* decoders.
*****************************************************************************
* Copyright (C) 1998, 1999, 2000 VideoLAN
- * $Id: input.c,v 1.78 2001/02/08 13:52:35 massiot Exp $
+ * $Id: input.c,v 1.113 2001/05/30 17:03:12 sam Exp $
*
* Authors: Christophe Massiot <massiot@via.ecp.fr>
*
#include <fcntl.h>
#include <unistd.h>
#include <string.h>
+#ifdef STRNCASECMP_IN_STRINGS_H
+# include <strings.h>
+#endif
#include <errno.h>
+/* WinSock Includes */
+
+#ifdef WIN32
+#include <winsock2.h>
+#endif
+
+
+/* Network functions */
+
+#if !defined( SYS_BEOS ) && !defined( SYS_NTO ) && !defined( WIN32 )
+#include <netdb.h> /* hostent ... */
+#include <sys/socket.h>
+#include <netinet/in.h>
+#include <arpa/inet.h>
+#include <sys/types.h>
+#include <sys/socket.h>
+#endif
+
#ifdef STATS
# include <sys/times.h>
#endif
#include "common.h"
#include "threads.h"
#include "mtime.h"
+#include "netutils.h"
#include "modules.h"
#include "intf_msg.h"
-#include "intf_plst.h"
+#include "intf_playlist.h"
#include "stream_control.h"
#include "input_ext-intf.h"
#include "main.h"
+
/*****************************************************************************
* Local prototypes
*****************************************************************************/
-static void RunThread ( input_thread_t *p_input );
-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 RunThread ( input_thread_t *p_input );
+static int InitThread ( input_thread_t *p_input );
+static void ErrorThread ( input_thread_t *p_input );
+static void DestroyThread ( input_thread_t *p_input );
+static void EndThread ( input_thread_t *p_input );
+
+static void FileOpen ( input_thread_t *p_input );
+static void FileClose ( input_thread_t *p_input );
+static void NetworkOpen ( input_thread_t *p_input );
+static void NetworkClose ( input_thread_t *p_input );
/*****************************************************************************
* input_CreateThread: creates a new input thread
return( NULL );
}
+ /* Packets read once */
+ p_input->i_read_once = INPUT_READ_ONCE;
+
/* Initialize thread properties */
p_input->b_die = 0;
p_input->b_error = 0;
p_input->stream.i_selected_es_number = 0;
p_input->stream.i_pgrm_number = 0;
p_input->stream.i_new_status = p_input->stream.i_new_rate = 0;
- p_input->stream.i_seek = 0;
+ p_input->stream.i_mux_rate = 0;
+
+ /* no stream, no area */
+ p_input->stream.i_area_nb = 0;
+ p_input->stream.pp_areas = NULL;
+ p_input->stream.p_selected_area = NULL;
+ p_input->stream.p_new_area = NULL;
+ /* By default there is one areas in a stream */
+ input_AddArea( p_input );
+ p_input->stream.p_selected_area = p_input->stream.pp_areas[0];
/* Initialize stream control properties. */
p_input->stream.control.i_status = PLAYING_S;
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_intf->p_vout;
+ /* Setup callbacks */
+ p_input->pf_file_open = FileOpen;
+ p_input->pf_file_close = FileClose;
+#if !defined( SYS_BEOS ) && !defined( SYS_NTO )
+ p_input->pf_network_open = NetworkOpen;
+ p_input->pf_network_close = NetworkClose;
+#endif
/* Create thread and set locks. */
vlc_mutex_init( &p_input->stream.stream_lock );
