]> git.sesse.net Git - vlc/commitdiff
Elementary Stream input plugin (use it with --input es). Only works with
authorChristophe Massiot <massiot@videolan.org>
Wed, 27 Jun 2001 09:53:57 +0000 (09:53 +0000)
committerChristophe Massiot <massiot@videolan.org>
Wed, 27 Jun 2001 09:53:57 +0000 (09:53 +0000)
video streams at the moment.

include/input.h
include/input_ext-intf.h
include/modules.h
plugins/dvd/input_dvd.c
plugins/mpeg/input_es.c
plugins/mpeg/input_es.h
plugins/mpeg/input_ps.c
plugins/mpeg/input_ts.c
src/input/input.c
src/input/input_clock.c
src/input/input_programs.c

index 4e4a97a2c7f06066b78f7161fb1b779d1ce9290c..da8c1213eb3cdcfa61e889f4c4745fefca76c94b 100644 (file)
@@ -2,7 +2,7 @@
  * input.h: structures of the input not exported to other modules
  *****************************************************************************
  * Copyright (C) 1999, 2000 VideoLAN
- * $Id: input.h,v 1.37 2001/05/30 17:03:11 sam Exp $
+ * $Id: input.h,v 1.38 2001/06/27 09:53:56 massiot Exp $
  *
  * Authors: Christophe Massiot <massiot@via.ecp.fr>
  *
@@ -80,6 +80,8 @@ void input_EscapeAudioDiscontinuity( struct input_thread_s *,
  * Prototypes from input_clock.c
  *****************************************************************************/
 void input_ClockInit( struct pgrm_descriptor_s * );
+int  input_ClockManageControl( struct input_thread_s *,
+                               struct pgrm_descriptor_s *, mtime_t );
 void input_ClockManageRef( struct input_thread_s *,
                            struct pgrm_descriptor_s *, mtime_t );
 mtime_t input_ClockGetTS( struct input_thread_s *,
index a811d2226b888004508aa3859ac0bac8936fb0a7..d48282b8e9c1ec98a112a0378219d51d27ec52be 100644 (file)
@@ -4,7 +4,7 @@
  * control the pace of reading. 
  *****************************************************************************
  * Copyright (C) 1999, 2000 VideoLAN
- * $Id: input_ext-intf.h,v 1.39 2001/06/09 17:01:21 stef Exp $
+ * $Id: input_ext-intf.h,v 1.40 2001/06/27 09:53:56 massiot Exp $
  *
  * Authors: Christophe Massiot <massiot@via.ecp.fr>
  *
@@ -255,6 +255,7 @@ typedef struct i_p_config_s
  * This structure includes all the local static variables of an input thread
  *****************************************************************************/
 struct vout_thread_s;
+struct bit_stream_s;
 
 typedef struct input_thread_s
 {
@@ -273,6 +274,11 @@ typedef struct input_thread_s
     void                 (* pf_open)( struct input_thread_s * );
     void                 (* pf_close)( struct input_thread_s * );
     void                 (* pf_end)( struct input_thread_s * );
+    void                 (* pf_init_bit_stream)( struct bit_stream_s *,
+                              struct decoder_fifo_s *,
+                void (* pf_bitstream_callback)( struct bit_stream_s *,
+                                                boolean_t ),
+                              void * );
 
     /* Read & Demultiplex */
     int                  (* pf_read)( struct input_thread_s *,
index 4e60c05c426d807675ced0c5ebd54ee8cdb8d085..5985ee1b21a16c655ff457b2e0aed37b3cf28d1f 100644 (file)
@@ -2,7 +2,7 @@
  * modules.h : Module management functions.
  *****************************************************************************
  * Copyright (C) 2001 VideoLAN
- * $Id: modules.h,v 1.25 2001/05/30 17:03:11 sam Exp $
+ * $Id: modules.h,v 1.26 2001/06/27 09:53:56 massiot Exp $
  *
  * Authors: Samuel Hocevar <sam@zoy.org>
  *
@@ -78,6 +78,8 @@ struct input_area_s;
 struct imdct_s;
 struct complex_s;
 struct dm_par_s;
+struct bit_stream_s;
+struct decoder_fifo_s;
 
