/**
 * Hoofbaby -- http://www.dsource.org/projects/hoofbaby
 * Copyright (C) 2009 Robert Fraser
 * 
 * This program is free software; you can redistribute it andor
 * modify it under the terms of the GNU General Public License
 * as published by the Free Software Foundation; either version 2
 * of the License, or (at your option) any later version.
 * 
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 */

module hoofbaby.codec.libav.avbuffer;

import hoofbaby.codec.libav.avformat;
import hoofbaby.util.buffer;
import tango.stdc.stdlib;
import tango.stdc.string;
import tango.stdc.stdio;

ByteIOContext* getBioContext(RingBuffer* buf, int maxPacketSize)
{
	ByteIOContext* bio = av_alloc_put_byte(cast(char*) malloc(1 << 16), 1 << 16, 1, buf, null, &hoofbaby_avbuffer_write, null);
	if(bio)
		bio.is_streamed = true;
	return bio;
}

extern(C) int hoofbaby_avbuffer_write(void* _buf, char* data, int size)
{
	RingBuffer* buf = cast(RingBuffer*) _buf;
	assert(buf);
	void* p = buf.beginWrite(size);
	assert(p);
	memcpy(p, data, size);
	buf.endWrite(size);
	return 0;
}