AwesomePlayer.cpp revision 7341123ed8fed903c593a38d57ffabad3ad62860 
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#undef DEBUG_HDCP
18
19//#define LOG_NDEBUG 0
20#define LOG_TAG "AwesomePlayer"
21#include <utils/Log.h>
22
23#include <dlfcn.h>
24
25#include "include/ARTSPController.h"
26#include "include/AwesomePlayer.h"
27#include "include/DRMExtractor.h"
28#include "include/SoftwareRenderer.h"
29#include "include/NuCachedSource2.h"
30#include "include/ThrottledSource.h"
31#include "include/MPEG2TSExtractor.h"
32#include "include/WVMExtractor.h"
33
34#include "timedtext/TimedTextPlayer.h"
35
36#include <binder/IPCThreadState.h>
37#include <binder/IServiceManager.h>
38#include <media/IMediaPlayerService.h>
39#include <media/stagefright/foundation/hexdump.h>
40#include <media/stagefright/foundation/ADebug.h>
41#include <media/stagefright/AudioPlayer.h>
42#include <media/stagefright/DataSource.h>
43#include <media/stagefright/FileSource.h>
44#include <media/stagefright/MediaBuffer.h>
45#include <media/stagefright/MediaDefs.h>
46#include <media/stagefright/MediaExtractor.h>
47#include <media/stagefright/MediaSource.h>
48#include <media/stagefright/MetaData.h>
49#include <media/stagefright/OMXCodec.h>
50
51#include <surfaceflinger/Surface.h>
52#include <gui/ISurfaceTexture.h>
53#include <gui/SurfaceTextureClient.h>
54#include <surfaceflinger/ISurfaceComposer.h>
55
56#include <media/stagefright/foundation/ALooper.h>
57#include <media/stagefright/foundation/AMessage.h>
58
59#include <cutils/properties.h>
60
61#define USE_SURFACE_ALLOC 1
62#define FRAME_DROP_FREQ 0
63
64namespace android {
65
66static int64_t kLowWaterMarkUs = 2000000ll;  // 2secs
67static int64_t kHighWaterMarkUs = 5000000ll;  // 5secs
68static int64_t kHighWaterMarkRTSPUs = 4000000ll;  // 4secs
69static const size_t kLowWaterMarkBytes = 40000;
70static const size_t kHighWaterMarkBytes = 200000;
71
72struct AwesomeEvent : public TimedEventQueue::Event {
73    AwesomeEvent(
74            AwesomePlayer *player,
75            void (AwesomePlayer::*method)())
76        : mPlayer(player),
77          mMethod(method) {
78    }
79
80protected:
81    virtual ~AwesomeEvent() {}
82
83    virtual void fire(TimedEventQueue *queue, int64_t /* now_us */) {
84        (mPlayer->*mMethod)();
85    }
86
87private:
88    AwesomePlayer *mPlayer;
89    void (AwesomePlayer::*mMethod)();
90
91    AwesomeEvent(const AwesomeEvent &);
92    AwesomeEvent &operator=(const AwesomeEvent &);
93};
94
95struct AwesomeLocalRenderer : public AwesomeRenderer {
96    AwesomeLocalRenderer(
97            const sp<ANativeWindow> &nativeWindow, const sp<MetaData> &meta)
98        : mTarget(new SoftwareRenderer(nativeWindow, meta)) {
99    }
100
101    virtual void render(MediaBuffer *buffer) {
102        render((const uint8_t *)buffer->data() + buffer->range_offset(),
103               buffer->range_length());
104    }
105
106    void render(const void *data, size_t size) {
107        mTarget->render(data, size, NULL);
108    }
109
110protected:
111    virtual ~AwesomeLocalRenderer() {
112        delete mTarget;
113        mTarget = NULL;
114    }
115
116private:
117    SoftwareRenderer *mTarget;
118
119    AwesomeLocalRenderer(const AwesomeLocalRenderer &);
120    AwesomeLocalRenderer &operator=(const AwesomeLocalRenderer &);;
121};
122
123struct AwesomeNativeWindowRenderer : public AwesomeRenderer {
124    AwesomeNativeWindowRenderer(
125            const sp<ANativeWindow> &nativeWindow,
126            int32_t rotationDegrees)
127        : mNativeWindow(nativeWindow) {
128        applyRotation(rotationDegrees);
129    }
130
131    virtual void render(MediaBuffer *buffer) {
132        int64_t timeUs;
133        CHECK(buffer->meta_data()->findInt64(kKeyTime, &timeUs));
134        native_window_set_buffers_timestamp(mNativeWindow.get(), timeUs * 1000);
135        status_t err = mNativeWindow->queueBuffer(
136                mNativeWindow.get(), buffer->graphicBuffer().get());
137        if (err != 0) {
138            LOGE("queueBuffer failed with error %s (%d)", strerror(-err),
139                    -err);
140            return;
141        }
142
143        sp<MetaData> metaData = buffer->meta_data();
144        metaData->setInt32(kKeyRendered, 1);
145    }
146
147protected:
148    virtual ~AwesomeNativeWindowRenderer() {}
149
150private:
151    sp<ANativeWindow> mNativeWindow;
152
153    void applyRotation(int32_t rotationDegrees) {
154        uint32_t transform;
155        switch (rotationDegrees) {
156            case 0: transform = 0; break;
157            case 90: transform = HAL_TRANSFORM_ROT_90; break;
158            case 180: transform = HAL_TRANSFORM_ROT_180; break;
159            case 270: transform = HAL_TRANSFORM_ROT_270; break;
160            default: transform = 0; break;
161        }
162
163        if (transform) {
164            CHECK_EQ(0, native_window_set_buffers_transform(
165                        mNativeWindow.get(), transform));
166        }
167    }
168
169    AwesomeNativeWindowRenderer(const AwesomeNativeWindowRenderer &);
170    AwesomeNativeWindowRenderer &operator=(
171            const AwesomeNativeWindowRenderer &);
172};
173
174// To collect the decoder usage
175void addBatteryData(uint32_t params) {
176    sp<IBinder> binder =
177        defaultServiceManager()->getService(String16("media.player"));
178    sp<IMediaPlayerService> service = interface_cast<IMediaPlayerService>(binder);
179    CHECK(service.get() != NULL);
180
181    service->addBatteryData(params);
182}
183
184////////////////////////////////////////////////////////////////////////////////
185AwesomePlayer::AwesomePlayer()
186    : mQueueStarted(false),
187      mUIDValid(false),
188      mTimeSource(NULL),
189      mVideoRendererIsPreview(false),
190      mAudioPlayer(NULL),
191      mDisplayWidth(0),
192      mDisplayHeight(0),
193      mFlags(0),
194      mExtractorFlags(0),
195      mVideoBuffer(NULL),
196      mDecryptHandle(NULL),
197      mLastVideoTimeUs(-1),
198      mTextPlayer(NULL) {
199    CHECK_EQ(mClient.connect(), (status_t)OK);
200
201    DataSource::RegisterDefaultSniffers();
202
203    mVideoEvent = new AwesomeEvent(this, &AwesomePlayer::onVideoEvent);
204    mVideoEventPending = false;
205    mStreamDoneEvent = new AwesomeEvent(this, &AwesomePlayer::onStreamDone);
206    mStreamDoneEventPending = false;
207    mBufferingEvent = new AwesomeEvent(this, &AwesomePlayer::onBufferingUpdate);
208    mBufferingEventPending = false;
209    mVideoLagEvent = new AwesomeEvent(this, &AwesomePlayer::onVideoLagUpdate);
210    mVideoEventPending = false;
211
212    mCheckAudioStatusEvent = new AwesomeEvent(
213            this, &AwesomePlayer::onCheckAudioStatus);
214
215    mAudioStatusEventPending = false;
216
217    reset();
218}
219
220AwesomePlayer::~AwesomePlayer() {
221    if (mQueueStarted) {
222        mQueue.stop();
223    }
224
225    reset();
226
227    mClient.disconnect();
228}
229
230void AwesomePlayer::cancelPlayerEvents(bool keepBufferingGoing) {
231    mQueue.cancelEvent(mVideoEvent->eventID());
232    mVideoEventPending = false;
233    mQueue.cancelEvent(mStreamDoneEvent->eventID());
234    mStreamDoneEventPending = false;
235    mQueue.cancelEvent(mCheckAudioStatusEvent->eventID());
236    mAudioStatusEventPending = false;
237    mQueue.cancelEvent(mVideoLagEvent->eventID());
238    mVideoLagEventPending = false;
239
240    if (!keepBufferingGoing) {
241        mQueue.cancelEvent(mBufferingEvent->eventID());
242        mBufferingEventPending = false;
243    }
244}
245
246void AwesomePlayer::setListener(const wp<MediaPlayerBase> &listener) {
247    Mutex::Autolock autoLock(mLock);
248    mListener = listener;
249}
250
251void AwesomePlayer::setUID(uid_t uid) {
252    LOGI("AwesomePlayer running on behalf of uid %d", uid);
253
254    mUID = uid;
255    mUIDValid = true;
256}
257
258status_t AwesomePlayer::setDataSource(
259        const char *uri, const KeyedVector<String8, String8> *headers) {
260    Mutex::Autolock autoLock(mLock);
261    return setDataSource_l(uri, headers);
262}
263
264status_t AwesomePlayer::setDataSource_l(
265        const char *uri, const KeyedVector<String8, String8> *headers) {
266    reset_l();
267
268    mUri = uri;
269
270    if (headers) {
271        mUriHeaders = *headers;
272
273        ssize_t index = mUriHeaders.indexOfKey(String8("x-hide-urls-from-log"));
274        if (index >= 0) {
275            // Browser is in "incognito" mode, suppress logging URLs.
276
277            // This isn't something that should be passed to the server.
278            mUriHeaders.removeItemsAt(index);
279
280            modifyFlags(INCOGNITO, SET);
281        }
282    }
283
284    if (!(mFlags & INCOGNITO)) {
285        LOGI("setDataSource_l('%s')", mUri.string());
286    } else {
287        LOGI("setDataSource_l(URL suppressed)");
288    }
289
290    // The actual work will be done during preparation in the call to
291    // ::finishSetDataSource_l to avoid blocking the calling thread in
292    // setDataSource for any significant time.
