* decoders.
*****************************************************************************
* Copyright (C) 1998, 1999, 2000 VideoLAN
- * $Id: input.c,v 1.74 2001/02/07 17:44:52 massiot Exp $
+ * $Id: input.c,v 1.79 2001/02/11 01:15:11 sam Exp $
*
- * Authors:
+ * Authors: Christophe Massiot <massiot@via.ecp.fr>
*
* 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
#include "common.h"
#include "threads.h"
#include "mtime.h"
+#include "modules.h"
#include "intf_msg.h"
+#include "intf_plst.h"
#include "stream_control.h"
#include "input_ext-intf.h"
#include "input_ext-dec.h"
#include "input.h"
+#include "interface.h"
+
+#include "main.h"
/*****************************************************************************
* Local prototypes
static void InitThread ( input_thread_t *p_input );
static void ErrorThread ( input_thread_t *p_input );
static void EndThread ( input_thread_t *p_input );
-static void NetworkOpen ( input_thread_t *p_input );
-static void FileOpen ( input_thread_t *p_input );
-static void DvdOpen ( input_thread_t *p_input );
/*****************************************************************************
* input_CreateThread: creates a new input thread
* If pi_status is NULL, then the function will block until the thread is ready.
* If not, it will be updated using one of the THREAD_* constants.
*****************************************************************************/
-input_thread_t *input_CreateThread ( input_config_t * p_config, int *pi_status )
+input_thread_t *input_CreateThread ( playlist_item_t *p_item, int *pi_status )
{
input_thread_t * p_input; /* thread descriptor */
int i_status; /* thread status */
{
intf_ErrMsg( "input error: can't allocate input thread (%s)",
strerror(errno) );
- free( p_config );
return( NULL );
}
/* Initialize thread properties */
p_input->b_die = 0;
p_input->b_error = 0;
+ p_input->b_eof = 0;
+
+ /* Set target */
+ p_input->p_source = p_item->psz_name;
+
/* I have never understood that stuff --Meuuh */
p_input->pi_status = (pi_status != NULL) ? pi_status : &i_status;
*p_input->pi_status = THREAD_CREATE;
- p_input->p_config = p_config;
/* Initialize stream description */
p_input->stream.i_es_number = 0;
p_input->stream.control.b_mute = 0;
p_input->stream.control.b_bw = 0;
+ /* Initialize default settings for spawned decoders */
+ p_input->p_default_aout = p_main->p_aout;
+ p_input->p_default_vout = p_main->p_vout;
+
/* Create thread and set locks. */
vlc_mutex_init( &p_input->stream.stream_lock );
+ vlc_cond_init( &p_input->stream.stream_wait );
vlc_mutex_init( &p_input->stream.control.control_lock );
if( vlc_thread_create( &p_input->thread_id, "input", (void *) RunThread,
(void *) p_input ) )
intf_ErrMsg( "input error: can't create input thread (%s)",
strerror(errno) );
free( p_input );
- free( p_config );
return( NULL );
}
/* Request thread destruction */
p_input->b_die = 1;
+ /* Make the thread exit of an eventual vlc_cond_wait() */
+ vlc_mutex_lock( &p_input->stream.stream_lock );
+ vlc_cond_signal( &p_input->stream.stream_wait );
+ vlc_mutex_unlock( &p_input->stream.stream_lock );
+
/* If status is NULL, wait until thread has been destroyed */
if( pi_status == NULL )
{
InitThread( p_input );
- while( !p_input->b_die && !p_input->b_error )
+ while( !p_input->b_die && !p_input->b_error && !p_input->b_eof )
{
+
#ifdef STATS
p_input->c_loops++;
#endif
- vlc_mutex_lock( &p_input->stream.control.control_lock );
- if( p_input->stream.control.i_status == BACKWARD_S
- && p_input->p_plugin->pf_rewind != NULL )
+ vlc_mutex_lock( &p_input->stream.stream_lock );
+ if( p_input->stream.i_seek )
