stagefright.cpp revision 1ab12519ec3d4922d1980f975fc884908879e0f0 
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 "stagefright"
19#include <media/stagefright/foundation/ADebug.h>
20
21#include <sys/time.h>
22
23#include <stdlib.h>
24#include <string.h>
25#include <unistd.h>
26
27#include "jpeg.h"
28#include "SineSource.h"
29
30#include <binder/IServiceManager.h>
31#include <binder/ProcessState.h>
32#include <media/IMediaPlayerService.h>
33#include <media/stagefright/foundation/ALooper.h>
34#include "include/LiveSession.h"
35#include "include/NuCachedSource2.h"
36#include <media/stagefright/AudioPlayer.h>
37#include <media/stagefright/DataSource.h>
38#include <media/stagefright/JPEGSource.h>
39#include <media/stagefright/MediaDefs.h>
40#include <media/stagefright/MediaErrors.h>
41#include <media/stagefright/MediaExtractor.h>
42#include <media/stagefright/MediaSource.h>
43#include <media/stagefright/MetaData.h>
44#include <media/stagefright/OMXClient.h>
45#include <media/stagefright/OMXCodec.h>
46#include <media/mediametadataretriever.h>
47
48#include <media/stagefright/foundation/hexdump.h>
49#include <media/stagefright/MPEG2TSWriter.h>
50#include <media/stagefright/MPEG4Writer.h>
51
52#include <private/media/VideoFrame.h>
53
54#include <fcntl.h>
55
56#include <gui/SurfaceTextureClient.h>
57#include <gui/SurfaceComposerClient.h>
58
59using namespace android;
60
61static long gNumRepetitions;
62static long gMaxNumFrames;  // 0 means decode all available.
63static long gReproduceBug;  // if not -1.
64static bool gPreferSoftwareCodec;
65static bool gForceToUseHardwareCodec;
66static bool gPlaybackAudio;
67static bool gWriteMP4;
68static bool gDisplayHistogram;
69static String8 gWriteMP4Filename;
70
71static sp<ANativeWindow> gSurface;
72
73static int64_t getNowUs() {
74    struct timeval tv;
75    gettimeofday(&tv, NULL);
76
77    return (int64_t)tv.tv_usec + tv.tv_sec * 1000000ll;
78}
79
80static int CompareIncreasing(const int64_t *a, const int64_t *b) {
81    return (*a) < (*b) ? -1 : (*a) > (*b) ? 1 : 0;
82}
83
84static void displayDecodeHistogram(Vector<int64_t> *decodeTimesUs) {
85    printf("decode times:\n");
86
87    decodeTimesUs->sort(CompareIncreasing);
88
89    size_t n = decodeTimesUs->size();
90    int64_t minUs = decodeTimesUs->itemAt(0);
91    int64_t maxUs = decodeTimesUs->itemAt(n - 1);
92
93    printf("min decode time %lld us (%.2f secs)\n", minUs, minUs / 1E6);
94    printf("max decode time %lld us (%.2f secs)\n", maxUs, maxUs / 1E6);
95
96    size_t counts[100];
97    for (size_t i = 0; i < 100; ++i) {
98        counts[i] = 0;
99    }
100
101    for (size_t i = 0; i < n; ++i) {
102        int64_t x = decodeTimesUs->itemAt(i);
103
104        size_t slot = ((x - minUs) * 100) / (maxUs - minUs);
105        if (slot == 100) { slot = 99; }
106
107        ++counts[slot];
108    }
109
110    for (size_t i = 0; i < 100; ++i) {
111        int64_t slotUs = minUs + (i * (maxUs - minUs) / 100);
112
113        double fps = 1E6 / slotUs;
114        printf("[%.2f fps]: %d\n", fps, counts[i]);
115    }
116}
117
118static void displayAVCProfileLevelIfPossible(const sp<MetaData>& meta) {
119    uint32_t type;
120    const void *data;
121    size_t size;
122    if (meta->findData(kKeyAVCC, &type, &data, &size)) {
123        const uint8_t *ptr = (const uint8_t *)data;
124        CHECK(size >= 7);
125        CHECK(ptr[0] == 1);  // configurationVersion == 1
126        uint8_t profile = ptr[1];
127        uint8_t level = ptr[3];
128        fprintf(stderr, "AVC video profile %d and level %d\n", profile, level);
129    }
130}
131
132static void dumpSource(const sp<MediaSource> &source, const String8 &filename) {
133    FILE *out = fopen(filename.string(), "wb");
134
135    CHECK_EQ((status_t)OK, source->start());
136
137    status_t err;
138    for (;;) {
139        MediaBuffer *mbuf;
140        err = source->read(&mbuf);
141
142        if (err == INFO_FORMAT_CHANGED) {
143            continue;
144        } else if (err != OK) {
145            break;
146        }
147
148        CHECK_EQ(
149                fwrite((const uint8_t *)mbuf->data() + mbuf->range_offset(),
150                       1,
151                       mbuf->range_length(),
152                       out),
153                (ssize_t)mbuf->range_length());
154
155        mbuf->release();
156        mbuf = NULL;
157    }
158
159    CHECK_EQ((status_t)OK, source->stop());
160
161    fclose(out);
162    out = NULL;
