AwesomePlayer.cpp revision cd25fed09742235fac10953b9d4b77268c695063 
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
63namespace android {
64
65static int64_t kLowWaterMarkUs = 2000000ll;  // 2secs
66static int64_t kHighWaterMarkUs = 10000000ll;  // 10secs
67static int64_t kHighWaterMarkRTSPUs = 4000000ll;  // 4secs
68static const size_t kLowWaterMarkBytes = 40000;
69static const size_t kHighWaterMarkBytes = 200000;
70
71struct AwesomeEvent : public TimedEventQueue::Event {
72    AwesomeEvent(
73            AwesomePlayer *player,
74            void (AwesomePlayer::*method)())
75        : mPlayer(player),
76          mMethod(method) {
77    }
78
79protected:
80    virtual ~AwesomeEvent() {}
81
82    virtual void fire(TimedEventQueue *queue, int64_t /* now_us */) {
83        (mPlayer->*mMethod)();
84    }
85
86private:
87    AwesomePlayer *mPlayer;
88    void (AwesomePlayer::*mMethod)();
89
90    AwesomeEvent(const AwesomeEvent &);
91    AwesomeEvent &operator=(const AwesomeEvent &);
92};
93
94struct AwesomeLocalRenderer : public AwesomeRenderer {
95    AwesomeLocalRenderer(
96            const sp<ANativeWindow> &nativeWindow, const sp<MetaData> &meta)
97        : mTarget(new SoftwareRenderer(nativeWindow, meta)) {
98    }
99
100    virtual void render(MediaBuffer *buffer) {
101        render((const uint8_t *)buffer->data() + buffer->range_offset(),
102               buffer->range_length());
103    }
104
105    void render(const void *data, size_t size) {
106        mTarget->render(data, size, NULL);
107    }
108
109protected:
110    virtual ~AwesomeLocalRenderer() {
111        delete mTarget;
112        mTarget = NULL;
113    }
114
115private:
116    SoftwareRenderer *mTarget;
117
118    AwesomeLocalRenderer(const AwesomeLocalRenderer &);
119    AwesomeLocalRenderer &operator=(const AwesomeLocalRenderer &);;
120};
121
122struct AwesomeNativeWindowRenderer : public AwesomeRenderer {
123    AwesomeNativeWindowRenderer(
124            const sp<ANativeWindow> &nativeWindow,
125            int32_t rotationDegrees)
126        : mNativeWindow(nativeWindow) {
127        applyRotation(rotationDegrees);
128    }
129
130    virtual void render(MediaBuffer *buffer) {
131        int64_t timeUs;
132        CHECK(buffer->meta_data()->findInt64(kKeyTime, &timeUs));
133        native_window_set_buffers_timestamp(mNativeWindow.get(), timeUs * 1000);
134        status_t err = mNativeWindow->queueBuffer(
135                mNativeWindow.get(), buffer->graphicBuffer().get());
136        if (err != 0) {
137            LOGE("queueBuffer failed with error %s (%d)", strerror(-err),
138                    -err);
139            return;
140        }
141
142        sp<MetaData> metaData = buffer->meta_data();
143        metaData->setInt32(kKeyRendered, 1);
144    }
145
146protected:
147    virtual ~AwesomeNativeWindowRenderer() {}
148
149private:
150    sp<ANativeWindow> mNativeWindow;
151
152    void applyRotation(int32_t rotationDegrees) {
153        uint32_t transform;
154        switch (rotationDegrees) {
155            case 0: transform = 0; break;
156            case 90: transform = HAL_TRANSFORM_ROT_90; break;
157            case 180: transform = HAL_TRANSFORM_ROT_180; break;
158            case 270: transform = HAL_TRANSFORM_ROT_270; break;
159            default: transform = 0; break;
160        }
161
162        if (transform) {
163            CHECK_EQ(0, native_window_set_buffers_transform(
164                        mNativeWindow.get(), transform));
165        }
166    }
167
168    AwesomeNativeWindowRenderer(const AwesomeNativeWindowRenderer &);
169    AwesomeNativeWindowRenderer &operator=(
170            const AwesomeNativeWindowRenderer &);
171};
172
173// To collect the decoder usage
174void addBatteryData(uint32_t params) {
175    sp<IBinder> binder =
176        defaultServiceManager()->getService(String16("media.player"));
177    sp<IMediaPlayerService> service = interface_cast<IMediaPlayerService>(binder);
178    CHECK(service.get() != NULL);
179
180    service->addBatteryData(params);
181}
182
183////////////////////////////////////////////////////////////////////////////////
184AwesomePlayer::AwesomePlayer()
185    : mQueueStarted(false),
186      mUIDValid(false),
187      mTimeSource(NULL),
188      mVideoRendererIsPreview(false),
189      mAudioPlayer(NULL),
190      mDisplayWidth(0),
191      mDisplayHeight(0),
192      mFlags(0),
193      mExtractorFlags(0),
194      mVideoBuffer(NULL),
195      mDecryptHandle(NULL),
196      mLastVideoTimeUs(-1),
197      mTextPlayer(NULL) {
198    CHECK_EQ(mClient.connect(), (status_t)OK);
199
200    DataSource::RegisterDefaultSniffers();
201
202    mVideoEvent = new AwesomeEvent(this, &AwesomePlayer::onVideoEvent);
203    mVideoEventPending = false;
204    mStreamDoneEvent = new AwesomeEvent(this, &AwesomePlayer::onStreamDone);
205    mStreamDoneEventPending = false;
206    mBufferingEvent = new AwesomeEvent(this, &AwesomePlayer::onBufferingUpdate);
207    mBufferingEventPending = false;
208    mVideoLagEvent = new AwesomeEvent(this, &AwesomePlayer::onVideoLagUpdate);
209    mVideoEventPending = 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    mQueue.cancelEvent(mVideoLagEvent->eventID());
237    mVideoLagEventPending = false;
238
239    if (!keepBufferingGoing) {
240        mQueue.cancelEvent(mBufferingEvent->eventID());
241        mBufferingEventPending = false;
242    }
243}
244
245void AwesomePlayer::setListener(const wp<MediaPlayerBase> &listener) {
246    Mutex::Autolock autoLock(mLock);
247    mListener = listener;
248}
249
250void AwesomePlayer::setUID(uid_t uid) {
251    LOGI("AwesomePlayer running on behalf of uid %d", uid);
252
253    mUID = uid;
254    mUIDValid = true;
255}
256
257status_t AwesomePlayer::setDataSource(
258        const char *uri, const KeyedVector<String8, String8> *headers) {
259    Mutex::Autolock autoLock(mLock);
260    return setDataSource_l(uri, headers);
261}
262
263status_t AwesomePlayer::setDataSource_l(
264        const char *uri, const KeyedVector<String8, String8> *headers) {
265    reset_l();
266
267    mUri = uri;
268
269    if (headers) {
270        mUriHeaders = *headers;
271
272        ssize_t index = mUriHeaders.indexOfKey(String8("x-hide-urls-from-log"));
273        if (index >= 0) {
274            // Browser is in "incognito" mode, suppress logging URLs.
275
276            // This isn't something that should be passed to the server.
277            mUriHeaders.removeItemsAt(index);
278
279            modifyFlags(INCOGNITO, SET);
280        }
281    }
282
283    if (!(mFlags & INCOGNITO)) {
284        LOGI("setDataSource_l('%s')", mUri.string());
285    } else {
286        LOGI("setDataSource_l(URL suppressed)");
287    }
288
289    // The actual work will be done during preparation in the call to
290    // ::finishSetDataSource_l to avoid blocking the calling thread in
291    // setDataSource for any significant time.
292
293    {
294        Mutex::Autolock autoLock(mStatsLock);
295        mStats.mFd = -1;
296        mStats.mURI = mUri;
297    }
298
299    return OK;
300}
301
302status_t AwesomePlayer::setDataSource(
303        int fd, int64_t offset, int64_t length) {
304    Mutex::Autolock autoLock(mLock);
305
306    reset_l();
307
308    sp<DataSource> dataSource = new FileSource(fd, offset, length);
309
310    status_t err = dataSource->initCheck();
311
312    if (err != OK) {
313        return err;
314    }
315
316    mFileSource = dataSource;
317
318    {
319        Mutex::Autolock autoLock(mStatsLock);
320        mStats.mFd = fd;
321        mStats.mURI = String8();
322    }
323
324    return setDataSource_l(dataSource);
325}
326
327status_t AwesomePlayer::setDataSource(const sp<IStreamSource> &source) {
328    return INVALID_OPERATION;
329}
330
331status_t AwesomePlayer::setDataSource_l(
332        const sp<DataSource> &dataSource) {
333    sp<MediaExtractor> extractor = MediaExtractor::Create(dataSource);
334
335    if (extractor == NULL) {
336        return UNKNOWN_ERROR;
337    }
338
339    dataSource->getDrmInfo(mDecryptHandle, &mDrmManagerClient);
340    if (mDecryptHandle != NULL) {
341        CHECK(mDrmManagerClient);
342        if (RightsStatus::RIGHTS_VALID != mDecryptHandle->status) {
343            notifyListener_l(MEDIA_ERROR, MEDIA_ERROR_UNKNOWN, ERROR_DRM_NO_LICENSE);
344        }
345    }
346
347    return setDataSource_l(extractor);
348}
349
350status_t AwesomePlayer::setDataSource_l(const sp<MediaExtractor> &extractor) {
351    // Attempt to approximate overall stream bitrate by summing all
352    // tracks' individual bitrates, if not all of them advertise bitrate,
353    // we have to fail.