293
294    {
295        Mutex::Autolock autoLock(mStatsLock);
296        mStats.mFd = -1;
297        mStats.mURI = mUri;
298    }
299
300    return OK;
301}
302
303status_t AwesomePlayer::setDataSource(
304        int fd, int64_t offset, int64_t length) {
305    Mutex::Autolock autoLock(mLock);
306
307    reset_l();
308
309    sp<DataSource> dataSource = new FileSource(fd, offset, length);
310
311    status_t err = dataSource->initCheck();
312
313    if (err != OK) {
314        return err;
315    }
316
317    mFileSource = dataSource;
318
319    {
320        Mutex::Autolock autoLock(mStatsLock);
321        mStats.mFd = fd;
322        mStats.mURI = String8();
323    }
324
325    return setDataSource_l(dataSource);
326}
327
328status_t AwesomePlayer::setDataSource(const sp<IStreamSource> &source) {
329    return INVALID_OPERATION;
330}
331
332status_t AwesomePlayer::setDataSource_l(
333        const sp<DataSource> &dataSource) {
334    sp<MediaExtractor> extractor = MediaExtractor::Create(dataSource);
335
336    if (extractor == NULL) {
337        return UNKNOWN_ERROR;
338    }
339
340    dataSource->getDrmInfo(mDecryptHandle, &mDrmManagerClient);
341    if (mDecryptHandle != NULL) {
342        CHECK(mDrmManagerClient);
343        if (RightsStatus::RIGHTS_VALID != mDecryptHandle->status) {
344            notifyListener_l(MEDIA_ERROR, MEDIA_ERROR_UNKNOWN, ERROR_DRM_NO_LICENSE);
345        }
346    }
347
348    return setDataSource_l(extractor);
349}
350
351status_t AwesomePlayer::setDataSource_l(const sp<MediaExtractor> &extractor) {
352    // Attempt to approximate overall stream bitrate by summing all
353    // tracks' individual bitrates, if not all of them advertise bitrate,
354    // we have to fail.
355
356    int64_t totalBitRate = 0;
357
358    for (size_t i = 0; i < extractor->countTracks(); ++i) {
359        sp<MetaData> meta = extractor->getTrackMetaData(i);
360
361        int32_t bitrate;
362        if (!meta->findInt32(kKeyBitRate, &bitrate)) {
363            const char *mime;
364            CHECK(meta->findCString(kKeyMIMEType, &mime));
365            LOGW("track of type '%s' does not publish bitrate", mime);
366
367            totalBitRate = -1;
368            break;
369        }
370
371        totalBitRate += bitrate;
372    }
373
374    mBitrate = totalBitRate;
375
376    LOGV("mBitrate = %lld bits/sec", mBitrate);
377
378    {
379        Mutex::Autolock autoLock(mStatsLock);
380        mStats.mBitrate = mBitrate;
381        mStats.mTracks.clear();
382        mStats.mAudioTrackIndex = -1;
383        mStats.mVideoTrackIndex = -1;
384    }
385
386    bool haveAudio = false;
387    bool haveVideo = false;
388    for (size_t i = 0; i < extractor->countTracks(); ++i) {
389        sp<MetaData> meta = extractor->getTrackMetaData(i);
390
391        const char *mime;
392        CHECK(meta->findCString(kKeyMIMEType, &mime));
393
394        if (!haveVideo && !strncasecmp(mime, "video/", 6)) {
395            setVideoSource(extractor->getTrack(i));
396            haveVideo = true;
397
398            // Set the presentation/display size
399            int32_t displayWidth, displayHeight;
400            bool success = meta->findInt32(kKeyDisplayWidth, &displayWidth);
401            if (success) {
402                success = meta->findInt32(kKeyDisplayHeight, &displayHeight);
403            }
404            if (success) {
405                mDisplayWidth = displayWidth;
406                mDisplayHeight = displayHeight;
407            }
408
409            {
410                Mutex::Autolock autoLock(mStatsLock);
411                mStats.mVideoTrackIndex = mStats.mTracks.size();
412                mStats.mTracks.push();
413                TrackStat *stat =
414                    &mStats.mTracks.editItemAt(mStats.mVideoTrackIndex);
415                stat->mMIME = mime;
416            }
417        } else if (!haveAudio && !strncasecmp(mime, "audio/", 6)) {
418            setAudioSource(extractor->getTrack(i));
419            haveAudio = true;
420
421            {
422                Mutex::Autolock autoLock(mStatsLock);
423                mStats.mAudioTrackIndex = mStats.mTracks.size();
424                mStats.mTracks.push();
425                TrackStat *stat =
426                    &mStats.mTracks.editItemAt(mStats.mAudioTrackIndex);
427                stat->mMIME = mime;
428            }
429
430            if (!strcasecmp(mime, MEDIA_MIMETYPE_AUDIO_VORBIS)) {
431                // Only do this for vorbis audio, none of the other audio
432                // formats even support this ringtone specific hack and
433                // retrieving the metadata on some extractors may turn out
434                // to be very expensive.
435                sp<MetaData> fileMeta = extractor->getMetaData();
436                int32_t loop;
437                if (fileMeta != NULL
438                        && fileMeta->findInt32(kKeyAutoLoop, &loop) && loop != 0) {
439                    modifyFlags(AUTO_LOOPING, SET);
440                }
441            }
442        } else if (!strcasecmp(mime, MEDIA_MIMETYPE_TEXT_3GPP)) {
443            addTextSource(extractor->getTrack(i));
444        }
445    }
446
447    if (!haveAudio && !haveVideo) {
448        return UNKNOWN_ERROR;
449    }
450
451    mExtractorFlags = extractor->flags();
452
453    return OK;
454}
455
456void AwesomePlayer::reset() {
457    Mutex::Autolock autoLock(mLock);
458    reset_l();
459}
460
461void AwesomePlayer::reset_l() {
462    mDisplayWidth = 0;
463    mDisplayHeight = 0;
464
465    if (mDecryptHandle != NULL) {
466            mDrmManagerClient->setPlaybackStatus(mDecryptHandle,
467                    Playback::STOP, 0);
468            mDecryptHandle = NULL;
469            mDrmManagerClient = NULL;
470    }
471
472    if (mFlags & PLAYING) {
473        uint32_t params = IMediaPlayerService::kBatteryDataTrackDecoder;
474        if ((mAudioSource != NULL) && (mAudioSource != mAudioTrack)) {
475            params |= IMediaPlayerService::kBatteryDataTrackAudio;
476        }
477        if (mVideoSource != NULL) {
478            params |= IMediaPlayerService::kBatteryDataTrackVideo;
479        }
480        addBatteryData(params);
481    }
482
483    if (mFlags & PREPARING) {
484        modifyFlags(PREPARE_CANCELLED, SET);
485        if (mConnectingDataSource != NULL) {
486            LOGI("interrupting the connection process");
487            mConnectingDataSource->disconnect();
488        } else if (mConnectingRTSPController != NULL) {
489            LOGI("interrupting the connection process");
490            mConnectingRTSPController->disconnect();
491        }
492
493        if (mFlags & PREPARING_CONNECTED) {
494            // We are basically done preparing, we're just buffering
495            // enough data to start playback, we can safely interrupt that.
496            finishAsyncPrepare_l();
497        }
498    }
499
500    while (mFlags & PREPARING) {
501        mPreparedCondition.wait(mLock);
502    }
503
504    cancelPlayerEvents();
505
506    mWVMExtractor.clear();
507    mCachedSource.clear();
508    mAudioTrack.clear();
509    mVideoTrack.clear();
510
511    // Shutdown audio first, so that the respone to the reset request
512    // appears to happen instantaneously as far as the user is concerned
513    // If we did this later, audio would continue playing while we
514    // shutdown the video-related resources and the player appear to
515    // not be as responsive to a reset request.
516    if (mAudioPlayer == NULL && mAudioSource != NULL) {
517        // If we had an audio player, it would have effectively
518        // taken possession of the audio source and stopped it when
519        // _it_ is stopped. Otherwise this is still our responsibility.
520        mAudioSource->stop();
521    }
522    mAudioSource.clear();
523
524    mTimeSource = NULL;
525
526    delete mAudioPlayer;
527    mAudioPlayer = NULL;
528
529    if (mTextPlayer != NULL) {
530        delete mTextPlayer;
531        mTextPlayer = NULL;
532    }
533
534    mVideoRenderer.clear();
535
536    if (mRTSPController != NULL) {
537        mRTSPController->disconnect();
538        mRTSPController.clear();
539    }
540
541    if (mVideoSource != NULL) {
542        shutdownVideoDecoder_l();
543    }
544
545    mDurationUs = -1;
546    modifyFlags(0, ASSIGN);
547    mExtractorFlags = 0;
548    mTimeSourceDeltaUs = 0;
549    mVideoTimeUs = 0;
550
551    mSeeking = NO_SEEK;
552    mSeekNotificationSent = false;
553    mSeekTimeUs = 0;
554
555    mUri.setTo("");
556    mUriHeaders.clear();
557
558    mFileSource.clear();
559
560    mBitrate = -1;
561    mLastVideoTimeUs = -1;
562
563    {
564        Mutex::Autolock autoLock(mStatsLock);
565        mStats.mFd = -1;
566        mStats.mURI = String8();
567        mStats.mBitrate = -1;
568        mStats.mAudioTrackIndex = -1;
569        mStats.mVideoTrackIndex = -1;
570        mStats.mNumVideoFramesDecoded = 0;
571        mStats.mNumVideoFramesDropped = 0;
572        mStats.mVideoWidth = -1;
573        mStats.mVideoHeight = -1;
574        mStats.mFlags = 0;
575        mStats.mTracks.clear();
576    }
577
578    mWatchForAudioSeekComplete = false;
579    mWatchForAudioEOS = false;
580}
581
582void AwesomePlayer::notifyListener_l(int msg, int ext1, int ext2) {
583    if (mListener != NULL) {
584        sp<MediaPlayerBase> listener = mListener.promote();
585
586        if (listener != NULL) {
587            listener->sendEvent(msg, ext1, ext2);
588        }
589    }
590}
591
592bool AwesomePlayer::getBitrate(int64_t *bitrate) {
593    off64_t size;
594    if (mDurationUs >= 0 && mCachedSource != NULL
595            && mCachedSource->getSize(&size) == OK) {
596        *bitrate = size * 8000000ll / mDurationUs;  // in bits/sec
597        return true;
598    }
599
600    if (mBitrate >= 0) {
601        *bitrate = mBitrate;
602        return true;
603    }
604
605    *bitrate = 0;
606
607    return false;
608}
609
610// Returns true iff cached duration is available/applicable.
