int i_nb_data, int i_nb_pes,
size_t i_buffer_size,
int i_read_once );
-struct iovec * input_NetlistGetiovec( void *, struct data_packet_s** );
-void input_NetlistMviovec( void *, size_t );
+
+struct iovec * input_NetlistGetiovec( void * p_method_data );
+void input_NetlistMviovec( void * , size_t, struct data_packet_s **);
struct data_packet_s * input_NetlistNewPacket( void *, size_t );
struct pes_packet_s * input_NetlistNewPES( void * );
void input_NetlistDeletePacket( void *, struct data_packet_s * );
* -dvd_udf to find files
*****************************************************************************
* Copyright (C) 1998-2001 VideoLAN
- * $Id: input_dvd.c,v 1.10 2001/02/14 04:11:01 stef Exp $
+ * $Id: input_dvd.c,v 1.11 2001/02/14 15:58:29 henri Exp $
*
* Author: Stéphane Borel <stef@via.ecp.fr>
*
p_netlist = ( netlist_t * ) p_input->p_method_data;
/* Get an iovec pointer */
- if( ( p_vec = input_NetlistGetiovec( p_netlist, &p_data ) ) == NULL )
+ if( ( p_vec = input_NetlistGetiovec( p_netlist ) ) == NULL )
{
intf_ErrMsg( "DVD: read error" );
return -1;
#endif
/* Update netlist indexes */
- input_NetlistMviovec( p_netlist, p_method->i_read_once );
+ input_NetlistMviovec( p_netlist, p_method->i_read_once, &p_data );
i_packet = 0;
/* Read headers to compute payload length */
* input_ts.c: TS demux and netlist management
*****************************************************************************
* Copyright (C) 1998, 1999, 2000 VideoLAN
- * $Id: input_ts.c,v 1.1 2001/02/08 04:43:27 sam Exp $
+ * $Id: input_ts.c,v 1.2 2001/02/14 15:58:29 henri Exp $
*
* Authors:
*
#include <stdlib.h>
#include <string.h>
#include <errno.h>
+#include <sys/uio.h>
+
#include "config.h"
#include "common.h"
#include "input_ext-dec.h"
#include "input.h"
+#include "input_ts.h"
#include "mpeg_system.h"
#include "input_netlist.h"
}
/* verify that the first byte is 0x47 */
- return 1;
+ return 0;
}
/*****************************************************************************
static void TSInit( input_thread_t * p_input )
{
/* Initialize netlist and TS structures */
+ thread_ts_data_t * p_method;
+ pgrm_ts_data_t * p_pgrm_demux;
+ es_descriptor_t * kludge1;
+
+ /* Initialise structure */
+ p_method = malloc( sizeof( thread_ts_data_t ) );
+ if( p_method == NULL )
+ {
+ intf_ErrMsg( "Out of memory" );
+ p_input->b_error = 1;
+ return;
+ }
+
+ p_input->p_plugin_data = (void *)p_method;
+ p_input->p_method_data = NULL;
+
+
+ /* XXX : For the time being, only file, after, i'll do the network */
+
+ /* Initialize netlist */
+ if( input_NetlistInit( p_input, NB_DATA, NB_PES, TS_PACKET_SIZE,
+ INPUT_READ_ONCE ) )
+ {
+ intf_ErrMsg( "Could not initialize netlist" );
+ return;
+ }
+
+ /* Initialize the stream */
+ input_InitStream( p_input, sizeof( stream_ts_data_t ) );
+
+ /* FIXME : PSIDemux and PSIDecode */
+ /* Add audio and video programs */
+ /* p_input->stream.pp_programs[0] = */
+ input_AddProgram( p_input, 0, sizeof( pgrm_ts_data_t ) );
+ p_pgrm_demux =
+ (pgrm_ts_data_t *)p_input->stream.pp_programs[0]->p_demux_data;
+ p_pgrm_demux->i_pcr_pid = 0x78;
+
+ kludge1 = input_AddES( p_input, p_input->stream.pp_programs[0],
+ 0x78, sizeof( es_ts_data_t ) );
+
+ // kludge
+ kludge1->i_type = MPEG2_VIDEO_ES;
+
+ input_SelectES( p_input, kludge1 );
+
+ vlc_mutex_lock( &(p_input->stream.stream_lock) );
+ p_input->stream.pp_programs[0]->b_is_ok = 1;
+ vlc_mutex_unlock( &(p_input->stream.stream_lock) );
+
+//debug
+intf_ErrMsg("End of TSINIT");
}
/*****************************************************************************
static int TSRead( input_thread_t * p_input,
