",
1085            supportedProfile, supportedLevel);
1086
1087        if (profile == supportedProfile &&
1088            level <= supportedLevel) {
1089            // We can further check whether the level is a valid
1090            // value; but we will leave that to the omx encoder component
1091            // via OMX_SetParameter call.
1092            profileLevel.mProfile = profile;
1093            profileLevel.mLevel = level;
1094            return OK;
1095        }
1096    }
1097
1098    CODEC_LOGE("Target profile (%d) and level (%d) is not supported",
1099            profile, level);
1100    return BAD_VALUE;
1101}
1102
1103status_t OMXCodec::setupH263EncoderParameters(const sp<MetaData>& meta) {
1104    int32_t iFramesInterval, frameRate, bitRate;
1105    bool success = meta->findInt32(kKeyBitRate, &bitRate);
1106    success = success && meta->findInt32(kKeySampleRate, &frameRate);
1107    success = success && meta->findInt32(kKeyIFramesInterval, &iFramesInterval);
1108    CHECK(success);
1109    OMX_VIDEO_PARAM_H263TYPE h263type;
1110    InitOMXParams(&h263type);
1111    h263type.nPortIndex = kPortIndexOutput;
1112
1113    status_t err = mOMX->getParameter(
1114            mNode, OMX_IndexParamVideoH263, &h263type, sizeof(h263type));
1115    CHECK_EQ(err, OK);
1116
1117    h263type.nAllowedPictureTypes =
1118        OMX_VIDEO_PictureTypeI | OMX_VIDEO_PictureTypeP;
1119
1120    h263type.nPFrames = setPFramesSpacing(iFramesInterval, frameRate);
1121    if (h263type.nPFrames == 0) {
1122        h263type.nAllowedPictureTypes = OMX_VIDEO_PictureTypeI;
1123    }
1124    h263type.nBFrames = 0;
1125
1126    // Check profile and level parameters
1127    CodecProfileLevel defaultProfileLevel, profileLevel;
1128    defaultProfileLevel.mProfile = h263type.eProfile;
1129    defaultProfileLevel.mLevel = h263type.eLevel;
1130    err = getVideoProfileLevel(meta, defaultProfileLevel, profileLevel);
1131    if (err != OK) return err;
1132    h263type.eProfile = static_cast<OMX_VIDEO_H263PROFILETYPE>(profileLevel.mProfile);
1133    h263type.eLevel = static_cast<OMX_VIDEO_H263LEVELTYPE>(profileLevel.mLevel);
1134
1135    h263type.bPLUSPTYPEAllowed = OMX_FALSE;
1136    h263type.bForceRoundingTypeToZero = OMX_FALSE;
1137    h263type.nPictureHeaderRepetition = 0;
1138    h263type.nGOBHeaderInterval = 0;
1139
1140    err = mOMX->setParameter(
1141            mNode, OMX_IndexParamVideoH263, &h263type, sizeof(h263type));
1142    CHECK_EQ(err, OK);
1143
1144    CHECK_EQ(setupBitRate(bitRate), OK);
1145    CHECK_EQ(setupErrorCorrectionParameters(), OK);
1146
1147    return OK;
1148}
1149
1150status_t OMXCodec::setupMPEG4EncoderParameters(const sp<MetaData>& meta) {
1151    int32_t iFramesInterval, frameRate, bitRate;
1152    bool success = meta->findInt32(kKeyBitRate, &bitRate);
1153    success = success && meta->findInt32(kKeySampleRate, &frameRate);
1154    success = success && meta->findInt32(kKeyIFramesInterval, &iFramesInterval);
1155    CHECK(success);
1156    OMX_VIDEO_PARAM_MPEG4TYPE mpeg4type;
1157    InitOMXParams(&mpeg4type);
1158    mpeg4type.nPortIndex = kPortIndexOutput;
1159
1160    status_t err = mOMX->getParameter(
1161            mNode, OMX_IndexParamVideoMpeg4, &mpeg4type, sizeof(mpeg4type));
1162    CHECK_EQ(err, OK);
1163
1164    mpeg4type.nSliceHeaderSpacing = 0;
1165    mpeg4type.bSVH = OMX_FALSE;
1166    mpeg4type.bGov = OMX_FALSE;
1167
1168    mpeg4type.nAllowedPictureTypes =
1169        OMX_VIDEO_PictureTypeI | OMX_VIDEO_PictureTypeP;
1170
1171    mpeg4type.nPFrames = setPFramesSpacing(iFramesInterval, frameRate);
1172    if (mpeg4type.nPFrames == 0) {
1173        mpeg4type.nAllowedPictureTypes = OMX_VIDEO_PictureTypeI;
1174    }
1175    mpeg4type.nBFrames = 0;
1176    mpeg4type.nIDCVLCThreshold = 0;
1177    mpeg4type.bACPred = OMX_TRUE;
1178    mpeg4type.nMaxPacketSize = 256;
1179    mpeg4type.nTimeIncRes = 1000;
1180    mpeg4type.nHeaderExtension = 0;
1181    mpeg4type.bReversibleVLC = OMX_FALSE;
1182
1183    // Check profile and level parameters
1184    CodecProfileLevel defaultProfileLevel, profileLevel;
1185    defaultProfileLevel.mProfile = mpeg4type.eProfile;
1186    defaultProfileLevel.mLevel = mpeg4type.eLevel;
1187    err = getVideoProfileLevel(meta, defaultProfileLevel, profileLevel);
1188    if (err != OK) return err;
1189    mpeg4type.eProfile = static_cast<OMX_VIDEO_MPEG4PROFILETYPE>(profileLevel.mProfile);
1190    mpeg4type.eLevel = static_cast<OMX_VIDEO_MPEG4LEVELTYPE>(profileLevel.mLevel);
1191
1192    err = mOMX->setParameter(
1193            mNode, OMX_IndexParamVideoMpeg4, &mpeg4type, sizeof(mpeg4type));
1194    CHECK_EQ(err, OK);
1195
1196    CHECK_EQ(setupBitRate(bitRate), OK);
1197    CHECK_EQ(setupErrorCorrectionParameters(), OK);
1198
1199    return OK;
1200}
1201
1202status_t OMXCodec::setupAVCEncoderParameters(const sp<MetaData>& meta) {
1203    int32_t iFramesInterval, frameRate, bitRate;
1204    bool success = meta->findInt32(kKeyBitRate, &bitRate);
1205    success = success && meta->findInt32(kKeySampleRate, &frameRate);
1206    success = success && meta->findInt32(kKeyIFramesInterval, &iFramesInterval);
1207    CHECK(success);
1208
1209    OMX_VIDEO_PARAM_AVCTYPE h264type;
1210    InitOMXParams(&h264type);
1211    h264type.nPortIndex = kPortIndexOutput;
1212
1213    status_t err = mOMX->getParameter(
1214            mNode, OMX_IndexParamVideoAvc, &h264type, sizeof(h264type));
1215    CHECK_EQ(err, OK);
1216
1217    h264type.nAllowedPictureTypes =
1218        OMX_VIDEO_PictureTypeI | OMX_VIDEO_PictureTypeP;
1219
1220    h264type.nSliceHeaderSpacing = 0;
1221    h264type.nBFrames = 0;   // No B frames support yet
1222    h264type.nPFrames = setPFramesSpacing(iFramesInterval, frameRate);
1223    if (h264type.nPFrames == 0) {
1224        h264type.nAllowedPictureTypes = OMX_VIDEO_PictureTypeI;
1225    }
1226
1227    // Check profile and level parameters
1228    CodecProfileLevel defaultProfileLevel, profileLevel;
1229    defaultProfileLevel.mProfile = h264type.eProfile;
1230    defaultProfileLevel.mLevel = h264type.eLevel;
1231    err = getVideoProfileLevel(meta, defaultProfileLevel, profileLevel);
1232    if (err != OK) return err;
1233    h264type.eProfile = static_cast<OMX_VIDEO_AVCPROFILETYPE>(profileLevel.mProfile);
1234    h264type.eLevel = static_cast<OMX_VIDEO_AVCLEVELTYPE>(profileLevel.mLevel);
1235
1236    if (h264type.eProfile == OMX_VIDEO_AVCProfileBaseline) {
1237        h264type.bUseHadamard = OMX_TRUE;
1238        h264type.nRefFrames = 1;
1239        h264type.nRefIdx10ActiveMinus1 = 0;
1240        h264type.nRefIdx11ActiveMinus1 = 0;
1241        h264type.bEntropyCodingCABAC = OMX_FALSE;
1242        h264type.bWeightedPPrediction = OMX_FALSE;
1243        h264type.bconstIpred = OMX_FALSE;
1244        h264type.bDirect8x8Inference = OMX_FALSE;
1245        h264type.bDirectSpatialTemporal = OMX_FALSE;
1246        h264type.nCabacInitIdc = 0;
1247    }
1248
1249    if (h264type.nBFrames != 0) {
1250        h264type.nAllowedPictureTypes |= OMX_VIDEO_PictureTypeB;
1251    }
1252
1253    h264type.bEnableUEP = OMX_FALSE;
1254    h264type.bEnableFMO = OMX_FALSE;
1255    h264type.bEnableASO = OMX_FALSE;
1256    h264type.bEnableRS = OMX_FALSE;
1257    h264type.bFrameMBsOnly = OMX_TRUE;
1258    h264type.bMBAFF = OMX_FALSE;
1259    h264type.eLoopFilterMode = OMX_VIDEO_AVCLoopFilterEnable;
1260
1261    if (!strcasecmp("OMX.Nvidia.h264.encoder", mComponentName)) {
1262        h264type.eLevel = OMX_VIDEO_AVCLevelMax;
1263    }
1264
1265    err = mOMX->setParameter(
1266            mNode, OMX_IndexParamVideoAvc, &h264type, sizeof(h264type));
1267    CHECK_EQ(err, OK);
1268
1269    CHECK_EQ(setupBitRate(bitRate), OK);
1270
1271    return OK;
1272}
1273
1274status_t OMXCodec::setVideoOutputFormat(
1275        const char *mime, OMX_U32 width, OMX_U32 height) {
1276    CODEC_LOGV("setVideoOutputFormat width=%ld, height=%ld", width, height);
1277
1278    OMX_VIDEO_CODINGTYPE compressionFormat = OMX_VIDEO_CodingUnused;
1279    if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_AVC, mime)) {
1280        compressionFormat = OMX_VIDEO_CodingAVC;
1281    } else if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_MPEG4, mime)) {
1282        compressionFormat = OMX_VIDEO_CodingMPEG4;
1283    } else if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_H263, mime)) {
1284        compressionFormat = OMX_VIDEO_CodingH263;
1285    } else {
1286        LOGE("Not a supported video mime type: %s", mime);
1287        CHECK(!"Should not be here. Not a supported video mime type.");
1288    }
1289
1290    status_t err = setVideoPortFormatType(
1291            kPortIndexInput, compressionFormat, OMX_COLOR_FormatUnused);
1292
1293    if (err != OK) {
1294        return err;
1295    }
1296
1297#if 1
1298    {
1299        OMX_VIDEO_PARAM_PORTFORMATTYPE format;
1300        InitOMXParams(&format);
1301        format.nPortIndex = kPortIndexOutput;
1302        format.nIndex = 0;
1303
1304        status_t err = mOMX->getParameter(
1305                mNode, OMX_IndexParamVideoPortFormat,
1306                &format, sizeof(format));
1307        CHECK_EQ(err, OK);
1308        CHECK_EQ(format.eCompressionFormat, OMX_VIDEO_CodingUnused);
1309
1310        static const int OMX_QCOM_COLOR_FormatYVU420SemiPlanar = 0x7FA30C00;
1311
1312        CHECK(format.eColorFormat == OMX_COLOR_FormatYUV420Planar
1313               || format.eColorFormat == OMX_COLOR_FormatYUV420SemiPlanar
1314               || format.eColorFormat == OMX_COLOR_FormatCbYCrY
1315               || format.eColorFormat == OMX_QCOM_COLOR_FormatYVU420SemiPlanar);
1316
1317        err = mOMX->setParameter(
1318                mNode, OMX_IndexParamVideoPortFormat,
1319                &format, sizeof(format));
1320
1321        if (err != OK) {
1322            return err;
1323        }
1324    }
1325#endif
1326
1327    OMX_PARAM_PORTDEFINITIONTYPE def;
1328    InitOMXParams(&def);
1329    def.nPortIndex = kPortIndexInput;
1330
1331    OMX_VIDEO_PORTDEFINITIONTYPE *video_def = &def.format.video;
1332
1333    err = mOMX->getParameter(
1334            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1335
1336    CHECK_EQ(err, OK);
1337
1338#if 1
1339    // XXX Need a (much) better heuristic to compute input buffer sizes.
