Index: media/base/android/media_source_player.h |
diff --git a/media/base/android/media_source_player.h b/media/base/android/media_source_player.h |
deleted file mode 100644 |
index 3e44750f0d2ffb60e5a0a99fbec1dffdf2cbea90..0000000000000000000000000000000000000000 |
--- a/media/base/android/media_source_player.h |
+++ /dev/null |
@@ -1,289 +0,0 @@ |
-// Copyright (c) 2013 The Chromium Authors. All rights reserved. |
-// Use of this source code is governed by a BSD-style license that can be |
-// found in the LICENSE file. |
- |
-#ifndef MEDIA_BASE_ANDROID_MEDIA_SOURCE_PLAYER_H_ |
-#define MEDIA_BASE_ANDROID_MEDIA_SOURCE_PLAYER_H_ |
- |
-#include <jni.h> |
- |
-#include <map> |
-#include <memory> |
-#include <string> |
-#include <vector> |
- |
-#include "base/android/scoped_java_ref.h" |
-#include "base/callback.h" |
-#include "base/cancelable_callback.h" |
-#include "base/macros.h" |
-#include "base/memory/weak_ptr.h" |
-#include "base/threading/thread.h" |
-#include "base/time/default_tick_clock.h" |
-#include "base/time/time.h" |
-#include "media/base/android/demuxer_android.h" |
-#include "media/base/android/media_codec_bridge.h" |
-#include "media/base/android/media_decoder_job.h" |
-#include "media/base/android/media_drm_bridge.h" |
-#include "media/base/android/media_player_android.h" |
-#include "media/base/android/media_statistics.h" |
-#include "media/base/media_export.h" |
-#include "media/base/time_delta_interpolator.h" |
- |
-namespace media { |
- |
-class AudioDecoderJob; |
-class VideoDecoderJob; |
- |
-// This class handles media source extensions on Android. It uses Android |
-// MediaCodec to decode audio and video streams in two separate threads. |
-class MEDIA_EXPORT MediaSourcePlayer : public MediaPlayerAndroid, |
- public DemuxerAndroidClient { |
- public: |
- // Constructs a player with the given ID and demuxer. |manager| must outlive |
- // the lifetime of this object. |
- MediaSourcePlayer( |
- int player_id, |
- MediaPlayerManager* manager, |
- const OnDecoderResourcesReleasedCB& on_decoder_resources_released_cb, |
- std::unique_ptr<DemuxerAndroid> demuxer, |
- const GURL& frame_url); |
- ~MediaSourcePlayer() override; |
- |
- // MediaPlayerAndroid implementation. |
- void SetVideoSurface(gl::ScopedJavaSurface surface) override; |
- void Start() override; |
- void Pause(bool is_media_related_action) override; |
- void SeekTo(base::TimeDelta timestamp) override; |
- void Release() override; |
- bool HasVideo() const override; |
- bool HasAudio() const override; |
- int GetVideoWidth() override; |
- int GetVideoHeight() override; |
- base::TimeDelta GetCurrentTime() override; |
- base::TimeDelta GetDuration() override; |
- bool IsPlaying() override; |
- bool CanPause() override; |
- bool CanSeekForward() override; |
- bool CanSeekBackward() override; |
- bool IsPlayerReady() override; |
- void SetCdm(const scoped_refptr<MediaKeys>& cdm) override; |
- |
- // DemuxerAndroidClient implementation. |
- void OnDemuxerConfigsAvailable(const DemuxerConfigs& params) override; |
- void OnDemuxerDataAvailable(const DemuxerData& params) override; |
- void OnDemuxerSeekDone(base::TimeDelta actual_browser_seek_time) override; |
- void OnDemuxerDurationChanged(base::TimeDelta duration) override; |
- |
- private: |
- friend class MediaSourcePlayerTest; |
- |
- // MediaPlayerAndroid implementation |
- void UpdateEffectiveVolumeInternal(double effective_volume) override; |
- |
- // Update the current timestamp. |
- void UpdateTimestamps(base::TimeDelta current_presentation_timestamp, |
- base::TimeDelta max_presentation_timestamp); |
- |
- // Helper function for starting media playback. |
- void StartInternal(); |
- |
- // Playback is completed for one channel. |
- void PlaybackCompleted(bool is_audio); |
- |
- // Called when the decoder finishes its task. |
- void MediaDecoderCallback(bool is_audio, |
- MediaCodecStatus status, |
- bool is_late_frame, |
- base::TimeDelta current_presentation_timestamp, |
- base::TimeDelta max_presentation_timestamp); |
