950fc9d115
that are not referenced by other frames before feeding them into the decoder. Change-Id: I822190af8f8329567bff8da1ea23136d0a765481
134 lines
3.4 KiB
C++
134 lines
3.4 KiB
C++
/*
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* Copyright (C) 2010 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#ifndef NUPLAYER_RENDERER_H_
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#define NUPLAYER_RENDERER_H_
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#include "NuPlayer.h"
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namespace android {
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struct ABuffer;
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struct NuPlayer::Renderer : public AHandler {
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Renderer(const sp<MediaPlayerBase::AudioSink> &sink,
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const sp<AMessage> ¬ify);
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void queueBuffer(
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bool audio,
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const sp<ABuffer> &buffer,
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const sp<AMessage> ¬ifyConsumed);
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void queueEOS(bool audio, status_t finalResult);
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void flush(bool audio);
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void signalTimeDiscontinuity();
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void signalAudioSinkChanged();
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void pause();
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void resume();
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enum {
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kWhatEOS = 'eos ',
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kWhatFlushComplete = 'fluC',
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kWhatPosition = 'posi',
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};
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protected:
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virtual ~Renderer();
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virtual void onMessageReceived(const sp<AMessage> &msg);
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private:
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enum {
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kWhatDrainAudioQueue = 'draA',
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kWhatDrainVideoQueue = 'draV',
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kWhatQueueBuffer = 'queB',
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kWhatQueueEOS = 'qEOS',
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kWhatFlush = 'flus',
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kWhatAudioSinkChanged = 'auSC',
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kWhatPause = 'paus',
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kWhatResume = 'resm',
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};
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struct QueueEntry {
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sp<ABuffer> mBuffer;
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sp<AMessage> mNotifyConsumed;
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size_t mOffset;
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status_t mFinalResult;
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};
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static const int64_t kMinPositionUpdateDelayUs;
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sp<MediaPlayerBase::AudioSink> mAudioSink;
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sp<AMessage> mNotify;
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List<QueueEntry> mAudioQueue;
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List<QueueEntry> mVideoQueue;
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uint32_t mNumFramesWritten;
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bool mDrainAudioQueuePending;
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bool mDrainVideoQueuePending;
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int32_t mAudioQueueGeneration;
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int32_t mVideoQueueGeneration;
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int64_t mAnchorTimeMediaUs;
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int64_t mAnchorTimeRealUs;
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Mutex mFlushLock; // protects the following 2 member vars.
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bool mFlushingAudio;
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bool mFlushingVideo;
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bool mHasAudio;
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bool mHasVideo;
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bool mSyncQueues;
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bool mPaused;
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int64_t mLastPositionUpdateUs;
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int64_t mVideoLateByUs;
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bool onDrainAudioQueue();
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void postDrainAudioQueue(int64_t delayUs = 0);
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void onDrainVideoQueue();
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void postDrainVideoQueue();
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void onQueueBuffer(const sp<AMessage> &msg);
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void onQueueEOS(const sp<AMessage> &msg);
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void onFlush(const sp<AMessage> &msg);
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void onAudioSinkChanged();
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void onPause();
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void onResume();
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void notifyEOS(bool audio, status_t finalResult);
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void notifyFlushComplete(bool audio);
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void notifyPosition();
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void notifyVideoLateBy(int64_t lateByUs);
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void flushQueue(List<QueueEntry> *queue);
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bool dropBufferWhileFlushing(bool audio, const sp<AMessage> &msg);
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void syncQueuesDone();
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DISALLOW_EVIL_CONSTRUCTORS(Renderer);
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};
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} // namespace android
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#endif // NUPLAYER_RENDERER_H_
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