1340    const size_t X = 64 * 1024;
1341    if (def.nBufferSize < X) {
1342        def.nBufferSize = X;
1343    }
1344#endif
1345
1346    CHECK_EQ(def.eDomain, OMX_PortDomainVideo);
1347
1348    video_def->nFrameWidth = width;
1349    video_def->nFrameHeight = height;
1350
1351    video_def->eCompressionFormat = compressionFormat;
1352    video_def->eColorFormat = OMX_COLOR_FormatUnused;
1353
1354    err = mOMX->setParameter(
1355            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1356
1357    if (err != OK) {
1358        return err;
1359    }
1360
1361    ////////////////////////////////////////////////////////////////////////////
1362
1363    InitOMXParams(&def);
1364    def.nPortIndex = kPortIndexOutput;
1365
1366    err = mOMX->getParameter(
1367            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1368    CHECK_EQ(err, OK);
1369    CHECK_EQ(def.eDomain, OMX_PortDomainVideo);
1370
1371#if 0
1372    def.nBufferSize =
1373        (((width + 15) & -16) * ((height + 15) & -16) * 3) / 2;  // YUV420
1374#endif
1375
1376    video_def->nFrameWidth = width;
1377    video_def->nFrameHeight = height;
1378
1379    err = mOMX->setParameter(
1380            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1381
1382    return err;
1383}
1384
1385OMXCodec::OMXCodec(
1386        const sp<IOMX> &omx, IOMX::node_id node, uint32_t quirks,
1387        bool isEncoder,
1388        const char *mime,
1389        const char *componentName,
1390        const sp<MediaSource> &source)
1391    : mOMX(omx),
1392      mOMXLivesLocally(omx->livesLocally(getpid())),
1393      mNode(node),
1394      mQuirks(quirks),
1395      mIsEncoder(isEncoder),
1396      mMIME(strdup(mime)),
1397      mComponentName(strdup(componentName)),
1398      mSource(source),
1399      mCodecSpecificDataIndex(0),
1400      mState(LOADED),
1401      mInitialBufferSubmit(true),
1402      mSignalledEOS(false),
1403      mNoMoreOutputData(false),
1404      mOutputPortSettingsHaveChanged(false),
1405      mSeekTimeUs(-1),
1406      mSeekMode(ReadOptions::SEEK_CLOSEST_SYNC),
1407      mTargetTimeUs(-1),
1408      mSkipTimeUs(-1),
1409      mLeftOverBuffer(NULL),
1410      mPaused(false) {
1411    mPortStatus[kPortIndexInput] = ENABLED;
1412    mPortStatus[kPortIndexOutput] = ENABLED;
1413
1414    setComponentRole();
1415}
1416
1417// static
1418void OMXCodec::setComponentRole(
1419        const sp<IOMX> &omx, IOMX::node_id node, bool isEncoder,
1420        const char *mime) {
1421    struct MimeToRole {
1422        const char *mime;
1423        const char *decoderRole;
1424        const char *encoderRole;
1425    };
1426
1427    static const MimeToRole kMimeToRole[] = {
1428        { MEDIA_MIMETYPE_AUDIO_MPEG,
1429            "audio_decoder.mp3", "audio_encoder.mp3" },
1430        { MEDIA_MIMETYPE_AUDIO_AMR_NB,
1431            "audio_decoder.amrnb", "audio_encoder.amrnb" },
1432        { MEDIA_MIMETYPE_AUDIO_AMR_WB,
1433            "audio_decoder.amrwb", "audio_encoder.amrwb" },
1434        { MEDIA_MIMETYPE_AUDIO_AAC,
1435            "audio_decoder.aac", "audio_encoder.aac" },
1436        { MEDIA_MIMETYPE_VIDEO_AVC,
1437            "video_decoder.avc", "video_encoder.avc" },
1438        { MEDIA_MIMETYPE_VIDEO_MPEG4,
1439            "video_decoder.mpeg4", "video_encoder.mpeg4" },
1440        { MEDIA_MIMETYPE_VIDEO_H263,
1441            "video_decoder.h263", "video_encoder.h263" },
1442    };
1443
1444    static const size_t kNumMimeToRole =
1445        sizeof(kMimeToRole) / sizeof(kMimeToRole[0]);
1446
1447    size_t i;
1448    for (i = 0; i < kNumMimeToRole; ++i) {
1449        if (!strcasecmp(mime, kMimeToRole[i].mime)) {
1450            break;
1451        }
1452    }
1453
1454    if (i == kNumMimeToRole) {
1455        return;
1456    }
1457
1458    const char *role =
1459        isEncoder ? kMimeToRole[i].encoderRole
1460                  : kMimeToRole[i].decoderRole;
1461
1462    if (role != NULL) {
1463        OMX_PARAM_COMPONENTROLETYPE roleParams;
1464        InitOMXParams(&roleParams);
1465
1466        strncpy((char *)roleParams.cRole,
1467                role, OMX_MAX_STRINGNAME_SIZE - 1);
1468
1469        roleParams.cRole[OMX_MAX_STRINGNAME_SIZE - 1] = '\0';
1470
1471        status_t err = omx->setParameter(
1472                node, OMX_IndexParamStandardComponentRole,
1473                &roleParams, sizeof(roleParams));
1474
1475        if (err != OK) {
1476            LOGW("Failed to set standard component role '%s'.", role);
1477        }
1478    }
1479}
1480
1481void OMXCodec::setComponentRole() {
1482    setComponentRole(mOMX, mNode, mIsEncoder, mMIME);
1483}
1484
1485OMXCodec::~OMXCodec() {
1486    mSource.clear();
1487
1488    CHECK(mState == LOADED || mState == ERROR);
1489
1490    status_t err = mOMX->freeNode(mNode);
1491    CHECK_EQ(err, OK);
1492
1493    mNode = NULL;
1494    setState(DEAD);
1495
1496    clearCodecSpecificData();
1497
1498    free(mComponentName);
1499    mComponentName = NULL;
1500
1501    free(mMIME);
1502    mMIME = NULL;
1503}
1504
1505status_t OMXCodec::init() {
1506    // mLock is held.
1507
1508    CHECK_EQ(mState, LOADED);
1509
1510    status_t err;
1511    if (!(mQuirks & kRequiresLoadedToIdleAfterAllocation)) {
1512        err = mOMX->sendCommand(mNode, OMX_CommandStateSet, OMX_StateIdle);
1513        CHECK_EQ(err, OK);
1514        setState(LOADED_TO_IDLE);
1515    }
1516
1517    err = allocateBuffers();
1518    CHECK_EQ(err, OK);
1519
1520    if (mQuirks & kRequiresLoadedToIdleAfterAllocation) {
1521        err = mOMX->sendCommand(mNode, OMX_CommandStateSet, OMX_StateIdle);
1522        CHECK_EQ(err, OK);
1523
1524        setState(LOADED_TO_IDLE);
1525    }
1526
1527    while (mState != EXECUTING && mState != ERROR) {
1528        mAsyncCompletion.wait(mLock);
1529    }
1530
1531    return mState == ERROR ? UNKNOWN_ERROR : OK;
1532}
1533
1534// static
1535bool OMXCodec::isIntermediateState(State state) {
1536    return state == LOADED_TO_IDLE
1537        || state == IDLE_TO_EXECUTING
1538        || state == EXECUTING_TO_IDLE
1539        || state == IDLE_TO_LOADED
1540        || state == RECONFIGURING;
1541}
1542
1543status_t OMXCodec::allocateBuffers() {
1544    status_t err = allocateBuffersOnPort(kPortIndexInput);
1545
1546    if (err != OK) {
1547        return err;
1548    }
1549
1550    return allocateBuffersOnPort(kPortIndexOutput);
1551}
1552
1553status_t OMXCodec::allocateBuffersOnPort(OMX_U32 portIndex) {
1554    OMX_PARAM_PORTDEFINITIONTYPE def;
1555    InitOMXParams(&def);
1556    def.nPortIndex = portIndex;
1557
1558    status_t err = mOMX->getParameter(
1559            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1560
1561    if (err != OK) {
1562        return err;
1563    }
1564
1565    CODEC_LOGI("allocating %lu buffers of size %lu on %s port",
1566            def.nBufferCountActual, def.nBufferSize,
1567            portIndex == kPortIndexInput ? "input" : "output");
1568
1569    size_t totalSize = def.nBufferCountActual * def.nBufferSize;
1570    mDealer[portIndex] = new MemoryDealer(totalSize, "OMXCodec");
1571
1572    for (OMX_U32 i = 0; i < def.nBufferCountActual; ++i) {
1573        sp<IMemory> mem = mDealer[portIndex]->allocate(def.nBufferSize);
1574        CHECK(mem.get() != NULL);
1575
1576        BufferInfo info;
1577        info.mData = NULL;
1578        info.mSize = def.nBufferSize;
1579
1580        IOMX::buffer_id buffer;
1581        if (portIndex == kPortIndexInput
1582                && (mQuirks & kRequiresAllocateBufferOnInputPorts)) {
1583            if (mOMXLivesLocally) {
1584                mem.clear();
1585
1586                err = mOMX->allocateBuffer(
1587                        mNode, portIndex, def.nBufferSize, &buffer,
1588                        &info.mData);
1589            } else {
1590                err = mOMX->allocateBufferWithBackup(
1591                        mNode, portIndex, mem, &buffer);
1592            }
1593        } else if (portIndex == kPortIndexOutput
1594                && (mQuirks & kRequiresAllocateBufferOnOutputPorts)) {
1595            if (mOMXLivesLocally) {
1596                mem.clear();
1597
1598                err = mOMX->allocateBuffer(
1599                        mNode, portIndex, def.nBufferSize, &buffer,
1600                        &info.mData);
1601            } else {
1602                err = mOMX->allocateBufferWithBackup(
1603                        mNode, portIndex, mem, &buffer);
1604            }
1605        } else {
1606            err = mOMX->useBuffer(mNode, portIndex, mem, &buffer);
1607        }
1608
1609        if (err != OK) {
1610            LOGE("allocate_buffer_with_backup failed");
1611            return err;
1612        }
1613
1614        if (mem != NULL) {
1615            info.mData = mem->pointer();
1616        }
1617
1618        info.mBuffer = buffer;
1619        info.mOwnedByComponent = false;
1620        info.mMem = mem;
1621        info.mMediaBuffer = NULL;
1622
1623        if (portIndex == kPortIndexOutput) {
1624            if (!(mOMXLivesLocally
1625                        && (mQuirks & kRequiresAllocateBufferOnOutputPorts)
1626                        && (mQuirks & kDefersOutputBufferAllocation))) {
1627                // If the node does not fill in the buffer ptr at this time,
1628                // we will defer creating the MediaBuffer until receiving
1629                // the first FILL_BUFFER_DONE notification instead.
1630                info.mMediaBuffer = new MediaBuffer(info.mData, info.mSize);
1631                info.mMediaBuffer->setObserver(this);
1632            }
1633        }
1634
1635        mPortBuffers[portIndex].push(info);
1636
1637        CODEC_LOGV("allocated buffer %p on %s port", buffer,
1638             portIndex == kPortIndexInput ? "input" : "output");
1639    }
1640
1641    // dumpPortStatus(portIndex);
1642
1643    return OK;
1644}
1645
1646void OMXCodec::on_message(const omx_message &msg) {
1647    Mutex::Autolock autoLock(mLock);
1648
1649    switch (msg.type) {
1650        case omx_message::EVENT:
1651        {
1652            onEvent(
1653                 msg.u.event_data.event, msg.u.event_data.data1,
1654                 msg.u.event_data.data2);
1655
1656            break;
1657        }
1658
1659        case omx_message::EMPTY_BUFFER_DONE:
1660        {
1661            IOMX::buffer_id buffer = msg.u.extended_buffer_data.buffer;
1662
1663            CODEC_LOGV("EMPTY_BUFFER_DONE(buffer: %p)", buffer);
1664
1665            Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexInput];
1666            size_t i = 0;
1667            while (i < buffers->size() && (*buffers)[i].mBuffer != buffer) {
1668                ++i;
1669            }
1670
1671            CHECK(i < buffers->size());
1672            if (!(*buffers)[i].mOwnedByComponent) {
1673                LOGW("We already own input buffer %p, yet received "
1674                     "an EMPTY_BUFFER_DONE.", buffer);
1675            }
1676
1677            buffers->editItemAt(i).mOwnedByComponent = false;
1678
1679            if (mPortStatus[kPortIndexInput] == DISABLING) {
1680                CODEC_LOGV("Port is disabled, freeing buffer %p", buffer);
1681
1682                status_t err =
1683                    mOMX->freeBuffer(mNode, kPortIndexInput, buffer);
1684                CHECK_EQ(err, OK);
1685
1686                buffers->removeAt(i);
1687            } else if (mState != ERROR
1688                    && mPortStatus[kPortIndexInput] != SHUTTING_DOWN) {
1689                CHECK_EQ(mPortStatus[kPortIndexInput], ENABLED);
1690                drainInputBuffer(&buffers->editItemAt(i));
1691            }
1692            break;
1693        }
1694
1695        case omx_message::FILL_BUFFER_DONE:
1696        {
1697            IOMX::buffer_id buffer = msg.u.extended_buffer_data.buffer;
1698            OMX_U32 flags = msg.u.extended_buffer_data.flags;
1699
1700            CODEC_LOGV("FILL_BUFFER_DONE(buffer: %p, size: %ld, flags: 0x%08lx, timestamp: %lld us (%.2f secs))",
1701                 buffer,
1702                 msg.u.extended_buffer_data.range_length,
1703                 flags,
1704                 msg.u.extended_buffer_data.timestamp,
1705                 msg.u.extended_buffer_data.timestamp / 1E6);
1706
1707            Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexOutput];
1708            size_t i = 0;
1709            while (i < buffers->size() && (*buffers)[i].mBuffer != buffer) {
1710                ++i;
1711            }
1712
1713            CHECK(i < buffers->size());
1714            BufferInfo *info = &buffers->editItemAt(i);
1715
1716            if (!info->mOwnedByComponent) {
1717                LOGW("We already own output buffer %p, yet received "
1718                     "a FILL_BUFFER_DONE.", buffer);
1719            }
1720
1721            info->mOwnedByComponent = false;
1722
1723            if (mPortStatus[kPortIndexOutput] == DISABLING) {
1724                CODEC_LOGV("Port is disabled, freeing buffer %p", buffer);
1725
1726                status_t err =
1727                    mOMX->freeBuffer(mNode, kPortIndexOutput, buffer);
1728                CHECK_EQ(err, OK);
1729
1730                buffers->removeAt(i);
1731#if 0
1732            } else if (mPortStatus[kPortIndexOutput] == ENABLED
1733                       && (flags & OMX_BUFFERFLAG_EOS)) {
1734                CODEC_LOGV("No more output data.");
1735                mNoMoreOutputData = true;
1736                mBufferFilled.signal();
1737#endif
1738            } else if (mPortStatus[kPortIndexOutput] != SHUTTING_DOWN) {
1739                CHECK_EQ(mPortStatus[kPortIndexOutput], ENABLED);
1740
1741                if (info->mMediaBuffer == NULL) {
1742                    CHECK(mOMXLivesLocally);
1743                    CHECK(mQuirks & kRequiresAllocateBufferOnOutputPorts);
1744                    CHECK(mQuirks & kDefersOutputBufferAllocation);
1745
1746                    // The qcom video decoders on Nexus don't actually allocate
1747                    // output buffer memory on a call to OMX_AllocateBuffer
1748                    // the "pBuffer" member of the OMX_BUFFERHEADERTYPE
1749                    // structure is only filled in later.
