OMXCodec.cpp revision 0e4d896cb9ab813131c45b3b1fcd4cc66d341468 
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, flags);
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, uint32_t flags) {
538    if (!(flags & kIgnoreCodecSpecificData)) {
539        uint32_t type;
540        const void *data;
541        size_t size;
542        if (meta->findData(kKeyESDS, &type, &data, &size)) {
543            ESDS esds((const char *)data, size);
544            CHECK_EQ(esds.InitCheck(), OK);
545
546            const void *codec_specific_data;
547            size_t codec_specific_data_size;
548            esds.getCodecSpecificInfo(
549                    &codec_specific_data, &codec_specific_data_size);
550
551            addCodecSpecificData(
552                    codec_specific_data, codec_specific_data_size);
553        } else if (meta->findData(kKeyAVCC, &type, &data, &size)) {
554            // Parse the AVCDecoderConfigurationRecord
555
556            const uint8_t *ptr = (const uint8_t *)data;
557
558            CHECK(size >= 7);
559            CHECK_EQ(ptr[0], 1);  // configurationVersion == 1
560            uint8_t profile = ptr[1];
561            uint8_t level = ptr[3];
562
563            // There is decodable content out there that fails the following
564            // assertion, let's be lenient for now...
565            // CHECK((ptr[4] >> 2) == 0x3f);  // reserved
566
567            size_t lengthSize = 1 + (ptr[4] & 3);
568
569            // commented out check below as H264_QVGA_500_NO_AUDIO.3gp
570            // violates it...
571            // CHECK((ptr[5] >> 5) == 7);  // reserved
572
573            size_t numSeqParameterSets = ptr[5] & 31;
574
575            ptr += 6;
576            size -= 6;
577
578            for (size_t i = 0; i < numSeqParameterSets; ++i) {
579                CHECK(size >= 2);
580                size_t length = U16_AT(ptr);
581
582                ptr += 2;
583                size -= 2;
584
585                CHECK(size >= length);
586
587                addCodecSpecificData(ptr, length);
588
589                ptr += length;
590                size -= length;
591            }
592
593            CHECK(size >= 1);
594            size_t numPictureParameterSets = *ptr;
595            ++ptr;
596            --size;
597
598            for (size_t i = 0; i < numPictureParameterSets; ++i) {
599                CHECK(size >= 2);
600                size_t length = U16_AT(ptr);
601
602                ptr += 2;
603                size -= 2;
604
605                CHECK(size >= length);
606
607                addCodecSpecificData(ptr, length);
608
609                ptr += length;
610                size -= length;
611            }
612
613            CODEC_LOGV(
614                    "AVC profile = %d (%s), level = %d",
615                    (int)profile, AVCProfileToString(profile), level);
616
617            if (!strcmp(mComponentName, "OMX.TI.Video.Decoder")
618                && (profile != kAVCProfileBaseline || level > 30)) {
619                // This stream exceeds the decoder's capabilities. The decoder
620                // does not handle this gracefully and would clobber the heap
621                // and wreak havoc instead...
622
623                LOGE("Profile and/or level exceed the decoder's capabilities.");
624                return ERROR_UNSUPPORTED;
625            }
626        }
627    }
628
629    int32_t bitRate = 0;
630    if (mIsEncoder) {
631        CHECK(meta->findInt32(kKeyBitRate, &bitRate));
632    }
633    if (!strcasecmp(MEDIA_MIMETYPE_AUDIO_AMR_NB, mMIME)) {
634        setAMRFormat(false /* isWAMR */, bitRate);
635    }
636    if (!strcasecmp(MEDIA_MIMETYPE_AUDIO_AMR_WB, mMIME)) {
637        setAMRFormat(true /* isWAMR */, bitRate);
638    }
639    if (!strcasecmp(MEDIA_MIMETYPE_AUDIO_AAC, mMIME)) {
640        int32_t numChannels, sampleRate;
641        CHECK(meta->findInt32(kKeyChannelCount, &numChannels));
642        CHECK(meta->findInt32(kKeySampleRate, &sampleRate));
643
644        setAACFormat(numChannels, sampleRate, bitRate);
645    }
646
647    if (!strncasecmp(mMIME, "video/", 6)) {
648
649        if (mIsEncoder) {
650            setVideoInputFormat(mMIME, meta);
651        } else {
652            int32_t width, height;
653            bool success = meta->findInt32(kKeyWidth, &width);
654            success = success && meta->findInt32(kKeyHeight, &height);
655            CHECK(success);
656            status_t err = setVideoOutputFormat(
657                    mMIME, width, height);
658
659            if (err != OK) {
660                return err;
661            }
662        }
663    }
664
665    if (!strcasecmp(mMIME, MEDIA_MIMETYPE_IMAGE_JPEG)
666        && !strcmp(mComponentName, "OMX.TI.JPEG.decode")) {
667        OMX_COLOR_FORMATTYPE format =
668            OMX_COLOR_Format32bitARGB8888;
669            // OMX_COLOR_FormatYUV420PackedPlanar;
670            // OMX_COLOR_FormatCbYCrY;
671            // OMX_COLOR_FormatYUV411Planar;
672
673        int32_t width, height;
674        bool success = meta->findInt32(kKeyWidth, &width);
675        success = success && meta->findInt32(kKeyHeight, &height);
676
677        int32_t compressedSize;
678        success = success && meta->findInt32(
679                kKeyMaxInputSize, &compressedSize);
680
681        CHECK(success);
682        CHECK(compressedSize > 0);
683
684        setImageOutputFormat(format, width, height);
685        setJPEGInputFormat(width, height, (OMX_U32)compressedSize);
686    }
687
688    int32_t maxInputSize;
689    if (meta->findInt32(kKeyMaxInputSize, &maxInputSize)) {
690        setMinBufferSize(kPortIndexInput, (OMX_U32)maxInputSize);
691    }
692
693    if (!strcmp(mComponentName, "OMX.TI.AMR.encode")
694        || !strcmp(mComponentName, "OMX.TI.WBAMR.encode")
695        || !strcmp(mComponentName, "OMX.TI.AAC.encode")) {
696        setMinBufferSize(kPortIndexOutput, 8192);  // XXX
697    }
698
699    initOutputFormat(meta);
700
701    return OK;
702}
703
704void OMXCodec::setMinBufferSize(OMX_U32 portIndex, OMX_U32 size) {
705    OMX_PARAM_PORTDEFINITIONTYPE def;
706    InitOMXParams(&def);
707    def.nPortIndex = portIndex;
708
709    status_t err = mOMX->getParameter(
710            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
711    CHECK_EQ(err, OK);
712
713    if ((portIndex == kPortIndexInput && (mQuirks & kInputBufferSizesAreBogus))
714        || (def.nBufferSize < size)) {
715        def.nBufferSize = size;
716    }
717
718    err = mOMX->setParameter(
719            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
720    CHECK_EQ(err, OK);
721
722    err = mOMX->getParameter(
723            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
724    CHECK_EQ(err, OK);
725
726    // Make sure the setting actually stuck.
727    if (portIndex == kPortIndexInput
728            && (mQuirks & kInputBufferSizesAreBogus)) {
729        CHECK_EQ(def.nBufferSize, size);
730    } else {
731        CHECK(def.nBufferSize >= size);
732    }
733}
734
735status_t OMXCodec::setVideoPortFormatType(
736        OMX_U32 portIndex,
737        OMX_VIDEO_CODINGTYPE compressionFormat,
738        OMX_COLOR_FORMATTYPE colorFormat) {
739    OMX_VIDEO_PARAM_PORTFORMATTYPE format;
740    InitOMXParams(&format);
741    format.nPortIndex = portIndex;
742    format.nIndex = 0;
743    bool found = false;
744
745    OMX_U32 index = 0;
746    for (;;) {
747        format.nIndex = index;
748        status_t err = mOMX->getParameter(
749                mNode, OMX_IndexParamVideoPortFormat,
750                &format, sizeof(format));
751
752        if (err != OK) {
753            return err;
754        }
755
756        // The following assertion is violated by TI's video decoder.
757        // CHECK_EQ(format.nIndex, index);
758
759#if 1
760        CODEC_LOGV("portIndex: %ld, index: %ld, eCompressionFormat=%d eColorFormat=%d",
761             portIndex,
762             index, format.eCompressionFormat, format.eColorFormat);
763#endif
764
765        if (!strcmp("OMX.TI.Video.encoder", mComponentName)) {
766            if (portIndex == kPortIndexInput
767                    && colorFormat == format.eColorFormat) {
768                // eCompressionFormat does not seem right.
769                found = true;
770                break;
771            }
772            if (portIndex == kPortIndexOutput
773                    && compressionFormat == format.eCompressionFormat) {
774                // eColorFormat does not seem right.
775                found = true;
776                break;
777            }
778        }
779
780        if (format.eCompressionFormat == compressionFormat
781            && format.eColorFormat == colorFormat) {
782            found = true;
783            break;
784        }
785
786        ++index;
787    }
788
789    if (!found) {
790        return UNKNOWN_ERROR;
791    }
792
793    CODEC_LOGV("found a match.");
794    status_t err = mOMX->setParameter(
795            mNode, OMX_IndexParamVideoPortFormat,
796            &format, sizeof(format));
797
798    return err;
799}
800
801static size_t getFrameSize(
802        OMX_COLOR_FORMATTYPE colorFormat, int32_t width, int32_t height) {
803    switch (colorFormat) {
804        case OMX_COLOR_FormatYCbYCr:
805        case OMX_COLOR_FormatCbYCrY:
806            return width * height * 2;
807
808        case OMX_COLOR_FormatYUV420Planar:
809        case OMX_COLOR_FormatYUV420SemiPlanar:
810            return (width * height * 3) / 2;
811
812        default:
813            CHECK(!"Should not be here. Unsupported color format.");
814            break;
815    }
816}
817
818status_t OMXCodec::findTargetColorFormat(
819        const sp<MetaData>& meta, OMX_COLOR_FORMATTYPE *colorFormat) {
820    LOGV("findTargetColorFormat");
821    CHECK(mIsEncoder);
822
823    *colorFormat = OMX_COLOR_FormatYUV420SemiPlanar;
824    int32_t targetColorFormat;
825    if (meta->findInt32(kKeyColorFormat, &targetColorFormat)) {
826        *colorFormat = (OMX_COLOR_FORMATTYPE) targetColorFormat;
827    } else {
828        if (!strcasecmp("OMX.TI.Video.encoder", mComponentName)) {
829            *colorFormat = OMX_COLOR_FormatYCbYCr;
830        }
831    }
832
833    // Check whether the target color format is supported.
834    return isColorFormatSupported(*colorFormat, kPortIndexInput);
835}
836
837status_t OMXCodec::isColorFormatSupported(
838        OMX_COLOR_FORMATTYPE colorFormat, int portIndex) {
839    LOGV("isColorFormatSupported: %d", static_cast<int>(colorFormat));
840
841    // Enumerate all the color formats supported by
842    // the omx component to see whether the given
843    // color format is supported.
844    OMX_VIDEO_PARAM_PORTFORMATTYPE portFormat;
845    InitOMXParams(&portFormat);
846    portFormat.nPortIndex = portIndex;
847    OMX_U32 index = 0;
848    portFormat.nIndex = index;
849    while (true) {
850        if (OMX_ErrorNone != mOMX->getParameter(
851                mNode, OMX_IndexParamVideoPortFormat,
852                &portFormat, sizeof(portFormat))) {
853            break;
854        }
855        // Make sure that omx component does not overwrite
856        // the incremented index (bug 2897413).
857        CHECK_EQ(index, portFormat.nIndex);
858        if ((portFormat.eColorFormat == colorFormat)) {
859            LOGV("Found supported color format: %d", portFormat.eColorFormat);
860            return OK;  // colorFormat is supported!
861        }
862        ++index;
863        portFormat.nIndex = index;
864
865        // OMX Spec defines less than 50 color formats
866        // 1000 is more than enough for us to tell whether the omx
867        // component in question is buggy or not.
868        if (index >= 1000) {
869            LOGE("More than %ld color formats are supported???", index);
870            break;
871        }
872    }
873
874    LOGE("color format %d is not supported", colorFormat);
875    return UNKNOWN_ERROR;
876}
877
878void OMXCodec::setVideoInputFormat(
879        const char *mime, const sp<MetaData>& meta) {
880
881    int32_t width, height, frameRate, bitRate, stride, sliceHeight;
882    bool success = meta->findInt32(kKeyWidth, &width);
883    success = success && meta->findInt32(kKeyHeight, &height);
884    success = success && meta->findInt32(kKeySampleRate, &frameRate);
885    success = success && meta->findInt32(kKeyBitRate, &bitRate);
886    success = success && meta->findInt32(kKeyStride, &stride);
887    success = success && meta->findInt32(kKeySliceHeight, &sliceHeight);
888    CHECK(success);
889    CHECK(stride != 0);
890
891    OMX_VIDEO_CODINGTYPE compressionFormat = OMX_VIDEO_CodingUnused;
892    if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_AVC, mime)) {
893        compressionFormat = OMX_VIDEO_CodingAVC;
894    } else if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_MPEG4, mime)) {
895        compressionFormat = OMX_VIDEO_CodingMPEG4;
896    } else if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_H263, mime)) {
897        compressionFormat = OMX_VIDEO_CodingH263;
898    } else {
899        LOGE("Not a supported video mime type: %s", mime);
900        CHECK(!"Should not be here. Not a supported video mime type.");
901    }
902
903    OMX_COLOR_FORMATTYPE colorFormat;
904    CHECK_EQ(OK, findTargetColorFormat(meta, &colorFormat));
905
906    if (!strcasecmp("OMX.Nvidia.h264.encoder", mComponentName)) {
907        colorFormat = OMX_COLOR_FormatYUV420Planar;
908    }
909
910    status_t err;
911    OMX_PARAM_PORTDEFINITIONTYPE def;
912    OMX_VIDEO_PORTDEFINITIONTYPE *video_def = &def.format.video;
913
914    //////////////////////// Input port /////////////////////////
915    CHECK_EQ(setVideoPortFormatType(
916            kPortIndexInput, OMX_VIDEO_CodingUnused,
917            colorFormat), OK);
918
919    InitOMXParams(&def);
920    def.nPortIndex = kPortIndexInput;
921
922    err = mOMX->getParameter(
923            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
924    CHECK_EQ(err, OK);
925
926    def.nBufferSize = getFrameSize(colorFormat,
927            stride > 0? stride: -stride, sliceHeight);
928
929    CHECK_EQ(def.eDomain, OMX_PortDomainVideo);
930
931    video_def->nFrameWidth = width;
932    video_def->nFrameHeight = height;
933    video_def->nStride = stride;
934    video_def->nSliceHeight = sliceHeight;
935    video_def->xFramerate = (frameRate << 16);  // Q16 format
936    video_def->eCompressionFormat = OMX_VIDEO_CodingUnused;
937    video_def->eColorFormat = colorFormat;
938
939    err = mOMX->setParameter(
940            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
941    CHECK_EQ(err, OK);
942
943    //////////////////////// Output port /////////////////////////
944    CHECK_EQ(setVideoPortFormatType(
945            kPortIndexOutput, compressionFormat, OMX_COLOR_FormatUnused),
946            OK);
947    InitOMXParams(&def);
948    def.nPortIndex = kPortIndexOutput;
949
950    err = mOMX->getParameter(
951            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
952
953    CHECK_EQ(err, OK);
954    CHECK_EQ(def.eDomain, OMX_PortDomainVideo);
955
956    video_def->nFrameWidth = width;
957    video_def->nFrameHeight = height;
958    video_def->xFramerate = 0;      // No need for output port
959    video_def->nBitrate = bitRate;  // Q16 format
960    video_def->eCompressionFormat = compressionFormat;
961    video_def->eColorFormat = OMX_COLOR_FormatUnused;
962    if (mQuirks & kRequiresLargerEncoderOutputBuffer) {
963        // Increases the output buffer size
964        def.nBufferSize = ((def.nBufferSize * 3) >> 1);
965    }
966
967    err = mOMX->setParameter(
968            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
969    CHECK_EQ(err, OK);
970
971    /////////////////// Codec-specific ////////////////////////
972    switch (compressionFormat) {
973        case OMX_VIDEO_CodingMPEG4:
974        {
975            CHECK_EQ(setupMPEG4EncoderParameters(meta), OK);
976            break;
977        }
978
979        case OMX_VIDEO_CodingH263:
980            CHECK_EQ(setupH263EncoderParameters(meta), OK);
981            break;
982
983        case OMX_VIDEO_CodingAVC:
984        {
985            CHECK_EQ(setupAVCEncoderParameters(meta), OK);
986            break;
987        }
988
989        default:
990            CHECK(!"Support for this compressionFormat to be implemented.");
991            break;
992    }
993}
994
995static OMX_U32 setPFramesSpacing(int32_t iFramesInterval, int32_t frameRate) {
996    if (iFramesInterval < 0) {
997        return 0xFFFFFFFF;
998    } else if (iFramesInterval == 0) {
999        return 0;
1000    }
1001    OMX_U32 ret = frameRate * iFramesInterval;
1002    CHECK(ret > 1);
1003    return ret;
1004}
1005
1006status_t OMXCodec::setupErrorCorrectionParameters() {
1007    OMX_VIDEO_PARAM_ERRORCORRECTIONTYPE errorCorrectionType;
1008    InitOMXParams(&errorCorrectionType);
1009    errorCorrectionType.nPortIndex = kPortIndexOutput;
1010
1011    status_t err = mOMX->getParameter(
1012            mNode, OMX_IndexParamVideoErrorCorrection,
1013            &errorCorrectionType, sizeof(errorCorrectionType));
1014    if (err != OK) {
1015        LOGW("Error correction param query is not supported");
1016        return OK;  // Optional feature. Ignore this failure
1017    }
1018
1019    errorCorrectionType.bEnableHEC = OMX_FALSE;
1020    errorCorrectionType.bEnableResync = OMX_TRUE;
1021    errorCorrectionType.nResynchMarkerSpacing = 256;
1022    errorCorrectionType.bEnableDataPartitioning = OMX_FALSE;
1023    errorCorrectionType.bEnableRVLC = OMX_FALSE;
1024
1025    err = mOMX->setParameter(
1026            mNode, OMX_IndexParamVideoErrorCorrection,
1027            &errorCorrectionType, sizeof(errorCorrectionType));
1028    if (err != OK) {
1029        LOGW("Error correction param configuration is not supported");
1030    }
1031
1032    // Optional feature. Ignore the failure.
