OMXCodec.cpp revision 11b72e19970f620adfb1aa458b45ff06cec77f10 
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    status_t err;
907    OMX_PARAM_PORTDEFINITIONTYPE def;
908    OMX_VIDEO_PORTDEFINITIONTYPE *video_def = &def.format.video;
909
910    //////////////////////// Input port /////////////////////////
911    CHECK_EQ(setVideoPortFormatType(
912            kPortIndexInput, OMX_VIDEO_CodingUnused,
913            colorFormat), OK);
914
915    InitOMXParams(&def);
916    def.nPortIndex = kPortIndexInput;
917
918    err = mOMX->getParameter(
919            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
920    CHECK_EQ(err, OK);
921
922    def.nBufferSize = getFrameSize(colorFormat,
923            stride > 0? stride: -stride, sliceHeight);
924
925    CHECK_EQ(def.eDomain, OMX_PortDomainVideo);
926
927    video_def->nFrameWidth = width;
928    video_def->nFrameHeight = height;
929    video_def->nStride = stride;
930    video_def->nSliceHeight = sliceHeight;
931    video_def->xFramerate = (frameRate << 16);  // Q16 format
932    video_def->eCompressionFormat = OMX_VIDEO_CodingUnused;
933    video_def->eColorFormat = colorFormat;
934
935    err = mOMX->setParameter(
936            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
937    CHECK_EQ(err, OK);
938
939    //////////////////////// Output port /////////////////////////
940    CHECK_EQ(setVideoPortFormatType(
941            kPortIndexOutput, compressionFormat, OMX_COLOR_FormatUnused),
942            OK);
943    InitOMXParams(&def);
944    def.nPortIndex = kPortIndexOutput;
945
946    err = mOMX->getParameter(
947            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
948
949    CHECK_EQ(err, OK);
950    CHECK_EQ(def.eDomain, OMX_PortDomainVideo);
951
952    video_def->nFrameWidth = width;
953    video_def->nFrameHeight = height;
954    video_def->xFramerate = 0;      // No need for output port
955    video_def->nBitrate = bitRate;  // Q16 format
956    video_def->eCompressionFormat = compressionFormat;
957    video_def->eColorFormat = OMX_COLOR_FormatUnused;
958    if (mQuirks & kRequiresLargerEncoderOutputBuffer) {
959        // Increases the output buffer size
960        def.nBufferSize = ((def.nBufferSize * 3) >> 1);
961    }
962
963    err = mOMX->setParameter(
964            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
965    CHECK_EQ(err, OK);
966
967    /////////////////// Codec-specific ////////////////////////
968    switch (compressionFormat) {
969        case OMX_VIDEO_CodingMPEG4:
970        {
971            CHECK_EQ(setupMPEG4EncoderParameters(meta), OK);
972            break;
973        }
974
975        case OMX_VIDEO_CodingH263:
976            CHECK_EQ(setupH263EncoderParameters(meta), OK);
977            break;
978
979        case OMX_VIDEO_CodingAVC:
980        {
981            CHECK_EQ(setupAVCEncoderParameters(meta), OK);
982            break;
983        }
984
985        default:
986            CHECK(!"Support for this compressionFormat to be implemented.");
987            break;
988    }
989}
990
991static OMX_U32 setPFramesSpacing(int32_t iFramesInterval, int32_t frameRate) {
992    if (iFramesInterval < 0) {
993        return 0xFFFFFFFF;
994    } else if (iFramesInterval == 0) {
995        return 0;
996    }
997    OMX_U32 ret = frameRate * iFramesInterval;
998    CHECK(ret > 1);
999    return ret;
1000}
1001
1002status_t OMXCodec::setupErrorCorrectionParameters() {
1003    OMX_VIDEO_PARAM_ERRORCORRECTIONTYPE errorCorrectionType;
1004    InitOMXParams(&errorCorrectionType);
1005    errorCorrectionType.nPortIndex = kPortIndexOutput;
1006
1007    status_t err = mOMX->getParameter(
1008            mNode, OMX_IndexParamVideoErrorCorrection,
1009            &errorCorrectionType, sizeof(errorCorrectionType));
1010    if (err != OK) {
1011        LOGW("Error correction param query is not supported");
1012        return OK;  // Optional feature. Ignore this failure
1013    }
1014
1015    errorCorrectionType.bEnableHEC = OMX_FALSE;
1016    errorCorrectionType.bEnableResync = OMX_TRUE;
1017    errorCorrectionType.nResynchMarkerSpacing = 256;
1018    errorCorrectionType.bEnableDataPartitioning = OMX_FALSE;
1019    errorCorrectionType.bEnableRVLC = OMX_FALSE;
1020
1021    err = mOMX->setParameter(
1022            mNode, OMX_IndexParamVideoErrorCorrection,
1023            &errorCorrectionType, sizeof(errorCorrectionType));
1024    if (err != OK) {
1025        LOGW("Error correction param configuration is not supported");
1026    }
1027
1028    // Optional feature. Ignore the failure.
1029    return OK;
1030}
1031
1032status_t OMXCodec::setupBitRate(int32_t bitRate) {
1033    OMX_VIDEO_PARAM_BITRATETYPE bitrateType;
1034    InitOMXParams(&bitrateType);
1035    bitrateType.nPortIndex = kPortIndexOutput;
1036
1037    status_t err = mOMX->getParameter(
1038            mNode, OMX_IndexParamVideoBitrate,
1039            &bitrateType, sizeof(bitrateType));
1040    CHECK_EQ(err, OK);
1041
1042    bitrateType.eControlRate = OMX_Video_ControlRateVariable;
1043    bitrateType.nTargetBitrate = bitRate;
1044
1045    err = mOMX->setParameter(
1046            mNode, OMX_IndexParamVideoBitrate,
1047            &bitrateType, sizeof(bitrateType));
1048    CHECK_EQ(err, OK);
1049    return OK;
1050}
1051
1052status_t OMXCodec::getVideoProfileLevel(
1053        const sp<MetaData>& meta,
1054        const CodecProfileLevel& defaultProfileLevel,
1055        CodecProfileLevel &profileLevel) {
1056    CODEC_LOGV("Default profile: %ld, level %ld",
1057            defaultProfileLevel.mProfile, defaultProfileLevel.mLevel);
1058
1059    // Are the default profile and level overwriten?
1060    int32_t profile, level;
1061    if (!meta->findInt32(kKeyVideoProfile, &profile)) {
1062        profile = defaultProfileLevel.mProfile;
1063    }
1064    if (!meta->findInt32(kKeyVideoLevel, &level)) {
1065        level = defaultProfileLevel.mLevel;
1066    }
1067    CODEC_LOGV("Target profile: %d, level: %d", profile, level);
1068
1069    // Are the target profile and level supported by the encoder?
1070    OMX_VIDEO_PARAM_PROFILELEVELTYPE param;
1071    InitOMXParams(&param);
1072    param.nPortIndex = kPortIndexOutput;
1073    for (param.nProfileIndex = 0;; ++param.nProfileIndex) {
1074        status_t err = mOMX->getParameter(
1075                mNode, OMX_IndexParamVideoProfileLevelQuerySupported,
1076                &param, sizeof(param));
1077
1078        if (err != OK) break;
1079
1080        int32_t supportedProfile = static_cast<int32_t>(param.eProfile);
1081        int32_t supportedLevel = static_cast<int32_t>(param.eLevel);
1082        CODEC_LOGV("Supported profile: %d, level %d",
1083            supportedProfile, supportedLevel);
1084
1085        if (profile == supportedProfile &&
1086            level <= supportedLevel) {
1087            // We can further check whether the level is a valid
1088            // value; but we will leave that to the omx encoder component
1089            // via OMX_SetParameter call.
1090            profileLevel.mProfile = profile;
1091            profileLevel.mLevel = level;
1092            return OK;
1093        }
1094    }
1095
1096    CODEC_LOGE("Target profile (%d) and level (%d) is not supported",
1097            profile, level);
1098    return BAD_VALUE;
1099}
1100
1101status_t OMXCodec::setupH263EncoderParameters(const sp<MetaData>& meta) {
1102    int32_t iFramesInterval, frameRate, bitRate;
1103    bool success = meta->findInt32(kKeyBitRate, &bitRate);
1104    success = success && meta->findInt32(kKeySampleRate, &frameRate);
1105    success = success && meta->findInt32(kKeyIFramesInterval, &iFramesInterval);
1106    CHECK(success);
1107    OMX_VIDEO_PARAM_H263TYPE h263type;
1108    InitOMXParams(&h263type);
1109    h263type.nPortIndex = kPortIndexOutput;
1110
1111    status_t err = mOMX->getParameter(
1112            mNode, OMX_IndexParamVideoH263, &h263type, sizeof(h263type));
1113    CHECK_EQ(err, OK);
1114
1115    h263type.nAllowedPictureTypes =
1116        OMX_VIDEO_PictureTypeI | OMX_VIDEO_PictureTypeP;
1117
1118    h263type.nPFrames = setPFramesSpacing(iFramesInterval, frameRate);
1119    if (h263type.nPFrames == 0) {
1120        h263type.nAllowedPictureTypes = OMX_VIDEO_PictureTypeI;
1121    }
1122    h263type.nBFrames = 0;
1123
1124    // Check profile and level parameters
1125    CodecProfileLevel defaultProfileLevel, profileLevel;
1126    defaultProfileLevel.mProfile = h263type.eProfile;
1127    defaultProfileLevel.mLevel = h263type.eLevel;
1128    err = getVideoProfileLevel(meta, defaultProfileLevel, profileLevel);
1129    if (err != OK) return err;
1130    h263type.eProfile = static_cast<OMX_VIDEO_H263PROFILETYPE>(profileLevel.mProfile);
1131    h263type.eLevel = static_cast<OMX_VIDEO_H263LEVELTYPE>(profileLevel.mLevel);
1132
1133    h263type.bPLUSPTYPEAllowed = OMX_FALSE;
1134    h263type.bForceRoundingTypeToZero = OMX_FALSE;
1135    h263type.nPictureHeaderRepetition = 0;
1136    h263type.nGOBHeaderInterval = 0;
1137
1138    err = mOMX->setParameter(
1139            mNode, OMX_IndexParamVideoH263, &h263type, sizeof(h263type));
1140    CHECK_EQ(err, OK);
1141
1142    CHECK_EQ(setupBitRate(bitRate), OK);
1143    CHECK_EQ(setupErrorCorrectionParameters(), OK);
1144
1145    return OK;
1146}
1147
1148status_t OMXCodec::setupMPEG4EncoderParameters(const sp<MetaData>& meta) {
1149    int32_t iFramesInterval, frameRate, bitRate;
1150    bool success = meta->findInt32(kKeyBitRate, &bitRate);
1151    success = success && meta->findInt32(kKeySampleRate, &frameRate);
1152    success = success && meta->findInt32(kKeyIFramesInterval, &iFramesInterval);
1153    CHECK(success);
1154    OMX_VIDEO_PARAM_MPEG4TYPE mpeg4type;
1155    InitOMXParams(&mpeg4type);
1156    mpeg4type.nPortIndex = kPortIndexOutput;
1157
1158    status_t err = mOMX->getParameter(
1159            mNode, OMX_IndexParamVideoMpeg4, &mpeg4type, sizeof(mpeg4type));
1160    CHECK_EQ(err, OK);
1161
1162    mpeg4type.nSliceHeaderSpacing = 0;
1163    mpeg4type.bSVH = OMX_FALSE;
1164    mpeg4type.bGov = OMX_FALSE;
1165
1166    mpeg4type.nAllowedPictureTypes =
1167        OMX_VIDEO_PictureTypeI | OMX_VIDEO_PictureTypeP;
1168
1169    mpeg4type.nPFrames = setPFramesSpacing(iFramesInterval, frameRate);
1170    if (mpeg4type.nPFrames == 0) {
1171        mpeg4type.nAllowedPictureTypes = OMX_VIDEO_PictureTypeI;
1172    }
1173    mpeg4type.nBFrames = 0;
1174    mpeg4type.nIDCVLCThreshold = 0;
1175    mpeg4type.bACPred = OMX_TRUE;
1176    mpeg4type.nMaxPacketSize = 256;
1177    mpeg4type.nTimeIncRes = 1000;
1178    mpeg4type.nHeaderExtension = 0;
1179    mpeg4type.bReversibleVLC = OMX_FALSE;
1180
1181    // Check profile and level parameters
1182    CodecProfileLevel defaultProfileLevel, profileLevel;
1183    defaultProfileLevel.mProfile = mpeg4type.eProfile;
1184    defaultProfileLevel.mLevel = mpeg4type.eLevel;
1185    err = getVideoProfileLevel(meta, defaultProfileLevel, profileLevel);
1186    if (err != OK) return err;
