stagefright.cpp revision 1d6fa7af1288b550faabe4ec2cf98684236723db 
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 <inttypes.h>
26
27#include "jpeg.h"
28#include "SineSource.h"
29
30#include <binder/IServiceManager.h>
31#include <binder/ProcessState.h>
32#include <media/IMediaHTTPService.h>
33#include <media/IMediaPlayerService.h>
34#include <media/stagefright/foundation/ALooper.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/GLConsumer.h>
57#include <gui/Surface.h>
58#include <gui/SurfaceComposerClient.h>
59
60using namespace android;
61
62static long gNumRepetitions;
63static long gMaxNumFrames;  // 0 means decode all available.
64static long gReproduceBug;  // if not -1.
65static bool gPreferSoftwareCodec;
66static bool gForceToUseHardwareCodec;
67static bool gPlaybackAudio;
68static bool gWriteMP4;
69static bool gDisplayHistogram;
70static String8 gWriteMP4Filename;
71
72static sp<ANativeWindow> gSurface;
73
74static int64_t getNowUs() {
75    struct timeval tv;
76    gettimeofday(&tv, NULL);
77
78    return (int64_t)tv.tv_usec + tv.tv_sec * 1000000ll;
79}
80
81static int CompareIncreasing(const int64_t *a, const int64_t *b) {
82    return (*a) < (*b) ? -1 : (*a) > (*b) ? 1 : 0;
83}
84
85static void displayDecodeHistogram(Vector<int64_t> *decodeTimesUs) {
86    printf("decode times:\n");
87
88    decodeTimesUs->sort(CompareIncreasing);
89
90    size_t n = decodeTimesUs->size();
91    int64_t minUs = decodeTimesUs->itemAt(0);
92    int64_t maxUs = decodeTimesUs->itemAt(n - 1);
93
94    printf("min decode time %" PRId64 " us (%.2f secs)\n", minUs, minUs / 1E6);
95    printf("max decode time %" PRId64 " us (%.2f secs)\n", maxUs, maxUs / 1E6);
96
97    size_t counts[100];
98    for (size_t i = 0; i < 100; ++i) {
99        counts[i] = 0;
100    }
101
102    for (size_t i = 0; i < n; ++i) {
103        int64_t x = decodeTimesUs->itemAt(i);
104
105        size_t slot = ((x - minUs) * 100) / (maxUs - minUs);
106        if (slot == 100) { slot = 99; }
107
108        ++counts[slot];
109    }
110
111    for (size_t i = 0; i < 100; ++i) {
112        int64_t slotUs = minUs + (i * (maxUs - minUs) / 100);
113
114        double fps = 1E6 / slotUs;
115        printf("[%.2f fps]: %zu\n", fps, counts[i]);
116    }
117}
118
119static void displayAVCProfileLevelIfPossible(const sp<MetaData>& meta) {
120    uint32_t type;
121    const void *data;
122    size_t size;
123    if (meta->findData(kKeyAVCC, &type, &data, &size)) {
124        const uint8_t *ptr = (const uint8_t *)data;
125        CHECK(size >= 7);
126        CHECK(ptr[0] == 1);  // configurationVersion == 1
127        uint8_t profile = ptr[1];
128        uint8_t level = ptr[3];
129        fprintf(stderr, "AVC video profile %d and level %d\n", profile, level);
130    }
131}
132
133static void dumpSource(const sp<MediaSource> &source, const String8 &filename) {
134    FILE *out = fopen(filename.string(), "wb");
135
136    CHECK_EQ((status_t)OK, source->start());
137
138    status_t err;
139    for (;;) {
140        MediaBuffer *mbuf;
141        err = source->read(&mbuf);
142
143        if (err == INFO_FORMAT_CHANGED) {
144            continue;
145        } else if (err != OK) {
146            break;
147        }
148
149        CHECK_EQ(
150                fwrite((const uint8_t *)mbuf->data() + mbuf->range_offset(),
151                       1,
152                       mbuf->range_length(),
153                       out),
154                (ssize_t)mbuf->range_length());
155
156        mbuf->release();
157        mbuf = NULL;
158    }
159
160    CHECK_EQ((status_t)OK, source->stop());
161
162    fclose(out);
163    out = NULL;
164}
165
166static void playSource(OMXClient *client, sp<MediaSource> &source) {
167    sp<MetaData> meta = source->getFormat();
168
169    const char *mime;
170    CHECK(meta->findCString(kKeyMIMEType, &mime));
171
172    sp<MediaSource> rawSource;
173    if (!strcasecmp(MEDIA_MIMETYPE_AUDIO_RAW, mime)) {
174        rawSource = source;
175    } else {
176        int flags = 0;
177        if (gPreferSoftwareCodec) {
178            flags |= OMXCodec::kPreferSoftwareCodecs;
179        }
180        if (gForceToUseHardwareCodec) {
181            CHECK(!gPreferSoftwareCodec);
182            flags |= OMXCodec::kHardwareCodecsOnly;
183        }
184        rawSource = OMXCodec::Create(
185            client->interface(), meta, false /* createEncoder */, source,
186            NULL /* matchComponentName */,
187            flags,
188            gSurface);
189