1033    return OK;
1034}
1035
1036status_t OMXCodec::setupBitRate(int32_t bitRate) {
1037    OMX_VIDEO_PARAM_BITRATETYPE bitrateType;
1038    InitOMXParams(&bitrateType);
1039    bitrateType.nPortIndex = kPortIndexOutput;
1040
1041    status_t err = mOMX->getParameter(
1042            mNode, OMX_IndexParamVideoBitrate,
1043            &bitrateType, sizeof(bitrateType));
1044    CHECK_EQ(err, OK);
1045
1046    bitrateType.eControlRate = OMX_Video_ControlRateVariable;
1047    bitrateType.nTargetBitrate = bitRate;
1048
1049    err = mOMX->setParameter(
1050            mNode, OMX_IndexParamVideoBitrate,
1051            &bitrateType, sizeof(bitrateType));
1052    CHECK_EQ(err, OK);
1053    return OK;
1054}
1055
1056status_t OMXCodec::getVideoProfileLevel(
1057        const sp<MetaData>& meta,
1058        const CodecProfileLevel& defaultProfileLevel,
1059        CodecProfileLevel &profileLevel) {
1060    CODEC_LOGV("Default profile: %ld, level %ld",
1061            defaultProfileLevel.mProfile, defaultProfileLevel.mLevel);
1062
1063    // Are the default profile and level overwriten?
1064    int32_t profile, level;
1065    if (!meta->findInt32(kKeyVideoProfile, &profile)) {
1066        profile = defaultProfileLevel.mProfile;
1067    }
1068    if (!meta->findInt32(kKeyVideoLevel, &level)) {
1069        level = defaultProfileLevel.mLevel;
1070    }
1071    CODEC_LOGV("Target profile: %d, level: %d", profile, level);
1072
1073    // Are the target profile and level supported by the encoder?
1074    OMX_VIDEO_PARAM_PROFILELEVELTYPE param;
1075    InitOMXParams(&param);
1076    param.nPortIndex = kPortIndexOutput;
1077    for (param.nProfileIndex = 0;; ++param.nProfileIndex) {
1078        status_t err = mOMX->getParameter(
1079                mNode, OMX_IndexParamVideoProfileLevelQuerySupported,
1080                &param, sizeof(param));
1081
1082        if (err != OK) break;
1083
1084        int32_t supportedProfile = static_cast<int32_t>(param.eProfile);
1085        int32_t supportedLevel = static_cast<int32_t>(param.eLevel);
1086        CODEC_LOGV("Supported profile: %d, level %d",
1087            supportedProfile, supportedLevel);
1088
1089        if (profile == supportedProfile &&
1090            level <= supportedLevel) {
1091            // We can further check whether the level is a valid
1092            // value; but we will leave that to the omx encoder component
1093            // via OMX_SetParameter call.
1094            profileLevel.mProfile = profile;
1095            profileLevel.mLevel = level;
1096            return OK;
1097        }
1098    }
1099
1100    CODEC_LOGE("Target profile (%d) and level (%d) is not supported",
1101            profile, level);
1102    return BAD_VALUE;
1103}
1104
1105status_t OMXCodec::setupH263EncoderParameters(const sp<MetaData>& meta) {
1106    int32_t iFramesInterval, frameRate, bitRate;
1107    bool success = meta->findInt32(kKeyBitRate, &bitRate);
1108    success = success && meta->findInt32(kKeySampleRate, &frameRate);
1109    success = success && meta->findInt32(kKeyIFramesInterval, &iFramesInterval);
1110    CHECK(success);
1111    OMX_VIDEO_PARAM_H263TYPE h263type;
1112    InitOMXParams(&h263type);
1113    h263type.nPortIndex = kPortIndexOutput;
1114
1115    status_t err = mOMX->getParameter(
1116            mNode, OMX_IndexParamVideoH263, &h263type, sizeof(h263type));
1117    CHECK_EQ(err, OK);
1118
1119    h263type.nAllowedPictureTypes =
1120        OMX_VIDEO_PictureTypeI | OMX_VIDEO_PictureTypeP;
1121
1122    h263type.nPFrames = setPFramesSpacing(iFramesInterval, frameRate);
1123    if (h263type.nPFrames == 0) {
1124        h263type.nAllowedPictureTypes = OMX_VIDEO_PictureTypeI;
1125    }
1126    h263type.nBFrames = 0;
1127
1128    // Check profile and level parameters
1129    CodecProfileLevel defaultProfileLevel, profileLevel;
1130    defaultProfileLevel.mProfile = h263type.eProfile;
1131    defaultProfileLevel.mLevel = h263type.eLevel;
1132    err = getVideoProfileLevel(meta, defaultProfileLevel, profileLevel);
1133    if (err != OK) return err;
1134    h263type.eProfile = static_cast<OMX_VIDEO_H263PROFILETYPE>(profileLevel.mProfile);
1135    h263type.eLevel = static_cast<OMX_VIDEO_H263LEVELTYPE>(profileLevel.mLevel);
1136
1137    h263type.bPLUSPTYPEAllowed = OMX_FALSE;
1138    h263type.bForceRoundingTypeToZero = OMX_FALSE;
1139    h263type.nPictureHeaderRepetition = 0;
1140    h263type.nGOBHeaderInterval = 0;
1141
1142    err = mOMX->setParameter(
1143            mNode, OMX_IndexParamVideoH263, &h263type, sizeof(h263type));
1144    CHECK_EQ(err, OK);
1145
1146    CHECK_EQ(setupBitRate(bitRate), OK);
1147    CHECK_EQ(setupErrorCorrectionParameters(), OK);
1148
1149    return OK;
1150}
1151
1152status_t OMXCodec::setupMPEG4EncoderParameters(const sp<MetaData>& meta) {
1153    int32_t iFramesInterval, frameRate, bitRate;
1154    bool success = meta->findInt32(kKeyBitRate, &bitRate);
1155    success = success && meta->findInt32(kKeySampleRate, &frameRate);
1156    success = success && meta->findInt32(kKeyIFramesInterval, &iFramesInterval);
1157    CHECK(success);
1158    OMX_VIDEO_PARAM_MPEG4TYPE mpeg4type;
1159    InitOMXParams(&mpeg4type);
1160    mpeg4type.nPortIndex = kPortIndexOutput;
1161
1162    status_t err = mOMX->getParameter(
1163            mNode, OMX_IndexParamVideoMpeg4, &mpeg4type, sizeof(mpeg4type));
1164    CHECK_EQ(err, OK);
1165
1166    mpeg4type.nSliceHeaderSpacing = 0;
1167    mpeg4type.bSVH = OMX_FALSE;
1168    mpeg4type.bGov = OMX_FALSE;
1169
1170    mpeg4type.nAllowedPictureTypes =
1171        OMX_VIDEO_PictureTypeI | OMX_VIDEO_PictureTypeP;
1172
1173    mpeg4type.nPFrames = setPFramesSpacing(iFramesInterval, frameRate);
1174    if (mpeg4type.nPFrames == 0) {
1175        mpeg4type.nAllowedPictureTypes = OMX_VIDEO_PictureTypeI;
1176    }
1177    mpeg4type.nBFrames = 0;
1178    mpeg4type.nIDCVLCThreshold = 0;
1179    mpeg4type.bACPred = OMX_TRUE;
1180    mpeg4type.nMaxPacketSize = 256;
1181    mpeg4type.nTimeIncRes = 1000;
1182    mpeg4type.nHeaderExtension = 0;
1183    mpeg4type.bReversibleVLC = OMX_FALSE;
1184
1185    // Check profile and level parameters
1186    CodecProfileLevel defaultProfileLevel, profileLevel;
1187    defaultProfileLevel.mProfile = mpeg4type.eProfile;
1188    defaultProfileLevel.mLevel = mpeg4type.eLevel;
1189    err = getVideoProfileLevel(meta, defaultProfileLevel, profileLevel);
1190    if (err != OK) return err;
1191    mpeg4type.eProfile = static_cast<OMX_VIDEO_MPEG4PROFILETYPE>(profileLevel.mProfile);
1192    mpeg4type.eLevel = static_cast<OMX_VIDEO_MPEG4LEVELTYPE>(profileLevel.mLevel);
1193
1194    err = mOMX->setParameter(
1195            mNode, OMX_IndexParamVideoMpeg4, &mpeg4type, sizeof(mpeg4type));
1196    CHECK_EQ(err, OK);
1197
1198    CHECK_EQ(setupBitRate(bitRate), OK);
1199    CHECK_EQ(setupErrorCorrectionParameters(), OK);
1200
1201    return OK;
1202}
1203
1204status_t OMXCodec::setupAVCEncoderParameters(const sp<MetaData>& meta) {
1205    int32_t iFramesInterval, frameRate, bitRate;
1206    bool success = meta->findInt32(kKeyBitRate, &bitRate);
1207    success = success && meta->findInt32(kKeySampleRate, &frameRate);
1208    success = success && meta->findInt32(kKeyIFramesInterval, &iFramesInterval);
1209    CHECK(success);
1210
1211    OMX_VIDEO_PARAM_AVCTYPE h264type;
1212    InitOMXParams(&h264type);
1213    h264type.nPortIndex = kPortIndexOutput;
1214
1215    status_t err = mOMX->getParameter(
1216            mNode, OMX_IndexParamVideoAvc, &h264type, sizeof(h264type));
1217    CHECK_EQ(err, OK);
1218
1219    h264type.nAllowedPictureTypes =
1220        OMX_VIDEO_PictureTypeI | OMX_VIDEO_PictureTypeP;
1221
1222    h264type.nSliceHeaderSpacing = 0;
1223    h264type.nBFrames = 0;   // No B frames support yet
1224    h264type.nPFrames = setPFramesSpacing(iFramesInterval, frameRate);
1225    if (h264type.nPFrames == 0) {
1226        h264type.nAllowedPictureTypes = OMX_VIDEO_PictureTypeI;
1227    }
1228
1229    // Check profile and level parameters
1230    CodecProfileLevel defaultProfileLevel, profileLevel;
1231    defaultProfileLevel.mProfile = h264type.eProfile;
1232    defaultProfileLevel.mLevel = h264type.eLevel;
1233    err = getVideoProfileLevel(meta, defaultProfileLevel, profileLevel);
1234    if (err != OK) return err;
1235    h264type.eProfile = static_cast<OMX_VIDEO_AVCPROFILETYPE>(profileLevel.mProfile);
1236    h264type.eLevel = static_cast<OMX_VIDEO_AVCLEVELTYPE>(profileLevel.mLevel);
1237
1238    if (h264type.eProfile == OMX_VIDEO_AVCProfileBaseline) {
1239        h264type.bUseHadamard = OMX_TRUE;
1240        h264type.nRefFrames = 1;
1241        h264type.nRefIdx10ActiveMinus1 = 0;
1242        h264type.nRefIdx11ActiveMinus1 = 0;
1243        h264type.bEntropyCodingCABAC = OMX_FALSE;
1244        h264type.bWeightedPPrediction = OMX_FALSE;
1245        h264type.bconstIpred = OMX_FALSE;
1246        h264type.bDirect8x8Inference = OMX_FALSE;
1247        h264type.bDirectSpatialTemporal = OMX_FALSE;
1248        h264type.nCabacInitIdc = 0;
1249    }
1250
1251    if (h264type.nBFrames != 0) {
1252        h264type.nAllowedPictureTypes |= OMX_VIDEO_PictureTypeB;
1253    }
1254
1255    h264type.bEnableUEP = OMX_FALSE;
1256    h264type.bEnableFMO = OMX_FALSE;
1257    h264type.bEnableASO = OMX_FALSE;
1258    h264type.bEnableRS = OMX_FALSE;
1259    h264type.bFrameMBsOnly = OMX_TRUE;
1260    h264type.bMBAFF = OMX_FALSE;
1261    h264type.eLoopFilterMode = OMX_VIDEO_AVCLoopFilterEnable;
1262
1263    if (!strcasecmp("OMX.Nvidia.h264.encoder", mComponentName)) {
1264        h264type.eLevel = OMX_VIDEO_AVCLevelMax;
1265    }
1266
1267    err = mOMX->setParameter(
1268            mNode, OMX_IndexParamVideoAvc, &h264type, sizeof(h264type));
1269    CHECK_EQ(err, OK);
1270
1271    CHECK_EQ(setupBitRate(bitRate), OK);
1272
1273    return OK;
1274}
1275
1276status_t OMXCodec::setVideoOutputFormat(
1277        const char *mime, OMX_U32 width, OMX_U32 height) {
1278    CODEC_LOGV("setVideoOutputFormat width=%ld, height=%ld", width, height);
1279
1280    OMX_VIDEO_CODINGTYPE compressionFormat = OMX_VIDEO_CodingUnused;
1281    if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_AVC, mime)) {
1282        compressionFormat = OMX_VIDEO_CodingAVC;
1283    } else if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_MPEG4, mime)) {
1284        compressionFormat = OMX_VIDEO_CodingMPEG4;
1285    } else if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_H263, mime)) {
1286        compressionFormat = OMX_VIDEO_CodingH263;
1287    } else {
1288        LOGE("Not a supported video mime type: %s", mime);
1289        CHECK(!"Should not be here. Not a supported video mime type.");
1290    }
1291
1292    status_t err = setVideoPortFormatType(
1293            kPortIndexInput, compressionFormat, OMX_COLOR_FormatUnused);
1294
1295    if (err != OK) {
1296        return err;
1297    }
1298
1299#if 1
1300    {
1301        OMX_VIDEO_PARAM_PORTFORMATTYPE format;
1302        InitOMXParams(&format);
1303        format.nPortIndex = kPortIndexOutput;
1304        format.nIndex = 0;
1305
1306        status_t err = mOMX->getParameter(
1307                mNode, OMX_IndexParamVideoPortFormat,
1308                &format, sizeof(format));
1309        CHECK_EQ(err, OK);
1310        CHECK_EQ(format.eCompressionFormat, OMX_VIDEO_CodingUnused);
1311
1312        static const int OMX_QCOM_COLOR_FormatYVU420SemiPlanar = 0x7FA30C00;
1313
1314        CHECK(format.eColorFormat == OMX_COLOR_FormatYUV420Planar
1315               || format.eColorFormat == OMX_COLOR_FormatYUV420SemiPlanar
1316               || format.eColorFormat == OMX_COLOR_FormatCbYCrY
1317               || format.eColorFormat == OMX_QCOM_COLOR_FormatYVU420SemiPlanar);
1318
1319        err = mOMX->setParameter(
1320                mNode, OMX_IndexParamVideoPortFormat,
1321                &format, sizeof(format));
1322
1323        if (err != OK) {
1324            return err;
1325        }
1326    }
1327#endif
1328
1329    OMX_PARAM_PORTDEFINITIONTYPE def;
1330    InitOMXParams(&def);
1331    def.nPortIndex = kPortIndexInput;
1332
1333    OMX_VIDEO_PORTDEFINITIONTYPE *video_def = &def.format.video;
1334
1335    err = mOMX->getParameter(
1336            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1337
1338    CHECK_EQ(err, OK);
1339
1340#if 1
1341    // XXX Need a (much) better heuristic to compute input buffer sizes.