data_packet_t * pp_packets[INPUT_READ_ONCE] )
{
- return -1;
-}
+ unsigned int i_read, i_loop;
+ struct iovec * p_iovec;
+
+ memset( pp_packets, 0, INPUT_READ_ONCE*sizeof(data_packet_t *) );
+
+ p_iovec = input_NetlistGetiovec( p_input->p_method_data );
+
+ if ( p_iovec == NULL )
+ {
+ return( -1 ); /* empty netlist */
+ }
+
+ i_read = readv( p_input->i_handle, p_iovec, INPUT_READ_ONCE );
+
+ if( i_read == -1 )
+ {
+ intf_ErrMsg( "Could not readv" );
+ return( -1 );
+ }
+
+ input_NetlistMviovec( p_input->p_method_data,
+ (int)(i_read/TS_PACKET_SIZE) , pp_packets );
+ /* check correct TS header */
+ for( i_loop=0; i_loop < (int)(i_read/TS_PACKET_SIZE); i_loop++ )
+ {
+ if( pp_packets[i_loop]->p_buffer[0] != 0x47 )
+ intf_ErrMsg( "Bad TS Packet (starcode != 0x47)." );
+ }
+ return 0;
+}
--- /dev/null
+/*****************************************************************************
+ * input.h: structures of the input not exported to other modules
+ *****************************************************************************
+ * Copyright (C) 1999, 2000 VideoLAN
+ * $Id: input_ts.h,v 1.1 2001/02/14 15:58:29 henri Exp $
+ *
+ * Authors:
+ *
+ * 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, write to the Free Software
+ * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111, USA.
+ *****************************************************************************/
+
+
+// #define NB_DATA 16384
+// #define NB_PES 8192
+#define NB_DATA 17000
+#define NB_PES 9000
+
+
+typedef struct thread_ts_data_s {
+
+ // FILE * stream;
+
+} thread_ts_data_t;
* input_netlist.c: netlist management
*****************************************************************************
* Copyright (C) 1998, 1999, 2000 VideoLAN
- * $Id: input_netlist.c,v 1.30 2001/02/08 17:44:12 massiot Exp $
+ * $Id: input_netlist.c,v 1.31 2001/02/14 15:58:29 henri Exp $
*
* Authors: Henri Fallon <henri@videolan.org>
*
#include "input_ext-intf.h"
#include "input_ext-dec.h"
-#include "input_netlist.h"
#include "input.h"
+#include "input_netlist.h"
/*****************************************************************************
* Local prototypes
p_netlist = (netlist_t *) p_input->p_method_data;
+ p_netlist->i_read_once = i_read_once;
+
/* allocate the buffers */
p_netlist->p_buffers =
(byte_t *) malloc(i_buffer_size* i_nb_data );
}
p_netlist->p_free_iovec = ( struct iovec * )
- malloc( (i_nb_data + INPUT_READ_ONCE) * sizeof(struct iovec) );
+ malloc( (i_nb_data + p_netlist->i_read_once) * sizeof(struct iovec) );
if ( p_netlist->p_free_iovec == NULL )
{
intf_ErrMsg ("Unable to malloc in netlist initialization (6)");
p_netlist->pp_free_data[i_loop]->p_buffer =
p_netlist->p_buffers + i_loop * i_buffer_size;
+
+ p_netlist->pp_free_data[i_loop]->p_payload_start =
+ p_netlist->pp_free_data[i_loop]->p_buffer;
p_netlist->pp_free_data[i_loop]->p_payload_end =
p_netlist->pp_free_data[i_loop]->p_buffer + i_buffer_size;
p_netlist->p_free_iovec[i_loop].iov_len = i_buffer_size;
}
-
+
/* vlc_mutex_init */
vlc_mutex_init (&p_netlist->lock);
p_netlist->i_nb_pes = i_nb_pes;
p_netlist->i_buffer_size = i_buffer_size;
- p_netlist->i_read_once = i_read_once;
-
return (0); /* Everything went all right */
}
/*****************************************************************************
* input_NetlistGetiovec: returns an iovec pointer for a readv() operation
+ *****************************************************************************
+ * We return an iovec vector, so that readv can read many packets at a time,
+ * and we set pp_data to direct to the fifo pointer, which will allow us
+ * to get the corresponding data_packet.