{
- p_input->p_plugin->pf_rewind( p_input );
- /* FIXME: probably don't do it every loop, but when ? */
+ if( p_input->stream.b_seekable && p_input->pf_seek != NULL )
+ {
+ p_input->pf_seek( p_input, p_input->stream.i_seek );
+
+ for( i = 0; i < p_input->stream.i_pgrm_number; i++ )
+ {
+ pgrm_descriptor_t * p_pgrm
+ = p_input->stream.pp_programs[i];
+ /* Escape all decoders for the stream discontinuity they
+ * will encounter. */
+ input_EscapeDiscontinuity( p_input, p_pgrm );
+
+ /* Reinitialize synchro. */
+ p_pgrm->i_synchro_state = SYNCHRO_REINIT;
+ }
+ }
+ p_input->stream.i_seek = 0;
}
- vlc_mutex_unlock( &p_input->stream.control.control_lock );
+ vlc_mutex_unlock( &p_input->stream.stream_lock );
- i_error = p_input->p_plugin->pf_read( p_input, pp_packets );
+ i_error = p_input->pf_read( p_input, pp_packets );
/* Demultiplex read packets. */
for( i = 0; i < INPUT_READ_ONCE && pp_packets[i] != NULL; i++ )
{
- p_input->p_plugin->pf_demux( p_input, pp_packets[i] );
+ p_input->pf_demux( p_input, pp_packets[i] );
}
if( i_error )
{
if( i_error == 1 )
{
- /* End of file */
+ /* End of file - we do not set b_die because only the
+ * interface is allowed to do so. */
intf_WarnMsg( 1, "End of file reached" );
- /* FIXME: don't treat that as an error */
+ p_input->b_eof = 1;
+ }
+ else
+ {
+ p_input->b_error = 1;
}
- p_input->b_error = 1;
}
}
- if( p_input->b_error )
+ if( p_input->b_error || p_input->b_eof )
{
ErrorThread( p_input );
}
}
/*****************************************************************************
- * InitThread: init the input thread
+ * InitThread: init the input Thread
*****************************************************************************/
-input_capabilities_t * PSKludge( void );
-input_capabilities_t * DVDKludge( void );
static void InitThread( input_thread_t * p_input )
{
- /* Initialize default settings for spawned decoders */
- p_input->p_default_aout = p_input->p_config->p_default_aout;
- p_input->p_default_vout = p_input->p_config->p_default_vout;
#ifdef STATS
/* Initialize statistics */
p_input->c_packets_trashed = 0;
#endif
- /* Use the appropriate input method */
- switch( p_input->p_config->i_method )
+ p_input->p_input_module = module_Need( p_main->p_bank,
+ MODULE_CAPABILITY_INPUT, NULL );
+
+ if( p_input->p_input_module == NULL )
{
- case INPUT_METHOD_FILE: /* file methods */
- FileOpen( p_input );
- /* Probe plugin (FIXME: load plugins before & write this) */
- p_input->p_plugin = PSKludge();
- break;
- case INPUT_METHOD_DVD: /* DVD method */
- DvdOpen( p_input );
- /* DVD plugin */
- p_input->p_plugin = DVDKludge();
- break;
- case INPUT_METHOD_VLAN_BCAST: /* vlan network method */
-/* if( !p_main->b_vlans )
- {
- intf_ErrMsg("input error: vlans are not activated");
- free( p_input );
- return( NULL );
- } */ /* la-lala */
- /* ... pass through */
- case INPUT_METHOD_UCAST: /* network methods */
- case INPUT_METHOD_MCAST:
- case INPUT_METHOD_BCAST:
- NetworkOpen( p_input );
- break;
-#ifdef DEBUG
- default:
- intf_ErrMsg( "input error: unknow method 0x%.4x",
- p_input->p_config->i_method );
- free( p_input->p_config );
+ intf_ErrMsg( "input error: no suitable input module" );
p_input->b_error = 1;
- break;
-#endif
+ return;
}
- free( p_input->p_config );
+#define f p_input->p_input_module->p_functions->input.functions.input
+ p_input->pf_init = f.pf_init;
+ p_input->pf_open = f.pf_open;
+ p_input->pf_close = f.pf_close;
+ p_input->pf_end = f.pf_end;
+ p_input->pf_read = f.pf_read;
+ p_input->pf_demux = f.pf_demux;
+ p_input->pf_new_packet = f.pf_new_packet;
+ p_input->pf_new_pes = f.pf_new_pes;