163}
164
165static void playSource(OMXClient *client, sp<MediaSource> &source) {
166    sp<MetaData> meta = source->getFormat();
167
168    const char *mime;
169    CHECK(meta->findCString(kKeyMIMEType, &mime));
170
171    sp<MediaSource> rawSource;
172    if (!strcasecmp(MEDIA_MIMETYPE_AUDIO_RAW, mime)) {
173        rawSource = source;
174    } else {
175        int flags = 0;
176        if (gPreferSoftwareCodec) {
177            flags |= OMXCodec::kPreferSoftwareCodecs;
178        }
179        if (gForceToUseHardwareCodec) {
180            CHECK(!gPreferSoftwareCodec);
181            flags |= OMXCodec::kHardwareCodecsOnly;
182        }
183        rawSource = OMXCodec::Create(
184            client->interface(), meta, false /* createEncoder */, source,
185            NULL /* matchComponentName */,
186            flags,
187            gSurface);
188
189        if (rawSource == NULL) {
190            fprintf(stderr, "Failed to instantiate decoder for '%s'.\n", mime);
191            return;
192        }
193        displayAVCProfileLevelIfPossible(meta);
194    }
195
196    source.clear();
197
198    status_t err = rawSource->start();
199
200    if (err != OK) {
201        fprintf(stderr, "rawSource returned error %d (0x%08x)\n", err, err);
202        return;
203    }
204
205    if (gPlaybackAudio) {
206        AudioPlayer *player = new AudioPlayer(NULL);
207        player->setSource(rawSource);
208        rawSource.clear();
209
210        player->start(true /* sourceAlreadyStarted */);
211
212        status_t finalStatus;
213        while (!player->reachedEOS(&finalStatus)) {
214            usleep(100000ll);
215        }
216
217        delete player;
218        player = NULL;
219
220        return;
221    } else if (gReproduceBug >= 3 && gReproduceBug <= 5) {
222        int64_t durationUs;
223        CHECK(meta->findInt64(kKeyDuration, &durationUs));
224
225        status_t err;
226        MediaBuffer *buffer;
227        MediaSource::ReadOptions options;
228        int64_t seekTimeUs = -1;
229        for (;;) {
230            err = rawSource->read(&buffer, &options);
231            options.clearSeekTo();
232
233            bool shouldSeek = false;
234            if (err == INFO_FORMAT_CHANGED) {
235                CHECK(buffer == NULL);
236
237                printf("format changed.\n");
238                continue;
239            } else if (err != OK) {
240                printf("reached EOF.\n");
241
242                shouldSeek = true;
243            } else {
244                int64_t timestampUs;
245                CHECK(buffer->meta_data()->findInt64(kKeyTime, &timestampUs));
246
247                bool failed = false;
248
249                if (seekTimeUs >= 0) {
250                    int64_t diff = timestampUs - seekTimeUs;
251
252                    if (diff < 0) {
253                        diff = -diff;
254                    }
255
256                    if ((gReproduceBug == 4 && diff > 500000)
257                        || (gReproduceBug == 5 && timestampUs < 0)) {
258                        printf("wanted: %.2f secs, got: %.2f secs\n",
259                               seekTimeUs / 1E6, timestampUs / 1E6);
260
261                        printf("ERROR: ");
262                        failed = true;
263                    }
264                }
265
266                printf("buffer has timestamp %lld us (%.2f secs)\n",
267                       timestampUs, timestampUs / 1E6);
268
269                buffer->release();
270                buffer = NULL;
271
272                if (failed) {
273                    break;
274                }
275
276                shouldSeek = ((double)rand() / RAND_MAX) < 0.1;
277
278                if (gReproduceBug == 3) {
279                    shouldSeek = false;
280                }
281            }
282
283            seekTimeUs = -1;
284
285            if (shouldSeek) {
286                seekTimeUs = (rand() * (float)durationUs) / RAND_MAX;
287                options.setSeekTo(seekTimeUs);
288
289                printf("seeking to %lld us (%.2f secs)\n",
290                       seekTimeUs, seekTimeUs / 1E6);
291            }
292        }
293
294        rawSource->stop();
295
296        return;
297    }
298
299    int n = 0;
300    int64_t startTime = getNowUs();
301
302    long numIterationsLeft = gNumRepetitions;
303    MediaSource::ReadOptions options;
304
305    int64_t sumDecodeUs = 0;
306    int64_t totalBytes = 0;