354
355    int64_t totalBitRate = 0;
356
357    for (size_t i = 0; i < extractor->countTracks(); ++i) {
358        sp<MetaData> meta = extractor->getTrackMetaData(i);
359
360        int32_t bitrate;
361        if (!meta->findInt32(kKeyBitRate, &bitrate)) {
362            const char *mime;
363            CHECK(meta->findCString(kKeyMIMEType, &mime));
364            LOGW("track of type '%s' does not publish bitrate", mime);
365
366            totalBitRate = -1;
367            break;
368        }
369
370        totalBitRate += bitrate;
371    }
372
373    mBitrate = totalBitRate;
374
375    LOGV("mBitrate = %lld bits/sec", mBitrate);
376
377    {
378        Mutex::Autolock autoLock(mStatsLock);
379        mStats.mBitrate = mBitrate;
380        mStats.mTracks.clear();
381        mStats.mAudioTrackIndex = -1;
382        mStats.mVideoTrackIndex = -1;
383    }
384
385    bool haveAudio = false;
386    bool haveVideo = false;
387    for (size_t i = 0; i < extractor->countTracks(); ++i) {
388        sp<MetaData> meta = extractor->getTrackMetaData(i);
389
390        const char *mime;
391        CHECK(meta->findCString(kKeyMIMEType, &mime));
392
393        if (!haveVideo && !strncasecmp(mime, "video/", 6)) {
394            setVideoSource(extractor->getTrack(i));
395            haveVideo = true;
396
397            // Set the presentation/display size
398            int32_t displayWidth, displayHeight;
399            bool success = meta->findInt32(kKeyDisplayWidth, &displayWidth);
400            if (success) {
401                success = meta->findInt32(kKeyDisplayHeight, &displayHeight);
402            }
403            if (success) {
404                mDisplayWidth = displayWidth;
405                mDisplayHeight = displayHeight;
406            }
407
408            {
409                Mutex::Autolock autoLock(mStatsLock);
410                mStats.mVideoTrackIndex = mStats.mTracks.size();
411                mStats.mTracks.push();
412                TrackStat *stat =
413                    &mStats.mTracks.editItemAt(mStats.mVideoTrackIndex);
414                stat->mMIME = mime;
415            }
416        } else if (!haveAudio && !strncasecmp(mime, "audio/", 6)) {
417            setAudioSource(extractor->getTrack(i));
418            haveAudio = true;
419
420            {
421                Mutex::Autolock autoLock(mStatsLock);
422                mStats.mAudioTrackIndex = mStats.mTracks.size();
423                mStats.mTracks.push();
424                TrackStat *stat =
425                    &mStats.mTracks.editItemAt(mStats.mAudioTrackIndex);
426                stat->mMIME = mime;
427            }
428
429            if (!strcasecmp(mime, MEDIA_MIMETYPE_AUDIO_VORBIS)) {
430                // Only do this for vorbis audio, none of the other audio
431                // formats even support this ringtone specific hack and
432                // retrieving the metadata on some extractors may turn out
433                // to be very expensive.
434                sp<MetaData> fileMeta = extractor->getMetaData();
435                int32_t loop;
436                if (fileMeta != NULL
437                        && fileMeta->findInt32(kKeyAutoLoop, &loop) && loop != 0) {
438                    modifyFlags(AUTO_LOOPING, SET);
439                }
440            }
441        } else if (!strcasecmp(mime, MEDIA_MIMETYPE_TEXT_3GPP)) {
442            addTextSource(extractor->getTrack(i));
443        }
444    }
445
446    if (!haveAudio && !haveVideo) {
447        return UNKNOWN_ERROR;
448    }
449
450    mExtractorFlags = extractor->flags();
451
452    return OK;
453}
454
455void AwesomePlayer::reset() {
456    Mutex::Autolock autoLock(mLock);
457    reset_l();
458}
459
460void AwesomePlayer::reset_l() {
461    mDisplayWidth = 0;
462    mDisplayHeight = 0;
463
464    if (mDecryptHandle != NULL) {
465            mDrmManagerClient->setPlaybackStatus(mDecryptHandle,
466                    Playback::STOP, 0);
467            mDecryptHandle = NULL;
468            mDrmManagerClient = NULL;
469    }
470
471    if (mFlags & PLAYING) {
472        uint32_t params = IMediaPlayerService::kBatteryDataTrackDecoder;
473        if ((mAudioSource != NULL) && (mAudioSource != mAudioTrack)) {
474            params |= IMediaPlayerService::kBatteryDataTrackAudio;
475        }
476        if (mVideoSource != NULL) {
477            params |= IMediaPlayerService::kBatteryDataTrackVideo;
478        }
479        addBatteryData(params);
480    }
481
482    if (mFlags & PREPARING) {
483        modifyFlags(PREPARE_CANCELLED, SET);
484        if (mConnectingDataSource != NULL) {
485            LOGI("interrupting the connection process");
486            mConnectingDataSource->disconnect();
487        } else if (mConnectingRTSPController != NULL) {
488            LOGI("interrupting the connection process");
489            mConnectingRTSPController->disconnect();
490        }
491
492        if (mFlags & PREPARING_CONNECTED) {
493            // We are basically done preparing, we're just buffering
494            // enough data to start playback, we can safely interrupt that.
495            finishAsyncPrepare_l();
496        }
497    }
498
499    while (mFlags & PREPARING) {
500        mPreparedCondition.wait(mLock);
501    }
502
503    cancelPlayerEvents();
504
505    mWVMExtractor.clear();
506    mCachedSource.clear();
507    mAudioTrack.clear();
508    mVideoTrack.clear();
509
510    // Shutdown audio first, so that the respone to the reset request
511    // appears to happen instantaneously as far as the user is concerned
512    // If we did this later, audio would continue playing while we
513    // shutdown the video-related resources and the player appear to
514    // not be as responsive to a reset request.
515    if (mAudioPlayer == NULL && mAudioSource != NULL) {
516        // If we had an audio player, it would have effectively
517        // taken possession of the audio source and stopped it when
518        // _it_ is stopped. Otherwise this is still our responsibility.
519        mAudioSource->stop();
520    }
521    mAudioSource.clear();
522
523    mTimeSource = NULL;
524
525    delete mAudioPlayer;
526    mAudioPlayer = NULL;
527
528    if (mTextPlayer != NULL) {
529        delete mTextPlayer;
530        mTextPlayer = NULL;
531    }
532
533    mVideoRenderer.clear();
534
535    if (mRTSPController != NULL) {
536        mRTSPController->disconnect();
537        mRTSPController.clear();
538    }
539
540    if (mVideoSource != NULL) {
541        shutdownVideoDecoder_l();
542    }
543
544    mDurationUs = -1;
545    modifyFlags(0, ASSIGN);
546    mExtractorFlags = 0;
547    mTimeSourceDeltaUs = 0;
548    mVideoTimeUs = 0;
549
550    mSeeking = NO_SEEK;
551    mSeekNotificationSent = false;
552    mSeekTimeUs = 0;
553
554    mUri.setTo("");
555    mUriHeaders.clear();
556
557    mFileSource.clear();
558
559    mBitrate = -1;
560    mLastVideoTimeUs = -1;
561
562    {
563        Mutex::Autolock autoLock(mStatsLock);
564        mStats.mFd = -1;
565        mStats.mURI = String8();
566        mStats.mBitrate = -1;
567        mStats.mAudioTrackIndex = -1;
568        mStats.mVideoTrackIndex = -1;
569        mStats.mNumVideoFramesDecoded = 0;
570        mStats.mNumVideoFramesDropped = 0;
571        mStats.mVideoWidth = -1;
572        mStats.mVideoHeight = -1;
573        mStats.mFlags = 0;
574        mStats.mTracks.clear();
575    }
576
577}
578
579void AwesomePlayer::notifyListener_l(int msg, int ext1, int ext2) {
580    if (mListener != NULL) {
581        sp<MediaPlayerBase> listener = mListener.promote();
582
583        if (listener != NULL) {
584            listener->sendEvent(msg, ext1, ext2);
585        }
586    }
587}
588
589bool AwesomePlayer::getBitrate(int64_t *bitrate) {
590    off64_t size;
591    if (mDurationUs >= 0 && mCachedSource != NULL
592            && mCachedSource->getSize(&size) == OK) {
593        *bitrate = size * 8000000ll / mDurationUs;  // in bits/sec
594        return true;
595    }
596
597    if (mBitrate >= 0) {
598        *bitrate = mBitrate;
599        return true;
600    }
601
602    *bitrate = 0;
603
604    return false;
605}
606
607// Returns true iff cached duration is available/applicable.
608bool AwesomePlayer::getCachedDuration_l(int64_t *durationUs, bool *eos) {
609    int64_t bitrate;
610
611    if (mRTSPController != NULL) {
612        *durationUs = mRTSPController->getQueueDurationUs(eos);
613        return true;
614    } else if (mCachedSource != NULL && getBitrate(&bitrate)) {
615        status_t finalStatus;
616        size_t cachedDataRemaining = mCachedSource->approxDataRemaining(&finalStatus);
617        *durationUs = cachedDataRemaining * 8000000ll / bitrate;
618        *eos = (finalStatus != OK);
619        return true;
620    } else if (mWVMExtractor != NULL) {
621        status_t finalStatus;
622        *durationUs = mWVMExtractor->getCachedDurationUs(&finalStatus);
623        *eos = (finalStatus != OK);
624        return true;
625    }
626
627    return false;
628}
629
630void AwesomePlayer::ensureCacheIsFetching_l() {
631    if (mCachedSource != NULL) {
632        mCachedSource->resumeFetchingIfNecessary();
633    }
634}
635
636void AwesomePlayer::onVideoLagUpdate() {
637    Mutex::Autolock autoLock(mLock);
638    if (!mVideoLagEventPending) {
639        return;
640    }
641    mVideoLagEventPending = false;
642
643    int64_t audioTimeUs = mAudioPlayer->getMediaTimeUs();
644    int64_t videoLateByUs = audioTimeUs - mVideoTimeUs;
645
646    if (!(mFlags & VIDEO_AT_EOS) && videoLateByUs > 300000ll) {
647        LOGV("video late by %lld ms.", videoLateByUs / 1000ll);
648
649        notifyListener_l(
650                MEDIA_INFO,
651                MEDIA_INFO_VIDEO_TRACK_LAGGING,
652                videoLateByUs / 1000ll);
653    }
654
655    postVideoLagEvent_l();
656}
657
658void AwesomePlayer::onBufferingUpdate() {
659    Mutex::Autolock autoLock(mLock);
660    if (!mBufferingEventPending) {
661        return;
662    }
663    mBufferingEventPending = false;
664
665    if (mCachedSource != NULL) {
666        status_t finalStatus;
667        size_t cachedDataRemaining = mCachedSource->approxDataRemaining(&finalStatus);
668        bool eos = (finalStatus != OK);
669
670        if (eos) {
671            if (finalStatus == ERROR_END_OF_STREAM) {
672                notifyListener_l(MEDIA_BUFFERING_UPDATE, 100);
673            }
674            if (mFlags & PREPARING) {
675                LOGV("cache has reached EOS, prepare is done.");
676                finishAsyncPrepare_l();
677            }
678        } else {
679            int64_t bitrate;
680            if (getBitrate(&bitrate)) {
681                size_t cachedSize = mCachedSource->cachedSize();
682                int64_t cachedDurationUs = cachedSize * 8000000ll / bitrate;
683
684                int percentage = 100.0 * (double)cachedDurationUs / mDurationUs;
685                if (percentage > 100) {
686                    percentage = 100;
687                }
688
689                notifyListener_l(MEDIA_BUFFERING_UPDATE, percentage);
690            } else {
691                // We don't know the bitrate of the stream, use absolute size
692                // limits to maintain the cache.