- |
- bool IsPrerollFinished(bool is_audio) const; |
- |
- // Gets MediaCrypto object from |drm_bridge_|. |
- base::android::ScopedJavaLocalRef<jobject> GetMediaCrypto(); |
- |
- // Callback to notify that MediaCrypto is ready in |drm_bridge_|. |
- void OnMediaCryptoReady(MediaDrmBridge::JavaObjectPtr media_crypto, |
- bool needs_protected_surface); |
- |
- // Handle pending events if all the decoder jobs are not currently decoding. |
- void ProcessPendingEvents(); |
- |
- // Flush the decoders and clean up all the data needs to be decoded. |
- void ClearDecodingData(); |
- |
- // Called to decode more data. |
- void DecodeMoreAudio(); |
- void DecodeMoreVideo(); |
- |
- // Functions that check whether audio/video stream has reached end of output |
- // or are not present in player configuration. |
- bool AudioFinished(); |
- bool VideoFinished(); |
- |
- // Determine seekability based on duration. |
- bool Seekable(); |
- |
- // Called when the |decoder_starvation_callback_| times out. |
- void OnDecoderStarved(); |
- |
- // Starts the |decoder_starvation_callback_| task with the timeout value. |
- // |current_presentation_timestamp| - The presentation timestamp used for |
- // starvation timeout computations. It represents the current timestamp of |
- // rendered data. |
- // |max_presentation_timestamp| - The presentation timestamp if all the |
- // decoded data are rendered. |
- void StartStarvationCallback( |
- base::TimeDelta current_presentation_timestamp, |
- base::TimeDelta max_presentation_timestamp); |
- |
- // Schedules a seek event in |pending_events_| and calls StopDecode() on all |
- // the MediaDecoderJobs. Sets clock to |seek_time|, and resets |
- // |pending_seek_|. There must not already be a seek event in |
- // |pending_events_|. |
- void ScheduleSeekEventAndStopDecoding(base::TimeDelta seek_time); |
- |
- // Schedules a browser seek event. We must not currently be processing any |
- // seek. Note that there is possibility that browser seek of renderer demuxer |
- // may unexpectedly stall due to lack of buffered data at or after the browser |
- // seek time. |
- // TODO(wolenetz): Instead of doing hack browser seek, replay cached data |
- // since last keyframe. See http://crbug.com/304234. |
- void BrowserSeekToCurrentTime(); |
- |
- // Called when a MediaDecoderJob finishes prefetching data. Once all |
- // MediaDecoderJobs have prefetched data, then this method updates |
- // |start_time_ticks_| and |start_presentation_timestamp_| so that video can |
- // resync with audio and starts decoding. |
- void OnPrefetchDone(); |
- |
- // Called when the demuxer config changes. |
- void OnDemuxerConfigsChanged(); |
- |
- // Called when new decryption key becomes available. |
- void OnKeyAdded(); |
- |
- // Called to resume playback after NO_KEY is received, but a new key is |
- // available. |
- void ResumePlaybackAfterKeyAdded(); |
- |
- // Test-only method to setup hook for the completion of the next decode cycle. |
- // This callback state is cleared when it is next run. |
- // Prevent usage creep by only calling this from the |
- // ReleaseWithOnPrefetchDoneAlreadyPosted MediaSourcePlayerTest. |
- void set_decode_callback_for_testing(const base::Closure& test_decode_cb) { |
- decode_callback_for_testing_ = test_decode_cb; |
- } |
- |
- // Please keep this in sync with |kPendingEventNames| in GetEventName(). |
- enum PendingEventFlags { |
- NO_EVENT_PENDING = 0, |
- PREFETCH_DONE_EVENT_PENDING = 1 << 0, |
- SEEK_EVENT_PENDING = 1 << 1, |
- DECODER_CREATION_EVENT_PENDING = 1 << 2, |
- PREFETCH_REQUEST_EVENT_PENDING = 1 << 3, |
- }; |
- |
- static const char* GetEventName(PendingEventFlags event); |
- bool IsEventPending(PendingEventFlags event) const; |
- void SetPendingEvent(PendingEventFlags event); |
- void ClearPendingEvent(PendingEventFlags event); |
- |
- // If the player is previously waiting for audio or video decoder job, retry |
- // creating the decoders identified by |audio| and |video|. |
