* arts.c : aRts module
*****************************************************************************
* Copyright (C) 2001-2002 VideoLAN
- * $Id: arts.c,v 1.11 2002/09/18 21:21:23 massiot Exp $
+ * $Id: arts.c,v 1.12 2002/09/30 11:05:35 sam Exp $
*
* Authors: Emmanuel Blindauer <manu@agat.net>
* Samuel Hocevar <sam@zoy.org>
arts_close_stream( p_sys->stream );
}
- /* open a socket for playing a stream */
+ /* Open a socket for playing a stream, set format to 16 bits */
p_sys->stream = arts_play_stream( p_aout->output.output.i_rate, 16,
p_aout->output.output.i_channels, "vlc" );
if( p_sys->stream == NULL )
}
/* Try not to bufferize more than 200 ms */
- arts_stream_set( p_sys->stream, ARTS_P_BUFFER_TIME, 200 );
+ arts_stream_set( p_sys->stream, ARTS_P_BUFFER_TIME, 50 );
/* Estimate latency with a half full buffer */
p_sys->latency = (mtime_t)1000
- * (mtime_t)( arts_stream_get( p_sys->stream, ARTS_P_SERVER_LATENCY )
- + arts_stream_get( p_sys->stream, ARTS_P_BUFFER_TIME ) / 2 );
+ * (mtime_t)arts_stream_get( p_sys->stream, ARTS_P_SERVER_LATENCY );
p_sys->i_size = arts_stream_get( p_sys->stream, ARTS_P_PACKET_SIZE );
+ msg_Dbg( p_aout, "aRts initialized, latency %i000, %i packets of size %i\n",
+ arts_stream_get( p_sys->stream, ARTS_P_SERVER_LATENCY ),
+ arts_stream_get( p_sys->stream, ARTS_P_PACKET_COUNT ),
+ arts_stream_get( p_sys->stream, ARTS_P_PACKET_SIZE ) );
+
p_aout->output.output.i_format = AOUT_FMT_S16_NE;
- p_aout->output.i_nb_samples = p_sys->i_size;
+ p_aout->output.i_nb_samples = p_sys->i_size
+ / sizeof(u16)
+ / p_aout->output.output.i_channels;
/* Create aRts thread and wait for its readiness. */
if( vlc_thread_create( p_aout, "aout", aRtsThread,
static int aRtsThread( aout_instance_t * p_aout )
{
struct aout_sys_t * p_sys = p_aout->output.p_sys;
+mtime_t calldate = mdate();
while ( !p_aout->b_die )
{
int i_tmp, i_size;
byte_t * p_bytes;
+fprintf(stderr, "can write %i\n", arts_stream_get( p_sys->stream, ARTS_P_BUFFER_SPACE ) );
+while( arts_stream_get( p_sys->stream, ARTS_P_BUFFER_SPACE ) < 16384*3/2 )
+{
+fprintf(stderr, "sleep\n");
+ msleep( 10000 );
+}
+fprintf(stderr, "after sleep: can write %i\n", arts_stream_get( p_sys->stream, ARTS_P_BUFFER_SPACE ) );
+
/* Get the presentation date of the next write() operation. It
* is equal to the current date + latency */
- p_buffer = aout_OutputNextBuffer( p_aout, mdate() + p_sys->latency,
- VLC_FALSE );
+ p_buffer = aout_OutputNextBuffer( p_aout, mdate() + p_sys->latency / 4,
+ VLC_TRUE );
if ( p_buffer != NULL )
{
+fprintf(stderr, "buffer duration %lld, bytes %i\n", p_buffer->end_date - p_buffer->start_date, p_buffer->i_nb_bytes);
p_bytes = p_buffer->p_buffer;
i_size = p_buffer->i_nb_bytes;
}
else
{
- i_size = p_sys->i_size / p_aout->output.output.i_frame_length
- * p_aout->output.output.i_bytes_per_frame;
- p_bytes = alloca( i_size );
+ i_size = p_sys->i_size;
+ p_bytes = malloc( i_size );
memset( p_bytes, 0, i_size );
}
+fprintf(stderr, "WRITING %i bytes\n", i_size);
i_tmp = arts_write( p_sys->stream, p_bytes, i_size );
+fprintf(stderr, "mdate: %lld\n", mdate() - calldate);
+calldate = mdate();
+fprintf(stderr, "can write %i\n", arts_stream_get( p_sys->stream, ARTS_P_BUFFER_SPACE ) );
if( i_tmp < 0 )
{
{
aout_BufferFree( p_buffer );
}
+ else
+ {
+ free( p_bytes );
+ }
}
return 0;