*****************************************************************************/
static void RunThread( input_thread_t *p_input )
{
- data_packet_t * pp_packets[INPUT_READ_ONCE];
int i_error, i;
- InitThread( p_input );
+ if( InitThread( p_input ) )
+ {
+
+ /* If we failed, wait before we are killed, and exit */
+ *p_input->pi_status = THREAD_ERROR;
+ p_input->b_error = 1;
+ ErrorThread( p_input );
+ DestroyThread( p_input );
+ return;
+ }
+
+ /* initialization is completed */
+ vlc_mutex_lock( &p_input->stream.stream_lock );
+ p_input->stream.b_changed = 1;
+ vlc_mutex_unlock( &p_input->stream.stream_lock );
while( !p_input->b_die && !p_input->b_error && !p_input->b_eof )
{
+ data_packet_t * pp_packets[p_input->i_read_once];
#ifdef STATS
p_input->c_loops++;
#endif
vlc_mutex_lock( &p_input->stream.stream_lock );
- if( p_input->stream.i_seek )
+
+ if( p_input->stream.p_new_area )
+ {
+ p_input->pf_set_area( p_input, p_input->stream.p_new_area );
+ p_input->stream.p_new_area = NULL;
+ }
+
+ if( p_input->stream.p_selected_area->i_seek != NO_SEEK )
{
if( p_input->stream.b_seekable && p_input->pf_seek != NULL )
{
- p_input->pf_seek( p_input, p_input->stream.i_seek );
+ p_input->pf_seek( p_input,
+ p_input->stream.p_selected_area->i_seek );
for( i = 0; i < p_input->stream.i_pgrm_number; i++ )
{
p_pgrm->i_synchro_state = SYNCHRO_REINIT;
}
}
- p_input->stream.i_seek = 0;
+ p_input->stream.p_selected_area->i_seek = NO_SEEK;
}
+
+ if( p_input->stream.p_removed_es )
+ {
+ input_UnselectES( p_input, p_input->stream.p_removed_es );
+ p_input->stream.p_removed_es = NULL;
+ }
+
+ if( p_input->stream.p_newly_selected_es )
+ {
+ input_SelectES( p_input, p_input->stream.p_newly_selected_es );
+ p_input->stream.p_newly_selected_es = NULL;
+ }
+
vlc_mutex_unlock( &p_input->stream.stream_lock );
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++ )
+ for( i = 0; i < p_input->i_read_once && pp_packets[i] != NULL; i++ )
{
p_input->pf_demux( p_input, pp_packets[i] );
}
{
/* 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" );
+ intf_WarnMsg( 3, "input: EOF reached" );
p_input->b_eof = 1;
}
else
}
EndThread( p_input );
- intf_DbgMsg("Thread end");
+
+ DestroyThread( p_input );
+
+ intf_DbgMsg("input: Thread end");
}
/*****************************************************************************
* InitThread: init the input Thread
*****************************************************************************/
-static void InitThread( input_thread_t * p_input )
+static int InitThread( input_thread_t * p_input )
{
#ifdef STATS
p_input->c_packets_trashed = 0;
#endif
- p_input->p_input_module = module_Need( p_main->p_module_bank,
- MODULE_CAPABILITY_INPUT, NULL );
+ p_input->p_input_module = module_Need( MODULE_CAPABILITY_INPUT,
+ (probedata_t *)p_input );
if( p_input->p_input_module == NULL )
{
- intf_ErrMsg( "input error: no suitable input module" );
- p_input->b_error = 1;
- return;
+ intf_ErrMsg( "input error: no suitable input module for `%s'",
+ p_input->p_source );
+ return( -1 );
}
#define f p_input->p_input_module->p_functions->input.functions.input
p_input->pf_close = f.pf_close;
p_input->pf_end = f.pf_end;
p_input->pf_read = f.pf_read;
+ p_input->pf_set_area = f.pf_set_area;