1342    const size_t X = 64 * 1024;
1343    if (def.nBufferSize < X) {
1344        def.nBufferSize = X;
1345    }
1346#endif
1347
1348    CHECK_EQ(def.eDomain, OMX_PortDomainVideo);
1349
1350    video_def->nFrameWidth = width;
1351    video_def->nFrameHeight = height;
1352
1353    video_def->eCompressionFormat = compressionFormat;
1354    video_def->eColorFormat = OMX_COLOR_FormatUnused;
1355
1356    err = mOMX->setParameter(
1357            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1358
1359    if (err != OK) {
1360        return err;
1361    }
1362
1363    ////////////////////////////////////////////////////////////////////////////
1364
1365    InitOMXParams(&def);
1366    def.nPortIndex = kPortIndexOutput;
1367
1368    err = mOMX->getParameter(
1369            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1370    CHECK_EQ(err, OK);
1371    CHECK_EQ(def.eDomain, OMX_PortDomainVideo);
1372
1373#if 0
1374    def.nBufferSize =
1375        (((width + 15) & -16) * ((height + 15) & -16) * 3) / 2;  // YUV420
1376#endif
1377
1378    video_def->nFrameWidth = width;
1379    video_def->nFrameHeight = height;
1380
1381    err = mOMX->setParameter(
1382            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1383
1384    return err;
1385}
1386
1387OMXCodec::OMXCodec(
1388        const sp<IOMX> &omx, IOMX::node_id node, uint32_t quirks,
1389        bool isEncoder,
1390        const char *mime,
1391        const char *componentName,
1392        const sp<MediaSource> &source)
1393    : mOMX(omx),
1394      mOMXLivesLocally(omx->livesLocally(getpid())),
1395      mNode(node),
1396      mQuirks(quirks),
1397      mIsEncoder(isEncoder),
1398      mMIME(strdup(mime)),
1399      mComponentName(strdup(componentName)),
1400      mSource(source),
1401      mCodecSpecificDataIndex(0),
1402      mState(LOADED),
1403      mInitialBufferSubmit(true),
1404      mSignalledEOS(false),
1405      mNoMoreOutputData(false),
1406      mOutputPortSettingsHaveChanged(false),
1407      mSeekTimeUs(-1),
1408      mSeekMode(ReadOptions::SEEK_CLOSEST_SYNC),
1409      mTargetTimeUs(-1),
1410      mSkipTimeUs(-1),
1411      mLeftOverBuffer(NULL),
1412      mPaused(false) {
1413    mPortStatus[kPortIndexInput] = ENABLED;
1414    mPortStatus[kPortIndexOutput] = ENABLED;
1415
1416    setComponentRole();
1417}
1418
1419// static
1420void OMXCodec::setComponentRole(
1421        const sp<IOMX> &omx, IOMX::node_id node, bool isEncoder,
1422        const char *mime) {
1423    struct MimeToRole {
1424        const char *mime;
1425        const char *decoderRole;
1426        const char *encoderRole;
1427    };
1428
1429    static const MimeToRole kMimeToRole[] = {
1430        { MEDIA_MIMETYPE_AUDIO_MPEG,
1431            "audio_decoder.mp3", "audio_encoder.mp3" },
1432        { MEDIA_MIMETYPE_AUDIO_AMR_NB,
1433            "audio_decoder.amrnb", "audio_encoder.amrnb" },
1434        { MEDIA_MIMETYPE_AUDIO_AMR_WB,
1435            "audio_decoder.amrwb", "audio_encoder.amrwb" },
1436        { MEDIA_MIMETYPE_AUDIO_AAC,
1437            "audio_decoder.aac", "audio_encoder.aac" },
1438        { MEDIA_MIMETYPE_VIDEO_AVC,
1439            "video_decoder.avc", "video_encoder.avc" },
1440        { MEDIA_MIMETYPE_VIDEO_MPEG4,
1441            "video_decoder.mpeg4", "video_encoder.mpeg4" },
1442        { MEDIA_MIMETYPE_VIDEO_H263,
1443            "video_decoder.h263", "video_encoder.h263" },
1444    };
1445
1446    static const size_t kNumMimeToRole =
1447        sizeof(kMimeToRole) / sizeof(kMimeToRole[0]);
1448
1449    size_t i;
1450    for (i = 0; i < kNumMimeToRole; ++i) {
1451        if (!strcasecmp(mime, kMimeToRole[i].mime)) {
1452            break;
1453        }
1454    }
1455
1456    if (i == kNumMimeToRole) {
1457        return;
1458    }
1459
1460    const char *role =
1461        isEncoder ? kMimeToRole[i].encoderRole
1462                  : kMimeToRole[i].decoderRole;
1463
1464    if (role != NULL) {
1465        OMX_PARAM_COMPONENTROLETYPE roleParams;
1466        InitOMXParams(&roleParams);
1467
1468        strncpy((char *)roleParams.cRole,
1469                role, OMX_MAX_STRINGNAME_SIZE - 1);
1470
1471        roleParams.cRole[OMX_MAX_STRINGNAME_SIZE - 1] = '\0';
1472
1473        status_t err = omx->setParameter(
1474                node, OMX_IndexParamStandardComponentRole,
1475                &roleParams, sizeof(roleParams));
1476
1477        if (err != OK) {
1478            LOGW("Failed to set standard component role '%s'.", role);
1479        }
1480    }
1481}
1482
1483void OMXCodec::setComponentRole() {
1484    setComponentRole(mOMX, mNode, mIsEncoder, mMIME);
1485}
1486
1487OMXCodec::~OMXCodec() {
1488    mSource.clear();
1489
1490    CHECK(mState == LOADED || mState == ERROR);
1491
1492    status_t err = mOMX->freeNode(mNode);
1493    CHECK_EQ(err, OK);
1494
1495    mNode = NULL;
1496    setState(DEAD);
1497
1498    clearCodecSpecificData();
1499
1500    free(mComponentName);
1501    mComponentName = NULL;
1502
1503    free(mMIME);
1504    mMIME = NULL;
1505}
1506
1507status_t OMXCodec::init() {
1508    // mLock is held.
1509
1510    CHECK_EQ(mState, LOADED);
1511
1512    status_t err;
1513    if (!(mQuirks & kRequiresLoadedToIdleAfterAllocation)) {
1514        err = mOMX->sendCommand(mNode, OMX_CommandStateSet, OMX_StateIdle);
1515        CHECK_EQ(err, OK);
1516        setState(LOADED_TO_IDLE);
1517    }
1518
1519    err = allocateBuffers();
1520    CHECK_EQ(err, OK);
1521
1522    if (mQuirks & kRequiresLoadedToIdleAfterAllocation) {
1523        err = mOMX->sendCommand(mNode, OMX_CommandStateSet, OMX_StateIdle);
1524        CHECK_EQ(err, OK);
1525
1526        setState(LOADED_TO_IDLE);
1527    }
1528
1529    while (mState != EXECUTING && mState != ERROR) {
1530        mAsyncCompletion.wait(mLock);
1531    }
1532
1533    return mState == ERROR ? UNKNOWN_ERROR : OK;
1534}
1535
1536// static
1537bool OMXCodec::isIntermediateState(State state) {
1538    return state == LOADED_TO_IDLE
1539        || state == IDLE_TO_EXECUTING
1540        || state == EXECUTING_TO_IDLE
1541        || state == IDLE_TO_LOADED
1542        || state == RECONFIGURING;
1543}
1544
1545status_t OMXCodec::allocateBuffers() {
1546    status_t err = allocateBuffersOnPort(kPortIndexInput);
1547
1548    if (err != OK) {
1549        return err;
1550    }
1551
1552    return allocateBuffersOnPort(kPortIndexOutput);
1553}
1554
1555status_t OMXCodec::allocateBuffersOnPort(OMX_U32 portIndex) {
1556    OMX_PARAM_PORTDEFINITIONTYPE def;
1557    InitOMXParams(&def);
1558    def.nPortIndex = portIndex;
1559
1560    status_t err = mOMX->getParameter(
1561            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1562
1563    if (err != OK) {
1564        return err;
1565    }
1566
1567    CODEC_LOGI("allocating %lu buffers of size %lu on %s port",
1568            def.nBufferCountActual, def.nBufferSize,
1569            portIndex == kPortIndexInput ? "input" : "output");
1570
1571    size_t totalSize = def.nBufferCountActual * def.nBufferSize;
1572    mDealer[portIndex] = new MemoryDealer(totalSize, "OMXCodec");
1573
1574    for (OMX_U32 i = 0; i < def.nBufferCountActual; ++i) {
1575        sp<IMemory> mem = mDealer[portIndex]->allocate(def.nBufferSize);
1576        CHECK(mem.get() != NULL);
1577
1578        BufferInfo info;
1579        info.mData = NULL;
1580        info.mSize = def.nBufferSize;
1581
1582        IOMX::buffer_id buffer;
1583        if (portIndex == kPortIndexInput
1584                && (mQuirks & kRequiresAllocateBufferOnInputPorts)) {
1585            if (mOMXLivesLocally) {
1586                mem.clear();
1587
1588                err = mOMX->allocateBuffer(
1589                        mNode, portIndex, def.nBufferSize, &buffer,
1590                        &info.mData);
1591            } else {
1592                err = mOMX->allocateBufferWithBackup(
1593                        mNode, portIndex, mem, &buffer);
1594            }
1595        } else if (portIndex == kPortIndexOutput
1596                && (mQuirks & kRequiresAllocateBufferOnOutputPorts)) {
1597            if (mOMXLivesLocally) {
1598                mem.clear();
1599
1600                err = mOMX->allocateBuffer(
1601                        mNode, portIndex, def.nBufferSize, &buffer,
1602                        &info.mData);
1603            } else {
1604                err = mOMX->allocateBufferWithBackup(
1605                        mNode, portIndex, mem, &buffer);
1606            }
1607        } else {
1608            err = mOMX->useBuffer(mNode, portIndex, mem, &buffer);
1609        }
1610
1611        if (err != OK) {
1612            LOGE("allocate_buffer_with_backup failed");
1613            return err;
1614        }
1615
1616        if (mem != NULL) {
1617            info.mData = mem->pointer();
1618        }
1619
1620        info.mBuffer = buffer;
1621        info.mOwnedByComponent = false;
1622        info.mMem = mem;
1623        info.mMediaBuffer = NULL;
1624
1625        if (portIndex == kPortIndexOutput) {
1626            if (!(mOMXLivesLocally
1627                        && (mQuirks & kRequiresAllocateBufferOnOutputPorts)
1628                        && (mQuirks & kDefersOutputBufferAllocation))) {
1629                // If the node does not fill in the buffer ptr at this time,
1630                // we will defer creating the MediaBuffer until receiving
1631                // the first FILL_BUFFER_DONE notification instead.