190        if (rawSource == NULL) {
191            fprintf(stderr, "Failed to instantiate decoder for '%s'.\n", mime);
192            return;
193        }
194        displayAVCProfileLevelIfPossible(meta);
195    }
196
197    source.clear();
198
199    status_t err = rawSource->start();
200
201    if (err != OK) {
202        fprintf(stderr, "rawSource returned error %d (0x%08x)\n", err, err);
203        return;
204    }
205
206    if (gPlaybackAudio) {
207        AudioPlayer *player = new AudioPlayer(NULL);
208        player->setSource(rawSource);
209        rawSource.clear();
210
211        player->start(true /* sourceAlreadyStarted */);
212
213        status_t finalStatus;
214        while (!player->reachedEOS(&finalStatus)) {
215            usleep(100000ll);
216        }
217
218        delete player;
219        player = NULL;
220
221        return;
222    } else if (gReproduceBug >= 3 && gReproduceBug <= 5) {
223        int64_t durationUs;
224        CHECK(meta->findInt64(kKeyDuration, &durationUs));
225
226        status_t err;
227        MediaBuffer *buffer;
228        MediaSource::ReadOptions options;
229        int64_t seekTimeUs = -1;
230        for (;;) {
231            err = rawSource->read(&buffer, &options);
232            options.clearSeekTo();
233
234            bool shouldSeek = false;
235            if (err == INFO_FORMAT_CHANGED) {
236                CHECK(buffer == NULL);
237
238                printf("format changed.\n");
239                continue;
240            } else if (err != OK) {
241                printf("reached EOF.\n");
242
243                shouldSeek = true;
244            } else {
245                int64_t timestampUs;
246                CHECK(buffer->meta_data()->findInt64(kKeyTime, &timestampUs));
247
248                bool failed = false;
249
250                if (seekTimeUs >= 0) {
251                    int64_t diff = timestampUs - seekTimeUs;
252
253                    if (diff < 0) {
254                        diff = -diff;
255                    }
256
257                    if ((gReproduceBug == 4 && diff > 500000)
258                        || (gReproduceBug == 5 && timestampUs < 0)) {
259                        printf("wanted: %.2f secs, got: %.2f secs\n",
260                               seekTimeUs / 1E6, timestampUs / 1E6);
261
262                        printf("ERROR: ");
263                        failed = true;
264                    }
265                }
266
267                printf("buffer has timestamp %" PRId64 " us (%.2f secs)\n",
268                       timestampUs, timestampUs / 1E6);
269
270                buffer->release();
271                buffer = NULL;
272
273                if (failed) {
274                    break;
275                }
276
277                shouldSeek = ((double)rand() / RAND_MAX) < 0.1;
278
279                if (gReproduceBug == 3) {
280                    shouldSeek = false;
281                }
282            }
283
284            seekTimeUs = -1;
285
286            if (shouldSeek) {
287                seekTimeUs = (rand() * (float)durationUs) / RAND_MAX;
288                options.setSeekTo(seekTimeUs);
289
290                printf("seeking to %" PRId64 " us (%.2f secs)\n",
291                       seekTimeUs, seekTimeUs / 1E6);
292            }
293        }
294
295        rawSource->stop();
296
297        return;
298    }
299
300    int n = 0;
301    int64_t startTime = getNowUs();
302
303    long numIterationsLeft = gNumRepetitions;
304    MediaSource::ReadOptions options;
305
306    int64_t sumDecodeUs = 0;
307    int64_t totalBytes = 0;
308
309    Vector<int64_t> decodeTimesUs;
310
311    while (numIterationsLeft-- > 0) {
312        long numFrames = 0;
313
314        MediaBuffer *buffer;
315
316        for (;;) {
317            int64_t startDecodeUs = getNowUs();
318            status_t err = rawSource->read(&buffer, &options);
319            int64_t delayDecodeUs = getNowUs() - startDecodeUs;
320
321            options.clearSeekTo();
322
323            if (err != OK) {
324                CHECK(buffer == NULL);
325
326                if (err == INFO_FORMAT_CHANGED) {
327                    printf("format changed.\n");
328                    continue;
329                }
330
331                break;
332            }
333
334            if (buffer->range_length() > 0) {
335                if (gDisplayHistogram && n > 0) {
336                    // Ignore the first time since it includes some setup
337                    // cost.