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_rewind = f.pf_rewind;
p_input->pf_seek = f.pf_seek;
#undef f
-
p_input->pf_open( p_input );
if( p_input->b_error )
{
- module_Unneed( p_main->p_module_bank, p_input->p_input_module );
+ /* We barfed -- exit nicely */
+ p_input->pf_close( p_input );
+ module_Unneed( p_input->p_input_module );
+ return( -1 );
}
- else
+
+ p_input->pf_init( p_input );
+
+ if( p_input->b_error )
{
- p_input->pf_init( p_input );
+ /* We barfed -- exit nicely */
+ p_input->pf_close( p_input );
+ module_Unneed( p_input->p_input_module );
+ return( -1 );
}
*p_input->pi_status = THREAD_READY;
+
+ return( 0 );
}
/*****************************************************************************
/* 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->pf_end( p_input );
+ /* Close stream */
+ p_input->pf_close( p_input );
+
/* Release modules */
- module_Unneed( p_main->p_module_bank, p_input->p_input_module );
+ module_Unneed( p_input->p_input_module );
+
+}
+
+/*****************************************************************************
+ * DestroyThread: destroy the input thread
+ *****************************************************************************/
+static void DestroyThread( input_thread_t * p_input )
+{
+ int * pi_status; /* thread status */
+
+ /* Store status */
+ pi_status = p_input->pi_status;
/* Destroy Mutex locks */
vlc_mutex_destroy( &p_input->stream.control.control_lock );
}
/*****************************************************************************
- * input_FileOpen : open a file descriptor
+ * FileOpen : open a file descriptor
*****************************************************************************/
-void input_FileOpen( input_thread_t * p_input )
+static void FileOpen( input_thread_t * p_input )
{
struct stat stat_info;
+ int i_stat;
+
+ char *psz_name = p_input->p_source;
- if( stat( p_input->p_source, &stat_info ) == (-1) )
+ /* FIXME: this code ought to be in the plugin so that code can
+ * be shared with the *_Probe function */
+ if( ( i_stat = stat( psz_name, &stat_info ) ) == (-1) )
{
- intf_ErrMsg( "input error: cannot stat() file `%s' (%s)",
- p_input->p_source, strerror(errno));
- p_input->b_error = 1;
- return;
+ int i_size = strlen( psz_name );
+
+ if( ( i_size > 4 )
+ && !strncasecmp( psz_name, "dvd:", 4 ) )
+ {
+ /* get rid of the 'dvd:' stuff and try again */
+ psz_name += 4;
+ i_stat = stat( psz_name, &stat_info );
+ }
+ else if( ( i_size > 5 )
+ && !strncasecmp( psz_name, "file:", 5 ) )
+ {
+ /* get rid of the 'file:' stuff and try again */
+ psz_name += 5;
+ i_stat = stat( psz_name, &stat_info );
+ }
+
+ if( i_stat == (-1) )
+ {
+ intf_ErrMsg( "input error: cannot stat() file `%s' (%s)",
+ psz_name, strerror(errno));
+ p_input->b_error = 1;
+ return;
+ }
}
vlc_mutex_lock( &p_input->stream.stream_lock );
|| S_ISBLK(stat_info.st_mode) )
{
p_input->stream.b_seekable = 1;
- p_input->stream.i_size = stat_info.st_size;
+ p_input->stream.p_selected_area->i_size = stat_info.st_size;
}
- else if( S_ISFIFO(stat_info.st_mode) || S_ISSOCK(stat_info.st_mode) )
+ else if( S_ISFIFO(stat_info.st_mode)
+#if !defined( SYS_BEOS ) && !defined( WIN32 )
+ || S_ISSOCK(stat_info.st_mode)
+#endif
+ )
{
p_input->stream.b_seekable = 0;