- void RetryDecoderCreation(bool audio, bool video); |
- |
- std::unique_ptr<DemuxerAndroid> demuxer_; |
- |
- // Pending event that the player needs to do. |
- unsigned pending_event_; |
- |
- // Stats about the media. |
- base::TimeDelta duration_; |
- bool playing_; |
- |
- // base::TickClock used by |interpolator_|. |
- base::DefaultTickClock default_tick_clock_; |
- |
- // Tracks the most recent media time update and provides interpolated values |
- // as playback progresses. |
- TimeDeltaInterpolator interpolator_; |
- |
- // Timestamps for providing simple A/V sync. When start decoding an audio |
- // chunk, we record its presentation timestamp and the current system time. |
- // Then we use this information to estimate when the next audio/video frame |
- // should be rendered. |
- // TODO(qinmin): Need to fix the problem if audio/video lagged too far behind |
- // due to network or decoding problem. |
- base::TimeTicks start_time_ticks_; |
- base::TimeDelta start_presentation_timestamp_; |
- |
- // Flag that is true if doing a hack browser seek or false if doing a |
- // regular seek. Only valid when |SEEK_EVENT_PENDING| is pending. |
- // TODO(wolenetz): Instead of doing hack browser seek, replay cached data |
- // since last keyframe. See http://crbug.com/304234. |
- bool doing_browser_seek_; |
- |
- // If already doing a browser seek when a regular seek request arrives, |
- // these fields remember the regular seek so OnDemuxerSeekDone() can trigger |
- // it when the browser seek is done. These are only valid when |
- // |SEEK_EVENT_PENDING| is pending. |
- bool pending_seek_; |
- base::TimeDelta pending_seek_time_; |
- |
- // Decoder jobs. |
- std::unique_ptr<AudioDecoderJob, MediaDecoderJob::Deleter> audio_decoder_job_; |
- std::unique_ptr<VideoDecoderJob, MediaDecoderJob::Deleter> video_decoder_job_; |
- |
- // Track the most recent preroll target. Decoder re-creation needs this to |
- // resume any in-progress preroll. |
- base::TimeDelta preroll_timestamp_; |
- |
- // A cancelable task that is posted when the audio decoder starts requesting |
- // new data. This callback runs if no data arrives before the timeout period |
- // elapses. |
- base::CancelableClosure decoder_starvation_callback_; |
- |
- // Holds a ref-count to the CDM. |
- scoped_refptr<MediaKeys> cdm_; |
- |
- int cdm_registration_id_; |
- |
- // No decryption key available to decrypt the encrypted buffer. In this case, |
- // the player should pause. When a new key is added (OnKeyAdded()), we should |
- // try to start playback again. |
- bool is_waiting_for_key_; |
- |
- // Indicates the situation where new key is added during pending decode |
- // (this variable can only be set when *_decoder_job_->is_decoding()). If this |
- // variable is true and MEDIA_CODEC_NO_KEY is returned then we need to try |
- // decoding again in case the newly added key is the correct decryption key. |
- bool key_added_while_decode_pending_; |
- |
- // Indicates whether the player is waiting for audio or video decoder to be |
- // created. This could happen if video surface is not available or key is |
- // not added. |
- bool is_waiting_for_audio_decoder_; |
- bool is_waiting_for_video_decoder_; |
- |
- // Test-only callback for hooking the completion of the next decode cycle. |
- base::Closure decode_callback_for_testing_; |
- |
- // Whether audio or video decoder is in the process of prerolling. |
- bool prerolling_; |
- |
- // Gathers and reports playback quality statistics to UMA. |
- // Use pointer to enable replacement of this object for tests. |
- std::unique_ptr<MediaStatistics> media_stat_; |
- |
- // Weak pointer passed to media decoder jobs for callbacks. |
- base::WeakPtr<MediaSourcePlayer> weak_this_; |
- // NOTE: Weak pointers must be invalidated before all other member variables. |
- base::WeakPtrFactory<MediaSourcePlayer> weak_factory_; |
- |
- DISALLOW_COPY_AND_ASSIGN(MediaSourcePlayer); |
-}; |
- |
-} // namespace media |
- |
-#endif // MEDIA_BASE_ANDROID_MEDIA_SOURCE_PLAYER_H_ |