611bool AwesomePlayer::getCachedDuration_l(int64_t *durationUs, bool *eos) {
612    int64_t bitrate;
613
614    if (mRTSPController != NULL) {
615        *durationUs = mRTSPController->getQueueDurationUs(eos);
616        return true;
617    } else if (mCachedSource != NULL && getBitrate(&bitrate)) {
618        status_t finalStatus;
619        size_t cachedDataRemaining = mCachedSource->approxDataRemaining(&finalStatus);
620        *durationUs = cachedDataRemaining * 8000000ll / bitrate;
621        *eos = (finalStatus != OK);
622        return true;
623    } else if (mWVMExtractor != NULL) {
624        status_t finalStatus;
625        *durationUs = mWVMExtractor->getCachedDurationUs(&finalStatus);
626        *eos = (finalStatus != OK);
627        return true;
628    }
629
630    return false;
631}
632
633void AwesomePlayer::ensureCacheIsFetching_l() {
634    if (mCachedSource != NULL) {
635        mCachedSource->resumeFetchingIfNecessary();
636    }
637}
638
639void AwesomePlayer::onVideoLagUpdate() {
640    Mutex::Autolock autoLock(mLock);
641    if (!mVideoLagEventPending) {
642        return;
643    }
644    mVideoLagEventPending = false;
645
646    int64_t audioTimeUs = mAudioPlayer->getMediaTimeUs();
647    int64_t videoLateByUs = audioTimeUs - mVideoTimeUs;
648
649    if (!(mFlags & VIDEO_AT_EOS) && videoLateByUs > 300000ll) {
650        LOGV("video late by %lld ms.", videoLateByUs / 1000ll);
651
652        notifyListener_l(
653                MEDIA_INFO,
654                MEDIA_INFO_VIDEO_TRACK_LAGGING,
655                videoLateByUs / 1000ll);
656    }
657
658    postVideoLagEvent_l();
659}
660
661void AwesomePlayer::onBufferingUpdate() {
662    Mutex::Autolock autoLock(mLock);
663    if (!mBufferingEventPending) {
664        return;
665    }
666    mBufferingEventPending = false;
667
668    if (mCachedSource != NULL) {
669        status_t finalStatus;
670        size_t cachedDataRemaining = mCachedSource->approxDataRemaining(&finalStatus);
671        bool eos = (finalStatus != OK);
672
673        if (eos) {
674            if (finalStatus == ERROR_END_OF_STREAM) {
675                notifyListener_l(MEDIA_BUFFERING_UPDATE, 100);
676            }
677            if (mFlags & PREPARING) {
678                LOGV("cache has reached EOS, prepare is done.");
679                finishAsyncPrepare_l();
680            }
681        } else {
682            int64_t bitrate;
683            if (getBitrate(&bitrate)) {
684                size_t cachedSize = mCachedSource->cachedSize();
685                int64_t cachedDurationUs = cachedSize * 8000000ll / bitrate;
686
687                int percentage = 100.0 * (double)cachedDurationUs / mDurationUs;
688                if (percentage > 100) {
689                    percentage = 100;
690                }
691
692                notifyListener_l(MEDIA_BUFFERING_UPDATE, percentage);
693            } else {
694                // We don't know the bitrate of the stream, use absolute size
695                // limits to maintain the cache.
696
697                if ((mFlags & PLAYING) && !eos
698                        && (cachedDataRemaining < kLowWaterMarkBytes)) {
699                    LOGI("cache is running low (< %d) , pausing.",
700                         kLowWaterMarkBytes);
701                    modifyFlags(CACHE_UNDERRUN, SET);
702                    pause_l();
703                    ensureCacheIsFetching_l();
704                    sendCacheStats();
705                    notifyListener_l(MEDIA_INFO, MEDIA_INFO_BUFFERING_START);
706                } else if (eos || cachedDataRemaining > kHighWaterMarkBytes) {
707                    if (mFlags & CACHE_UNDERRUN) {
708                        LOGI("cache has filled up (> %d), resuming.",
709                             kHighWaterMarkBytes);
710                        modifyFlags(CACHE_UNDERRUN, CLEAR);
711                        play_l();
712                        notifyListener_l(MEDIA_INFO, MEDIA_INFO_BUFFERING_END);
713                    } else if (mFlags & PREPARING) {
714                        LOGV("cache has filled up (> %d), prepare is done",
715                             kHighWaterMarkBytes);
716                        finishAsyncPrepare_l();
717                    }
718                }
719            }
720        }
721    } else if (mWVMExtractor != NULL) {
722        status_t finalStatus;
723
724        int64_t cachedDurationUs
725            = mWVMExtractor->getCachedDurationUs(&finalStatus);
726
727        bool eos = (finalStatus != OK);
728
729        if (eos) {
730            if (finalStatus == ERROR_END_OF_STREAM) {
731                notifyListener_l(MEDIA_BUFFERING_UPDATE, 100);
732            }
733            if (mFlags & PREPARING) {
734                LOGV("cache has reached EOS, prepare is done.");
735                finishAsyncPrepare_l();
736            }
737        } else {
738            int percentage = 100.0 * (double)cachedDurationUs / mDurationUs;
739            if (percentage > 100) {
740                percentage = 100;
741            }
742
743            notifyListener_l(MEDIA_BUFFERING_UPDATE, percentage);
744        }
745    }
746
747    int64_t cachedDurationUs;
748    bool eos;
749    if (getCachedDuration_l(&cachedDurationUs, &eos)) {
750        LOGV("cachedDurationUs = %.2f secs, eos=%d",
751             cachedDurationUs / 1E6, eos);
752
753        int64_t highWaterMarkUs =
754            (mRTSPController != NULL) ? kHighWaterMarkRTSPUs : kHighWaterMarkUs;
755
756        if ((mFlags & PLAYING) && !eos
757                && (cachedDurationUs < kLowWaterMarkUs)) {
758            LOGI("cache is running low (%.2f secs) , pausing.",
759                 cachedDurationUs / 1E6);
760            modifyFlags(CACHE_UNDERRUN, SET);
761            pause_l();
762            ensureCacheIsFetching_l();
763            sendCacheStats();
764            notifyListener_l(MEDIA_INFO, MEDIA_INFO_BUFFERING_START);
765        } else if (eos || cachedDurationUs > highWaterMarkUs) {
766            if (mFlags & CACHE_UNDERRUN) {
767                LOGI("cache has filled up (%.2f secs), resuming.",
768                     cachedDurationUs / 1E6);
769                modifyFlags(CACHE_UNDERRUN, CLEAR);
770                play_l();
771                notifyListener_l(MEDIA_INFO, MEDIA_INFO_BUFFERING_END);
772            } else if (mFlags & PREPARING) {
773                LOGV("cache has filled up (%.2f secs), prepare is done",
774                     cachedDurationUs / 1E6);
775                finishAsyncPrepare_l();
776            }
777        }
778    }
779
780    postBufferingEvent_l();
781}
782
783void AwesomePlayer::sendCacheStats() {
784    sp<MediaPlayerBase> listener = mListener.promote();
785    if (listener != NULL && mCachedSource != NULL) {
786        int32_t kbps = 0;
787        status_t err = mCachedSource->getEstimatedBandwidthKbps(&kbps);
788        if (err == OK) {
789            listener->sendEvent(
790                MEDIA_INFO, MEDIA_INFO_NETWORK_BANDWIDTH, kbps);
791        }
792    }
793}
794
795void AwesomePlayer::onStreamDone() {
796    // Posted whenever any stream finishes playing.
797
798    Mutex::Autolock autoLock(mLock);
799    if (!mStreamDoneEventPending) {
800        return;
801    }
802    mStreamDoneEventPending = false;
803
804    if (mStreamDoneStatus != ERROR_END_OF_STREAM) {
805        LOGV("MEDIA_ERROR %d", mStreamDoneStatus);
806
807        notifyListener_l(
808                MEDIA_ERROR, MEDIA_ERROR_UNKNOWN, mStreamDoneStatus);
809
810        pause_l(true /* at eos */);
811
812        modifyFlags(AT_EOS, SET);
813        return;
814    }
815
816    const bool allDone =
817        (mVideoSource == NULL || (mFlags & VIDEO_AT_EOS))
818            && (mAudioSource == NULL || (mFlags & AUDIO_AT_EOS));
819
820    if (!allDone) {
821        return;
822    }
823
824    if ((mFlags & LOOPING)
825            || ((mFlags & AUTO_LOOPING)
826                && (mAudioSink == NULL || mAudioSink->realtime()))) {
827        // Don't AUTO_LOOP if we're being recorded, since that cannot be
828        // turned off and recording would go on indefinitely.
829
830        seekTo_l(0);
831
832        if (mVideoSource != NULL) {
833            postVideoEvent_l();
834        }
835    } else {
836        LOGV("MEDIA_PLAYBACK_COMPLETE");
837        notifyListener_l(MEDIA_PLAYBACK_COMPLETE);
838
839        pause_l(true /* at eos */);
840
841        modifyFlags(AT_EOS, SET);
842    }
843}
844
845status_t AwesomePlayer::play() {
846    Mutex::Autolock autoLock(mLock);
847
848    modifyFlags(CACHE_UNDERRUN, CLEAR);
849
850    return play_l();
851}
852
853status_t AwesomePlayer::play_l() {
854    modifyFlags(SEEK_PREVIEW, CLEAR);
855
856    if (mFlags & PLAYING) {
857        return OK;
858    }
859
860    if (!(mFlags & PREPARED)) {
861        status_t err = prepare_l();
862
863        if (err != OK) {
864            return err;
865        }
866    }
867
868    modifyFlags(PLAYING, SET);
869    modifyFlags(FIRST_FRAME, SET);
870
871    if (mDecryptHandle != NULL) {
872        int64_t position;
873        getPosition(&position);
874        mDrmManagerClient->setPlaybackStatus(mDecryptHandle,
875                Playback::START, position / 1000);
876    }
877
878    if (mAudioSource != NULL) {
879        if (mAudioPlayer == NULL) {
880            if (mAudioSink != NULL) {
881                mAudioPlayer = new AudioPlayer(mAudioSink, this);
882                mAudioPlayer->setSource(mAudioSource);
883
884                mTimeSource = mAudioPlayer;
885
886                // If there was a seek request before we ever started,
887                // honor the request now.
888                // Make sure to do this before starting the audio player
889                // to avoid a race condition.
890                seekAudioIfNecessary_l();
891            }
892        }
893
894        CHECK(!(mFlags & AUDIO_RUNNING));
895
896        if (mVideoSource == NULL) {
897            // We don't want to post an error notification at this point,
898            // the error returned from MediaPlayer::start() will suffice.