338                    decodeTimesUs.push(delayDecodeUs);
339                }
340
341                if ((n++ % 16) == 0) {
342                    printf(".");
343                    fflush(stdout);
344                }
345            }
346
347            sumDecodeUs += delayDecodeUs;
348            totalBytes += buffer->range_length();
349
350            buffer->release();
351            buffer = NULL;
352
353            ++numFrames;
354            if (gMaxNumFrames > 0 && numFrames == gMaxNumFrames) {
355                break;
356            }
357
358            if (gReproduceBug == 1 && numFrames == 40) {
359                printf("seeking past the end now.");
360                options.setSeekTo(0x7fffffffL);
361            } else if (gReproduceBug == 2 && numFrames == 40) {
362                printf("seeking to 5 secs.");
363                options.setSeekTo(5000000);
364            }
365        }
366
367        printf("$");
368        fflush(stdout);
369
370        options.setSeekTo(0);
371    }
372
373    rawSource->stop();
374    printf("\n");
375
376    int64_t delay = getNowUs() - startTime;
377    if (!strncasecmp("video/", mime, 6)) {
378        printf("avg. %.2f fps\n", n * 1E6 / delay);
379
380        printf("avg. time to decode one buffer %.2f usecs\n",
381               (double)sumDecodeUs / n);
382
383        printf("decoded a total of %d frame(s).\n", n);
384
385        if (gDisplayHistogram) {
386            displayDecodeHistogram(&decodeTimesUs);
387        }
388    } else if (!strncasecmp("audio/", mime, 6)) {
389        // Frame count makes less sense for audio, as the output buffer
390        // sizes may be different across decoders.
391        printf("avg. %.2f KB/sec\n", totalBytes / 1024 * 1E6 / delay);
392
393        printf("decoded a total of %" PRId64 " bytes\n", totalBytes);
394    }
395}
396
397////////////////////////////////////////////////////////////////////////////////
398
399struct DetectSyncSource : public MediaSource {
400    DetectSyncSource(const sp<MediaSource> &source);
401
402    virtual status_t start(MetaData *params = NULL);
403    virtual status_t stop();
404    virtual sp<MetaData> getFormat();
405
406    virtual status_t read(
407            MediaBuffer **buffer, const ReadOptions *options);
408
409private:
410    enum StreamType {
411        AVC,
412        MPEG4,
413        H263,
414        OTHER,
415    };
416
417    sp<MediaSource> mSource;
418    StreamType mStreamType;
419    bool mSawFirstIDRFrame;
420
421    DISALLOW_EVIL_CONSTRUCTORS(DetectSyncSource);
422};
423
424DetectSyncSource::DetectSyncSource(const sp<MediaSource> &source)
425    : mSource(source),
426      mStreamType(OTHER),
427      mSawFirstIDRFrame(false) {
428    const char *mime;
429    CHECK(mSource->getFormat()->findCString(kKeyMIMEType, &mime));
430
431    if (!strcasecmp(mime, MEDIA_MIMETYPE_VIDEO_AVC)) {
432        mStreamType = AVC;
433    } else if (!strcasecmp(mime, MEDIA_MIMETYPE_VIDEO_MPEG4)) {
434        mStreamType = MPEG4;
435        CHECK(!"sync frame detection not implemented yet for MPEG4");
436    } else if (!strcasecmp(mime, MEDIA_MIMETYPE_VIDEO_H263)) {
437        mStreamType = H263;
438        CHECK(!"sync frame detection not implemented yet for H.263");
439    }
440}
441
442status_t DetectSyncSource::start(MetaData *params) {
443    mSawFirstIDRFrame = false;
444
445    return mSource->start(params);
446}
447
448status_t DetectSyncSource::stop() {
449    return mSource->stop();
450}
451
452sp<MetaData> DetectSyncSource::getFormat() {
453    return mSource->getFormat();
454}
455
456static bool isIDRFrame(MediaBuffer *buffer) {
457    const uint8_t *data =
458        (const uint8_t *)buffer->data() + buffer->range_offset();
459    size_t size = buffer->range_length();
460    for (size_t i = 0; i + 3 < size; ++i) {
461        if (!memcmp("\x00\x00\x01", &data[i], 3)) {
462            uint8_t nalType = data[i + 3] & 0x1f;
463            if (nalType == 5) {
464                return true;
465            }
466        }