1632                info.mMediaBuffer = new MediaBuffer(info.mData, info.mSize);
1633                info.mMediaBuffer->setObserver(this);
1634            }
1635        }
1636
1637        mPortBuffers[portIndex].push(info);
1638
1639        CODEC_LOGV("allocated buffer %p on %s port", buffer,
1640             portIndex == kPortIndexInput ? "input" : "output");
1641    }
1642
1643    // dumpPortStatus(portIndex);
1644
1645    return OK;
1646}
1647
1648void OMXCodec::on_message(const omx_message &msg) {
1649    Mutex::Autolock autoLock(mLock);
1650
1651    switch (msg.type) {
1652        case omx_message::EVENT:
1653        {
1654            onEvent(
1655                 msg.u.event_data.event, msg.u.event_data.data1,
1656                 msg.u.event_data.data2);
1657
1658            break;
1659        }
1660
1661        case omx_message::EMPTY_BUFFER_DONE:
1662        {
1663            IOMX::buffer_id buffer = msg.u.extended_buffer_data.buffer;
1664
1665            CODEC_LOGV("EMPTY_BUFFER_DONE(buffer: %p)", buffer);
1666
1667            Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexInput];
1668            size_t i = 0;
1669            while (i < buffers->size() && (*buffers)[i].mBuffer != buffer) {
1670                ++i;
1671            }
1672
1673            CHECK(i < buffers->size());
1674            if (!(*buffers)[i].mOwnedByComponent) {
1675                LOGW("We already own input buffer %p, yet received "
1676                     "an EMPTY_BUFFER_DONE.", buffer);
1677            }
1678
1679            buffers->editItemAt(i).mOwnedByComponent = false;
1680
1681            if (mPortStatus[kPortIndexInput] == DISABLING) {
1682                CODEC_LOGV("Port is disabled, freeing buffer %p", buffer);
1683
1684                status_t err =
1685                    mOMX->freeBuffer(mNode, kPortIndexInput, buffer);
1686                CHECK_EQ(err, OK);
1687
1688                buffers->removeAt(i);
1689            } else if (mState != ERROR
1690                    && mPortStatus[kPortIndexInput] != SHUTTING_DOWN) {
1691                CHECK_EQ(mPortStatus[kPortIndexInput], ENABLED);
1692                drainInputBuffer(&buffers->editItemAt(i));
1693            }
1694            break;
1695        }
1696
1697        case omx_message::FILL_BUFFER_DONE:
1698        {
1699            IOMX::buffer_id buffer = msg.u.extended_buffer_data.buffer;
1700            OMX_U32 flags = msg.u.extended_buffer_data.flags;
1701
1702            CODEC_LOGV("FILL_BUFFER_DONE(buffer: %p, size: %ld, flags: 0x%08lx, timestamp: %lld us (%.2f secs))",
1703                 buffer,
1704                 msg.u.extended_buffer_data.range_length,
1705                 flags,
1706                 msg.u.extended_buffer_data.timestamp,
1707                 msg.u.extended_buffer_data.timestamp / 1E6);
1708
1709            Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexOutput];
1710            size_t i = 0;
1711            while (i < buffers->size() && (*buffers)[i].mBuffer != buffer) {
1712                ++i;
1713            }
1714
1715            CHECK(i < buffers->size());
1716            BufferInfo *info = &buffers->editItemAt(i);
1717
1718            if (!info->mOwnedByComponent) {
1719                LOGW("We already own output buffer %p, yet received "
1720                     "a FILL_BUFFER_DONE.", buffer);
1721            }
1722
1723            info->mOwnedByComponent = false;
1724
1725            if (mPortStatus[kPortIndexOutput] == DISABLING) {
1726                CODEC_LOGV("Port is disabled, freeing buffer %p", buffer);
1727
1728                status_t err =
1729                    mOMX->freeBuffer(mNode, kPortIndexOutput, buffer);
1730                CHECK_EQ(err, OK);
1731
1732                buffers->removeAt(i);
1733#if 0
1734            } else if (mPortStatus[kPortIndexOutput] == ENABLED
1735                       && (flags & OMX_BUFFERFLAG_EOS)) {
1736                CODEC_LOGV("No more output data.");
1737                mNoMoreOutputData = true;
1738                mBufferFilled.signal();
1739#endif
1740            } else if (mPortStatus[kPortIndexOutput] != SHUTTING_DOWN) {
1741                CHECK_EQ(mPortStatus[kPortIndexOutput], ENABLED);
1742
1743                if (info->mMediaBuffer == NULL) {
1744                    CHECK(mOMXLivesLocally);
1745                    CHECK(mQuirks & kRequiresAllocateBufferOnOutputPorts);
1746                    CHECK(mQuirks & kDefersOutputBufferAllocation);
1747
1748                    // The qcom video decoders on Nexus don't actually allocate
1749                    // output buffer memory on a call to OMX_AllocateBuffer
1750                    // the "pBuffer" member of the OMX_BUFFERHEADERTYPE
1751                    // structure is only filled in later.
1752
1753                    info->mMediaBuffer = new MediaBuffer(
1754                            msg.u.extended_buffer_data.data_ptr,
1755                            info->mSize);
1756                    info->mMediaBuffer->setObserver(this);
1757                }
1758
1759                MediaBuffer *buffer = info->mMediaBuffer;
1760
1761                if (msg.u.extended_buffer_data.range_offset
1762                        + msg.u.extended_buffer_data.range_length
1763                            > buffer->size()) {
1764                    CODEC_LOGE(
1765                            "Codec lied about its buffer size requirements, "
1766                            "sending a buffer larger than the originally "
1767                            "advertised size in FILL_BUFFER_DONE!");
1768                }
1769                buffer->set_range(
1770                        msg.u.extended_buffer_data.range_offset,
1771                        msg.u.extended_buffer_data.range_length);
1772
1773                buffer->meta_data()->clear();
1774
1775                buffer->meta_data()->setInt64(
1776                        kKeyTime, msg.u.extended_buffer_data.timestamp);
1777
1778                if (msg.u.extended_buffer_data.flags & OMX_BUFFERFLAG_SYNCFRAME) {
1779                    buffer->meta_data()->setInt32(kKeyIsSyncFrame, true);
1780                }
1781                if (msg.u.extended_buffer_data.flags & OMX_BUFFERFLAG_CODECCONFIG) {
1782                    buffer->meta_data()->setInt32(kKeyIsCodecConfig, true);
1783                }
1784
1785                if (mQuirks & kOutputBuffersAreUnreadable) {
1786                    buffer->meta_data()->setInt32(kKeyIsUnreadable, true);
1787                }
1788
1789                buffer->meta_data()->setPointer(
1790                        kKeyPlatformPrivate,
1791                        msg.u.extended_buffer_data.platform_private);
1792
1793                buffer->meta_data()->setPointer(
1794                        kKeyBufferID,
1795                        msg.u.extended_buffer_data.buffer);
1796
1797                if (msg.u.extended_buffer_data.flags & OMX_BUFFERFLAG_EOS) {
1798                    CODEC_LOGV("No more output data.");
1799                    mNoMoreOutputData = true;
1800                }
1801
1802                if (mTargetTimeUs >= 0) {
1803                    CHECK(msg.u.extended_buffer_data.timestamp <= mTargetTimeUs);
1804
1805                    if (msg.u.extended_buffer_data.timestamp < mTargetTimeUs) {
1806                        CODEC_LOGV(
1807                                "skipping output buffer at timestamp %lld us",
1808                                msg.u.extended_buffer_data.timestamp);
1809
1810                        fillOutputBuffer(info);
1811                        break;
1812                    }
1813
1814                    CODEC_LOGV(
1815                            "returning output buffer at target timestamp "
1816                            "%lld us",
1817                            msg.u.extended_buffer_data.timestamp);
1818
1819                    mTargetTimeUs = -1;
1820                }
1821
1822                mFilledBuffers.push_back(i);
1823                mBufferFilled.signal();
1824            }
1825
1826            break;
1827        }
1828
1829        default:
1830        {
1831            CHECK(!"should not be here.");
1832            break;
1833        }
1834    }
1835}
1836
1837void OMXCodec::onEvent(OMX_EVENTTYPE event, OMX_U32 data1, OMX_U32 data2) {
1838    switch (event) {
1839        case OMX_EventCmdComplete:
1840        {
1841            onCmdComplete((OMX_COMMANDTYPE)data1, data2);
1842            break;
1843        }
1844
1845        case OMX_EventError:
1846        {
1847            CODEC_LOGE("ERROR(0x%08lx, %ld)", data1, data2);
1848
1849            setState(ERROR);
1850            break;
1851        }
1852
1853        case OMX_EventPortSettingsChanged:
1854        {
1855            CODEC_LOGV("OMX_EventPortSettingsChanged(port=%ld, data2=0x%08lx)",
1856                       data1, data2);
1857
1858            if (data2 == 0 || data2 == OMX_IndexParamPortDefinition) {
1859                onPortSettingsChanged(data1);
1860            } else if (data1 == kPortIndexOutput
1861                    && data2 == OMX_IndexConfigCommonOutputCrop) {
1862
1863                OMX_CONFIG_RECTTYPE rect;
1864                rect.nPortIndex = kPortIndexOutput;
1865                InitOMXParams(&rect);
1866
1867                status_t err =
1868                         mOMX->getConfig(
1869                             mNode, OMX_IndexConfigCommonOutputCrop,
1870                             &rect, sizeof(rect));
1871
1872                if (err == OK) {
1873                    CODEC_LOGV(
1874                            "output crop (%ld, %ld, %ld, %ld)",
1875                            rect.nLeft, rect.nTop, rect.nWidth, rect.nHeight);
1876                } else {
1877                    CODEC_LOGE("getConfig(OMX_IndexConfigCommonOutputCrop) "
1878                               "returned error 0x%08x", err);
1879                }
1880            }
1881            break;
1882        }
1883
1884#if 0
1885        case OMX_EventBufferFlag:
1886        {
1887            CODEC_LOGV("EVENT_BUFFER_FLAG(%ld)", data1);
1888
1889            if (data1 == kPortIndexOutput) {
1890                mNoMoreOutputData = true;
1891            }
1892            break;
1893        }
1894#endif
1895
1896        default:
1897        {
1898            CODEC_LOGV("EVENT(%d, %ld, %ld)", event, data1, data2);
1899            break;
1900        }
1901    }
1902}
1903
1904// Has the format changed in any way that the client would have to be aware of?
1905static bool formatHasNotablyChanged(
1906        const sp<MetaData> &from, const sp<MetaData> &to) {
1907    if (from.get() == NULL && to.get() == NULL) {
1908        return false;
1909    }
1910
1911    if ((from.get() == NULL && to.get() != NULL)
1912        || (from.get() != NULL && to.get() == NULL)) {
1913        return true;
1914    }
1915
1916    const char *mime_from, *mime_to;
1917    CHECK(from->findCString(kKeyMIMEType, &mime_from));
1918    CHECK(to->findCString(kKeyMIMEType, &mime_to));
1919
1920    if (strcasecmp(mime_from, mime_to)) {
1921        return true;
1922    }
1923
1924    if (!strcasecmp(mime_from, MEDIA_MIMETYPE_VIDEO_RAW)) {
1925        int32_t colorFormat_from, colorFormat_to;
1926        CHECK(from->findInt32(kKeyColorFormat, &colorFormat_from));
1927        CHECK(to->findInt32(kKeyColorFormat, &colorFormat_to));
1928
1929        if (colorFormat_from != colorFormat_to) {
1930            return true;
1931        }
1932
1933        int32_t width_from, width_to;
1934        CHECK(from->findInt32(kKeyWidth, &width_from));
1935        CHECK(to->findInt32(kKeyWidth, &width_to));
1936
1937        if (width_from != width_to) {
1938            return true;
1939        }
1940
1941        int32_t height_from, height_to;
1942        CHECK(from->findInt32(kKeyHeight, &height_from));
1943        CHECK(to->findInt32(kKeyHeight, &height_to));
1944
1945        if (height_from != height_to) {
1946            return true;
1947        }
1948    } else if (!strcasecmp(mime_from, MEDIA_MIMETYPE_AUDIO_RAW)) {
1949        int32_t numChannels_from, numChannels_to;
1950        CHECK(from->findInt32(kKeyChannelCount, &numChannels_from));
1951        CHECK(to->findInt32(kKeyChannelCount, &numChannels_to));
1952
1953        if (numChannels_from != numChannels_to) {
1954            return true;
1955        }
1956
1957        int32_t sampleRate_from, sampleRate_to;
1958        CHECK(from->findInt32(kKeySampleRate, &sampleRate_from));
1959        CHECK(to->findInt32(kKeySampleRate, &sampleRate_to));
1960
1961        if (sampleRate_from != sampleRate_to) {
1962            return true;
1963        }
1964    }
1965
1966    return false;
1967}
1968
1969void OMXCodec::onCmdComplete(OMX_COMMANDTYPE cmd, OMX_U32 data) {
1970    switch (cmd) {
1971        case OMX_CommandStateSet:
1972        {
1973            onStateChange((OMX_STATETYPE)data);
1974            break;
1975        }
1976
1977        case OMX_CommandPortDisable:
1978        {
1979            OMX_U32 portIndex = data;
1980            CODEC_LOGV("PORT_DISABLED(%ld)", portIndex);
1981
1982            CHECK(mState == EXECUTING || mState == RECONFIGURING);
1983            CHECK_EQ(mPortStatus[portIndex], DISABLING);
1984            CHECK_EQ(mPortBuffers[portIndex].size(), 0);
1985
1986            mPortStatus[portIndex] = DISABLED;
1987
1988            if (mState == RECONFIGURING) {
1989                CHECK_EQ(portIndex, kPortIndexOutput);
1990
1991                sp<MetaData> oldOutputFormat = mOutputFormat;
1992                initOutputFormat(mSource->getFormat());
1993
1994                // Don't notify clients if the output port settings change
1995                // wasn't of importance to them, i.e. it may be that just the
1996                // number of buffers has changed and nothing else.
1997                mOutputPortSettingsHaveChanged =
1998                    formatHasNotablyChanged(oldOutputFormat, mOutputFormat);
1999
2000                enablePortAsync(portIndex);
2001
2002                status_t err = allocateBuffersOnPort(portIndex);
2003                CHECK_EQ(err, OK);
2004            }
2005            break;
2006        }
2007
2008        case OMX_CommandPortEnable:
2009        {
2010            OMX_U32 portIndex = data;
2011            CODEC_LOGV("PORT_ENABLED(%ld)", portIndex);
2012
2013            CHECK(mState == EXECUTING || mState == RECONFIGURING);
2014            CHECK_EQ(mPortStatus[portIndex], ENABLING);
2015
2016            mPortStatus[portIndex] = ENABLED;
2017
2018            if (mState == RECONFIGURING) {
2019                CHECK_EQ(portIndex, kPortIndexOutput);
2020
2021                setState(EXECUTING);
2022
2023                fillOutputBuffers();
2024            }
2025            break;
2026        }
2027
2028        case OMX_CommandFlush:
2029        {
2030            OMX_U32 portIndex = data;
2031
2032            CODEC_LOGV("FLUSH_DONE(%ld)", portIndex);
2033
2034            CHECK_EQ(mPortStatus[portIndex], SHUTTING_DOWN);
2035            mPortStatus[portIndex] = ENABLED;
2036
2037            CHECK_EQ(countBuffersWeOwn(mPortBuffers[portIndex]),
2038                     mPortBuffers[portIndex].size());
2039
2040            if (mState == RECONFIGURING) {
2041                CHECK_EQ(portIndex, kPortIndexOutput);
2042
2043                disablePortAsync(portIndex);
2044            } else if (mState == EXECUTING_TO_IDLE) {
2045                if (mPortStatus[kPortIndexInput] == ENABLED
2046                    && mPortStatus[kPortIndexOutput] == ENABLED) {
2047                    CODEC_LOGV("Finished flushing both ports, now completing "
2048                         "transition from EXECUTING to IDLE.");
2049
2050                    mPortStatus[kPortIndexInput] = SHUTTING_DOWN;
2051                    mPortStatus[kPortIndexOutput] = SHUTTING_DOWN;
2052
2053                    status_t err =
2054                        mOMX->sendCommand(mNode, OMX_CommandStateSet, OMX_StateIdle);
2055                    CHECK_EQ(err, OK);
2056                }
2057            } else {
2058                // We're flushing both ports in preparation for seeking.
2059
2060                if (mPortStatus[kPortIndexInput] == ENABLED
2061                    && mPortStatus[kPortIndexOutput] == ENABLED) {
2062                    CODEC_LOGV("Finished flushing both ports, now continuing from"
2063                         " seek-time.");
2064
2065                    // We implicitly resume pulling on our upstream source.
2066                    mPaused = false;
2067
2068                    drainInputBuffers();
2069                    fillOutputBuffers();
2070                }
2071            }
2072
2073            break;
2074        }
2075
2076        default:
2077        {
2078            CODEC_LOGV("CMD_COMPLETE(%d, %ld)", cmd, data);
2079            break;
2080        }
2081    }
2082}
2083
2084void OMXCodec::onStateChange(OMX_STATETYPE newState) {
2085    CODEC_LOGV("onStateChange %d", newState);
2086
2087    switch (newState) {
2088        case OMX_StateIdle:
2089        {
2090            CODEC_LOGV("Now Idle.");
2091            if (mState == LOADED_TO_IDLE) {
2092                status_t err = mOMX->sendCommand(
2093                        mNode, OMX_CommandStateSet, OMX_StateExecuting);
2094
2095                CHECK_EQ(err, OK);
2096
2097                setState(IDLE_TO_EXECUTING);
2098            } else {
2099                CHECK_EQ(mState, EXECUTING_TO_IDLE);
2100
2101                CHECK_EQ(
2102                    countBuffersWeOwn(mPortBuffers[kPortIndexInput]),
2103                    mPortBuffers[kPortIndexInput].size());
2104
2105                CHECK_EQ(
2106                    countBuffersWeOwn(mPortBuffers[kPortIndexOutput]),
2107                    mPortBuffers[kPortIndexOutput].size());
2108
2109                status_t err = mOMX->sendCommand(
2110                        mNode, OMX_CommandStateSet, OMX_StateLoaded);
2111
2112                CHECK_EQ(err, OK);
2113
2114                err = freeBuffersOnPort(kPortIndexInput);
2115                CHECK_EQ(err, OK);
2116
2117                err = freeBuffersOnPort(kPortIndexOutput);
2118                CHECK_EQ(err, OK);
2119
2120                mPortStatus[kPortIndexInput] = ENABLED;
2121                mPortStatus[kPortIndexOutput] = ENABLED;
2122
2123                setState(IDLE_TO_LOADED);
2124            }
2125            break;
2126        }
2127
2128        case OMX_StateExecuting:
2129        {
2130            CHECK_EQ(mState, IDLE_TO_EXECUTING);
2131
2132            CODEC_LOGV("Now Executing.");
2133
2134            setState(EXECUTING);
2135
2136            // Buffers will be submitted to the component in the first
2137            // call to OMXCodec::read as mInitialBufferSubmit is true at
2138            // this point. This ensures that this on_message call returns,
2139            // releases the lock and ::init can notice the state change and
2140            // itself return.