*****************************************************************************/
-struct iovec * input_NetlistGetiovec( void * p_method_data,
- struct data_packet_s ** pp_data )
+struct iovec * input_NetlistGetiovec( void * p_method_data )
{
netlist_t * p_netlist;
p_netlist->p_free_iovec,
(p_netlist->i_read_once-
(p_netlist->i_nb_data-p_netlist->i_data_start))
- * sizeof(struct iovec*)
+ * sizeof(struct iovec)
);
}
- /* Gives a pointer to the data_packet struct associated with io_vec */
- *pp_data = p_netlist->pp_free_data[p_netlist->i_data_start];
-
- /* Initialize payload start and end */
- p_netlist->pp_free_data[p_netlist->i_data_start]->p_payload_start
- = p_netlist->pp_free_data[p_netlist->i_data_start]->p_buffer;
-
- p_netlist->pp_free_data[p_netlist->i_data_start]->p_payload_end
- = p_netlist->pp_free_data[p_netlist->i_data_start]->p_payload_start
- + p_netlist->i_buffer_size;
-
return &p_netlist->p_free_iovec[p_netlist->i_data_start];
}
/*****************************************************************************
* input_NetlistMviovec: move the iovec pointer after a readv() operation
*****************************************************************************/
-void input_NetlistMviovec( void * p_method_data, size_t i_nb_iovec )
+void input_NetlistMviovec( void * p_method_data, size_t i_nb_iovec,
+ struct data_packet_s * pp_packets[INPUT_READ_ONCE] )
{
netlist_t * p_netlist;
+ unsigned int i_loop = 0;
+ unsigned int i_current;
/* cast */
p_netlist = (netlist_t *) p_method_data;
/* lock */
vlc_mutex_lock ( &p_netlist->lock );
-
+
+ i_current = p_netlist->i_data_start;
+
+
+ /* Fills a table of pointers to packets associated with the io_vec's */
+while (i_loop < i_nb_iovec )
+ {
+ if( i_current >= p_netlist->i_nb_data )
+ i_current-=p_netlist->i_nb_data;
+
+ pp_packets[i_loop] = p_netlist->pp_free_data[i_current];
+
+ i_loop ++;
+ i_current ++;
+ }
+
p_netlist->i_data_start += i_nb_iovec;
p_netlist->i_data_start %= p_netlist->i_nb_data;
/* lock */
vlc_mutex_lock ( &p_netlist->lock );
- /* Delete data_packet */
+
+ /* Delete data_packet */
p_netlist->i_data_end ++;
p_netlist->i_data_end %= p_netlist->i_nb_data;
- p_netlist->pp_free_data[p_netlist->i_data_end] = p_data;
+ p_netlist->pp_free_data[p_netlist->i_data_end] = p_data;
p_netlist->p_free_iovec[p_netlist->i_data_end].iov_base = p_data->p_buffer;
-
+
+ /* re initialize for next time */
+ p_data->p_payload_start = p_data->p_buffer;
+ p_data->p_next = NULL;
+
/* unlock */
vlc_mutex_unlock (&p_netlist->lock);
}
void input_NetlistDeletePES( void * p_method_data, pes_packet_t * p_pes )
{
netlist_t * p_netlist;
- data_packet_t * p_current_packet;
+ data_packet_t * p_current_packet,* p_next_packet;
/* cast */
p_netlist = (netlist_t *)p_method_data;
p_netlist->i_data_end ++;
p_netlist->i_data_end %= p_netlist->i_nb_data;
- p_netlist->pp_free_data[p_netlist->i_data_end] = p_current_packet;
+
+ /* re initialize*/
+ p_current_packet->p_payload_start = p_current_packet->p_buffer;
+ p_netlist->pp_free_data[p_netlist->i_data_end] = p_current_packet;
+
p_netlist->p_free_iovec[p_netlist->i_data_end].iov_base
= p_current_packet->p_buffer;
- p_current_packet = p_current_packet->p_next;
+ p_next_packet = p_current_packet->p_next;
+ p_current_packet->p_next = NULL;
+ p_current_packet = p_next_packet;
}
/* delete our current PES packet */