307
308    Vector<int64_t> decodeTimesUs;
309
310    while (numIterationsLeft-- > 0) {
311        long numFrames = 0;
312
313        MediaBuffer *buffer;
314
315        for (;;) {
316            int64_t startDecodeUs = getNowUs();
317            status_t err = rawSource->read(&buffer, &options);
318            int64_t delayDecodeUs = getNowUs() - startDecodeUs;
319
320            options.clearSeekTo();
321
322            if (err != OK) {
323                CHECK(buffer == NULL);
324
325                if (err == INFO_FORMAT_CHANGED) {
326                    printf("format changed.\n");
327                    continue;
328                }
329
330                break;
331            }
332
333            if (buffer->range_length() > 0) {
334                if (gDisplayHistogram && n > 0) {
335                    // Ignore the first time since it includes some setup
336                    // cost.
337                    decodeTimesUs.push(delayDecodeUs);
338                }
339
340                if ((n++ % 16) == 0) {
341                    printf(".");
342                    fflush(stdout);
343                }
344            }
345
346            sumDecodeUs += delayDecodeUs;
347            totalBytes += buffer->range_length();
348
349            buffer->release();
350            buffer = NULL;
351
352            ++numFrames;
353            if (gMaxNumFrames > 0 && numFrames == gMaxNumFrames) {
354                break;
355            }
356
357            if (gReproduceBug == 1 && numFrames == 40) {
358                printf("seeking past the end now.");
359                options.setSeekTo(0x7fffffffL);
360            } else if (gReproduceBug == 2 && numFrames == 40) {
361                printf("seeking to 5 secs.");
362                options.setSeekTo(5000000);
363            }
364        }
365
366        printf("$");
367        fflush(stdout);
368
369        options.setSeekTo(0);
370    }
371
372    rawSource->stop();
373    printf("\n");
374
375    int64_t delay = getNowUs() - startTime;
376    if (!strncasecmp("video/", mime, 6)) {
377        printf("avg. %.2f fps\n", n * 1E6 / delay);
378
379        printf("avg. time to decode one buffer %.2f usecs\n",
380               (double)sumDecodeUs / n);
381
382        printf("decoded a total of %d frame(s).\n", n);
383
384        if (gDisplayHistogram) {
385            displayDecodeHistogram(&decodeTimesUs);
386        }
387    } else if (!strncasecmp("audio/", mime, 6)) {
388        // Frame count makes less sense for audio, as the output buffer
389        // sizes may be different across decoders.
390        printf("avg. %.2f KB/sec\n", totalBytes / 1024 * 1E6 / delay);
391
392        printf("decoded a total of %lld bytes\n", totalBytes);
393    }
394}
395
396////////////////////////////////////////////////////////////////////////////////
397
398struct DetectSyncSource : public MediaSource {
399    DetectSyncSource(const sp<MediaSource> &source);
400
401    virtual status_t start(MetaData *params = NULL);
402    virtual status_t stop();
403    virtual sp<MetaData> getFormat();
404
405    virtual status_t read(
406            MediaBuffer **buffer, const ReadOptions *options);
407
408private:
409    enum StreamType {
410        AVC,
411        MPEG4,
412        H263,
413        OTHER,
414    };
415
416    sp<MediaSource> mSource;
417    StreamType mStreamType;
418    bool mSawFirstIDRFrame;
419
420    DISALLOW_EVIL_CONSTRUCTORS(DetectSyncSource);
421};
422
423DetectSyncSource::DetectSyncSource(const sp<MediaSource> &source)
424    : mSource(source),
425      mStreamType(OTHER),
426      mSawFirstIDRFrame(false) {
427    const char *mime;
428    CHECK(mSource->getFormat()->findCString(kKeyMIMEType, &mime));
429
430    if (!strcasecmp(mime, MEDIA_MIMETYPE_VIDEO_AVC)) {
431        mStreamType = AVC;
432    } else if (!strcasecmp(mime, MEDIA_MIMETYPE_VIDEO_MPEG4)) {
433        mStreamType = MPEG4;
434        CHECK(!"sync frame detection not implemented yet for MPEG4");
435    } else if (!strcasecmp(mime, MEDIA_MIMETYPE_VIDEO_H263)) {
436        mStreamType = H263;
437        CHECK(!"sync frame detection not implemented yet for H.263");
438    }
439}
440
441status_t DetectSyncSource::start(MetaData *params) {
442    mSawFirstIDRFrame = false;
443
444    return mSource->start(params);
445}
446
447status_t DetectSyncSource::stop() {
448    return mSource->stop();
449}
450
451sp<MetaData> DetectSyncSource::getFormat() {
