AwesomePlayer.cpp revision 1aa4fed23595d45b0ad0af86c9e839196172abe5 
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 "AwesomePlayer"
19#include <utils/Log.h>
20
21#include <dlfcn.h>
22
23#include "include/ARTSPController.h"
24#include "include/AwesomePlayer.h"
25#include "include/LiveSource.h"
26#include "include/SoftwareRenderer.h"
27#include "include/NuCachedSource2.h"
28#include "include/ThrottledSource.h"
29
30#include "ARTPSession.h"
31#include "APacketSource.h"
32#include "ASessionDescription.h"
33#include "UDPPusher.h"
34
35#include <binder/IPCThreadState.h>
36#include <media/stagefright/AudioPlayer.h>
37#include <media/stagefright/DataSource.h>
38#include <media/stagefright/FileSource.h>
39#include <media/stagefright/MediaBuffer.h>
40#include <media/stagefright/MediaDefs.h>
41#include <media/stagefright/MediaExtractor.h>
42#include <media/stagefright/MediaDebug.h>
43#include <media/stagefright/MediaSource.h>
44#include <media/stagefright/MetaData.h>
45#include <media/stagefright/OMXCodec.h>
46
47#include <surfaceflinger/ISurface.h>
48
49#include <media/stagefright/foundation/ALooper.h>
50
51namespace android {
52
53struct AwesomeEvent : public TimedEventQueue::Event {
54    AwesomeEvent(
55            AwesomePlayer *player,
56            void (AwesomePlayer::*method)())
57        : mPlayer(player),
58          mMethod(method) {
59    }
60
61protected:
62    virtual ~AwesomeEvent() {}
63
64    virtual void fire(TimedEventQueue *queue, int64_t /* now_us */) {
65        (mPlayer->*mMethod)();
66    }
67
68private:
69    AwesomePlayer *mPlayer;
70    void (AwesomePlayer::*mMethod)();
71
72    AwesomeEvent(const AwesomeEvent &);
73    AwesomeEvent &operator=(const AwesomeEvent &);
74};
75
76struct AwesomeRemoteRenderer : public AwesomeRenderer {
77    AwesomeRemoteRenderer(const sp<IOMXRenderer> &target)
78        : mTarget(target) {
79    }
80
81    virtual void render(MediaBuffer *buffer) {
82        void *id;
83        if (buffer->meta_data()->findPointer(kKeyBufferID, &id)) {
84            mTarget->render((IOMX::buffer_id)id);
85        }
86    }
87
88private:
89    sp<IOMXRenderer> mTarget;
90
91    AwesomeRemoteRenderer(const AwesomeRemoteRenderer &);
92    AwesomeRemoteRenderer &operator=(const AwesomeRemoteRenderer &);
93};
94
95struct AwesomeLocalRenderer : public AwesomeRenderer {
96    AwesomeLocalRenderer(
97            bool previewOnly,
98            const char *componentName,
99            OMX_COLOR_FORMATTYPE colorFormat,
100            const sp<ISurface> &surface,
101            size_t displayWidth, size_t displayHeight,
102            size_t decodedWidth, size_t decodedHeight)
103        : mTarget(NULL),
104          mLibHandle(NULL) {
105            init(previewOnly, componentName,
106                 colorFormat, surface, displayWidth,
107                 displayHeight, decodedWidth, decodedHeight);
108    }
109
110    virtual void render(MediaBuffer *buffer) {
111        render((const uint8_t *)buffer->data() + buffer->range_offset(),
112               buffer->range_length());
113    }
114
115    void render(const void *data, size_t size) {
116        mTarget->render(data, size, NULL);
117    }
118
119protected:
120    virtual ~AwesomeLocalRenderer() {
121        delete mTarget;
122        mTarget = NULL;
123
124        if (mLibHandle) {
125            dlclose(mLibHandle);
126            mLibHandle = NULL;
127        }
128    }
129
130private:
131    VideoRenderer *mTarget;
132    void *mLibHandle;
133
134    void init(
135            bool previewOnly,
136            const char *componentName,
137            OMX_COLOR_FORMATTYPE colorFormat,
138            const sp<ISurface> &surface,
139            size_t displayWidth, size_t displayHeight,
140            size_t decodedWidth, size_t decodedHeight);
141
142    AwesomeLocalRenderer(const AwesomeLocalRenderer &);
143    AwesomeLocalRenderer &operator=(const AwesomeLocalRenderer &);;
144};
145
146void AwesomeLocalRenderer::init(
147        bool previewOnly,
148        const char *componentName,
149        OMX_COLOR_FORMATTYPE colorFormat,
150        const sp<ISurface> &surface,
151        size_t displayWidth, size_t displayHeight,
152        size_t decodedWidth, size_t decodedHeight) {
153    if (!previewOnly) {
154        // We will stick to the vanilla software-color-converting renderer
155        // for "previewOnly" mode, to avoid unneccessarily switching overlays
156        // more often than necessary.