693
694                if ((mFlags & PLAYING) && !eos
695                        && (cachedDataRemaining < kLowWaterMarkBytes)) {
696                    LOGI("cache is running low (< %d) , pausing.",
697                         kLowWaterMarkBytes);
698                    modifyFlags(CACHE_UNDERRUN, SET);
699                    pause_l();
700                    ensureCacheIsFetching_l();
701                    sendCacheStats();
702                    notifyListener_l(MEDIA_INFO, MEDIA_INFO_BUFFERING_START);
703                } else if (eos || cachedDataRemaining > kHighWaterMarkBytes) {
704                    if (mFlags & CACHE_UNDERRUN) {
705                        LOGI("cache has filled up (> %d), resuming.",
706                             kHighWaterMarkBytes);
707                        modifyFlags(CACHE_UNDERRUN, CLEAR);
708                        play_l();
709                        notifyListener_l(MEDIA_INFO, MEDIA_INFO_BUFFERING_END);
710                    } else if (mFlags & PREPARING) {
711                        LOGV("cache has filled up (> %d), prepare is done",
712                             kHighWaterMarkBytes);
713                        finishAsyncPrepare_l();
714                    }
715                }
716            }
717        }
718    } else if (mWVMExtractor != NULL) {
719        status_t finalStatus;
720
721        int64_t cachedDurationUs
722            = mWVMExtractor->getCachedDurationUs(&finalStatus);
723
724        bool eos = (finalStatus != OK);
725
726        if (eos) {
727            if (finalStatus == ERROR_END_OF_STREAM) {
728                notifyListener_l(MEDIA_BUFFERING_UPDATE, 100);
729            }
730            if (mFlags & PREPARING) {
731                LOGV("cache has reached EOS, prepare is done.");
732                finishAsyncPrepare_l();
733            }
734        } else {
735            int percentage = 100.0 * (double)cachedDurationUs / mDurationUs;
736            if (percentage > 100) {
737                percentage = 100;
738            }
739
740            notifyListener_l(MEDIA_BUFFERING_UPDATE, percentage);
741        }
742    }
743
744    int64_t cachedDurationUs;
745    bool eos;
746    if (getCachedDuration_l(&cachedDurationUs, &eos)) {
747        LOGV("cachedDurationUs = %.2f secs, eos=%d",
748             cachedDurationUs / 1E6, eos);
749
750        int64_t highWaterMarkUs =
751            (mRTSPController != NULL) ? kHighWaterMarkRTSPUs : kHighWaterMarkUs;
752
753        if ((mFlags & PLAYING) && !eos
754                && (cachedDurationUs < kLowWaterMarkUs)) {
755            LOGI("cache is running low (%.2f secs) , pausing.",
756                 cachedDurationUs / 1E6);
757            modifyFlags(CACHE_UNDERRUN, SET);
758            pause_l();
759            ensureCacheIsFetching_l();
760            sendCacheStats();
761            notifyListener_l(MEDIA_INFO, MEDIA_INFO_BUFFERING_START);
762        } else if (eos || cachedDurationUs > highWaterMarkUs) {
763            if (mFlags & CACHE_UNDERRUN) {
764                LOGI("cache has filled up (%.2f secs), resuming.",
765                     cachedDurationUs / 1E6);
766                modifyFlags(CACHE_UNDERRUN, CLEAR);
767                play_l();
768                notifyListener_l(MEDIA_INFO, MEDIA_INFO_BUFFERING_END);
769            } else if (mFlags & PREPARING) {
770                LOGV("cache has filled up (%.2f secs), prepare is done",
771                     cachedDurationUs / 1E6);
772                finishAsyncPrepare_l();
773            }
774        }
775    }
776
777    postBufferingEvent_l();
778}
779
780void AwesomePlayer::sendCacheStats() {
781    sp<MediaPlayerBase> listener = mListener.promote();
782    if (listener != NULL && mCachedSource != NULL) {
783        int32_t kbps = 0;
784        status_t err = mCachedSource->getEstimatedBandwidthKbps(&kbps);
785        if (err == OK) {
786            listener->sendEvent(
787                MEDIA_INFO, MEDIA_INFO_NETWORK_BANDWIDTH, kbps);
788        }
789    }
790}
791
792void AwesomePlayer::onStreamDone() {
793    // Posted whenever any stream finishes playing.
794
795    Mutex::Autolock autoLock(mLock);
796    if (!mStreamDoneEventPending) {
797        return;
798    }
799    mStreamDoneEventPending = false;
800
801    if (mStreamDoneStatus != ERROR_END_OF_STREAM) {
802        LOGV("MEDIA_ERROR %d", mStreamDoneStatus);
803
804        notifyListener_l(
805                MEDIA_ERROR, MEDIA_ERROR_UNKNOWN, mStreamDoneStatus);
806
807        pause_l(true /* at eos */);
808
809        modifyFlags(AT_EOS, SET);
810        return;
811    }
812
813    const bool allDone =
814        (mVideoSource == NULL || (mFlags & VIDEO_AT_EOS))
815            && (mAudioSource == NULL || (mFlags & AUDIO_AT_EOS));
816
817    if (!allDone) {
818        return;
819    }
820
821    if (mFlags & (LOOPING | AUTO_LOOPING)) {
822        seekTo_l(0);
823
824        if (mVideoSource != NULL) {
825            postVideoEvent_l();
826        }
827    } else {
828        LOGV("MEDIA_PLAYBACK_COMPLETE");
829        notifyListener_l(MEDIA_PLAYBACK_COMPLETE);
830
831        pause_l(true /* at eos */);
832
833        modifyFlags(AT_EOS, SET);
834    }
835}
836
837status_t AwesomePlayer::play() {
838    Mutex::Autolock autoLock(mLock);
839
840    modifyFlags(CACHE_UNDERRUN, CLEAR);
841
842    return play_l();
843}
844
845status_t AwesomePlayer::play_l() {
846    modifyFlags(SEEK_PREVIEW, CLEAR);
847
848    if (mFlags & PLAYING) {
849        return OK;
850    }
851
852    if (!(mFlags & PREPARED)) {
853        status_t err = prepare_l();
854
855        if (err != OK) {
856            return err;
857        }
858    }
859
860    modifyFlags(PLAYING, SET);
861    modifyFlags(FIRST_FRAME, SET);
862
863    if (mDecryptHandle != NULL) {
864        int64_t position;
865        getPosition(&position);
866        mDrmManagerClient->setPlaybackStatus(mDecryptHandle,
867                Playback::START, position / 1000);
868    }
869
870    if (mAudioSource != NULL) {
871        if (mAudioPlayer == NULL) {
872            if (mAudioSink != NULL) {
873                mAudioPlayer = new AudioPlayer(mAudioSink, this);
874                mAudioPlayer->setSource(mAudioSource);
875
876                mTimeSource = mAudioPlayer;
877
878                // If there was a seek request before we ever started,
879                // honor the request now.
880                // Make sure to do this before starting the audio player
881                // to avoid a race condition.
882                seekAudioIfNecessary_l();
883            }
884        }
885
886        CHECK(!(mFlags & AUDIO_RUNNING));
887
888        if (mVideoSource == NULL) {
889            // We don't want to post an error notification at this point,
890            // the error returned from MediaPlayer::start() will suffice.
891
892            status_t err = startAudioPlayer_l(
893                    false /* sendErrorNotification */);
894
895            if (err != OK) {
896                delete mAudioPlayer;
897                mAudioPlayer = NULL;
898
899                modifyFlags((PLAYING | FIRST_FRAME), CLEAR);
900
901                if (mDecryptHandle != NULL) {
902                    mDrmManagerClient->setPlaybackStatus(
903                            mDecryptHandle, Playback::STOP, 0);
904                }
905
906                return err;
907            }
908        }
909    }
910
911    if (mTimeSource == NULL && mAudioPlayer == NULL) {
912        mTimeSource = &mSystemTimeSource;
913    }
914
915    if (mVideoSource != NULL) {
916        // Kick off video playback
917        postVideoEvent_l();
918
919        if (mAudioSource != NULL && mVideoSource != NULL) {
920            postVideoLagEvent_l();
921        }
922    }
923
924    if (mFlags & AT_EOS) {
925        // Legacy behaviour, if a stream finishes playing and then
926        // is started again, we play from the start...
927        seekTo_l(0);
928    }
929
930    uint32_t params = IMediaPlayerService::kBatteryDataCodecStarted
931        | IMediaPlayerService::kBatteryDataTrackDecoder;
932    if ((mAudioSource != NULL) && (mAudioSource != mAudioTrack)) {
933        params |= IMediaPlayerService::kBatteryDataTrackAudio;
934    }
935    if (mVideoSource != NULL) {
936        params |= IMediaPlayerService::kBatteryDataTrackVideo;
937    }
938    addBatteryData(params);
939
940    return OK;
941}
942
943status_t AwesomePlayer::startAudioPlayer_l(bool sendErrorNotification) {
944    CHECK(!(mFlags & AUDIO_RUNNING));
945
946    if (mAudioSource == NULL || mAudioPlayer == NULL) {
947        return OK;
948    }
949
950    if (!(mFlags & AUDIOPLAYER_STARTED)) {
951        modifyFlags(AUDIOPLAYER_STARTED, SET);
952
953        bool wasSeeking = mAudioPlayer->isSeeking();
954
955        // We've already started the MediaSource in order to enable
956        // the prefetcher to read its data.