899
900            status_t err = startAudioPlayer_l(
901                    false /* sendErrorNotification */);
902
903            if (err != OK) {
904                delete mAudioPlayer;
905                mAudioPlayer = NULL;
906
907                modifyFlags((PLAYING | FIRST_FRAME), CLEAR);
908
909                if (mDecryptHandle != NULL) {
910                    mDrmManagerClient->setPlaybackStatus(
911                            mDecryptHandle, Playback::STOP, 0);
912                }
913
914                return err;
915            }
916        }
917    }
918
919    if (mTimeSource == NULL && mAudioPlayer == NULL) {
920        mTimeSource = &mSystemTimeSource;
921    }
922
923    if (mVideoSource != NULL) {
924        // Kick off video playback
925        postVideoEvent_l();
926
927        if (mAudioSource != NULL && mVideoSource != NULL) {
928            postVideoLagEvent_l();
929        }
930    }
931
932    if (mFlags & AT_EOS) {
933        // Legacy behaviour, if a stream finishes playing and then
934        // is started again, we play from the start...
935        seekTo_l(0);
936    }
937
938    uint32_t params = IMediaPlayerService::kBatteryDataCodecStarted
939        | IMediaPlayerService::kBatteryDataTrackDecoder;
940    if ((mAudioSource != NULL) && (mAudioSource != mAudioTrack)) {
941        params |= IMediaPlayerService::kBatteryDataTrackAudio;
942    }
943    if (mVideoSource != NULL) {
944        params |= IMediaPlayerService::kBatteryDataTrackVideo;
945    }
946    addBatteryData(params);
947
948    return OK;
949}
950
951status_t AwesomePlayer::startAudioPlayer_l(bool sendErrorNotification) {
952    CHECK(!(mFlags & AUDIO_RUNNING));
953
954    if (mAudioSource == NULL || mAudioPlayer == NULL) {
955        return OK;
956    }
957
958    if (!(mFlags & AUDIOPLAYER_STARTED)) {
959        modifyFlags(AUDIOPLAYER_STARTED, SET);
960
961        bool wasSeeking = mAudioPlayer->isSeeking();
962
963        // We've already started the MediaSource in order to enable
964        // the prefetcher to read its data.
965        status_t err = mAudioPlayer->start(
966                true /* sourceAlreadyStarted */);
967
968        if (err != OK) {
969            if (sendErrorNotification) {
970                notifyListener_l(MEDIA_ERROR, MEDIA_ERROR_UNKNOWN, err);
971            }
972
973            return err;
974        }
975
976        if (wasSeeking) {
977            CHECK(!mAudioPlayer->isSeeking());
978
979            // We will have finished the seek while starting the audio player.
980            postAudioSeekComplete_l();
981        }
982    } else {
983        mAudioPlayer->resume();
984    }
985
986    modifyFlags(AUDIO_RUNNING, SET);
987
988    mWatchForAudioEOS = true;
989
990    return OK;
991}
992
993void AwesomePlayer::notifyVideoSize_l() {
994    sp<MetaData> meta = mVideoSource->getFormat();
995
996    int32_t cropLeft, cropTop, cropRight, cropBottom;
997    if (!meta->findRect(
998                kKeyCropRect, &cropLeft, &cropTop, &cropRight, &cropBottom)) {
999        int32_t width, height;
1000        CHECK(meta->findInt32(kKeyWidth, &width));
1001        CHECK(meta->findInt32(kKeyHeight, &height));
1002
1003        cropLeft = cropTop = 0;
1004        cropRight = width - 1;
1005        cropBottom = height - 1;
1006
1007        LOGV("got dimensions only %d x %d", width, height);
1008    } else {
1009        LOGV("got crop rect %d, %d, %d, %d",
1010             cropLeft, cropTop, cropRight, cropBottom);
1011    }
1012
1013    int32_t displayWidth;
1014    if (meta->findInt32(kKeyDisplayWidth, &displayWidth)) {
1015        LOGV("Display width changed (%d=>%d)", mDisplayWidth, displayWidth);
1016        mDisplayWidth = displayWidth;
1017    }
1018    int32_t displayHeight;
1019    if (meta->findInt32(kKeyDisplayHeight, &displayHeight)) {
1020        LOGV("Display height changed (%d=>%d)", mDisplayHeight, displayHeight);
1021        mDisplayHeight = displayHeight;
1022    }
1023
1024    int32_t usableWidth = cropRight - cropLeft + 1;
1025    int32_t usableHeight = cropBottom - cropTop + 1;
1026    if (mDisplayWidth != 0) {
1027        usableWidth = mDisplayWidth;
1028    }
1029    if (mDisplayHeight != 0) {
1030        usableHeight = mDisplayHeight;
1031    }
1032
1033    {
1034        Mutex::Autolock autoLock(mStatsLock);
1035        mStats.mVideoWidth = usableWidth;
1036        mStats.mVideoHeight = usableHeight;
1037    }
1038
1039    int32_t rotationDegrees;
1040    if (!mVideoTrack->getFormat()->findInt32(
1041                kKeyRotation, &rotationDegrees)) {
1042        rotationDegrees = 0;
1043    }
1044
1045    if (rotationDegrees == 90 || rotationDegrees == 270) {
1046        notifyListener_l(
1047                MEDIA_SET_VIDEO_SIZE, usableHeight, usableWidth);
1048    } else {
1049        notifyListener_l(
1050                MEDIA_SET_VIDEO_SIZE, usableWidth, usableHeight);
1051    }
1052}
1053
1054void AwesomePlayer::initRenderer_l() {
1055    if (mNativeWindow == NULL) {
1056        return;
1057    }
1058
1059    sp<MetaData> meta = mVideoSource->getFormat();
1060
1061    int32_t format;
1062    const char *component;
1063    int32_t decodedWidth, decodedHeight;
1064    CHECK(meta->findInt32(kKeyColorFormat, &format));
1065    CHECK(meta->findCString(kKeyDecoderComponent, &component));
1066    CHECK(meta->findInt32(kKeyWidth, &decodedWidth));
1067    CHECK(meta->findInt32(kKeyHeight, &decodedHeight));
1068
1069    int32_t rotationDegrees;
1070    if (!mVideoTrack->getFormat()->findInt32(
1071                kKeyRotation, &rotationDegrees)) {
1072        rotationDegrees = 0;
1073    }
1074
1075    mVideoRenderer.clear();
1076
1077    // Must ensure that mVideoRenderer's destructor is actually executed
1078    // before creating a new one.
1079    IPCThreadState::self()->flushCommands();
1080
1081    if (USE_SURFACE_ALLOC
1082            && !strncmp(component, "OMX.", 4)
1083            && strncmp(component, "OMX.google.", 11)) {
1084        // Hardware decoders avoid the CPU color conversion by decoding
1085        // directly to ANativeBuffers, so we must use a renderer that
1086        // just pushes those buffers to the ANativeWindow.
1087        mVideoRenderer =
1088            new AwesomeNativeWindowRenderer(mNativeWindow, rotationDegrees);
1089    } else {
1090        // Other decoders are instantiated locally and as a consequence
1091        // allocate their buffers in local address space.  This renderer
1092        // then performs a color conversion and copy to get the data
1093        // into the ANativeBuffer.
1094        mVideoRenderer = new AwesomeLocalRenderer(mNativeWindow, meta);
1095    }
1096}
1097
1098status_t AwesomePlayer::pause() {
1099    Mutex::Autolock autoLock(mLock);
1100
1101    modifyFlags(CACHE_UNDERRUN, CLEAR);
1102
1103    return pause_l();
1104}
1105
1106status_t AwesomePlayer::pause_l(bool at_eos) {
1107    if (!(mFlags & PLAYING)) {
1108        return OK;
1109    }
1110
1111    cancelPlayerEvents(true /* keepBufferingGoing */);
1112
1113    if (mAudioPlayer != NULL && (mFlags & AUDIO_RUNNING)) {
1114        if (at_eos) {
1115            // If we played the audio stream to completion we
1116            // want to make sure that all samples remaining in the audio
1117            // track's queue are played out.
1118            mAudioPlayer->pause(true /* playPendingSamples */);
1119        } else {
1120            mAudioPlayer->pause();
1121        }
1122
1123        modifyFlags(AUDIO_RUNNING, CLEAR);
1124    }
1125
1126    if (mFlags & TEXTPLAYER_STARTED) {
1127        mTextPlayer->pause();
1128        modifyFlags(TEXT_RUNNING, CLEAR);
1129    }
1130
1131    modifyFlags(PLAYING, CLEAR);
1132
1133    if (mDecryptHandle != NULL) {
1134        mDrmManagerClient->setPlaybackStatus(mDecryptHandle,
1135                Playback::PAUSE, 0);
1136    }
1137
1138    uint32_t params = IMediaPlayerService::kBatteryDataTrackDecoder;
1139    if ((mAudioSource != NULL) && (mAudioSource != mAudioTrack)) {
1140        params |= IMediaPlayerService::kBatteryDataTrackAudio;
1141    }
1142    if (mVideoSource != NULL) {
1143        params |= IMediaPlayerService::kBatteryDataTrackVideo;
1144    }
1145
1146    addBatteryData(params);
1147
1148    return OK;
1149}
1150
1151bool AwesomePlayer::isPlaying() const {
1152    return (mFlags & PLAYING) || (mFlags & CACHE_UNDERRUN);
1153}
1154
1155void AwesomePlayer::setSurface(const sp<Surface> &surface) {
1156    Mutex::Autolock autoLock(mLock);
1157
1158    mSurface = surface;
1159    setNativeWindow_l(surface);
1160}
1161
1162void AwesomePlayer::setSurfaceTexture(const sp<ISurfaceTexture> &surfaceTexture) {
1163    Mutex::Autolock autoLock(mLock);
1164
1165    mSurface.clear();
1166    if (surfaceTexture != NULL) {
1167        setNativeWindow_l(new SurfaceTextureClient(surfaceTexture));
1168    } else {
1169        setNativeWindow_l(NULL);
1170    }
1171}
1172
1173void AwesomePlayer::shutdownVideoDecoder_l() {
1174    if (mVideoBuffer) {
1175        mVideoBuffer->release();
1176        mVideoBuffer = NULL;
1177    }
1178
1179    mVideoSource->stop();
1180
1181    // The following hack is necessary to ensure that the OMX
1182    // component is completely released by the time we may try
1183    // to instantiate it again.