1187    mpeg4type.eProfile = static_cast<OMX_VIDEO_MPEG4PROFILETYPE>(profileLevel.mProfile);
1188    mpeg4type.eLevel = static_cast<OMX_VIDEO_MPEG4LEVELTYPE>(profileLevel.mLevel);
1189
1190    err = mOMX->setParameter(
1191            mNode, OMX_IndexParamVideoMpeg4, &mpeg4type, sizeof(mpeg4type));
1192    CHECK_EQ(err, OK);
1193
1194    CHECK_EQ(setupBitRate(bitRate), OK);
1195    CHECK_EQ(setupErrorCorrectionParameters(), OK);
1196
1197    return OK;
1198}
1199
1200status_t OMXCodec::setupAVCEncoderParameters(const sp<MetaData>& meta) {
1201    int32_t iFramesInterval, frameRate, bitRate;
1202    bool success = meta->findInt32(kKeyBitRate, &bitRate);
1203    success = success && meta->findInt32(kKeySampleRate, &frameRate);
1204    success = success && meta->findInt32(kKeyIFramesInterval, &iFramesInterval);
1205    CHECK(success);
1206
1207    OMX_VIDEO_PARAM_AVCTYPE h264type;
1208    InitOMXParams(&h264type);
1209    h264type.nPortIndex = kPortIndexOutput;
1210
1211    status_t err = mOMX->getParameter(
1212            mNode, OMX_IndexParamVideoAvc, &h264type, sizeof(h264type));
1213    CHECK_EQ(err, OK);
1214
1215    h264type.nAllowedPictureTypes =
1216        OMX_VIDEO_PictureTypeI | OMX_VIDEO_PictureTypeP;
1217
1218    h264type.nSliceHeaderSpacing = 0;
1219    h264type.nBFrames = 0;   // No B frames support yet
1220    h264type.nPFrames = setPFramesSpacing(iFramesInterval, frameRate);
1221    if (h264type.nPFrames == 0) {
1222        h264type.nAllowedPictureTypes = OMX_VIDEO_PictureTypeI;
1223    }
1224
1225    // Check profile and level parameters
1226    CodecProfileLevel defaultProfileLevel, profileLevel;
1227    defaultProfileLevel.mProfile = h264type.eProfile;
1228    defaultProfileLevel.mLevel = h264type.eLevel;
1229    err = getVideoProfileLevel(meta, defaultProfileLevel, profileLevel);
1230    if (err != OK) return err;
1231    h264type.eProfile = static_cast<OMX_VIDEO_AVCPROFILETYPE>(profileLevel.mProfile);
1232    h264type.eLevel = static_cast<OMX_VIDEO_AVCLEVELTYPE>(profileLevel.mLevel);
1233
1234    if (h264type.eProfile == OMX_VIDEO_AVCProfileBaseline) {
1235        h264type.bUseHadamard = OMX_TRUE;
1236        h264type.nRefFrames = 1;
1237        h264type.nRefIdx10ActiveMinus1 = 0;
1238        h264type.nRefIdx11ActiveMinus1 = 0;
1239        h264type.bEntropyCodingCABAC = OMX_FALSE;
1240        h264type.bWeightedPPrediction = OMX_FALSE;
1241        h264type.bconstIpred = OMX_FALSE;
1242        h264type.bDirect8x8Inference = OMX_FALSE;
1243        h264type.bDirectSpatialTemporal = OMX_FALSE;
1244        h264type.nCabacInitIdc = 0;
1245    }
1246
1247    if (h264type.nBFrames != 0) {
1248        h264type.nAllowedPictureTypes |= OMX_VIDEO_PictureTypeB;
1249    }
1250
1251    h264type.bEnableUEP = OMX_FALSE;
1252    h264type.bEnableFMO = OMX_FALSE;
1253    h264type.bEnableASO = OMX_FALSE;
1254    h264type.bEnableRS = OMX_FALSE;
1255    h264type.bFrameMBsOnly = OMX_TRUE;
1256    h264type.bMBAFF = OMX_FALSE;
1257    h264type.eLoopFilterMode = OMX_VIDEO_AVCLoopFilterEnable;
1258
1259    if (!strcasecmp("OMX.Nvidia.h264.encoder", mComponentName)) {
1260        h264type.eLevel = OMX_VIDEO_AVCLevelMax;
1261    }
1262
1263    err = mOMX->setParameter(
1264            mNode, OMX_IndexParamVideoAvc, &h264type, sizeof(h264type));
1265    CHECK_EQ(err, OK);
1266
1267    CHECK_EQ(setupBitRate(bitRate), OK);
1268
1269    return OK;
1270}
1271
1272status_t OMXCodec::setVideoOutputFormat(
1273        const char *mime, OMX_U32 width, OMX_U32 height) {
1274    CODEC_LOGV("setVideoOutputFormat width=%ld, height=%ld", width, height);
1275
1276    OMX_VIDEO_CODINGTYPE compressionFormat = OMX_VIDEO_CodingUnused;
1277    if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_AVC, mime)) {
1278        compressionFormat = OMX_VIDEO_CodingAVC;
1279    } else if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_MPEG4, mime)) {
1280        compressionFormat = OMX_VIDEO_CodingMPEG4;
1281    } else if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_H263, mime)) {
1282        compressionFormat = OMX_VIDEO_CodingH263;
1283    } else {
1284        LOGE("Not a supported video mime type: %s", mime);
1285        CHECK(!"Should not be here. Not a supported video mime type.");
1286    }
1287
1288    status_t err = setVideoPortFormatType(
1289            kPortIndexInput, compressionFormat, OMX_COLOR_FormatUnused);
1290
1291    if (err != OK) {
1292        return err;
1293    }
1294
1295#if 1
1296    {
1297        OMX_VIDEO_PARAM_PORTFORMATTYPE format;
1298        InitOMXParams(&format);
1299        format.nPortIndex = kPortIndexOutput;
1300        format.nIndex = 0;
1301
1302        status_t err = mOMX->getParameter(
1303                mNode, OMX_IndexParamVideoPortFormat,
1304                &format, sizeof(format));
1305        CHECK_EQ(err, OK);
1306        CHECK_EQ(format.eCompressionFormat, OMX_VIDEO_CodingUnused);
1307
1308        static const int OMX_QCOM_COLOR_FormatYVU420SemiPlanar = 0x7FA30C00;
1309
1310        CHECK(format.eColorFormat == OMX_COLOR_FormatYUV420Planar
1311               || format.eColorFormat == OMX_COLOR_FormatYUV420SemiPlanar
1312               || format.eColorFormat == OMX_COLOR_FormatCbYCrY
1313               || format.eColorFormat == OMX_QCOM_COLOR_FormatYVU420SemiPlanar);
1314
1315        err = mOMX->setParameter(
1316                mNode, OMX_IndexParamVideoPortFormat,
1317                &format, sizeof(format));
1318
1319        if (err != OK) {
1320            return err;
1321        }
1322    }
1323#endif
1324
1325    OMX_PARAM_PORTDEFINITIONTYPE def;
1326    InitOMXParams(&def);
1327    def.nPortIndex = kPortIndexInput;
1328
1329    OMX_VIDEO_PORTDEFINITIONTYPE *video_def = &def.format.video;
1330
1331    err = mOMX->getParameter(
1332            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1333
1334    CHECK_EQ(err, OK);
1335
1336#if 1
1337    // XXX Need a (much) better heuristic to compute input buffer sizes.
1338    const size_t X = 64 * 1024;
1339    if (def.nBufferSize < X) {
1340        def.nBufferSize = X;
1341    }
1342#endif
1343
1344    CHECK_EQ(def.eDomain, OMX_PortDomainVideo);
1345
1346    video_def->nFrameWidth = width;
1347    video_def->nFrameHeight = height;
1348
1349    video_def->eCompressionFormat = compressionFormat;
1350    video_def->eColorFormat = OMX_COLOR_FormatUnused;
1351
1352    err = mOMX->setParameter(
1353            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1354
1355    if (err != OK) {
1356        return err;
1357    }
1358
1359    ////////////////////////////////////////////////////////////////////////////
1360
1361    InitOMXParams(&def);
1362    def.nPortIndex = kPortIndexOutput;
1363
1364    err = mOMX->getParameter(
1365            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1366    CHECK_EQ(err, OK);
1367    CHECK_EQ(def.eDomain, OMX_PortDomainVideo);
1368
1369#if 0
1370    def.nBufferSize =
1371        (((width + 15) & -16) * ((height + 15) & -16) * 3) / 2;  // YUV420
1372#endif
1373
1374    video_def->nFrameWidth = width;
1375    video_def->nFrameHeight = height;
1376
1377    err = mOMX->setParameter(
1378            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1379
1380    return err;
1381}
1382
1383OMXCodec::OMXCodec(
1384        const sp<IOMX> &omx, IOMX::node_id node, uint32_t quirks,
1385        bool isEncoder,
1386        const char *mime,
1387        const char *componentName,
1388        const sp<MediaSource> &source)
1389    : mOMX(omx),
1390      mOMXLivesLocally(omx->livesLocally(getpid())),
1391      mNode(node),
1392      mQuirks(quirks),
1393      mIsEncoder(isEncoder),
1394      mMIME(strdup(mime)),
1395      mComponentName(strdup(componentName)),
1396      mSource(source),
1397      mCodecSpecificDataIndex(0),
1398      mState(LOADED),
1399      mInitialBufferSubmit(true),
1400      mSignalledEOS(false),
1401      mNoMoreOutputData(false),
1402      mOutputPortSettingsHaveChanged(false),
1403      mSeekTimeUs(-1),
1404      mSeekMode(ReadOptions::SEEK_CLOSEST_SYNC),
1405      mTargetTimeUs(-1),
1406      mSkipTimeUs(-1),
1407      mLeftOverBuffer(NULL),
1408      mPaused(false) {
1409    mPortStatus[kPortIndexInput] = ENABLED;
1410    mPortStatus[kPortIndexOutput] = ENABLED;
1411
1412    setComponentRole();
1413}
1414
1415// static
1416void OMXCodec::setComponentRole(
1417        const sp<IOMX> &omx, IOMX::node_id node, bool isEncoder,
1418        const char *mime) {
1419    struct MimeToRole {
1420        const char *mime;
1421        const char *decoderRole;
1422        const char *encoderRole;
1423    };
1424
1425    static const MimeToRole kMimeToRole[] = {
1426        { MEDIA_MIMETYPE_AUDIO_MPEG,
1427            "audio_decoder.mp3", "audio_encoder.mp3" },
1428        { MEDIA_MIMETYPE_AUDIO_AMR_NB,
1429            "audio_decoder.amrnb", "audio_encoder.amrnb" },
1430        { MEDIA_MIMETYPE_AUDIO_AMR_WB,
1431            "audio_decoder.amrwb", "audio_encoder.amrwb" },
1432        { MEDIA_MIMETYPE_AUDIO_AAC,
1433            "audio_decoder.aac", "audio_encoder.aac" },
1434        { MEDIA_MIMETYPE_VIDEO_AVC,
1435            "video_decoder.avc", "video_encoder.avc" },
1436        { MEDIA_MIMETYPE_VIDEO_MPEG4,
1437            "video_decoder.mpeg4", "video_encoder.mpeg4" },
1438        { MEDIA_MIMETYPE_VIDEO_H263,
1439            "video_decoder.h263", "video_encoder.h263" },
1440    };
1441
1442    static const size_t kNumMimeToRole =
1443        sizeof(kMimeToRole) / sizeof(kMimeToRole[0]);
1444
1445    size_t i;
1446    for (i = 0; i < kNumMimeToRole; ++i) {
1447        if (!strcasecmp(mime, kMimeToRole[i].mime)) {
1448            break;
1449        }
1450    }
1451
1452    if (i == kNumMimeToRole) {
1453        return;
1454    }
1455
1456    const char *role =
1457        isEncoder ? kMimeToRole[i].encoderRole
1458                  : kMimeToRole[i].decoderRole;
1459
1460    if (role != NULL) {
1461        OMX_PARAM_COMPONENTROLETYPE roleParams;
1462        InitOMXParams(&roleParams);
1463
1464        strncpy((char *)roleParams.cRole,
1465                role, OMX_MAX_STRINGNAME_SIZE - 1);
1466
1467        roleParams.cRole[OMX_MAX_STRINGNAME_SIZE - 1] = '\0';
1468
1469        status_t err = omx->setParameter(
1470                node, OMX_IndexParamStandardComponentRole,
1471                &roleParams, sizeof(roleParams));
1472
1473        if (err != OK) {
1474            LOGW("Failed to set standard component role '%s'.", role);
1475        }
1476    }
1477}
1478
1479void OMXCodec::setComponentRole() {
1480    setComponentRole(mOMX, mNode, mIsEncoder, mMIME);
1481}
1482
1483OMXCodec::~OMXCodec() {
1484    mSource.clear();
1485
1486    CHECK(mState == LOADED || mState == ERROR);
1487
1488    status_t err = mOMX->freeNode(mNode);
1489    CHECK_EQ(err, OK);
1490
1491    mNode = NULL;
1492    setState(DEAD);
1493
1494    clearCodecSpecificData();
1495
1496    free(mComponentName);
1497    mComponentName = NULL;
1498
1499    free(mMIME);
1500    mMIME = NULL;
1501}
1502
1503status_t OMXCodec::init() {
1504    // mLock is held.