957        status_t err = mAudioPlayer->start(
958                true /* sourceAlreadyStarted */);
959
960        if (err != OK) {
961            if (sendErrorNotification) {
962                notifyListener_l(MEDIA_ERROR, MEDIA_ERROR_UNKNOWN, err);
963            }
964
965            return err;
966        }
967
968        if (wasSeeking) {
969            CHECK(!mAudioPlayer->isSeeking());
970
971            // We will have finished the seek while starting the audio player.
972            postAudioSeekComplete_l();
973        }
974    } else {
975        mAudioPlayer->resume();
976    }
977
978    modifyFlags(AUDIO_RUNNING, SET);
979
980    mWatchForAudioEOS = true;
981
982    return OK;
983}
984
985void AwesomePlayer::notifyVideoSize_l() {
986    sp<MetaData> meta = mVideoSource->getFormat();
987
988    int32_t cropLeft, cropTop, cropRight, cropBottom;
989    if (!meta->findRect(
990                kKeyCropRect, &cropLeft, &cropTop, &cropRight, &cropBottom)) {
991        int32_t width, height;
992        CHECK(meta->findInt32(kKeyWidth, &width));
993        CHECK(meta->findInt32(kKeyHeight, &height));
994
995        cropLeft = cropTop = 0;
996        cropRight = width - 1;
997        cropBottom = height - 1;
998
999        LOGV("got dimensions only %d x %d", width, height);
1000    } else {
1001        LOGV("got crop rect %d, %d, %d, %d",
1002             cropLeft, cropTop, cropRight, cropBottom);
1003    }
1004
1005    int32_t displayWidth;
1006    if (meta->findInt32(kKeyDisplayWidth, &displayWidth)) {
1007        LOGV("Display width changed (%d=>%d)", mDisplayWidth, displayWidth);
1008        mDisplayWidth = displayWidth;
1009    }
1010    int32_t displayHeight;
1011    if (meta->findInt32(kKeyDisplayHeight, &displayHeight)) {
1012        LOGV("Display height changed (%d=>%d)", mDisplayHeight, displayHeight);
1013        mDisplayHeight = displayHeight;
1014    }
1015
1016    int32_t usableWidth = cropRight - cropLeft + 1;
1017    int32_t usableHeight = cropBottom - cropTop + 1;
1018    if (mDisplayWidth != 0) {
1019        usableWidth = mDisplayWidth;
1020    }
1021    if (mDisplayHeight != 0) {
1022        usableHeight = mDisplayHeight;
1023    }
1024
1025    {
1026        Mutex::Autolock autoLock(mStatsLock);
1027        mStats.mVideoWidth = usableWidth;
1028        mStats.mVideoHeight = usableHeight;
1029    }
1030
1031    int32_t rotationDegrees;
1032    if (!mVideoTrack->getFormat()->findInt32(
1033                kKeyRotation, &rotationDegrees)) {
1034        rotationDegrees = 0;
1035    }
1036
1037    if (rotationDegrees == 90 || rotationDegrees == 270) {
1038        notifyListener_l(
1039                MEDIA_SET_VIDEO_SIZE, usableHeight, usableWidth);
1040    } else {
1041        notifyListener_l(
1042                MEDIA_SET_VIDEO_SIZE, usableWidth, usableHeight);
1043    }
1044}
1045
1046void AwesomePlayer::initRenderer_l() {
1047    if (mNativeWindow == NULL) {
1048        return;
1049    }
1050
1051    sp<MetaData> meta = mVideoSource->getFormat();
1052
1053    int32_t format;
1054    const char *component;
1055    int32_t decodedWidth, decodedHeight;
1056    CHECK(meta->findInt32(kKeyColorFormat, &format));
1057    CHECK(meta->findCString(kKeyDecoderComponent, &component));
1058    CHECK(meta->findInt32(kKeyWidth, &decodedWidth));
1059    CHECK(meta->findInt32(kKeyHeight, &decodedHeight));
1060
1061    int32_t rotationDegrees;
1062    if (!mVideoTrack->getFormat()->findInt32(
1063                kKeyRotation, &rotationDegrees)) {
1064        rotationDegrees = 0;
1065    }
1066
1067    mVideoRenderer.clear();
1068
1069    // Must ensure that mVideoRenderer's destructor is actually executed
1070    // before creating a new one.
1071    IPCThreadState::self()->flushCommands();
1072
1073    if (USE_SURFACE_ALLOC
1074            && !strncmp(component, "OMX.", 4)
1075            && strncmp(component, "OMX.google.", 11)) {
1076        // Hardware decoders avoid the CPU color conversion by decoding
1077        // directly to ANativeBuffers, so we must use a renderer that
1078        // just pushes those buffers to the ANativeWindow.
1079        mVideoRenderer =
1080            new AwesomeNativeWindowRenderer(mNativeWindow, rotationDegrees);
1081    } else {
1082        // Other decoders are instantiated locally and as a consequence
1083        // allocate their buffers in local address space.  This renderer
1084        // then performs a color conversion and copy to get the data
1085        // into the ANativeBuffer.
1086        mVideoRenderer = new AwesomeLocalRenderer(mNativeWindow, meta);
1087    }
1088}
1089
1090status_t AwesomePlayer::pause() {
1091    Mutex::Autolock autoLock(mLock);
1092
1093    modifyFlags(CACHE_UNDERRUN, CLEAR);
1094
1095    return pause_l();
1096}
1097
1098status_t AwesomePlayer::pause_l(bool at_eos) {
1099    if (!(mFlags & PLAYING)) {
1100        return OK;
1101    }
1102
1103    cancelPlayerEvents(true /* keepBufferingGoing */);
1104
1105    if (mAudioPlayer != NULL && (mFlags & AUDIO_RUNNING)) {
1106        if (at_eos) {
1107            // If we played the audio stream to completion we
1108            // want to make sure that all samples remaining in the audio
1109            // track's queue are played out.
1110            mAudioPlayer->pause(true /* playPendingSamples */);
1111        } else {
1112            mAudioPlayer->pause();
1113        }
1114
1115        modifyFlags(AUDIO_RUNNING, CLEAR);
1116    }
1117
1118    if (mFlags & TEXTPLAYER_STARTED) {
1119        mTextPlayer->pause();
1120        modifyFlags(TEXT_RUNNING, CLEAR);
1121    }
1122
1123    modifyFlags(PLAYING, CLEAR);
1124
1125    if (mDecryptHandle != NULL) {
1126        mDrmManagerClient->setPlaybackStatus(mDecryptHandle,
1127                Playback::PAUSE, 0);
1128    }
1129
1130    uint32_t params = IMediaPlayerService::kBatteryDataTrackDecoder;
1131    if ((mAudioSource != NULL) && (mAudioSource != mAudioTrack)) {
1132        params |= IMediaPlayerService::kBatteryDataTrackAudio;
1133    }
1134    if (mVideoSource != NULL) {
1135        params |= IMediaPlayerService::kBatteryDataTrackVideo;
1136    }
1137
1138    addBatteryData(params);
1139
1140    return OK;
1141}
1142
1143bool AwesomePlayer::isPlaying() const {
1144    return (mFlags & PLAYING) || (mFlags & CACHE_UNDERRUN);
1145}
1146
1147void AwesomePlayer::setSurface(const sp<Surface> &surface) {
1148    Mutex::Autolock autoLock(mLock);
1149
1150    mSurface = surface;
1151    setNativeWindow_l(surface);
1152}
1153
1154void AwesomePlayer::setSurfaceTexture(const sp<ISurfaceTexture> &surfaceTexture) {
1155    Mutex::Autolock autoLock(mLock);
1156
1157    mSurface.clear();
1158    if (surfaceTexture != NULL) {
1159        setNativeWindow_l(new SurfaceTextureClient(surfaceTexture));
1160    }
1161}
1162
1163void AwesomePlayer::shutdownVideoDecoder_l() {
1164    if (mVideoBuffer) {
1165        mVideoBuffer->release();
1166        mVideoBuffer = NULL;
1167    }
1168
1169    mVideoSource->stop();
1170
1171    // The following hack is necessary to ensure that the OMX
1172    // component is completely released by the time we may try
1173    // to instantiate it again.