2141            break;
2142        }
2143
2144        case OMX_StateLoaded:
2145        {
2146            CHECK_EQ(mState, IDLE_TO_LOADED);
2147
2148            CODEC_LOGV("Now Loaded.");
2149
2150            setState(LOADED);
2151            break;
2152        }
2153
2154        case OMX_StateInvalid:
2155        {
2156            setState(ERROR);
2157            break;
2158        }
2159
2160        default:
2161        {
2162            CHECK(!"should not be here.");
2163            break;
2164        }
2165    }
2166}
2167
2168// static
2169size_t OMXCodec::countBuffersWeOwn(const Vector<BufferInfo> &buffers) {
2170    size_t n = 0;
2171    for (size_t i = 0; i < buffers.size(); ++i) {
2172        if (!buffers[i].mOwnedByComponent) {
2173            ++n;
2174        }
2175    }
2176
2177    return n;
2178}
2179
2180status_t OMXCodec::freeBuffersOnPort(
2181        OMX_U32 portIndex, bool onlyThoseWeOwn) {
2182    Vector<BufferInfo> *buffers = &mPortBuffers[portIndex];
2183
2184    status_t stickyErr = OK;
2185
2186    for (size_t i = buffers->size(); i-- > 0;) {
2187        BufferInfo *info = &buffers->editItemAt(i);
2188
2189        if (onlyThoseWeOwn && info->mOwnedByComponent) {
2190            continue;
2191        }
2192
2193        CHECK_EQ(info->mOwnedByComponent, false);
2194
2195        CODEC_LOGV("freeing buffer %p on port %ld", info->mBuffer, portIndex);
2196
2197        status_t err =
2198            mOMX->freeBuffer(mNode, portIndex, info->mBuffer);
2199
2200        if (err != OK) {
2201            stickyErr = err;
2202        }
2203
2204        if (info->mMediaBuffer != NULL) {
2205            info->mMediaBuffer->setObserver(NULL);
2206
2207            // Make sure nobody but us owns this buffer at this point.
2208            CHECK_EQ(info->mMediaBuffer->refcount(), 0);
2209
2210            info->mMediaBuffer->release();
2211        }
2212
2213        buffers->removeAt(i);
2214    }
2215
2216    CHECK(onlyThoseWeOwn || buffers->isEmpty());
2217
2218    return stickyErr;
2219}
2220
2221void OMXCodec::onPortSettingsChanged(OMX_U32 portIndex) {
2222    CODEC_LOGV("PORT_SETTINGS_CHANGED(%ld)", portIndex);
2223
2224    CHECK_EQ(mState, EXECUTING);
2225    CHECK_EQ(portIndex, kPortIndexOutput);
2226    setState(RECONFIGURING);
2227
2228    if (mQuirks & kNeedsFlushBeforeDisable) {
2229        if (!flushPortAsync(portIndex)) {
2230            onCmdComplete(OMX_CommandFlush, portIndex);
2231        }
2232    } else {
2233        disablePortAsync(portIndex);
2234    }
2235}
2236
2237bool OMXCodec::flushPortAsync(OMX_U32 portIndex) {
2238    CHECK(mState == EXECUTING || mState == RECONFIGURING
2239            || mState == EXECUTING_TO_IDLE);
2240
2241    CODEC_LOGV("flushPortAsync(%ld): we own %d out of %d buffers already.",
2242         portIndex, countBuffersWeOwn(mPortBuffers[portIndex]),
2243         mPortBuffers[portIndex].size());
2244
2245    CHECK_EQ(mPortStatus[portIndex], ENABLED);
2246    mPortStatus[portIndex] = SHUTTING_DOWN;
2247
2248    if ((mQuirks & kRequiresFlushCompleteEmulation)
2249        && countBuffersWeOwn(mPortBuffers[portIndex])
2250                == mPortBuffers[portIndex].size()) {
2251        // No flush is necessary and this component fails to send a
2252        // flush-complete event in this case.
2253
2254        return false;
2255    }
2256
2257    status_t err =
2258        mOMX->sendCommand(mNode, OMX_CommandFlush, portIndex);
2259    CHECK_EQ(err, OK);
2260
2261    return true;
2262}
2263
2264void OMXCodec::disablePortAsync(OMX_U32 portIndex) {
2265    CHECK(mState == EXECUTING || mState == RECONFIGURING);
2266
2267    CHECK_EQ(mPortStatus[portIndex], ENABLED);
2268    mPortStatus[portIndex] = DISABLING;
2269
2270    CODEC_LOGV("sending OMX_CommandPortDisable(%ld)", portIndex);
2271    status_t err =
2272        mOMX->sendCommand(mNode, OMX_CommandPortDisable, portIndex);
2273    CHECK_EQ(err, OK);
2274
2275    freeBuffersOnPort(portIndex, true);
2276}
2277
2278void OMXCodec::enablePortAsync(OMX_U32 portIndex) {
2279    CHECK(mState == EXECUTING || mState == RECONFIGURING);
2280
2281    CHECK_EQ(mPortStatus[portIndex], DISABLED);
2282    mPortStatus[portIndex] = ENABLING;
2283
2284    status_t err =
2285        mOMX->sendCommand(mNode, OMX_CommandPortEnable, portIndex);
2286    CHECK_EQ(err, OK);
2287}
2288
2289void OMXCodec::fillOutputBuffers() {
2290    CHECK_EQ(mState, EXECUTING);
2291
2292    // This is a workaround for some decoders not properly reporting
2293    // end-of-output-stream. If we own all input buffers and also own
2294    // all output buffers and we already signalled end-of-input-stream,
2295    // the end-of-output-stream is implied.
2296    if (mSignalledEOS
2297            && countBuffersWeOwn(mPortBuffers[kPortIndexInput])
2298                == mPortBuffers[kPortIndexInput].size()
2299            && countBuffersWeOwn(mPortBuffers[kPortIndexOutput])
2300                == mPortBuffers[kPortIndexOutput].size()) {
2301        mNoMoreOutputData = true;
2302        mBufferFilled.signal();
2303
2304        return;
2305    }
2306
2307    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexOutput];
2308    for (size_t i = 0; i < buffers->size(); ++i) {
2309        fillOutputBuffer(&buffers->editItemAt(i));
2310    }
2311}
2312
2313void OMXCodec::drainInputBuffers() {
2314    CHECK(mState == EXECUTING || mState == RECONFIGURING);
2315
2316    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexInput];
2317    for (size_t i = 0; i < buffers->size(); ++i) {
2318        drainInputBuffer(&buffers->editItemAt(i));
2319    }
2320}
2321
2322void OMXCodec::drainInputBuffer(BufferInfo *info) {
2323    CHECK_EQ(info->mOwnedByComponent, false);
2324
2325    if (mSignalledEOS) {
2326        return;
2327    }
2328
2329    if (mCodecSpecificDataIndex < mCodecSpecificData.size()) {
2330        const CodecSpecificData *specific =
2331            mCodecSpecificData[mCodecSpecificDataIndex];
2332
2333        size_t size = specific->mSize;
2334
2335        if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_AVC, mMIME)
2336                && !(mQuirks & kWantsNALFragments)) {
2337            static const uint8_t kNALStartCode[4] =
2338                    { 0x00, 0x00, 0x00, 0x01 };
2339
2340            CHECK(info->mSize >= specific->mSize + 4);
2341
2342            size += 4;
2343
2344            memcpy(info->mData, kNALStartCode, 4);
2345            memcpy((uint8_t *)info->mData + 4,
2346                   specific->mData, specific->mSize);
2347        } else {
2348            CHECK(info->mSize >= specific->mSize);
2349            memcpy(info->mData, specific->mData, specific->mSize);
2350        }
2351
2352        mNoMoreOutputData = false;
2353
2354        CODEC_LOGV("calling emptyBuffer with codec specific data");
2355
2356        status_t err = mOMX->emptyBuffer(
2357                mNode, info->mBuffer, 0, size,
2358                OMX_BUFFERFLAG_ENDOFFRAME | OMX_BUFFERFLAG_CODECCONFIG,
2359                0);
2360        CHECK_EQ(err, OK);
2361
2362        info->mOwnedByComponent = true;
2363
2364        ++mCodecSpecificDataIndex;
2365        return;
2366    }
2367
2368    if (mPaused) {
2369        return;
2370    }
2371
2372    status_t err;
2373
2374    bool signalEOS = false;
2375    int64_t timestampUs = 0;
2376
2377    size_t offset = 0;
2378    int32_t n = 0;
2379    for (;;) {
2380        MediaBuffer *srcBuffer;
2381        MediaSource::ReadOptions options;
2382        if (mSkipTimeUs >= 0) {
2383            options.setSkipFrame(mSkipTimeUs);
2384        }
2385        if (mSeekTimeUs >= 0) {
2386            if (mLeftOverBuffer) {
2387                mLeftOverBuffer->release();
2388                mLeftOverBuffer = NULL;
2389            }
2390            options.setSeekTo(mSeekTimeUs, mSeekMode);
2391
2392            mSeekTimeUs = -1;
2393            mSeekMode = ReadOptions::SEEK_CLOSEST_SYNC;
2394            mBufferFilled.signal();
2395
2396            err = mSource->read(&srcBuffer, &options);
2397
2398            if (err == OK) {
2399                int64_t targetTimeUs;
2400                if (srcBuffer->meta_data()->findInt64(
2401                            kKeyTargetTime, &targetTimeUs)
2402                        && targetTimeUs >= 0) {
2403                    mTargetTimeUs = targetTimeUs;
2404                } else {
2405                    mTargetTimeUs = -1;
2406                }
2407            }
2408        } else if (mLeftOverBuffer) {
2409            srcBuffer = mLeftOverBuffer;
2410            mLeftOverBuffer = NULL;
2411
2412            err = OK;
2413        } else {
2414            err = mSource->read(&srcBuffer, &options);
2415        }
2416
2417        if (err != OK) {
2418            signalEOS = true;
2419            mFinalStatus = err;
2420            mSignalledEOS = true;
2421            break;
2422        }
2423
2424        size_t remainingBytes = info->mSize - offset;
2425
2426        if (srcBuffer->range_length() > remainingBytes) {
2427            if (offset == 0) {
2428                CODEC_LOGE(
2429                     "Codec's input buffers are too small to accomodate "
2430                     "buffer read from source (info->mSize = %d, srcLength = %d)",
2431                     info->mSize, srcBuffer->range_length());
2432
2433                srcBuffer->release();
2434                srcBuffer = NULL;
2435
2436                setState(ERROR);
2437                return;
2438            }
2439
2440            mLeftOverBuffer = srcBuffer;
2441            break;
2442        }
2443
2444        if (mIsEncoder && (mQuirks & kAvoidMemcopyInputRecordingFrames)) {
2445            CHECK(mOMXLivesLocally && offset == 0);
2446            OMX_BUFFERHEADERTYPE *header = (OMX_BUFFERHEADERTYPE *) info->mBuffer;
2447            header->pBuffer = (OMX_U8 *) srcBuffer->data() + srcBuffer->range_offset();
2448        } else {
2449            memcpy((uint8_t *)info->mData + offset,
2450                    (const uint8_t *)srcBuffer->data() + srcBuffer->range_offset(),
2451                    srcBuffer->range_length());
2452        }
2453
2454        int64_t lastBufferTimeUs;
2455        CHECK(srcBuffer->meta_data()->findInt64(kKeyTime, &lastBufferTimeUs));
2456        CHECK(lastBufferTimeUs >= 0);
2457
2458        if (offset == 0) {
2459            timestampUs = lastBufferTimeUs;
2460        }
2461
2462        offset += srcBuffer->range_length();
2463
2464        srcBuffer->release();
2465        srcBuffer = NULL;
2466
2467        ++n;
2468
2469        if (!(mQuirks & kSupportsMultipleFramesPerInputBuffer)) {
2470            break;
2471        }
2472
2473        int64_t coalescedDurationUs = lastBufferTimeUs - timestampUs;
2474
2475        if (coalescedDurationUs > 250000ll) {
2476            // Don't coalesce more than 250ms worth of encoded data at once.
2477            break;
2478        }
2479    }
2480
2481    if (n > 1) {
2482        LOGV("coalesced %d frames into one input buffer", n);
2483    }
2484
2485    OMX_U32 flags = OMX_BUFFERFLAG_ENDOFFRAME;
2486
2487    if (signalEOS) {
2488        flags |= OMX_BUFFERFLAG_EOS;
2489    } else {
2490        mNoMoreOutputData = false;
2491    }
2492
2493    CODEC_LOGV("Calling emptyBuffer on buffer %p (length %d), "
2494               "timestamp %lld us (%.2f secs)",
2495               info->mBuffer, offset,
2496               timestampUs, timestampUs / 1E6);
2497
2498    err = mOMX->emptyBuffer(
2499            mNode, info->mBuffer, 0, offset,
2500            flags, timestampUs);
2501
2502    if (err != OK) {
2503        setState(ERROR);
2504        return;
2505    }
2506
2507    info->mOwnedByComponent = true;
2508
2509    // This component does not ever signal the EOS flag on output buffers,
2510    // Thanks for nothing.
2511    if (mSignalledEOS && !strcmp(mComponentName, "OMX.TI.Video.encoder")) {
2512        mNoMoreOutputData = true;
2513        mBufferFilled.signal();
2514    }
2515}
2516
2517void OMXCodec::fillOutputBuffer(BufferInfo *info) {
2518    CHECK_EQ(info->mOwnedByComponent, false);
2519
2520    if (mNoMoreOutputData) {
2521        CODEC_LOGV("There is no more output data available, not "
2522             "calling fillOutputBuffer");
2523        return;
2524    }
2525
2526    CODEC_LOGV("Calling fill_buffer on buffer %p", info->mBuffer);
2527    status_t err = mOMX->fillBuffer(mNode, info->mBuffer);
2528
2529    if (err != OK) {
2530        CODEC_LOGE("fillBuffer failed w/ error 0x%08x", err);
2531
2532        setState(ERROR);
2533        return;
2534    }
2535
2536    info->mOwnedByComponent = true;
2537}
2538
2539void OMXCodec::drainInputBuffer(IOMX::buffer_id buffer) {
2540    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexInput];
2541    for (size_t i = 0; i < buffers->size(); ++i) {
2542        if ((*buffers)[i].mBuffer == buffer) {
2543            drainInputBuffer(&buffers->editItemAt(i));
2544            return;
2545        }
2546    }
2547
2548    CHECK(!"should not be here.");
2549}
2550
2551void OMXCodec::fillOutputBuffer(IOMX::buffer_id buffer) {
2552    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexOutput];
2553    for (size_t i = 0; i < buffers->size(); ++i) {
2554        if ((*buffers)[i].mBuffer == buffer) {
2555            fillOutputBuffer(&buffers->editItemAt(i));
2556            return;
2557        }
2558    }
2559
2560    CHECK(!"should not be here.");
2561}
2562
2563void OMXCodec::setState(State newState) {
2564    mState = newState;
2565    mAsyncCompletion.signal();
2566
2567    // This may cause some spurious wakeups but is necessary to
2568    // unblock the reader if we enter ERROR state.