157
158        mLibHandle = dlopen("libstagefrighthw.so", RTLD_NOW);
159
160        if (mLibHandle) {
161            typedef VideoRenderer *(*CreateRendererFunc)(
162                    const sp<ISurface> &surface,
163                    const char *componentName,
164                    OMX_COLOR_FORMATTYPE colorFormat,
165                    size_t displayWidth, size_t displayHeight,
166                    size_t decodedWidth, size_t decodedHeight);
167
168            CreateRendererFunc func =
169                (CreateRendererFunc)dlsym(
170                        mLibHandle,
171                        "_Z14createRendererRKN7android2spINS_8ISurfaceEEEPKc20"
172                        "OMX_COLOR_FORMATTYPEjjjj");
173
174            if (func) {
175                mTarget =
176                    (*func)(surface, componentName, colorFormat,
177                        displayWidth, displayHeight,
178                        decodedWidth, decodedHeight);
179            }
180        }
181    }
182
183    if (mTarget == NULL) {
184        mTarget = new SoftwareRenderer(
185                colorFormat, surface, displayWidth, displayHeight,
186                decodedWidth, decodedHeight);
187    }
188}
189
190AwesomePlayer::AwesomePlayer()
191    : mQueueStarted(false),
192      mTimeSource(NULL),
193      mVideoRendererIsPreview(false),
194      mAudioPlayer(NULL),
195      mFlags(0),
196      mExtractorFlags(0),
197      mLastVideoBuffer(NULL),
198      mVideoBuffer(NULL),
199      mSuspensionState(NULL) {
200    CHECK_EQ(mClient.connect(), OK);
201
202    DataSource::RegisterDefaultSniffers();
203
204    mVideoEvent = new AwesomeEvent(this, &AwesomePlayer::onVideoEvent);
205    mVideoEventPending = false;
206    mStreamDoneEvent = new AwesomeEvent(this, &AwesomePlayer::onStreamDone);
207    mStreamDoneEventPending = false;
208    mBufferingEvent = new AwesomeEvent(this, &AwesomePlayer::onBufferingUpdate);
209    mBufferingEventPending = false;
210
211    mCheckAudioStatusEvent = new AwesomeEvent(
212            this, &AwesomePlayer::onCheckAudioStatus);
213
214    mAudioStatusEventPending = false;
215
216    reset();
217}
218
219AwesomePlayer::~AwesomePlayer() {
220    if (mQueueStarted) {
221        mQueue.stop();
222    }
223
224    reset();
225
226    mClient.disconnect();
227}
228
229void AwesomePlayer::cancelPlayerEvents(bool keepBufferingGoing) {
230    mQueue.cancelEvent(mVideoEvent->eventID());
231    mVideoEventPending = false;
232    mQueue.cancelEvent(mStreamDoneEvent->eventID());
233    mStreamDoneEventPending = false;
234    mQueue.cancelEvent(mCheckAudioStatusEvent->eventID());
235    mAudioStatusEventPending = false;
236
237    if (!keepBufferingGoing) {
238        mQueue.cancelEvent(mBufferingEvent->eventID());
239        mBufferingEventPending = false;
240    }
241}
242
243void AwesomePlayer::setListener(const wp<MediaPlayerBase> &listener) {
244    Mutex::Autolock autoLock(mLock);
245    mListener = listener;
246}
247
248status_t AwesomePlayer::setDataSource(
249        const char *uri, const KeyedVector<String8, String8> *headers) {
250    Mutex::Autolock autoLock(mLock);
251    return setDataSource_l(uri, headers);
252}
253
254status_t AwesomePlayer::setDataSource_l(
255        const char *uri, const KeyedVector<String8, String8> *headers) {
256    reset_l();
257
258    mUri = uri;
259
260    if (headers) {
261        mUriHeaders = *headers;
262    }
263
264    // The actual work will be done during preparation in the call to
265    // ::finishSetDataSource_l to avoid blocking the calling thread in
266    // setDataSource for any significant time.
267
268    return OK;
269}
270
271status_t AwesomePlayer::setDataSource(
272        int fd, int64_t offset, int64_t length) {
273#if 0
274    // return setDataSource("httplive://iphoned5.akamai.com.edgesuite.net/mhbarron/nasatv/nasatv_96.m3u8");
275    // return setDataSource("httplive://iphoned5.akamai.com.edgesuite.net/mhbarron/nasatv/nasatv_1500.m3u8");
276    return setDataSource("httplive://iphone.video.hsn.com/iPhone_high.m3u8");
277    // return setDataSource("httplive://iphoned5.akamai.com.edgesuite.net/mhbarron/iphonewebcast/webcast090209_all/webcast090209_all.m3u8");
278    // return setDataSource("httplive://qthttp.akamai.com.edgesuite.net/iphone_demo/Video_Content/usat/tt_062209_iphone/hi/prog_index.m3u8");
279    // return setDataSource("httplive://qthttp.akamai.com.edgesuite.net/iphone_demo/Video_Content/usat/tt_googmaps/hi/prog_index.m3u8");
280    // return setDataSource("httplive://qthttp.akamai.com.edgesuite.net/iphone_demo/Video_Content/mtv/ni_spo_25a_rt74137_clip_syn/hi/prog_index.m3u8");
281#endif
282
283    Mutex::Autolock autoLock(mLock);
284
285    reset_l();
286
287    sp<DataSource> dataSource = new FileSource(fd, offset, length);
288
289    status_t err = dataSource->initCheck();
290
291    if (err != OK) {
292        return err;
293    }
294
295    mFileSource = dataSource;
296
297    return setDataSource_l(dataSource);
298}
299
300status_t AwesomePlayer::setDataSource_l(
301        const sp<DataSource> &dataSource) {
302    sp<MediaExtractor> extractor = MediaExtractor::Create(dataSource);
303
304    if (extractor == NULL) {
305        return UNKNOWN_ERROR;
306    }
307
308    return setDataSource_l(extractor);
309}
310
311status_t AwesomePlayer::setDataSource_l(const sp<MediaExtractor> &extractor) {
312    bool haveAudio = false;
313    bool haveVideo = false;
314    for (size_t i = 0; i < extractor->countTracks(); ++i) {
315        sp<MetaData> meta = extractor->getTrackMetaData(i);
316
317        const char *mime;
318        CHECK(meta->findCString(kKeyMIMEType, &mime));
319
320        if (!haveVideo && !strncasecmp(mime, "video/", 6)) {
321            setVideoSource(extractor->getTrack(i));
322            haveVideo = true;
323        } else if (!haveAudio && !strncasecmp(mime, "audio/", 6)) {
324            setAudioSource(extractor->getTrack(i));
325            haveAudio = true;
326        }
327
328        if (haveAudio && haveVideo) {
329            break;
330        }
331    }
332
333    if (!haveAudio && !haveVideo) {
334        return UNKNOWN_ERROR;
335    }
336
337    mExtractorFlags = extractor->flags();
338
339    return OK;
340}
341
342void AwesomePlayer::reset() {
343    Mutex::Autolock autoLock(mLock);
344    reset_l();
345}
346
347void AwesomePlayer::reset_l() {
348    if (mFlags & PREPARING) {
349        mFlags |= PREPARE_CANCELLED;
350        if (mConnectingDataSource != NULL) {
351            LOGI("interrupting the connection process");
352            mConnectingDataSource->disconnect();
353        }
354    }
355
356    while (mFlags & PREPARING) {
357        mPreparedCondition.wait(mLock);
358    }
359
360    cancelPlayerEvents();
361
362    mCachedSource.clear();
363    mAudioTrack.clear();
364    mVideoTrack.clear();
365
366    // Shutdown audio first, so that the respone to the reset request
367    // appears to happen instantaneously as far as the user is concerned
368    // If we did this later, audio would continue playing while we
369    // shutdown the video-related resources and the player appear to
370    // not be as responsive to a reset request.
371    if (mAudioPlayer == NULL && mAudioSource != NULL) {
372        // If we had an audio player, it would have effectively
373        // taken possession of the audio source and stopped it when
374        // _it_ is stopped. Otherwise this is still our responsibility.