467    }
468
469    return false;
470}
471
472status_t DetectSyncSource::read(
473        MediaBuffer **buffer, const ReadOptions *options) {
474    for (;;) {
475        status_t err = mSource->read(buffer, options);
476
477        if (err != OK) {
478            return err;
479        }
480
481        if (mStreamType == AVC) {
482            bool isIDR = isIDRFrame(*buffer);
483            (*buffer)->meta_data()->setInt32(kKeyIsSyncFrame, isIDR);
484            if (isIDR) {
485                mSawFirstIDRFrame = true;
486            }
487        } else {
488            (*buffer)->meta_data()->setInt32(kKeyIsSyncFrame, true);
489        }
490
491        if (mStreamType != AVC || mSawFirstIDRFrame) {
492            break;
493        }
494
495        // Ignore everything up to the first IDR frame.
496        (*buffer)->release();
497        *buffer = NULL;
498    }
499
500    return OK;
501}
502
503////////////////////////////////////////////////////////////////////////////////
504
505static void writeSourcesToMP4(
506        Vector<sp<MediaSource> > &sources, bool syncInfoPresent) {
507#if 0
508    sp<MPEG4Writer> writer =
509        new MPEG4Writer(gWriteMP4Filename.string());
510#else
511    sp<MPEG2TSWriter> writer =
512        new MPEG2TSWriter(gWriteMP4Filename.string());
513#endif
514
515    // at most one minute.
516    writer->setMaxFileDuration(60000000ll);
517
518    for (size_t i = 0; i < sources.size(); ++i) {
519        sp<MediaSource> source = sources.editItemAt(i);
520
521        CHECK_EQ(writer->addSource(
522                    syncInfoPresent ? source : new DetectSyncSource(source)),
523                (status_t)OK);
524    }
525
526    sp<MetaData> params = new MetaData;
527    params->setInt32(kKeyRealTimeRecording, false);
528    CHECK_EQ(writer->start(params.get()), (status_t)OK);
529
530    while (!writer->reachedEOS()) {
531        usleep(100000);
532    }
533    writer->stop();
534}
535
536static void performSeekTest(const sp<MediaSource> &source) {
537    CHECK_EQ((status_t)OK, source->start());
538
539    int64_t durationUs;
540    CHECK(source->getFormat()->findInt64(kKeyDuration, &durationUs));
541
542    for (int64_t seekTimeUs = 0; seekTimeUs <= durationUs;
543            seekTimeUs += 60000ll) {
544        MediaSource::ReadOptions options;
545        options.setSeekTo(
546                seekTimeUs, MediaSource::ReadOptions::SEEK_PREVIOUS_SYNC);
547
548        MediaBuffer *buffer;
549        status_t err;
550        for (;;) {
551            err = source->read(&buffer, &options);
552
553            options.clearSeekTo();
554
555            if (err == INFO_FORMAT_CHANGED) {
556                CHECK(buffer == NULL);
557                continue;
558            }
559
560            if (err != OK) {
561                CHECK(buffer == NULL);
562                break;
563            }
564
565            if (buffer->range_length() > 0) {
566                break;
567            }
568
569            CHECK(buffer != NULL);
570
571            buffer->release();
572            buffer = NULL;
573        }
574
575        if (err == OK) {
576            int64_t timeUs;
577            CHECK(buffer->meta_data()->findInt64(kKeyTime, &timeUs));
578
579            printf("%" PRId64 "\t%" PRId64 "\t%" PRId64 "\n",
580                   seekTimeUs, timeUs, seekTimeUs - timeUs);
581
582            buffer->release();
583            buffer = NULL;
584        } else {
585            printf("ERROR\n");
586            break;
587        }
588    }
589
590    CHECK_EQ((status_t)OK, source->stop());
591}
592
593static void usage(const char *me) {
594    fprintf(stderr, "usage: %s [options] [input_filename]\n", me);
595    fprintf(stderr, "       -h(elp)\n");
596    fprintf(stderr, "       -a(udio)\n");
597    fprintf(stderr, "       -n repetitions\n");
598    fprintf(stderr, "       -l(ist) components\n");
599    fprintf(stderr, "       -m max-number-of-frames-to-decode in each pass\n");
600    fprintf(stderr, "       -b bug to reproduce\n");