452    return mSource->getFormat();
453}
454
455static bool isIDRFrame(MediaBuffer *buffer) {
456    const uint8_t *data =
457        (const uint8_t *)buffer->data() + buffer->range_offset();
458    size_t size = buffer->range_length();
459    for (size_t i = 0; i + 3 < size; ++i) {
460        if (!memcmp("\x00\x00\x01", &data[i], 3)) {
461            uint8_t nalType = data[i + 3] & 0x1f;
462            if (nalType == 5) {
463                return true;
464            }
465        }
466    }
467
468    return false;
469}
470
471status_t DetectSyncSource::read(
472        MediaBuffer **buffer, const ReadOptions *options) {
473    for (;;) {
474        status_t err = mSource->read(buffer, options);
475
476        if (err != OK) {
477            return err;
478        }
479
480        if (mStreamType == AVC) {
481            bool isIDR = isIDRFrame(*buffer);
482            (*buffer)->meta_data()->setInt32(kKeyIsSyncFrame, isIDR);
483            if (isIDR) {
484                mSawFirstIDRFrame = true;
485            }
486        } else {
487            (*buffer)->meta_data()->setInt32(kKeyIsSyncFrame, true);
488        }
489
490        if (mStreamType != AVC || mSawFirstIDRFrame) {
491            break;
492        }
493
494        // Ignore everything up to the first IDR frame.
495        (*buffer)->release();
496        *buffer = NULL;
497    }
498
499    return OK;
500}
501
502////////////////////////////////////////////////////////////////////////////////
503
504static void writeSourcesToMP4(
505        Vector<sp<MediaSource> > &sources, bool syncInfoPresent) {
506#if 0
507    sp<MPEG4Writer> writer =
508        new MPEG4Writer(gWriteMP4Filename.string());
509#else
510    sp<MPEG2TSWriter> writer =
511        new MPEG2TSWriter(gWriteMP4Filename.string());
512#endif
513
514    // at most one minute.
515    writer->setMaxFileDuration(60000000ll);
516
517    for (size_t i = 0; i < sources.size(); ++i) {
518        sp<MediaSource> source = sources.editItemAt(i);
519
520        CHECK_EQ(writer->addSource(
521                    syncInfoPresent ? source : new DetectSyncSource(source)),
522                (status_t)OK);
523    }
524
525    sp<MetaData> params = new MetaData;
526    params->setInt32(kKeyNotRealTime, true);
527    CHECK_EQ(writer->start(params.get()), (status_t)OK);
528
529    while (!writer->reachedEOS()) {
530        usleep(100000);
531    }
532    writer->stop();
533}
534
535static void performSeekTest(const sp<MediaSource> &source) {
536    CHECK_EQ((status_t)OK, source->start());
537
538    int64_t durationUs;
539    CHECK(source->getFormat()->findInt64(kKeyDuration, &durationUs));
540
541    for (int64_t seekTimeUs = 0; seekTimeUs <= durationUs;
542            seekTimeUs += 60000ll) {
543        MediaSource::ReadOptions options;
544        options.setSeekTo(
545                seekTimeUs, MediaSource::ReadOptions::SEEK_PREVIOUS_SYNC);
546
547        MediaBuffer *buffer;
548        status_t err;
549        for (;;) {
550            err = source->read(&buffer, &options);
551
552            options.clearSeekTo();
553
554            if (err == INFO_FORMAT_CHANGED) {
555                CHECK(buffer == NULL);
556                continue;
557            }
558
559            if (err != OK) {
560                CHECK(buffer == NULL);
561                break;
562            }
563
564            if (buffer->range_length() > 0) {
565                break;
566            }
567
568            CHECK(buffer != NULL);
569
570            buffer->release();
571            buffer = NULL;
572        }
573
574        if (err == OK) {
575            int64_t timeUs;
576            CHECK(buffer->meta_data()->findInt64(kKeyTime, &timeUs));
577
578            printf("%lld\t%lld\t%lld\n", seekTimeUs, timeUs, seekTimeUs - timeUs);
579
580            buffer->release();
581            buffer = NULL;
582        } else {
583            printf("ERROR\n");
584            break;
585        }
586    }
587
588    CHECK_EQ((status_t)OK, source->stop());
589}
590
591static void usage(const char *me) {
592    fprintf(stderr, "usage: %s\n", me);
593    fprintf(stderr, "       -h(elp)\n");
594    fprintf(stderr, "       -a(udio)\n");
595    fprintf(stderr, "       -n repetitions\n");
596    fprintf(stderr, "       -l(ist) components\n");
597    fprintf(stderr, "       -m max-number-of-frames-to-decode in each pass\n");
598    fprintf(stderr, "       -b bug to reproduce\n");