1750
1751                    info->mMediaBuffer = new MediaBuffer(
1752                            msg.u.extended_buffer_data.data_ptr,
1753                            info->mSize);
1754                    info->mMediaBuffer->setObserver(this);
1755                }
1756
1757                MediaBuffer *buffer = info->mMediaBuffer;
1758
1759                if (msg.u.extended_buffer_data.range_offset
1760                        + msg.u.extended_buffer_data.range_length
1761                            > buffer->size()) {
1762                    CODEC_LOGE(
1763                            "Codec lied about its buffer size requirements, "
1764                            "sending a buffer larger than the originally "
1765                            "advertised size in FILL_BUFFER_DONE!");
1766                }
1767                buffer->set_range(
1768                        msg.u.extended_buffer_data.range_offset,
1769                        msg.u.extended_buffer_data.range_length);
1770
1771                buffer->meta_data()->clear();
1772
1773                buffer->meta_data()->setInt64(
1774                        kKeyTime, msg.u.extended_buffer_data.timestamp);
1775
1776                if (msg.u.extended_buffer_data.flags & OMX_BUFFERFLAG_SYNCFRAME) {
1777                    buffer->meta_data()->setInt32(kKeyIsSyncFrame, true);
1778                }
1779                if (msg.u.extended_buffer_data.flags & OMX_BUFFERFLAG_CODECCONFIG) {
1780                    buffer->meta_data()->setInt32(kKeyIsCodecConfig, true);
1781                }
1782
1783                if (mQuirks & kOutputBuffersAreUnreadable) {
1784                    buffer->meta_data()->setInt32(kKeyIsUnreadable, true);
1785                }
1786
1787                buffer->meta_data()->setPointer(
1788                        kKeyPlatformPrivate,
1789                        msg.u.extended_buffer_data.platform_private);
1790
1791                buffer->meta_data()->setPointer(
1792                        kKeyBufferID,
1793                        msg.u.extended_buffer_data.buffer);
1794
1795                if (msg.u.extended_buffer_data.flags & OMX_BUFFERFLAG_EOS) {
1796                    CODEC_LOGV("No more output data.");
1797                    mNoMoreOutputData = true;
1798                }
1799
1800                if (mTargetTimeUs >= 0) {
1801                    CHECK(msg.u.extended_buffer_data.timestamp <= mTargetTimeUs);
1802
1803                    if (msg.u.extended_buffer_data.timestamp < mTargetTimeUs) {
1804                        CODEC_LOGV(
1805                                "skipping output buffer at timestamp %lld us",
1806                                msg.u.extended_buffer_data.timestamp);
1807
1808                        fillOutputBuffer(info);
1809                        break;
1810                    }
1811
1812                    CODEC_LOGV(
1813                            "returning output buffer at target timestamp "
1814                            "%lld us",
1815                            msg.u.extended_buffer_data.timestamp);
1816
1817                    mTargetTimeUs = -1;
1818                }
1819
1820                mFilledBuffers.push_back(i);
1821                mBufferFilled.signal();
1822            }
1823
1824            break;
1825        }
1826
1827        default:
1828        {
1829            CHECK(!"should not be here.");
1830            break;
1831        }
1832    }
1833}
1834
1835void OMXCodec::onEvent(OMX_EVENTTYPE event, OMX_U32 data1, OMX_U32 data2) {
1836    switch (event) {
1837        case OMX_EventCmdComplete:
1838        {
1839            onCmdComplete((OMX_COMMANDTYPE)data1, data2);
1840            break;
1841        }
1842
1843        case OMX_EventError:
1844        {
1845            CODEC_LOGE("ERROR(0x%08lx, %ld)", data1, data2);
1846
1847            setState(ERROR);
1848            break;
1849        }
1850
1851        case OMX_EventPortSettingsChanged:
1852        {
1853            CODEC_LOGV("OMX_EventPortSettingsChanged(port=%ld, data2=0x%08lx)",
1854                       data1, data2);
1855
1856            if (data2 == 0 || data2 == OMX_IndexParamPortDefinition) {
1857                onPortSettingsChanged(data1);
1858            } else if (data1 == kPortIndexOutput
1859                    && data2 == OMX_IndexConfigCommonOutputCrop) {
1860
1861                OMX_CONFIG_RECTTYPE rect;
1862                rect.nPortIndex = kPortIndexOutput;
1863                InitOMXParams(&rect);
1864
1865                status_t err =
1866                         mOMX->getConfig(
1867                             mNode, OMX_IndexConfigCommonOutputCrop,
1868                             &rect, sizeof(rect));
1869
1870                if (err == OK) {
1871                    CODEC_LOGV(
1872                            "output crop (%ld, %ld, %ld, %ld)",
1873                            rect.nLeft, rect.nTop, rect.nWidth, rect.nHeight);
1874                } else {
1875                    CODEC_LOGE("getConfig(OMX_IndexConfigCommonOutputCrop) "
1876                               "returned error 0x%08x", err);
1877                }
1878            }
1879            break;
1880        }
1881
1882#if 0
1883        case OMX_EventBufferFlag:
1884        {
1885            CODEC_LOGV("EVENT_BUFFER_FLAG(%ld)", data1);
1886
1887            if (data1 == kPortIndexOutput) {
1888                mNoMoreOutputData = true;
1889            }
1890            break;
1891        }
1892#endif
1893
1894        default:
1895        {
1896            CODEC_LOGV("EVENT(%d, %ld, %ld)", event, data1, data2);
1897            break;
1898        }
1899    }
1900}
1901
1902// Has the format changed in any way that the client would have to be aware of?
1903static bool formatHasNotablyChanged(
1904        const sp<MetaData> &from, const sp<MetaData> &to) {
1905    if (from.get() == NULL && to.get() == NULL) {
1906        return false;
1907    }
1908
1909    if ((from.get() == NULL && to.get() != NULL)
1910        || (from.get() != NULL && to.get() == NULL)) {
1911        return true;
1912    }
1913
1914    const char *mime_from, *mime_to;
1915    CHECK(from->findCString(kKeyMIMEType, &mime_from));
1916    CHECK(to->findCString(kKeyMIMEType, &mime_to));
1917
1918    if (strcasecmp(mime_from, mime_to)) {
1919        return true;
1920    }
1921
1922    if (!strcasecmp(mime_from, MEDIA_MIMETYPE_VIDEO_RAW)) {
1923        int32_t colorFormat_from, colorFormat_to;
1924        CHECK(from->findInt32(kKeyColorFormat, &colorFormat_from));
1925        CHECK(to->findInt32(kKeyColorFormat, &colorFormat_to));
1926
1927        if (colorFormat_from != colorFormat_to) {
1928            return true;
1929        }
1930
1931        int32_t width_from, width_to;
1932        CHECK(from->findInt32(kKeyWidth, &width_from));
1933        CHECK(to->findInt32(kKeyWidth, &width_to));
1934
1935        if (width_from != width_to) {
1936            return true;
1937        }
1938
1939        int32_t height_from, height_to;
1940        CHECK(from->findInt32(kKeyHeight, &height_from));
1941        CHECK(to->findInt32(kKeyHeight, &height_to));
1942
1943        if (height_from != height_to) {
1944            return true;
1945        }
1946    } else if (!strcasecmp(mime_from, MEDIA_MIMETYPE_AUDIO_RAW)) {
1947        int32_t numChannels_from, numChannels_to;
1948        CHECK(from->findInt32(kKeyChannelCount, &numChannels_from));
1949        CHECK(to->findInt32(kKeyChannelCount, &numChannels_to));
1950
1951        if (numChannels_from != numChannels_to) {
1952            return true;
1953        }
1954
1955        int32_t sampleRate_from, sampleRate_to;
1956        CHECK(from->findInt32(kKeySampleRate, &sampleRate_from));
1957        CHECK(to->findInt32(kKeySampleRate, &sampleRate_to));
1958
1959        if (sampleRate_from != sampleRate_to) {
1960            return true;
1961        }
1962    }
1963
1964    return false;
1965}
1966
1967void OMXCodec::onCmdComplete(OMX_COMMANDTYPE cmd, OMX_U32 data) {
1968    switch (cmd) {
1969        case OMX_CommandStateSet:
1970        {
1971            onStateChange((OMX_STATETYPE)data);
1972            break;
1973        }
1974
1975        case OMX_CommandPortDisable:
1976        {
1977            OMX_U32 portIndex = data;
1978            CODEC_LOGV("PORT_DISABLED(%ld)", portIndex);
1979
1980            CHECK(mState == EXECUTING || mState == RECONFIGURING);
1981            CHECK_EQ(mPortStatus[portIndex], DISABLING);
1982            CHECK_EQ(mPortBuffers[portIndex].size(), 0);
1983
1984            mPortStatus[portIndex] = DISABLED;
1985
1986            if (mState == RECONFIGURING) {
1987                CHECK_EQ(portIndex, kPortIndexOutput);
1988
1989                sp<MetaData> oldOutputFormat = mOutputFormat;
1990                initOutputFormat(mSource->getFormat());
1991
1992                // Don't notify clients if the output port settings change
1993                // wasn't of importance to them, i.e. it may be that just the
1994                // number of buffers has changed and nothing else.
1995                mOutputPortSettingsHaveChanged =
1996                    formatHasNotablyChanged(oldOutputFormat, mOutputFormat);
1997
1998                enablePortAsync(portIndex);
1999
2000                status_t err = allocateBuffersOnPort(portIndex);
2001                CHECK_EQ(err, OK);
2002            }
2003            break;
2004        }
2005
2006        case OMX_CommandPortEnable:
2007        {
2008            OMX_U32 portIndex = data;
2009            CODEC_LOGV("PORT_ENABLED(%ld)", portIndex);
2010
2011            CHECK(mState == EXECUTING || mState == RECONFIGURING);
2012            CHECK_EQ(mPortStatus[portIndex], ENABLING);
2013
2014            mPortStatus[portIndex] = ENABLED;
2015
2016            if (mState == RECONFIGURING) {
2017                CHECK_EQ(portIndex, kPortIndexOutput);
2018
2019                setState(EXECUTING);
2020
2021                fillOutputBuffers();
2022            }
2023            break;
2024        }
2025
2026        case OMX_CommandFlush:
2027        {
2028            OMX_U32 portIndex = data;
2029
2030            CODEC_LOGV("FLUSH_DONE(%ld)", portIndex);
2031
2032            CHECK_EQ(mPortStatus[portIndex], SHUTTING_DOWN);
2033            mPortStatus[portIndex] = ENABLED;
2034
2035            CHECK_EQ(countBuffersWeOwn(mPortBuffers[portIndex]),
2036                     mPortBuffers[portIndex].size());
2037
2038            if (mState == RECONFIGURING) {
2039                CHECK_EQ(portIndex, kPortIndexOutput);
2040
2041                disablePortAsync(portIndex);
2042            } else if (mState == EXECUTING_TO_IDLE) {
2043                if (mPortStatus[kPortIndexInput] == ENABLED
2044                    && mPortStatus[kPortIndexOutput] == ENABLED) {
2045                    CODEC_LOGV("Finished flushing both ports, now completing "
2046                         "transition from EXECUTING to IDLE.");
2047
2048                    mPortStatus[kPortIndexInput] = SHUTTING_DOWN;
2049                    mPortStatus[kPortIndexOutput] = SHUTTING_DOWN;
2050
2051                    status_t err =
2052                        mOMX->sendCommand(mNode, OMX_CommandStateSet, OMX_StateIdle);
2053                    CHECK_EQ(err, OK);
2054                }
2055            } else {
2056                // We're flushing both ports in preparation for seeking.
