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https://gitlab.linphone.org/BC/public/linphone-iphone.git
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2b8200409c
git-svn-id: svn+ssh://svn.savannah.nongnu.org/linphone/trunk@1 3f6dc0c8-ddfe-455d-9043-3cd528dc4637
81 lines
2.8 KiB
C
81 lines
2.8 KiB
C
/*
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The mediastreamer library aims at providing modular media processing and I/O
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for linphone, but also for any telephony application.
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Copyright (C) 2001 Simon MORLAT simon.morlat@linphone.org
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This library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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This library 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 GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with this library; if not, write to the Free Software
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Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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#ifndef MSRINGPLAYER_H
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#define MSRINGPLAYER_H
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#include "msfilter.h"
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#include "mssync.h"
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/*this is the class that implements file reading source filter*/
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#define MS_RING_PLAYER_MAX_OUTPUTS 1 /* max output per filter*/
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#define MS_RING_PLAYER_DEF_GRAN 8192 /* the default granularity*/
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#define MS_RING_PLAYER_END_OF_RING_EVENT 1
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struct _MSRingPlayer
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{
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/* the MSRingPlayer derivates from MSFilter, so the MSFilter object MUST be the first of the MSRingPlayer object
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in order to the object mechanism to work*/
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MSFilter filter;
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MSFifo *foutputs[MS_RING_PLAYER_MAX_OUTPUTS];
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MSQueue *qoutputs[MS_RING_PLAYER_MAX_OUTPUTS];\
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MSSync *sync;
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gint gran;
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gint freq;
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gint rate;
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gint channel; /* number of interleaved channels */
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gint silence; /* silence time between each ring, in seconds */
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gint state;
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gint fd; /* the file descriptor of the file being read*/
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gint silence_bytes; /*silence in number of bytes between each ring */
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gint current_pos;
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gint need_swap;
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};
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typedef struct _MSRingPlayer MSRingPlayer;
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struct _MSRingPlayerClass
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{
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/* the MSRingPlayer derivates from MSFilter, so the MSFilter class MUST be the first of the MSRingPlayer class
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in order to the class mechanism to work*/
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MSFilterClass parent_class;
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};
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typedef struct _MSRingPlayerClass MSRingPlayerClass;
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/* PUBLIC */
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#define MS_RING_PLAYER(filter) ((MSRingPlayer*)(filter))
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#define MS_RING_PLAYER_CLASS(klass) ((MSRingPlayerClass*)(klass))
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MSFilter * ms_ring_player_new(char *name, gint seconds);
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gint ms_ring_player_get_sample_freq(MSRingPlayer *obj);
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/* FOR INTERNAL USE*/
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void ms_ring_player_init(MSRingPlayer *r);
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void ms_ring_player_class_init(MSRingPlayerClass *klass);
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void ms_ring_player_destroy( MSRingPlayer *obj);
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void ms_ring_player_process(MSRingPlayer *r);
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#define ms_ring_player_set_bufsize(filter,sz) (filter)->gran=(sz)
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void ms_ring_player_setup(MSRingPlayer *r,MSSync *sync);
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#endif
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