 /* FIXME: not yet used */
 typedef struct probedata_s
@@ -110,6 +112,11 @@ typedef struct function_list_s
             void ( * pf_open ) ( struct input_thread_s * );
             void ( * pf_close )( struct input_thread_s * );
             void ( * pf_end )  ( struct input_thread_s * );
+            void ( * pf_init_bit_stream ) ( struct bit_stream_s *,
+                                            struct decoder_fifo_s *,
+                      void (* pf_bitstream_callback)( struct bit_stream_s *,
+                                                      boolean_t ),
+                                           void * );
 
             int  ( * pf_read ) ( struct input_thread_s *,
                                  struct data_packet_s *
index 4abf7ddea8366ef58edf660bab642e5280d14caa..4036b7345b5458b81dd1c56f9daee7ec2b2ec972 100644 (file)
@@ -10,7 +10,7 @@
  *  -dvd_udf to find files
  *****************************************************************************
  * Copyright (C) 1998-2001 VideoLAN
- * $Id: input_dvd.c,v 1.76 2001/06/15 05:12:30 sam Exp $
+ * $Id: input_dvd.c,v 1.77 2001/06/27 09:53:56 massiot Exp $
  *
  * Author: Stéphane Borel <stef@via.ecp.fr>
  *
@@ -133,6 +133,7 @@ void _M( input_getfunctions )( function_list_t * p_function_list )
     input.pf_open             = DVDOpen;
     input.pf_close            = DVDClose;
     input.pf_end              = DVDEnd;
+    input.pf_init_bit_stream  = InitBitstream;
     input.pf_read             = DVDRead;
     input.pf_set_area         = DVDSetArea;
     input.pf_demux            = input_DemuxPS;
index f1e153e44f844a99ea20dc51a58553ac507eb100..b78621fb473e016b1d19b1db4cb20de4c4af1cd0 100644 (file)
@@ -2,9 +2,9 @@
  * input_es.c: Elementary Stream demux and packet management
  *****************************************************************************
  * Copyright (C) 2001 VideoLAN
- * $Id: input_es.c,v 1.6 2001/06/07 15:27:44 sam Exp $
+ * $Id: input_es.c,v 1.7 2001/06/27 09:53:56 massiot Exp $
  *
- * Authors: 
+ * Author: 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 <fcntl.h>
 
+#if defined( WIN32 )
+#   include <io.h>
+#   include "input_iovec.h"
+#else
+#   include <sys/uio.h>                                      /* struct iovec */
+#endif
+
 #include "config.h"
 #include "common.h"
 #include "threads.h"
@@ -62,6 +69,7 @@
 
 #include "input_es.h"
 #include "mpeg_system.h"
+#include "input_netlist.h"
 
 #include "debug.h"
 
@@ -78,10 +86,12 @@ static void ESInit      ( struct input_thread_s * );
 static void ESEnd       ( struct input_thread_s * );
 static void ESSeek      ( struct input_thread_s *, off_t );
 static void ESDemux     ( struct input_thread_s *, struct data_packet_s * );
-static struct pes_packet_s *  NewPES    ( void * );
-static struct data_packet_s * NewPacket ( void *, size_t );
-static void DeletePacket( void *, struct data_packet_s * );
-static void DeletePES   ( void *, struct pes_packet_s * );
+static void ESNextDataPacket( struct bit_stream_s * );
+static void ESInitBitstream( struct bit_stream_s *, struct decoder_fifo_s *,
+                        void (* pf_bitstream_callback)( struct bit_stream_s *,
+                                                        boolean_t ),
+                        void * );
+
 