2569    mBufferFilled.signal();
2570}
2571
2572void OMXCodec::setRawAudioFormat(
2573        OMX_U32 portIndex, int32_t sampleRate, int32_t numChannels) {
2574
2575    // port definition
2576    OMX_PARAM_PORTDEFINITIONTYPE def;
2577    InitOMXParams(&def);
2578    def.nPortIndex = portIndex;
2579    status_t err = mOMX->getParameter(
2580            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
2581    CHECK_EQ(err, OK);
2582    def.format.audio.eEncoding = OMX_AUDIO_CodingPCM;
2583    CHECK_EQ(mOMX->setParameter(mNode, OMX_IndexParamPortDefinition,
2584            &def, sizeof(def)), OK);
2585
2586    // pcm param
2587    OMX_AUDIO_PARAM_PCMMODETYPE pcmParams;
2588    InitOMXParams(&pcmParams);
2589    pcmParams.nPortIndex = portIndex;
2590
2591    err = mOMX->getParameter(
2592            mNode, OMX_IndexParamAudioPcm, &pcmParams, sizeof(pcmParams));
2593
2594    CHECK_EQ(err, OK);
2595
2596    pcmParams.nChannels = numChannels;
2597    pcmParams.eNumData = OMX_NumericalDataSigned;
2598    pcmParams.bInterleaved = OMX_TRUE;
2599    pcmParams.nBitPerSample = 16;
2600    pcmParams.nSamplingRate = sampleRate;
2601    pcmParams.ePCMMode = OMX_AUDIO_PCMModeLinear;
2602
2603    if (numChannels == 1) {
2604        pcmParams.eChannelMapping[0] = OMX_AUDIO_ChannelCF;
2605    } else {
2606        CHECK_EQ(numChannels, 2);
2607
2608        pcmParams.eChannelMapping[0] = OMX_AUDIO_ChannelLF;
2609        pcmParams.eChannelMapping[1] = OMX_AUDIO_ChannelRF;
2610    }
2611
2612    err = mOMX->setParameter(
2613            mNode, OMX_IndexParamAudioPcm, &pcmParams, sizeof(pcmParams));
2614
2615    CHECK_EQ(err, OK);
2616}
2617
2618static OMX_AUDIO_AMRBANDMODETYPE pickModeFromBitRate(bool isAMRWB, int32_t bps) {
2619    if (isAMRWB) {
2620        if (bps <= 6600) {
2621            return OMX_AUDIO_AMRBandModeWB0;
2622        } else if (bps <= 8850) {
2623            return OMX_AUDIO_AMRBandModeWB1;
2624        } else if (bps <= 12650) {
2625            return OMX_AUDIO_AMRBandModeWB2;
2626        } else if (bps <= 14250) {
2627            return OMX_AUDIO_AMRBandModeWB3;
2628        } else if (bps <= 15850) {
2629            return OMX_AUDIO_AMRBandModeWB4;
2630        } else if (bps <= 18250) {
2631            return OMX_AUDIO_AMRBandModeWB5;
2632        } else if (bps <= 19850) {
2633            return OMX_AUDIO_AMRBandModeWB6;
2634        } else if (bps <= 23050) {
2635            return OMX_AUDIO_AMRBandModeWB7;
2636        }
2637
2638        // 23850 bps
2639        return OMX_AUDIO_AMRBandModeWB8;
2640    } else {  // AMRNB
2641        if (bps <= 4750) {
2642            return OMX_AUDIO_AMRBandModeNB0;
2643        } else if (bps <= 5150) {
2644            return OMX_AUDIO_AMRBandModeNB1;
2645        } else if (bps <= 5900) {
2646            return OMX_AUDIO_AMRBandModeNB2;
2647        } else if (bps <= 6700) {
2648            return OMX_AUDIO_AMRBandModeNB3;
2649        } else if (bps <= 7400) {
2650            return OMX_AUDIO_AMRBandModeNB4;
2651        } else if (bps <= 7950) {
2652            return OMX_AUDIO_AMRBandModeNB5;
2653        } else if (bps <= 10200) {
2654            return OMX_AUDIO_AMRBandModeNB6;
2655        }
2656
2657        // 12200 bps
2658        return OMX_AUDIO_AMRBandModeNB7;
2659    }
2660}
2661
2662void OMXCodec::setAMRFormat(bool isWAMR, int32_t bitRate) {
2663    OMX_U32 portIndex = mIsEncoder ? kPortIndexOutput : kPortIndexInput;
2664
2665    OMX_AUDIO_PARAM_AMRTYPE def;
2666    InitOMXParams(&def);
2667    def.nPortIndex = portIndex;
2668
2669    status_t err =
2670        mOMX->getParameter(mNode, OMX_IndexParamAudioAmr, &def, sizeof(def));
2671
2672    CHECK_EQ(err, OK);
2673
2674    def.eAMRFrameFormat = OMX_AUDIO_AMRFrameFormatFSF;
2675
2676    def.eAMRBandMode = pickModeFromBitRate(isWAMR, bitRate);
2677    err = mOMX->setParameter(mNode, OMX_IndexParamAudioAmr, &def, sizeof(def));
2678    CHECK_EQ(err, OK);
2679
2680    ////////////////////////
2681
2682    if (mIsEncoder) {
2683        sp<MetaData> format = mSource->getFormat();
2684        int32_t sampleRate;
2685        int32_t numChannels;
2686        CHECK(format->findInt32(kKeySampleRate, &sampleRate));
2687        CHECK(format->findInt32(kKeyChannelCount, &numChannels));
2688
2689        setRawAudioFormat(kPortIndexInput, sampleRate, numChannels);
2690    }
2691}
2692
2693void OMXCodec::setAACFormat(int32_t numChannels, int32_t sampleRate, int32_t bitRate) {
2694    CHECK(numChannels == 1 || numChannels == 2);
2695    if (mIsEncoder) {
2696        //////////////// input port ////////////////////
2697        setRawAudioFormat(kPortIndexInput, sampleRate, numChannels);
2698
2699        //////////////// output port ////////////////////
2700        // format
2701        OMX_AUDIO_PARAM_PORTFORMATTYPE format;
2702        format.nPortIndex = kPortIndexOutput;
2703        format.nIndex = 0;
2704        status_t err = OMX_ErrorNone;
2705        while (OMX_ErrorNone == err) {
2706            CHECK_EQ(mOMX->getParameter(mNode, OMX_IndexParamAudioPortFormat,
2707                    &format, sizeof(format)), OK);
2708            if (format.eEncoding == OMX_AUDIO_CodingAAC) {
2709                break;
2710            }
2711            format.nIndex++;
2712        }
2713        CHECK_EQ(OK, err);
2714        CHECK_EQ(mOMX->setParameter(mNode, OMX_IndexParamAudioPortFormat,
2715                &format, sizeof(format)), OK);
2716
2717        // port definition
2718        OMX_PARAM_PORTDEFINITIONTYPE def;
2719        InitOMXParams(&def);
2720        def.nPortIndex = kPortIndexOutput;
2721        CHECK_EQ(mOMX->getParameter(mNode, OMX_IndexParamPortDefinition,
2722                &def, sizeof(def)), OK);
2723        def.format.audio.bFlagErrorConcealment = OMX_TRUE;
2724        def.format.audio.eEncoding = OMX_AUDIO_CodingAAC;
2725        CHECK_EQ(mOMX->setParameter(mNode, OMX_IndexParamPortDefinition,
2726                &def, sizeof(def)), OK);
2727
2728        // profile
2729        OMX_AUDIO_PARAM_AACPROFILETYPE profile;
2730        InitOMXParams(&profile);
2731        profile.nPortIndex = kPortIndexOutput;
2732        CHECK_EQ(mOMX->getParameter(mNode, OMX_IndexParamAudioAac,
2733                &profile, sizeof(profile)), OK);
2734        profile.nChannels = numChannels;
2735        profile.eChannelMode = (numChannels == 1?
2736                OMX_AUDIO_ChannelModeMono: OMX_AUDIO_ChannelModeStereo);
2737        profile.nSampleRate = sampleRate;
2738        profile.nBitRate = bitRate;
2739        profile.nAudioBandWidth = 0;
2740        profile.nFrameLength = 0;
2741        profile.nAACtools = OMX_AUDIO_AACToolAll;
2742        profile.nAACERtools = OMX_AUDIO_AACERNone;
2743        profile.eAACProfile = OMX_AUDIO_AACObjectLC;
2744        profile.eAACStreamFormat = OMX_AUDIO_AACStreamFormatMP4FF;
2745        CHECK_EQ(mOMX->setParameter(mNode, OMX_IndexParamAudioAac,
2746                &profile, sizeof(profile)), OK);
2747
2748    } else {
2749        OMX_AUDIO_PARAM_AACPROFILETYPE profile;
2750        InitOMXParams(&profile);
2751        profile.nPortIndex = kPortIndexInput;
2752
2753        status_t err = mOMX->getParameter(
2754                mNode, OMX_IndexParamAudioAac, &profile, sizeof(profile));
2755        CHECK_EQ(err, OK);
2756
2757        profile.nChannels = numChannels;
2758        profile.nSampleRate = sampleRate;
2759        profile.eAACStreamFormat = OMX_AUDIO_AACStreamFormatMP4ADTS;
2760
2761        err = mOMX->setParameter(
2762                mNode, OMX_IndexParamAudioAac, &profile, sizeof(profile));
2763        CHECK_EQ(err, OK);
2764    }
2765}
2766
2767void OMXCodec::setImageOutputFormat(
2768        OMX_COLOR_FORMATTYPE format, OMX_U32 width, OMX_U32 height) {
2769    CODEC_LOGV("setImageOutputFormat(%ld, %ld)", width, height);
2770
2771#if 0
2772    OMX_INDEXTYPE index;
2773    status_t err = mOMX->get_extension_index(
2774            mNode, "OMX.TI.JPEG.decode.Config.OutputColorFormat", &index);
2775    CHECK_EQ(err, OK);
2776
2777    err = mOMX->set_config(mNode, index, &format, sizeof(format));
2778    CHECK_EQ(err, OK);
2779#endif
2780
2781    OMX_PARAM_PORTDEFINITIONTYPE def;
2782    InitOMXParams(&def);
2783    def.nPortIndex = kPortIndexOutput;
2784
2785    status_t err = mOMX->getParameter(
2786            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
2787    CHECK_EQ(err, OK);
2788
2789    CHECK_EQ(def.eDomain, OMX_PortDomainImage);
2790
2791    OMX_IMAGE_PORTDEFINITIONTYPE *imageDef = &def.format.image;
2792
2793    CHECK_EQ(imageDef->eCompressionFormat, OMX_IMAGE_CodingUnused);
2794    imageDef->eColorFormat = format;
2795    imageDef->nFrameWidth = width;
2796    imageDef->nFrameHeight = height;
2797
2798    switch (format) {
2799        case OMX_COLOR_FormatYUV420PackedPlanar:
2800        case OMX_COLOR_FormatYUV411Planar:
2801        {
2802            def.nBufferSize = (width * height * 3) / 2;
2803            break;
2804        }
2805
2806        case OMX_COLOR_FormatCbYCrY:
2807        {
2808            def.nBufferSize = width * height * 2;
2809            break;
2810        }
2811
2812        case OMX_COLOR_Format32bitARGB8888:
2813        {
2814            def.nBufferSize = width * height * 4;
2815            break;
2816        }
2817
2818        case OMX_COLOR_Format16bitARGB4444:
2819        case OMX_COLOR_Format16bitARGB1555:
2820        case OMX_COLOR_Format16bitRGB565:
2821        case OMX_COLOR_Format16bitBGR565:
2822        {
2823            def.nBufferSize = width * height * 2;
2824            break;
2825        }
2826
2827        default:
2828            CHECK(!"Should not be here. Unknown color format.");
2829            break;
2830    }
2831
2832    def.nBufferCountActual = def.nBufferCountMin;
2833
2834    err = mOMX->setParameter(
2835            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
2836    CHECK_EQ(err, OK);
2837}
2838
2839void OMXCodec::setJPEGInputFormat(
2840        OMX_U32 width, OMX_U32 height, OMX_U32 compressedSize) {
2841    OMX_PARAM_PORTDEFINITIONTYPE def;
2842    InitOMXParams(&def);
2843    def.nPortIndex = kPortIndexInput;
2844
2845    status_t err = mOMX->getParameter(
2846            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
2847    CHECK_EQ(err, OK);
2848
2849    CHECK_EQ(def.eDomain, OMX_PortDomainImage);
2850    OMX_IMAGE_PORTDEFINITIONTYPE *imageDef = &def.format.image;
2851
2852    CHECK_EQ(imageDef->eCompressionFormat, OMX_IMAGE_CodingJPEG);
2853    imageDef->nFrameWidth = width;
2854    imageDef->nFrameHeight = height;
2855
2856    def.nBufferSize = compressedSize;
2857    def.nBufferCountActual = def.nBufferCountMin;
2858
2859    err = mOMX->setParameter(
2860            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
2861    CHECK_EQ(err, OK);
2862}
2863
2864void OMXCodec::addCodecSpecificData(const void *data, size_t size) {
2865    CodecSpecificData *specific =
2866        (CodecSpecificData *)malloc(sizeof(CodecSpecificData) + size - 1);
2867
2868    specific->mSize = size;
2869    memcpy(specific->mData, data, size);
2870
2871    mCodecSpecificData.push(specific);
2872}
2873
2874void OMXCodec::clearCodecSpecificData() {
2875    for (size_t i = 0; i < mCodecSpecificData.size(); ++i) {
2876        free(mCodecSpecificData.editItemAt(i));
2877    }
2878    mCodecSpecificData.clear();
2879    mCodecSpecificDataIndex = 0;
2880}
2881
2882status_t OMXCodec::start(MetaData *meta) {
2883    Mutex::Autolock autoLock(mLock);
2884
2885    if (mState != LOADED) {
2886        return UNKNOWN_ERROR;
2887    }
2888
2889    sp<MetaData> params = new MetaData;
2890    if (mQuirks & kWantsNALFragments) {
2891        params->setInt32(kKeyWantsNALFragments, true);
2892    }
2893    if (meta) {
2894        int64_t startTimeUs = 0;
2895        int64_t timeUs;
2896        if (meta->findInt64(kKeyTime, &timeUs)) {
2897            startTimeUs = timeUs;
2898        }
2899        params->setInt64(kKeyTime, startTimeUs);
2900    }
2901    status_t err = mSource->start(params.get());
2902
2903    if (err != OK) {
2904        return err;
2905    }
2906
2907    mCodecSpecificDataIndex = 0;
2908    mInitialBufferSubmit = true;
2909    mSignalledEOS = false;
2910    mNoMoreOutputData = false;
2911    mOutputPortSettingsHaveChanged = false;
2912    mSeekTimeUs = -1;
2913    mSeekMode = ReadOptions::SEEK_CLOSEST_SYNC;
2914    mTargetTimeUs = -1;
2915    mFilledBuffers.clear();
2916    mPaused = false;
2917
2918    return init();
2919}
2920
2921status_t OMXCodec::stop() {
2922    CODEC_LOGV("stop mState=%d", mState);
2923
2924    Mutex::Autolock autoLock(mLock);
2925
2926    while (isIntermediateState(mState)) {
2927        mAsyncCompletion.wait(mLock);
2928    }
2929
2930    switch (mState) {
2931        case LOADED:
2932        case ERROR:
2933            break;
2934
2935        case EXECUTING:
2936        {
2937            setState(EXECUTING_TO_IDLE);
2938
2939            if (mQuirks & kRequiresFlushBeforeShutdown) {
2940                CODEC_LOGV("This component requires a flush before transitioning "
2941                     "from EXECUTING to IDLE...");
2942
2943                bool emulateInputFlushCompletion =
2944                    !flushPortAsync(kPortIndexInput);
2945
2946                bool emulateOutputFlushCompletion =
2947                    !flushPortAsync(kPortIndexOutput);
2948
2949                if (emulateInputFlushCompletion) {
2950                    onCmdComplete(OMX_CommandFlush, kPortIndexInput);
2951                }
2952
2953                if (emulateOutputFlushCompletion) {
2954                    onCmdComplete(OMX_CommandFlush, kPortIndexOutput);
2955                }
2956            } else {
2957                mPortStatus[kPortIndexInput] = SHUTTING_DOWN;
2958                mPortStatus[kPortIndexOutput] = SHUTTING_DOWN;
2959
2960                status_t err =
2961                    mOMX->sendCommand(mNode, OMX_CommandStateSet, OMX_StateIdle);
2962                CHECK_EQ(err, OK);
2963            }
2964
2965            while (mState != LOADED && mState != ERROR) {
2966                mAsyncCompletion.wait(mLock);
2967            }
2968
2969            break;
2970        }
2971
2972        default:
2973        {
2974            CHECK(!"should not be here.");
2975            break;
2976        }
2977    }
2978
2979    if (mLeftOverBuffer) {
2980        mLeftOverBuffer->release();
2981        mLeftOverBuffer = NULL;
2982    }
2983
2984    mSource->stop();
2985
2986    CODEC_LOGV("stopped");
2987
2988    return OK;
2989}
2990
2991sp<MetaData> OMXCodec::getFormat() {
2992    Mutex::Autolock autoLock(mLock);
2993
2994    return mOutputFormat;
2995}
2996
2997status_t OMXCodec::read(
2998        MediaBuffer **buffer, const ReadOptions *options) {
2999    *buffer = NULL;
3000
3001    Mutex::Autolock autoLock(mLock);
3002
3003    if (mState != EXECUTING && mState != RECONFIGURING) {
3004        return UNKNOWN_ERROR;
3005    }
3006
3007    bool seeking = false;
3008    int64_t seekTimeUs;
3009    ReadOptions::SeekMode seekMode;
3010    if (options && options->getSeekTo(&seekTimeUs, &seekMode)) {
3011        seeking = true;
3012    }
3013    int64_t skipTimeUs;
3014    if (options && options->getSkipFrame(&skipTimeUs)) {
3015        mSkipTimeUs = skipTimeUs;
3016    } else {
3017        mSkipTimeUs = -1;
3018    }
3019
3020    if (mInitialBufferSubmit) {
3021        mInitialBufferSubmit = false;
3022
3023        if (seeking) {
3024            CHECK(seekTimeUs >= 0);
3025            mSeekTimeUs = seekTimeUs;
3026            mSeekMode = seekMode;
3027
3028            // There's no reason to trigger the code below, there's
3029            // nothing to flush yet.
