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58 lines
1.4 KiB
58 lines
1.4 KiB
/*
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* buffer.h
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*
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* Copyright (C) Thomas Oestreich - June 2001
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*
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* This file is part of transcode, a video stream processing tool
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*
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* transcode is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2, or (at your option)
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* any later version.
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*
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* transcode is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with GNU Make; see the file COPYING. If not, write to
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* the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
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*
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*/
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#include "transcode.h"
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#ifndef _BUFFER_H
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#define _BUFFER_H
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#define BUFFER_NULL -1
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#define BUFFER_EMPTY 0
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#define BUFFER_READY 1
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#define MAX_PCM_BUFFER (SIZE_PCM_FRAME<<2)
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typedef struct buffer_list {
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int id; // buffer number
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int status; // buffer status
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struct buffer_list *next;
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struct buffer_list *prev;
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int size;
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char *data;
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} buffer_list_t;
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buffer_list_t *buffer_register(int id);
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void buffer_remove(buffer_list_t *ptr);
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buffer_list_t *buffer_retrieve(void);
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extern buffer_list_t *buffer_list_head;
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extern buffer_list_t *buffer_list_tail;
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#endif
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