+ p_input->pf_delete_packet = f.pf_delete_packet;
+ p_input->pf_delete_pes = f.pf_delete_pes;
+ p_input->pf_rewind = f.pf_rewind;
+ p_input->pf_seek = f.pf_seek;
+#undef f
+
+ p_input->pf_open( p_input );
- if( !p_input->b_error )
+ if( p_input->b_error )
{
- p_input->p_plugin->pf_init( p_input );
+ module_Unneed( p_main->p_bank, p_input->p_input_module );
+ }
+ else
+ {
+ p_input->pf_init( p_input );
}
*p_input->pi_status = THREAD_READY;
/* Free all ES and destroy all decoder threads */
input_EndStream( p_input );
+ /* Close stream */
+ p_input->pf_close( p_input );
+
/* Free demultiplexer's data */
- p_input->p_plugin->pf_end( p_input );
- free( p_input->p_plugin );
+ p_input->pf_end( p_input );
+
+ /* Release modules */
+ module_Unneed( p_main->p_bank, p_input->p_input_module );
/* Destroy Mutex locks */
vlc_mutex_destroy( &p_input->stream.control.control_lock );
}
/*****************************************************************************
- * NetworkOpen : open a network socket descriptor
+ * input_FileOpen : open a file descriptor
*****************************************************************************/
-static void NetworkOpen( input_thread_t * p_input )
-{
- /* straight copy & paste of input_network.c of input-I */
-
- /* We cannot rewind nor lseek() */
- p_input->stream.b_seekable = 0;
- /* We cannot control the pace */
- p_input->stream.b_pace_control = 0;
-}
-
-/*****************************************************************************
- * FileOpen : open a file descriptor
- *****************************************************************************/
-static void FileOpen( input_thread_t * p_input )
+void input_FileOpen( input_thread_t * p_input )
{
struct stat stat_info;
-#define p_config p_input->p_config
-
- if( stat( p_config->p_source, &stat_info ) == (-1) )
+ if( stat( p_input->p_source, &stat_info ) == (-1) )
{
intf_ErrMsg( "input error: cannot stat() file `%s' (%s)",
- p_config->p_source, strerror(errno));
+ p_input->p_source, strerror(errno));
p_input->b_error = 1;
return;
}
{
vlc_mutex_unlock( &p_input->stream.stream_lock );
intf_ErrMsg( "input error: unknown file type for `%s'",
- p_config->p_source );
+ p_input->p_source );
p_input->b_error = 1;
return;
}
p_input->stream.i_tell = 0;
vlc_mutex_unlock( &p_input->stream.stream_lock );
- intf_Msg( "input: opening file %s", p_config->p_source );
- if( (p_input->i_handle = open( p_config->p_source,
+ intf_Msg( "input: opening file %s", p_input->p_source );
+ if( (p_input->i_handle = open( p_input->p_source,
/*O_NONBLOCK | O_LARGEFILE*/0 )) == (-1) )
{
intf_ErrMsg( "input error: cannot open file (%s)", strerror(errno) );
return;
}
-#undef p_config
}
/*****************************************************************************
- * DvdOpen : open the dvd device
+ * input_FileClose : close a file descriptor
*****************************************************************************/
-static void DvdOpen( input_thread_t * p_input )
+void input_FileClose( input_thread_t * p_input )
{
- intf_Msg( "input: opening DVD %s", p_input->p_config->p_source );
- if( (p_input->i_handle = open( p_input->p_config->p_source,
- O_RDONLY| O_NONBLOCK |O_LARGEFILE )) == (-1) )
- {
- intf_ErrMsg( "input error: cannot open device (%s)", strerror(errno) );
- p_input->b_error = 1;
- return;
- }
-
- vlc_mutex_lock( &p_input->stream.stream_lock );
+ close( p_input->i_handle );
- p_input->stream.b_pace_control = 1;
- p_input->stream.b_seekable = 1;
- p_input->stream.i_size = 0;
- p_input->stream.i_tell = 0;
-
- vlc_mutex_unlock( &p_input->stream.stream_lock );
+ return;
}
+