601    fprintf(stderr, "       -p(rofiles) dump decoder profiles supported\n");
602    fprintf(stderr, "       -t(humbnail) extract video thumbnail or album art\n");
603    fprintf(stderr, "       -s(oftware) prefer software codec\n");
604    fprintf(stderr, "       -r(hardware) force to use hardware codec\n");
605    fprintf(stderr, "       -o playback audio\n");
606    fprintf(stderr, "       -w(rite) filename (write to .mp4 file)\n");
607    fprintf(stderr, "       -k seek test\n");
608    fprintf(stderr, "       -x display a histogram of decoding times/fps "
609                    "(video only)\n");
610    fprintf(stderr, "       -S allocate buffers from a surface\n");
611    fprintf(stderr, "       -T allocate buffers from a surface texture\n");
612    fprintf(stderr, "       -d(ump) output_filename (raw stream data to a file)\n");
613    fprintf(stderr, "       -D(ump) output_filename (decoded PCM data to a file)\n");
614}
615
616static void dumpCodecProfiles(const sp<IOMX>& omx, bool queryDecoders) {
617    const char *kMimeTypes[] = {
618        MEDIA_MIMETYPE_VIDEO_AVC, MEDIA_MIMETYPE_VIDEO_MPEG4,
619        MEDIA_MIMETYPE_VIDEO_H263, MEDIA_MIMETYPE_AUDIO_AAC,
620        MEDIA_MIMETYPE_AUDIO_AMR_NB, MEDIA_MIMETYPE_AUDIO_AMR_WB,
621        MEDIA_MIMETYPE_AUDIO_MPEG, MEDIA_MIMETYPE_AUDIO_G711_MLAW,
622        MEDIA_MIMETYPE_AUDIO_G711_ALAW, MEDIA_MIMETYPE_AUDIO_VORBIS,
623        MEDIA_MIMETYPE_VIDEO_VP8, MEDIA_MIMETYPE_VIDEO_VP9
624    };
625
626    const char *codecType = queryDecoders? "decoder" : "encoder";
627    printf("%s profiles:\n", codecType);
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("  %s '%s' supports ",
640                       codecType, 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    bool dumpPCMStream = false;
672    String8 dumpStreamFilename;
673    gNumRepetitions = 1;
674    gMaxNumFrames = 0;
675    gReproduceBug = -1;
676    gPreferSoftwareCodec = false;
677    gForceToUseHardwareCodec = false;
678    gPlaybackAudio = false;
679    gWriteMP4 = false;
680    gDisplayHistogram = false;
681
682    sp<ALooper> looper;
683
684    int res;
685    while ((res = getopt(argc, argv, "han:lm:b:ptsrow:kxSTd:D:")) >= 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 'D':
701            {
702                dumpPCMStream = true;
703                audioOnly = true;
704                dumpStreamFilename.setTo(optarg);
705                break;
706            }
707
708            case 'l':
709            {
710                listComponents = true;
711                break;
712            }
713
714            case 'm':
715            case 'n':
716            case 'b':
717            {
718                char *end;
719                long x = strtol(optarg, &end, 10);
720
721                if (*end != '\0' || end == optarg || x <= 0) {
722                    x = 1;
723                }
724
725                if (res == 'n') {
726                    gNumRepetitions = x;
727                } else if (res == 'm') {
728                    gMaxNumFrames = x;
729                } else {
730                    CHECK_EQ(res, 'b');
731                    gReproduceBug = x;
732                }
733                break;
734            }
735
736            case 'w':
737            {
738                gWriteMP4 = true;
739                gWriteMP4Filename.setTo(optarg);
740                break;
741            }
742
743            case 'p':
744            {
745                dumpProfiles = true;
746                break;
747            }
748
749            case 't':
750            {
751                extractThumbnail = true;
752                break;
753            }
754
755            case 's':
756            {
757                gPreferSoftwareCodec = true;
758                break;
759            }
760
761            case 'r':
762            {
763                gForceToUseHardwareCodec = true;
764                break;
765            }
766
767            case 'o':
768            {
769                gPlaybackAudio = true;