599    fprintf(stderr, "       -p(rofiles) dump decoder profiles supported\n");
600    fprintf(stderr, "       -t(humbnail) extract video thumbnail or album art\n");
601    fprintf(stderr, "       -s(oftware) prefer software codec\n");
602    fprintf(stderr, "       -r(hardware) force to use hardware codec\n");
603    fprintf(stderr, "       -o playback audio\n");
604    fprintf(stderr, "       -w(rite) filename (write to .mp4 file)\n");
605    fprintf(stderr, "       -k seek test\n");
606    fprintf(stderr, "       -x display a histogram of decoding times/fps "
607                    "(video only)\n");
608    fprintf(stderr, "       -S allocate buffers from a surface\n");
609    fprintf(stderr, "       -T allocate buffers from a surface texture\n");
610    fprintf(stderr, "       -d(ump) filename (raw stream data to a file)\n");
611}
612
613static void dumpCodecProfiles(const sp<IOMX>& omx, bool queryDecoders) {
614    const char *kMimeTypes[] = {
615        MEDIA_MIMETYPE_VIDEO_AVC, MEDIA_MIMETYPE_VIDEO_MPEG4,
616        MEDIA_MIMETYPE_VIDEO_H263, MEDIA_MIMETYPE_AUDIO_AAC,
617        MEDIA_MIMETYPE_AUDIO_AMR_NB, MEDIA_MIMETYPE_AUDIO_AMR_WB,
618        MEDIA_MIMETYPE_AUDIO_MPEG, MEDIA_MIMETYPE_AUDIO_G711_MLAW,
619        MEDIA_MIMETYPE_AUDIO_G711_ALAW, MEDIA_MIMETYPE_AUDIO_VORBIS,
620        MEDIA_MIMETYPE_VIDEO_VPX
621    };
622
623    if (queryDecoders) {
624        printf("decoder profiles:\n");
625    } else {
626        printf("encoder profiles:\n");
627    }
628
629    for (size_t k = 0; k < sizeof(kMimeTypes) / sizeof(kMimeTypes[0]); ++k) {
630        printf("type '%s':\n", kMimeTypes[k]);
631
632        Vector<CodecCapabilities> results;
633        // will retrieve hardware and software codecs
634        CHECK_EQ(QueryCodecs(omx, kMimeTypes[k],
635                             queryDecoders,
636                             &results), (status_t)OK);
637
638        for (size_t i = 0; i < results.size(); ++i) {
639            printf("  decoder '%s' supports ",
640                       results[i].mComponentName.string());
641
642            if (results[i].mProfileLevels.size() == 0) {
643                    printf("NOTHING.\n");
644                    continue;
645            }
646
647            for (size_t j = 0; j < results[i].mProfileLevels.size(); ++j) {
648                const CodecProfileLevel &profileLevel =
649                     results[i].mProfileLevels[j];
650
651                printf("%s%ld/%ld", j > 0 ? ", " : "",
652                    profileLevel.mProfile, profileLevel.mLevel);
653            }
654
655            printf("\n");
656        }
657    }
658}
659
660int main(int argc, char **argv) {
661    android::ProcessState::self()->startThreadPool();
662
663    bool audioOnly = false;
664    bool listComponents = false;
665    bool dumpProfiles = false;
666    bool extractThumbnail = false;
667    bool seekTest = false;
668    bool useSurfaceAlloc = false;
669    bool useSurfaceTexAlloc = false;
670    bool dumpStream = false;
671    String8 dumpStreamFilename;
672    gNumRepetitions = 1;
673    gMaxNumFrames = 0;
674    gReproduceBug = -1;
675    gPreferSoftwareCodec = false;
676    gForceToUseHardwareCodec = false;
677    gPlaybackAudio = false;
678    gWriteMP4 = false;
679    gDisplayHistogram = false;
680
681    sp<ALooper> looper;
682    sp<LiveSession> liveSession;
683
684    int res;
685    while ((res = getopt(argc, argv, "han:lm:b:ptsrow:kxSTd:")) >= 0) {
686        switch (res) {
687            case 'a':
688            {
689                audioOnly = true;
690                break;
691            }
692
693            case 'd':
694            {
695                dumpStream = true;
696                dumpStreamFilename.setTo(optarg);
697                break;
698            }
699
700            case 'l':
701            {
702                listComponents = true;
703                break;
704            }
705
706            case 'm':
707            case 'n':
708            case 'b':
709            {
710                char *end;
711                long x = strtol(optarg, &end, 10);
712
713                if (*end != '\0' || end == optarg || x <= 0) {
714                    x = 1;
715                }
716
717                if (res == 'n') {
718                    gNumRepetitions = x;
719                } else if (res == 'm') {
720                    gMaxNumFrames = x;
721                } else {
722                    CHECK_EQ(res, 'b');
723                    gReproduceBug = x;