375        mAudioSource->stop();
376    }
377    mAudioSource.clear();
378
379    mTimeSource = NULL;
380
381    delete mAudioPlayer;
382    mAudioPlayer = NULL;
383
384    mVideoRenderer.clear();
385
386    if (mLastVideoBuffer) {
387        mLastVideoBuffer->release();
388        mLastVideoBuffer = NULL;
389    }
390
391    if (mVideoBuffer) {
392        mVideoBuffer->release();
393        mVideoBuffer = NULL;
394    }
395
396    mRTSPController.clear();
397    mRTPPusher.clear();
398    mRTCPPusher.clear();
399    mRTPSession.clear();
400
401    if (mVideoSource != NULL) {
402        mVideoSource->stop();
403
404        // The following hack is necessary to ensure that the OMX
405        // component is completely released by the time we may try
406        // to instantiate it again.
407        wp<MediaSource> tmp = mVideoSource;
408        mVideoSource.clear();
409        while (tmp.promote() != NULL) {
410            usleep(1000);
411        }
412        IPCThreadState::self()->flushCommands();
413    }
414
415    mDurationUs = -1;
416    mFlags = 0;
417    mExtractorFlags = 0;
418    mVideoWidth = mVideoHeight = -1;
419    mTimeSourceDeltaUs = 0;
420    mVideoTimeUs = 0;
421
422    mSeeking = false;
423    mSeekNotificationSent = false;
424    mSeekTimeUs = 0;
425
426    mUri.setTo("");
427    mUriHeaders.clear();
428
429    mFileSource.clear();
430
431    delete mSuspensionState;
432    mSuspensionState = NULL;
433}
434
435void AwesomePlayer::notifyListener_l(int msg, int ext1, int ext2) {
436    if (mListener != NULL) {
437        sp<MediaPlayerBase> listener = mListener.promote();
438
439        if (listener != NULL) {
440            listener->sendEvent(msg, ext1, ext2);
441        }
442    }
443}
444
445void AwesomePlayer::onBufferingUpdate() {
446    Mutex::Autolock autoLock(mLock);
447    if (!mBufferingEventPending) {
448        return;
449    }
450    mBufferingEventPending = false;
451
452    if (mCachedSource == NULL) {
453        return;
454    }
455
456    size_t lowWatermark = 400000;
457    size_t highWatermark = 1000000;
458
459    off_t size;
460    if (mDurationUs >= 0 && mCachedSource->getSize(&size) == OK) {
461        int64_t bitrate = size * 8000000ll / mDurationUs;  // in bits/sec
462
463        size_t cachedSize = mCachedSource->cachedSize();
464        int64_t cachedDurationUs = cachedSize * 8000000ll / bitrate;
465
466        double percentage = (double)cachedDurationUs / mDurationUs;
467
468        notifyListener_l(MEDIA_BUFFERING_UPDATE, percentage * 100.0);
469
470        lowWatermark = 2 * bitrate / 8;  // 2 secs
471        highWatermark = 10 * bitrate / 8;  // 10 secs
472    }
473
474    bool eos;
475    size_t cachedDataRemaining = mCachedSource->approxDataRemaining(&eos);
476
477    if ((mFlags & PLAYING) && !eos && (cachedDataRemaining < lowWatermark)) {
478        LOGI("cache is running low (< %d) , pausing.", lowWatermark);
479        mFlags |= CACHE_UNDERRUN;
480        pause_l();
481        notifyListener_l(MEDIA_INFO, MEDIA_INFO_BUFFERING_START);
482    } else if ((mFlags & CACHE_UNDERRUN)
483            && (eos || cachedDataRemaining > highWatermark)) {
484        LOGI("cache has filled up (> %d), resuming.", highWatermark);
485        mFlags &= ~CACHE_UNDERRUN;
486        play_l();
487        notifyListener_l(MEDIA_INFO, MEDIA_INFO_BUFFERING_END);
488    }
489
490    postBufferingEvent_l();
491}
492
493void AwesomePlayer::onStreamDone() {
494    // Posted whenever any stream finishes playing.
495
496    Mutex::Autolock autoLock(mLock);
497    if (!mStreamDoneEventPending) {
498        return;
499    }
500    mStreamDoneEventPending = false;
501
502    if (mStreamDoneStatus != ERROR_END_OF_STREAM) {
503        LOGV("MEDIA_ERROR %d", mStreamDoneStatus);
504
505        notifyListener_l(
506                MEDIA_ERROR, MEDIA_ERROR_UNKNOWN, mStreamDoneStatus);
507
508        pause_l();
509
510        mFlags |= AT_EOS;
511        return;
512    }
513
514    const bool allDone =
515        (mVideoSource == NULL || (mFlags & VIDEO_AT_EOS))
516            && (mAudioSource == NULL || (mFlags & AUDIO_AT_EOS));
517
518    if (!allDone) {
519        return;
520    }
521
522    if (mFlags & LOOPING) {
523        seekTo_l(0);
524
525        if (mVideoSource != NULL) {
526            postVideoEvent_l();
527        }
528    } else {
529        LOGV("MEDIA_PLAYBACK_COMPLETE");
530        notifyListener_l(MEDIA_PLAYBACK_COMPLETE);
531
532        pause_l();
533
534        mFlags |= AT_EOS;
535    }
536}
537
538status_t AwesomePlayer::play() {
539    Mutex::Autolock autoLock(mLock);
540
541    mFlags &= ~CACHE_UNDERRUN;
542
543    return play_l();
544}
545
546status_t AwesomePlayer::play_l() {
547    if (mFlags & PLAYING) {
548        return OK;
549    }
550
551    if (!(mFlags & PREPARED)) {
552        status_t err = prepare_l();
553
554        if (err != OK) {
555            return err;
556        }
557    }
558
559    mFlags |= PLAYING;
560    mFlags |= FIRST_FRAME;
561
562    bool deferredAudioSeek = false;
563
564    if (mAudioSource != NULL) {
565        if (mAudioPlayer == NULL) {
566            if (mAudioSink != NULL) {
567                mAudioPlayer = new AudioPlayer(mAudioSink);
568                mAudioPlayer->setSource(mAudioSource);
569
570                // We've already started the MediaSource in order to enable
571                // the prefetcher to read its data.
572                status_t err = mAudioPlayer->start(
573                        true /* sourceAlreadyStarted */);
574
575                if (err != OK) {
576                    delete mAudioPlayer;
577                    mAudioPlayer = NULL;
578
579                    mFlags &= ~(PLAYING | FIRST_FRAME);
580
581                    return err;
582                }
583
584                mTimeSource = mAudioPlayer;
585
586                deferredAudioSeek = true;
587
588                mWatchForAudioSeekComplete = false;
589                mWatchForAudioEOS = true;
590            }
591        } else {
592            mAudioPlayer->resume();
593        }
594
595        postCheckAudioStatusEvent_l();
596    }
597
598    if (mTimeSource == NULL && mAudioPlayer == NULL) {
599        mTimeSource = &mSystemTimeSource;
600    }
601
602    if (mVideoSource != NULL) {
603        // Kick off video playback
604        postVideoEvent_l();
605    }
606
607    if (deferredAudioSeek) {
608        // If there was a seek request while we were paused
609        // and we're just starting up again, honor the request now.