770                break;
771            }
772
773            case 'k':
774            {
775                seekTest = true;
776                break;
777            }
778
779            case 'x':
780            {
781                gDisplayHistogram = true;
782                break;
783            }
784
785            case 'S':
786            {
787                useSurfaceAlloc = true;
788                break;
789            }
790
791            case 'T':
792            {
793                useSurfaceTexAlloc = true;
794                break;
795            }
796
797            case '?':
798            case 'h':
799            default:
800            {
801                usage(argv[0]);
802                exit(1);
803                break;
804            }
805        }
806    }
807
808    if (gPlaybackAudio && !audioOnly) {
809        // This doesn't make any sense if we're decoding the video track.
810        gPlaybackAudio = false;
811    }
812
813    argc -= optind;
814    argv += optind;
815
816    if (extractThumbnail) {
817        sp<IServiceManager> sm = defaultServiceManager();
818        sp<IBinder> binder = sm->getService(String16("media.player"));
819        sp<IMediaPlayerService> service =
820            interface_cast<IMediaPlayerService>(binder);
821
822        CHECK(service.get() != NULL);
823
824        sp<IMediaMetadataRetriever> retriever =
825            service->createMetadataRetriever();
826
827        CHECK(retriever != NULL);
828
829        for (int k = 0; k < argc; ++k) {
830            const char *filename = argv[k];
831
832            bool failed = true;
833
834            int fd = open(filename, O_RDONLY | O_LARGEFILE);
835            CHECK_GE(fd, 0);
836
837            off64_t fileSize = lseek64(fd, 0, SEEK_END);
838            CHECK_GE(fileSize, 0ll);
839
840            CHECK_EQ(retriever->setDataSource(fd, 0, fileSize), (status_t)OK);
841
842            close(fd);
843            fd = -1;
844
845            sp<IMemory> mem =
846                    retriever->getFrameAtTime(-1,
847                                    MediaSource::ReadOptions::SEEK_PREVIOUS_SYNC);
848
849            if (mem != NULL) {
850                failed = false;
851                printf("getFrameAtTime(%s) => OK\n", filename);
852
853                VideoFrame *frame = (VideoFrame *)mem->pointer();
854
855                CHECK_EQ(writeJpegFile("/sdcard/out.jpg",
856                            (uint8_t *)frame + sizeof(VideoFrame),
857                            frame->mWidth, frame->mHeight), 0);
858            }
859
860            {
861                mem = retriever->extractAlbumArt();
862
863                if (mem != NULL) {
864                    failed = false;
865                    printf("extractAlbumArt(%s) => OK\n", filename);
866                }
867            }
868
869            if (failed) {
870                printf("both getFrameAtTime and extractAlbumArt "
871                    "failed on file '%s'.\n", filename);
872            }
873        }
874
875        return 0;
876    }
877
878    if (dumpProfiles) {
879        sp<IServiceManager> sm = defaultServiceManager();
880        sp<IBinder> binder = sm->getService(String16("media.player"));
881        sp<IMediaPlayerService> service =
882            interface_cast<IMediaPlayerService>(binder);
883
884        CHECK(service.get() != NULL);
885
886        sp<IOMX> omx = service->getOMX();
887        CHECK(omx.get() != NULL);
888        dumpCodecProfiles(omx, true /* queryDecoders */);
889        dumpCodecProfiles(omx, false /* queryDecoders */);
890    }
891
892    if (listComponents) {
893        sp<IServiceManager> sm = defaultServiceManager();
894        sp<IBinder> binder = sm->getService(String16("media.player"));
895        sp<IMediaPlayerService> service = interface_cast<IMediaPlayerService>(binder);
896
897        CHECK(service.get() != NULL);
898
899        sp<IOMX> omx = service->getOMX();
900        CHECK(omx.get() != NULL);
901
902        List<IOMX::ComponentInfo> list;