2057
2058                if (mPortStatus[kPortIndexInput] == ENABLED
2059                    && mPortStatus[kPortIndexOutput] == ENABLED) {
2060                    CODEC_LOGV("Finished flushing both ports, now continuing from"
2061                         " seek-time.");
2062
2063                    // We implicitly resume pulling on our upstream source.
2064                    mPaused = false;
2065
2066                    drainInputBuffers();
2067                    fillOutputBuffers();
2068                }
2069            }
2070
2071            break;
2072        }
2073
2074        default:
2075        {
2076            CODEC_LOGV("CMD_COMPLETE(%d, %ld)", cmd, data);
2077            break;
2078        }
2079    }
2080}
2081
2082void OMXCodec::onStateChange(OMX_STATETYPE newState) {
2083    CODEC_LOGV("onStateChange %d", newState);
2084
2085    switch (newState) {
2086        case OMX_StateIdle:
2087        {
2088            CODEC_LOGV("Now Idle.");
2089            if (mState == LOADED_TO_IDLE) {
2090                status_t err = mOMX->sendCommand(
2091                        mNode, OMX_CommandStateSet, OMX_StateExecuting);
2092
2093                CHECK_EQ(err, OK);
2094
2095                setState(IDLE_TO_EXECUTING);
2096            } else {
2097                CHECK_EQ(mState, EXECUTING_TO_IDLE);
2098
2099                CHECK_EQ(
2100                    countBuffersWeOwn(mPortBuffers[kPortIndexInput]),
2101                    mPortBuffers[kPortIndexInput].size());
2102
2103                CHECK_EQ(
2104                    countBuffersWeOwn(mPortBuffers[kPortIndexOutput]),
2105                    mPortBuffers[kPortIndexOutput].size());
2106
2107                status_t err = mOMX->sendCommand(
2108                        mNode, OMX_CommandStateSet, OMX_StateLoaded);
2109
2110                CHECK_EQ(err, OK);
2111
2112                err = freeBuffersOnPort(kPortIndexInput);
2113                CHECK_EQ(err, OK);
2114
2115                err = freeBuffersOnPort(kPortIndexOutput);
2116                CHECK_EQ(err, OK);
2117
2118                mPortStatus[kPortIndexInput] = ENABLED;
2119                mPortStatus[kPortIndexOutput] = ENABLED;
2120
2121                setState(IDLE_TO_LOADED);
2122            }
2123            break;
2124        }
2125
2126        case OMX_StateExecuting:
2127        {
2128            CHECK_EQ(mState, IDLE_TO_EXECUTING);
2129
2130            CODEC_LOGV("Now Executing.");
2131
2132            setState(EXECUTING);
2133
2134            // Buffers will be submitted to the component in the first
2135            // call to OMXCodec::read as mInitialBufferSubmit is true at
2136            // this point. This ensures that this on_message call returns,
2137            // releases the lock and ::init can notice the state change and
2138            // itself return.
2139            break;
2140        }
2141
2142        case OMX_StateLoaded:
2143        {
2144            CHECK_EQ(mState, IDLE_TO_LOADED);
2145
2146            CODEC_LOGV("Now Loaded.");
2147
2148            setState(LOADED);
2149            break;
2150        }
2151
2152        case OMX_StateInvalid:
2153        {
2154            setState(ERROR);
2155            break;
2156        }
2157
2158        default:
2159        {
2160            CHECK(!"should not be here.");
2161            break;
2162        }
2163    }
2164}
2165
2166// static
2167size_t OMXCodec::countBuffersWeOwn(const Vector<BufferInfo> &buffers) {
2168    size_t n = 0;
2169    for (size_t i = 0; i < buffers.size(); ++i) {
2170        if (!buffers[i].mOwnedByComponent) {
2171            ++n;
2172        }
2173    }
2174
2175    return n;
2176}
2177
2178status_t OMXCodec::freeBuffersOnPort(
2179        OMX_U32 portIndex, bool onlyThoseWeOwn) {
2180    Vector<BufferInfo> *buffers = &mPortBuffers[portIndex];
2181
2182    status_t stickyErr = OK;
2183
2184    for (size_t i = buffers->size(); i-- > 0;) {
2185        BufferInfo *info = &buffers->editItemAt(i);
2186
2187        if (onlyThoseWeOwn && info->mOwnedByComponent) {
2188            continue;
2189        }
2190
2191        CHECK_EQ(info->mOwnedByComponent, false);
2192
2193        CODEC_LOGV("freeing buffer %p on port %ld", info->mBuffer, portIndex);
2194
2195        status_t err =
2196            mOMX->freeBuffer(mNode, portIndex, info->mBuffer);
2197
2198        if (err != OK) {
2199            stickyErr = err;
2200        }
2201
2202        if (info->mMediaBuffer != NULL) {
2203            info->mMediaBuffer->setObserver(NULL);
2204
2205            // Make sure nobody but us owns this buffer at this point.
2206            CHECK_EQ(info->mMediaBuffer->refcount(), 0);
2207
2208            info->mMediaBuffer->release();
2209        }
2210
2211        buffers->removeAt(i);
2212    }
2213
2214    CHECK(onlyThoseWeOwn || buffers->isEmpty());
2215
2216    return stickyErr;
2217}
2218
2219void OMXCodec::onPortSettingsChanged(OMX_U32 portIndex) {
2220    CODEC_LOGV("PORT_SETTINGS_CHANGED(%ld)", portIndex);
2221
2222    CHECK_EQ(mState, EXECUTING);
2223    CHECK_EQ(portIndex, kPortIndexOutput);
2224    setState(RECONFIGURING);
2225
2226    if (mQuirks & kNeedsFlushBeforeDisable) {
2227        if (!flushPortAsync(portIndex)) {
2228            onCmdComplete(OMX_CommandFlush, portIndex);
2229        }
2230    } else {
2231        disablePortAsync(portIndex);
2232    }
2233}
2234
2235bool OMXCodec::flushPortAsync(OMX_U32 portIndex) {
2236    CHECK(mState == EXECUTING || mState == RECONFIGURING
2237            || mState == EXECUTING_TO_IDLE);
2238
2239    CODEC_LOGV("flushPortAsync(%ld): we own %d out of %d buffers already.",
2240         portIndex, countBuffersWeOwn(mPortBuffers[portIndex]),
2241         mPortBuffers[portIndex].size());
2242
2243    CHECK_EQ(mPortStatus[portIndex], ENABLED);
2244    mPortStatus[portIndex] = SHUTTING_DOWN;
2245
2246    if ((mQuirks & kRequiresFlushCompleteEmulation)
2247        && countBuffersWeOwn(mPortBuffers[portIndex])
2248                == mPortBuffers[portIndex].size()) {
2249        // No flush is necessary and this component fails to send a
2250        // flush-complete event in this case.
2251
2252        return false;
2253    }
2254
2255    status_t err =
2256        mOMX->sendCommand(mNode, OMX_CommandFlush, portIndex);
2257    CHECK_EQ(err, OK);
2258
2259    return true;
2260}
2261
2262void OMXCodec::disablePortAsync(OMX_U32 portIndex) {
2263    CHECK(mState == EXECUTING || mState == RECONFIGURING);
2264
2265    CHECK_EQ(mPortStatus[portIndex], ENABLED);
2266    mPortStatus[portIndex] = DISABLING;
2267
2268    CODEC_LOGV("sending OMX_CommandPortDisable(%ld)", portIndex);
2269    status_t err =
2270        mOMX->sendCommand(mNode, OMX_CommandPortDisable, portIndex);
2271    CHECK_EQ(err, OK);
2272
2273    freeBuffersOnPort(portIndex, true);
2274}
2275
2276void OMXCodec::enablePortAsync(OMX_U32 portIndex) {
2277    CHECK(mState == EXECUTING || mState == RECONFIGURING);
2278
2279    CHECK_EQ(mPortStatus[portIndex], DISABLED);
2280    mPortStatus[portIndex] = ENABLING;
2281
2282    status_t err =
2283        mOMX->sendCommand(mNode, OMX_CommandPortEnable, portIndex);
2284    CHECK_EQ(err, OK);
2285}
2286
2287void OMXCodec::fillOutputBuffers() {
2288    CHECK_EQ(mState, EXECUTING);
2289
2290    // This is a workaround for some decoders not properly reporting
2291    // end-of-output-stream. If we own all input buffers and also own
2292    // all output buffers and we already signalled end-of-input-stream,
2293    // the end-of-output-stream is implied.
2294    if (mSignalledEOS
2295            && countBuffersWeOwn(mPortBuffers[kPortIndexInput])
2296                == mPortBuffers[kPortIndexInput].size()
2297            && countBuffersWeOwn(mPortBuffers[kPortIndexOutput])
2298                == mPortBuffers[kPortIndexOutput].size()) {
2299        mNoMoreOutputData = true;
2300        mBufferFilled.signal();
2301
2302        return;
2303    }
2304
2305    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexOutput];
2306    for (size_t i = 0; i < buffers->size(); ++i) {
2307        fillOutputBuffer(&buffers->editItemAt(i));
2308    }
2309}
2310
2311void OMXCodec::drainInputBuffers() {
2312    CHECK(mState == EXECUTING || mState == RECONFIGURING);
2313
2314    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexInput];
2315    for (size_t i = 0; i < buffers->size(); ++i) {
2316        drainInputBuffer(&buffers->editItemAt(i));
2317    }
2318}
2319
2320void OMXCodec::drainInputBuffer(BufferInfo *info) {
2321    CHECK_EQ(info->mOwnedByComponent, false);
2322
2323    if (mSignalledEOS) {
2324        return;
2325    }
2326
2327    if (mCodecSpecificDataIndex < mCodecSpecificData.size()) {
2328        const CodecSpecificData *specific =
2329            mCodecSpecificData[mCodecSpecificDataIndex];
2330
2331        size_t size = specific->mSize;
2332
2333        if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_AVC, mMIME)
2334                && !(mQuirks & kWantsNALFragments)) {
2335            static const uint8_t kNALStartCode[4] =
2336                    { 0x00, 0x00, 0x00, 0x01 };
2337
2338            CHECK(info->mSize >= specific->mSize + 4);
2339
2340            size += 4;
2341
2342            memcpy(info->mData, kNALStartCode, 4);
2343            memcpy((uint8_t *)info->mData + 4,
2344                   specific->mData, specific->mSize);
2345        } else {
2346            CHECK(info->mSize >= specific->mSize);
2347            memcpy(info->mData, specific->mData, specific->mSize);
2348        }
2349
2350        mNoMoreOutputData = false;
2351
2352        CODEC_LOGV("calling emptyBuffer with codec specific data");
2353
2354        status_t err = mOMX->emptyBuffer(
2355                mNode, info->mBuffer, 0, size,
2356                OMX_BUFFERFLAG_ENDOFFRAME | OMX_BUFFERFLAG_CODECCONFIG,
2357                0);
2358        CHECK_EQ(err, OK);
2359
2360        info->mOwnedByComponent = true;
2361
2362        ++mCodecSpecificDataIndex;
2363        return;
2364    }
2365
2366    if (mPaused) {
2367        return;
2368    }
2369
2370    status_t err;
2371
2372    bool signalEOS = false;
2373    int64_t timestampUs = 0;
2374
2375    size_t offset = 0;
2376    int32_t n = 0;
2377    for (;;) {
2378        MediaBuffer *srcBuffer;
2379        MediaSource::ReadOptions options;
2380        if (mSkipTimeUs >= 0) {
2381            options.setSkipFrame(mSkipTimeUs);
2382        }
2383        if (mSeekTimeUs >= 0) {
2384            if (mLeftOverBuffer) {
2385                mLeftOverBuffer->release();
2386                mLeftOverBuffer = NULL;
2387            }
2388            options.setSeekTo(mSeekTimeUs, mSeekMode);
2389
2390            mSeekTimeUs = -1;
2391            mSeekMode = ReadOptions::SEEK_CLOSEST_SYNC;
2392            mBufferFilled.signal();
2393
2394            err = mSource->read(&srcBuffer, &options);
2395
2396            if (err == OK) {
2397                int64_t targetTimeUs;
2398                if (srcBuffer->meta_data()->findInt64(
2399                            kKeyTargetTime, &targetTimeUs)
2400                        && targetTimeUs >= 0) {
2401                    mTargetTimeUs = targetTimeUs;
2402                } else {
2403                    mTargetTimeUs = -1;
2404                }
2405            }
2406        } else if (mLeftOverBuffer) {
2407            srcBuffer = mLeftOverBuffer;
2408            mLeftOverBuffer = NULL;
2409
2410            err = OK;
2411        } else {
2412            err = mSource->read(&srcBuffer, &options);
2413        }
2414
2415        if (err != OK) {
2416            signalEOS = true;
2417            mFinalStatus = err;
2418            mSignalledEOS = true;
2419            break;
2420        }
2421
2422        size_t remainingBytes = info->mSize - offset;
2423
2424        if (srcBuffer->range_length() > remainingBytes) {
2425            if (offset == 0) {
2426                CODEC_LOGE(
2427                     "Codec's input buffers are too small to accomodate "
2428                     "buffer read from source (info->mSize = %d, srcLength = %d)",
2429                     info->mSize, srcBuffer->range_length());
2430
2431                srcBuffer->release();
2432                srcBuffer = NULL;
2433
2434                setState(ERROR);
2435                return;
2436            }
2437
2438            mLeftOverBuffer = srcBuffer;
2439            break;
2440        }
2441
2442        if (mIsEncoder && (mQuirks & kAvoidMemcopyInputRecordingFrames)) {
2443            CHECK(mOMXLivesLocally && offset == 0);
2444            OMX_BUFFERHEADERTYPE *header = (OMX_BUFFERHEADERTYPE *) info->mBuffer;
2445            header->pBuffer = (OMX_U8 *) srcBuffer->data() + srcBuffer->range_offset();
2446        } else {
2447            memcpy((uint8_t *)info->mData + offset,
2448                    (const uint8_t *)srcBuffer->data() + srcBuffer->range_offset(),
2449                    srcBuffer->range_length());
2450        }
2451
2452        int64_t lastBufferTimeUs;
2453        CHECK(srcBuffer->meta_data()->findInt64(kKeyTime, &lastBufferTimeUs));
2454        CHECK(lastBufferTimeUs >= 0);
2455
2456        if (offset == 0) {
2457            timestampUs = lastBufferTimeUs;
2458        }
2459
2460        offset += srcBuffer->range_length();
2461
2462        srcBuffer->release();
2463        srcBuffer = NULL;
2464
2465        ++n;
2466
2467        if (!(mQuirks & kSupportsMultipleFramesPerInputBuffer)) {
2468            break;
2469        }
2470
2471        int64_t coalescedDurationUs = lastBufferTimeUs - timestampUs;
2472
2473        if (coalescedDurationUs > 250000ll) {
2474            // Don't coalesce more than 250ms worth of encoded data at once.