* mpeg_system.c: TS, PS and PES management
*****************************************************************************
* Copyright (C) 1998, 1999, 2000 VideoLAN
- * $Id: mpeg_system.c,v 1.35 2001/02/12 07:52:40 sam Exp $
+ * $Id: mpeg_system.c,v 1.36 2001/02/14 15:58:29 henri Exp $
*
* Authors: Christophe Massiot <massiot@via.ecp.fr>
* Michel Lespinasse <walken@via.ecp.fr>
}
p_pes->i_rate = p_input->stream.control.i_rate;
p_pes->p_first = p_data;
-
+
/* If the PES header fits in the first data packet, we can
* already set p_gather->i_pes_real_size. */
if( p_data->p_payload_end - p_data->p_payload_start
{
p_es->i_pes_real_size =
U16_AT(p_data->p_payload_start + 4) + 6;
+
}
else
- {
+ {
p_es->i_pes_real_size = 0;
- }
+ }
}
else
{
}
}
-
+
/*
* TS Demultiplexing
*/
es_ts_data_t * p_es_demux = NULL;
pgrm_ts_data_t * p_pgrm_demux = NULL;
-#define p (p_data->p_buffer)
+ #define p (p_data->p_buffer)
//intf_DbgMsg("input debug: TS-demultiplexing packet %p, pid %d",
// p_ts_packet, U16_AT(&p[1]) & 0x1fff);
/* Find out the elementary stream. */
vlc_mutex_lock( &p_input->stream.stream_lock );
- p_es = input_FindES( p_input, i_pid );
+// kludge
+if ( i_pid == 0x78 )
+{
+ p_es = input_FindES( p_input, 0x78 );
+ p_es->i_type = MPEG2_VIDEO_ES;
+ if( p_es->p_pes == NULL )
+ intf_ErrMsg("Got p_es . p_es->p_pes == null ? %d",p_es->p_pes == NULL);
+}
+else
+{
+ p_es = NULL;
+ b_trash = 1;
+}
+
+
vlc_mutex_lock( &p_input->stream.control.control_lock );
if( p_es == NULL || p_es->p_decoder_fifo == NULL
|| (p_es->b_audio && p_input->stream.control.b_mute) )
vlc_mutex_unlock( &p_input->stream.control.control_lock );
vlc_mutex_unlock( &p_input->stream.stream_lock );
+// kludge
+ if (p_es != NULL )
+ {
+
+ p_es_demux = (es_ts_data_t *)p_es->p_demux_data;
+ p_pgrm_demux = (pgrm_ts_data_t *)p_es->p_pgrm->p_demux_data;
+
+ p_pgrm_demux->i_pcr_pid = 0x78;
+
if( (p_es->p_decoder_fifo != NULL) || (p_pgrm_demux->i_pcr_pid == i_pid) )
{
#ifdef STATS
#endif
/* Extract adaptation field information if any */
+
if( !b_adaptation )
{
/* We don't have any adaptation_field, so payload starts
/* If this is a PCR_PID, and this TS packet contains a
* PCR, we pass it along to the PCR decoder. */
+
if( (p_pgrm_demux->i_pcr_pid == i_pid) && (p[5] & 0x10) )
{
/* There should be a PCR field in the packet, check
} /* valid TS adaptation field ? */
} /* length > 0 */
} /* has adaptation field */
-
/* Check the continuity of the stream. */
i_dummy = ((p[3] & 0x0f) - p_es_demux->i_continuity_counter) & 0x0f;
if( i_dummy == 1 )
{
/* Everything is ok, just increase our counter */
- p_es_demux->i_continuity_counter++;
+ (p_es_demux->i_continuity_counter)++;
}
else
{
} /* continuity */
} /* if selected or PCR */
+ }
+
/* Trash the packet if it has no payload or if it isn't selected */
if( b_trash )
{
- p_input->pf_delete_packet( p_input, p_data );
+
+ p_input->pf_delete_packet( p_input->p_method_data, p_data );
#ifdef STATS
p_input->c_packets_trashed++;
#endif
{
if( p_es_demux->b_psi )
{
+//debug
+//printf("DemuxTS : Was a PSI\n");
/* The payload contains PSI tables */
#if 0
/* FIXME ! write the PSI decoder :p */
else
{
/* The payload carries a PES stream */
- if( b_unit_start )
- input_GatherPES( p_input, p_data, p_es, b_unit_start, b_lost );
+ input_GatherPES( p_input, p_data, p_es, b_unit_start, b_lost );
}
}
#undef p
+
}