 /*****************************************************************************
  * Functions exported as capabilities. They are declared as static so that
@@ -95,13 +105,14 @@ void _M( input_getfunctions )( function_list_t * p_function_list )
     input.pf_open             = NULL; /* Set in ESInit */
     input.pf_close            = NULL;
     input.pf_end              = ESEnd;
+    input.pf_init_bit_stream  = ESInitBitstream;
     input.pf_set_area         = NULL;
     input.pf_read             = ESRead;
     input.pf_demux            = ESDemux;
-    input.pf_new_packet       = NewPacket;
-    input.pf_new_pes          = NewPES;
-    input.pf_delete_packet    = DeletePacket;
-    input.pf_delete_pes       = DeletePES;
+    input.pf_new_packet       = input_NetlistNewPacket;
+    input.pf_new_pes          = input_NetlistNewPES;
+    input.pf_delete_packet    = input_NetlistDeletePacket;
+    input.pf_delete_pes       = input_NetlistDeletePES;
     input.pf_rewind           = NULL;
     input.pf_seek             = ESSeek;
 #undef input
@@ -142,19 +153,34 @@ static int ESProbe( probedata_t *p_data )
  *****************************************************************************/
 static void ESInit( input_thread_t * p_input )
 {
-    thread_es_data_t *  p_method;
+    es_descriptor_t *   p_es;
 
-    if( (p_method =
-         (thread_es_data_t *)malloc( sizeof(thread_es_data_t) )) == NULL )
+    p_input->p_method_data = NULL;
+
+    /* Initialize netlist */
+    if( input_NetlistInit( p_input, NB_DATA, NB_PES, ES_PACKET_SIZE,
+                           INPUT_READ_ONCE ) )
     {
-        intf_ErrMsg( "Out of memory" );
-        p_input->b_error = 1;
+        intf_ErrMsg( "ES input : Could not initialize netlist" );
         return;
     }
-    p_input->p_plugin_data = (void *)p_method;
 
     p_input->pf_open  = p_input->pf_file_open;
     p_input->pf_close = p_input->pf_file_close;
+
+    /* FIXME : detect if InitStream failed */
+    input_InitStream( p_input, 0 );
+    input_AddProgram( p_input, 0, 0 );
+    vlc_mutex_lock( &p_input->stream.stream_lock );
+    p_es = input_AddES( p_input, p_input->stream.pp_programs[0], 0xE0, 0 );
+    p_es->i_stream_id = 0xE0;
+    p_es->i_type = MPEG1_VIDEO_ES;
+    p_es->i_cat = VIDEO_ES;
+    input_SelectES( p_input, p_es );
+    p_input->stream.i_method = INPUT_METHOD_FILE;
+    p_input->stream.p_selected_area->i_tell = 0;
+    p_input->stream.pp_programs[0]->b_is_ok = 1;
+    vlc_mutex_unlock( &p_input->stream.stream_lock );
 }
 
 /*****************************************************************************
@@ -162,39 +188,6 @@ static void ESInit( input_thread_t * p_input )
  *****************************************************************************/
 static void ESEnd( input_thread_t * p_input )
 {
-    /* XXX */
-
-    free( p_input->p_plugin_data );
-}
-
-/*****************************************************************************
- * SafeRead: reads a chunk of stream and correctly detects errors
- *****************************************************************************/
-static __inline__ int SafeRead( input_thread_t * p_input, byte_t * p_buffer,
-                                size_t i_len )
-{
-    thread_es_data_t *  p_method;
-    int                 i_error;
-
-    p_method = (thread_es_data_t *)p_input->p_plugin_data;
-    while( fread( p_buffer, i_len, 1, p_method->stream ) != 1 )
-    {
-        if( feof( p_method->stream ) )
-        {
-            return( 1 );
-        }
-
-        if( (i_error = ferror( p_method->stream )) )
-        {
-            intf_ErrMsg( "Read failed (%s)", strerror(i_error) );
-            return( -1 );
-        }
-    }
-    vlc_mutex_lock( &p_input->stream.stream_lock );
-    p_input->stream.p_selected_area->i_tell += i_len;
-    vlc_mutex_unlock( &p_input->stream.stream_lock );
-
-    return( 0 );
 }
 