2475            break;
2476        }
2477    }
2478
2479    if (n > 1) {
2480        LOGV("coalesced %d frames into one input buffer", n);
2481    }
2482
2483    OMX_U32 flags = OMX_BUFFERFLAG_ENDOFFRAME;
2484
2485    if (signalEOS) {
2486        flags |= OMX_BUFFERFLAG_EOS;
2487    } else {
2488        mNoMoreOutputData = false;
2489    }
2490
2491    CODEC_LOGV("Calling emptyBuffer on buffer %p (length %d), "
2492               "timestamp %lld us (%.2f secs)",
2493               info->mBuffer, offset,
2494               timestampUs, timestampUs / 1E6);
2495
2496    err = mOMX->emptyBuffer(
2497            mNode, info->mBuffer, 0, offset,
2498            flags, timestampUs);
2499
2500    if (err != OK) {
2501        setState(ERROR);
2502        return;
2503    }
2504
2505    info->mOwnedByComponent = true;
2506
2507    // This component does not ever signal the EOS flag on output buffers,
2508    // Thanks for nothing.
2509    if (mSignalledEOS && !strcmp(mComponentName, "OMX.TI.Video.encoder")) {
2510        mNoMoreOutputData = true;
2511        mBufferFilled.signal();
2512    }
2513}
2514
2515void OMXCodec::fillOutputBuffer(BufferInfo *info) {
2516    CHECK_EQ(info->mOwnedByComponent, false);
2517
2518    if (mNoMoreOutputData) {
2519        CODEC_LOGV("There is no more output data available, not "
2520             "calling fillOutputBuffer");
2521        return;
2522    }
2523
2524    CODEC_LOGV("Calling fill_buffer on buffer %p", info->mBuffer);
2525    status_t err = mOMX->fillBuffer(mNode, info->mBuffer);
2526
2527    if (err != OK) {
2528        CODEC_LOGE("fillBuffer failed w/ error 0x%08x", err);
2529
2530        setState(ERROR);
2531        return;
2532    }
2533
2534    info->mOwnedByComponent = true;
2535}
2536
2537void OMXCodec::drainInputBuffer(IOMX::buffer_id buffer) {
2538    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexInput];
2539    for (size_t i = 0; i < buffers->size(); ++i) {
2540        if ((*buffers)[i].mBuffer == buffer) {
2541            drainInputBuffer(&buffers->editItemAt(i));
2542            return;
2543        }
2544    }
2545
2546    CHECK(!"should not be here.");
2547}
2548
2549void OMXCodec::fillOutputBuffer(IOMX::buffer_id buffer) {
2550    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexOutput];
2551    for (size_t i = 0; i < buffers->size(); ++i) {
2552        if ((*buffers)[i].mBuffer == buffer) {
2553            fillOutputBuffer(&buffers->editItemAt(i));
2554            return;
2555        }
2556    }
2557
2558    CHECK(!"should not be here.");
2559}
2560
2561void OMXCodec::setState(State newState) {
2562    mState = newState;
2563    mAsyncCompletion.signal();
2564
2565    // This may cause some spurious wakeups but is necessary to
2566    // unblock the reader if we enter ERROR state.
2567    mBufferFilled.signal();
2568}
2569
2570void OMXCodec::setRawAudioFormat(
2571        OMX_U32 portIndex, int32_t sampleRate, int32_t numChannels) {
2572
2573    // port definition
2574    OMX_PARAM_PORTDEFINITIONTYPE def;
2575    InitOMXParams(&def);
2576    def.nPortIndex = portIndex;
2577    status_t err = mOMX->getParameter(
2578            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
2579    CHECK_EQ(err, OK);
2580    def.format.audio.eEncoding = OMX_AUDIO_CodingPCM;
2581    CHECK_EQ(mOMX->setParameter(mNode, OMX_IndexParamPortDefinition,
2582            &def, sizeof(def)), OK);
2583
2584    // pcm param
2585    OMX_AUDIO_PARAM_PCMMODETYPE pcmParams;
2586    InitOMXParams(&pcmParams);
2587    pcmParams.nPortIndex = portIndex;
2588
2589    err = mOMX->getParameter(
2590            mNode, OMX_IndexParamAudioPcm, &pcmParams, sizeof(pcmParams));
2591
2592    CHECK_EQ(err, OK);
2593
2594    pcmParams.nChannels = numChannels;
2595    pcmParams.eNumData = OMX_NumericalDataSigned;
2596    pcmParams.bInterleaved = OMX_TRUE;
2597    pcmParams.nBitPerSample = 16;
2598    pcmParams.nSamplingRate = sampleRate;
2599    pcmParams.ePCMMode = OMX_AUDIO_PCMModeLinear;
2600
2601    if (numChannels == 1) {
2602        pcmParams.eChannelMapping[0] = OMX_AUDIO_ChannelCF;
2603    } else {
2604        CHECK_EQ(numChannels, 2);
2605
2606        pcmParams.eChannelMapping[0] = OMX_AUDIO_ChannelLF;
2607        pcmParams.eChannelMapping[1] = OMX_AUDIO_ChannelRF;
2608    }
2609
2610    err = mOMX->setParameter(
2611            mNode, OMX_IndexParamAudioPcm, &pcmParams, sizeof(pcmParams));
2612
2613    CHECK_EQ(err, OK);
2614}
2615
2616static OMX_AUDIO_AMRBANDMODETYPE pickModeFromBitRate(bool isAMRWB, int32_t bps) {
2617    if (isAMRWB) {
2618        if (bps <= 6600) {
2619            return OMX_AUDIO_AMRBandModeWB0;
2620        } else if (bps <= 8850) {
2621            return OMX_AUDIO_AMRBandModeWB1;
2622        } else if (bps <= 12650) {
2623            return OMX_AUDIO_AMRBandModeWB2;
2624        } else if (bps <= 14250) {
2625            return OMX_AUDIO_AMRBandModeWB3;
2626        } else if (bps <= 15850) {
2627            return OMX_AUDIO_AMRBandModeWB4;
2628        } else if (bps <= 18250) {
2629            return OMX_AUDIO_AMRBandModeWB5;
2630        } else if (bps <= 19850) {
2631            return OMX_AUDIO_AMRBandModeWB6;
2632        } else if (bps <= 23050) {
2633            return OMX_AUDIO_AMRBandModeWB7;
2634        }
2635
2636        // 23850 bps
2637        return OMX_AUDIO_AMRBandModeWB8;
2638    } else {  // AMRNB
2639        if (bps <= 4750) {
2640            return OMX_AUDIO_AMRBandModeNB0;
2641        } else if (bps <= 5150) {
2642            return OMX_AUDIO_AMRBandModeNB1;
2643        } else if (bps <= 5900) {
2644            return OMX_AUDIO_AMRBandModeNB2;
2645        } else if (bps <= 6700) {
2646            return OMX_AUDIO_AMRBandModeNB3;
2647        } else if (bps <= 7400) {
2648            return OMX_AUDIO_AMRBandModeNB4;
2649        } else if (bps <= 7950) {
2650            return OMX_AUDIO_AMRBandModeNB5;
2651        } else if (bps <= 10200) {
2652            return OMX_AUDIO_AMRBandModeNB6;
2653        }
2654
2655        // 12200 bps
2656        return OMX_AUDIO_AMRBandModeNB7;
2657    }
2658}
2659
2660void OMXCodec::setAMRFormat(bool isWAMR, int32_t bitRate) {
2661    OMX_U32 portIndex = mIsEncoder ? kPortIndexOutput : kPortIndexInput;
2662
2663    OMX_AUDIO_PARAM_AMRTYPE def;
2664    InitOMXParams(&def);
2665    def.nPortIndex = portIndex;
2666
2667    status_t err =
2668        mOMX->getParameter(mNode, OMX_IndexParamAudioAmr, &def, sizeof(def));
2669
2670    CHECK_EQ(err, OK);
2671
2672    def.eAMRFrameFormat = OMX_AUDIO_AMRFrameFormatFSF;
2673
2674    def.eAMRBandMode = pickModeFromBitRate(isWAMR, bitRate);
2675    err = mOMX->setParameter(mNode, OMX_IndexParamAudioAmr, &def, sizeof(def));
2676    CHECK_EQ(err, OK);
2677
2678    ////////////////////////
2679
2680    if (mIsEncoder) {
2681        sp<MetaData> format = mSource->getFormat();
2682        int32_t sampleRate;
2683        int32_t numChannels;
2684        CHECK(format->findInt32(kKeySampleRate, &sampleRate));
2685        CHECK(format->findInt32(kKeyChannelCount, &numChannels));
2686
2687        setRawAudioFormat(kPortIndexInput, sampleRate, numChannels);
2688    }
2689}
2690
2691void OMXCodec::setAACFormat(int32_t numChannels, int32_t sampleRate, int32_t bitRate) {
2692    CHECK(numChannels == 1 || numChannels == 2);
2693    if (mIsEncoder) {
2694        //////////////// input port ////////////////////
2695        setRawAudioFormat(kPortIndexInput, sampleRate, numChannels);
2696
2697        //////////////// output port ////////////////////
2698        // format
2699        OMX_AUDIO_PARAM_PORTFORMATTYPE format;
2700        format.nPortIndex = kPortIndexOutput;
2701        format.nIndex = 0;
2702        status_t err = OMX_ErrorNone;
2703        while (OMX_ErrorNone == err) {
2704            CHECK_EQ(mOMX->getParameter(mNode, OMX_IndexParamAudioPortFormat,
2705                    &format, sizeof(format)), OK);
2706            if (format.eEncoding == OMX_AUDIO_CodingAAC) {
2707                break;
2708            }
2709            format.nIndex++;
2710        }
2711        CHECK_EQ(OK, err);
2712        CHECK_EQ(mOMX->setParameter(mNode, OMX_IndexParamAudioPortFormat,
2713                &format, sizeof(format)), OK);
2714
2715        // port definition
2716        OMX_PARAM_PORTDEFINITIONTYPE def;
2717        InitOMXParams(&def);
2718        def.nPortIndex = kPortIndexOutput;
2719        CHECK_EQ(mOMX->getParameter(mNode, OMX_IndexParamPortDefinition,
2720                &def, sizeof(def)), OK);
2721        def.format.audio.bFlagErrorConcealment = OMX_TRUE;
2722        def.format.audio.eEncoding = OMX_AUDIO_CodingAAC;
2723        CHECK_EQ(mOMX->setParameter(mNode, OMX_IndexParamPortDefinition,
2724                &def, sizeof(def)), OK);
2725
2726        // profile
2727        OMX_AUDIO_PARAM_AACPROFILETYPE profile;
2728        InitOMXParams(&profile);
2729        profile.nPortIndex = kPortIndexOutput;
2730        CHECK_EQ(mOMX->getParameter(mNode, OMX_IndexParamAudioAac,
2731                &profile, sizeof(profile)), OK);
2732        profile.nChannels = numChannels;
2733        profile.eChannelMode = (numChannels == 1?