610        seekAudioIfNecessary_l();
611    }
612
613    if (mFlags & AT_EOS) {
614        // Legacy behaviour, if a stream finishes playing and then
615        // is started again, we play from the start...
616        seekTo_l(0);
617    }
618
619    return OK;
620}
621
622void AwesomePlayer::initRenderer_l() {
623    if (mISurface != NULL) {
624        sp<MetaData> meta = mVideoSource->getFormat();
625
626        int32_t format;
627        const char *component;
628        int32_t decodedWidth, decodedHeight;
629        CHECK(meta->findInt32(kKeyColorFormat, &format));
630        CHECK(meta->findCString(kKeyDecoderComponent, &component));
631        CHECK(meta->findInt32(kKeyWidth, &decodedWidth));
632        CHECK(meta->findInt32(kKeyHeight, &decodedHeight));
633
634        mVideoRenderer.clear();
635
636        // Must ensure that mVideoRenderer's destructor is actually executed
637        // before creating a new one.
638        IPCThreadState::self()->flushCommands();
639
640        if (!strncmp("OMX.", component, 4)) {
641            // Our OMX codecs allocate buffers on the media_server side
642            // therefore they require a remote IOMXRenderer that knows how
643            // to display them.
644            mVideoRenderer = new AwesomeRemoteRenderer(
645                mClient.interface()->createRenderer(
646                        mISurface, component,
647                        (OMX_COLOR_FORMATTYPE)format,
648                        decodedWidth, decodedHeight,
649                        mVideoWidth, mVideoHeight));
650        } else {
651            // Other decoders are instantiated locally and as a consequence
652            // allocate their buffers in local address space.
653            mVideoRenderer = new AwesomeLocalRenderer(
654                false,  // previewOnly
655                component,
656                (OMX_COLOR_FORMATTYPE)format,
657                mISurface,
658                mVideoWidth, mVideoHeight,
659                decodedWidth, decodedHeight);
660        }
661    }
662}
663
664status_t AwesomePlayer::pause() {
665    Mutex::Autolock autoLock(mLock);
666
667    mFlags &= ~CACHE_UNDERRUN;
668
669    return pause_l();
670}
671
672status_t AwesomePlayer::pause_l() {
673    if (!(mFlags & PLAYING)) {
674        return OK;
675    }
676
677    cancelPlayerEvents(true /* keepBufferingGoing */);
678
679    if (mAudioPlayer != NULL) {
680        mAudioPlayer->pause();
681    }
682
683    mFlags &= ~PLAYING;
684
685    return OK;
686}
687
688bool AwesomePlayer::isPlaying() const {
689    return (mFlags & PLAYING) || (mFlags & CACHE_UNDERRUN);
690}
691
692void AwesomePlayer::setISurface(const sp<ISurface> &isurface) {
693    Mutex::Autolock autoLock(mLock);
694
695    mISurface = isurface;
696}
697
698void AwesomePlayer::setAudioSink(
699        const sp<MediaPlayerBase::AudioSink> &audioSink) {
700    Mutex::Autolock autoLock(mLock);
701
702    mAudioSink = audioSink;
703}
704
705status_t AwesomePlayer::setLooping(bool shouldLoop) {
706    Mutex::Autolock autoLock(mLock);
707
708    mFlags = mFlags & ~LOOPING;
709
710    if (shouldLoop) {
711        mFlags |= LOOPING;
712    }
713
714    return OK;
715}
716
717status_t AwesomePlayer::getDuration(int64_t *durationUs) {
718    Mutex::Autolock autoLock(mMiscStateLock);
719
720    if (mDurationUs < 0) {
721        return UNKNOWN_ERROR;
722    }
723
724    *durationUs = mDurationUs;
725
726    return OK;
727}
728
729status_t AwesomePlayer::getPosition(int64_t *positionUs) {
730    if (mSeeking) {
731        *positionUs = mSeekTimeUs;
732    } else if (mVideoSource != NULL) {
733        Mutex::Autolock autoLock(mMiscStateLock);
734        *positionUs = mVideoTimeUs;
735    } else if (mAudioPlayer != NULL) {
736        *positionUs = mAudioPlayer->getMediaTimeUs();
737    } else {
738        *positionUs = 0;
739    }
740
741    return OK;
742}
743
744status_t AwesomePlayer::seekTo(int64_t timeUs) {
745    if (mExtractorFlags
746            & (MediaExtractor::CAN_SEEK_FORWARD
747                | MediaExtractor::CAN_SEEK_BACKWARD)) {
748        Mutex::Autolock autoLock(mLock);
749        return seekTo_l(timeUs);
750    }
751
752    return OK;
753}
754
755status_t AwesomePlayer::seekTo_l(int64_t timeUs) {
756    if (mFlags & CACHE_UNDERRUN) {
757        mFlags &= ~CACHE_UNDERRUN;
758        play_l();
759    }
760
761    mSeeking = true;
762    mSeekNotificationSent = false;
763    mSeekTimeUs = timeUs;
764    mFlags &= ~(AT_EOS | AUDIO_AT_EOS | VIDEO_AT_EOS);
765
766    seekAudioIfNecessary_l();
767
768    if (!(mFlags & PLAYING)) {
769        LOGV("seeking while paused, sending SEEK_COMPLETE notification"
770             " immediately.");
771
772        notifyListener_l(MEDIA_SEEK_COMPLETE);
773        mSeekNotificationSent = true;
774    }
775
776    return OK;
777}
778
779void AwesomePlayer::seekAudioIfNecessary_l() {
780    if (mSeeking && mVideoSource == NULL && mAudioPlayer != NULL) {
781        mAudioPlayer->seekTo(mSeekTimeUs);
782
783        mWatchForAudioSeekComplete = true;
784        mWatchForAudioEOS = true;
785        mSeekNotificationSent = false;
786    }
787}
788
789status_t AwesomePlayer::getVideoDimensions(
790        int32_t *width, int32_t *height) const {
791    Mutex::Autolock autoLock(mLock);
792
793    if (mVideoWidth < 0 || mVideoHeight < 0) {
794        return UNKNOWN_ERROR;
795    }
796
797    *width = mVideoWidth;
798    *height = mVideoHeight;
799
800    return OK;
801}
802
803void AwesomePlayer::setAudioSource(sp<MediaSource> source) {
804    CHECK(source != NULL);
805
806    mAudioTrack = source;
807}
808
809status_t AwesomePlayer::initAudioDecoder() {
810    sp<MetaData> meta = mAudioTrack->getFormat();
811
812    const char *mime;
813    CHECK(meta->findCString(kKeyMIMEType, &mime));
814
815    if (!strcasecmp(mime, MEDIA_MIMETYPE_AUDIO_RAW)) {
816        mAudioSource = mAudioTrack;
817    } else {
818        mAudioSource = OMXCodec::Create(
819                mClient.interface(), mAudioTrack->getFormat(),
820                false, // createEncoder
821                mAudioTrack);
822    }
823
824    if (mAudioSource != NULL) {
825        int64_t durationUs;
826        if (mAudioTrack->getFormat()->findInt64(kKeyDuration, &durationUs)) {
827            Mutex::Autolock autoLock(mMiscStateLock);
828            if (mDurationUs < 0 || durationUs > mDurationUs) {
829                mDurationUs = durationUs;
830            }
831        }
832
833        status_t err = mAudioSource->start();
834
835        if (err != OK) {
836            mAudioSource.clear();
837            return err;
838        }
839    } else if (!strcasecmp(mime, MEDIA_MIMETYPE_AUDIO_QCELP)) {
840        // For legacy reasons we're simply going to ignore the absence
841        // of an audio decoder for QCELP instead of aborting playback
842        // altogether.