903        omx->listNodes(&list);
904
905        for (List<IOMX::ComponentInfo>::iterator it = list.begin();
906             it != list.end(); ++it) {
907            printf("%s\t Roles: ", (*it).mName.string());
908            for (List<String8>::iterator itRoles = (*it).mRoles.begin() ;
909                    itRoles != (*it).mRoles.end() ; ++itRoles) {
910                printf("%s\t", (*itRoles).string());
911            }
912            printf("\n");
913        }
914    }
915
916    sp<SurfaceComposerClient> composerClient;
917    sp<SurfaceControl> control;
918
919    if ((useSurfaceAlloc || useSurfaceTexAlloc) && !audioOnly) {
920        if (useSurfaceAlloc) {
921            composerClient = new SurfaceComposerClient;
922            CHECK_EQ(composerClient->initCheck(), (status_t)OK);
923
924            control = composerClient->createSurface(
925                    String8("A Surface"),
926                    1280,
927                    800,
928                    PIXEL_FORMAT_RGB_565,
929                    0);
930
931            CHECK(control != NULL);
932            CHECK(control->isValid());
933
934            SurfaceComposerClient::openGlobalTransaction();
935            CHECK_EQ(control->setLayer(INT_MAX), (status_t)OK);
936            CHECK_EQ(control->show(), (status_t)OK);
937            SurfaceComposerClient::closeGlobalTransaction();
938
939            gSurface = control->getSurface();
940            CHECK(gSurface != NULL);
941        } else {
942            CHECK(useSurfaceTexAlloc);
943
944            sp<BufferQueue> bq = new BufferQueue();
945            sp<GLConsumer> texture = new GLConsumer(bq, 0 /* tex */);
946            gSurface = new Surface(bq);
947        }
948
949        CHECK_EQ((status_t)OK,
950                 native_window_api_connect(
951                     gSurface.get(), NATIVE_WINDOW_API_MEDIA));
952    }
953
954    DataSource::RegisterDefaultSniffers();
955
956    OMXClient client;
957    status_t err = client.connect();
958
959    for (int k = 0; k < argc; ++k) {
960        bool syncInfoPresent = true;
961
962        const char *filename = argv[k];
963
964        sp<DataSource> dataSource =
965            DataSource::CreateFromURI(NULL /* httpService */, filename);
966
967        if (strncasecmp(filename, "sine:", 5) && dataSource == NULL) {
968            fprintf(stderr, "Unable to create data source.\n");
969            return 1;
970        }
971
972        bool isJPEG = false;
973
974        size_t len = strlen(filename);
975        if (len >= 4 && !strcasecmp(filename + len - 4, ".jpg")) {
976            isJPEG = true;
977        }
978
979        Vector<sp<MediaSource> > mediaSources;
980        sp<MediaSource> mediaSource;
981
982        if (isJPEG) {
983            mediaSource = new JPEGSource(dataSource);
984            if (gWriteMP4) {
985                mediaSources.push(mediaSource);
986            }
987        } else if (!strncasecmp("sine:", filename, 5)) {
988            char *end;
989            long sampleRate = strtol(filename + 5, &end, 10);
990
991            if (end == filename + 5) {
992                sampleRate = 44100;
993            }
994            mediaSource = new SineSource(sampleRate, 1);
995            if (gWriteMP4) {
996                mediaSources.push(mediaSource);
997            }
998        } else {
999            sp<MediaExtractor> extractor = MediaExtractor::Create(dataSource);
1000
1001            if (extractor == NULL) {
1002                fprintf(stderr, "could not create extractor.\n");
1003                return -1;
1004            }
1005
1006            sp<MetaData> meta = extractor->getMetaData();
1007
1008            if (meta != NULL) {
1009                const char *mime;
1010                CHECK(meta->findCString(kKeyMIMEType, &mime));
1011
1012                if (!strcasecmp(mime, MEDIA_MIMETYPE_CONTAINER_MPEG2TS)) {
1013                    syncInfoPresent = false;
1014                }
1015            }
1016
1017            size_t numTracks = extractor->countTracks();