2734                OMX_AUDIO_ChannelModeMono: OMX_AUDIO_ChannelModeStereo);
2735        profile.nSampleRate = sampleRate;
2736        profile.nBitRate = bitRate;
2737        profile.nAudioBandWidth = 0;
2738        profile.nFrameLength = 0;
2739        profile.nAACtools = OMX_AUDIO_AACToolAll;
2740        profile.nAACERtools = OMX_AUDIO_AACERNone;
2741        profile.eAACProfile = OMX_AUDIO_AACObjectLC;
2742        profile.eAACStreamFormat = OMX_AUDIO_AACStreamFormatMP4FF;
2743        CHECK_EQ(mOMX->setParameter(mNode, OMX_IndexParamAudioAac,
2744                &profile, sizeof(profile)), OK);
2745
2746    } else {
2747        OMX_AUDIO_PARAM_AACPROFILETYPE profile;
2748        InitOMXParams(&profile);
2749        profile.nPortIndex = kPortIndexInput;
2750
2751        status_t err = mOMX->getParameter(
2752                mNode, OMX_IndexParamAudioAac, &profile, sizeof(profile));
2753        CHECK_EQ(err, OK);
2754
2755        profile.nChannels = numChannels;
2756        profile.nSampleRate = sampleRate;
2757        profile.eAACStreamFormat = OMX_AUDIO_AACStreamFormatMP4ADTS;
2758
2759        err = mOMX->setParameter(
2760                mNode, OMX_IndexParamAudioAac, &profile, sizeof(profile));
2761        CHECK_EQ(err, OK);
2762    }
2763}
2764
2765void OMXCodec::setImageOutputFormat(
2766        OMX_COLOR_FORMATTYPE format, OMX_U32 width, OMX_U32 height) {
2767    CODEC_LOGV("setImageOutputFormat(%ld, %ld)", width, height);
2768
2769#if 0
2770    OMX_INDEXTYPE index;
2771    status_t err = mOMX->get_extension_index(
2772            mNode, "OMX.TI.JPEG.decode.Config.OutputColorFormat", &index);
2773    CHECK_EQ(err, OK);
2774
2775    err = mOMX->set_config(mNode, index, &format, sizeof(format));
2776    CHECK_EQ(err, OK);
2777#endif
2778
2779    OMX_PARAM_PORTDEFINITIONTYPE def;
2780    InitOMXParams(&def);
2781    def.nPortIndex = kPortIndexOutput;
2782
2783    status_t err = mOMX->getParameter(
2784            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
2785    CHECK_EQ(err, OK);
2786
2787    CHECK_EQ(def.eDomain, OMX_PortDomainImage);
2788
2789    OMX_IMAGE_PORTDEFINITIONTYPE *imageDef = &def.format.image;
2790
2791    CHECK_EQ(imageDef->eCompressionFormat, OMX_IMAGE_CodingUnused);
2792    imageDef->eColorFormat = format;
2793    imageDef->nFrameWidth = width;
2794    imageDef->nFrameHeight = height;
2795
2796    switch (format) {
2797        case OMX_COLOR_FormatYUV420PackedPlanar:
2798        case OMX_COLOR_FormatYUV411Planar:
2799        {
2800            def.nBufferSize = (width * height * 3) / 2;
2801            break;
2802        }
2803
2804        case OMX_COLOR_FormatCbYCrY:
2805        {
2806            def.nBufferSize = width * height * 2;
2807            break;
2808        }
2809
2810        case OMX_COLOR_Format32bitARGB8888:
2811        {
2812            def.nBufferSize = width * height * 4;
2813            break;
2814        }
2815
2816        case OMX_COLOR_Format16bitARGB4444:
2817        case OMX_COLOR_Format16bitARGB1555:
2818        case OMX_COLOR_Format16bitRGB565:
2819        case OMX_COLOR_Format16bitBGR565:
2820        {
2821            def.nBufferSize = width * height * 2;
2822            break;
2823        }
2824
2825        default:
2826            CHECK(!"Should not be here. Unknown color format.");
2827            break;
2828    }
2829
2830    def.nBufferCountActual = def.nBufferCountMin;
2831
2832    err = mOMX->setParameter(
2833            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
2834    CHECK_EQ(err, OK);
2835}
2836
2837void OMXCodec::setJPEGInputFormat(
2838        OMX_U32 width, OMX_U32 height, OMX_U32 compressedSize) {
2839    OMX_PARAM_PORTDEFINITIONTYPE def;
2840    InitOMXParams(&def);
2841    def.nPortIndex = kPortIndexInput;
2842
2843    status_t err = mOMX->getParameter(
2844            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
2845    CHECK_EQ(err, OK);
2846
2847    CHECK_EQ(def.eDomain, OMX_PortDomainImage);
2848    OMX_IMAGE_PORTDEFINITIONTYPE *imageDef = &def.format.image;
2849
2850    CHECK_EQ(imageDef->eCompressionFormat, OMX_IMAGE_CodingJPEG);
2851    imageDef->nFrameWidth = width;
2852    imageDef->nFrameHeight = height;
2853
2854    def.nBufferSize = compressedSize;
2855    def.nBufferCountActual = def.nBufferCountMin;
2856
2857    err = mOMX->setParameter(
2858            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
2859    CHECK_EQ(err, OK);
2860}
2861
2862void OMXCodec::addCodecSpecificData(const void *data, size_t size) {
2863    CodecSpecificData *specific =
2864        (CodecSpecificData *)malloc(sizeof(CodecSpecificData) + size - 1);
2865
2866    specific->mSize = size;
2867    memcpy(specific->mData, data, size);
2868
2869    mCodecSpecificData.push(specific);
2870}
2871
2872void OMXCodec::clearCodecSpecificData() {
2873    for (size_t i = 0; i < mCodecSpecificData.size(); ++i) {
2874        free(mCodecSpecificData.editItemAt(i));
2875    }
2876    mCodecSpecificData.clear();
2877    mCodecSpecificDataIndex = 0;
2878}
2879
2880status_t OMXCodec::start(MetaData *meta) {
2881    Mutex::Autolock autoLock(mLock);
2882
2883    if (mState != LOADED) {
2884        return UNKNOWN_ERROR;
2885    }
2886
2887    sp<MetaData> params = new MetaData;
2888    if (mQuirks & kWantsNALFragments) {
2889        params->setInt32(kKeyWantsNALFragments, true);
2890    }
2891    if (meta) {
2892        int64_t startTimeUs = 0;
2893        int64_t timeUs;
2894        if (meta->findInt64(kKeyTime, &timeUs)) {
2895            startTimeUs = timeUs;
2896        }
2897        params->setInt64(kKeyTime, startTimeUs);
2898    }
2899    status_t err = mSource->start(params.get());
2900
2901    if (err != OK) {
2902        return err;
2903    }
2904
2905    mCodecSpecificDataIndex = 0;
2906    mInitialBufferSubmit = true;
2907    mSignalledEOS = false;
2908    mNoMoreOutputData = false;
2909    mOutputPortSettingsHaveChanged = false;
2910    mSeekTimeUs = -1;
2911    mSeekMode = ReadOptions::SEEK_CLOSEST_SYNC;
2912    mTargetTimeUs = -1;
2913    mFilledBuffers.clear();
2914    mPaused = false;
2915
2916    return init();
2917}
2918
2919status_t OMXCodec::stop() {
2920    CODEC_LOGV("stop mState=%d", mState);
2921
2922    Mutex::Autolock autoLock(mLock);
2923
2924    while (isIntermediateState(mState)) {
2925        mAsyncCompletion.wait(mLock);
2926    }
2927
2928    switch (mState) {
2929        case LOADED:
2930        case ERROR:
2931            break;
2932
2933        case EXECUTING:
2934        {
2935            setState(EXECUTING_TO_IDLE);
2936
2937            if (mQuirks & kRequiresFlushBeforeShutdown) {
2938                CODEC_LOGV("This component requires a flush before transitioning "
2939                     "from EXECUTING to IDLE...");
2940
2941                bool emulateInputFlushCompletion =
2942                    !flushPortAsync(kPortIndexInput);
2943
2944                bool emulateOutputFlushCompletion =
2945                    !flushPortAsync(kPortIndexOutput);
2946
2947                if (emulateInputFlushCompletion) {
2948                    onCmdComplete(OMX_CommandFlush, kPortIndexInput);
2949                }
2950
2951                if (emulateOutputFlushCompletion) {
2952                    onCmdComplete(OMX_CommandFlush, kPortIndexOutput);
2953                }
2954            } else {
2955                mPortStatus[kPortIndexInput] = SHUTTING_DOWN;
2956                mPortStatus[kPortIndexOutput] = SHUTTING_DOWN;
2957
2958                status_t err =
2959                    mOMX->sendCommand(mNode, OMX_CommandStateSet, OMX_StateIdle);
2960                CHECK_EQ(err, OK);
2961            }
2962
2963            while (mState != LOADED && mState != ERROR) {
2964                mAsyncCompletion.wait(mLock);
2965            }
2966
2967            break;
2968        }
2969
2970        default:
2971        {
2972            CHECK(!"should not be here.");
2973            break;
2974        }
2975    }
2976
2977    if (mLeftOverBuffer) {
2978        mLeftOverBuffer->release();
2979        mLeftOverBuffer = NULL;
2980    }
2981
2982    mSource->stop();
2983
2984    CODEC_LOGV("stopped");
2985
2986    return OK;
2987}
2988
2989sp<MetaData> OMXCodec::getFormat() {
2990    Mutex::Autolock autoLock(mLock);
2991
2992    return mOutputFormat;
2993}
2994
2995status_t OMXCodec::read(
2996        MediaBuffer **buffer, const ReadOptions *options) {
2997    *buffer = NULL;
2998
2999    Mutex::Autolock autoLock(mLock);
3000
3001    if (mState != EXECUTING && mState != RECONFIGURING) {
3002        return UNKNOWN_ERROR;
3003    }
3004
3005    bool seeking = false;
3006    int64_t seekTimeUs;
3007    ReadOptions::SeekMode seekMode;
3008    if (options && options->getSeekTo(&seekTimeUs, &seekMode)) {
3009        seeking = true;
3010    }
3011    int64_t skipTimeUs;
3012    if (options && options->getSkipFrame(&skipTimeUs)) {
3013        mSkipTimeUs = skipTimeUs;
3014    } else {
3015        mSkipTimeUs = -1;
3016    }
3017
3018    if (mInitialBufferSubmit) {
3019        mInitialBufferSubmit = false;
3020
3021        if (seeking) {
3022            CHECK(seekTimeUs >= 0);
3023            mSeekTimeUs = seekTimeUs;
3024            mSeekMode = seekMode;
3025
3026            // There's no reason to trigger the code below, there's
3027            // nothing to flush yet.
3028            seeking = false;
3029            mPaused = false;
3030        }
3031
3032        drainInputBuffers();
3033
3034        if (mState == EXECUTING) {
3035            // Otherwise mState == RECONFIGURING and this code will trigger
3036            // after the output port is reenabled.