1505
1506    CHECK_EQ(mState, LOADED);
1507
1508    status_t err;
1509    if (!(mQuirks & kRequiresLoadedToIdleAfterAllocation)) {
1510        err = mOMX->sendCommand(mNode, OMX_CommandStateSet, OMX_StateIdle);
1511        CHECK_EQ(err, OK);
1512        setState(LOADED_TO_IDLE);
1513    }
1514
1515    err = allocateBuffers();
1516    CHECK_EQ(err, OK);
1517
1518    if (mQuirks & kRequiresLoadedToIdleAfterAllocation) {
1519        err = mOMX->sendCommand(mNode, OMX_CommandStateSet, OMX_StateIdle);
1520        CHECK_EQ(err, OK);
1521
1522        setState(LOADED_TO_IDLE);
1523    }
1524
1525    while (mState != EXECUTING && mState != ERROR) {
1526        mAsyncCompletion.wait(mLock);
1527    }
1528
1529    return mState == ERROR ? UNKNOWN_ERROR : OK;
1530}
1531
1532// static
1533bool OMXCodec::isIntermediateState(State state) {
1534    return state == LOADED_TO_IDLE
1535        || state == IDLE_TO_EXECUTING
1536        || state == EXECUTING_TO_IDLE
1537        || state == IDLE_TO_LOADED
1538        || state == RECONFIGURING;
1539}
1540
1541status_t OMXCodec::allocateBuffers() {
1542    status_t err = allocateBuffersOnPort(kPortIndexInput);
1543
1544    if (err != OK) {
1545        return err;
1546    }
1547
1548    return allocateBuffersOnPort(kPortIndexOutput);
1549}
1550
1551status_t OMXCodec::allocateBuffersOnPort(OMX_U32 portIndex) {
1552    OMX_PARAM_PORTDEFINITIONTYPE def;
1553    InitOMXParams(&def);
1554    def.nPortIndex = portIndex;
1555
1556    status_t err = mOMX->getParameter(
1557            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1558
1559    if (err != OK) {
1560        return err;
1561    }
1562
1563    CODEC_LOGI("allocating %lu buffers of size %lu on %s port",
1564            def.nBufferCountActual, def.nBufferSize,
1565            portIndex == kPortIndexInput ? "input" : "output");
1566
1567    size_t totalSize = def.nBufferCountActual * def.nBufferSize;
1568    mDealer[portIndex] = new MemoryDealer(totalSize, "OMXCodec");
1569
1570    for (OMX_U32 i = 0; i < def.nBufferCountActual; ++i) {
1571        sp<IMemory> mem = mDealer[portIndex]->allocate(def.nBufferSize);
1572        CHECK(mem.get() != NULL);
1573
1574        BufferInfo info;
1575        info.mData = NULL;
1576        info.mSize = def.nBufferSize;
1577
1578        IOMX::buffer_id buffer;
1579        if (portIndex == kPortIndexInput
1580                && (mQuirks & kRequiresAllocateBufferOnInputPorts)) {
1581            if (mOMXLivesLocally) {
1582                mem.clear();
1583
1584                err = mOMX->allocateBuffer(
1585                        mNode, portIndex, def.nBufferSize, &buffer,
1586                        &info.mData);
1587            } else {
1588                err = mOMX->allocateBufferWithBackup(
1589                        mNode, portIndex, mem, &buffer);
1590            }
1591        } else if (portIndex == kPortIndexOutput
1592                && (mQuirks & kRequiresAllocateBufferOnOutputPorts)) {
1593            if (mOMXLivesLocally) {
1594                mem.clear();
1595
1596                err = mOMX->allocateBuffer(
1597                        mNode, portIndex, def.nBufferSize, &buffer,
1598                        &info.mData);
1599            } else {
1600                err = mOMX->allocateBufferWithBackup(
1601                        mNode, portIndex, mem, &buffer);
1602            }
1603        } else {
1604            err = mOMX->useBuffer(mNode, portIndex, mem, &buffer);
1605        }
1606
1607        if (err != OK) {
1608            LOGE("allocate_buffer_with_backup failed");
1609            return err;
1610        }
1611
1612        if (mem != NULL) {
1613            info.mData = mem->pointer();
1614        }
1615
1616        info.mBuffer = buffer;
1617        info.mOwnedByComponent = false;
1618        info.mMem = mem;
1619        info.mMediaBuffer = NULL;
1620
1621        if (portIndex == kPortIndexOutput) {
1622            if (!(mOMXLivesLocally
1623                        && (mQuirks & kRequiresAllocateBufferOnOutputPorts)
1624                        && (mQuirks & kDefersOutputBufferAllocation))) {
1625                // If the node does not fill in the buffer ptr at this time,
1626                // we will defer creating the MediaBuffer until receiving
1627                // the first FILL_BUFFER_DONE notification instead.
1628                info.mMediaBuffer = new MediaBuffer(info.mData, info.mSize);
1629                info.mMediaBuffer->setObserver(this);
1630            }
1631        }
1632
1633        mPortBuffers[portIndex].push(info);
1634
1635        CODEC_LOGV("allocated buffer %p on %s port", buffer,
1636             portIndex == kPortIndexInput ? "input" : "output");
1637    }
1638
1639    // dumpPortStatus(portIndex);
1640
1641    return OK;
1642}
1643
1644void OMXCodec::on_message(const omx_message &msg) {
1645    Mutex::Autolock autoLock(mLock);
1646
1647    switch (msg.type) {
1648        case omx_message::EVENT:
1649        {
1650            onEvent(
1651                 msg.u.event_data.event, msg.u.event_data.data1,
1652                 msg.u.event_data.data2);
1653
1654            break;
1655        }
1656
1657        case omx_message::EMPTY_BUFFER_DONE:
1658        {
1659            IOMX::buffer_id buffer = msg.u.extended_buffer_data.buffer;
1660
1661            CODEC_LOGV("EMPTY_BUFFER_DONE(buffer: %p)", buffer);
1662
1663            Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexInput];
1664            size_t i = 0;
1665            while (i < buffers->size() && (*buffers)[i].mBuffer != buffer) {
1666                ++i;
1667            }
1668
1669            CHECK(i < buffers->size());
1670            if (!(*buffers)[i].mOwnedByComponent) {
1671                LOGW("We already own input buffer %p, yet received "
1672                     "an EMPTY_BUFFER_DONE.", buffer);
1673            }
1674
1675            buffers->editItemAt(i).mOwnedByComponent = false;
1676
1677            if (mPortStatus[kPortIndexInput] == DISABLING) {
1678                CODEC_LOGV("Port is disabled, freeing buffer %p", buffer);
1679
1680                status_t err =
1681                    mOMX->freeBuffer(mNode, kPortIndexInput, buffer);
1682                CHECK_EQ(err, OK);
1683
1684                buffers->removeAt(i);
1685            } else if (mState != ERROR
1686                    && mPortStatus[kPortIndexInput] != SHUTTING_DOWN) {
1687                CHECK_EQ(mPortStatus[kPortIndexInput], ENABLED);
1688                drainInputBuffer(&buffers->editItemAt(i));
1689            }
1690            break;
1691        }
1692
1693        case omx_message::FILL_BUFFER_DONE:
1694        {
1695            IOMX::buffer_id buffer = msg.u.extended_buffer_data.buffer;
1696            OMX_U32 flags = msg.u.extended_buffer_data.flags;
1697
1698            CODEC_LOGV("FILL_BUFFER_DONE(buffer: %p, size: %ld, flags: 0x%08lx, timestamp: %lld us (%.2f secs))",
1699                 buffer,
1700                 msg.u.extended_buffer_data.range_length,
1701                 flags,
1702                 msg.u.extended_buffer_data.timestamp,
1703                 msg.u.extended_buffer_data.timestamp / 1E6);
1704
1705            Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexOutput];
1706            size_t i = 0;
1707            while (i < buffers->size() && (*buffers)[i].mBuffer != buffer) {
1708                ++i;
1709            }
1710
1711            CHECK(i < buffers->size());
1712            BufferInfo *info = &buffers->editItemAt(i);
1713
1714            if (!info->mOwnedByComponent) {
1715                LOGW("We already own output buffer %p, yet received "
1716                     "a FILL_BUFFER_DONE.", buffer);
1717            }
1718
1719            info->mOwnedByComponent = false;
1720
1721            if (mPortStatus[kPortIndexOutput] == DISABLING) {
1722                CODEC_LOGV("Port is disabled, freeing buffer %p", buffer);
1723
1724                status_t err =
1725                    mOMX->freeBuffer(mNode, kPortIndexOutput, buffer);
1726                CHECK_EQ(err, OK);
1727
1728                buffers->removeAt(i);
1729#if 0
1730            } else if (mPortStatus[kPortIndexOutput] == ENABLED
1731                       && (flags & OMX_BUFFERFLAG_EOS)) {
1732                CODEC_LOGV("No more output data.");
1733                mNoMoreOutputData = true;
1734                mBufferFilled.signal();
1735#endif
1736            } else if (mPortStatus[kPortIndexOutput] != SHUTTING_DOWN) {
1737                CHECK_EQ(mPortStatus[kPortIndexOutput], ENABLED);
1738
1739                if (info->mMediaBuffer == NULL) {
1740                    CHECK(mOMXLivesLocally);
1741                    CHECK(mQuirks & kRequiresAllocateBufferOnOutputPorts);
1742                    CHECK(mQuirks & kDefersOutputBufferAllocation);
1743
1744                    // The qcom video decoders on Nexus don't actually allocate
1745                    // output buffer memory on a call to OMX_AllocateBuffer
1746                    // the "pBuffer" member of the OMX_BUFFERHEADERTYPE
1747                    // structure is only filled in later.
1748
1749                    info->mMediaBuffer = new MediaBuffer(
1750                            msg.u.extended_buffer_data.data_ptr,
1751                            info->mSize);
1752                    info->mMediaBuffer->setObserver(this);
1753                }
1754
1755                MediaBuffer *buffer = info->mMediaBuffer;
1756
1757                if (msg.u.extended_buffer_data.range_offset
1758                        + msg.u.extended_buffer_data.range_length
1759                            > buffer->size()) {
1760                    CODEC_LOGE(
1761                            "Codec lied about its buffer size requirements, "
1762                            "sending a buffer larger than the originally "
1763                            "advertised size in FILL_BUFFER_DONE!");
1764                }
1765                buffer->set_range(
1766                        msg.u.extended_buffer_data.range_offset,
1767                        msg.u.extended_buffer_data.range_length);
1768
1769                buffer->meta_data()->clear();
1770
1771                buffer->meta_data()->setInt64(
1772                        kKeyTime, msg.u.extended_buffer_data.timestamp);
1773
1774                if (msg.u.extended_buffer_data.flags & OMX_BUFFERFLAG_SYNCFRAME) {
1775                    buffer->meta_data()->setInt32(kKeyIsSyncFrame, true);
1776                }
1777                if (msg.u.extended_buffer_data.flags & OMX_BUFFERFLAG_CODECCONFIG) {
1778                    buffer->meta_data()->setInt32(kKeyIsCodecConfig, true);
1779                }
1780
1781                if (mQuirks & kOutputBuffersAreUnreadable) {
1782                    buffer->meta_data()->setInt32(kKeyIsUnreadable, true);
1783                }
1784
1785                buffer->meta_data()->setPointer(
1786                        kKeyPlatformPrivate,
1787                        msg.u.extended_buffer_data.platform_private);
1788
1789                buffer->meta_data()->setPointer(
1790                        kKeyBufferID,
1791                        msg.u.extended_buffer_data.buffer);
1792
1793                if (msg.u.extended_buffer_data.flags & OMX_BUFFERFLAG_EOS) {
1794                    CODEC_LOGV("No more output data.");
1795                    mNoMoreOutputData = true;
1796                }
1797
1798                if (mTargetTimeUs >= 0) {
1799                    CHECK(msg.u.extended_buffer_data.timestamp <= mTargetTimeUs);
1800
1801                    if (msg.u.extended_buffer_data.timestamp < mTargetTimeUs) {
1802                        CODEC_LOGV(
1803                                "skipping output buffer at timestamp %lld us",
1804                                msg.u.extended_buffer_data.timestamp);
1805
1806                        fillOutputBuffer(info);
1807                        break;
1808                    }
1809
1810                    CODEC_LOGV(
1811                            "returning output buffer at target timestamp "
1812                            "%lld us",
1813                            msg.u.extended_buffer_data.timestamp);
1814
1815                    mTargetTimeUs = -1;
1816                }
1817
1818                mFilledBuffers.push_back(i);
1819                mBufferFilled.signal();
1820            }
1821
1822            break;
1823        }
1824
1825        default:
1826        {
1827            CHECK(!"should not be here.");
1828            break;
1829        }
1830    }
1831}
1832
1833void OMXCodec::onEvent(OMX_EVENTTYPE event, OMX_U32 data1, OMX_U32 data2) {
1834    switch (event) {
1835        case OMX_EventCmdComplete:
1836        {
1837            onCmdComplete((OMX_COMMANDTYPE)data1, data2);
1838            break;
1839        }
1840
1841        case OMX_EventError:
1842        {
1843            CODEC_LOGE("ERROR(0x%08lx, %ld)", data1, data2);
1844
1845            setState(ERROR);
1846            break;
1847        }
1848
1849        case OMX_EventPortSettingsChanged:
1850        {
1851            CODEC_LOGV("OMX_EventPortSettingsChanged(port=%ld, data2=0x%08lx)",
1852                       data1, data2);
1853
1854            if (data2 == 0 || data2 == OMX_IndexParamPortDefinition) {
1855                onPortSettingsChanged(data1);
1856            } else if (data1 == kPortIndexOutput
1857                    && data2 == OMX_IndexConfigCommonOutputCrop) {
1858
1859                OMX_CONFIG_RECTTYPE rect;
1860                rect.nPortIndex = kPortIndexOutput;
1861                InitOMXParams(&rect);
1862
1863                status_t err =
1864                         mOMX->getConfig(
1865                             mNode, OMX_IndexConfigCommonOutputCrop,
1866                             &rect, sizeof(rect));
1867
1868                if (err == OK) {
1869                    CODEC_LOGV(
1870                            "output crop (%ld, %ld, %ld, %ld)",
1871                            rect.nLeft, rect.nTop, rect.nWidth, rect.nHeight);
1872                } else {
1873                    CODEC_LOGE("getConfig(OMX_IndexConfigCommonOutputCrop) "
1874                               "returned error 0x%08x", err);
1875                }
1876            }
1877            break;
1878        }
1879
1880#if 0
1881        case OMX_EventBufferFlag:
1882        {
1883            CODEC_LOGV("EVENT_BUFFER_FLAG(%ld)", data1);
1884
1885            if (data1 == kPortIndexOutput) {
1886                mNoMoreOutputData = true;
1887            }
1888            break;
1889        }
1890#endif
1891
1892        default:
1893        {
1894            CODEC_LOGV("EVENT(%d, %ld, %ld)", event, data1, data2);
1895            break;
1896        }
1897    }
1898}
1899
1900// Has the format changed in any way that the client would have to be aware of?