3030            seeking = false;
3031            mPaused = false;
3032        }
3033
3034        drainInputBuffers();
3035
3036        if (mState == EXECUTING) {
3037            // Otherwise mState == RECONFIGURING and this code will trigger
3038            // after the output port is reenabled.
3039            fillOutputBuffers();
3040        }
3041    }
3042
3043    if (seeking) {
3044        CODEC_LOGV("seeking to %lld us (%.2f secs)", seekTimeUs, seekTimeUs / 1E6);
3045
3046        mSignalledEOS = false;
3047
3048        CHECK(seekTimeUs >= 0);
3049        mSeekTimeUs = seekTimeUs;
3050        mSeekMode = seekMode;
3051
3052        mFilledBuffers.clear();
3053
3054        CHECK_EQ(mState, EXECUTING);
3055
3056        bool emulateInputFlushCompletion = !flushPortAsync(kPortIndexInput);
3057        bool emulateOutputFlushCompletion = !flushPortAsync(kPortIndexOutput);
3058
3059        if (emulateInputFlushCompletion) {
3060            onCmdComplete(OMX_CommandFlush, kPortIndexInput);
3061        }
3062
3063        if (emulateOutputFlushCompletion) {
3064            onCmdComplete(OMX_CommandFlush, kPortIndexOutput);
3065        }
3066
3067        while (mSeekTimeUs >= 0) {
3068            mBufferFilled.wait(mLock);
3069        }
3070    }
3071
3072    while (mState != ERROR && !mNoMoreOutputData && mFilledBuffers.empty()) {
3073        mBufferFilled.wait(mLock);
3074    }
3075
3076    if (mState == ERROR) {
3077        return UNKNOWN_ERROR;
3078    }
3079
3080    if (mFilledBuffers.empty()) {
3081        return mSignalledEOS ? mFinalStatus : ERROR_END_OF_STREAM;
3082    }
3083
3084    if (mOutputPortSettingsHaveChanged) {
3085        mOutputPortSettingsHaveChanged = false;
3086
3087        return INFO_FORMAT_CHANGED;
3088    }
3089
3090    size_t index = *mFilledBuffers.begin();
3091    mFilledBuffers.erase(mFilledBuffers.begin());
3092
3093    BufferInfo *info = &mPortBuffers[kPortIndexOutput].editItemAt(index);
3094    info->mMediaBuffer->add_ref();
3095    *buffer = info->mMediaBuffer;
3096
3097    return OK;
3098}
3099
3100void OMXCodec::signalBufferReturned(MediaBuffer *buffer) {
3101    Mutex::Autolock autoLock(mLock);
3102
3103    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexOutput];
3104    for (size_t i = 0; i < buffers->size(); ++i) {
3105        BufferInfo *info = &buffers->editItemAt(i);
3106
3107        if (info->mMediaBuffer == buffer) {
3108            CHECK_EQ(mPortStatus[kPortIndexOutput], ENABLED);
3109            fillOutputBuffer(info);
3110            return;
3111        }
3112    }
3113
3114    CHECK(!"should not be here.");
3115}
3116
3117static const char *imageCompressionFormatString(OMX_IMAGE_CODINGTYPE type) {
3118    static const char *kNames[] = {
3119        "OMX_IMAGE_CodingUnused",
3120        "OMX_IMAGE_CodingAutoDetect",
3121        "OMX_IMAGE_CodingJPEG",
3122        "OMX_IMAGE_CodingJPEG2K",
3123        "OMX_IMAGE_CodingEXIF",
3124        "OMX_IMAGE_CodingTIFF",
3125        "OMX_IMAGE_CodingGIF",
3126        "OMX_IMAGE_CodingPNG",
3127        "OMX_IMAGE_CodingLZW",
3128        "OMX_IMAGE_CodingBMP",
3129    };
3130
3131    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
3132
3133    if (type < 0 || (size_t)type >= numNames) {
3134        return "UNKNOWN";
3135    } else {
3136        return kNames[type];
3137    }
3138}
3139
3140static const char *colorFormatString(OMX_COLOR_FORMATTYPE type) {
3141    static const char *kNames[] = {
3142        "OMX_COLOR_FormatUnused",
3143        "OMX_COLOR_FormatMonochrome",
3144        "OMX_COLOR_Format8bitRGB332",
3145        "OMX_COLOR_Format12bitRGB444",
3146        "OMX_COLOR_Format16bitARGB4444",
3147        "OMX_COLOR_Format16bitARGB1555",
3148        "OMX_COLOR_Format16bitRGB565",
3149        "OMX_COLOR_Format16bitBGR565",
3150        "OMX_COLOR_Format18bitRGB666",
3151        "OMX_COLOR_Format18bitARGB1665",
3152        "OMX_COLOR_Format19bitARGB1666",
3153        "OMX_COLOR_Format24bitRGB888",
3154        "OMX_COLOR_Format24bitBGR888",
3155        "OMX_COLOR_Format24bitARGB1887",
3156        "OMX_COLOR_Format25bitARGB1888",
3157        "OMX_COLOR_Format32bitBGRA8888",
3158        "OMX_COLOR_Format32bitARGB8888",
3159        "OMX_COLOR_FormatYUV411Planar",
3160        "OMX_COLOR_FormatYUV411PackedPlanar",
3161        "OMX_COLOR_FormatYUV420Planar",
3162        "OMX_COLOR_FormatYUV420PackedPlanar",
3163        "OMX_COLOR_FormatYUV420SemiPlanar",
3164        "OMX_COLOR_FormatYUV422Planar",
3165        "OMX_COLOR_FormatYUV422PackedPlanar",
3166        "OMX_COLOR_FormatYUV422SemiPlanar",
3167        "OMX_COLOR_FormatYCbYCr",
3168        "OMX_COLOR_FormatYCrYCb",
3169        "OMX_COLOR_FormatCbYCrY",
3170        "OMX_COLOR_FormatCrYCbY",
3171        "OMX_COLOR_FormatYUV444Interleaved",
3172        "OMX_COLOR_FormatRawBayer8bit",
3173        "OMX_COLOR_FormatRawBayer10bit",
3174        "OMX_COLOR_FormatRawBayer8bitcompressed",
3175        "OMX_COLOR_FormatL2",
3176        "OMX_COLOR_FormatL4",
3177        "OMX_COLOR_FormatL8",
3178        "OMX_COLOR_FormatL16",
3179        "OMX_COLOR_FormatL24",
3180        "OMX_COLOR_FormatL32",
3181        "OMX_COLOR_FormatYUV420PackedSemiPlanar",
3182        "OMX_COLOR_FormatYUV422PackedSemiPlanar",
3183        "OMX_COLOR_Format18BitBGR666",
3184        "OMX_COLOR_Format24BitARGB6666",
3185        "OMX_COLOR_Format24BitABGR6666",
3186    };
3187
3188    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
3189
3190    if (type == OMX_QCOM_COLOR_FormatYVU420SemiPlanar) {
3191        return "OMX_QCOM_COLOR_FormatYVU420SemiPlanar";
3192    } else if (type < 0 || (size_t)type >= numNames) {
3193        return "UNKNOWN";
3194    } else {
3195        return kNames[type];
3196    }
3197}
3198
3199static const char *videoCompressionFormatString(OMX_VIDEO_CODINGTYPE type) {
3200    static const char *kNames[] = {
3201        "OMX_VIDEO_CodingUnused",
3202        "OMX_VIDEO_CodingAutoDetect",
3203        "OMX_VIDEO_CodingMPEG2",
3204        "OMX_VIDEO_CodingH263",
3205        "OMX_VIDEO_CodingMPEG4",
3206        "OMX_VIDEO_CodingWMV",
3207        "OMX_VIDEO_CodingRV",
3208        "OMX_VIDEO_CodingAVC",
3209        "OMX_VIDEO_CodingMJPEG",
3210    };
3211
3212    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
3213
3214    if (type < 0 || (size_t)type >= numNames) {
3215        return "UNKNOWN";
3216    } else {
3217        return kNames[type];
3218    }
3219}
3220
3221static const char *audioCodingTypeString(OMX_AUDIO_CODINGTYPE type) {
3222    static const char *kNames[] = {
3223        "OMX_AUDIO_CodingUnused",
3224        "OMX_AUDIO_CodingAutoDetect",
3225        "OMX_AUDIO_CodingPCM",
3226        "OMX_AUDIO_CodingADPCM",
3227        "OMX_AUDIO_CodingAMR",
3228        "OMX_AUDIO_CodingGSMFR",
3229        "OMX_AUDIO_CodingGSMEFR",
3230        "OMX_AUDIO_CodingGSMHR",
3231        "OMX_AUDIO_CodingPDCFR",
3232        "OMX_AUDIO_CodingPDCEFR",
3233        "OMX_AUDIO_CodingPDCHR",
3234        "OMX_AUDIO_CodingTDMAFR",
3235        "OMX_AUDIO_CodingTDMAEFR",
3236        "OMX_AUDIO_CodingQCELP8",
3237        "OMX_AUDIO_CodingQCELP13",
3238        "OMX_AUDIO_CodingEVRC",
3239        "OMX_AUDIO_CodingSMV",
3240        "OMX_AUDIO_CodingG711",
3241        "OMX_AUDIO_CodingG723",
3242        "OMX_AUDIO_CodingG726",
3243        "OMX_AUDIO_CodingG729",
3244        "OMX_AUDIO_CodingAAC",
3245        "OMX_AUDIO_CodingMP3",
3246        "OMX_AUDIO_CodingSBC",
3247        "OMX_AUDIO_CodingVORBIS",
3248        "OMX_AUDIO_CodingWMA",
3249        "OMX_AUDIO_CodingRA",
3250        "OMX_AUDIO_CodingMIDI",
3251    };
3252
3253    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
3254
3255    if (type < 0 || (size_t)type >= numNames) {
3256        return "UNKNOWN";
3257    } else {
3258        return kNames[type];
3259    }
3260}
3261
3262static const char *audioPCMModeString(OMX_AUDIO_PCMMODETYPE type) {
3263    static const char *kNames[] = {
3264        "OMX_AUDIO_PCMModeLinear",
3265        "OMX_AUDIO_PCMModeALaw",
3266        "OMX_AUDIO_PCMModeMULaw",
3267    };
3268
3269    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
3270
3271    if (type < 0 || (size_t)type >= numNames) {
3272        return "UNKNOWN";
3273    } else {
3274        return kNames[type];
3275    }
3276}
3277
3278static const char *amrBandModeString(OMX_AUDIO_AMRBANDMODETYPE type) {
3279    static const char *kNames[] = {
3280        "OMX_AUDIO_AMRBandModeUnused",
3281        "OMX_AUDIO_AMRBandModeNB0",
3282        "OMX_AUDIO_AMRBandModeNB1",
3283        "OMX_AUDIO_AMRBandModeNB2",
3284        "OMX_AUDIO_AMRBandModeNB3",
3285        "OMX_AUDIO_AMRBandModeNB4",
3286        "OMX_AUDIO_AMRBandModeNB5",
3287        "OMX_AUDIO_AMRBandModeNB6",
3288        "OMX_AUDIO_AMRBandModeNB7",
3289        "OMX_AUDIO_AMRBandModeWB0",
3290        "OMX_AUDIO_AMRBandModeWB1",
3291        "OMX_AUDIO_AMRBandModeWB2",
3292        "OMX_AUDIO_AMRBandModeWB3",
3293        "OMX_AUDIO_AMRBandModeWB4",
3294        "OMX_AUDIO_AMRBandModeWB5",
3295        "OMX_AUDIO_AMRBandModeWB6",
3296        "OMX_AUDIO_AMRBandModeWB7",
3297        "OMX_AUDIO_AMRBandModeWB8",
3298    };
3299
3300    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
3301
3302    if (type < 0 || (size_t)type >= numNames) {
3303        return "UNKNOWN";
3304    } else {
3305        return kNames[type];
3306    }
3307}
3308
3309static const char *amrFrameFormatString(OMX_AUDIO_AMRFRAMEFORMATTYPE type) {
3310    static const char *kNames[] = {
3311        "OMX_AUDIO_AMRFrameFormatConformance",
3312        "OMX_AUDIO_AMRFrameFormatIF1",
3313        "OMX_AUDIO_AMRFrameFormatIF2",
3314        "OMX_AUDIO_AMRFrameFormatFSF",
3315        "OMX_AUDIO_AMRFrameFormatRTPPayload",
3316        "OMX_AUDIO_AMRFrameFormatITU",
3317    };
3318
3319    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
3320
3321    if (type < 0 || (size_t)type >= numNames) {
3322        return "UNKNOWN";
3323    } else {
3324        return kNames[type];
3325    }
3326}
3327
3328void OMXCodec::dumpPortStatus(OMX_U32 portIndex) {
3329    OMX_PARAM_PORTDEFINITIONTYPE def;
3330    InitOMXParams(&def);
3331    def.nPortIndex = portIndex;
3332
3333    status_t err = mOMX->getParameter(
3334            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
3335    CHECK_EQ(err, OK);
3336
3337    printf("%s Port = {\n", portIndex == kPortIndexInput ? "Input" : "Output");
3338
3339    CHECK((portIndex == kPortIndexInput && def.eDir == OMX_DirInput)
3340          || (portIndex == kPortIndexOutput && def.eDir == OMX_DirOutput));
3341
3342    printf("  nBufferCountActual = %ld\n", def.nBufferCountActual);
3343    printf("  nBufferCountMin = %ld\n", def.nBufferCountMin);
3344    printf("  nBufferSize = %ld\n", def.nBufferSize);
3345
3346    switch (def.eDomain) {
3347        case OMX_PortDomainImage:
3348        {
3349            const OMX_IMAGE_PORTDEFINITIONTYPE *imageDef = &def.format.image;
3350
3351            printf("\n");
3352            printf("  // Image\n");
3353            printf("  nFrameWidth = %ld\n", imageDef->nFrameWidth);
3354            printf("  nFrameHeight = %ld\n", imageDef->nFrameHeight);
3355            printf("  nStride = %ld\n", imageDef->nStride);
3356
3357            printf("  eCompressionFormat = %s\n",
3358                   imageCompressionFormatString(imageDef->eCompressionFormat));
3359
3360            printf("  eColorFormat = %s\n",
3361                   colorFormatString(imageDef->eColorFormat));
3362
3363            break;
3364        }
3365
3366        case OMX_PortDomainVideo:
3367        {
3368            OMX_VIDEO_PORTDEFINITIONTYPE *videoDef = &def.format.video;
3369
3370            printf("\n");
3371            printf("  // Video\n");
3372            printf("  nFrameWidth = %ld\n", videoDef->nFrameWidth);
3373            printf("  nFrameHeight = %ld\n", videoDef->nFrameHeight);
3374            printf("  nStride = %ld\n", videoDef->nStride);
3375
3376            printf("  eCompressionFormat = %s\n",
3377                   videoCompressionFormatString(videoDef->eCompressionFormat));
3378
3379            printf("  eColorFormat = %s\n",
3380                   colorFormatString(videoDef->eColorFormat));
3381
3382            break;
3383        }
3384
3385        case OMX_PortDomainAudio:
3386        {
3387            OMX_AUDIO_PORTDEFINITIONTYPE *audioDef = &def.format.audio;