3037            fillOutputBuffers();
3038        }
3039    }
3040
3041    if (seeking) {
3042        CODEC_LOGV("seeking to %lld us (%.2f secs)", seekTimeUs, seekTimeUs / 1E6);
3043
3044        mSignalledEOS = false;
3045
3046        CHECK(seekTimeUs >= 0);
3047        mSeekTimeUs = seekTimeUs;
3048        mSeekMode = seekMode;
3049
3050        mFilledBuffers.clear();
3051
3052        CHECK_EQ(mState, EXECUTING);
3053
3054        bool emulateInputFlushCompletion = !flushPortAsync(kPortIndexInput);
3055        bool emulateOutputFlushCompletion = !flushPortAsync(kPortIndexOutput);
3056
3057        if (emulateInputFlushCompletion) {
3058            onCmdComplete(OMX_CommandFlush, kPortIndexInput);
3059        }
3060
3061        if (emulateOutputFlushCompletion) {
3062            onCmdComplete(OMX_CommandFlush, kPortIndexOutput);
3063        }
3064
3065        while (mSeekTimeUs >= 0) {
3066            mBufferFilled.wait(mLock);
3067        }
3068    }
3069
3070    while (mState != ERROR && !mNoMoreOutputData && mFilledBuffers.empty()) {
3071        mBufferFilled.wait(mLock);
3072    }
3073
3074    if (mState == ERROR) {
3075        return UNKNOWN_ERROR;
3076    }
3077
3078    if (mFilledBuffers.empty()) {
3079        return mSignalledEOS ? mFinalStatus : ERROR_END_OF_STREAM;
3080    }
3081
3082    if (mOutputPortSettingsHaveChanged) {
3083        mOutputPortSettingsHaveChanged = false;
3084
3085        return INFO_FORMAT_CHANGED;
3086    }
3087
3088    size_t index = *mFilledBuffers.begin();
3089    mFilledBuffers.erase(mFilledBuffers.begin());
3090
3091    BufferInfo *info = &mPortBuffers[kPortIndexOutput].editItemAt(index);
3092    info->mMediaBuffer->add_ref();
3093    *buffer = info->mMediaBuffer;
3094
3095    return OK;
3096}
3097
3098void OMXCodec::signalBufferReturned(MediaBuffer *buffer) {
3099    Mutex::Autolock autoLock(mLock);
3100
3101    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexOutput];
3102    for (size_t i = 0; i < buffers->size(); ++i) {
3103        BufferInfo *info = &buffers->editItemAt(i);
3104
3105        if (info->mMediaBuffer == buffer) {
3106            CHECK_EQ(mPortStatus[kPortIndexOutput], ENABLED);
3107            fillOutputBuffer(info);
3108            return;
3109        }
3110    }
3111
3112    CHECK(!"should not be here.");
3113}
3114
3115static const char *imageCompressionFormatString(OMX_IMAGE_CODINGTYPE type) {
3116    static const char *kNames[] = {
3117        "OMX_IMAGE_CodingUnused",
3118        "OMX_IMAGE_CodingAutoDetect",
3119        "OMX_IMAGE_CodingJPEG",
3120        "OMX_IMAGE_CodingJPEG2K",
3121        "OMX_IMAGE_CodingEXIF",
3122        "OMX_IMAGE_CodingTIFF",
3123        "OMX_IMAGE_CodingGIF",
3124        "OMX_IMAGE_CodingPNG",
3125        "OMX_IMAGE_CodingLZW",
3126        "OMX_IMAGE_CodingBMP",
3127    };
3128
3129    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
3130
3131    if (type < 0 || (size_t)type >= numNames) {
3132        return "UNKNOWN";
3133    } else {
3134        return kNames[type];
3135    }
3136}
3137
3138static const char *colorFormatString(OMX_COLOR_FORMATTYPE type) {
3139    static const char *kNames[] = {
3140        "OMX_COLOR_FormatUnused",
3141        "OMX_COLOR_FormatMonochrome",
3142        "OMX_COLOR_Format8bitRGB332",
3143        "OMX_COLOR_Format12bitRGB444",
3144        "OMX_COLOR_Format16bitARGB4444",
3145        "OMX_COLOR_Format16bitARGB1555",
3146        "OMX_COLOR_Format16bitRGB565",
3147        "OMX_COLOR_Format16bitBGR565",
3148        "OMX_COLOR_Format18bitRGB666",
3149        "OMX_COLOR_Format18bitARGB1665",
3150        "OMX_COLOR_Format19bitARGB1666",
3151        "OMX_COLOR_Format24bitRGB888",
3152        "OMX_COLOR_Format24bitBGR888",
3153        "OMX_COLOR_Format24bitARGB1887",
3154        "OMX_COLOR_Format25bitARGB1888",
3155        "OMX_COLOR_Format32bitBGRA8888",
3156        "OMX_COLOR_Format32bitARGB8888",
3157        "OMX_COLOR_FormatYUV411Planar",
3158        "OMX_COLOR_FormatYUV411PackedPlanar",
3159        "OMX_COLOR_FormatYUV420Planar",
3160        "OMX_COLOR_FormatYUV420PackedPlanar",
3161        "OMX_COLOR_FormatYUV420SemiPlanar",
3162        "OMX_COLOR_FormatYUV422Planar",
3163        "OMX_COLOR_FormatYUV422PackedPlanar",
3164        "OMX_COLOR_FormatYUV422SemiPlanar",
3165        "OMX_COLOR_FormatYCbYCr",
3166        "OMX_COLOR_FormatYCrYCb",
3167        "OMX_COLOR_FormatCbYCrY",
3168        "OMX_COLOR_FormatCrYCbY",
3169        "OMX_COLOR_FormatYUV444Interleaved",
3170        "OMX_COLOR_FormatRawBayer8bit",
3171        "OMX_COLOR_FormatRawBayer10bit",
3172        "OMX_COLOR_FormatRawBayer8bitcompressed",
3173        "OMX_COLOR_FormatL2",
3174        "OMX_COLOR_FormatL4",
3175        "OMX_COLOR_FormatL8",
3176        "OMX_COLOR_FormatL16",
3177        "OMX_COLOR_FormatL24",
3178        "OMX_COLOR_FormatL32",
3179        "OMX_COLOR_FormatYUV420PackedSemiPlanar",
3180        "OMX_COLOR_FormatYUV422PackedSemiPlanar",
3181        "OMX_COLOR_Format18BitBGR666",
3182        "OMX_COLOR_Format24BitARGB6666",
3183        "OMX_COLOR_Format24BitABGR6666",
3184    };
3185
3186    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
3187
3188    if (type == OMX_QCOM_COLOR_FormatYVU420SemiPlanar) {
3189        return "OMX_QCOM_COLOR_FormatYVU420SemiPlanar";
3190    } else if (type < 0 || (size_t)type >= numNames) {
3191        return "UNKNOWN";
3192    } else {
3193        return kNames[type];
3194    }
3195}
3196
3197static const char *videoCompressionFormatString(OMX_VIDEO_CODINGTYPE type) {
3198    static const char *kNames[] = {
3199        "OMX_VIDEO_CodingUnused",
3200        "OMX_VIDEO_CodingAutoDetect",
3201        "OMX_VIDEO_CodingMPEG2",
3202        "OMX_VIDEO_CodingH263",
3203        "OMX_VIDEO_CodingMPEG4",
3204        "OMX_VIDEO_CodingWMV",
3205        "OMX_VIDEO_CodingRV",
3206        "OMX_VIDEO_CodingAVC",
3207        "OMX_VIDEO_CodingMJPEG",
3208    };
3209
3210    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
3211
3212    if (type < 0 || (size_t)type >= numNames) {
3213        return "UNKNOWN";
3214    } else {
3215        return kNames[type];
3216    }
3217}
3218
3219static const char *audioCodingTypeString(OMX_AUDIO_CODINGTYPE type) {
3220    static const char *kNames[] = {
3221        "OMX_AUDIO_CodingUnused",
3222        "OMX_AUDIO_CodingAutoDetect",
3223        "OMX_AUDIO_CodingPCM",
3224        "OMX_AUDIO_CodingADPCM",
3225        "OMX_AUDIO_CodingAMR",
3226        "OMX_AUDIO_CodingGSMFR",
3227        "OMX_AUDIO_CodingGSMEFR",
3228        "OMX_AUDIO_CodingGSMHR",
3229        "OMX_AUDIO_CodingPDCFR",
3230        "OMX_AUDIO_CodingPDCEFR",
3231        "OMX_AUDIO_CodingPDCHR",
3232        "OMX_AUDIO_CodingTDMAFR",
3233        "OMX_AUDIO_CodingTDMAEFR",
3234        "OMX_AUDIO_CodingQCELP8",
3235        "OMX_AUDIO_CodingQCELP13",
3236        "OMX_AUDIO_CodingEVRC",
3237        "OMX_AUDIO_CodingSMV",
3238        "OMX_AUDIO_CodingG711",
3239        "OMX_AUDIO_CodingG723",
3240        "OMX_AUDIO_CodingG726",
3241        "OMX_AUDIO_CodingG729",
3242        "OMX_AUDIO_CodingAAC",
3243        "OMX_AUDIO_CodingMP3",
3244        "OMX_AUDIO_CodingSBC",
3245        "OMX_AUDIO_CodingVORBIS",
3246        "OMX_AUDIO_CodingWMA",
3247        "OMX_AUDIO_CodingRA",
3248        "OMX_AUDIO_CodingMIDI",
3249    };
3250
3251    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
3252
3253    if (type < 0 || (size_t)type >= numNames) {
3254        return "UNKNOWN";
3255    } else {
3256        return kNames[type];
3257    }
3258}
3259
3260static const char *audioPCMModeString(OMX_AUDIO_PCMMODETYPE type) {
3261    static const char *kNames[] = {
3262        "OMX_AUDIO_PCMModeLinear",
3263        "OMX_AUDIO_PCMModeALaw",
3264        "OMX_AUDIO_PCMModeMULaw",
3265    };
3266
3267    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
3268
3269    if (type < 0 || (size_t)type >= numNames) {
3270        return "UNKNOWN";
3271    } else {
3272        return kNames[type];
3273    }
3274}
3275
3276static const char *amrBandModeString(OMX_AUDIO_AMRBANDMODETYPE type) {
3277    static const char *kNames[] = {
3278        "OMX_AUDIO_AMRBandModeUnused",
3279        "OMX_AUDIO_AMRBandModeNB0",
3280        "OMX_AUDIO_AMRBandModeNB1",
3281        "OMX_AUDIO_AMRBandModeNB2",
3282        "OMX_AUDIO_AMRBandModeNB3",
3283        "OMX_AUDIO_AMRBandModeNB4",
3284        "OMX_AUDIO_AMRBandModeNB5",
3285        "OMX_AUDIO_AMRBandModeNB6",
3286        "OMX_AUDIO_AMRBandModeNB7",
3287        "OMX_AUDIO_AMRBandModeWB0",
3288        "OMX_AUDIO_AMRBandModeWB1",
3289        "OMX_AUDIO_AMRBandModeWB2",
3290        "OMX_AUDIO_AMRBandModeWB3",
3291        "OMX_AUDIO_AMRBandModeWB4",
3292        "OMX_AUDIO_AMRBandModeWB5",
3293        "OMX_AUDIO_AMRBandModeWB6",
3294        "OMX_AUDIO_AMRBandModeWB7",
3295        "OMX_AUDIO_AMRBandModeWB8",
3296    };
3297
3298    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
3299
3300    if (type < 0 || (size_t)type >= numNames) {
3301        return "UNKNOWN";
3302    } else {
3303        return kNames[type];
3304    }
3305}
3306
3307static const char *amrFrameFormatString(OMX_AUDIO_AMRFRAMEFORMATTYPE type) {
3308    static const char *kNames[] = {
3309        "OMX_AUDIO_AMRFrameFormatConformance",
3310        "OMX_AUDIO_AMRFrameFormatIF1",
3311        "OMX_AUDIO_AMRFrameFormatIF2",
3312        "OMX_AUDIO_AMRFrameFormatFSF",
3313        "OMX_AUDIO_AMRFrameFormatRTPPayload",
3314        "OMX_AUDIO_AMRFrameFormatITU",
3315    };
3316
3317    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
3318
3319    if (type < 0 || (size_t)type >= numNames) {
3320        return "UNKNOWN";
3321    } else {
3322        return kNames[type];
3323    }
3324}
3325
3326void OMXCodec::dumpPortStatus(OMX_U32 portIndex) {
3327    OMX_PARAM_PORTDEFINITIONTYPE def;
3328    InitOMXParams(&def);
3329    def.nPortIndex = portIndex;
3330
3331    status_t err = mOMX->getParameter(
3332            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
3333    CHECK_EQ(err, OK);
3334
3335    printf("%s Port = {\n", portIndex == kPortIndexInput ? "Input" : "Output");
3336
3337    CHECK((portIndex == kPortIndexInput && def.eDir == OMX_DirInput)
3338          || (portIndex == kPortIndexOutput && def.eDir == OMX_DirOutput));
3339
3340    printf("  nBufferCountActual = %ld\n", def.nBufferCountActual);
3341    printf("  nBufferCountMin = %ld\n", def.nBufferCountMin);
3342    printf("  nBufferSize = %ld\n", def.nBufferSize);
3343
3344    switch (def.eDomain) {
3345        case OMX_PortDomainImage:
3346        {
3347            const OMX_IMAGE_PORTDEFINITIONTYPE *imageDef = &def.format.image;
3348
3349            printf("\n");
3350            printf("  // Image\n");
3351            printf("  nFrameWidth = %ld\n", imageDef->nFrameWidth);
3352            printf("  nFrameHeight = %ld\n", imageDef->nFrameHeight);
3353            printf("  nStride = %ld\n", imageDef->nStride);
3354
3355            printf("  eCompressionFormat = %s\n",
3356                   imageCompressionFormatString(imageDef->eCompressionFormat));
3357
3358            printf("  eColorFormat = %s\n",
3359                   colorFormatString(imageDef->eColorFormat));
3360
3361            break;
3362        }
3363
3364        case OMX_PortDomainVideo:
3365        {
3366            OMX_VIDEO_PORTDEFINITIONTYPE *videoDef = &def.format.video;
3367
3368            printf("\n");
3369            printf("  // Video\n");
3370            printf("  nFrameWidth = %ld\n", videoDef->nFrameWidth);
3371            printf("  nFrameHeight = %ld\n", videoDef->nFrameHeight);
3372            printf("  nStride = %ld\n", videoDef->nStride);
3373
3374            printf("  eCompressionFormat = %s\n",
3375                   videoCompressionFormatString(videoDef->eCompressionFormat));
3376
3377            printf("  eColorFormat = %s\n",
3378                   colorFormatString(videoDef->eColorFormat));
3379
3380            break;
3381        }
3382
3383        case OMX_PortDomainAudio:
3384        {
3385            OMX_AUDIO_PORTDEFINITIONTYPE *audioDef = &def.format.audio;
3386
3387            printf("\n");
3388            printf("  // Audio\n");
3389            printf("  eEncoding = %s\n",