724                }
725                break;
726            }
727
728            case 'w':
729            {
730                gWriteMP4 = true;
731                gWriteMP4Filename.setTo(optarg);
732                break;
733            }
734
735            case 'p':
736            {
737                dumpProfiles = true;
738                break;
739            }
740
741            case 't':
742            {
743                extractThumbnail = true;
744                break;
745            }
746
747            case 's':
748            {
749                gPreferSoftwareCodec = true;
750                break;
751            }
752
753            case 'r':
754            {
755                gForceToUseHardwareCodec = true;
756                break;
757            }
758
759            case 'o':
760            {
761                gPlaybackAudio = true;
762                break;
763            }
764
765            case 'k':
766            {
767                seekTest = true;
768                break;
769            }
770
771            case 'x':
772            {
773                gDisplayHistogram = true;
774                break;
775            }
776
777            case 'S':
778            {
779                useSurfaceAlloc = true;
780                break;
781            }
782
783            case 'T':
784            {
785                useSurfaceTexAlloc = true;
786                break;
787            }
788
789            case '?':
790            case 'h':
791            default:
792            {
793                usage(argv[0]);
794                exit(1);
795                break;
796            }
797        }
798    }
799
800    if (gPlaybackAudio && !audioOnly) {
801        // This doesn't make any sense if we're decoding the video track.
802        gPlaybackAudio = false;
803    }
804
805    argc -= optind;
806    argv += optind;
807
808    if (extractThumbnail) {
809        sp<IServiceManager> sm = defaultServiceManager();
810        sp<IBinder> binder = sm->getService(String16("media.player"));
811        sp<IMediaPlayerService> service =
812            interface_cast<IMediaPlayerService>(binder);
813
814        CHECK(service.get() != NULL);
815
816        sp<IMediaMetadataRetriever> retriever =
817            service->createMetadataRetriever(getpid());
818
819        CHECK(retriever != NULL);
820
821        for (int k = 0; k < argc; ++k) {
822            const char *filename = argv[k];
823
824            bool failed = true;
825
826            int fd = open(filename, O_RDONLY | O_LARGEFILE);
827            CHECK_GE(fd, 0);
828
829            off64_t fileSize = lseek64(fd, 0, SEEK_END);
830            CHECK_GE(fileSize, 0ll);
831
832            CHECK_EQ(retriever->setDataSource(fd, 0, fileSize), (status_t)OK);
833
834            close(fd);
835            fd = -1;
836
837            sp<IMemory> mem =
838                    retriever->getFrameAtTime(-1,
839                                    MediaSource::ReadOptions::SEEK_PREVIOUS_SYNC);
840
841            if (mem != NULL) {
842                failed = false;
843                printf("getFrameAtTime(%s) => OK\n", filename);
844
845                VideoFrame *frame = (VideoFrame *)mem->pointer();
846
847                CHECK_EQ(writeJpegFile("/sdcard/out.jpg",
848                            (uint8_t *)frame + sizeof(VideoFrame),
849                            frame->mWidth, frame->mHeight), 0);
850            }
851
852            {
853                mem = retriever->extractAlbumArt();
854
855                if (mem != NULL) {
856                    failed = false;
857                    printf("extractAlbumArt(%s) => OK\n", filename);
858                }
859            }
860
861            if (failed) {
862                printf("both getFrameAtTime and extractAlbumArt "
863                    "failed on file '%s'.\n", filename);
864            }
865        }
866
867        return 0;
868    }
869
870    if (dumpProfiles) {
871        sp<IServiceManager> sm = defaultServiceManager();
872        sp<IBinder> binder = sm->getService(String16("media.player"));
873        sp<IMediaPlayerService> service =
874            interface_cast<IMediaPlayerService>(binder);
875
876        CHECK(service.get() != NULL);
877
878        sp<IOMX> omx = service->getOMX();
879        CHECK(omx.get() != NULL);
880        dumpCodecProfiles(omx, true /* queryDecoders */);
881        dumpCodecProfiles(omx, false /* queryDecoders */);
