/*
 * Copyright (c) 2018 Texas Instruments, Inc.
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 *
 * *  Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 *
 * *  Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 *
 * *  Neither the name of Texas Instruments Incorporated nor the names of
 *    its contributors may be used to endorse or promote products derived
 *    from this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
 * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
 * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
 * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
 * EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */

#ifndef __DEMUX_H__
#define __DEMUX_H__

#include <libavformat/avformat.h>
#include <libavcodec/avcodec.h>
#include <libavutil/pixdesc.h>

struct ESdescriptor {
	int length;
	unsigned char *data;
};

struct demux {
	AVFormatContext *afc;
	AVStream *st;
	AVCodecContext *cc;
	AVBitStreamFilterContext *bsf;
	struct ESdescriptor esds;
	/* Used for mpeg4 esds data copy */
	int first_in_buff;
};
struct demux *demux_init(const char * filename, int *width, int *height,
		int *bitdepth, enum AVPixelFormat *pix_fmt, enum AVCodecID *codec);
int demux_read(struct demux *demux, unsigned char *input, int size);
int demux_rewind(struct demux *demux);
void demux_deinit(struct demux *demux);

#endif /* __DEMUX_H__ */