843        return OK;
844    }
845
846    return mAudioSource != NULL ? OK : UNKNOWN_ERROR;
847}
848
849void AwesomePlayer::setVideoSource(sp<MediaSource> source) {
850    CHECK(source != NULL);
851
852    mVideoTrack = source;
853}
854
855status_t AwesomePlayer::initVideoDecoder() {
856    uint32_t flags = 0;
857    mVideoSource = OMXCodec::Create(
858            mClient.interface(), mVideoTrack->getFormat(),
859            false, // createEncoder
860            mVideoTrack,
861            NULL, flags);
862
863    if (mVideoSource != NULL) {
864        int64_t durationUs;
865        if (mVideoTrack->getFormat()->findInt64(kKeyDuration, &durationUs)) {
866            Mutex::Autolock autoLock(mMiscStateLock);
867            if (mDurationUs < 0 || durationUs > mDurationUs) {
868                mDurationUs = durationUs;
869            }
870        }
871
872        CHECK(mVideoTrack->getFormat()->findInt32(kKeyWidth, &mVideoWidth));
873        CHECK(mVideoTrack->getFormat()->findInt32(kKeyHeight, &mVideoHeight));
874
875        status_t err = mVideoSource->start();
876
877        if (err != OK) {
878            mVideoSource.clear();
879            return err;
880        }
881    }
882
883    return mVideoSource != NULL ? OK : UNKNOWN_ERROR;
884}
885
886void AwesomePlayer::onVideoEvent() {
887    Mutex::Autolock autoLock(mLock);
888    if (!mVideoEventPending) {
889        // The event has been cancelled in reset_l() but had already
890        // been scheduled for execution at that time.
891        return;
892    }
893    mVideoEventPending = false;
894
895    if (mSeeking) {
896        if (mLastVideoBuffer) {
897            mLastVideoBuffer->release();
898            mLastVideoBuffer = NULL;
899        }
900
901        if (mVideoBuffer) {
902            mVideoBuffer->release();
903            mVideoBuffer = NULL;
904        }
905
906        if (mCachedSource != NULL && mAudioSource != NULL) {
907            // We're going to seek the video source first, followed by
908            // the audio source.
909            // In order to avoid jumps in the DataSource offset caused by
910            // the audio codec prefetching data from the old locations
911            // while the video codec is already reading data from the new
912            // locations, we'll "pause" the audio source, causing it to
913            // stop reading input data until a subsequent seek.
914
915            if (mAudioPlayer != NULL) {
916                mAudioPlayer->pause();
917            }
918            mAudioSource->pause();
919        }
920    }
921
922    if (!mVideoBuffer) {
923        MediaSource::ReadOptions options;
924        if (mSeeking) {
925            LOGV("seeking to %lld us (%.2f secs)", mSeekTimeUs, mSeekTimeUs / 1E6);
926
927            options.setSeekTo(
928                    mSeekTimeUs, MediaSource::ReadOptions::SEEK_CLOSEST_SYNC);
929        }
930        for (;;) {
931            status_t err = mVideoSource->read(&mVideoBuffer, &options);
932            options.clearSeekTo();
933
934            if (err != OK) {
935                CHECK_EQ(mVideoBuffer, NULL);
936
937                if (err == INFO_FORMAT_CHANGED) {
938                    LOGV("VideoSource signalled format change.");
939
940                    if (mVideoRenderer != NULL) {
941                        mVideoRendererIsPreview = false;
942                        initRenderer_l();
943                    }
944                    continue;
945                }
946
947                mFlags |= VIDEO_AT_EOS;
948                postStreamDoneEvent_l(err);
949                return;
950            }
951
952            if (mVideoBuffer->range_length() == 0) {
953                // Some decoders, notably the PV AVC software decoder
954                // return spurious empty buffers that we just want to ignore.
955
956                mVideoBuffer->release();
957                mVideoBuffer = NULL;
958                continue;
959            }
960
961            break;
962        }
963    }
964
965    int64_t timeUs;
966    CHECK(mVideoBuffer->meta_data()->findInt64(kKeyTime, &timeUs));
967
968    {
969        Mutex::Autolock autoLock(mMiscStateLock);
970        mVideoTimeUs = timeUs;
971    }
972
973    if (mSeeking) {
974        if (mAudioPlayer != NULL) {
975            LOGV("seeking audio to %lld us (%.2f secs).", timeUs, timeUs / 1E6);
976
977            mAudioPlayer->seekTo(timeUs);
978            mAudioPlayer->resume();
979            mWatchForAudioSeekComplete = true;
980            mWatchForAudioEOS = true;
981        } else if (!mSeekNotificationSent) {
982            // If we're playing video only, report seek complete now,
983            // otherwise audio player will notify us later.
984            notifyListener_l(MEDIA_SEEK_COMPLETE);
985        }
986
987        mFlags |= FIRST_FRAME;
988        mSeeking = false;
989        mSeekNotificationSent = false;
990    }
991
992    TimeSource *ts = (mFlags & AUDIO_AT_EOS) ? &mSystemTimeSource : mTimeSource;
993
994    if (mFlags & FIRST_FRAME) {
995        mFlags &= ~FIRST_FRAME;
996
997        mTimeSourceDeltaUs = ts->getRealTimeUs() - timeUs;
998    }
999
1000    int64_t realTimeUs, mediaTimeUs;
1001    if (!(mFlags & AUDIO_AT_EOS) && mAudioPlayer != NULL
1002        && mAudioPlayer->getMediaTimeMapping(&realTimeUs, &mediaTimeUs)) {
1003        mTimeSourceDeltaUs = realTimeUs - mediaTimeUs;
1004    }
1005
1006    int64_t nowUs = ts->getRealTimeUs() - mTimeSourceDeltaUs;
1007
1008    int64_t latenessUs = nowUs - timeUs;
1009
1010    if (mRTPSession != NULL) {
1011        // We'll completely ignore timestamps for gtalk videochat
1012        // and we'll play incoming video as fast as we get it.