1184    wp<MediaSource> tmp = mVideoSource;
1185    mVideoSource.clear();
1186    while (tmp.promote() != NULL) {
1187        usleep(1000);
1188    }
1189    IPCThreadState::self()->flushCommands();
1190    LOGI("video decoder shutdown completed");
1191}
1192
1193void AwesomePlayer::setNativeWindow_l(const sp<ANativeWindow> &native) {
1194    mNativeWindow = native;
1195
1196    if (mVideoSource == NULL) {
1197        return;
1198    }
1199
1200    LOGI("attempting to reconfigure to use new surface");
1201
1202    bool wasPlaying = (mFlags & PLAYING) != 0;
1203
1204    pause_l();
1205    mVideoRenderer.clear();
1206
1207    shutdownVideoDecoder_l();
1208
1209    CHECK_EQ(initVideoDecoder(), (status_t)OK);
1210
1211    if (mLastVideoTimeUs >= 0) {
1212        mSeeking = SEEK;
1213        mSeekNotificationSent = true;
1214        mSeekTimeUs = mLastVideoTimeUs;
1215        modifyFlags((AT_EOS | AUDIO_AT_EOS | VIDEO_AT_EOS), CLEAR);
1216    }
1217
1218    if (wasPlaying) {
1219        play_l();
1220    }
1221}
1222
1223void AwesomePlayer::setAudioSink(
1224        const sp<MediaPlayerBase::AudioSink> &audioSink) {
1225    Mutex::Autolock autoLock(mLock);
1226
1227    mAudioSink = audioSink;
1228}
1229
1230status_t AwesomePlayer::setLooping(bool shouldLoop) {
1231    Mutex::Autolock autoLock(mLock);
1232
1233    modifyFlags(LOOPING, CLEAR);
1234
1235    if (shouldLoop) {
1236        modifyFlags(LOOPING, SET);
1237    }
1238
1239    return OK;
1240}
1241
1242status_t AwesomePlayer::getDuration(int64_t *durationUs) {
1243    Mutex::Autolock autoLock(mMiscStateLock);
1244
1245    if (mDurationUs < 0) {
1246        return UNKNOWN_ERROR;
1247    }
1248
1249    *durationUs = mDurationUs;
1250
1251    return OK;
1252}
1253
1254status_t AwesomePlayer::getPosition(int64_t *positionUs) {
1255    if (mRTSPController != NULL) {
1256        *positionUs = mRTSPController->getNormalPlayTimeUs();
1257    }
1258    else if (mSeeking != NO_SEEK) {
1259        *positionUs = mSeekTimeUs;
1260    } else if (mVideoSource != NULL
1261            && (mAudioPlayer == NULL || !(mFlags & VIDEO_AT_EOS))) {
1262        Mutex::Autolock autoLock(mMiscStateLock);
1263        *positionUs = mVideoTimeUs;
1264    } else if (mAudioPlayer != NULL) {
1265        *positionUs = mAudioPlayer->getMediaTimeUs();
1266    } else {
1267        *positionUs = 0;
1268    }
1269
1270    return OK;
1271}
1272
1273status_t AwesomePlayer::seekTo(int64_t timeUs) {
1274    if (mExtractorFlags & MediaExtractor::CAN_SEEK) {
1275        Mutex::Autolock autoLock(mLock);
1276        return seekTo_l(timeUs);
1277    }
1278
1279    return OK;
1280}
1281
1282status_t AwesomePlayer::setTimedTextTrackIndex(int32_t index) {
1283    if (mTextPlayer != NULL) {
1284        if (index >= 0) { // to turn on a text track
1285            status_t err = mTextPlayer->setTimedTextTrackIndex(index);
1286            if (err != OK) {
1287                return err;
1288            }
1289
1290            modifyFlags(TEXT_RUNNING, SET);
1291            modifyFlags(TEXTPLAYER_STARTED, SET);
1292            return OK;
1293        } else { // to turn off the text track display
1294            if (mFlags  & TEXT_RUNNING) {
1295                modifyFlags(TEXT_RUNNING, CLEAR);
1296            }
1297            if (mFlags  & TEXTPLAYER_STARTED) {
1298                modifyFlags(TEXTPLAYER_STARTED, CLEAR);
1299            }
1300
1301            return mTextPlayer->setTimedTextTrackIndex(index);
1302        }
1303    } else {
1304        return INVALID_OPERATION;
1305    }
1306}
1307
1308// static
1309void AwesomePlayer::OnRTSPSeekDoneWrapper(void *cookie) {
1310    static_cast<AwesomePlayer *>(cookie)->onRTSPSeekDone();
1311}
1312
1313void AwesomePlayer::onRTSPSeekDone() {
1314    notifyListener_l(MEDIA_SEEK_COMPLETE);
1315    mSeekNotificationSent = true;
1316}
1317
1318status_t AwesomePlayer::seekTo_l(int64_t timeUs) {
1319    if (mRTSPController != NULL) {
1320        mRTSPController->seekAsync(timeUs, OnRTSPSeekDoneWrapper, this);
1321        return OK;
1322    }
1323
1324    if (mFlags & CACHE_UNDERRUN) {
1325        modifyFlags(CACHE_UNDERRUN, CLEAR);
1326        play_l();
1327    }
1328
1329    if ((mFlags & PLAYING) && mVideoSource != NULL && (mFlags & VIDEO_AT_EOS)) {
1330        // Video playback completed before, there's no pending
1331        // video event right now. In order for this new seek
1332        // to be honored, we need to post one.
1333
1334        postVideoEvent_l();
1335    }
1336
1337    mSeeking = SEEK;
1338    mSeekNotificationSent = false;
1339    mSeekTimeUs = timeUs;
1340    modifyFlags((AT_EOS | AUDIO_AT_EOS | VIDEO_AT_EOS), CLEAR);
1341
1342    seekAudioIfNecessary_l();
1343
1344    if (mFlags & TEXTPLAYER_STARTED) {
1345        mTextPlayer->seekTo(mSeekTimeUs);
1346    }
1347
1348    if (!(mFlags & PLAYING)) {
1349        LOGV("seeking while paused, sending SEEK_COMPLETE notification"
1350             " immediately.");
1351
1352        notifyListener_l(MEDIA_SEEK_COMPLETE);
1353        mSeekNotificationSent = true;
1354
1355        if ((mFlags & PREPARED) && mVideoSource != NULL) {
1356            modifyFlags(SEEK_PREVIEW, SET);
1357            postVideoEvent_l();
1358        }
1359    }
1360
1361    return OK;
1362}
1363
1364void AwesomePlayer::seekAudioIfNecessary_l() {
1365    if (mSeeking != NO_SEEK && mVideoSource == NULL && mAudioPlayer != NULL) {
1366        mAudioPlayer->seekTo(mSeekTimeUs);
1367
1368        mWatchForAudioSeekComplete = true;
1369        mWatchForAudioEOS = true;
1370
1371        if (mDecryptHandle != NULL) {
1372            mDrmManagerClient->setPlaybackStatus(mDecryptHandle,
1373                    Playback::PAUSE, 0);
1374            mDrmManagerClient->setPlaybackStatus(mDecryptHandle,
1375                    Playback::START, mSeekTimeUs / 1000);
1376        }
1377    }
1378}
1379
1380void AwesomePlayer::setAudioSource(sp<MediaSource> source) {
1381    CHECK(source != NULL);
1382
1383    mAudioTrack = source;
1384}
1385
1386void AwesomePlayer::addTextSource(sp<MediaSource> source) {
1387    Mutex::Autolock autoLock(mTimedTextLock);
1388    CHECK(source != NULL);
1389
1390    if (mTextPlayer == NULL) {
1391        mTextPlayer = new TimedTextPlayer(this, mListener, &mQueue);
1392    }
1393
1394    mTextPlayer->addTextSource(source);
1395}
1396
1397status_t AwesomePlayer::initAudioDecoder() {
1398    sp<MetaData> meta = mAudioTrack->getFormat();
1399
1400    const char *mime;
1401    CHECK(meta->findCString(kKeyMIMEType, &mime));
1402
1403    if (!strcasecmp(mime, MEDIA_MIMETYPE_AUDIO_RAW)) {
1404        mAudioSource = mAudioTrack;
1405    } else {
1406        mAudioSource = OMXCodec::Create(
1407                mClient.interface(), mAudioTrack->getFormat(),
1408                false, // createEncoder
1409                mAudioTrack);
1410    }
1411
1412    if (mAudioSource != NULL) {
1413        int64_t durationUs;
1414        if (mAudioTrack->getFormat()->findInt64(kKeyDuration, &durationUs)) {
1415            Mutex::Autolock autoLock(mMiscStateLock);
1416            if (mDurationUs < 0 || durationUs > mDurationUs) {
1417                mDurationUs = durationUs;
1418            }
1419        }
1420
1421        status_t err = mAudioSource->start();
1422
1423        if (err != OK) {
1424            mAudioSource.clear();
1425            return err;
1426        }
1427    } else if (!strcasecmp(mime, MEDIA_MIMETYPE_AUDIO_QCELP)) {
1428        // For legacy reasons we're simply going to ignore the absence
1429        // of an audio decoder for QCELP instead of aborting playback
1430        // altogether.
1431        return OK;
1432    }
1433
1434    if (mAudioSource != NULL) {
1435        Mutex::Autolock autoLock(mStatsLock);
1436        TrackStat *stat = &mStats.mTracks.editItemAt(mStats.mAudioTrackIndex);
1437
1438        const char *component;
1439        if (!mAudioSource->getFormat()
1440                ->findCString(kKeyDecoderComponent, &component)) {
1441            component = "none";
1442        }
1443
1444        stat->mDecoderName = component;
1445    }
1446
1447    return mAudioSource != NULL ? OK : UNKNOWN_ERROR;
1448}
1449
1450void AwesomePlayer::setVideoSource(sp<MediaSource> source) {
1451    CHECK(source != NULL);
1452
1453    mVideoTrack = source;
1454}
1455
1456status_t AwesomePlayer::initVideoDecoder(uint32_t flags) {
1457
1458    // Either the application or the DRM system can independently say
1459    // that there must be a hardware-protected path to an external video sink.
1460    // For now we always require a hardware-protected path to external video sink
1461    // if content is DRMed, but eventually this could be optional per DRM agent.
1462    // When the application wants protection, then
1463    //   (USE_SURFACE_ALLOC && (mSurface != 0) &&
1464    //   (mSurface->getFlags() & ISurfaceComposer::eProtectedByApp))
1465    // will be true, but that part is already handled by SurfaceFlinger.
1466
1467#ifdef DEBUG_HDCP
1468    // For debugging, we allow a system property to control the protected usage.
1469    // In case of uninitialized or unexpected property, we default to "DRM only".