882    }
883
884    if (listComponents) {
885        sp<IServiceManager> sm = defaultServiceManager();
886        sp<IBinder> binder = sm->getService(String16("media.player"));
887        sp<IMediaPlayerService> service = interface_cast<IMediaPlayerService>(binder);
888
889        CHECK(service.get() != NULL);
890
891        sp<IOMX> omx = service->getOMX();
892        CHECK(omx.get() != NULL);
893
894        List<IOMX::ComponentInfo> list;
895        omx->listNodes(&list);
896
897        for (List<IOMX::ComponentInfo>::iterator it = list.begin();
898             it != list.end(); ++it) {
899            printf("%s\t Roles: ", (*it).mName.string());
900            for (List<String8>::iterator itRoles = (*it).mRoles.begin() ;
901                    itRoles != (*it).mRoles.end() ; ++itRoles) {
902                printf("%s\t", (*itRoles).string());
903            }
904            printf("\n");
905        }
906    }
907
908    sp<SurfaceComposerClient> composerClient;
909    sp<SurfaceControl> control;
910
911    if ((useSurfaceAlloc || useSurfaceTexAlloc) && !audioOnly) {
912        if (useSurfaceAlloc) {
913            composerClient = new SurfaceComposerClient;
914            CHECK_EQ(composerClient->initCheck(), (status_t)OK);
915
916            control = composerClient->createSurface(
917                    String8("A Surface"),
918                    0,
919                    1280,
920                    800,
921                    PIXEL_FORMAT_RGB_565,
922                    0);
923
924            CHECK(control != NULL);
925            CHECK(control->isValid());
926
927            SurfaceComposerClient::openGlobalTransaction();
928            CHECK_EQ(control->setLayer(INT_MAX), (status_t)OK);
929            CHECK_EQ(control->show(), (status_t)OK);
930            SurfaceComposerClient::closeGlobalTransaction();
931
932            gSurface = control->getSurface();
933            CHECK(gSurface != NULL);
934        } else {
935            CHECK(useSurfaceTexAlloc);
936
937            sp<SurfaceTexture> texture = new SurfaceTexture(0 /* tex */);
938            gSurface = new SurfaceTextureClient(texture);
939        }
940
941        CHECK_EQ((status_t)OK,
942                 native_window_api_connect(
943                     gSurface.get(), NATIVE_WINDOW_API_MEDIA));
944    }
945
946    DataSource::RegisterDefaultSniffers();
947
948    OMXClient client;
949    status_t err = client.connect();
950
951    for (int k = 0; k < argc; ++k) {
952        bool syncInfoPresent = true;
953
954        const char *filename = argv[k];
955
956        sp<DataSource> dataSource = DataSource::CreateFromURI(filename);
957
958        if (strncasecmp(filename, "sine:", 5)
959                && strncasecmp(filename, "httplive://", 11)
960                && dataSource == NULL) {
961            fprintf(stderr, "Unable to create data source.\n");
962            return 1;
963        }
964
965        bool isJPEG = false;
966
967        size_t len = strlen(filename);
968        if (len >= 4 && !strcasecmp(filename + len - 4, ".jpg")) {
969            isJPEG = true;
970        }
971
972        Vector<sp<MediaSource> > mediaSources;
973        sp<MediaSource> mediaSource;
974
975        if (isJPEG) {
976            mediaSource = new JPEGSource(dataSource);
977            if (gWriteMP4) {
978                mediaSources.push(mediaSource);
979            }
980        } else if (!strncasecmp("sine:", filename, 5)) {
981            char *end;
982            long sampleRate = strtol(filename + 5, &end, 10);
983
984            if (end == filename + 5) {
985                sampleRate = 44100;
986            }
987            mediaSource = new SineSource(sampleRate, 1);
988            if (gWriteMP4) {
989                mediaSources.push(mediaSource);
990            }
991        } else {
992            sp<MediaExtractor> extractor;
993
994            if (!strncasecmp("httplive://", filename, 11)) {
995                String8 uri("http://");
996                uri.append(filename + 11);
997
998                if (looper == NULL) {
999                    looper = new ALooper;
1000                    looper->start();
1001                }
1002                liveSession = new LiveSession;
1003                looper->registerHandler(liveSession);
1004
1005                liveSession->connect(uri.string());
1006                dataSource = liveSession->getDataSource();
1007
1008                extractor =
