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arts.c
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/*
* Copyright 2008-2013 Various Authors
* Copyright 2004-2005 Timo Hirvonen
*
* This program is free software; you can redistribute it and/or
* 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.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, see <http://www.gnu.org/licenses/>.
*/
#include "op.h"
#include "xmalloc.h"
#include "debug.h"
#include <artsc.h>
static arts_stream_t arts_stream;
static sample_format_t arts_sf;
static int arts_buffer_size;
static int op_arts_init(void)
{
int rc;
rc = arts_init();
if (rc < 0) {
return -1;
}
return 0;
}
static int op_arts_exit(void)
{
arts_free();
return 0;
}
static int op_arts_open(sample_format_t sf, const channel_position_t *channel_map)
{
int buffer_time, server_latency, total_latency;
int blocking;
arts_sf = sf;
arts_stream = arts_play_stream(sf_get_rate(arts_sf), sf_get_bits(arts_sf),
sf_get_channels(arts_sf), "cmus");
blocking = arts_stream_set(arts_stream, ARTS_P_BLOCKING, 0);
if (blocking) {
}
arts_buffer_size = arts_stream_get(arts_stream, ARTS_P_BUFFER_SIZE);
if (arts_buffer_size < 0) {
}
buffer_time = arts_stream_get(arts_stream, ARTS_P_BUFFER_TIME);
server_latency = arts_stream_get(arts_stream, ARTS_P_SERVER_LATENCY);
total_latency = arts_stream_get(arts_stream, ARTS_P_TOTAL_LATENCY);
d_print("buffer_time: %d\n", buffer_time);
d_print("server_latency: %d\n", server_latency);
d_print("total_latency: %d\n", total_latency);
return 0;
}
static int op_arts_close(void)
{
arts_close_stream(arts_stream);
return 0;
}
static int op_arts_write(const char *buffer, int count)
{
int rc;
rc = arts_write(arts_stream, buffer, count);
if (rc < 0) {
d_print("rc = %d, count = %d\n", rc, count);
return -1;
}
return rc;
}
static int op_arts_pause(void)
{
return 0;
}
static int op_arts_unpause(void)
{
return 0;
}
static int op_arts_buffer_space(void)
{
int space;
space = arts_stream_get(arts_stream, ARTS_P_BUFFER_SPACE);
if (space < 0)
return -1;
return space;
}
static int op_arts_set_option(int key, const char *val)
{
return -OP_ERROR_NOT_OPTION;
}
static int op_arts_get_option(int key, char **val)
{
return -OP_ERROR_NOT_OPTION;
}
const struct output_plugin_ops op_pcm_ops = {
.init = op_arts_init,
.exit = op_arts_exit,
.open = op_arts_open,
.close = op_arts_close,
.write = op_arts_write,
.pause = op_arts_pause,
.unpause = op_arts_unpause,
.buffer_space = op_arts_buffer_space,
.set_option = op_arts_set_option,
.get_option = op_arts_get_option
};
const char * const op_pcm_options[] = {
NULL
};
const int op_priority = 2;