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25 lines
781 B
25 lines
781 B
#ifndef FIFO_H |
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#define FIFO_H |
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typedef struct AVFifoBuffer { |
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uint8_t *buffer; |
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uint8_t *rptr, *wptr, *end; |
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} AVFifoBuffer; |
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int av_fifo_init(AVFifoBuffer *f, int size); |
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void av_fifo_free(AVFifoBuffer *f); |
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int av_fifo_size(AVFifoBuffer *f); |
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int av_fifo_read(AVFifoBuffer *f, uint8_t *buf, int buf_size); |
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int av_fifo_generic_read(AVFifoBuffer *f, int buf_size, void (*func)(void*, void*, int), void* dest); |
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void av_fifo_write(AVFifoBuffer *f, const uint8_t *buf, int size); |
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void av_fifo_realloc(AVFifoBuffer *f, unsigned int size); |
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void av_fifo_drain(AVFifoBuffer *f, int size); |
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static inline uint8_t av_fifo_peek(AVFifoBuffer *f, int offs) |
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{ |
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uint8_t *ptr = f->rptr + offs; |
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if (ptr >= f->end) |
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ptr -= f->end - f->buffer; |
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return *ptr; |
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} |
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#endif /* FIFO_H */
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