1901static bool formatHasNotablyChanged(
1902        const sp<MetaData> &from, const sp<MetaData> &to) {
1903    if (from.get() == NULL && to.get() == NULL) {
1904        return false;
1905    }
1906
1907    if ((from.get() == NULL && to.get() != NULL)
1908        || (from.get() != NULL && to.get() == NULL)) {
1909        return true;
1910    }
1911
1912    const char *mime_from, *mime_to;
1913    CHECK(from->findCString(kKeyMIMEType, &mime_from));
1914    CHECK(to->findCString(kKeyMIMEType, &mime_to));
1915
1916    if (strcasecmp(mime_from, mime_to)) {
1917        return true;
1918    }
1919
1920    if (!strcasecmp(mime_from, MEDIA_MIMETYPE_VIDEO_RAW)) {
1921        int32_t colorFormat_from, colorFormat_to;
1922        CHECK(from->findInt32(kKeyColorFormat, &colorFormat_from));
1923        CHECK(to->findInt32(kKeyColorFormat, &colorFormat_to));
1924
1925        if (colorFormat_from != colorFormat_to) {
1926            return true;
1927        }
1928
1929        int32_t width_from, width_to;
1930        CHECK(from->findInt32(kKeyWidth, &width_from));
1931        CHECK(to->findInt32(kKeyWidth, &width_to));
1932
1933        if (width_from != width_to) {
1934            return true;
1935        }
1936
1937        int32_t height_from, height_to;
1938        CHECK(from->findInt32(kKeyHeight, &height_from));
1939        CHECK(to->findInt32(kKeyHeight, &height_to));
1940
1941        if (height_from != height_to) {
1942            return true;
1943        }
1944    } else if (!strcasecmp(mime_from, MEDIA_MIMETYPE_AUDIO_RAW)) {
1945        int32_t numChannels_from, numChannels_to;
1946        CHECK(from->findInt32(kKeyChannelCount, &numChannels_from));
1947        CHECK(to->findInt32(kKeyChannelCount, &numChannels_to));
1948
1949        if (numChannels_from != numChannels_to) {
1950            return true;
1951        }
1952
1953        int32_t sampleRate_from, sampleRate_to;
1954        CHECK(from->findInt32(kKeySampleRate, &sampleRate_from));
1955        CHECK(to->findInt32(kKeySampleRate, &sampleRate_to));
1956
1957        if (sampleRate_from != sampleRate_to) {
1958            return true;
1959        }
1960    }
1961
1962    return false;
1963}
1964
1965void OMXCodec::onCmdComplete(OMX_COMMANDTYPE cmd, OMX_U32 data) {
1966    switch (cmd) {
1967        case OMX_CommandStateSet:
1968        {
1969            onStateChange((OMX_STATETYPE)data);
1970            break;
1971        }
1972
1973        case OMX_CommandPortDisable:
1974        {
1975            OMX_U32 portIndex = data;
1976            CODEC_LOGV("PORT_DISABLED(%ld)", portIndex);
1977
1978            CHECK(mState == EXECUTING || mState == RECONFIGURING);
1979            CHECK_EQ(mPortStatus[portIndex], DISABLING);
1980            CHECK_EQ(mPortBuffers[portIndex].size(), 0);
1981
1982            mPortStatus[portIndex] = DISABLED;
1983
1984            if (mState == RECONFIGURING) {
1985                CHECK_EQ(portIndex, kPortIndexOutput);
1986
1987                sp<MetaData> oldOutputFormat = mOutputFormat;
1988                initOutputFormat(mSource->getFormat());
1989
1990                // Don't notify clients if the output port settings change
1991                // wasn't of importance to them, i.e. it may be that just the
1992                // number of buffers has changed and nothing else.
1993                mOutputPortSettingsHaveChanged =
1994                    formatHasNotablyChanged(oldOutputFormat, mOutputFormat);
1995
1996                enablePortAsync(portIndex);
1997
1998                status_t err = allocateBuffersOnPort(portIndex);
1999                CHECK_EQ(err, OK);
2000            }
2001            break;
2002        }
2003
2004        case OMX_CommandPortEnable:
2005        {
2006            OMX_U32 portIndex = data;
2007            CODEC_LOGV("PORT_ENABLED(%ld)", portIndex);
2008
2009            CHECK(mState == EXECUTING || mState == RECONFIGURING);
2010            CHECK_EQ(mPortStatus[portIndex], ENABLING);
2011
2012            mPortStatus[portIndex] = ENABLED;
2013
2014            if (mState == RECONFIGURING) {
2015                CHECK_EQ(portIndex, kPortIndexOutput);
2016
2017                setState(EXECUTING);
2018
2019                fillOutputBuffers();
2020            }
2021            break;
2022        }
2023
2024        case OMX_CommandFlush:
2025        {
2026            OMX_U32 portIndex = data;
2027
2028            CODEC_LOGV("FLUSH_DONE(%ld)", portIndex);
2029
2030            CHECK_EQ(mPortStatus[portIndex], SHUTTING_DOWN);
2031            mPortStatus[portIndex] = ENABLED;
2032
2033            CHECK_EQ(countBuffersWeOwn(mPortBuffers[portIndex]),
2034                     mPortBuffers[portIndex].size());
2035
2036            if (mState == RECONFIGURING) {
2037                CHECK_EQ(portIndex, kPortIndexOutput);
2038
2039                disablePortAsync(portIndex);
2040            } else if (mState == EXECUTING_TO_IDLE) {
2041                if (mPortStatus[kPortIndexInput] == ENABLED
2042                    && mPortStatus[kPortIndexOutput] == ENABLED) {
2043                    CODEC_LOGV("Finished flushing both ports, now completing "
2044                         "transition from EXECUTING to IDLE.");
2045
2046                    mPortStatus[kPortIndexInput] = SHUTTING_DOWN;
2047                    mPortStatus[kPortIndexOutput] = SHUTTING_DOWN;
2048
2049                    status_t err =
2050                        mOMX->sendCommand(mNode, OMX_CommandStateSet, OMX_StateIdle);
2051                    CHECK_EQ(err, OK);
2052                }
2053            } else {
2054                // We're flushing both ports in preparation for seeking.
2055
2056                if (mPortStatus[kPortIndexInput] == ENABLED
2057                    && mPortStatus[kPortIndexOutput] == ENABLED) {
2058                    CODEC_LOGV("Finished flushing both ports, now continuing from"
2059                         " seek-time.");
2060
2061                    // We implicitly resume pulling on our upstream source.
2062                    mPaused = false;
2063
2064                    drainInputBuffers();
2065                    fillOutputBuffers();
2066                }
2067            }
2068
2069            break;
2070        }
2071
2072        default:
2073        {
2074            CODEC_LOGV("CMD_COMPLETE(%d, %ld)", cmd, data);
2075            break;
2076        }
2077    }
2078}
2079
2080void OMXCodec::onStateChange(OMX_STATETYPE newState) {
2081    CODEC_LOGV("onStateChange %d", newState);
2082
2083    switch (newState) {
2084        case OMX_StateIdle:
2085        {
2086            CODEC_LOGV("Now Idle.");
2087            if (mState == LOADED_TO_IDLE) {
2088                status_t err = mOMX->sendCommand(
2089                        mNode, OMX_CommandStateSet, OMX_StateExecuting);
2090
2091                CHECK_EQ(err, OK);
2092
2093                setState(IDLE_TO_EXECUTING);
2094            } else {
2095                CHECK_EQ(mState, EXECUTING_TO_IDLE);
2096
2097                CHECK_EQ(
2098                    countBuffersWeOwn(mPortBuffers[kPortIndexInput]),
2099                    mPortBuffers[kPortIndexInput].size());
2100
2101                CHECK_EQ(
2102                    countBuffersWeOwn(mPortBuffers[kPortIndexOutput]),
2103                    mPortBuffers[kPortIndexOutput].size());
2104
2105                status_t err = mOMX->sendCommand(
2106                        mNode, OMX_CommandStateSet, OMX_StateLoaded);
2107
2108                CHECK_EQ(err, OK);
2109
2110                err = freeBuffersOnPort(kPortIndexInput);
2111                CHECK_EQ(err, OK);
2112
2113                err = freeBuffersOnPort(kPortIndexOutput);
2114                CHECK_EQ(err, OK);
2115
2116                mPortStatus[kPortIndexInput] = ENABLED;
2117                mPortStatus[kPortIndexOutput] = ENABLED;
2118
2119                setState(IDLE_TO_LOADED);
2120            }
2121            break;
2122        }
2123
2124        case OMX_StateExecuting:
2125        {
2126            CHECK_EQ(mState, IDLE_TO_EXECUTING);
2127
2128            CODEC_LOGV("Now Executing.");
2129
2130            setState(EXECUTING);
2131
2132            // Buffers will be submitted to the component in the first
2133            // call to OMXCodec::read as mInitialBufferSubmit is true at
2134            // this point. This ensures that this on_message call returns,
2135            // releases the lock and ::init can notice the state change and
2136            // itself return.
2137            break;
2138        }
2139
2140        case OMX_StateLoaded:
2141        {
2142            CHECK_EQ(mState, IDLE_TO_LOADED);
2143
2144            CODEC_LOGV("Now Loaded.");
2145
2146            setState(LOADED);
2147            break;
2148        }
2149
2150        case OMX_StateInvalid:
2151        {
2152            setState(ERROR);
2153            break;
2154        }
2155
2156        default:
2157        {
2158            CHECK(!"should not be here.");
2159            break;
2160        }
2161    }
2162}
2163
2164// static
2165size_t OMXCodec::countBuffersWeOwn(const Vector<BufferInfo> &buffers) {
2166    size_t n = 0;
2167    for (size_t i = 0; i < buffers.size(); ++i) {
2168        if (!buffers[i].mOwnedByComponent) {
2169            ++n;
2170        }
2171    }
2172
2173    return n;
2174}
2175
2176status_t OMXCodec::freeBuffersOnPort(
2177        OMX_U32 portIndex, bool onlyThoseWeOwn) {
2178    Vector<BufferInfo> *buffers = &mPortBuffers[portIndex];
2179
2180    status_t stickyErr = OK;
2181
2182    for (size_t i = buffers->size(); i-- > 0;) {
2183        BufferInfo *info = &buffers->editItemAt(i);
2184
2185        if (onlyThoseWeOwn && info->mOwnedByComponent) {
2186            continue;
2187        }
2188
2189        CHECK_EQ(info->mOwnedByComponent, false);
2190
2191        CODEC_LOGV("freeing buffer %p on port %ld", info->mBuffer, portIndex);
2192
2193        status_t err =
2194            mOMX->freeBuffer(mNode, portIndex, info->mBuffer);
2195
2196        if (err != OK) {
2197            stickyErr = err;
2198        }
2199
2200        if (info->mMediaBuffer != NULL) {
2201            info->mMediaBuffer->setObserver(NULL);
2202
2203            // Make sure nobody but us owns this buffer at this point.
2204            CHECK_EQ(info->mMediaBuffer->refcount(), 0);
2205
2206            info->mMediaBuffer->release();
2207        }
2208
2209        buffers->removeAt(i);
2210    }
2211
2212    CHECK(onlyThoseWeOwn || buffers->isEmpty());
2213
2214    return stickyErr;
2215}
2216
2217void OMXCodec::onPortSettingsChanged(OMX_U32 portIndex) {
2218    CODEC_LOGV("PORT_SETTINGS_CHANGED(%ld)", portIndex);
2219
2220    CHECK_EQ(mState, EXECUTING);
2221    CHECK_EQ(portIndex, kPortIndexOutput);
2222    setState(RECONFIGURING);
2223
2224    if (mQuirks & kNeedsFlushBeforeDisable) {
2225        if (!flushPortAsync(portIndex)) {
2226            onCmdComplete(OMX_CommandFlush, portIndex);
2227        }
2228    } else {
2229        disablePortAsync(portIndex);
2230    }
2231}
2232
2233bool OMXCodec::flushPortAsync(OMX_U32 portIndex) {
2234    CHECK(mState == EXECUTING || mState == RECONFIGURING
2235            || mState == EXECUTING_TO_IDLE);
2236
2237    CODEC_LOGV("flushPortAsync(%ld): we own %d out of %d buffers already.",
2238         portIndex, countBuffersWeOwn(mPortBuffers[portIndex]),
2239         mPortBuffers[portIndex].size());
2240
2241    CHECK_EQ(mPortStatus[portIndex], ENABLED);
2242    mPortStatus[portIndex] = SHUTTING_DOWN;
2243
2244    if ((mQuirks & kRequiresFlushCompleteEmulation)
2245        && countBuffersWeOwn(mPortBuffers[portIndex])
2246                == mPortBuffers[portIndex].size()) {
2247        // No flush is necessary and this component fails to send a
2248        // flush-complete event in this case.
2249
2250        return false;
2251    }
2252
2253    status_t err =
2254        mOMX->sendCommand(mNode, OMX_CommandFlush, portIndex);
2255    CHECK_EQ(err, OK);
2256
2257    return true;
2258}
2259
2260void OMXCodec::disablePortAsync(OMX_U32 portIndex) {
2261    CHECK(mState == EXECUTING || mState == RECONFIGURING);
2262
2263    CHECK_EQ(mPortStatus[portIndex], ENABLED);
2264    mPortStatus[portIndex] = DISABLING;
2265
2266    CODEC_LOGV("sending OMX_CommandPortDisable(%ld)", portIndex);
2267    status_t err =
2268        mOMX->sendCommand(mNode, OMX_CommandPortDisable, portIndex);
2269    CHECK_EQ(err, OK);
2270
2271    freeBuffersOnPort(portIndex, true);
2272}
2273
2274void OMXCodec::enablePortAsync(OMX_U32 portIndex) {
2275    CHECK(mState == EXECUTING || mState == RECONFIGURING);
2276
2277    CHECK_EQ(mPortStatus[portIndex], DISABLED);
2278    mPortStatus[portIndex] = ENABLING;
2279
2280    status_t err =
2281        mOMX->sendCommand(mNode, OMX_CommandPortEnable, portIndex);
2282    CHECK_EQ(err, OK);
2283}
2284
2285void OMXCodec::fillOutputBuffers() {
2286    CHECK_EQ(mState, EXECUTING);
2287
2288    // This is a workaround for some decoders not properly reporting
2289    // end-of-output-stream. If we own all input buffers and also own
2290    // all output buffers and we already signalled end-of-input-stream,
2291    // the end-of-output-stream is implied.