1013        latenessUs = 0;
1014    }
1015
1016    if (latenessUs > 40000) {
1017        // We're more than 40ms late.
1018        LOGV("we're late by %lld us (%.2f secs)", latenessUs, latenessUs / 1E6);
1019
1020        mVideoBuffer->release();
1021        mVideoBuffer = NULL;
1022
1023        postVideoEvent_l();
1024        return;
1025    }
1026
1027    if (latenessUs < -10000) {
1028        // We're more than 10ms early.
1029
1030        postVideoEvent_l(10000);
1031        return;
1032    }
1033
1034    if (mVideoRendererIsPreview || mVideoRenderer == NULL) {
1035        mVideoRendererIsPreview = false;
1036
1037        initRenderer_l();
1038    }
1039
1040    if (mVideoRenderer != NULL) {
1041        mVideoRenderer->render(mVideoBuffer);
1042    }
1043
1044    if (mLastVideoBuffer) {
1045        mLastVideoBuffer->release();
1046        mLastVideoBuffer = NULL;
1047    }
1048    mLastVideoBuffer = mVideoBuffer;
1049    mVideoBuffer = NULL;
1050
1051    postVideoEvent_l();
1052}
1053
1054void AwesomePlayer::postVideoEvent_l(int64_t delayUs) {
1055    if (mVideoEventPending) {
1056        return;
1057    }
1058
1059    mVideoEventPending = true;
1060    mQueue.postEventWithDelay(mVideoEvent, delayUs < 0 ? 10000 : delayUs);
1061}
1062
1063void AwesomePlayer::postStreamDoneEvent_l(status_t status) {
1064    if (mStreamDoneEventPending) {
1065        return;
1066    }
1067    mStreamDoneEventPending = true;
1068
1069    mStreamDoneStatus = status;
1070    mQueue.postEvent(mStreamDoneEvent);
1071}
1072
1073void AwesomePlayer::postBufferingEvent_l() {
1074    if (mBufferingEventPending) {
1075        return;
1076    }
1077    mBufferingEventPending = true;
1078    mQueue.postEventWithDelay(mBufferingEvent, 1000000ll);
1079}
1080
1081void AwesomePlayer::postCheckAudioStatusEvent_l() {
1082    if (mAudioStatusEventPending) {
1083        return;
1084    }
1085    mAudioStatusEventPending = true;
1086    mQueue.postEventWithDelay(mCheckAudioStatusEvent, 100000ll);
1087}
1088
1089void AwesomePlayer::onCheckAudioStatus() {
1090    Mutex::Autolock autoLock(mLock);
1091    if (!mAudioStatusEventPending) {
1092        // Event was dispatched and while we were blocking on the mutex,
1093        // has already been cancelled.
1094        return;
1095    }
1096
1097    mAudioStatusEventPending = false;
1098
1099    if (mWatchForAudioSeekComplete && !mAudioPlayer->isSeeking()) {
1100        mWatchForAudioSeekComplete = false;
1101
1102        if (!mSeekNotificationSent) {
1103            notifyListener_l(MEDIA_SEEK_COMPLETE);
1104            mSeekNotificationSent = true;
1105        }
1106
1107        mSeeking = false;
1108    }
1109
1110    status_t finalStatus;
1111    if (mWatchForAudioEOS && mAudioPlayer->reachedEOS(&finalStatus)) {
1112        mWatchForAudioEOS = false;
1113        mFlags |= AUDIO_AT_EOS;
1114        mFlags |= FIRST_FRAME;
1115        postStreamDoneEvent_l(finalStatus);
1116    }
1117
1118    postCheckAudioStatusEvent_l();
1119}
1120
1121status_t AwesomePlayer::prepare() {
1122    Mutex::Autolock autoLock(mLock);
1123    return prepare_l();
1124}
1125
1126status_t AwesomePlayer::prepare_l() {
1127    if (mFlags & PREPARED) {
1128        return OK;
1129    }
1130
1131    if (mFlags & PREPARING) {
1132        return UNKNOWN_ERROR;
1133    }
1134
1135    mIsAsyncPrepare = false;
1136    status_t err = prepareAsync_l();
1137
1138    if (err != OK) {
1139        return err;
1140    }
1141
1142    while (mFlags & PREPARING) {
1143        mPreparedCondition.wait(mLock);
1144    }
1145
1146    return mPrepareResult;
1147}
1148
1149status_t AwesomePlayer::prepareAsync() {
1150    Mutex::Autolock autoLock(mLock);
1151
1152    if (mFlags & PREPARING) {
1153        return UNKNOWN_ERROR;  // async prepare already pending
1154    }
1155
1156    mIsAsyncPrepare = true;
1157    return prepareAsync_l();
1158}
1159
1160status_t AwesomePlayer::prepareAsync_l() {
1161    if (mFlags & PREPARING) {
1162        return UNKNOWN_ERROR;  // async prepare already pending
1163    }
1164
1165    if (!mQueueStarted) {
1166        mQueue.start();
1167        mQueueStarted = true;
1168    }
1169
1170    mFlags |= PREPARING;
1171    mAsyncPrepareEvent = new AwesomeEvent(
1172            this, &AwesomePlayer::onPrepareAsyncEvent);
1173
1174    mQueue.postEvent(mAsyncPrepareEvent);
1175
1176    return OK;
1177}
1178
1179status_t AwesomePlayer::finishSetDataSource_l() {
1180    sp<DataSource> dataSource;
1181
1182    if (!strncasecmp("http://", mUri.string(), 7)) {
1183        mConnectingDataSource = new NuHTTPDataSource;
1184
1185        mLock.unlock();
1186        status_t err = mConnectingDataSource->connect(mUri, &mUriHeaders);
1187        mLock.lock();
1188
1189        if (err != OK) {
1190            mConnectingDataSource.clear();
1191
1192            LOGI("mConnectingDataSource->connect() returned %d", err);
1193            return err;
1194        }
1195
1196#if 0
1197        mCachedSource = new NuCachedSource2(
1198                new ThrottledSource(
1199                    mConnectingDataSource, 50 * 1024 /* bytes/sec */));
1200#else
1201        mCachedSource = new NuCachedSource2(mConnectingDataSource);
1202#endif
1203        mConnectingDataSource.clear();
1204
1205        dataSource = mCachedSource;
1206    } else if (!strncasecmp(mUri.string(), "httplive://", 11)) {
1207        String8 uri("http://");
1208        uri.append(mUri.string() + 11);
1209
1210        dataSource = new LiveSource(uri.string());
1211
1212        mCachedSource = new NuCachedSource2(dataSource);
1213        dataSource = mCachedSource;
1214
1215        sp<MediaExtractor> extractor =