1174    wp<MediaSource> tmp = mVideoSource;
1175    mVideoSource.clear();
1176    while (tmp.promote() != NULL) {
1177        usleep(1000);
1178    }
1179    IPCThreadState::self()->flushCommands();
1180    LOGI("video decoder shutdown completed");
1181}
1182
1183void AwesomePlayer::setNativeWindow_l(const sp<ANativeWindow> &native) {
1184    mNativeWindow = native;
1185
1186    if (mVideoSource == NULL) {
1187        return;
1188    }
1189
1190    LOGI("attempting to reconfigure to use new surface");
1191
1192    bool wasPlaying = (mFlags & PLAYING) != 0;
1193
1194    pause_l();
1195    mVideoRenderer.clear();
1196
1197    shutdownVideoDecoder_l();
1198
1199    CHECK_EQ(initVideoDecoder(), (status_t)OK);
1200
1201    if (mLastVideoTimeUs >= 0) {
1202        mSeeking = SEEK;
1203        mSeekNotificationSent = true;
1204        mSeekTimeUs = mLastVideoTimeUs;
1205        modifyFlags((AT_EOS | AUDIO_AT_EOS | VIDEO_AT_EOS), CLEAR);
1206    }
1207
1208    if (wasPlaying) {
1209        play_l();
1210    }
1211}
1212
1213void AwesomePlayer::setAudioSink(
1214        const sp<MediaPlayerBase::AudioSink> &audioSink) {
1215    Mutex::Autolock autoLock(mLock);
1216
1217    mAudioSink = audioSink;
1218}
1219
1220status_t AwesomePlayer::setLooping(bool shouldLoop) {
1221    Mutex::Autolock autoLock(mLock);
1222
1223    modifyFlags(LOOPING, CLEAR);
1224
1225    if (shouldLoop) {
1226        modifyFlags(LOOPING, SET);
1227    }
1228
1229    return OK;
1230}
1231
1232status_t AwesomePlayer::getDuration(int64_t *durationUs) {
1233    Mutex::Autolock autoLock(mMiscStateLock);
1234
1235    if (mDurationUs < 0) {
1236        return UNKNOWN_ERROR;
1237    }
1238
1239    *durationUs = mDurationUs;
1240
1241    return OK;
1242}
1243
1244status_t AwesomePlayer::getPosition(int64_t *positionUs) {
1245    if (mRTSPController != NULL) {
1246        *positionUs = mRTSPController->getNormalPlayTimeUs();
1247    }
1248    else if (mSeeking != NO_SEEK) {
1249        *positionUs = mSeekTimeUs;
1250    } else if (mVideoSource != NULL
1251            && (mAudioPlayer == NULL || !(mFlags & VIDEO_AT_EOS))) {
1252        Mutex::Autolock autoLock(mMiscStateLock);
1253        *positionUs = mVideoTimeUs;
1254    } else if (mAudioPlayer != NULL) {
1255        *positionUs = mAudioPlayer->getMediaTimeUs();
1256    } else {
1257        *positionUs = 0;
1258    }
1259
1260    return OK;
1261}
1262
1263status_t AwesomePlayer::seekTo(int64_t timeUs) {
1264    if (mExtractorFlags & MediaExtractor::CAN_SEEK) {
1265        Mutex::Autolock autoLock(mLock);
1266        return seekTo_l(timeUs);
1267    }
1268
1269    return OK;
1270}
1271
1272status_t AwesomePlayer::setTimedTextTrackIndex(int32_t index) {
1273    if (mTextPlayer != NULL) {
1274        if (index >= 0) { // to turn on a text track
1275            status_t err = mTextPlayer->setTimedTextTrackIndex(index);
1276            if (err != OK) {
1277                return err;
1278            }
1279
1280            modifyFlags(TEXT_RUNNING, SET);
1281            modifyFlags(TEXTPLAYER_STARTED, SET);
1282            return OK;
1283        } else { // to turn off the text track display
1284            if (mFlags  & TEXT_RUNNING) {
1285                modifyFlags(TEXT_RUNNING, CLEAR);
1286            }
1287            if (mFlags  & TEXTPLAYER_STARTED) {
1288                modifyFlags(TEXTPLAYER_STARTED, CLEAR);
1289            }
1290
1291            return mTextPlayer->setTimedTextTrackIndex(index);
1292        }
1293    } else {
1294        return INVALID_OPERATION;
1295    }
1296}
1297
1298// static
1299void AwesomePlayer::OnRTSPSeekDoneWrapper(void *cookie) {
1300    static_cast<AwesomePlayer *>(cookie)->onRTSPSeekDone();
1301}
1302
1303void AwesomePlayer::onRTSPSeekDone() {
1304    notifyListener_l(MEDIA_SEEK_COMPLETE);
1305    mSeekNotificationSent = true;
1306}
1307
1308status_t AwesomePlayer::seekTo_l(int64_t timeUs) {
1309    if (mRTSPController != NULL) {
1310        mRTSPController->seekAsync(timeUs, OnRTSPSeekDoneWrapper, this);
1311        return OK;
1312    }
1313
1314    if (mFlags & CACHE_UNDERRUN) {
1315        modifyFlags(CACHE_UNDERRUN, CLEAR);
1316        play_l();
1317    }
1318
1319    if ((mFlags & PLAYING) && mVideoSource != NULL && (mFlags & VIDEO_AT_EOS)) {
1320        // Video playback completed before, there's no pending
1321        // video event right now. In order for this new seek
1322        // to be honored, we need to post one.
1323
1324        postVideoEvent_l();
1325    }
1326
1327    mSeeking = SEEK;
1328    mSeekNotificationSent = false;
1329    mSeekTimeUs = timeUs;
1330    modifyFlags((AT_EOS | AUDIO_AT_EOS | VIDEO_AT_EOS), CLEAR);
1331
1332    seekAudioIfNecessary_l();
1333
1334    if (mFlags & TEXTPLAYER_STARTED) {
1335        mTextPlayer->seekTo(mSeekTimeUs);
1336    }
1337
1338    if (!(mFlags & PLAYING)) {
1339        LOGV("seeking while paused, sending SEEK_COMPLETE notification"
1340             " immediately.");
1341
1342        notifyListener_l(MEDIA_SEEK_COMPLETE);
1343        mSeekNotificationSent = true;
1344
1345        if ((mFlags & PREPARED) && mVideoSource != NULL) {
1346            modifyFlags(SEEK_PREVIEW, SET);
1347            postVideoEvent_l();
1348        }
1349    }
1350
1351    return OK;
1352}
1353
1354void AwesomePlayer::seekAudioIfNecessary_l() {
1355    if (mSeeking != NO_SEEK && mVideoSource == NULL && mAudioPlayer != NULL) {
1356        mAudioPlayer->seekTo(mSeekTimeUs);
1357
1358        mWatchForAudioSeekComplete = true;
1359        mWatchForAudioEOS = true;
1360
1361        if (mDecryptHandle != NULL) {
1362            mDrmManagerClient->setPlaybackStatus(mDecryptHandle,
1363                    Playback::PAUSE, 0);
1364            mDrmManagerClient->setPlaybackStatus(mDecryptHandle,
1365                    Playback::START, mSeekTimeUs / 1000);
1366        }
1367    }
1368}
1369
1370void AwesomePlayer::setAudioSource(sp<MediaSource> source) {
1371    CHECK(source != NULL);
1372
1373    mAudioTrack = source;
1374}
1375
1376void AwesomePlayer::addTextSource(sp<MediaSource> source) {
1377    Mutex::Autolock autoLock(mTimedTextLock);
1378    CHECK(source != NULL);
1379
1380    if (mTextPlayer == NULL) {
1381        mTextPlayer = new TimedTextPlayer(this, mListener, &mQueue);
1382    }
1383
1384    mTextPlayer->addTextSource(source);
1385}
1386
1387status_t AwesomePlayer::initAudioDecoder() {
1388    sp<MetaData> meta = mAudioTrack->getFormat();
1389
1390    const char *mime;
1391    CHECK(meta->findCString(kKeyMIMEType, &mime));
1392
1393    if (!strcasecmp(mime, MEDIA_MIMETYPE_AUDIO_RAW)) {
1394        mAudioSource = mAudioTrack;
1395    } else {
1396        mAudioSource = OMXCodec::Create(
1397                mClient.interface(), mAudioTrack->getFormat(),
1398                false, // createEncoder
1399                mAudioTrack);
1400    }
1401
1402    if (mAudioSource != NULL) {
1403        int64_t durationUs;
1404        if (mAudioTrack->getFormat()->findInt64(kKeyDuration, &durationUs)) {
1405            Mutex::Autolock autoLock(mMiscStateLock);
1406            if (mDurationUs < 0 || durationUs > mDurationUs) {
1407                mDurationUs = durationUs;
1408            }
1409        }
1410
1411        status_t err = mAudioSource->start();
1412
1413        if (err != OK) {
1414            mAudioSource.clear();
1415            return err;
1416        }
1417    } else if (!strcasecmp(mime, MEDIA_MIMETYPE_AUDIO_QCELP)) {
1418        // For legacy reasons we're simply going to ignore the absence
1419        // of an audio decoder for QCELP instead of aborting playback
1420        // altogether.
1421        return OK;
1422    }
1423
1424    if (mAudioSource != NULL) {
1425        Mutex::Autolock autoLock(mStatsLock);
1426        TrackStat *stat = &mStats.mTracks.editItemAt(mStats.mAudioTrackIndex);
1427
1428        const char *component;
1429        if (!mAudioSource->getFormat()
1430                ->findCString(kKeyDecoderComponent, &component)) {
1431            component = "none";
1432        }
1433
1434        stat->mDecoderName = component;
1435    }
1436
1437    return mAudioSource != NULL ? OK : UNKNOWN_ERROR;
1438}
1439
1440void AwesomePlayer::setVideoSource(sp<MediaSource> source) {
1441    CHECK(source != NULL);
1442
1443    mVideoTrack = source;
1444}
1445
1446status_t AwesomePlayer::initVideoDecoder(uint32_t flags) {
1447
1448    // Either the application or the DRM system can independently say
1449    // that there must be a hardware-protected path to an external video sink.
1450    // For now we always require a hardware-protected path to external video sink
1451    // if content is DRMed, but eventually this could be optional per DRM agent.
1452    // When the application wants protection, then
1453    //   (USE_SURFACE_ALLOC && (mSurface != 0) &&
1454    //   (mSurface->getFlags() & ISurfaceComposer::eProtectedByApp))
1455    // will be true, but that part is already handled by SurfaceFlinger.
1456
1457#ifdef DEBUG_HDCP
1458    // For debugging, we allow a system property to control the protected usage.
1459    // In case of uninitialized or unexpected property, we default to "DRM only".