- p_input->stream.i_size = 0;
+ p_input->stream.p_selected_area->i_size = 0;
}
else
{
vlc_mutex_unlock( &p_input->stream.stream_lock );
intf_ErrMsg( "input error: unknown file type for `%s'",
- p_input->p_source );
+ psz_name );
p_input->b_error = 1;
return;
}
- p_input->stream.i_tell = 0;
+ p_input->stream.p_selected_area->i_tell = 0;
vlc_mutex_unlock( &p_input->stream.stream_lock );
- intf_Msg( "input: opening file %s", p_input->p_source );
- if( (p_input->i_handle = open( p_input->p_source,
+ intf_WarnMsg( 1, "input: opening file `%s'", p_input->p_source );
+#ifndef WIN32
+ if( (p_input->i_handle = open( psz_name,
/*O_NONBLOCK | O_LARGEFILE*/0 )) == (-1) )
+#else
+ if( (p_input->i_handle = open( psz_name, O_BINARY
+ /*O_NONBLOCK | O_LARGEFILE*/ )) == (-1) )
+#endif
{
intf_ErrMsg( "input error: cannot open file (%s)", strerror(errno) );
p_input->b_error = 1;
}
/*****************************************************************************
- * input_FileClose : close a file descriptor
+ * FileClose : close a file descriptor
*****************************************************************************/
-void input_FileClose( input_thread_t * p_input )
+static void FileClose( input_thread_t * p_input )
{
+ intf_WarnMsg( 1, "input: closing file `%s'", p_input->p_source );
close( p_input->i_handle );
return;
}
+
+#if !defined( SYS_BEOS ) && !defined( SYS_NTO )
+/*****************************************************************************
+ * NetworkOpen : open a network socket
+ *****************************************************************************/
+static void NetworkOpen( input_thread_t * p_input )
+{
+ char *psz_server = NULL;
+ char *psz_broadcast = NULL;
+ int i_port = 0;
+ int i_opt;
+ struct sockaddr_in sock;
+
+#ifdef WIN32
+ /* WinSock Library Init. */
+ WSADATA Data;
+ int i_err = WSAStartup( MAKEWORD( 1, 1 ), &Data );
+
+ if( i_err )
+ {
+ intf_ErrMsg( "input: can't initiate WinSocks, error %i", i_err );
+ return ;
+ }
+#endif
+
+ /* Get the remote server */
+ if( p_input->p_source != NULL )
+ {
+ psz_server = p_input->p_source;
+
+ /* Skip the protocol name */
+ while( *psz_server && *psz_server != ':' )
+ {
+ psz_server++;
+ }
+
+ /* Skip the "://" part */
+ while( *psz_server && (*psz_server == ':' || *psz_server == '/') )
+ {
+ psz_server++;
+ }
+
+ /* Found a server name */
+ if( *psz_server )
+ {
+ char *psz_port = psz_server;
+
+ /* Skip the hostname part */
+ while( *psz_port && *psz_port != ':' )
+ {
+ psz_port++;
+ }
+
+ /* Found a port name */
+ if( *psz_port )
+ {
+ /* Replace ':' with '\0' */
+ *psz_port = '\0';
+ psz_port++;
+
+ psz_broadcast = psz_port;
+ while( *psz_broadcast && *psz_broadcast != ':' )
+ {
+ psz_broadcast++;
+ }
+
+ if( *psz_broadcast )
+ {
+ *psz_broadcast = '\0';
+ psz_broadcast++;
+ while( *psz_broadcast && *psz_broadcast == ':' )
+ {
+ psz_broadcast++;
+ }
+ }
+ else
+ {
+ psz_broadcast = NULL;
+ }
+
+ /* port before broadcast address */
+ if( *psz_port != ':' )
+ {
+ i_port = atoi( psz_port );
+ }
+ }
+ }
+ else
+ {
+ psz_server = NULL;
+ }
+ }
+
+ /* Check that we got a valid server */
+ if( psz_server == NULL )
+ {
+ psz_server = main_GetPszVariable( INPUT_SERVER_VAR,