2292    if (mSignalledEOS
2293            && countBuffersWeOwn(mPortBuffers[kPortIndexInput])
2294                == mPortBuffers[kPortIndexInput].size()
2295            && countBuffersWeOwn(mPortBuffers[kPortIndexOutput])
2296                == mPortBuffers[kPortIndexOutput].size()) {
2297        mNoMoreOutputData = true;
2298        mBufferFilled.signal();
2299
2300        return;
2301    }
2302
2303    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexOutput];
2304    for (size_t i = 0; i < buffers->size(); ++i) {
2305        fillOutputBuffer(&buffers->editItemAt(i));
2306    }
2307}
2308
2309void OMXCodec::drainInputBuffers() {
2310    CHECK(mState == EXECUTING || mState == RECONFIGURING);
2311
2312    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexInput];
2313    for (size_t i = 0; i < buffers->size(); ++i) {
2314        drainInputBuffer(&buffers->editItemAt(i));
2315    }
2316}
2317
2318void OMXCodec::drainInputBuffer(BufferInfo *info) {
2319    CHECK_EQ(info->mOwnedByComponent, false);
2320
2321    if (mSignalledEOS) {
2322        return;
2323    }
2324
2325    if (mCodecSpecificDataIndex < mCodecSpecificData.size()) {
2326        const CodecSpecificData *specific =
2327            mCodecSpecificData[mCodecSpecificDataIndex];
2328
2329        size_t size = specific->mSize;
2330
2331        if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_AVC, mMIME)
2332                && !(mQuirks & kWantsNALFragments)) {
2333            static const uint8_t kNALStartCode[4] =
2334                    { 0x00, 0x00, 0x00, 0x01 };
2335
2336            CHECK(info->mSize >= specific->mSize + 4);
2337
2338            size += 4;
2339
2340            memcpy(info->mData, kNALStartCode, 4);
2341            memcpy((uint8_t *)info->mData + 4,
2342                   specific->mData, specific->mSize);
2343        } else {
2344            CHECK(info->mSize >= specific->mSize);
2345            memcpy(info->mData, specific->mData, specific->mSize);
2346        }
2347
2348        mNoMoreOutputData = false;
2349
2350        CODEC_LOGV("calling emptyBuffer with codec specific data");
2351
2352        status_t err = mOMX->emptyBuffer(
2353                mNode, info->mBuffer, 0, size,
2354                OMX_BUFFERFLAG_ENDOFFRAME | OMX_BUFFERFLAG_CODECCONFIG,
2355                0);
2356        CHECK_EQ(err, OK);
2357
2358        info->mOwnedByComponent = true;
2359
2360        ++mCodecSpecificDataIndex;
2361        return;
2362    }
2363
2364    if (mPaused) {
2365        return;
2366    }
2367
2368    status_t err;
2369
2370    bool signalEOS = false;
2371    int64_t timestampUs = 0;
2372
2373    size_t offset = 0;
2374    int32_t n = 0;
2375    for (;;) {
2376        MediaBuffer *srcBuffer;
2377        MediaSource::ReadOptions options;
2378        if (mSkipTimeUs >= 0) {
2379            options.setSkipFrame(mSkipTimeUs);
2380        }
2381        if (mSeekTimeUs >= 0) {
2382            if (mLeftOverBuffer) {
2383                mLeftOverBuffer->release();
2384                mLeftOverBuffer = NULL;
2385            }
2386            options.setSeekTo(mSeekTimeUs, mSeekMode);
2387
2388            mSeekTimeUs = -1;
2389            mSeekMode = ReadOptions::SEEK_CLOSEST_SYNC;
2390            mBufferFilled.signal();
2391
2392            err = mSource->read(&srcBuffer, &options);
2393
2394            if (err == OK) {
2395                int64_t targetTimeUs;
2396                if (srcBuffer->meta_data()->findInt64(
2397                            kKeyTargetTime, &targetTimeUs)
2398                        && targetTimeUs >= 0) {
2399                    mTargetTimeUs = targetTimeUs;
2400                } else {
2401                    mTargetTimeUs = -1;
2402                }
2403            }
2404        } else if (mLeftOverBuffer) {
2405            srcBuffer = mLeftOverBuffer;
2406            mLeftOverBuffer = NULL;
2407
2408            err = OK;
2409        } else {
2410            err = mSource->read(&srcBuffer, &options);
2411        }
2412
2413        if (err != OK) {
2414            signalEOS = true;
2415            mFinalStatus = err;
2416            mSignalledEOS = true;
2417            break;
2418        }
2419
2420        size_t remainingBytes = info->mSize - offset;
2421
2422        if (srcBuffer->range_length() > remainingBytes) {
2423            if (offset == 0) {
2424                CODEC_LOGE(
2425                     "Codec's input buffers are too small to accomodate "
2426                     "buffer read from source (info->mSize = %d, srcLength = %d)",
2427                     info->mSize, srcBuffer->range_length());
2428
2429                srcBuffer->release();
2430                srcBuffer = NULL;
2431
2432                setState(ERROR);
2433                return;
2434            }
2435
2436            mLeftOverBuffer = srcBuffer;
2437            break;
2438        }
2439
2440        if (mIsEncoder && (mQuirks & kAvoidMemcopyInputRecordingFrames)) {
2441            CHECK(mOMXLivesLocally && offset == 0);
2442            OMX_BUFFERHEADERTYPE *header = (OMX_BUFFERHEADERTYPE *) info->mBuffer;
2443            header->pBuffer = (OMX_U8 *) srcBuffer->data() + srcBuffer->range_offset();
2444        } else {
2445            memcpy((uint8_t *)info->mData + offset,
2446                    (const uint8_t *)srcBuffer->data() + srcBuffer->range_offset(),
2447                    srcBuffer->range_length());
2448        }
2449
2450        int64_t lastBufferTimeUs;
2451        CHECK(srcBuffer->meta_data()->findInt64(kKeyTime, &lastBufferTimeUs));
2452        CHECK(lastBufferTimeUs >= 0);
2453
2454        if (offset == 0) {
2455            timestampUs = lastBufferTimeUs;
2456        }
2457
2458        offset += srcBuffer->range_length();
2459
2460        srcBuffer->release();
2461        srcBuffer = NULL;
2462
2463        ++n;
2464
2465        if (!(mQuirks & kSupportsMultipleFramesPerInputBuffer)) {
2466            break;
2467        }
2468
2469        int64_t coalescedDurationUs = lastBufferTimeUs - timestampUs;
2470
2471        if (coalescedDurationUs > 250000ll) {
2472            // Don't coalesce more than 250ms worth of encoded data at once.
2473            break;
2474        }
2475    }
2476
2477    if (n > 1) {
2478        LOGV("coalesced %d frames into one input buffer", n);
2479    }
2480
2481    OMX_U32 flags = OMX_BUFFERFLAG_ENDOFFRAME;
2482
2483    if (signalEOS) {
2484        flags |= OMX_BUFFERFLAG_EOS;
2485    } else {
2486        mNoMoreOutputData = false;
2487    }
2488
2489    CODEC_LOGV("Calling emptyBuffer on buffer %p (length %d), "
2490               "timestamp %lld us (%.2f secs)",
2491               info->mBuffer, offset,
2492               timestampUs, timestampUs / 1E6);
2493
2494    err = mOMX->emptyBuffer(
2495            mNode, info->mBuffer, 0, offset,
2496            flags, timestampUs);
2497
2498    if (err != OK) {
2499        setState(ERROR);
2500        return;
2501    }
2502
2503    info->mOwnedByComponent = true;
2504
2505    // This component does not ever signal the EOS flag on output buffers,
2506    // Thanks for nothing.
2507    if (mSignalledEOS && !strcmp(mComponentName, "OMX.TI.Video.encoder")) {
2508        mNoMoreOutputData = true;
2509        mBufferFilled.signal();
2510    }
2511}
2512
2513void OMXCodec::fillOutputBuffer(BufferInfo *info) {
2514    CHECK_EQ(info->mOwnedByComponent, false);
2515
2516    if (mNoMoreOutputData) {
2517        CODEC_LOGV("There is no more output data available, not "
2518             "calling fillOutputBuffer");
2519        return;
2520    }
2521
2522    CODEC_LOGV("Calling fill_buffer on buffer %p", info->mBuffer);
2523    status_t err = mOMX->fillBuffer(mNode, info->mBuffer);
2524
2525    if (err != OK) {
2526        CODEC_LOGE("fillBuffer failed w/ error 0x%08x", err);
2527
2528        setState(ERROR);
2529        return;
2530    }
2531
2532    info->mOwnedByComponent = true;
2533}
2534
2535void OMXCodec::drainInputBuffer(IOMX::buffer_id buffer) {
2536    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexInput];
2537    for (size_t i = 0; i < buffers->size(); ++i) {
2538        if ((*buffers)[i].mBuffer == buffer) {
2539            drainInputBuffer(&buffers->editItemAt(i));
2540            return;
2541        }
2542    }
2543
2544    CHECK(!"should not be here.");
2545}
2546
2547void OMXCodec::fillOutputBuffer(IOMX::buffer_id buffer) {
2548    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexOutput];
2549    for (size_t i = 0; i < buffers->size(); ++i) {
2550        if ((*buffers)[i].mBuffer == buffer) {
2551            fillOutputBuffer(&buffers->editItemAt(i));
2552            return;
2553        }
2554    }
2555
2556    CHECK(!"should not be here.");
2557}
2558
2559void OMXCodec::setState(State newState) {
2560    mState = newState;
2561    mAsyncCompletion.signal();
2562
2563    // This may cause some spurious wakeups but is necessary to
2564    // unblock the reader if we enter ERROR state.
2565    mBufferFilled.signal();
2566}
2567
2568void OMXCodec::setRawAudioFormat(
2569        OMX_U32 portIndex, int32_t sampleRate, int32_t numChannels) {
2570
2571    // port definition
2572    OMX_PARAM_PORTDEFINITIONTYPE def;
2573    InitOMXParams(&def);
2574    def.nPortIndex = portIndex;
2575    status_t err = mOMX->getParameter(
2576            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
2577    CHECK_EQ(err, OK);
2578    def.format.audio.eEncoding = OMX_AUDIO_CodingPCM;
2579    CHECK_EQ(mOMX->setParameter(mNode, OMX_IndexParamPortDefinition,
2580            &def, sizeof(def)), OK);
2581
2582    // pcm param
2583    OMX_AUDIO_PARAM_PCMMODETYPE pcmParams;
2584    InitOMXParams(&pcmParams);
2585    pcmParams.nPortIndex = portIndex;
2586
2587    err = mOMX->getParameter(
2588            mNode, OMX_IndexParamAudioPcm, &pcmParams, sizeof(pcmParams));
2589
2590    CHECK_EQ(err, OK);
2591
2592    pcmParams.nChannels = numChannels;
2593    pcmParams.eNumData = OMX_NumericalDataSigned;
2594    pcmParams.bInterleaved = OMX_TRUE;
2595    pcmParams.nBitPerSample = 16;
2596    pcmParams.nSamplingRate = sampleRate;
2597    pcmParams.ePCMMode = OMX_AUDIO_PCMModeLinear;
2598
2599    if (numChannels == 1) {
2600        pcmParams.eChannelMapping[0] = OMX_AUDIO_ChannelCF;
2601    } else {
2602        CHECK_EQ(numChannels, 2);
2603
2604        pcmParams.eChannelMapping[0] = OMX_AUDIO_ChannelLF;
2605        pcmParams.eChannelMapping[1] = OMX_AUDIO_ChannelRF;
2606    }
2607
2608    err = mOMX->setParameter(
2609            mNode, OMX_IndexParamAudioPcm, &pcmParams, sizeof(pcmParams));
2610
2611    CHECK_EQ(err, OK);
2612}
2613
2614static OMX_AUDIO_AMRBANDMODETYPE pickModeFromBitRate(bool isAMRWB, int32_t bps) {
2615    if (isAMRWB) {
2616        if (bps <= 6600) {
2617            return OMX_AUDIO_AMRBandModeWB0;
2618        } else if (bps <= 8850) {
2619            return OMX_AUDIO_AMRBandModeWB1;
2620        } else if (bps <= 12650) {
2621            return OMX_AUDIO_AMRBandModeWB2;
2622        } else if (bps <= 14250) {
2623            return OMX_AUDIO_AMRBandModeWB3;
2624        } else if (bps <= 15850) {
2625            return OMX_AUDIO_AMRBandModeWB4;
2626        } else if (bps <= 18250) {
2627            return OMX_AUDIO_AMRBandModeWB5;
2628        } else if (bps <= 19850) {
2629            return OMX_AUDIO_AMRBandModeWB6;
2630        } else if (bps <= 23050) {
2631            return OMX_AUDIO_AMRBandModeWB7;
2632        }
2633
2634        // 23850 bps
2635        return OMX_AUDIO_AMRBandModeWB8;
2636    } else {  // AMRNB
2637        if (bps <= 4750) {
2638            return OMX_AUDIO_AMRBandModeNB0;
2639        } else if (bps <= 5150) {
2640            return OMX_AUDIO_AMRBandModeNB1;
2641        } else if (bps <= 5900) {
2642            return OMX_AUDIO_AMRBandModeNB2;
2643        } else if (bps <= 6700) {
2644            return OMX_AUDIO_AMRBandModeNB3;
2645        } else if (bps <= 7400) {
2646            return OMX_AUDIO_AMRBandModeNB4;
2647        } else if (bps <= 7950) {
2648            return OMX_AUDIO_AMRBandModeNB5;
2649        } else if (bps <= 10200) {
2650            return OMX_AUDIO_AMRBandModeNB6;
2651        }
2652
2653        // 12200 bps
2654        return OMX_AUDIO_AMRBandModeNB7;
2655    }
2656}
2657
2658void OMXCodec::setAMRFormat(bool isWAMR, int32_t bitRate) {
2659    OMX_U32 portIndex = mIsEncoder ? kPortIndexOutput : kPortIndexInput;
2660
2661    OMX_AUDIO_PARAM_AMRTYPE def;
2662    InitOMXParams(&def);
2663    def.nPortIndex = portIndex;
2664
2665    status_t err =
2666        mOMX->getParameter(mNode, OMX_IndexParamAudioAmr, &def, sizeof(def));
2667
2668    CHECK_EQ(err, OK);
2669
2670    def.eAMRFrameFormat = OMX_AUDIO_AMRFrameFormatFSF;
2671
2672    def.eAMRBandMode = pickModeFromBitRate(isWAMR, bitRate);
2673    err = mOMX->setParameter(mNode, OMX_IndexParamAudioAmr, &def, sizeof(def));
2674    CHECK_EQ(err, OK);
2675
2676    ////////////////////////
2677
2678    if (mIsEncoder) {
2679        sp<MetaData> format = mSource->getFormat();
2680        int32_t sampleRate;
2681        int32_t numChannels;
2682        CHECK(format->findInt32(kKeySampleRate, &sampleRate));
2683        CHECK(format->findInt32(kKeyChannelCount, &numChannels));
2684
2685        setRawAudioFormat(kPortIndexInput, sampleRate, numChannels);
2686    }
2687}
2688
2689void OMXCodec::setAACFormat(int32_t numChannels, int32_t sampleRate, int32_t bitRate) {
2690    CHECK(numChannels == 1 || numChannels == 2);
2691    if (mIsEncoder) {
2692        //////////////// input port ////////////////////
2693        setRawAudioFormat(kPortIndexInput, sampleRate, numChannels);
2694
2695        //////////////// output port ////////////////////
2696        // format
2697        OMX_AUDIO_PARAM_PORTFORMATTYPE format;
2698        format.nPortIndex = kPortIndexOutput;
2699        format.nIndex = 0;
2700        status_t err = OMX_ErrorNone;
2701        while (OMX_ErrorNone == err) {
2702            CHECK_EQ(mOMX->getParameter(mNode, OMX_IndexParamAudioPortFormat,
2703                    &format, sizeof(format)), OK);
2704            if (format.eEncoding == OMX_AUDIO_CodingAAC) {
2705                break;
2706            }
2707            format.nIndex++;
2708        }
2709        CHECK_EQ(OK, err);
2710        CHECK_EQ(mOMX->setParameter(mNode, OMX_IndexParamAudioPortFormat,
2711                &format, sizeof(format)), OK);
2712
2713        // port definition
2714        OMX_PARAM_PORTDEFINITIONTYPE def;
2715        InitOMXParams(&def);
2716        def.nPortIndex = kPortIndexOutput;
2717        CHECK_EQ(mOMX->getParameter(mNode, OMX_IndexParamPortDefinition,
2718                &def, sizeof(def)), OK);
2719        def.format.audio.bFlagErrorConcealment = OMX_TRUE;
2720        def.format.audio.eEncoding = OMX_AUDIO_CodingAAC;
2721        CHECK_EQ(mOMX->setParameter(mNode, OMX_IndexParamPortDefinition,
2722                &def, sizeof(def)), OK);
2723
2724        // profile
2725        OMX_AUDIO_PARAM_AACPROFILETYPE profile;
2726        InitOMXParams(&profile);
2727        profile.nPortIndex = kPortIndexOutput;
2728        CHECK_EQ(mOMX->getParameter(mNode, OMX_IndexParamAudioAac,
2729                &profile, sizeof(profile)), OK);
2730        profile.nChannels = numChannels;
2731        profile.eChannelMode = (numChannels == 1?