1470    bool setProtectionBit = false;
1471    char value[PROPERTY_VALUE_MAX];
1472    if (property_get("persist.sys.hdcp_checking", value, NULL)) {
1473        if (!strcmp(value, "never")) {
1474            // nop
1475        } else if (!strcmp(value, "always")) {
1476            setProtectionBit = true;
1477        } else if (!strcmp(value, "drm-only")) {
1478            if (mDecryptHandle != NULL) {
1479                setProtectionBit = true;
1480            }
1481        // property value is empty, or unexpected value
1482        } else {
1483            if (mDecryptHandle != NULL) {
1484                setProtectionBit = true;
1485            }
1486        }
1487    // can' read property value
1488    } else {
1489        if (mDecryptHandle != NULL) {
1490            setProtectionBit = true;
1491        }
1492    }
1493    // note that usage bit is already cleared, so no need to clear it in the "else" case
1494    if (setProtectionBit) {
1495        flags |= OMXCodec::kEnableGrallocUsageProtected;
1496    }
1497#else
1498    if (mDecryptHandle != NULL) {
1499        flags |= OMXCodec::kEnableGrallocUsageProtected;
1500    }
1501#endif
1502    LOGV("initVideoDecoder flags=0x%x", flags);
1503    mVideoSource = OMXCodec::Create(
1504            mClient.interface(), mVideoTrack->getFormat(),
1505            false, // createEncoder
1506            mVideoTrack,
1507            NULL, flags, USE_SURFACE_ALLOC ? mNativeWindow : NULL);
1508
1509    if (mVideoSource != NULL) {
1510        int64_t durationUs;
1511        if (mVideoTrack->getFormat()->findInt64(kKeyDuration, &durationUs)) {
1512            Mutex::Autolock autoLock(mMiscStateLock);
1513            if (mDurationUs < 0 || durationUs > mDurationUs) {
1514                mDurationUs = durationUs;
1515            }
1516        }
1517
1518        status_t err = mVideoSource->start();
1519
1520        if (err != OK) {
1521            mVideoSource.clear();
1522            return err;
1523        }
1524    }
1525
1526    if (mVideoSource != NULL) {
1527        const char *componentName;
1528        CHECK(mVideoSource->getFormat()
1529                ->findCString(kKeyDecoderComponent, &componentName));
1530
1531        {
1532            Mutex::Autolock autoLock(mStatsLock);
1533            TrackStat *stat = &mStats.mTracks.editItemAt(mStats.mVideoTrackIndex);
1534
1535            stat->mDecoderName = componentName;
1536        }
1537
1538        static const char *kPrefix = "OMX.Nvidia.";
1539        static const char *kSuffix = ".decode";
1540        static const size_t kSuffixLength = strlen(kSuffix);
1541
1542        size_t componentNameLength = strlen(componentName);
1543
1544        if (!strncmp(componentName, kPrefix, strlen(kPrefix))
1545                && componentNameLength >= kSuffixLength
1546                && !strcmp(&componentName[
1547                    componentNameLength - kSuffixLength], kSuffix)) {
1548            modifyFlags(SLOW_DECODER_HACK, SET);
1549        }
1550    }
1551
1552    return mVideoSource != NULL ? OK : UNKNOWN_ERROR;
1553}
1554
1555void AwesomePlayer::finishSeekIfNecessary(int64_t videoTimeUs) {
1556    if (mSeeking == SEEK_VIDEO_ONLY) {
1557        mSeeking = NO_SEEK;
1558        return;
1559    }
1560
1561    if (mSeeking == NO_SEEK || (mFlags & SEEK_PREVIEW)) {
1562        return;
1563    }
1564
1565    if (mAudioPlayer != NULL) {
1566        LOGV("seeking audio to %lld us (%.2f secs).", videoTimeUs, videoTimeUs / 1E6);
1567
1568        // If we don't have a video time, seek audio to the originally
1569        // requested seek time instead.
1570
1571        mAudioPlayer->seekTo(videoTimeUs < 0 ? mSeekTimeUs : videoTimeUs);
1572        mWatchForAudioSeekComplete = true;
1573        mWatchForAudioEOS = true;
1574    } else if (!mSeekNotificationSent) {
1575        // If we're playing video only, report seek complete now,
1576        // otherwise audio player will notify us later.
1577        notifyListener_l(MEDIA_SEEK_COMPLETE);
1578        mSeekNotificationSent = true;
1579    }
1580
1581    modifyFlags(FIRST_FRAME, SET);
1582    mSeeking = NO_SEEK;
1583
1584    if (mDecryptHandle != NULL) {
1585        mDrmManagerClient->setPlaybackStatus(mDecryptHandle,
1586                Playback::PAUSE, 0);
1587        mDrmManagerClient->setPlaybackStatus(mDecryptHandle,
1588                Playback::START, videoTimeUs / 1000);
1589    }
1590}
1591
1592void AwesomePlayer::onVideoEvent() {
1593    Mutex::Autolock autoLock(mLock);
1594    if (!mVideoEventPending) {
1595        // The event has been cancelled in reset_l() but had already
1596        // been scheduled for execution at that time.
1597        return;
1598    }
1599    mVideoEventPending = false;
1600
1601    if (mSeeking != NO_SEEK) {
1602        if (mVideoBuffer) {
1603            mVideoBuffer->release();
1604            mVideoBuffer = NULL;
1605        }
1606
1607        if (mSeeking == SEEK && isStreamingHTTP() && mAudioSource != NULL
1608                && !(mFlags & SEEK_PREVIEW)) {
1609            // We're going to seek the video source first, followed by
1610            // the audio source.
1611            // In order to avoid jumps in the DataSource offset caused by
1612            // the audio codec prefetching data from the old locations
1613            // while the video codec is already reading data from the new
1614            // locations, we'll "pause" the audio source, causing it to
1615            // stop reading input data until a subsequent seek.
1616
1617            if (mAudioPlayer != NULL && (mFlags & AUDIO_RUNNING)) {
1618                mAudioPlayer->pause();
1619
1620                modifyFlags(AUDIO_RUNNING, CLEAR);
1621            }
1622            mAudioSource->pause();
1623        }
1624    }
1625
1626    if (!mVideoBuffer) {
1627        MediaSource::ReadOptions options;
1628        if (mSeeking != NO_SEEK) {
1629            LOGV("seeking to %lld us (%.2f secs)", mSeekTimeUs, mSeekTimeUs / 1E6);
1630
1631            options.setSeekTo(
1632                    mSeekTimeUs,
1633                    mSeeking == SEEK_VIDEO_ONLY
1634                        ? MediaSource::ReadOptions::SEEK_NEXT_SYNC
1635                        : MediaSource::ReadOptions::SEEK_CLOSEST_SYNC);
1636        }
1637        for (;;) {
1638            status_t err = mVideoSource->read(&mVideoBuffer, &options);
1639            options.clearSeekTo();
1640
1641            if (err != OK) {
1642                CHECK(mVideoBuffer == NULL);
1643
1644                if (err == INFO_FORMAT_CHANGED) {
1645                    LOGV("VideoSource signalled format change.");
1646
1647                    notifyVideoSize_l();
1648
1649                    if (mVideoRenderer != NULL) {
1650                        mVideoRendererIsPreview = false;
1651                        initRenderer_l();
1652                    }
1653                    continue;
1654                }
1655
1656                // So video playback is complete, but we may still have
1657                // a seek request pending that needs to be applied
1658                // to the audio track.
1659                if (mSeeking != NO_SEEK) {
1660                    LOGV("video stream ended while seeking!");
1661                }
1662                finishSeekIfNecessary(-1);
1663
1664                if (mAudioPlayer != NULL
1665                        && !(mFlags & (AUDIO_RUNNING | SEEK_PREVIEW))) {
1666                    startAudioPlayer_l();
1667                }
1668
1669                modifyFlags(VIDEO_AT_EOS, SET);
1670                postStreamDoneEvent_l(err);
1671                return;
1672            }
1673
1674            if (mVideoBuffer->range_length() == 0) {
1675                // Some decoders, notably the PV AVC software decoder
1676                // return spurious empty buffers that we just want to ignore.
1677
1678                mVideoBuffer->release();
1679                mVideoBuffer = NULL;
1680                continue;
1681            }
1682
1683            break;
1684        }
1685
1686        {
1687            Mutex::Autolock autoLock(mStatsLock);
1688            ++mStats.mNumVideoFramesDecoded;
1689        }
1690    }
1691
1692    int64_t timeUs;
1693    CHECK(mVideoBuffer->meta_data()->findInt64(kKeyTime, &timeUs));
1694
1695    mLastVideoTimeUs = timeUs;
1696
1697    if (mSeeking == SEEK_VIDEO_ONLY) {
1698        if (mSeekTimeUs > timeUs) {
1699            LOGI("XXX mSeekTimeUs = %lld us, timeUs = %lld us",
1700                 mSeekTimeUs, timeUs);
1701        }
1702    }
1703
1704    {
1705        Mutex::Autolock autoLock(mMiscStateLock);
1706        mVideoTimeUs = timeUs;
1707    }
1708
1709    SeekType wasSeeking = mSeeking;
1710    finishSeekIfNecessary(timeUs);
1711
1712    if (mAudioPlayer != NULL && !(mFlags & (AUDIO_RUNNING | SEEK_PREVIEW))) {
1713        status_t err = startAudioPlayer_l();
1714        if (err != OK) {
1715            LOGE("Starting the audio player failed w/ err %d", err);
1716            return;
1717        }
1718    }
1719
1720    if ((mFlags & TEXTPLAYER_STARTED) && !(mFlags & (TEXT_RUNNING | SEEK_PREVIEW))) {
1721        mTextPlayer->resume();
1722        modifyFlags(TEXT_RUNNING, SET);
1723    }
1724
1725    TimeSource *ts = (mFlags & AUDIO_AT_EOS) ? &mSystemTimeSource : mTimeSource;
1726
1727    if (mFlags & FIRST_FRAME) {
1728        modifyFlags(FIRST_FRAME, CLEAR);
1729        mSinceLastDropped = 0;
1730        mTimeSourceDeltaUs = ts->getRealTimeUs() - timeUs;
1731    }
1732
1733    int64_t realTimeUs, mediaTimeUs;
1734    if (!(mFlags & AUDIO_AT_EOS) && mAudioPlayer != NULL
1735        && mAudioPlayer->getMediaTimeMapping(&realTimeUs, &mediaTimeUs)) {
1736        mTimeSourceDeltaUs = realTimeUs - mediaTimeUs;
1737    }
1738
1739    if (wasSeeking == SEEK_VIDEO_ONLY) {
1740        int64_t nowUs = ts->getRealTimeUs() - mTimeSourceDeltaUs;
1741
1742        int64_t latenessUs = nowUs - timeUs;
1743
1744        if (latenessUs > 0) {
1745            LOGI("after SEEK_VIDEO_ONLY we're late by %.2f secs", latenessUs / 1E6);
1746        }
1747    }
1748
1749    if (wasSeeking == NO_SEEK) {
1750        // Let's display the first frame after seeking right away.