1018
1019            if (gWriteMP4) {
1020                bool haveAudio = false;
1021                bool haveVideo = false;
1022                for (size_t i = 0; i < numTracks; ++i) {
1023                    sp<MediaSource> source = extractor->getTrack(i);
1024
1025                    const char *mime;
1026                    CHECK(source->getFormat()->findCString(
1027                                kKeyMIMEType, &mime));
1028
1029                    bool useTrack = false;
1030                    if (!haveAudio && !strncasecmp("audio/", mime, 6)) {
1031                        haveAudio = true;
1032                        useTrack = true;
1033                    } else if (!haveVideo && !strncasecmp("video/", mime, 6)) {
1034                        haveVideo = true;
1035                        useTrack = true;
1036                    }
1037
1038                    if (useTrack) {
1039                        mediaSources.push(source);
1040
1041                        if (haveAudio && haveVideo) {
1042                            break;
1043                        }
1044                    }
1045                }
1046            } else {
1047                sp<MetaData> meta;
1048                size_t i;
1049                for (i = 0; i < numTracks; ++i) {
1050                    meta = extractor->getTrackMetaData(
1051                            i, MediaExtractor::kIncludeExtensiveMetaData);
1052
1053                    const char *mime;
1054                    meta->findCString(kKeyMIMEType, &mime);
1055
1056                    if (audioOnly && !strncasecmp(mime, "audio/", 6)) {
1057                        break;
1058                    }
1059
1060                    if (!audioOnly && !strncasecmp(mime, "video/", 6)) {
1061                        break;
1062                    }
1063
1064                    meta = NULL;
1065                }
1066
1067                if (meta == NULL) {
1068                    fprintf(stderr,
1069                            "No suitable %s track found. The '-a' option will "
1070                            "target audio tracks only, the default is to target "
1071                            "video tracks only.\n",
1072                            audioOnly ? "audio" : "video");
1073                    return -1;
1074                }
1075
1076                int64_t thumbTimeUs;
1077                if (meta->findInt64(kKeyThumbnailTime, &thumbTimeUs)) {
1078                    printf("thumbnailTime: %" PRId64 " us (%.2f secs)\n",
1079                           thumbTimeUs, thumbTimeUs / 1E6);
1080                }
1081
1082                mediaSource = extractor->getTrack(i);
1083            }
1084        }
1085
1086        if (gWriteMP4) {
1087            writeSourcesToMP4(mediaSources, syncInfoPresent);
1088        } else if (dumpStream) {
1089            dumpSource(mediaSource, dumpStreamFilename);
1090        } else if (dumpPCMStream) {
1091            OMXClient client;
1092            CHECK_EQ(client.connect(), (status_t)OK);
1093
1094            sp<MediaSource> decSource =
1095                OMXCodec::Create(
1096                        client.interface(),
1097                        mediaSource->getFormat(),
1098                        false,
1099                        mediaSource,
1100                        0,
1101                        0);
1102
1103            dumpSource(decSource, dumpStreamFilename);
1104        } else if (seekTest) {
1105            performSeekTest(mediaSource);
1106        } else {
1107            playSource(&client, mediaSource);
1108        }
1109    }
1110
1111    if ((useSurfaceAlloc || useSurfaceTexAlloc) && !audioOnly) {
1112        CHECK_EQ((status_t)OK,
1113                 native_window_api_disconnect(
1114                     gSurface.get(), NATIVE_WINDOW_API_MEDIA));
1115
1116        gSurface.clear();
1117
1118        if (useSurfaceAlloc) {
1119            composerClient->dispose();
1120        }
1121    }
1122
1123    client.disconnect();
1124
1125    return 0;
1126}
1127