1460    bool setProtectionBit = false;
1461    char value[PROPERTY_VALUE_MAX];
1462    if (property_get("persist.sys.hdcp_checking", value, NULL)) {
1463        if (!strcmp(value, "never")) {
1464            // nop
1465        } else if (!strcmp(value, "always")) {
1466            setProtectionBit = true;
1467        } else if (!strcmp(value, "drm-only")) {
1468            if (mDecryptHandle != NULL) {
1469                setProtectionBit = true;
1470            }
1471        // property value is empty, or unexpected value
1472        } else {
1473            if (mDecryptHandle != NULL) {
1474                setProtectionBit = true;
1475            }
1476        }
1477    // can' read property value
1478    } else {
1479        if (mDecryptHandle != NULL) {
1480            setProtectionBit = true;
1481        }
1482    }
1483    // note that usage bit is already cleared, so no need to clear it in the "else" case
1484    if (setProtectionBit) {
1485        flags |= OMXCodec::kEnableGrallocUsageProtected;
1486    }
1487#else
1488    if (mDecryptHandle != NULL) {
1489        flags |= OMXCodec::kEnableGrallocUsageProtected;
1490    }
1491#endif
1492    LOGV("initVideoDecoder flags=0x%x", flags);
1493    mVideoSource = OMXCodec::Create(
1494            mClient.interface(), mVideoTrack->getFormat(),
1495            false, // createEncoder
1496            mVideoTrack,
1497            NULL, flags, USE_SURFACE_ALLOC ? mNativeWindow : NULL);
1498
1499    if (mVideoSource != NULL) {
1500        int64_t durationUs;
1501        if (mVideoTrack->getFormat()->findInt64(kKeyDuration, &durationUs)) {
1502            Mutex::Autolock autoLock(mMiscStateLock);
1503            if (mDurationUs < 0 || durationUs > mDurationUs) {
1504                mDurationUs = durationUs;
1505            }
1506        }
1507
1508        status_t err = mVideoSource->start();
1509
1510        if (err != OK) {
1511            mVideoSource.clear();
1512            return err;
1513        }
1514    }
1515
1516    if (mVideoSource != NULL) {
1517        Mutex::Autolock autoLock(mStatsLock);
1518        TrackStat *stat = &mStats.mTracks.editItemAt(mStats.mVideoTrackIndex);
1519
1520        const char *component;
1521        CHECK(mVideoSource->getFormat()
1522                ->findCString(kKeyDecoderComponent, &component));
1523
1524        stat->mDecoderName = component;
1525    }
1526
1527    return mVideoSource != NULL ? OK : UNKNOWN_ERROR;
1528}
1529
1530void AwesomePlayer::finishSeekIfNecessary(int64_t videoTimeUs) {
1531    if (mSeeking == SEEK_VIDEO_ONLY) {
1532        mSeeking = NO_SEEK;
1533        return;
1534    }
1535
1536    if (mSeeking == NO_SEEK || (mFlags & SEEK_PREVIEW)) {
1537        return;
1538    }
1539
1540    if (mAudioPlayer != NULL) {
1541        LOGV("seeking audio to %lld us (%.2f secs).", videoTimeUs, videoTimeUs / 1E6);
1542
1543        // If we don't have a video time, seek audio to the originally
1544        // requested seek time instead.
1545
1546        mAudioPlayer->seekTo(videoTimeUs < 0 ? mSeekTimeUs : videoTimeUs);
1547        mWatchForAudioSeekComplete = true;
1548        mWatchForAudioEOS = true;
1549    } else if (!mSeekNotificationSent) {
1550        // If we're playing video only, report seek complete now,
1551        // otherwise audio player will notify us later.
1552        notifyListener_l(MEDIA_SEEK_COMPLETE);
1553        mSeekNotificationSent = true;
1554    }
1555
1556    modifyFlags(FIRST_FRAME, SET);
1557    mSeeking = NO_SEEK;
1558
1559    if (mDecryptHandle != NULL) {
1560        mDrmManagerClient->setPlaybackStatus(mDecryptHandle,
1561                Playback::PAUSE, 0);
1562        mDrmManagerClient->setPlaybackStatus(mDecryptHandle,
1563                Playback::START, videoTimeUs / 1000);
1564    }
1565}
1566
1567void AwesomePlayer::onVideoEvent() {
1568    Mutex::Autolock autoLock(mLock);
1569    if (!mVideoEventPending) {
1570        // The event has been cancelled in reset_l() but had already
1571        // been scheduled for execution at that time.
1572        return;
1573    }
1574    mVideoEventPending = false;
1575
1576    if (mSeeking != NO_SEEK) {
1577        if (mVideoBuffer) {
1578            mVideoBuffer->release();
1579            mVideoBuffer = NULL;
1580        }
1581
1582        if (mSeeking == SEEK && isStreamingHTTP() && mAudioSource != NULL
1583                && !(mFlags & SEEK_PREVIEW)) {
1584            // We're going to seek the video source first, followed by
1585            // the audio source.
1586            // In order to avoid jumps in the DataSource offset caused by
1587            // the audio codec prefetching data from the old locations
1588            // while the video codec is already reading data from the new
1589            // locations, we'll "pause" the audio source, causing it to
1590            // stop reading input data until a subsequent seek.
1591
1592            if (mAudioPlayer != NULL && (mFlags & AUDIO_RUNNING)) {
1593                mAudioPlayer->pause();
1594
1595                modifyFlags(AUDIO_RUNNING, CLEAR);
1596            }
1597            mAudioSource->pause();
1598        }
1599    }
1600
1601    if (!mVideoBuffer) {
1602        MediaSource::ReadOptions options;
1603        if (mSeeking != NO_SEEK) {
1604            LOGV("seeking to %lld us (%.2f secs)", mSeekTimeUs, mSeekTimeUs / 1E6);
1605
1606            options.setSeekTo(
1607                    mSeekTimeUs,
1608                    mSeeking == SEEK_VIDEO_ONLY
1609                        ? MediaSource::ReadOptions::SEEK_NEXT_SYNC
1610                        : MediaSource::ReadOptions::SEEK_CLOSEST_SYNC);
1611        }
1612        for (;;) {
1613            status_t err = mVideoSource->read(&mVideoBuffer, &options);
1614            options.clearSeekTo();
1615
1616            if (err != OK) {
1617                CHECK(mVideoBuffer == NULL);
1618
1619                if (err == INFO_FORMAT_CHANGED) {
1620                    LOGV("VideoSource signalled format change.");
1621
1622                    notifyVideoSize_l();
1623
1624                    if (mVideoRenderer != NULL) {
1625                        mVideoRendererIsPreview = false;
1626                        initRenderer_l();
1627                    }
1628                    continue;
1629                }
1630
1631                // So video playback is complete, but we may still have
1632                // a seek request pending that needs to be applied
1633                // to the audio track.
1634                if (mSeeking != NO_SEEK) {
1635                    LOGV("video stream ended while seeking!");
1636                }
1637                finishSeekIfNecessary(-1);
1638
1639                if (mAudioPlayer != NULL
1640                        && !(mFlags & (AUDIO_RUNNING | SEEK_PREVIEW))) {
1641                    startAudioPlayer_l();
1642                }
1643
1644                modifyFlags(VIDEO_AT_EOS, SET);
1645                postStreamDoneEvent_l(err);
1646                return;
1647            }
1648
1649            if (mVideoBuffer->range_length() == 0) {
1650                // Some decoders, notably the PV AVC software decoder
1651                // return spurious empty buffers that we just want to ignore.
1652
1653                mVideoBuffer->release();
1654                mVideoBuffer = NULL;
1655                continue;
1656            }
1657
1658            break;
1659        }
1660
1661        {
1662            Mutex::Autolock autoLock(mStatsLock);
1663            ++mStats.mNumVideoFramesDecoded;
1664        }
1665    }
1666
1667    int64_t timeUs;
1668    CHECK(mVideoBuffer->meta_data()->findInt64(kKeyTime, &timeUs));
1669
1670    mLastVideoTimeUs = timeUs;
1671
1672    if (mSeeking == SEEK_VIDEO_ONLY) {
1673        if (mSeekTimeUs > timeUs) {
1674            LOGI("XXX mSeekTimeUs = %lld us, timeUs = %lld us",
1675                 mSeekTimeUs, timeUs);
1676        }
1677    }
1678
1679    {
1680        Mutex::Autolock autoLock(mMiscStateLock);
1681        mVideoTimeUs = timeUs;
1682    }
1683
1684    SeekType wasSeeking = mSeeking;
1685    finishSeekIfNecessary(timeUs);
1686
1687    if (mAudioPlayer != NULL && !(mFlags & (AUDIO_RUNNING | SEEK_PREVIEW))) {
1688        status_t err = startAudioPlayer_l();
1689        if (err != OK) {
1690            LOGE("Starting the audio player failed w/ err %d", err);
1691            return;
1692        }
1693    }
1694
1695    if ((mFlags & TEXTPLAYER_STARTED) && !(mFlags & (TEXT_RUNNING | SEEK_PREVIEW))) {
1696        mTextPlayer->resume();
1697        modifyFlags(TEXT_RUNNING, SET);
1698    }
1699
1700    TimeSource *ts = (mFlags & AUDIO_AT_EOS) ? &mSystemTimeSource : mTimeSource;
1701
1702    if (mFlags & FIRST_FRAME) {
1703        modifyFlags(FIRST_FRAME, CLEAR);
1704        mTimeSourceDeltaUs = ts->getRealTimeUs() - timeUs;
1705    }
1706
1707    int64_t realTimeUs, mediaTimeUs;
1708    if (!(mFlags & AUDIO_AT_EOS) && mAudioPlayer != NULL
1709        && mAudioPlayer->getMediaTimeMapping(&realTimeUs, &mediaTimeUs)) {
1710        mTimeSourceDeltaUs = realTimeUs - mediaTimeUs;
1711    }
1712
1713    if (wasSeeking == SEEK_VIDEO_ONLY) {
1714        int64_t nowUs = ts->getRealTimeUs() - mTimeSourceDeltaUs;
1715
1716        int64_t latenessUs = nowUs - timeUs;
1717
1718        if (latenessUs > 0) {
1719            LOGI("after SEEK_VIDEO_ONLY we're late by %.2f secs", latenessUs / 1E6);
1720        }
1721    }
1722
1723    if (wasSeeking == NO_SEEK) {
1724        // Let's display the first frame after seeking right away.
1725
1726        int64_t nowUs = ts->getRealTimeUs() - mTimeSourceDeltaUs;
1727
1728        int64_t latenessUs = nowUs - timeUs;
1729
1730        if (latenessUs > 500000ll
1731                && mRTSPController == NULL
1732                && mAudioPlayer != NULL
1733                && mAudioPlayer->getMediaTimeMapping(
1734                    &realTimeUs, &mediaTimeUs)) {
1735            LOGI("we're much too late (%.2f secs), video skipping ahead",
1736                 latenessUs / 1E6);
1737
1738            mVideoBuffer->release();
1739            mVideoBuffer = NULL;
1740
1741            mSeeking = SEEK_VIDEO_ONLY;
1742            mSeekTimeUs = mediaTimeUs;
1743
1744            postVideoEvent_l();
1745            return;
1746        }
1747
1748        if (latenessUs > 40000) {
1749            // We're more than 40ms late.
