108 lines
3.0 KiB
C
108 lines
3.0 KiB
C
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/*
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* Copyright (C) 2011 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 __DECODER_PUMP_H__
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#define __DECODER_PUMP_H__
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#include <pthread.h>
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#include <common_time/cc_helper.h>
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#include <media/stagefright/MediaSource.h>
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#include <utils/LinearTransform.h>
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#include <utils/List.h>
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#include <utils/threads.h>
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namespace android {
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class MetaData;
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class OMXClient;
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class TimedAudioTrack;
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class AAH_DecoderPump : public MediaSource {
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public:
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explicit AAH_DecoderPump(OMXClient& omx);
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status_t initCheck();
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status_t queueForDecode(MediaBuffer* buf);
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status_t init(const sp<MetaData>& params);
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status_t shutdown();
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void setRenderTSTransform(const LinearTransform& trans);
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void setRenderVolume(uint8_t volume);
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bool isAboutToUnderflow(int64_t threshold);
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bool getStatus() const { return thread_status_; }
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// MediaSource methods
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virtual status_t start(MetaData *params) { return OK; }
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virtual sp<MetaData> getFormat() { return format_; }
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virtual status_t stop() { return OK; }
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virtual status_t read(MediaBuffer **buffer,
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const ReadOptions *options);
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protected:
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virtual ~AAH_DecoderPump();
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private:
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class ThreadWrapper : public Thread {
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public:
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friend class AAH_DecoderPump;
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explicit ThreadWrapper(AAH_DecoderPump* owner);
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private:
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virtual bool threadLoop();
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AAH_DecoderPump* owner_;
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DISALLOW_EVIL_CONSTRUCTORS(ThreadWrapper);
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};
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void* workThread();
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virtual status_t shutdown_l();
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void queueToRenderer(MediaBuffer* decoded_sample);
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void stopAndCleanupRenderer();
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sp<MetaData> format_;
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int32_t format_channels_;
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int32_t format_sample_rate_;
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sp<MediaSource> decoder_;
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OMXClient& omx_;
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Mutex init_lock_;
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sp<ThreadWrapper> thread_;
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Condition thread_cond_;
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Mutex thread_lock_;
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status_t thread_status_;
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Mutex render_lock_;
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TimedAudioTrack* renderer_;
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bool last_queued_pts_valid_;
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int64_t last_queued_pts_;
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bool last_ts_transform_valid_;
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LinearTransform last_ts_transform_;
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uint8_t last_volume_;
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CCHelper cc_helper_;
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// protected by the thread_lock_
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typedef List<MediaBuffer*> MBQueue;
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MBQueue in_queue_;
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DISALLOW_EVIL_CONSTRUCTORS(AAH_DecoderPump);
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};
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} // namespace android
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#endif // __DECODER_PUMP_H__
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