1751
1752        int64_t nowUs = ts->getRealTimeUs() - mTimeSourceDeltaUs;
1753
1754        int64_t latenessUs = nowUs - timeUs;
1755
1756        if (latenessUs > 500000ll
1757                && mRTSPController == NULL
1758                && mAudioPlayer != NULL
1759                && mAudioPlayer->getMediaTimeMapping(
1760                    &realTimeUs, &mediaTimeUs)) {
1761            LOGI("we're much too late (%.2f secs), video skipping ahead",
1762                 latenessUs / 1E6);
1763
1764            mVideoBuffer->release();
1765            mVideoBuffer = NULL;
1766
1767            mSeeking = SEEK_VIDEO_ONLY;
1768            mSeekTimeUs = mediaTimeUs;
1769
1770            postVideoEvent_l();
1771            return;
1772        }
1773
1774        if (latenessUs > 40000) {
1775            // We're more than 40ms late.
1776            LOGV("we're late by %lld us (%.2f secs)",
1777                 latenessUs, latenessUs / 1E6);
1778
1779            if (!(mFlags & SLOW_DECODER_HACK)
1780                    || mSinceLastDropped > FRAME_DROP_FREQ)
1781            {
1782                LOGV("we're late by %lld us (%.2f secs) dropping "
1783                     "one after %d frames",
1784                     latenessUs, latenessUs / 1E6, mSinceLastDropped);
1785
1786                mSinceLastDropped = 0;
1787                mVideoBuffer->release();
1788                mVideoBuffer = NULL;
1789
1790                {
1791                    Mutex::Autolock autoLock(mStatsLock);
1792                    ++mStats.mNumVideoFramesDropped;
1793                }
1794
1795                postVideoEvent_l();
1796                return;
1797            }
1798        }
1799
1800        if (latenessUs < -10000) {
1801            // We're more than 10ms early.
1802
1803            postVideoEvent_l(10000);
1804            return;
1805        }
1806    }
1807
1808    if ((mNativeWindow != NULL)
1809            && (mVideoRendererIsPreview || mVideoRenderer == NULL)) {
1810        mVideoRendererIsPreview = false;
1811
1812        initRenderer_l();
1813    }
1814
1815    if (mVideoRenderer != NULL) {
1816        mSinceLastDropped++;
1817        mVideoRenderer->render(mVideoBuffer);
1818    }
1819
1820    mVideoBuffer->release();
1821    mVideoBuffer = NULL;
1822
1823    if (wasSeeking != NO_SEEK && (mFlags & SEEK_PREVIEW)) {
1824        modifyFlags(SEEK_PREVIEW, CLEAR);
1825        return;
1826    }
1827
1828    postVideoEvent_l();
1829}
1830
1831void AwesomePlayer::postVideoEvent_l(int64_t delayUs) {
1832    if (mVideoEventPending) {
1833        return;
1834    }
1835
1836    mVideoEventPending = true;
1837    mQueue.postEventWithDelay(mVideoEvent, delayUs < 0 ? 10000 : delayUs);
1838}
1839
1840void AwesomePlayer::postStreamDoneEvent_l(status_t status) {
1841    if (mStreamDoneEventPending) {
1842        return;
1843    }
1844    mStreamDoneEventPending = true;
1845
1846    mStreamDoneStatus = status;
1847    mQueue.postEvent(mStreamDoneEvent);
1848}
1849
1850void AwesomePlayer::postBufferingEvent_l() {
1851    if (mBufferingEventPending) {
1852        return;
1853    }
1854    mBufferingEventPending = true;
1855    mQueue.postEventWithDelay(mBufferingEvent, 1000000ll);
1856}
1857
1858void AwesomePlayer::postVideoLagEvent_l() {
1859    if (mVideoLagEventPending) {
1860        return;
1861    }
1862    mVideoLagEventPending = true;
1863    mQueue.postEventWithDelay(mVideoLagEvent, 1000000ll);
1864}
1865
1866void AwesomePlayer::postCheckAudioStatusEvent_l(int64_t delayUs) {
1867    if (mAudioStatusEventPending) {
1868        return;
1869    }
1870    mAudioStatusEventPending = true;
1871    mQueue.postEventWithDelay(mCheckAudioStatusEvent, delayUs);
1872}
1873
1874void AwesomePlayer::onCheckAudioStatus() {
1875    Mutex::Autolock autoLock(mLock);
1876    if (!mAudioStatusEventPending) {
1877        // Event was dispatched and while we were blocking on the mutex,
1878        // has already been cancelled.
1879        return;
1880    }
1881
1882    mAudioStatusEventPending = false;
1883
1884    if (mWatchForAudioSeekComplete && !mAudioPlayer->isSeeking()) {
1885        mWatchForAudioSeekComplete = false;
1886
1887        if (!mSeekNotificationSent) {
1888            notifyListener_l(MEDIA_SEEK_COMPLETE);
1889            mSeekNotificationSent = true;
1890        }
1891
1892        mSeeking = NO_SEEK;
1893    }
1894
1895    status_t finalStatus;
1896    if (mWatchForAudioEOS && mAudioPlayer->reachedEOS(&finalStatus)) {
1897        mWatchForAudioEOS = false;
1898        modifyFlags(AUDIO_AT_EOS, SET);
1899        modifyFlags(FIRST_FRAME, SET);
1900        postStreamDoneEvent_l(finalStatus);
1901    }
1902}
1903
1904status_t AwesomePlayer::prepare() {
1905    Mutex::Autolock autoLock(mLock);
1906    return prepare_l();
1907}
1908
1909status_t AwesomePlayer::prepare_l() {
1910    if (mFlags & PREPARED) {
1911        return OK;
1912    }
1913
1914    if (mFlags & PREPARING) {
1915        return UNKNOWN_ERROR;
1916    }
1917
1918    mIsAsyncPrepare = false;
1919    status_t err = prepareAsync_l();
1920
1921    if (err != OK) {
1922        return err;
1923    }
1924
1925    while (mFlags & PREPARING) {
1926        mPreparedCondition.wait(mLock);
1927    }
1928
1929    return mPrepareResult;
1930}
1931
1932status_t AwesomePlayer::prepareAsync() {
1933    Mutex::Autolock autoLock(mLock);
1934
1935    if (mFlags & PREPARING) {
1936        return UNKNOWN_ERROR;  // async prepare already pending
1937    }
1938
1939    mIsAsyncPrepare = true;
1940    return prepareAsync_l();
1941}
1942
1943status_t AwesomePlayer::prepareAsync_l() {
1944    if (mFlags & PREPARING) {
1945        return UNKNOWN_ERROR;  // async prepare already pending
1946    }
1947
1948    if (!mQueueStarted) {
1949        mQueue.start();
1950        mQueueStarted = true;
1951    }
1952
1953    modifyFlags(PREPARING, SET);
1954    mAsyncPrepareEvent = new AwesomeEvent(
1955            this, &AwesomePlayer::onPrepareAsyncEvent);
1956
1957    mQueue.postEvent(mAsyncPrepareEvent);
1958
1959    return OK;
1960}
1961
1962status_t AwesomePlayer::finishSetDataSource_l() {
1963    sp<DataSource> dataSource;
1964
1965    bool isWidevineStreaming = false;
1966    if (!strncasecmp("widevine://", mUri.string(), 11)) {
1967        isWidevineStreaming = true;
1968
1969        String8 newURI = String8("http://");
1970        newURI.append(mUri.string() + 11);
1971
1972        mUri = newURI;
1973    }
1974
1975    if (!strncasecmp("http://", mUri.string(), 7)
1976            || !strncasecmp("https://", mUri.string(), 8)
1977            || isWidevineStreaming) {
1978        mConnectingDataSource = HTTPBase::Create(
1979                (mFlags & INCOGNITO)
1980                    ? HTTPBase::kFlagIncognito
1981                    : 0);
1982
1983        if (mUIDValid) {
1984            mConnectingDataSource->setUID(mUID);
1985        }
1986
1987        mLock.unlock();
1988        status_t err = mConnectingDataSource->connect(mUri, &mUriHeaders);
1989        mLock.lock();
1990
1991        if (err != OK) {
1992            mConnectingDataSource.clear();
1993
1994            LOGI("mConnectingDataSource->connect() returned %d", err);
1995            return err;
1996        }
1997
1998        if (!isWidevineStreaming) {
1999            // The widevine extractor does its own caching.
2000
2001#if 0
2002            mCachedSource = new NuCachedSource2(
2003                    new ThrottledSource(
2004                        mConnectingDataSource, 50 * 1024 /* bytes/sec */));
2005#else
2006            mCachedSource = new NuCachedSource2(mConnectingDataSource);
2007#endif
2008
2009            dataSource = mCachedSource;
2010        } else {
2011            dataSource = mConnectingDataSource;
2012        }
2013
2014        mConnectingDataSource.clear();
2015
2016
2017        String8 contentType = dataSource->getMIMEType();
2018
2019        if (strncasecmp(contentType.string(), "audio/", 6)) {
2020            // We're not doing this for streams that appear to be audio-only
2021            // streams to ensure that even low bandwidth streams start
2022            // playing back fairly instantly.
2023
2024            // We're going to prefill the cache before trying to instantiate
2025            // the extractor below, as the latter is an operation that otherwise
2026            // could block on the datasource for a significant amount of time.
2027            // During that time we'd be unable to abort the preparation phase
2028            // without this prefill.
2029            if (mCachedSource != NULL) {
2030                // We're going to prefill the cache before trying to instantiate
2031                // the extractor below, as the latter is an operation that otherwise
2032                // could block on the datasource for a significant amount of time.
2033                // During that time we'd be unable to abort the preparation phase
2034                // without this prefill.