3388
3389            printf("\n");
3390            printf("  // Audio\n");
3391            printf("  eEncoding = %s\n",
3392                   audioCodingTypeString(audioDef->eEncoding));
3393
3394            if (audioDef->eEncoding == OMX_AUDIO_CodingPCM) {
3395                OMX_AUDIO_PARAM_PCMMODETYPE params;
3396                InitOMXParams(&params);
3397                params.nPortIndex = portIndex;
3398
3399                err = mOMX->getParameter(
3400                        mNode, OMX_IndexParamAudioPcm, &params, sizeof(params));
3401                CHECK_EQ(err, OK);
3402
3403                printf("  nSamplingRate = %ld\n", params.nSamplingRate);
3404                printf("  nChannels = %ld\n", params.nChannels);
3405                printf("  bInterleaved = %d\n", params.bInterleaved);
3406                printf("  nBitPerSample = %ld\n", params.nBitPerSample);
3407
3408                printf("  eNumData = %s\n",
3409                       params.eNumData == OMX_NumericalDataSigned
3410                        ? "signed" : "unsigned");
3411
3412                printf("  ePCMMode = %s\n", audioPCMModeString(params.ePCMMode));
3413            } else if (audioDef->eEncoding == OMX_AUDIO_CodingAMR) {
3414                OMX_AUDIO_PARAM_AMRTYPE amr;
3415                InitOMXParams(&amr);
3416                amr.nPortIndex = portIndex;
3417
3418                err = mOMX->getParameter(
3419                        mNode, OMX_IndexParamAudioAmr, &amr, sizeof(amr));
3420                CHECK_EQ(err, OK);
3421
3422                printf("  nChannels = %ld\n", amr.nChannels);
3423                printf("  eAMRBandMode = %s\n",
3424                        amrBandModeString(amr.eAMRBandMode));
3425                printf("  eAMRFrameFormat = %s\n",
3426                        amrFrameFormatString(amr.eAMRFrameFormat));
3427            }
3428
3429            break;
3430        }
3431
3432        default:
3433        {
3434            printf("  // Unknown\n");
3435            break;
3436        }
3437    }
3438
3439    printf("}\n");
3440}
3441
3442void OMXCodec::initOutputFormat(const sp<MetaData> &inputFormat) {
3443    mOutputFormat = new MetaData;
3444    mOutputFormat->setCString(kKeyDecoderComponent, mComponentName);
3445    if (mIsEncoder) {
3446        int32_t timeScale;
3447        if (inputFormat->findInt32(kKeyTimeScale, &timeScale)) {
3448            mOutputFormat->setInt32(kKeyTimeScale, timeScale);
3449        }
3450    }
3451
3452    OMX_PARAM_PORTDEFINITIONTYPE def;
3453    InitOMXParams(&def);
3454    def.nPortIndex = kPortIndexOutput;
3455
3456    status_t err = mOMX->getParameter(
3457            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
3458    CHECK_EQ(err, OK);
3459
3460    switch (def.eDomain) {
3461        case OMX_PortDomainImage:
3462        {
3463            OMX_IMAGE_PORTDEFINITIONTYPE *imageDef = &def.format.image;
3464            CHECK_EQ(imageDef->eCompressionFormat, OMX_IMAGE_CodingUnused);
3465
3466            mOutputFormat->setCString(kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_RAW);
3467            mOutputFormat->setInt32(kKeyColorFormat, imageDef->eColorFormat);
3468            mOutputFormat->setInt32(kKeyWidth, imageDef->nFrameWidth);
3469            mOutputFormat->setInt32(kKeyHeight, imageDef->nFrameHeight);
3470            break;
3471        }
3472
3473        case OMX_PortDomainAudio:
3474        {
3475            OMX_AUDIO_PORTDEFINITIONTYPE *audio_def = &def.format.audio;
3476
3477            if (audio_def->eEncoding == OMX_AUDIO_CodingPCM) {
3478                OMX_AUDIO_PARAM_PCMMODETYPE params;
3479                InitOMXParams(&params);
3480                params.nPortIndex = kPortIndexOutput;
3481
3482                err = mOMX->getParameter(
3483                        mNode, OMX_IndexParamAudioPcm, &params, sizeof(params));
3484                CHECK_EQ(err, OK);
3485
3486                CHECK_EQ(params.eNumData, OMX_NumericalDataSigned);
3487                CHECK_EQ(params.nBitPerSample, 16);
3488                CHECK_EQ(params.ePCMMode, OMX_AUDIO_PCMModeLinear);
3489
3490                int32_t numChannels, sampleRate;
3491                inputFormat->findInt32(kKeyChannelCount, &numChannels);
3492                inputFormat->findInt32(kKeySampleRate, &sampleRate);
3493
3494                if ((OMX_U32)numChannels != params.nChannels) {
3495                    LOGW("Codec outputs a different number of channels than "
3496                         "the input stream contains (contains %d channels, "
3497                         "codec outputs %ld channels).",
3498                         numChannels, params.nChannels);
3499                }
3500
3501                mOutputFormat->setCString(
3502                        kKeyMIMEType, MEDIA_MIMETYPE_AUDIO_RAW);
3503
3504                // Use the codec-advertised number of channels, as some
3505                // codecs appear to output stereo even if the input data is
3506                // mono. If we know the codec lies about this information,
3507                // use the actual number of channels instead.
3508                mOutputFormat->setInt32(
3509                        kKeyChannelCount,
3510                        (mQuirks & kDecoderLiesAboutNumberOfChannels)
3511                            ? numChannels : params.nChannels);
3512
3513                // The codec-reported sampleRate is not reliable...
3514                mOutputFormat->setInt32(kKeySampleRate, sampleRate);
3515            } else if (audio_def->eEncoding == OMX_AUDIO_CodingAMR) {
3516                OMX_AUDIO_PARAM_AMRTYPE amr;
3517                InitOMXParams(&amr);
3518                amr.nPortIndex = kPortIndexOutput;
3519
3520                err = mOMX->getParameter(
3521                        mNode, OMX_IndexParamAudioAmr, &amr, sizeof(amr));
3522                CHECK_EQ(err, OK);
3523
3524                CHECK_EQ(amr.nChannels, 1);
3525                mOutputFormat->setInt32(kKeyChannelCount, 1);
3526
3527                if (amr.eAMRBandMode >= OMX_AUDIO_AMRBandModeNB0
3528                    && amr.eAMRBandMode <= OMX_AUDIO_AMRBandModeNB7) {
3529                    mOutputFormat->setCString(
3530                            kKeyMIMEType, MEDIA_MIMETYPE_AUDIO_AMR_NB);
3531                    mOutputFormat->setInt32(kKeySampleRate, 8000);
3532                } else if (amr.eAMRBandMode >= OMX_AUDIO_AMRBandModeWB0
3533                            && amr.eAMRBandMode <= OMX_AUDIO_AMRBandModeWB8) {
3534                    mOutputFormat->setCString(
3535                            kKeyMIMEType, MEDIA_MIMETYPE_AUDIO_AMR_WB);
3536                    mOutputFormat->setInt32(kKeySampleRate, 16000);
3537                } else {
3538                    CHECK(!"Unknown AMR band mode.");
3539                }
3540            } else if (audio_def->eEncoding == OMX_AUDIO_CodingAAC) {
3541                mOutputFormat->setCString(
3542                        kKeyMIMEType, MEDIA_MIMETYPE_AUDIO_AAC);
3543                int32_t numChannels, sampleRate, bitRate;
3544                inputFormat->findInt32(kKeyChannelCount, &numChannels);
3545                inputFormat->findInt32(kKeySampleRate, &sampleRate);
3546                inputFormat->findInt32(kKeyBitRate, &bitRate);
3547                mOutputFormat->setInt32(kKeyChannelCount, numChannels);
3548                mOutputFormat->setInt32(kKeySampleRate, sampleRate);
3549                mOutputFormat->setInt32(kKeyBitRate, bitRate);
3550            } else {
3551                CHECK(!"Should not be here. Unknown audio encoding.");
3552            }
3553            break;
3554        }
3555
3556        case OMX_PortDomainVideo:
3557        {
3558            OMX_VIDEO_PORTDEFINITIONTYPE *video_def = &def.format.video;
3559
3560            if (video_def->eCompressionFormat == OMX_VIDEO_CodingUnused) {
3561                mOutputFormat->setCString(
3562                        kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_RAW);
3563            } else if (video_def->eCompressionFormat == OMX_VIDEO_CodingMPEG4) {
3564                mOutputFormat->setCString(
3565                        kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_MPEG4);
3566            } else if (video_def->eCompressionFormat == OMX_VIDEO_CodingH263) {
3567                mOutputFormat->setCString(
3568                        kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_H263);
3569            } else if (video_def->eCompressionFormat == OMX_VIDEO_CodingAVC) {
3570                mOutputFormat->setCString(
3571                        kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_AVC);
3572            } else {
3573                CHECK(!"Unknown compression format.");
3574            }
3575
3576            if (!strcmp(mComponentName, "OMX.PV.avcdec")) {
3577                // This component appears to be lying to me.
3578                mOutputFormat->setInt32(
3579                        kKeyWidth, (video_def->nFrameWidth + 15) & -16);
3580                mOutputFormat->setInt32(
3581                        kKeyHeight, (video_def->nFrameHeight + 15) & -16);
3582            } else {
3583                mOutputFormat->setInt32(kKeyWidth, video_def->nFrameWidth);
3584                mOutputFormat->setInt32(kKeyHeight, video_def->nFrameHeight);
3585            }
3586
3587            mOutputFormat->setInt32(kKeyColorFormat, video_def->eColorFormat);
3588            break;
3589        }
3590
3591        default:
3592        {
3593            CHECK(!"should not be here, neither audio nor video.");
3594            break;
3595        }
3596    }
3597}
3598
3599status_t OMXCodec::pause() {
3600    Mutex::Autolock autoLock(mLock);
3601
3602    mPaused = true;
3603
3604    return OK;
3605}
3606
3607////////////////////////////////////////////////////////////////////////////////
3608
3609status_t QueryCodecs(
3610        const sp<IOMX> &omx,
3611        const char *mime, bool queryDecoders,
3612        Vector<CodecCapabilities> *results) {
3613    results->clear();
3614
3615    for (int index = 0;; ++index) {
3616        const char *componentName;
3617
3618        if (!queryDecoders) {
3619            componentName = GetCodec(
3620                    kEncoderInfo, sizeof(kEncoderInfo) / sizeof(kEncoderInfo[0]),
3621                    mime, index);
3622        } else {
3623            componentName = GetCodec(
3624                    kDecoderInfo, sizeof(kDecoderInfo) / sizeof(kDecoderInfo[0]),
3625                    mime, index);
3626        }
3627
3628        if (!componentName) {
3629            return OK;
3630        }
3631
3632        if (strncmp(componentName, "OMX.", 4)) {
3633            // Not an OpenMax component but a software codec.
3634
3635            results->push();
3636            CodecCapabilities *caps = &results->editItemAt(results->size() - 1);
3637            caps->mComponentName = componentName;
3638
3639            continue;
3640        }
3641
3642        sp<OMXCodecObserver> observer = new OMXCodecObserver;
3643        IOMX::node_id node;
3644        status_t err = omx->allocateNode(componentName, observer, &node);
3645
3646        if (err != OK) {
3647            continue;
3648        }
3649
3650        OMXCodec::setComponentRole(omx, node, !queryDecoders, mime);
3651
3652        results->push();
3653        CodecCapabilities *caps = &results->editItemAt(results->size() - 1);
3654        caps->mComponentName = componentName;
3655
3656        OMX_VIDEO_PARAM_PROFILELEVELTYPE param;
3657        InitOMXParams(&param);
3658
3659        param.nPortIndex = queryDecoders ? 0 : 1;
3660
3661        for (param.nProfileIndex = 0;; ++param.nProfileIndex) {
3662            err = omx->getParameter(
3663                    node, OMX_IndexParamVideoProfileLevelQuerySupported,
3664                    &param, sizeof(param));
3665
3666            if (err != OK) {
3667                break;
3668            }
3669
3670            CodecProfileLevel profileLevel;
3671            profileLevel.mProfile = param.eProfile;
3672            profileLevel.mLevel = param.eLevel;
3673
3674            caps->mProfileLevels.push(profileLevel);
3675        }
3676
3677        CHECK_EQ(omx->freeNode(node), OK);
3678    }
3679}
3680
3681}  // namespace android
3682