59 lines
1.2 KiB
C
59 lines
1.2 KiB
C
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#pragma once
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#include <mutex>
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#include "FFMPEGPacketQueue.h"
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#ifndef FFMAX
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#define FFMAX(a,b) ((a) > (b) ? (a) : (b))
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#endif
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#define VIDEO_PICTURE_QUEUE_SIZE 3
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#define SUBPICTURE_QUEUE_SIZE 16
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#define SAMPLE_QUEUE_SIZE 9
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#define FRAME_QUEUE_SIZE FFMAX(SAMPLE_QUEUE_SIZE, FFMAX(VIDEO_PICTURE_QUEUE_SIZE, SUBPICTURE_QUEUE_SIZE))
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class FFMPEGFrame;
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struct AVFrame;
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class FFMPEGFrameQueue
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{
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public:
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FFMPEGFrameQueue();
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~FFMPEGFrameQueue();
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int Init( FFMPEGPacketQueue *pktq, int max_size, int keep_last);
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void Destroy();
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void Signal();
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int QueuePicture( AVFrame *src_frame, double pts, double duration, int64_t pos, int serial);
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FFMPEGFrame *Peek();
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FFMPEGFrame *PeekNext();
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FFMPEGFrame *PeekLast();
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FFMPEGFrame *PeekWritable();
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FFMPEGFrame *PeekReadable();
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void Push();
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void Next();
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void Lock();
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void Unlock();
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int64_t GetQueueLastPos();
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int GetNumRemaining();
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int GetIndexShown();
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private:
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FFMPEGFrame* queue[FRAME_QUEUE_SIZE];
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int rindex;
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int windex;
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int size;
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int max_size;
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int keep_last;
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int rindex_shown;
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FCriticalSection mutex;
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CondWait cond;
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FFMPEGPacketQueue *pktq;
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};
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