2035
2036                mLock.unlock();
2037
2038                for (;;) {
2039                    status_t finalStatus;
2040                    size_t cachedDataRemaining =
2041                        mCachedSource->approxDataRemaining(&finalStatus);
2042
2043                    if (finalStatus != OK || cachedDataRemaining >= kHighWaterMarkBytes
2044                            || (mFlags & PREPARE_CANCELLED)) {
2045                        break;
2046                    }
2047
2048                    usleep(200000);
2049                }
2050
2051                mLock.lock();
2052            }
2053
2054            if (mFlags & PREPARE_CANCELLED) {
2055                LOGI("Prepare cancelled while waiting for initial cache fill.");
2056                return UNKNOWN_ERROR;
2057            }
2058        }
2059    } else if (!strncasecmp("rtsp://", mUri.string(), 7)) {
2060        if (mLooper == NULL) {
2061            mLooper = new ALooper;
2062            mLooper->setName("rtsp");
2063            mLooper->start();
2064        }
2065        mRTSPController = new ARTSPController(mLooper);
2066        mConnectingRTSPController = mRTSPController;
2067
2068        if (mUIDValid) {
2069            mConnectingRTSPController->setUID(mUID);
2070        }
2071
2072        mLock.unlock();
2073        status_t err = mRTSPController->connect(mUri.string());
2074        mLock.lock();
2075
2076        mConnectingRTSPController.clear();
2077
2078        LOGI("ARTSPController::connect returned %d", err);
2079
2080        if (err != OK) {
2081            mRTSPController.clear();
2082            return err;
2083        }
2084
2085        sp<MediaExtractor> extractor = mRTSPController.get();
2086        return setDataSource_l(extractor);
2087    } else {
2088        dataSource = DataSource::CreateFromURI(mUri.string(), &mUriHeaders);
2089    }
2090
2091    if (dataSource == NULL) {
2092        return UNKNOWN_ERROR;
2093    }
2094
2095    sp<MediaExtractor> extractor;
2096
2097    if (isWidevineStreaming) {
2098        String8 mimeType;
2099        float confidence;
2100        sp<AMessage> dummy;
2101        bool success = SniffDRM(dataSource, &mimeType, &confidence, &dummy);
2102
2103        if (!success
2104                || strcasecmp(
2105                    mimeType.string(), MEDIA_MIMETYPE_CONTAINER_WVM)) {
2106            return ERROR_UNSUPPORTED;
2107        }
2108
2109        mWVMExtractor = new WVMExtractor(dataSource);
2110        mWVMExtractor->setAdaptiveStreamingMode(true);
2111        extractor = mWVMExtractor;
2112    } else {
2113        extractor = MediaExtractor::Create(dataSource);
2114
2115        if (extractor == NULL) {
2116            return UNKNOWN_ERROR;
2117        }
2118    }
2119
2120    dataSource->getDrmInfo(mDecryptHandle, &mDrmManagerClient);
2121
2122    if (mDecryptHandle != NULL) {
2123        CHECK(mDrmManagerClient);
2124        if (RightsStatus::RIGHTS_VALID != mDecryptHandle->status) {
2125            notifyListener_l(MEDIA_ERROR, MEDIA_ERROR_UNKNOWN, ERROR_DRM_NO_LICENSE);
2126        }
2127    }
2128
2129    status_t err = setDataSource_l(extractor);
2130
2131    if (err != OK) {
2132        mWVMExtractor.clear();
2133
2134        return err;
2135    }
2136
2137    return OK;
2138}
2139
2140void AwesomePlayer::abortPrepare(status_t err) {
2141    CHECK(err != OK);
2142
2143    if (mIsAsyncPrepare) {
2144        notifyListener_l(MEDIA_ERROR, MEDIA_ERROR_UNKNOWN, err);
2145    }
2146
2147    mPrepareResult = err;
2148    modifyFlags((PREPARING|PREPARE_CANCELLED|PREPARING_CONNECTED), CLEAR);
2149    mAsyncPrepareEvent = NULL;
2150    mPreparedCondition.broadcast();
2151}
2152
2153// static
2154bool AwesomePlayer::ContinuePreparation(void *cookie) {
2155    AwesomePlayer *me = static_cast<AwesomePlayer *>(cookie);
2156
2157    return (me->mFlags & PREPARE_CANCELLED) == 0;
2158}
2159
2160void AwesomePlayer::onPrepareAsyncEvent() {
2161    Mutex::Autolock autoLock(mLock);
2162
2163    if (mFlags & PREPARE_CANCELLED) {
2164        LOGI("prepare was cancelled before doing anything");
2165        abortPrepare(UNKNOWN_ERROR);
2166        return;
2167    }
2168
2169    if (mUri.size() > 0) {
2170        status_t err = finishSetDataSource_l();
2171
2172        if (err != OK) {
2173            abortPrepare(err);
2174            return;
2175        }
2176    }
2177
2178    if (mVideoTrack != NULL && mVideoSource == NULL) {
2179        status_t err = initVideoDecoder();
2180
2181        if (err != OK) {
2182            abortPrepare(err);
2183            return;
2184        }
2185    }
2186
2187    if (mAudioTrack != NULL && mAudioSource == NULL) {
2188        status_t err = initAudioDecoder();
2189
2190        if (err != OK) {
2191            abortPrepare(err);
2192            return;
2193        }
2194    }
2195
2196    modifyFlags(PREPARING_CONNECTED, SET);
2197
2198    if (isStreamingHTTP() || mRTSPController != NULL) {
2199        postBufferingEvent_l();
2200    } else {
2201        finishAsyncPrepare_l();
2202    }
2203}
2204
2205void AwesomePlayer::finishAsyncPrepare_l() {
2206    if (mIsAsyncPrepare) {
2207        if (mVideoSource == NULL) {
2208            notifyListener_l(MEDIA_SET_VIDEO_SIZE, 0, 0);
2209        } else {
2210            notifyVideoSize_l();
2211        }
2212
2213        notifyListener_l(MEDIA_PREPARED);
2214    }
2215
2216    mPrepareResult = OK;
2217    modifyFlags((PREPARING|PREPARE_CANCELLED|PREPARING_CONNECTED), CLEAR);
2218    modifyFlags(PREPARED, SET);
2219    mAsyncPrepareEvent = NULL;
2220    mPreparedCondition.broadcast();
2221}
2222
2223uint32_t AwesomePlayer::flags() const {
2224    return mExtractorFlags;
2225}
2226
2227void AwesomePlayer::postAudioEOS(int64_t delayUs) {
2228    Mutex::Autolock autoLock(mLock);
2229    postCheckAudioStatusEvent_l(delayUs);
2230}
2231
2232void AwesomePlayer::postAudioSeekComplete() {
2233    Mutex::Autolock autoLock(mLock);
2234    postAudioSeekComplete_l();
2235}
2236
2237void AwesomePlayer::postAudioSeekComplete_l() {
2238    postCheckAudioStatusEvent_l(0 /* delayUs */);
2239}
2240
2241status_t AwesomePlayer::setParameter(int key, const Parcel &request) {
2242    switch (key) {
2243        case KEY_PARAMETER_TIMED_TEXT_TRACK_INDEX:
2244        {
2245            Mutex::Autolock autoLock(mTimedTextLock);
2246            return setTimedTextTrackIndex(request.readInt32());
2247        }
2248        case KEY_PARAMETER_TIMED_TEXT_ADD_OUT_OF_BAND_SOURCE:
2249        {
2250            Mutex::Autolock autoLock(mTimedTextLock);
2251            if (mTextPlayer == NULL) {
2252                mTextPlayer = new TimedTextPlayer(this, mListener, &mQueue);
2253            }
2254
2255            return mTextPlayer->setParameter(key, request);
2256        }
2257        case KEY_PARAMETER_CACHE_STAT_COLLECT_FREQ_MS:
2258        {
2259            return setCacheStatCollectFreq(request);
2260        }
2261        default:
2262        {
2263            return ERROR_UNSUPPORTED;
2264        }
2265    }
2266}
2267
2268status_t AwesomePlayer::setCacheStatCollectFreq(const Parcel &request) {
2269    if (mCachedSource != NULL) {
2270        int32_t freqMs = request.readInt32();
2271        LOGD("Request to keep cache stats in the past %d ms",
2272            freqMs);
2273        return mCachedSource->setCacheStatCollectFreq(freqMs);
2274    }
2275    return ERROR_UNSUPPORTED;
2276}
2277
2278status_t AwesomePlayer::getParameter(int key, Parcel *reply) {
2279    switch (key) {
2280    case KEY_PARAMETER_AUDIO_CHANNEL_COUNT:
2281        {
2282            int32_t channelCount;
2283            if (mAudioTrack == 0 ||
2284                    !mAudioTrack->getFormat()->findInt32(kKeyChannelCount, &channelCount)) {
2285                channelCount = 0;
2286            }
2287            reply->writeInt32(channelCount);
2288        }
2289        return OK;
2290    default:
2291        {
2292            return ERROR_UNSUPPORTED;
2293        }
2294    }
2295}
2296
2297bool AwesomePlayer::isStreamingHTTP() const {
2298    return mCachedSource != NULL || mWVMExtractor != NULL;
2299}
2300
2301status_t AwesomePlayer::dump(int fd, const Vector<String16> &args) const {
2302    Mutex::Autolock autoLock(mStatsLock);
2303
2304    FILE *out = fdopen(dup(fd), "w");
2305
2306    fprintf(out, " AwesomePlayer\n");
2307    if (mStats.mFd < 0) {
2308        fprintf(out, "  URI(%s)", mStats.mURI.string());
2309    } else {
2310        fprintf(out, "  fd(%d)", mStats.mFd);
2311    }
2312
2313    fprintf(out, ", flags(0x%08x)", mStats.mFlags);
2314
2315    if (mStats.mBitrate >= 0) {
2316        fprintf(out, ", bitrate(%lld bps)", mStats.mBitrate);
2317    }
2318
2319    fprintf(out, "\n");
2320
2321    for (size_t i = 0; i < mStats.mTracks.size(); ++i) {
2322        const TrackStat &stat = mStats.mTracks.itemAt(i);
2323
2324        fprintf(out, "  Track %d\n", i + 1);
2325        fprintf(out, "   MIME(%s)", stat.mMIME.string());
2326
2327        if (!stat.mDecoderName.isEmpty()) {
2328            fprintf(out, ", decoder(%s)", stat.mDecoderName.string());
2329        }
2330
2331        fprintf(out, "\n");
2332
2333        if ((ssize_t)i == mStats.mVideoTrackIndex) {
2334            fprintf(out,
2335                    "   videoDimensions(%d x %d), "
2336                    "numVideoFramesDecoded(%lld), "
2337                    "numVideoFramesDropped(%lld)\n",
2338                    mStats.mVideoWidth,
2339                    mStats.mVideoHeight,
2340                    mStats.mNumVideoFramesDecoded,
2341                    mStats.mNumVideoFramesDropped);
2342        }
2343    }
2344
2345    fclose(out);
2346    out = NULL;
2347
2348    return OK;
2349}
2350
2351void AwesomePlayer::modifyFlags(unsigned value, FlagMode mode) {
2352    switch (mode) {
2353        case SET:
2354            mFlags |= value;
2355            break;
2356        case CLEAR:
2357            mFlags &= ~value;
2358            break;
2359        case ASSIGN:
2360            mFlags = value;
2361            break;
2362        default:
2363            TRESPASS();
2364    }
2365
2366    {
2367        Mutex::Autolock autoLock(mStatsLock);
2368        mStats.mFlags = mFlags;
2369    }
2370}
2371
2372}  // namespace android
2373