1750            LOGV("we're late by %lld us (%.2f secs), dropping frame",
1751                 latenessUs, latenessUs / 1E6);
1752            mVideoBuffer->release();
1753            mVideoBuffer = NULL;
1754
1755            {
1756                Mutex::Autolock autoLock(mStatsLock);
1757                ++mStats.mNumVideoFramesDropped;
1758            }
1759
1760            postVideoEvent_l();
1761            return;
1762        }
1763
1764        if (latenessUs < -10000) {
1765            // We're more than 10ms early.
1766
1767            postVideoEvent_l(10000);
1768            return;
1769        }
1770    }
1771
1772    if (mVideoRendererIsPreview || mVideoRenderer == NULL) {
1773        mVideoRendererIsPreview = false;
1774
1775        initRenderer_l();
1776    }
1777
1778    if (mVideoRenderer != NULL) {
1779        mVideoRenderer->render(mVideoBuffer);
1780    }
1781
1782    mVideoBuffer->release();
1783    mVideoBuffer = NULL;
1784
1785    if (wasSeeking != NO_SEEK && (mFlags & SEEK_PREVIEW)) {
1786        modifyFlags(SEEK_PREVIEW, CLEAR);
1787        return;
1788    }
1789
1790    postVideoEvent_l();
1791}
1792
1793void AwesomePlayer::postVideoEvent_l(int64_t delayUs) {
1794    if (mVideoEventPending) {
1795        return;
1796    }
1797
1798    mVideoEventPending = true;
1799    mQueue.postEventWithDelay(mVideoEvent, delayUs < 0 ? 10000 : delayUs);
1800}
1801
1802void AwesomePlayer::postStreamDoneEvent_l(status_t status) {
1803    if (mStreamDoneEventPending) {
1804        return;
1805    }
1806    mStreamDoneEventPending = true;
1807
1808    mStreamDoneStatus = status;
1809    mQueue.postEvent(mStreamDoneEvent);
1810}
1811
1812void AwesomePlayer::postBufferingEvent_l() {
1813    if (mBufferingEventPending) {
1814        return;
1815    }
1816    mBufferingEventPending = true;
1817    mQueue.postEventWithDelay(mBufferingEvent, 1000000ll);
1818}
1819
1820void AwesomePlayer::postVideoLagEvent_l() {
1821    if (mVideoLagEventPending) {
1822        return;
1823    }
1824    mVideoLagEventPending = true;
1825    mQueue.postEventWithDelay(mVideoLagEvent, 1000000ll);
1826}
1827
1828void AwesomePlayer::postCheckAudioStatusEvent_l(int64_t delayUs) {
1829    if (mAudioStatusEventPending) {
1830        return;
1831    }
1832    mAudioStatusEventPending = true;
1833    mQueue.postEventWithDelay(mCheckAudioStatusEvent, delayUs);
1834}
1835
1836void AwesomePlayer::onCheckAudioStatus() {
1837    Mutex::Autolock autoLock(mLock);
1838    if (!mAudioStatusEventPending) {
1839        // Event was dispatched and while we were blocking on the mutex,
1840        // has already been cancelled.
1841        return;
1842    }
1843
1844    mAudioStatusEventPending = false;
1845
1846    if (mWatchForAudioSeekComplete && !mAudioPlayer->isSeeking()) {
1847        mWatchForAudioSeekComplete = false;
1848
1849        if (!mSeekNotificationSent) {
1850            notifyListener_l(MEDIA_SEEK_COMPLETE);
1851            mSeekNotificationSent = true;
1852        }
1853
1854        mSeeking = NO_SEEK;
1855    }
1856
1857    status_t finalStatus;
1858    if (mWatchForAudioEOS && mAudioPlayer->reachedEOS(&finalStatus)) {
1859        mWatchForAudioEOS = false;
1860        modifyFlags(AUDIO_AT_EOS, SET);
1861        modifyFlags(FIRST_FRAME, SET);
1862        postStreamDoneEvent_l(finalStatus);
1863    }
1864}
1865
1866status_t AwesomePlayer::prepare() {
1867    Mutex::Autolock autoLock(mLock);
1868    return prepare_l();
1869}
1870
1871status_t AwesomePlayer::prepare_l() {
1872    if (mFlags & PREPARED) {
1873        return OK;
1874    }
1875
1876    if (mFlags & PREPARING) {
1877        return UNKNOWN_ERROR;
1878    }
1879
1880    mIsAsyncPrepare = false;
1881    status_t err = prepareAsync_l();
1882
1883    if (err != OK) {
1884        return err;
1885    }
1886
1887    while (mFlags & PREPARING) {
1888        mPreparedCondition.wait(mLock);
1889    }
1890
1891    return mPrepareResult;
1892}
1893
1894status_t AwesomePlayer::prepareAsync() {
1895    Mutex::Autolock autoLock(mLock);
1896
1897    if (mFlags & PREPARING) {
1898        return UNKNOWN_ERROR;  // async prepare already pending
1899    }
1900
1901    mIsAsyncPrepare = true;
1902    return prepareAsync_l();
1903}
1904
1905status_t AwesomePlayer::prepareAsync_l() {
1906    if (mFlags & PREPARING) {
1907        return UNKNOWN_ERROR;  // async prepare already pending
1908    }
1909
1910    if (!mQueueStarted) {
1911        mQueue.start();
1912        mQueueStarted = true;
1913    }
1914
1915    modifyFlags(PREPARING, SET);
1916    mAsyncPrepareEvent = new AwesomeEvent(
1917            this, &AwesomePlayer::onPrepareAsyncEvent);
1918
1919    mQueue.postEvent(mAsyncPrepareEvent);
1920
1921    return OK;
1922}
1923
1924status_t AwesomePlayer::finishSetDataSource_l() {
1925    sp<DataSource> dataSource;
1926
1927    bool isWidevineStreaming = false;
1928    if (!strncasecmp("widevine://", mUri.string(), 11)) {
1929        isWidevineStreaming = true;
1930
1931        String8 newURI = String8("http://");
1932        newURI.append(mUri.string() + 11);
1933
1934        mUri = newURI;
1935    }
1936
1937    if (!strncasecmp("http://", mUri.string(), 7)
1938            || !strncasecmp("https://", mUri.string(), 8)
1939            || isWidevineStreaming) {
1940        mConnectingDataSource = HTTPBase::Create(
1941                (mFlags & INCOGNITO)
1942                    ? HTTPBase::kFlagIncognito
1943                    : 0);
1944
1945        if (mUIDValid) {
1946            mConnectingDataSource->setUID(mUID);
1947        }
1948
1949        mLock.unlock();
1950        status_t err = mConnectingDataSource->connect(mUri, &mUriHeaders);
1951        mLock.lock();
1952
1953        if (err != OK) {
1954            mConnectingDataSource.clear();
1955
1956            LOGI("mConnectingDataSource->connect() returned %d", err);
1957            return err;
1958        }
1959
1960        if (!isWidevineStreaming) {
1961            // The widevine extractor does its own caching.
1962
1963#if 0
1964            mCachedSource = new NuCachedSource2(
1965                    new ThrottledSource(
1966                        mConnectingDataSource, 50 * 1024 /* bytes/sec */));
1967#else
1968            mCachedSource = new NuCachedSource2(mConnectingDataSource);
1969#endif
1970
1971            dataSource = mCachedSource;
1972        } else {
1973            dataSource = mConnectingDataSource;
1974        }
1975
1976        mConnectingDataSource.clear();
1977
1978
1979        String8 contentType = dataSource->getMIMEType();
1980
1981        if (strncasecmp(contentType.string(), "audio/", 6)) {
1982            // We're not doing this for streams that appear to be audio-only
1983            // streams to ensure that even low bandwidth streams start
1984            // playing back fairly instantly.
1985
1986            // We're going to prefill the cache before trying to instantiate
1987            // the extractor below, as the latter is an operation that otherwise
1988            // could block on the datasource for a significant amount of time.
1989            // During that time we'd be unable to abort the preparation phase
1990            // without this prefill.
1991            if (mCachedSource != NULL) {
1992                // We're going to prefill the cache before trying to instantiate
1993                // the extractor below, as the latter is an operation that otherwise
1994                // could block on the datasource for a significant amount of time.
1995                // During that time we'd be unable to abort the preparation phase
1996                // without this prefill.