2732                OMX_AUDIO_ChannelModeMono: OMX_AUDIO_ChannelModeStereo);
2733        profile.nSampleRate = sampleRate;
2734        profile.nBitRate = bitRate;
2735        profile.nAudioBandWidth = 0;
2736        profile.nFrameLength = 0;
2737        profile.nAACtools = OMX_AUDIO_AACToolAll;
2738        profile.nAACERtools = OMX_AUDIO_AACERNone;
2739        profile.eAACProfile = OMX_AUDIO_AACObjectLC;
2740        profile.eAACStreamFormat = OMX_AUDIO_AACStreamFormatMP4FF;
2741        CHECK_EQ(mOMX->setParameter(mNode, OMX_IndexParamAudioAac,
2742                &profile, sizeof(profile)), OK);
2743
2744    } else {
2745        OMX_AUDIO_PARAM_AACPROFILETYPE profile;
2746        InitOMXParams(&profile);
2747        profile.nPortIndex = kPortIndexInput;
2748
2749        status_t err = mOMX->getParameter(
2750                mNode, OMX_IndexParamAudioAac, &profile, sizeof(profile));
2751        CHECK_EQ(err, OK);
2752
2753        profile.nChannels = numChannels;
2754        profile.nSampleRate = sampleRate;
2755        profile.eAACStreamFormat = OMX_AUDIO_AACStreamFormatMP4ADTS;
2756
2757        err = mOMX->setParameter(
2758                mNode, OMX_IndexParamAudioAac, &profile, sizeof(profile));
2759        CHECK_EQ(err, OK);
2760    }
2761}
2762
2763void OMXCodec::setImageOutputFormat(
2764        OMX_COLOR_FORMATTYPE format, OMX_U32 width, OMX_U32 height) {
2765    CODEC_LOGV("setImageOutputFormat(%ld, %ld)", width, height);
2766
2767#if 0
2768    OMX_INDEXTYPE index;
2769    status_t err = mOMX->get_extension_index(
2770            mNode, "OMX.TI.JPEG.decode.Config.OutputColorFormat", &index);
2771    CHECK_EQ(err, OK);
2772
2773    err = mOMX->set_config(mNode, index, &format, sizeof(format));
2774    CHECK_EQ(err, OK);
2775#endif
2776
2777    OMX_PARAM_PORTDEFINITIONTYPE def;
2778    InitOMXParams(&def);
2779    def.nPortIndex = kPortIndexOutput;
2780
2781    status_t err = mOMX->getParameter(
2782            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
2783    CHECK_EQ(err, OK);
2784
2785    CHECK_EQ(def.eDomain, OMX_PortDomainImage);
2786
2787    OMX_IMAGE_PORTDEFINITIONTYPE *imageDef = &def.format.image;
2788
2789    CHECK_EQ(imageDef->eCompressionFormat, OMX_IMAGE_CodingUnused);
2790    imageDef->eColorFormat = format;
2791    imageDef->nFrameWidth = width;
2792    imageDef->nFrameHeight = height;
2793
2794    switch (format) {
2795        case OMX_COLOR_FormatYUV420PackedPlanar:
2796        case OMX_COLOR_FormatYUV411Planar:
2797        {
2798            def.nBufferSize = (width * height * 3) / 2;
2799            break;
2800        }
2801
2802        case OMX_COLOR_FormatCbYCrY:
2803        {
2804            def.nBufferSize = width * height * 2;
2805            break;
2806        }
2807
2808        case OMX_COLOR_Format32bitARGB8888:
2809        {
2810            def.nBufferSize = width * height * 4;
2811            break;
2812        }
2813
2814        case OMX_COLOR_Format16bitARGB4444:
2815        case OMX_COLOR_Format16bitARGB1555:
2816        case OMX_COLOR_Format16bitRGB565:
2817        case OMX_COLOR_Format16bitBGR565:
2818        {
2819            def.nBufferSize = width * height * 2;
2820            break;
2821        }
2822
2823        default:
2824            CHECK(!"Should not be here. Unknown color format.");
2825            break;
2826    }
2827
2828    def.nBufferCountActual = def.nBufferCountMin;
2829
2830    err = mOMX->setParameter(
2831            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
2832    CHECK_EQ(err, OK);
2833}
2834
2835void OMXCodec::setJPEGInputFormat(
2836        OMX_U32 width, OMX_U32 height, OMX_U32 compressedSize) {
2837    OMX_PARAM_PORTDEFINITIONTYPE def;
2838    InitOMXParams(&def);
2839    def.nPortIndex = kPortIndexInput;
2840
2841    status_t err = mOMX->getParameter(
2842            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
2843    CHECK_EQ(err, OK);
2844
2845    CHECK_EQ(def.eDomain, OMX_PortDomainImage);
2846    OMX_IMAGE_PORTDEFINITIONTYPE *imageDef = &def.format.image;
2847
2848    CHECK_EQ(imageDef->eCompressionFormat, OMX_IMAGE_CodingJPEG);
2849    imageDef->nFrameWidth = width;
2850    imageDef->nFrameHeight = height;
2851
2852    def.nBufferSize = compressedSize;
2853    def.nBufferCountActual = def.nBufferCountMin;
2854
2855    err = mOMX->setParameter(
2856            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
2857    CHECK_EQ(err, OK);
2858}
2859
2860void OMXCodec::addCodecSpecificData(const void *data, size_t size) {
2861    CodecSpecificData *specific =
2862        (CodecSpecificData *)malloc(sizeof(CodecSpecificData) + size - 1);
2863
2864    specific->mSize = size;
2865    memcpy(specific->mData, data, size);
2866
2867    mCodecSpecificData.push(specific);
2868}
2869
2870void OMXCodec::clearCodecSpecificData() {
2871    for (size_t i = 0; i < mCodecSpecificData.size(); ++i) {
2872        free(mCodecSpecificData.editItemAt(i));
2873    }
2874    mCodecSpecificData.clear();
2875    mCodecSpecificDataIndex = 0;
2876}
2877
2878status_t OMXCodec::start(MetaData *meta) {
2879    Mutex::Autolock autoLock(mLock);
2880
2881    if (mState != LOADED) {
2882        return UNKNOWN_ERROR;
2883    }
2884
2885    sp<MetaData> params = new MetaData;
2886    if (mQuirks & kWantsNALFragments) {
2887        params->setInt32(kKeyWantsNALFragments, true);
2888    }
2889    if (meta) {
2890        int64_t startTimeUs = 0;
2891        int64_t timeUs;
2892        if (meta->findInt64(kKeyTime, &timeUs)) {
2893            startTimeUs = timeUs;
2894        }
2895        params->setInt64(kKeyTime, startTimeUs);
2896    }
2897    status_t err = mSource->start(params.get());
2898
2899    if (err != OK) {
2900        return err;
2901    }
2902
2903    mCodecSpecificDataIndex = 0;
2904    mInitialBufferSubmit = true;
2905    mSignalledEOS = false;
2906    mNoMoreOutputData = false;
2907    mOutputPortSettingsHaveChanged = false;
2908    mSeekTimeUs = -1;
2909    mSeekMode = ReadOptions::SEEK_CLOSEST_SYNC;
2910    mTargetTimeUs = -1;
2911    mFilledBuffers.clear();
2912    mPaused = false;
2913
2914    return init();
2915}
2916
2917status_t OMXCodec::stop() {
2918    CODEC_LOGV("stop mState=%d", mState);
2919
2920    Mutex::Autolock autoLock(mLock);
2921
2922    while (isIntermediateState(mState)) {
2923        mAsyncCompletion.wait(mLock);
2924    }
2925
2926    switch (mState) {
2927        case LOADED:
2928        case ERROR:
2929            break;
2930
2931        case EXECUTING:
2932        {
2933            setState(EXECUTING_TO_IDLE);
2934
2935            if (mQuirks & kRequiresFlushBeforeShutdown) {
2936                CODEC_LOGV("This component requires a flush before transitioning "
2937                     "from EXECUTING to IDLE...");
2938
2939                bool emulateInputFlushCompletion =
2940                    !flushPortAsync(kPortIndexInput);
2941
2942                bool emulateOutputFlushCompletion =
2943                    !flushPortAsync(kPortIndexOutput);
2944
2945                if (emulateInputFlushCompletion) {
2946                    onCmdComplete(OMX_CommandFlush, kPortIndexInput);
2947                }
2948
2949                if (emulateOutputFlushCompletion) {
2950                    onCmdComplete(OMX_CommandFlush, kPortIndexOutput);
2951                }
2952            } else {
2953                mPortStatus[kPortIndexInput] = SHUTTING_DOWN;
2954                mPortStatus[kPortIndexOutput] = SHUTTING_DOWN;
2955
2956                status_t err =
2957                    mOMX->sendCommand(mNode, OMX_CommandStateSet, OMX_StateIdle);
2958                CHECK_EQ(err, OK);
2959            }
2960
2961            while (mState != LOADED && mState != ERROR) {
2962                mAsyncCompletion.wait(mLock);
2963            }
2964
2965            break;
2966        }
2967
2968        default:
2969        {
2970            CHECK(!"should not be here.");
2971            break;
2972        }
2973    }
2974
2975    if (mLeftOverBuffer) {
2976        mLeftOverBuffer->release();
2977        mLeftOverBuffer = NULL;
2978    }
2979
2980    mSource->stop();
2981
2982    CODEC_LOGV("stopped");
2983
2984    return OK;
2985}
2986
2987sp<MetaData> OMXCodec::getFormat() {
2988    Mutex::Autolock autoLock(mLock);
2989
2990    return mOutputFormat;
2991}
2992
2993status_t OMXCodec::read(
2994        MediaBuffer **buffer, const ReadOptions *options) {
2995    *buffer = NULL;
2996
2997    Mutex::Autolock autoLock(mLock);
2998
2999    if (mState != EXECUTING && mState != RECONFIGURING) {
3000        return UNKNOWN_ERROR;
3001    }
3002
3003    bool seeking = false;
3004    int64_t seekTimeUs;
3005    ReadOptions::SeekMode seekMode;
3006    if (options && options->getSeekTo(&seekTimeUs, &seekMode)) {
3007        seeking = true;
3008    }
3009    int64_t skipTimeUs;
3010    if (options && options->getSkipFrame(&skipTimeUs)) {
3011        mSkipTimeUs = skipTimeUs;
3012    } else {
3013        mSkipTimeUs = -1;
3014    }
3015
3016    if (mInitialBufferSubmit) {
3017        mInitialBufferSubmit = false;
3018
3019        if (seeking) {
3020            CHECK(seekTimeUs >= 0);
3021            mSeekTimeUs = seekTimeUs;
3022            mSeekMode = seekMode;
3023
3024            // There's no reason to trigger the code below, there's
3025            // nothing to flush yet.