1009                    MediaExtractor::Create(
1010                            dataSource, MEDIA_MIMETYPE_CONTAINER_MPEG2TS);
1011
1012                syncInfoPresent = false;
1013            } else {
1014                extractor = MediaExtractor::Create(dataSource);
1015
1016                if (extractor == NULL) {
1017                    fprintf(stderr, "could not create extractor.\n");
1018                    return -1;
1019                }
1020
1021                sp<MetaData> meta = extractor->getMetaData();
1022
1023                if (meta != NULL) {
1024                    const char *mime;
1025                    CHECK(meta->findCString(kKeyMIMEType, &mime));
1026
1027                    if (!strcasecmp(mime, MEDIA_MIMETYPE_CONTAINER_MPEG2TS)) {
1028                        syncInfoPresent = false;
1029                    }
1030                }
1031            }
1032
1033            size_t numTracks = extractor->countTracks();
1034
1035            if (gWriteMP4) {
1036                bool haveAudio = false;
1037                bool haveVideo = false;
1038                for (size_t i = 0; i < numTracks; ++i) {
1039                    sp<MediaSource> source = extractor->getTrack(i);
1040
1041                    const char *mime;
1042                    CHECK(source->getFormat()->findCString(
1043                                kKeyMIMEType, &mime));
1044
1045                    bool useTrack = false;
1046                    if (!haveAudio && !strncasecmp("audio/", mime, 6)) {
1047                        haveAudio = true;
1048                        useTrack = true;
1049                    } else if (!haveVideo && !strncasecmp("video/", mime, 6)) {
1050                        haveVideo = true;
1051                        useTrack = true;
1052                    }
1053
1054                    if (useTrack) {
1055                        mediaSources.push(source);
1056
1057                        if (haveAudio && haveVideo) {
1058                            break;
1059                        }
1060                    }
1061                }
1062            } else {
1063                sp<MetaData> meta;
1064                size_t i;
1065                for (i = 0; i < numTracks; ++i) {
1066                    meta = extractor->getTrackMetaData(
1067                            i, MediaExtractor::kIncludeExtensiveMetaData);
1068
1069                    const char *mime;
1070                    meta->findCString(kKeyMIMEType, &mime);
1071
1072                    if (audioOnly && !strncasecmp(mime, "audio/", 6)) {
1073                        break;
1074                    }
1075
1076                    if (!audioOnly && !strncasecmp(mime, "video/", 6)) {
1077                        break;
1078                    }
1079
1080                    meta = NULL;
1081                }
1082
1083                if (meta == NULL) {
1084                    fprintf(stderr,
1085                            "No suitable %s track found. The '-a' option will "
1086                            "target audio tracks only, the default is to target "
1087                            "video tracks only.\n",
1088                            audioOnly ? "audio" : "video");
1089                    return -1;
1090                }
1091
1092                int64_t thumbTimeUs;
1093                if (meta->findInt64(kKeyThumbnailTime, &thumbTimeUs)) {
1094                    printf("thumbnailTime: %lld us (%.2f secs)\n",
1095                           thumbTimeUs, thumbTimeUs / 1E6);
1096                }
1097
1098                mediaSource = extractor->getTrack(i);
1099            }
1100        }
1101
1102        if (gWriteMP4) {
1103            writeSourcesToMP4(mediaSources, syncInfoPresent);
1104        } else if (dumpStream) {
1105            dumpSource(mediaSource, dumpStreamFilename);
1106        } else if (seekTest) {
1107            performSeekTest(mediaSource);
1108        } else {
1109            playSource(&client, mediaSource);
1110        }
1111    }
1112
1113    if ((useSurfaceAlloc || useSurfaceTexAlloc) && !audioOnly) {
1114        CHECK_EQ((status_t)OK,
1115                 native_window_api_disconnect(
1116                     gSurface.get(), NATIVE_WINDOW_API_MEDIA));
1117
1118        gSurface.clear();
1119
1120        if (useSurfaceAlloc) {
1121            composerClient->dispose();
1122        }
1123    }
1124
1125    client.disconnect();
1126
1127    return 0;
1128}
1129