/*****************************************************************************
* esd.c : EsounD module
*****************************************************************************
- * Copyright (C) 2000, 2001 VideoLAN
- * $Id: esd.c,v 1.20 2004/01/25 17:32:29 murray Exp $
+ * Copyright (C) 2000, 2001 the VideoLAN team
+ * $Id$
*
* Authors: Samuel Hocevar <sam@zoy.org>
*
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111, USA.
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
*****************************************************************************/
/*****************************************************************************
* Preamble
*****************************************************************************/
#include <errno.h> /* ENOMEM */
-#include <fcntl.h> /* open(), O_WRONLY */
-#include <string.h> /* strerror() */
#include <unistd.h> /* write(), close() */
-#include <stdlib.h> /* calloc(), malloc(), free() */
-#include <vlc/vlc.h>
-#include <vlc/aout.h>
-#include "aout_internal.h"
+#ifdef HAVE_CONFIG_H
+# include "config.h"
+#endif
+
+#include <vlc_common.h>
+#include <vlc_plugin.h>
+#include <vlc_aout.h>
#include <sys/socket.h>
+#include <sys/time.h>
+#include <time.h>
+
#include <esd.h>
/*****************************************************************************
* Module descriptor
*****************************************************************************/
vlc_module_begin();
- set_description( _("EsounD Audio Output") );
+ set_description( N_("EsounD audio output") );
+ set_shortname( "EsounD" );
set_capability( "audio output", 50 );
+ add_string( "esdserver", "", NULL, N_("Esound server"), NULL, false );
+ set_category( CAT_AUDIO );
+ set_subcategory( SUBCAT_AUDIO_AOUT );
set_callbacks( Open, Close );
add_shortcut( "esound" );
vlc_module_end();
{
aout_instance_t *p_aout = (aout_instance_t *)p_this;
struct aout_sys_t * p_sys;
+ char * psz_server;
int i_nb_channels;
- int fl;
+ int i_newfd;
/* Allocate structure */
p_sys = malloc( sizeof( aout_sys_t ) );
if( p_sys == NULL )
- {
- msg_Err( p_aout, "out of memory" );
return VLC_ENOMEM;
- }
p_aout->output.p_sys = p_sys;
/* Force the rate, otherwise the sound is very noisy */
p_aout->output.output.i_rate = ESD_DEFAULT_RATE;
-
- /* open a socket for playing a stream
+ p_aout->output.i_nb_samples = ESD_BUF_SIZE * 2;
+
+ /* Open a socket for playing a stream
* and try to open /dev/dsp if there's no EsounD */
- p_sys->i_fd = esd_play_stream_fallback( p_sys->esd_format,
- p_aout->output.output.i_rate, NULL, "vlc" );
+ psz_server = config_GetPsz( p_aout, "esdserver" );
+ if( psz_server && *psz_server )
+ {
+ p_sys->i_fd = esd_play_stream_fallback( p_sys->esd_format,
+ p_aout->output.output.i_rate,
+ psz_server, "vlc" );
+ }
+ else
+ {
+ p_sys->i_fd = esd_play_stream_fallback( p_sys->esd_format,
+ p_aout->output.output.i_rate,
+ NULL, "vlc" );
+ }
+
if( p_sys->i_fd < 0 )
{
msg_Err( p_aout, "cannot open esound socket (format 0x%08x at %d Hz)",
p_sys->esd_format, p_aout->output.output.i_rate );
+ free( psz_server );
free( p_sys );
return VLC_EGENERIC;
}
- p_aout->output.i_nb_samples = ESD_BUF_SIZE * 2;
+ if( psz_server && *psz_server )
+ {
+ struct timeval start, stop;
+ esd_server_info_t * p_info;
+
+ gettimeofday( &start, NULL );
+ p_info = esd_get_server_info( p_sys->i_fd );
+ gettimeofday( &stop, NULL );
+
+ p_sys->latency = (mtime_t)( stop.tv_sec - start.tv_sec )
+ * (mtime_t)1000000;
+ p_sys->latency += stop.tv_usec - start.tv_usec;
+ }
+ else
+ {
+ p_sys->latency = 0;
+ }
/* ESD latency is calculated for 44100 Hz. We don't have any way to get the
* number of buffered samples, so I assume ESD_BUF_SIZE/2 */
- p_sys->latency =
- (mtime_t)( esd_get_latency( esd_open_sound(NULL) ) + ESD_BUF_SIZE/2
- * p_aout->output.output.i_bytes_per_frame
- * p_aout->output.output.i_rate
- / ESD_DEFAULT_RATE )
+ p_sys->latency +=
+ (mtime_t)( esd_get_latency( i_newfd = esd_open_sound(NULL) )
+ + ESD_BUF_SIZE / 2
+ * p_aout->output.output.i_bytes_per_frame
+ * p_aout->output.output.i_rate
+ / ESD_DEFAULT_RATE )
* (mtime_t)1000000
/ p_aout->output.output.i_bytes_per_frame
/ p_aout->output.output.i_rate;
+ free( psz_server );
+ close( i_newfd );
return VLC_SUCCESS;
}
if ( p_buffer != NULL )
{
- int pos;
- char *data = p_buffer->p_buffer;
+ unsigned int pos;
+ unsigned char *data = p_buffer->p_buffer;
- for( pos = 0; pos + ESD_BUF_SIZE <= p_buffer->i_nb_bytes;
+ for( pos = 0; pos + ESD_BUF_SIZE <= p_buffer->i_nb_bytes;
pos += ESD_BUF_SIZE )
{
i_tmp = write( p_sys->i_fd, data + pos, ESD_BUF_SIZE );
if( i_tmp < 0 )
{
- msg_Err( p_aout, "write failed (%s)", strerror(errno) );
+ msg_Err( p_aout, "write failed (%m)" );
}
}
aout_BufferFree( p_buffer );
*****************************************************************************
* This function writes a buffer of i_length bytes in the socket
*****************************************************************************/
-static void Play( aout_thread_t *p_aout, byte_t *buffer, int i_size )
+static void Play( aout_thread_t *p_aout, uint8_t *buffer, int i_size )
{
int i_amount;