+ INPUT_SERVER_DEFAULT );
+ }
+
+ /* Check that we got a valid port */
+ if( i_port == 0 )
+ {
+ i_port = main_GetIntVariable( INPUT_PORT_VAR, INPUT_PORT_DEFAULT );
+ }
+
+ if( psz_broadcast == NULL )
+ {
+ /* Are we broadcasting ? */
+ if( main_GetIntVariable( INPUT_BROADCAST_VAR,
+ INPUT_BROADCAST_DEFAULT ) )
+ {
+ psz_broadcast = main_GetPszVariable( INPUT_BCAST_ADDR_VAR,
+ INPUT_BCAST_ADDR_DEFAULT );
+ }
+ else
+ {
+ psz_broadcast = NULL;
+ }
+ }
+
+ intf_WarnMsg( 2, "input: server: %s port: %d broadcast: %s",
+ psz_server, i_port, psz_broadcast );
+
+ /* Open a SOCK_DGRAM (UDP) socket, in the AF_INET domain, automatic (0)
+ * protocol */
+ p_input->i_handle = socket( AF_INET, SOCK_DGRAM, 0 );
+ if( p_input->i_handle == -1 )
+ {
+ intf_ErrMsg("input error: can't create socket : %s", strerror(errno));
+ p_input->b_error = 1;
+ return;
+ }
+
+ /* We may want to reuse an already used socket */
+ i_opt = 1;
+ if( setsockopt( p_input->i_handle, SOL_SOCKET, SO_REUSEADDR,
+ &i_opt, sizeof( i_opt ) ) == -1 )
+ {
+ intf_ErrMsg( "input error: can't configure socket (SO_REUSEADDR: %s)",
+ strerror(errno));
+ close( p_input->i_handle );
+ p_input->b_error = 1;
+ return;
+ }
+
+ /* Increase the receive buffer size to 1/2MB (8Mb/s during 1/2s) to avoid
+ * packet loss caused by scheduling problems */
+ i_opt = 0x80000;
+ if( setsockopt( p_input->i_handle, SOL_SOCKET, SO_RCVBUF,
+ &i_opt, sizeof( i_opt ) ) == -1 )
+ {
+ intf_ErrMsg( "input error: can't configure socket (SO_RCVBUF: %s)",
+ strerror(errno));
+ close( p_input->i_handle );
+ p_input->b_error = 1;
+ return;
+ }
+
+ /* Build the local socket */
+ if ( network_BuildLocalAddr( &sock, i_port, psz_broadcast ) == -1 )
+ {
+ intf_ErrMsg( "input error: can't build local address" );
+ close( p_input->i_handle );
+ p_input->b_error = 1;
+ return;
+ }
+
+ /* Bind it */
+ if( bind( p_input->i_handle, (struct sockaddr *)&sock,
+ sizeof( sock ) ) < 0 )
+ {
+ intf_ErrMsg("input error: can't bind socket (%s)", strerror(errno));
+ close( p_input->i_handle );
+ p_input->b_error = 1;
+ return;
+ }
+
+ /* Build socket for remote connection */
+ if ( network_BuildRemoteAddr( &sock, psz_server ) == -1 )
+ {
+ intf_ErrMsg( "input error: can't build remote address" );
+ close( p_input->i_handle );
+ p_input->b_error = 1;
+ return;
+ }
+
+ /* And connect it ... should we really connect ? */
+ if( connect( p_input->i_handle, (struct sockaddr *) &sock,
+ sizeof( sock ) ) == (-1) )
+ {
+ intf_ErrMsg( "input error: can't connect socket, %s",
+ strerror(errno) );
+ close( p_input->i_handle );
+ p_input->b_error = 1;
+ return;
+ }
+
+ /* We can't pace control, but FIXME : bug in meuuh's code to sync PCR
+ * with the server. */
+ p_input->stream.b_pace_control = 0;
+ p_input->stream.b_seekable = 0;
+
+ intf_WarnMsg( 3, "input: successfully opened network mode" );
+
+ return;
+}
+
+/*****************************************************************************
+ * NetworkClose : close a network socket
+ *****************************************************************************/
+static void NetworkClose( input_thread_t * p_input )
+{
+ close( p_input->i_handle );
+
+#ifdef WIN32
+ WSACleanup();
+#endif
+
+}
+#endif
+