3390                   audioCodingTypeString(audioDef->eEncoding));
3391
3392            if (audioDef->eEncoding == OMX_AUDIO_CodingPCM) {
3393                OMX_AUDIO_PARAM_PCMMODETYPE params;
3394                InitOMXParams(&params);
3395                params.nPortIndex = portIndex;
3396
3397                err = mOMX->getParameter(
3398                        mNode, OMX_IndexParamAudioPcm, &params, sizeof(params));
3399                CHECK_EQ(err, OK);
3400
3401                printf("  nSamplingRate = %ld\n", params.nSamplingRate);
3402                printf("  nChannels = %ld\n", params.nChannels);
3403                printf("  bInterleaved = %d\n", params.bInterleaved);
3404                printf("  nBitPerSample = %ld\n", params.nBitPerSample);
3405
3406                printf("  eNumData = %s\n",
3407                       params.eNumData == OMX_NumericalDataSigned
3408                        ? "signed" : "unsigned");
3409
3410                printf("  ePCMMode = %s\n", audioPCMModeString(params.ePCMMode));
3411            } else if (audioDef->eEncoding == OMX_AUDIO_CodingAMR) {
3412                OMX_AUDIO_PARAM_AMRTYPE amr;
3413                InitOMXParams(&amr);
3414                amr.nPortIndex = portIndex;
3415
3416                err = mOMX->getParameter(
3417                        mNode, OMX_IndexParamAudioAmr, &amr, sizeof(amr));
3418                CHECK_EQ(err, OK);
3419
3420                printf("  nChannels = %ld\n", amr.nChannels);
3421                printf("  eAMRBandMode = %s\n",
3422                        amrBandModeString(amr.eAMRBandMode));
3423                printf("  eAMRFrameFormat = %s\n",
3424                        amrFrameFormatString(amr.eAMRFrameFormat));
3425            }
3426
3427            break;
3428        }
3429
3430        default:
3431        {
3432            printf("  // Unknown\n");
3433            break;
3434        }
3435    }
3436
3437    printf("}\n");
3438}
3439
3440void OMXCodec::initOutputFormat(const sp<MetaData> &inputFormat) {
3441    mOutputFormat = new MetaData;
3442    mOutputFormat->setCString(kKeyDecoderComponent, mComponentName);
3443    if (mIsEncoder) {
3444        int32_t timeScale;
3445        if (inputFormat->findInt32(kKeyTimeScale, &timeScale)) {
3446            mOutputFormat->setInt32(kKeyTimeScale, timeScale);
3447        }
3448    }
3449
3450    OMX_PARAM_PORTDEFINITIONTYPE def;
3451    InitOMXParams(&def);
3452    def.nPortIndex = kPortIndexOutput;
3453
3454    status_t err = mOMX->getParameter(
3455            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
3456    CHECK_EQ(err, OK);
3457
3458    switch (def.eDomain) {
3459        case OMX_PortDomainImage:
3460        {
3461            OMX_IMAGE_PORTDEFINITIONTYPE *imageDef = &def.format.image;
3462            CHECK_EQ(imageDef->eCompressionFormat, OMX_IMAGE_CodingUnused);
3463
3464            mOutputFormat->setCString(kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_RAW);
3465            mOutputFormat->setInt32(kKeyColorFormat, imageDef->eColorFormat);
3466            mOutputFormat->setInt32(kKeyWidth, imageDef->nFrameWidth);
3467            mOutputFormat->setInt32(kKeyHeight, imageDef->nFrameHeight);
3468            break;
3469        }
3470
3471        case OMX_PortDomainAudio:
3472        {
3473            OMX_AUDIO_PORTDEFINITIONTYPE *audio_def = &def.format.audio;
3474
3475            if (audio_def->eEncoding == OMX_AUDIO_CodingPCM) {
3476                OMX_AUDIO_PARAM_PCMMODETYPE params;
3477                InitOMXParams(&params);
3478                params.nPortIndex = kPortIndexOutput;
3479
3480                err = mOMX->getParameter(
3481                        mNode, OMX_IndexParamAudioPcm, &params, sizeof(params));
3482                CHECK_EQ(err, OK);
3483
3484                CHECK_EQ(params.eNumData, OMX_NumericalDataSigned);
3485                CHECK_EQ(params.nBitPerSample, 16);
3486                CHECK_EQ(params.ePCMMode, OMX_AUDIO_PCMModeLinear);
3487
3488                int32_t numChannels, sampleRate;
3489                inputFormat->findInt32(kKeyChannelCount, &numChannels);
3490                inputFormat->findInt32(kKeySampleRate, &sampleRate);
3491
3492                if ((OMX_U32)numChannels != params.nChannels) {
3493                    LOGW("Codec outputs a different number of channels than "
3494                         "the input stream contains (contains %d channels, "
3495                         "codec outputs %ld channels).",
3496                         numChannels, params.nChannels);
3497                }
3498
3499                mOutputFormat->setCString(
3500                        kKeyMIMEType, MEDIA_MIMETYPE_AUDIO_RAW);
3501
3502                // Use the codec-advertised number of channels, as some
3503                // codecs appear to output stereo even if the input data is
3504                // mono. If we know the codec lies about this information,
3505                // use the actual number of channels instead.
3506                mOutputFormat->setInt32(
3507                        kKeyChannelCount,
3508                        (mQuirks & kDecoderLiesAboutNumberOfChannels)
3509                            ? numChannels : params.nChannels);
3510
3511                // The codec-reported sampleRate is not reliable...
3512                mOutputFormat->setInt32(kKeySampleRate, sampleRate);
3513            } else if (audio_def->eEncoding == OMX_AUDIO_CodingAMR) {
3514                OMX_AUDIO_PARAM_AMRTYPE amr;
3515                InitOMXParams(&amr);
3516                amr.nPortIndex = kPortIndexOutput;
3517
3518                err = mOMX->getParameter(
3519                        mNode, OMX_IndexParamAudioAmr, &amr, sizeof(amr));
3520                CHECK_EQ(err, OK);
3521
3522                CHECK_EQ(amr.nChannels, 1);
3523                mOutputFormat->setInt32(kKeyChannelCount, 1);
3524
3525                if (amr.eAMRBandMode >= OMX_AUDIO_AMRBandModeNB0
3526                    && amr.eAMRBandMode <= OMX_AUDIO_AMRBandModeNB7) {
3527                    mOutputFormat->setCString(
3528                            kKeyMIMEType, MEDIA_MIMETYPE_AUDIO_AMR_NB);
3529                    mOutputFormat->setInt32(kKeySampleRate, 8000);
3530                } else if (amr.eAMRBandMode >= OMX_AUDIO_AMRBandModeWB0
3531                            && amr.eAMRBandMode <= OMX_AUDIO_AMRBandModeWB8) {
3532                    mOutputFormat->setCString(
3533                            kKeyMIMEType, MEDIA_MIMETYPE_AUDIO_AMR_WB);
3534                    mOutputFormat->setInt32(kKeySampleRate, 16000);
3535                } else {
3536                    CHECK(!"Unknown AMR band mode.");
3537                }
3538            } else if (audio_def->eEncoding == OMX_AUDIO_CodingAAC) {
3539                mOutputFormat->setCString(
3540                        kKeyMIMEType, MEDIA_MIMETYPE_AUDIO_AAC);
3541                int32_t numChannels, sampleRate, bitRate;
3542                inputFormat->findInt32(kKeyChannelCount, &numChannels);
3543                inputFormat->findInt32(kKeySampleRate, &sampleRate);
3544                inputFormat->findInt32(kKeyBitRate, &bitRate);
3545                mOutputFormat->setInt32(kKeyChannelCount, numChannels);
3546                mOutputFormat->setInt32(kKeySampleRate, sampleRate);
3547                mOutputFormat->setInt32(kKeyBitRate, bitRate);
3548            } else {
3549                CHECK(!"Should not be here. Unknown audio encoding.");
3550            }
3551            break;
3552        }
3553
3554        case OMX_PortDomainVideo:
3555        {
3556            OMX_VIDEO_PORTDEFINITIONTYPE *video_def = &def.format.video;
3557
3558            if (video_def->eCompressionFormat == OMX_VIDEO_CodingUnused) {
3559                mOutputFormat->setCString(
3560                        kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_RAW);
3561            } else if (video_def->eCompressionFormat == OMX_VIDEO_CodingMPEG4) {
3562                mOutputFormat->setCString(
3563                        kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_MPEG4);
3564            } else if (video_def->eCompressionFormat == OMX_VIDEO_CodingH263) {
3565                mOutputFormat->setCString(
3566                        kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_H263);
3567            } else if (video_def->eCompressionFormat == OMX_VIDEO_CodingAVC) {
3568                mOutputFormat->setCString(
3569                        kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_AVC);
3570            } else {
3571                CHECK(!"Unknown compression format.");
3572            }
3573
3574            if (!strcmp(mComponentName, "OMX.PV.avcdec")) {
3575                // This component appears to be lying to me.
3576                mOutputFormat->setInt32(
3577                        kKeyWidth, (video_def->nFrameWidth + 15) & -16);
3578                mOutputFormat->setInt32(
3579                        kKeyHeight, (video_def->nFrameHeight + 15) & -16);
3580            } else {
3581                mOutputFormat->setInt32(kKeyWidth, video_def->nFrameWidth);
3582                mOutputFormat->setInt32(kKeyHeight, video_def->nFrameHeight);
3583            }
3584
3585            mOutputFormat->setInt32(kKeyColorFormat, video_def->eColorFormat);
3586            break;
3587        }
3588
3589        default:
3590        {
3591            CHECK(!"should not be here, neither audio nor video.");
3592            break;
3593        }
3594    }
3595}
3596
3597status_t OMXCodec::pause() {
3598    Mutex::Autolock autoLock(mLock);
3599
3600    mPaused = true;
3601
3602    return OK;
3603}
3604
3605////////////////////////////////////////////////////////////////////////////////
3606
3607status_t QueryCodecs(
3608        const sp<IOMX> &omx,
3609        const char *mime, bool queryDecoders,
3610        Vector<CodecCapabilities> *results) {
3611    results->clear();
3612
3613    for (int index = 0;; ++index) {
3614        const char *componentName;
3615
3616        if (!queryDecoders) {
3617            componentName = GetCodec(
3618                    kEncoderInfo, sizeof(kEncoderInfo) / sizeof(kEncoderInfo[0]),
3619                    mime, index);
3620        } else {
3621            componentName = GetCodec(
3622                    kDecoderInfo, sizeof(kDecoderInfo) / sizeof(kDecoderInfo[0]),
3623                    mime, index);
3624        }
3625
3626        if (!componentName) {
3627            return OK;
3628        }
3629
3630        if (strncmp(componentName, "OMX.", 4)) {
3631            // Not an OpenMax component but a software codec.
3632
3633            results->push();
3634            CodecCapabilities *caps = &results->editItemAt(results->size() - 1);
3635            caps->mComponentName = componentName;
3636
3637            continue;
3638        }
3639
3640        sp<OMXCodecObserver> observer = new OMXCodecObserver;
3641        IOMX::node_id node;
3642        status_t err = omx->allocateNode(componentName, observer, &node);
3643
3644        if (err != OK) {
3645            continue;
3646        }
3647
3648        OMXCodec::setComponentRole(omx, node, !queryDecoders, mime);
3649
3650        results->push();
3651        CodecCapabilities *caps = &results->editItemAt(results->size() - 1);
3652        caps->mComponentName = componentName;
3653
3654        OMX_VIDEO_PARAM_PROFILELEVELTYPE param;
3655        InitOMXParams(&param);
3656
3657        param.nPortIndex = queryDecoders ? 0 : 1;
3658
3659        for (param.nProfileIndex = 0;; ++param.nProfileIndex) {
3660            err = omx->getParameter(
3661                    node, OMX_IndexParamVideoProfileLevelQuerySupported,
3662                    &param, sizeof(param));
3663
3664            if (err != OK) {
3665                break;
3666            }
3667
3668            CodecProfileLevel profileLevel;
3669            profileLevel.mProfile = param.eProfile;
3670            profileLevel.mLevel = param.eLevel;
3671
3672            caps->mProfileLevels.push(profileLevel);
3673        }
3674
3675        CHECK_EQ(omx->freeNode(node), OK);
3676    }
3677}
3678
3679}  // namespace android
3680