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/*
ogmmerge -- utility for splicing together ogg bitstreams
from component media subtypes
p_ac3.h
class definition for the AC3 output module
Written by Moritz Bunkus <moritz@bunkus.org>
Based on Xiph.org's 'oggmerge' found in their CVS repository
See http://www.xiph.org
Distributed under the GPL
see the file COPYING for details
or visit http://www.gnu.org/copyleft/gpl.html
*/
#ifndef __P_AC3_H
#define __P_AC3_H
#include "ogmmerge.h"
#include "ogmstreams.h"
#include "queue.h"
#include "ac3_common.h"
class ac3_packetizer_c: public q_c {
private:
int bps, eos;
u_int64_t bytes_output, packetno;
unsigned long samples_per_sec;
int channels;
int bitrate;
char *tempbuf;
audio_sync_t async;
range_t range;
ogg_int64_t old_granulepos;
char *packet_buffer;
int buffer_size;
ogg_int64_t disk_fileno;
public:
ac3_packetizer_c(unsigned long nsamples_per_sec, int nchannels,
int nbitrate, audio_sync_t *nasync,
range_t *nrange, char **ncomments) throw (error_c);
virtual ~ac3_packetizer_c();
virtual int process(char *buf, int size, int last_frame);
virtual stamp_t make_timestamp(ogg_int64_t granulepos);
virtual void produce_eos_packet();
virtual void produce_header_packets();
virtual void reset();
virtual void set_params(unsigned long nsamples_per_sec, int nchannels,
int nbitrate);
private:
virtual void add_to_buffer(char *buf, int size);
virtual char *get_ac3_packet(unsigned long *header,
ac3_header_t *ac3header);
virtual int ac3_packet_available();
virtual void remove_ac3_packet(int pos, int framesize);
};
#endif
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