1216            MediaExtractor::Create(dataSource, MEDIA_MIMETYPE_CONTAINER_MPEG2TS);
1217
1218        return setDataSource_l(extractor);
1219    } else if (!strncmp("rtsp://gtalk/", mUri.string(), 13)) {
1220        if (mLooper == NULL) {
1221            mLooper = new ALooper;
1222            mLooper->start(
1223                    false /* runOnCallingThread */,
1224                    false /* canCallJava */,
1225                    PRIORITY_HIGHEST);
1226        }
1227
1228        const char *startOfCodecString = &mUri.string()[13];
1229        const char *startOfSlash1 = strchr(startOfCodecString, '/');
1230        if (startOfSlash1 == NULL) {
1231            return BAD_VALUE;
1232        }
1233        const char *startOfWidthString = &startOfSlash1[1];
1234        const char *startOfSlash2 = strchr(startOfWidthString, '/');
1235        if (startOfSlash2 == NULL) {
1236            return BAD_VALUE;
1237        }
1238        const char *startOfHeightString = &startOfSlash2[1];
1239
1240        String8 codecString(startOfCodecString, startOfSlash1 - startOfCodecString);
1241        String8 widthString(startOfWidthString, startOfSlash2 - startOfWidthString);
1242        String8 heightString(startOfHeightString);
1243
1244#if 0
1245        mRTPPusher = new UDPPusher("/data/misc/rtpout.bin", 5434);
1246        mLooper->registerHandler(mRTPPusher);
1247
1248        mRTCPPusher = new UDPPusher("/data/misc/rtcpout.bin", 5435);
1249        mLooper->registerHandler(mRTCPPusher);
1250#endif
1251
1252        mRTPSession = new ARTPSession;
1253        mLooper->registerHandler(mRTPSession);
1254
1255#if 0
1256        // My AMR SDP
1257        static const char *raw =
1258            "v=0\r\n"
1259            "o=- 64 233572944 IN IP4 127.0.0.0\r\n"
1260            "s=QuickTime\r\n"
1261            "t=0 0\r\n"
1262            "a=range:npt=0-315\r\n"
1263            "a=isma-compliance:2,2.0,2\r\n"
1264            "m=audio 5434 RTP/AVP 97\r\n"
1265            "c=IN IP4 127.0.0.1\r\n"
1266            "b=AS:30\r\n"
1267            "a=rtpmap:97 AMR/8000/1\r\n"
1268            "a=fmtp:97 octet-align\r\n";
1269#elif 1
1270        String8 sdp;
1271        sdp.appendFormat(
1272            "v=0\r\n"
1273            "o=- 64 233572944 IN IP4 127.0.0.0\r\n"
1274            "s=QuickTime\r\n"
1275            "t=0 0\r\n"
1276            "a=range:npt=0-315\r\n"
1277            "a=isma-compliance:2,2.0,2\r\n"
1278            "m=video 5434 RTP/AVP 97\r\n"
1279            "c=IN IP4 127.0.0.1\r\n"
1280            "b=AS:30\r\n"
1281            "a=rtpmap:97 %s/90000\r\n"
1282            "a=cliprect:0,0,%s,%s\r\n"
1283            "a=framesize:97 %s-%s\r\n",
1284
1285            codecString.string(),
1286            heightString.string(), widthString.string(),
1287            widthString.string(), heightString.string()
1288            );
1289        const char *raw = sdp.string();
1290
1291#endif
1292
1293        sp<ASessionDescription> desc = new ASessionDescription;
1294        CHECK(desc->setTo(raw, strlen(raw)));
1295
1296        CHECK_EQ(mRTPSession->setup(desc), (status_t)OK);
1297
1298        if (mRTPPusher != NULL) {
1299            mRTPPusher->start();
1300        }
1301
1302        if (mRTCPPusher != NULL) {
1303            mRTCPPusher->start();
1304        }
1305
1306        CHECK_EQ(mRTPSession->countTracks(), 1u);
1307        sp<MediaSource> source = mRTPSession->trackAt(0);
1308
1309#if 0
1310        bool eos;
1311        while (((APacketSource *)source.get())
1312                ->getQueuedDuration(&eos) < 5000000ll && !eos) {
1313            usleep(100000ll);
1314        }
1315#endif
1316
1317        const char *mime;
1318        CHECK(source->getFormat()->findCString(kKeyMIMEType, &mime));
1319
1320        if (!strncasecmp("video/", mime, 6)) {
1321            setVideoSource(source);
1322        } else {
1323            CHECK(!strncasecmp("audio/", mime, 6));
1324            setAudioSource(source);
1325        }
1326
1327        mExtractorFlags = MediaExtractor::CAN_PAUSE;
1328
1329        return OK;
1330    } else if (!strncasecmp("rtsp://", mUri.string(), 7)) {
1331        if (mLooper == NULL) {
1332            mLooper = new ALooper;
1333            mLooper->start();
1334        }
1335        mRTSPController = new ARTSPController(mLooper);
1336        status_t err = mRTSPController->connect(mUri.string());
1337
1338        LOGI("ARTSPController::connect returned %d", err);
1339
1340        if (err != OK) {
1341            mRTSPController.clear();
1342            return err;
1343        }
1344
1345        sp<MediaExtractor> extractor = mRTSPController.get();
1346        return setDataSource_l(extractor);
1347    } else {
1348        dataSource = DataSource::CreateFromURI(mUri.string(), &mUriHeaders);
1349    }
1350
1351    if (dataSource == NULL) {
1352        return UNKNOWN_ERROR;
1353    }
1354
1355    sp<MediaExtractor> extractor = MediaExtractor::Create(dataSource);
1356
1357    if (extractor == NULL) {
1358        return UNKNOWN_ERROR;
1359    }
1360
1361    return setDataSource_l(extractor);
1362}
1363
1364void AwesomePlayer::abortPrepare(status_t err) {
1365    CHECK(err != OK);
1366
1367    if (mIsAsyncPrepare) {
1368        notifyListener_l(MEDIA_ERROR, MEDIA_ERROR_UNKNOWN, err);
1369    }
1370
1371    mPrepareResult = err;
1372    mFlags &= ~(PREPARING|PREPARE_CANCELLED);
1373    mAsyncPrepareEvent = NULL;
1374    mPreparedCondition.broadcast();
1375}
1376
1377// static
1378bool AwesomePlayer::ContinuePreparation(void *cookie) {
1379    AwesomePlayer *me = static_cast<AwesomePlayer *>(cookie);
1380
1381    return (me->mFlags & PREPARE_CANCELLED) == 0;
1382}
1383
1384void AwesomePlayer::onPrepareAsyncEvent() {
1385    {
