You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
83 lines
2.9 KiB
83 lines
2.9 KiB
/*
|
|
The mediastreamer library aims at providing modular media processing and I/O
|
|
for linphone, but also for any telephony application.
|
|
Copyright (C) 2001 Simon MORLAT simon.morlat@linphone.org
|
|
|
|
This library is free software; you can redistribute it and/or
|
|
modify it under the terms of the GNU Lesser General Public
|
|
License as published by the Free Software Foundation; either
|
|
version 2.1 of the License, or (at your option) any later version.
|
|
|
|
This library 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
|
|
Lesser General Public License for more details.
|
|
|
|
You should have received a copy of the GNU Lesser General Public
|
|
License along with this library; if not, write to the Free Software
|
|
Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
|
|
*/
|
|
|
|
#ifndef MSRINGPLAYER_H
|
|
#define MSRINGPLAYER_H
|
|
|
|
#include "msfilter.h"
|
|
#include "mssync.h"
|
|
|
|
|
|
/*this is the class that implements file reading source filter*/
|
|
|
|
#define MS_RING_PLAYER_MAX_OUTPUTS 1 /* max output per filter*/
|
|
|
|
#define MS_RING_PLAYER_DEF_GRAN 8192 /* the default granularity*/
|
|
|
|
#define MS_RING_PLAYER_END_OF_RING_EVENT 1
|
|
|
|
struct _MSRingPlayer
|
|
{
|
|
/* the MSRingPlayer derivates from MSFilter, so the MSFilter object MUST be the first of the MSRingPlayer object
|
|
in order to the object mechanism to work*/
|
|
MSFilter filter;
|
|
MSFifo *foutputs[MS_RING_PLAYER_MAX_OUTPUTS];
|
|
MSQueue *qoutputs[MS_RING_PLAYER_MAX_OUTPUTS];\
|
|
MSSync *sync;
|
|
gint gran;
|
|
gint freq;
|
|
gint rate;
|
|
gint channel; /* number of interleaved channels */
|
|
gint silence; /* silence time between each ring, in seconds */
|
|
gint state;
|
|
gint fd; /* the file descriptor of the file being read*/
|
|
gint silence_bytes; /*silence in number of bytes between each ring */
|
|
gint current_pos;
|
|
gint need_swap;
|
|
};
|
|
|
|
typedef struct _MSRingPlayer MSRingPlayer;
|
|
|
|
struct _MSRingPlayerClass
|
|
{
|
|
/* the MSRingPlayer derivates from MSFilter, so the MSFilter class MUST be the first of the MSRingPlayer class
|
|
in order to the class mechanism to work*/
|
|
MSFilterClass parent_class;
|
|
};
|
|
|
|
typedef struct _MSRingPlayerClass MSRingPlayerClass;
|
|
|
|
/* PUBLIC */
|
|
#define MS_RING_PLAYER(filter) ((MSRingPlayer*)(filter))
|
|
#define MS_RING_PLAYER_CLASS(klass) ((MSRingPlayerClass*)(klass))
|
|
MSFilter * ms_ring_player_new(char *name, gint seconds);
|
|
gint ms_ring_player_get_sample_freq(MSRingPlayer *obj);
|
|
|
|
|
|
/* FOR INTERNAL USE*/
|
|
void ms_ring_player_init(MSRingPlayer *r);
|
|
gint ms_ring_player_set_property(MSRingPlayer *f,MSFilterProperty prop, void *value);
|
|
void ms_ring_player_class_init(MSRingPlayerClass *klass);
|
|
void ms_ring_player_destroy( MSRingPlayer *obj);
|
|
void ms_ring_player_process(MSRingPlayer *r);
|
|
#define ms_ring_player_set_bufsize(filter,sz) (filter)->gran=(sz)
|
|
void ms_ring_player_setup(MSRingPlayer *r,MSSync *sync);
|
|
#endif
|