3026            seeking = false;
3027            mPaused = false;
3028        }
3029
3030        drainInputBuffers();
3031
3032        if (mState == EXECUTING) {
3033            // Otherwise mState == RECONFIGURING and this code will trigger
3034            // after the output port is reenabled.
3035            fillOutputBuffers();
3036        }
3037    }
3038
3039    if (seeking) {
3040        CODEC_LOGV("seeking to %lld us (%.2f secs)", seekTimeUs, seekTimeUs / 1E6);
3041
3042        mSignalledEOS = false;
3043
3044        CHECK(seekTimeUs >= 0);
3045        mSeekTimeUs = seekTimeUs;
3046        mSeekMode = seekMode;
3047
3048        mFilledBuffers.clear();
3049
3050        CHECK_EQ(mState, EXECUTING);
3051
3052        bool emulateInputFlushCompletion = !flushPortAsync(kPortIndexInput);
3053        bool emulateOutputFlushCompletion = !flushPortAsync(kPortIndexOutput);
3054
3055        if (emulateInputFlushCompletion) {
3056            onCmdComplete(OMX_CommandFlush, kPortIndexInput);
3057        }
3058
3059        if (emulateOutputFlushCompletion) {
3060            onCmdComplete(OMX_CommandFlush, kPortIndexOutput);
3061        }
3062
3063        while (mSeekTimeUs >= 0) {
3064            mBufferFilled.wait(mLock);
3065        }
3066    }
3067
3068    while (mState != ERROR && !mNoMoreOutputData && mFilledBuffers.empty()) {
3069        mBufferFilled.wait(mLock);
3070    }
3071
3072    if (mState == ERROR) {
3073        return UNKNOWN_ERROR;
3074    }
3075
3076    if (mFilledBuffers.empty()) {
3077        return mSignalledEOS ? mFinalStatus : ERROR_END_OF_STREAM;
3078    }
3079
3080    if (mOutputPortSettingsHaveChanged) {
3081        mOutputPortSettingsHaveChanged = false;
3082
3083        return INFO_FORMAT_CHANGED;
3084    }
3085
3086    size_t index = *mFilledBuffers.begin();
3087    mFilledBuffers.erase(mFilledBuffers.begin());
3088
3089    BufferInfo *info = &mPortBuffers[kPortIndexOutput].editItemAt(index);
3090    info->mMediaBuffer->add_ref();
3091    *buffer = info->mMediaBuffer;
3092
3093    return OK;
3094}
3095
3096void OMXCodec::signalBufferReturned(MediaBuffer *buffer) {
3097    Mutex::Autolock autoLock(mLock);
3098
3099    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexOutput];
3100    for (size_t i = 0; i < buffers->size(); ++i) {
3101        BufferInfo *info = &buffers->editItemAt(i);
3102
3103        if (info->mMediaBuffer == buffer) {
3104            CHECK_EQ(mPortStatus[kPortIndexOutput], ENABLED);
3105            fillOutputBuffer(info);
3106            return;
3107        }
3108    }
3109
3110    CHECK(!"should not be here.");
3111}
3112
3113static const char *imageCompressionFormatString(OMX_IMAGE_CODINGTYPE type) {
3114    static const char *kNames[] = {
3115        "OMX_IMAGE_CodingUnused",
3116        "OMX_IMAGE_CodingAutoDetect",
3117        "OMX_IMAGE_CodingJPEG",
3118        "OMX_IMAGE_CodingJPEG2K",
3119        "OMX_IMAGE_CodingEXIF",
3120        "OMX_IMAGE_CodingTIFF",
3121        "OMX_IMAGE_CodingGIF",
3122        "OMX_IMAGE_CodingPNG",
3123        "OMX_IMAGE_CodingLZW",
3124        "OMX_IMAGE_CodingBMP",
3125    };
3126
3127    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
3128
3129    if (type < 0 || (size_t)type >= numNames) {
3130        return "UNKNOWN";
3131    } else {
3132        return kNames[type];
3133    }
3134}
3135
3136static const char *colorFormatString(OMX_COLOR_FORMATTYPE type) {
3137    static const char *kNames[] = {
3138        "OMX_COLOR_FormatUnused",
3139        "OMX_COLOR_FormatMonochrome",
3140        "OMX_COLOR_Format8bitRGB332",
3141        "OMX_COLOR_Format12bitRGB444",
3142        "OMX_COLOR_Format16bitARGB4444",
3143        "OMX_COLOR_Format16bitARGB1555",
3144        "OMX_COLOR_Format16bitRGB565",
3145        "OMX_COLOR_Format16bitBGR565",
3146        "OMX_COLOR_Format18bitRGB666",
3147        "OMX_COLOR_Format18bitARGB1665",
3148        "OMX_COLOR_Format19bitARGB1666",
3149        "OMX_COLOR_Format24bitRGB888",
3150        "OMX_COLOR_Format24bitBGR888",
3151        "OMX_COLOR_Format24bitARGB1887",
3152        "OMX_COLOR_Format25bitARGB1888",
3153        "OMX_COLOR_Format32bitBGRA8888",
3154        "OMX_COLOR_Format32bitARGB8888",
3155        "OMX_COLOR_FormatYUV411Planar",
3156        "OMX_COLOR_FormatYUV411PackedPlanar",
3157        "OMX_COLOR_FormatYUV420Planar",
3158        "OMX_COLOR_FormatYUV420PackedPlanar",
3159        "OMX_COLOR_FormatYUV420SemiPlanar",
3160        "OMX_COLOR_FormatYUV422Planar",
3161        "OMX_COLOR_FormatYUV422PackedPlanar",
3162        "OMX_COLOR_FormatYUV422SemiPlanar",
3163        "OMX_COLOR_FormatYCbYCr",
3164        "OMX_COLOR_FormatYCrYCb",
3165        "OMX_COLOR_FormatCbYCrY",
3166        "OMX_COLOR_FormatCrYCbY",
3167        "OMX_COLOR_FormatYUV444Interleaved",
3168        "OMX_COLOR_FormatRawBayer8bit",
3169        "OMX_COLOR_FormatRawBayer10bit",
3170        "OMX_COLOR_FormatRawBayer8bitcompressed",
3171        "OMX_COLOR_FormatL2",
3172        "OMX_COLOR_FormatL4",
3173        "OMX_COLOR_FormatL8",
3174        "OMX_COLOR_FormatL16",
3175        "OMX_COLOR_FormatL24",
3176        "OMX_COLOR_FormatL32",
3177        "OMX_COLOR_FormatYUV420PackedSemiPlanar",
3178        "OMX_COLOR_FormatYUV422PackedSemiPlanar",
3179        "OMX_COLOR_Format18BitBGR666",
3180        "OMX_COLOR_Format24BitARGB6666",
3181        "OMX_COLOR_Format24BitABGR6666",
3182    };
3183
3184    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
3185
3186    if (type == OMX_QCOM_COLOR_FormatYVU420SemiPlanar) {
3187        return "OMX_QCOM_COLOR_FormatYVU420SemiPlanar";
3188    } else if (type < 0 || (size_t)type >= numNames) {
3189        return "UNKNOWN";
3190    } else {
3191        return kNames[type];
3192    }
3193}
3194
3195static const char *videoCompressionFormatString(OMX_VIDEO_CODINGTYPE type) {
3196    static const char *kNames[] = {
3197        "OMX_VIDEO_CodingUnused",
3198        "OMX_VIDEO_CodingAutoDetect",
3199        "OMX_VIDEO_CodingMPEG2",
3200        "OMX_VIDEO_CodingH263",
3201        "OMX_VIDEO_CodingMPEG4",
3202        "OMX_VIDEO_CodingWMV",
3203        "OMX_VIDEO_CodingRV",
3204        "OMX_VIDEO_CodingAVC",
3205        "OMX_VIDEO_CodingMJPEG",
3206    };
3207
3208    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
3209
3210    if (type < 0 || (size_t)type >= numNames) {
3211        return "UNKNOWN";
3212    } else {
3213        return kNames[type];
3214    }
3215}
3216
3217static const char *audioCodingTypeString(OMX_AUDIO_CODINGTYPE type) {
3218    static const char *kNames[] = {
3219        "OMX_AUDIO_CodingUnused",
3220        "OMX_AUDIO_CodingAutoDetect",
3221        "OMX_AUDIO_CodingPCM",
3222        "OMX_AUDIO_CodingADPCM",
3223        "OMX_AUDIO_CodingAMR",
3224        "OMX_AUDIO_CodingGSMFR",
3225        "OMX_AUDIO_CodingGSMEFR",
3226        "OMX_AUDIO_CodingGSMHR",
3227        "OMX_AUDIO_CodingPDCFR",
3228        "OMX_AUDIO_CodingPDCEFR",
3229        "OMX_AUDIO_CodingPDCHR",
3230        "OMX_AUDIO_CodingTDMAFR",
3231        "OMX_AUDIO_CodingTDMAEFR",
3232        "OMX_AUDIO_CodingQCELP8",
3233        "OMX_AUDIO_CodingQCELP13",
3234        "OMX_AUDIO_CodingEVRC",
3235        "OMX_AUDIO_CodingSMV",
3236        "OMX_AUDIO_CodingG711",
3237        "OMX_AUDIO_CodingG723",
3238        "OMX_AUDIO_CodingG726",
3239        "OMX_AUDIO_CodingG729",
3240        "OMX_AUDIO_CodingAAC",
3241        "OMX_AUDIO_CodingMP3",
3242        "OMX_AUDIO_CodingSBC",
3243        "OMX_AUDIO_CodingVORBIS",
3244        "OMX_AUDIO_CodingWMA",
3245        "OMX_AUDIO_CodingRA",
3246        "OMX_AUDIO_CodingMIDI",
3247    };
3248
3249    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
3250
3251    if (type < 0 || (size_t)type >= numNames) {
3252        return "UNKNOWN";
3253    } else {
3254        return kNames[type];
3255    }
3256}
3257
3258static const char *audioPCMModeString(OMX_AUDIO_PCMMODETYPE type) {
3259    static const char *kNames[] = {
3260        "OMX_AUDIO_PCMModeLinear",
3261        "OMX_AUDIO_PCMModeALaw",
3262        "OMX_AUDIO_PCMModeMULaw",
3263    };
3264
3265    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
3266
3267    if (type < 0 || (size_t)type >= numNames) {
3268        return "UNKNOWN";
3269    } else {
3270        return kNames[type];
3271    }
3272}
3273
3274static const char *amrBandModeString(OMX_AUDIO_AMRBANDMODETYPE type) {
3275    static const char *kNames[] = {
3276        "OMX_AUDIO_AMRBandModeUnused",
3277        "OMX_AUDIO_AMRBandModeNB0",
3278        "OMX_AUDIO_AMRBandModeNB1",
3279        "OMX_AUDIO_AMRBandModeNB2",
3280        "OMX_AUDIO_AMRBandModeNB3",
3281        "OMX_AUDIO_AMRBandModeNB4",
3282        "OMX_AUDIO_AMRBandModeNB5",
3283        "OMX_AUDIO_AMRBandModeNB6",
3284        "OMX_AUDIO_AMRBandModeNB7",
3285        "OMX_AUDIO_AMRBandModeWB0",
3286        "OMX_AUDIO_AMRBandModeWB1",
3287        "OMX_AUDIO_AMRBandModeWB2",
3288        "OMX_AUDIO_AMRBandModeWB3",
3289        "OMX_AUDIO_AMRBandModeWB4",
3290        "OMX_AUDIO_AMRBandModeWB5",
3291        "OMX_AUDIO_AMRBandModeWB6",
3292        "OMX_AUDIO_AMRBandModeWB7",
3293        "OMX_AUDIO_AMRBandModeWB8",
3294    };
3295
3296    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
3297
3298    if (type < 0 || (size_t)type >= numNames) {
3299        return "UNKNOWN";
3300    } else {
3301        return kNames[type];
3302    }
3303}
3304
3305static const char *amrFrameFormatString(OMX_AUDIO_AMRFRAMEFORMATTYPE type) {
3306    static const char *kNames[] = {
3307        "OMX_AUDIO_AMRFrameFormatConformance",
3308        "OMX_AUDIO_AMRFrameFormatIF1",
3309        "OMX_AUDIO_AMRFrameFormatIF2",
3310        "OMX_AUDIO_AMRFrameFormatFSF",
3311        "OMX_AUDIO_AMRFrameFormatRTPPayload",
3312        "OMX_AUDIO_AMRFrameFormatITU",
3313    };
3314
3315    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
3316
3317    if (type < 0 || (size_t)type >= numNames) {
3318        return "UNKNOWN";
3319    } else {
3320        return kNames[type];
3321    }
3322}
3323
3324void OMXCodec::dumpPortStatus(OMX_U32 portIndex) {
3325    OMX_PARAM_PORTDEFINITIONTYPE def;
3326    InitOMXParams(&def);
3327    def.nPortIndex = portIndex;
3328
3329    status_t err = mOMX->getParameter(
3330            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
3331    CHECK_EQ(err, OK);
3332
3333    printf("%s Port = {\n", portIndex == kPortIndexInput ? "Input" : "Output");
3334
3335    CHECK((portIndex == kPortIndexInput && def.eDir == OMX_DirInput)
3336          || (portIndex == kPortIndexOutput && def.eDir == OMX_DirOutput));
3337
3338    printf("  nBufferCountActual = %ld\n", def.nBufferCountActual);
3339    printf("  nBufferCountMin = %ld\n", def.nBufferCountMin);
3340    printf("  nBufferSize = %ld\n", def.nBufferSize);
3341
3342    switch (def.eDomain) {
3343        case OMX_PortDomainImage:
3344        {
3345            const OMX_IMAGE_PORTDEFINITIONTYPE *imageDef = &def.format.image;
3346
3347            printf("\n");
3348            printf("  // Image\n");
3349            printf("  nFrameWidth = %ld\n", imageDef->nFrameWidth);
3350            printf("  nFrameHeight = %ld\n", imageDef->nFrameHeight);
3351            printf("  nStride = %ld\n", imageDef->nStride);
3352
3353            printf("  eCompressionFormat = %s\n",
3354                   imageCompressionFormatString(imageDef->eCompressionFormat));
3355
3356            printf("  eColorFormat = %s\n",
3357                   colorFormatString(imageDef->eColorFormat));
3358
3359            break;
3360        }
3361
3362        case OMX_PortDomainVideo:
3363        {
3364            OMX_VIDEO_PORTDEFINITIONTYPE *videoDef = &def.format.video;
3365
3366            printf("\n");
3367            printf("  // Video\n");
3368            printf("  nFrameWidth = %ld\n", videoDef->nFrameWidth);
3369            printf("  nFrameHeight = %ld\n", videoDef->nFrameHeight);
3370            printf("  nStride = %ld\n", videoDef->nStride);
3371
3372            printf("  eCompressionFormat = %s\n",
3373                   videoCompressionFormatString(videoDef->eCompressionFormat));
3374
3375            printf("  eColorFormat = %s\n",
3376                   colorFormatString(videoDef->eColorFormat));
3377
3378            break;
3379        }
3380
3381        case OMX_PortDomainAudio:
3382        {
3383            OMX_AUDIO_PORTDEFINITIONTYPE *audioDef = &def.format.audio;