1997
1998                mLock.unlock();
1999
2000                for (;;) {
2001                    status_t finalStatus;
2002                    size_t cachedDataRemaining =
2003                        mCachedSource->approxDataRemaining(&finalStatus);
2004
2005                    if (finalStatus != OK || cachedDataRemaining >= kHighWaterMarkBytes
2006                            || (mFlags & PREPARE_CANCELLED)) {
2007                        break;
2008                    }
2009
2010                    usleep(200000);
2011                }
2012
2013                mLock.lock();
2014            }
2015
2016            if (mFlags & PREPARE_CANCELLED) {
2017                LOGI("Prepare cancelled while waiting for initial cache fill.");
2018                return UNKNOWN_ERROR;
2019            }
2020        }
2021    } else if (!strncasecmp("rtsp://", mUri.string(), 7)) {
2022        if (mLooper == NULL) {
2023            mLooper = new ALooper;
2024            mLooper->setName("rtsp");
2025            mLooper->start();
2026        }
2027        mRTSPController = new ARTSPController(mLooper);
2028        mConnectingRTSPController = mRTSPController;
2029
2030        if (mUIDValid) {
2031            mConnectingRTSPController->setUID(mUID);
2032        }
2033
2034        mLock.unlock();
2035        status_t err = mRTSPController->connect(mUri.string());
2036        mLock.lock();
2037
2038        mConnectingRTSPController.clear();
2039
2040        LOGI("ARTSPController::connect returned %d", err);
2041
2042        if (err != OK) {
2043            mRTSPController.clear();
2044            return err;
2045        }
2046
2047        sp<MediaExtractor> extractor = mRTSPController.get();
2048        return setDataSource_l(extractor);
2049    } else {
2050        dataSource = DataSource::CreateFromURI(mUri.string(), &mUriHeaders);
2051    }
2052
2053    if (dataSource == NULL) {
2054        return UNKNOWN_ERROR;
2055    }
2056
2057    sp<MediaExtractor> extractor;
2058
2059    if (isWidevineStreaming) {
2060        String8 mimeType;
2061        float confidence;
2062        sp<AMessage> dummy;
2063        bool success = SniffDRM(dataSource, &mimeType, &confidence, &dummy);
2064
2065        if (!success
2066                || strcasecmp(
2067                    mimeType.string(), MEDIA_MIMETYPE_CONTAINER_WVM)) {
2068            return ERROR_UNSUPPORTED;
2069        }
2070
2071        mWVMExtractor = new WVMExtractor(dataSource);
2072        mWVMExtractor->setAdaptiveStreamingMode(true);
2073        extractor = mWVMExtractor;
2074    } else {
2075        extractor = MediaExtractor::Create(dataSource);
2076
2077        if (extractor == NULL) {
2078            return UNKNOWN_ERROR;
2079        }
2080    }
2081
2082    dataSource->getDrmInfo(mDecryptHandle, &mDrmManagerClient);
2083
2084    if (mDecryptHandle != NULL) {
2085        CHECK(mDrmManagerClient);
2086        if (RightsStatus::RIGHTS_VALID != mDecryptHandle->status) {
2087            notifyListener_l(MEDIA_ERROR, MEDIA_ERROR_UNKNOWN, ERROR_DRM_NO_LICENSE);
2088        }
2089    }
2090
2091    status_t err = setDataSource_l(extractor);
2092
2093    if (err != OK) {
2094        mWVMExtractor.clear();
2095
2096        return err;
2097    }
2098
2099    return OK;
2100}
2101
2102void AwesomePlayer::abortPrepare(status_t err) {
2103    CHECK(err != OK);
2104
2105    if (mIsAsyncPrepare) {
2106        notifyListener_l(MEDIA_ERROR, MEDIA_ERROR_UNKNOWN, err);
2107    }
2108
2109    mPrepareResult = err;
2110    modifyFlags((PREPARING|PREPARE_CANCELLED|PREPARING_CONNECTED), CLEAR);
2111    mAsyncPrepareEvent = NULL;
2112    mPreparedCondition.broadcast();
2113}
2114
2115// static
2116bool AwesomePlayer::ContinuePreparation(void *cookie) {
2117    AwesomePlayer *me = static_cast<AwesomePlayer *>(cookie);
2118
2119    return (me->mFlags & PREPARE_CANCELLED) == 0;
2120}
2121
2122void AwesomePlayer::onPrepareAsyncEvent() {
2123    Mutex::Autolock autoLock(mLock);
2124
2125    if (mFlags & PREPARE_CANCELLED) {
2126        LOGI("prepare was cancelled before doing anything");
2127        abortPrepare(UNKNOWN_ERROR);
2128        return;
2129    }
2130
2131    if (mUri.size() > 0) {
2132        status_t err = finishSetDataSource_l();
2133
2134        if (err != OK) {
2135            abortPrepare(err);
2136            return;
2137        }
2138    }
2139
2140    if (mVideoTrack != NULL && mVideoSource == NULL) {
2141        status_t err = initVideoDecoder();
2142
2143        if (err != OK) {
2144            abortPrepare(err);
2145            return;
2146        }
2147    }
2148
2149    if (mAudioTrack != NULL && mAudioSource == NULL) {
2150        status_t err = initAudioDecoder();
2151
2152        if (err != OK) {
2153            abortPrepare(err);
2154            return;
2155        }
2156    }
2157
2158    modifyFlags(PREPARING_CONNECTED, SET);
2159
2160    if (isStreamingHTTP() || mRTSPController != NULL) {
2161        postBufferingEvent_l();
2162    } else {
2163        finishAsyncPrepare_l();
2164    }
2165}
2166
2167void AwesomePlayer::finishAsyncPrepare_l() {
2168    if (mIsAsyncPrepare) {
2169        if (mVideoSource == NULL) {
2170            notifyListener_l(MEDIA_SET_VIDEO_SIZE, 0, 0);
2171        } else {
2172            notifyVideoSize_l();
2173        }
2174
2175        notifyListener_l(MEDIA_PREPARED);
2176    }
2177
2178    mPrepareResult = OK;
2179    modifyFlags((PREPARING|PREPARE_CANCELLED|PREPARING_CONNECTED), CLEAR);
2180    modifyFlags(PREPARED, SET);
2181    mAsyncPrepareEvent = NULL;
2182    mPreparedCondition.broadcast();
2183}
2184
2185uint32_t AwesomePlayer::flags() const {
2186    return mExtractorFlags;
2187}
2188
2189void AwesomePlayer::postAudioEOS(int64_t delayUs) {
2190    Mutex::Autolock autoLock(mLock);
2191    postCheckAudioStatusEvent_l(delayUs);
2192}
2193
2194void AwesomePlayer::postAudioSeekComplete() {
2195    Mutex::Autolock autoLock(mLock);
2196    postAudioSeekComplete_l();
2197}
2198
2199void AwesomePlayer::postAudioSeekComplete_l() {
2200    postCheckAudioStatusEvent_l(0 /* delayUs */);
2201}
2202
2203status_t AwesomePlayer::setParameter(int key, const Parcel &request) {
2204    switch (key) {
2205        case KEY_PARAMETER_TIMED_TEXT_TRACK_INDEX:
2206        {
2207            Mutex::Autolock autoLock(mTimedTextLock);
2208            return setTimedTextTrackIndex(request.readInt32());
2209        }
2210        case KEY_PARAMETER_TIMED_TEXT_ADD_OUT_OF_BAND_SOURCE:
2211        {
2212            Mutex::Autolock autoLock(mTimedTextLock);
2213            if (mTextPlayer == NULL) {
2214                mTextPlayer = new TimedTextPlayer(this, mListener, &mQueue);
2215            }
2216
2217            return mTextPlayer->setParameter(key, request);
2218        }
2219        case KEY_PARAMETER_CACHE_STAT_COLLECT_FREQ_MS:
2220        {
2221            return setCacheStatCollectFreq(request);
2222        }
2223        default:
2224        {
2225            return ERROR_UNSUPPORTED;
2226        }
2227    }
2228}
2229
2230status_t AwesomePlayer::setCacheStatCollectFreq(const Parcel &request) {
2231    if (mCachedSource != NULL) {
2232        int32_t freqMs = request.readInt32();
2233        LOGD("Request to keep cache stats in the past %d ms",
2234            freqMs);
2235        return mCachedSource->setCacheStatCollectFreq(freqMs);
2236    }
2237    return ERROR_UNSUPPORTED;
2238}
2239
2240status_t AwesomePlayer::getParameter(int key, Parcel *reply) {
2241    switch (key) {
2242    case KEY_PARAMETER_AUDIO_CHANNEL_COUNT:
2243        {
2244            int32_t channelCount;
2245            if (mAudioTrack == 0 ||
2246                    !mAudioTrack->getFormat()->findInt32(kKeyChannelCount, &channelCount)) {
2247                channelCount = 0;
2248            }
2249            reply->writeInt32(channelCount);
2250        }
2251        return OK;
2252    default:
2253        {
2254            return ERROR_UNSUPPORTED;
2255        }
2256    }
2257}
2258
2259bool AwesomePlayer::isStreamingHTTP() const {
2260    return mCachedSource != NULL || mWVMExtractor != NULL;
2261}
2262
2263status_t AwesomePlayer::dump(int fd, const Vector<String16> &args) const {
2264    Mutex::Autolock autoLock(mStatsLock);
2265
2266    FILE *out = fdopen(dup(fd), "w");
2267
2268    fprintf(out, " AwesomePlayer\n");
2269    if (mStats.mFd < 0) {
2270        fprintf(out, "  URI(%s)", mStats.mURI.string());
2271    } else {
2272        fprintf(out, "  fd(%d)", mStats.mFd);
2273    }
2274
2275    fprintf(out, ", flags(0x%08x)", mStats.mFlags);
2276
2277    if (mStats.mBitrate >= 0) {
2278        fprintf(out, ", bitrate(%lld bps)", mStats.mBitrate);
2279    }
2280
2281    fprintf(out, "\n");
2282
2283    for (size_t i = 0; i < mStats.mTracks.size(); ++i) {
2284        const TrackStat &stat = mStats.mTracks.itemAt(i);
2285
2286        fprintf(out, "  Track %d\n", i + 1);
2287        fprintf(out, "   MIME(%s)", stat.mMIME.string());
2288
2289        if (!stat.mDecoderName.isEmpty()) {
2290            fprintf(out, ", decoder(%s)", stat.mDecoderName.string());
2291        }
2292
2293        fprintf(out, "\n");
2294
2295        if ((ssize_t)i == mStats.mVideoTrackIndex) {
2296            fprintf(out,
2297                    "   videoDimensions(%d x %d), "
2298                    "numVideoFramesDecoded(%lld), "
2299                    "numVideoFramesDropped(%lld)\n",
2300                    mStats.mVideoWidth,
2301                    mStats.mVideoHeight,
2302                    mStats.mNumVideoFramesDecoded,
2303                    mStats.mNumVideoFramesDropped);
2304        }
2305    }
2306
2307    fclose(out);
2308    out = NULL;
2309
2310    return OK;
2311}
2312
2313void AwesomePlayer::modifyFlags(unsigned value, FlagMode mode) {
2314    switch (mode) {
2315        case SET:
2316            mFlags |= value;
2317            break;
2318        case CLEAR:
2319            mFlags &= ~value;
2320            break;
2321        case ASSIGN:
2322            mFlags = value;
2323            break;
2324        default:
2325            TRESPASS();
2326    }
2327
2328    {
2329        Mutex::Autolock autoLock(mStatsLock);
2330        mStats.mFlags = mFlags;
2331    }
2332}
2333
2334}  // namespace android
2335