 /*****************************************************************************
@@ -206,7 +199,30 @@ static __inline__ int SafeRead( input_thread_t * p_input, byte_t * p_buffer,
 static int ESRead( input_thread_t * p_input,
                    data_packet_t * pp_packets[INPUT_READ_ONCE] )
 {
-    /* XXX */
+    int             i_read;
+    struct iovec  * p_iovec;
+
+    /* Get iovecs */
+    p_iovec = input_NetlistGetiovec( p_input->p_method_data );
+
+    if ( p_iovec == NULL )
+    {
+        return( -1 ); /* empty netlist */
+    }
+
+    memset( pp_packets, 0, INPUT_READ_ONCE * sizeof(data_packet_t *) );
+
+    i_read = readv( p_input->i_handle, p_iovec, INPUT_READ_ONCE );
+    if( i_read == -1 )
+    {
+        intf_ErrMsg( "input error: ES readv error" );
+        return( -1 );
+    }
+
+    input_NetlistMviovec( p_input->p_method_data,
+             (int)(i_read/ES_PACKET_SIZE), pp_packets );
+
+    p_input->stream.p_selected_area->i_tell += i_read;
 
     return( 0 );
 }
@@ -216,65 +232,125 @@ static int ESRead( input_thread_t * p_input,
  *****************************************************************************/
 static void ESSeek( input_thread_t * p_input, off_t i_position )
 {
-    thread_es_data_t *  p_method;
-
-    p_method = (thread_es_data_t *)p_input->p_plugin_data;
-
-    /* A little bourrin but should work for a while --Meuuh */
-#ifndef WIN32
-    fseeko( p_method->stream, i_position, SEEK_SET );
-#else
-    fseek( p_method->stream, (long)i_position, SEEK_SET );
-#endif
+    lseek( p_input->i_handle, i_position, SEEK_SET );
 
     p_input->stream.p_selected_area->i_tell = i_position;
 }
 
-void ESDemux( input_thread_t * p_input, data_packet_t * p_data )
-{
-    /* XXX */
-}
-
-/*
- * Packet management utilities
- */
-
 /*****************************************************************************
- * NewPacket: allocates a data packet
+ * ESDemux: fakes a demultiplexer
  *****************************************************************************/
-static struct data_packet_s * NewPacket( void * p_packet_cache,
-                                         size_t l_size )
-{ 
-    /* XXX */
+static void ESDemux( input_thread_t * p_input, data_packet_t * p_data )
+{
+    pes_packet_t *  p_pes = p_input->pf_new_pes( p_input->p_method_data );
+    decoder_fifo_t * p_fifo =
+        p_input->stream.pp_programs[0]->pp_es[0]->p_decoder_fifo;
 
-    return NULL;
-}
+    if( p_pes == NULL )
+    {
+        intf_ErrMsg("Out of memory");
+        p_input->b_error = 1;
+        return;
+    }
 
+    p_pes->i_rate = p_input->stream.control.i_rate;
+    p_pes->p_first = p_data;
 
-/*****************************************************************************
- * NewPES: allocates a pes packet
- *****************************************************************************/
-static pes_packet_t * NewPES( void * p_packet_cache )
-{
-    /* XXX */
+    if( (p_input->stream.pp_programs[0]->i_synchro_state == SYNCHRO_REINIT)
+         | (input_ClockManageControl( p_input, p_input->stream.pp_programs[0],
+                                  (mtime_t)0 ) == PAUSE_S) )
+    {
+        intf_WarnMsg( 2, "synchro reinit" );
+        p_pes->i_pts = mdate() + DEFAULT_PTS_DELAY;
+        p_input->stream.pp_programs[0]->i_synchro_state = SYNCHRO_OK;
+    }
+
+    input_DecodePES( p_fifo, p_pes );
 
-    return NULL;
+    vlc_mutex_lock( &p_fifo->data_lock );
+    if( ( (DECODER_FIFO_END( *p_fifo ) - DECODER_FIFO_START( *p_fifo ))
+            & FIFO_SIZE ) >= MAX_PACKETS_IN_FIFO )
+    {
+        vlc_cond_wait( &p_fifo->data_wait, &p_fifo->data_lock );
+    }
+    vlc_mutex_unlock( &p_fifo->data_lock );
 }
 