3384
3385            printf("\n");
3386            printf("  // Audio\n");
3387            printf("  eEncoding = %s\n",
3388                   audioCodingTypeString(audioDef->eEncoding));
3389
3390            if (audioDef->eEncoding == OMX_AUDIO_CodingPCM) {
3391                OMX_AUDIO_PARAM_PCMMODETYPE params;
3392                InitOMXParams(&params);
3393                params.nPortIndex = portIndex;
3394
3395                err = mOMX->getParameter(
3396                        mNode, OMX_IndexParamAudioPcm, &params, sizeof(params));
3397                CHECK_EQ(err, OK);
3398
3399                printf("  nSamplingRate = %ld\n", params.nSamplingRate);
3400                printf("  nChannels = %ld\n", params.nChannels);
3401                printf("  bInterleaved = %d\n", params.bInterleaved);
3402                printf("  nBitPerSample = %ld\n", params.nBitPerSample);
3403
3404                printf("  eNumData = %s\n",
3405                       params.eNumData == OMX_NumericalDataSigned
3406                        ? "signed" : "unsigned");
3407
3408                printf("  ePCMMode = %s\n", audioPCMModeString(params.ePCMMode));
3409            } else if (audioDef->eEncoding == OMX_AUDIO_CodingAMR) {
3410                OMX_AUDIO_PARAM_AMRTYPE amr;
3411                InitOMXParams(&amr);
3412                amr.nPortIndex = portIndex;
3413
3414                err = mOMX->getParameter(
3415                        mNode, OMX_IndexParamAudioAmr, &amr, sizeof(amr));
3416                CHECK_EQ(err, OK);
3417
3418                printf("  nChannels = %ld\n", amr.nChannels);
3419                printf("  eAMRBandMode = %s\n",
3420                        amrBandModeString(amr.eAMRBandMode));
3421                printf("  eAMRFrameFormat = %s\n",
3422                        amrFrameFormatString(amr.eAMRFrameFormat));
3423            }
3424
3425            break;
3426        }
3427
3428        default:
3429        {
3430            printf("  // Unknown\n");
3431            break;
3432        }
3433    }
3434
3435    printf("}\n");
3436}
3437
3438void OMXCodec::initOutputFormat(const sp<MetaData> &inputFormat) {
3439    mOutputFormat = new MetaData;
3440    mOutputFormat->setCString(kKeyDecoderComponent, mComponentName);
3441    if (mIsEncoder) {
3442        int32_t timeScale;
3443        if (inputFormat->findInt32(kKeyTimeScale, &timeScale)) {
3444            mOutputFormat->setInt32(kKeyTimeScale, timeScale);
3445        }
3446    }
3447
3448    OMX_PARAM_PORTDEFINITIONTYPE def;
3449    InitOMXParams(&def);
3450    def.nPortIndex = kPortIndexOutput;
3451
3452    status_t err = mOMX->getParameter(
3453            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
3454    CHECK_EQ(err, OK);
3455
3456    switch (def.eDomain) {
3457        case OMX_PortDomainImage:
3458        {
3459            OMX_IMAGE_PORTDEFINITIONTYPE *imageDef = &def.format.image;
3460            CHECK_EQ(imageDef->eCompressionFormat, OMX_IMAGE_CodingUnused);
3461
3462            mOutputFormat->setCString(kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_RAW);
3463            mOutputFormat->setInt32(kKeyColorFormat, imageDef->eColorFormat);
3464            mOutputFormat->setInt32(kKeyWidth, imageDef->nFrameWidth);
3465            mOutputFormat->setInt32(kKeyHeight, imageDef->nFrameHeight);
3466            break;
3467        }
3468
3469        case OMX_PortDomainAudio:
3470        {
3471            OMX_AUDIO_PORTDEFINITIONTYPE *audio_def = &def.format.audio;
3472
3473            if (audio_def->eEncoding == OMX_AUDIO_CodingPCM) {
3474                OMX_AUDIO_PARAM_PCMMODETYPE params;
3475                InitOMXParams(&params);
3476                params.nPortIndex = kPortIndexOutput;
3477
3478                err = mOMX->getParameter(
3479                        mNode, OMX_IndexParamAudioPcm, &params, sizeof(params));
3480                CHECK_EQ(err, OK);
3481
3482                CHECK_EQ(params.eNumData, OMX_NumericalDataSigned);
3483                CHECK_EQ(params.nBitPerSample, 16);
3484                CHECK_EQ(params.ePCMMode, OMX_AUDIO_PCMModeLinear);
3485
3486                int32_t numChannels, sampleRate;
3487                inputFormat->findInt32(kKeyChannelCount, &numChannels);
3488                inputFormat->findInt32(kKeySampleRate, &sampleRate);
3489
3490                if ((OMX_U32)numChannels != params.nChannels) {
3491                    LOGW("Codec outputs a different number of channels than "
3492                         "the input stream contains (contains %d channels, "
3493                         "codec outputs %ld channels).",
3494                         numChannels, params.nChannels);
3495                }
3496
3497                mOutputFormat->setCString(
3498                        kKeyMIMEType, MEDIA_MIMETYPE_AUDIO_RAW);
3499
3500                // Use the codec-advertised number of channels, as some
3501                // codecs appear to output stereo even if the input data is
3502                // mono. If we know the codec lies about this information,
3503                // use the actual number of channels instead.
3504                mOutputFormat->setInt32(
3505                        kKeyChannelCount,
3506                        (mQuirks & kDecoderLiesAboutNumberOfChannels)
3507                            ? numChannels : params.nChannels);
3508
3509                // The codec-reported sampleRate is not reliable...
3510                mOutputFormat->setInt32(kKeySampleRate, sampleRate);
3511            } else if (audio_def->eEncoding == OMX_AUDIO_CodingAMR) {
3512                OMX_AUDIO_PARAM_AMRTYPE amr;
3513                InitOMXParams(&amr);
3514                amr.nPortIndex = kPortIndexOutput;
3515
3516                err = mOMX->getParameter(
3517                        mNode, OMX_IndexParamAudioAmr, &amr, sizeof(amr));
3518                CHECK_EQ(err, OK);
3519
3520                CHECK_EQ(amr.nChannels, 1);
3521                mOutputFormat->setInt32(kKeyChannelCount, 1);
3522
3523                if (amr.eAMRBandMode >= OMX_AUDIO_AMRBandModeNB0
3524                    && amr.eAMRBandMode <= OMX_AUDIO_AMRBandModeNB7) {
3525                    mOutputFormat->setCString(
3526                            kKeyMIMEType, MEDIA_MIMETYPE_AUDIO_AMR_NB);
3527                    mOutputFormat->setInt32(kKeySampleRate, 8000);
3528                } else if (amr.eAMRBandMode >= OMX_AUDIO_AMRBandModeWB0
3529                            && amr.eAMRBandMode <= OMX_AUDIO_AMRBandModeWB8) {
3530                    mOutputFormat->setCString(
3531                            kKeyMIMEType, MEDIA_MIMETYPE_AUDIO_AMR_WB);
3532                    mOutputFormat->setInt32(kKeySampleRate, 16000);
3533                } else {
3534                    CHECK(!"Unknown AMR band mode.");
3535                }
3536            } else if (audio_def->eEncoding == OMX_AUDIO_CodingAAC) {
3537                mOutputFormat->setCString(
3538                        kKeyMIMEType, MEDIA_MIMETYPE_AUDIO_AAC);
3539                int32_t numChannels, sampleRate, bitRate;
3540                inputFormat->findInt32(kKeyChannelCount, &numChannels);
3541                inputFormat->findInt32(kKeySampleRate, &sampleRate);
3542                inputFormat->findInt32(kKeyBitRate, &bitRate);
3543                mOutputFormat->setInt32(kKeyChannelCount, numChannels);
3544                mOutputFormat->setInt32(kKeySampleRate, sampleRate);
3545                mOutputFormat->setInt32(kKeyBitRate, bitRate);
3546            } else {
3547                CHECK(!"Should not be here. Unknown audio encoding.");
3548            }
3549            break;
3550        }
3551
3552        case OMX_PortDomainVideo:
3553        {
3554            OMX_VIDEO_PORTDEFINITIONTYPE *video_def = &def.format.video;
3555
3556            if (video_def->eCompressionFormat == OMX_VIDEO_CodingUnused) {
3557                mOutputFormat->setCString(
3558                        kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_RAW);
3559            } else if (video_def->eCompressionFormat == OMX_VIDEO_CodingMPEG4) {
3560                mOutputFormat->setCString(
3561                        kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_MPEG4);
3562            } else if (video_def->eCompressionFormat == OMX_VIDEO_CodingH263) {
3563                mOutputFormat->setCString(
3564                        kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_H263);
3565            } else if (video_def->eCompressionFormat == OMX_VIDEO_CodingAVC) {
3566                mOutputFormat->setCString(
3567                        kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_AVC);
3568            } else {
3569                CHECK(!"Unknown compression format.");
3570            }
3571
3572            if (!strcmp(mComponentName, "OMX.PV.avcdec")) {
3573                // This component appears to be lying to me.
3574                mOutputFormat->setInt32(
3575                        kKeyWidth, (video_def->nFrameWidth + 15) & -16);
3576                mOutputFormat->setInt32(
3577                        kKeyHeight, (video_def->nFrameHeight + 15) & -16);
3578            } else {
3579                mOutputFormat->setInt32(kKeyWidth, video_def->nFrameWidth);
3580                mOutputFormat->setInt32(kKeyHeight, video_def->nFrameHeight);
3581            }
3582
3583            mOutputFormat->setInt32(kKeyColorFormat, video_def->eColorFormat);
3584            break;
3585        }
3586
3587        default:
3588        {
3589            CHECK(!"should not be here, neither audio nor video.");
3590            break;
3591        }
3592    }
3593}
3594
3595status_t OMXCodec::pause() {
3596    Mutex::Autolock autoLock(mLock);
3597
3598    mPaused = true;
3599
3600    return OK;
3601}
3602
3603////////////////////////////////////////////////////////////////////////////////
3604
3605status_t QueryCodecs(
3606        const sp<IOMX> &omx,
3607        const char *mime, bool queryDecoders,
3608        Vector<CodecCapabilities> *results) {
3609    results->clear();
3610
3611    for (int index = 0;; ++index) {
3612        const char *componentName;
3613
3614        if (!queryDecoders) {
3615            componentName = GetCodec(
3616                    kEncoderInfo, sizeof(kEncoderInfo) / sizeof(kEncoderInfo[0]),
3617                    mime, index);
3618        } else {
3619            componentName = GetCodec(
3620                    kDecoderInfo, sizeof(kDecoderInfo) / sizeof(kDecoderInfo[0]),
3621                    mime, index);
3622        }
3623
3624        if (!componentName) {
3625            return OK;
3626        }
3627
3628        if (strncmp(componentName, "OMX.", 4)) {
3629            // Not an OpenMax component but a software codec.
3630
3631            results->push();
3632            CodecCapabilities *caps = &results->editItemAt(results->size() - 1);
3633            caps->mComponentName = componentName;
3634
3635            continue;
3636        }
3637
3638        sp<OMXCodecObserver> observer = new OMXCodecObserver;
3639        IOMX::node_id node;
3640        status_t err = omx->allocateNode(componentName, observer, &node);
3641
3642        if (err != OK) {
3643            continue;
3644        }
3645
3646        OMXCodec::setComponentRole(omx, node, !queryDecoders, mime);
3647
3648        results->push();
3649        CodecCapabilities *caps = &results->editItemAt(results->size() - 1);
3650        caps->mComponentName = componentName;
3651
3652        OMX_VIDEO_PARAM_PROFILELEVELTYPE param;
3653        InitOMXParams(&param);
3654
3655        param.nPortIndex = queryDecoders ? 0 : 1;
3656
3657        for (param.nProfileIndex = 0;; ++param.nProfileIndex) {
3658            err = omx->getParameter(
3659                    node, OMX_IndexParamVideoProfileLevelQuerySupported,
3660                    &param, sizeof(param));
3661
3662            if (err != OK) {
3663                break;
3664            }
3665
3666            CodecProfileLevel profileLevel;
3667            profileLevel.mProfile = param.eProfile;
3668            profileLevel.mLevel = param.eLevel;
3669
3670            caps->mProfileLevels.push(profileLevel);
3671        }
3672
3673        CHECK_EQ(omx->freeNode(node), OK);
3674    }
3675}
3676
3677}  // namespace android
3678