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113 lines
3.0 KiB
113 lines
3.0 KiB
/*
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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_DECODER_BASE_H_
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#define NUPLAYER_DECODER_BASE_H_
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#include "NuPlayer.h"
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#include <media/stagefright/foundation/AHandler.h>
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namespace android {
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struct ABuffer;
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struct MediaCodec;
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class MediaBuffer;
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class MediaCodecBuffer;
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class Surface;
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struct NuPlayer::DecoderBase : public AHandler {
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explicit DecoderBase(const sp<AMessage> ¬ify);
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void configure(const sp<AMessage> &format);
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void init();
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void setParameters(const sp<AMessage> ¶ms);
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// Synchronous call to ensure decoder will not request or send out data.
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void pause();
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void setRenderer(const sp<Renderer> &renderer);
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virtual status_t setVideoSurface(const sp<Surface> &) { return INVALID_OPERATION; }
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void signalFlush();
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void signalResume(bool notifyComplete);
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void initiateShutdown();
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virtual sp<AMessage> getStats() {
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return mStats;
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}
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virtual status_t releaseCrypto() {
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return INVALID_OPERATION;
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}
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enum {
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kWhatInputDiscontinuity = 'inDi',
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kWhatVideoSizeChanged = 'viSC',
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kWhatFlushCompleted = 'flsC',
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kWhatShutdownCompleted = 'shDC',
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kWhatResumeCompleted = 'resC',
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kWhatEOS = 'eos ',
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kWhatError = 'err ',
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};
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protected:
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virtual ~DecoderBase();
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void stopLooper();
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virtual void onMessageReceived(const sp<AMessage> &msg);
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virtual void onConfigure(const sp<AMessage> &format) = 0;
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virtual void onSetParameters(const sp<AMessage> ¶ms) = 0;
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virtual void onSetRenderer(const sp<Renderer> &renderer) = 0;
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virtual void onResume(bool notifyComplete) = 0;
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virtual void onFlush() = 0;
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virtual void onShutdown(bool notifyComplete) = 0;
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void onRequestInputBuffers();
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virtual bool doRequestBuffers() = 0;
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virtual void handleError(int32_t err);
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sp<AMessage> mNotify;
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int32_t mBufferGeneration;
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bool mPaused;
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sp<AMessage> mStats;
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Mutex mStatsLock;
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private:
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enum {
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kWhatConfigure = 'conf',
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kWhatSetParameters = 'setP',
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kWhatSetRenderer = 'setR',
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kWhatPause = 'paus',
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kWhatRequestInputBuffers = 'reqB',
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kWhatFlush = 'flus',
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kWhatShutdown = 'shuD',
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};
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sp<ALooper> mDecoderLooper;
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bool mRequestInputBuffersPending;
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DISALLOW_EVIL_CONSTRUCTORS(DecoderBase);
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};
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} // namespace android
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#endif // NUPLAYER_DECODER_BASE_H_
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