1386        Mutex::Autolock autoLock(mLock);
1387
1388        if (mFlags & PREPARE_CANCELLED) {
1389            LOGI("prepare was cancelled before doing anything");
1390            abortPrepare(UNKNOWN_ERROR);
1391            return;
1392        }
1393
1394        if (mUri.size() > 0) {
1395            status_t err = finishSetDataSource_l();
1396
1397            if (err != OK) {
1398                abortPrepare(err);
1399                return;
1400            }
1401        }
1402
1403        if (mVideoTrack != NULL && mVideoSource == NULL) {
1404            status_t err = initVideoDecoder();
1405
1406            if (err != OK) {
1407                abortPrepare(err);
1408                return;
1409            }
1410        }
1411
1412        if (mAudioTrack != NULL && mAudioSource == NULL) {
1413            status_t err = initAudioDecoder();
1414
1415            if (err != OK) {
1416                abortPrepare(err);
1417                return;
1418            }
1419        }
1420    }
1421
1422    Mutex::Autolock autoLock(mLock);
1423
1424    if (mIsAsyncPrepare) {
1425        if (mVideoWidth < 0 || mVideoHeight < 0) {
1426            notifyListener_l(MEDIA_SET_VIDEO_SIZE, 0, 0);
1427        } else {
1428            notifyListener_l(MEDIA_SET_VIDEO_SIZE, mVideoWidth, mVideoHeight);
1429        }
1430
1431        notifyListener_l(MEDIA_PREPARED);
1432    }
1433
1434    mPrepareResult = OK;
1435    mFlags &= ~(PREPARING|PREPARE_CANCELLED);
1436    mFlags |= PREPARED;
1437    mAsyncPrepareEvent = NULL;
1438    mPreparedCondition.broadcast();
1439
1440    postBufferingEvent_l();
1441}
1442
1443status_t AwesomePlayer::suspend() {
1444    LOGV("suspend");
1445    Mutex::Autolock autoLock(mLock);
1446
1447    if (mSuspensionState != NULL) {
1448        if (mLastVideoBuffer == NULL) {
1449            //go into here if video is suspended again
1450            //after resuming without being played between
1451            //them
1452            SuspensionState *state = mSuspensionState;
1453            mSuspensionState = NULL;
1454            reset_l();
1455            mSuspensionState = state;
1456            return OK;
1457        }
1458
1459        delete mSuspensionState;
1460        mSuspensionState = NULL;
1461    }
1462
1463    if (mFlags & PREPARING) {
1464        mFlags |= PREPARE_CANCELLED;
1465        if (mConnectingDataSource != NULL) {
1466            LOGI("interrupting the connection process");
1467            mConnectingDataSource->disconnect();
1468        }
1469    }
1470
1471    while (mFlags & PREPARING) {
1472        mPreparedCondition.wait(mLock);
1473    }
1474
1475    SuspensionState *state = new SuspensionState;
1476    state->mUri = mUri;
1477    state->mUriHeaders = mUriHeaders;
1478    state->mFileSource = mFileSource;
1479
1480    state->mFlags = mFlags & (PLAYING | LOOPING | AT_EOS);
1481    getPosition(&state->mPositionUs);
1482
1483    if (mLastVideoBuffer) {
1484        size_t size = mLastVideoBuffer->range_length();
1485        if (size) {
1486            state->mLastVideoFrameSize = size;
1487            state->mLastVideoFrame = malloc(size);
1488            memcpy(state->mLastVideoFrame,
1489                   (const uint8_t *)mLastVideoBuffer->data()
1490                        + mLastVideoBuffer->range_offset(),
1491                   size);
1492
1493            state->mVideoWidth = mVideoWidth;
1494            state->mVideoHeight = mVideoHeight;
1495
1496            sp<MetaData> meta = mVideoSource->getFormat();
1497            CHECK(meta->findInt32(kKeyColorFormat, &state->mColorFormat));
1498            CHECK(meta->findInt32(kKeyWidth, &state->mDecodedWidth));
1499            CHECK(meta->findInt32(kKeyHeight, &state->mDecodedHeight));
1500        }
1501    }
1502
1503    reset_l();
1504
1505    mSuspensionState = state;
1506
1507    return OK;
1508}
1509
1510status_t AwesomePlayer::resume() {
1511    LOGV("resume");
1512    Mutex::Autolock autoLock(mLock);
1513
1514    if (mSuspensionState == NULL) {
1515        return INVALID_OPERATION;
1516    }
1517
1518    SuspensionState *state = mSuspensionState;
1519    mSuspensionState = NULL;
1520
1521    status_t err;
1522    if (state->mFileSource != NULL) {
1523        err = setDataSource_l(state->mFileSource);
1524
1525        if (err == OK) {
1526            mFileSource = state->mFileSource;
1527        }
1528    } else {
1529        err = setDataSource_l(state->mUri, &state->mUriHeaders);
1530    }
1531
1532    if (err != OK) {
1533        delete state;
1534        state = NULL;
1535
1536        return err;
1537    }
1538
1539    seekTo_l(state->mPositionUs);
1540
1541    mFlags = state->mFlags & (LOOPING | AT_EOS);
1542
1543    if (state->mLastVideoFrame && mISurface != NULL) {
1544        mVideoRenderer =
1545            new AwesomeLocalRenderer(
1546                    true,  // previewOnly
1547                    "",
1548                    (OMX_COLOR_FORMATTYPE)state->mColorFormat,
1549                    mISurface,
1550                    state->mVideoWidth,
1551                    state->mVideoHeight,
1552                    state->mDecodedWidth,
1553                    state->mDecodedHeight);
1554
1555        mVideoRendererIsPreview = true;
1556
1557        ((AwesomeLocalRenderer *)mVideoRenderer.get())->render(
1558                state->mLastVideoFrame, state->mLastVideoFrameSize);
1559    }
1560
1561    if (state->mFlags & PLAYING) {
1562        play_l();
1563    }
1564
1565    mSuspensionState = state;
1566    state = NULL;
1567
1568    return OK;
1569}
1570
1571uint32_t AwesomePlayer::flags() const {
1572    return mExtractorFlags;
1573}
1574
1575}  // namespace android
1576
1577