 /*****************************************************************************
- * DeletePacket: deletes a data packet
+ * ESNextDataPacket: signals the input thread if there isn't enough packets
+ * available
  *****************************************************************************/
-static void DeletePacket( void * p_packet_cache,
-                          data_packet_t * p_data )
+static void ESNextDataPacket( bit_stream_t * p_bit_stream )
 {
-    /* XXX */
+    decoder_fifo_t *    p_fifo = p_bit_stream->p_decoder_fifo;
+    boolean_t           b_new_pes;
+
+    /* We are looking for the next data packet that contains real data,
+     * and not just a PES header */
+    do
+    {
+        /* We were reading the last data packet of this PES packet... It's
+         * time to jump to the next PES packet */
+        if( p_bit_stream->p_data->p_next == NULL )
+        {
+            /* We are going to read/write the start and end indexes of the
+             * decoder fifo and to use the fifo's conditional variable,
+             * that's why we need to take the lock before. */
+            vlc_mutex_lock( &p_fifo->data_lock );
+
+            /* Free the previous PES packet. */
+            p_fifo->pf_delete_pes( p_fifo->p_packets_mgt,
+                                   DECODER_FIFO_START( *p_fifo ) );
+            DECODER_FIFO_INCSTART( *p_fifo );
+
+            if( DECODER_FIFO_ISEMPTY( *p_fifo ) )
+            {
+                /* Signal the input thread we're waiting. */
+                vlc_cond_signal( &p_fifo->data_wait );
+
+                /* Wait for the input to tell us when we receive a packet. */
+                vlc_cond_wait( &p_fifo->data_wait, &p_fifo->data_lock );
+            }
+
+            /* The next byte could be found in the next PES packet */
+            p_bit_stream->p_data = DECODER_FIFO_START( *p_fifo )->p_first;
+
+            vlc_mutex_unlock( &p_fifo->data_lock );
+
+            b_new_pes = 1;
+        }
+        else
+        {
+            /* Perhaps the next data packet of the current PES packet contains
+             * real data (ie its payload's size is greater than 0). */
+            p_bit_stream->p_data = p_bit_stream->p_data->p_next;
+
+            b_new_pes = 0;
+        }
+    } while ( p_bit_stream->p_data->p_payload_start
+               == p_bit_stream->p_data->p_payload_end );
+
+    /* We've found a data packet which contains interesting data... */
+    p_bit_stream->p_byte = p_bit_stream->p_data->p_payload_start;
+    p_bit_stream->p_end  = p_bit_stream->p_data->p_payload_end;
+
+    /* Call back the decoder. */
+    if( p_bit_stream->pf_bitstream_callback != NULL )
+    {
+        p_bit_stream->pf_bitstream_callback( p_bit_stream, b_new_pes );
+    }
 }
 
 /*****************************************************************************
- * DeletePES: deletes a PES packet and associated data packets
+ * ESInitBitstream: changes pf_next_data_packet
  *****************************************************************************/
-static void DeletePES( void * p_packet_cache, pes_packet_t * p_pes )
+static void ESInitBitstream( bit_stream_t * p_bit_stream,
+                             decoder_fifo_t * p_decoder_fifo,
+                        void (* pf_bitstream_callback)( struct bit_stream_s *,
+                                                        boolean_t ),
+                            void * p_callback_arg )
 {
-    /* XXX */
+    InitBitstream( p_bit_stream, p_decoder_fifo, pf_bitstream_callback,
+                   p_callback_arg );
+    p_bit_stream->pf_next_data_packet = ESNextDataPacket;
 }
-
index 81f9ab7679118c824f7308eabceba028928de446..484e7bdca600f5639112d8a53953583b7e96393a 100644 (file)
@@ -2,7 +2,7 @@
  * input_es.h: thread structure of the ES plugin
  *****************************************************************************
  * Copyright (C) 2001 VideoLAN
- * $Id: input_es.h,v 1.1 2001/04/20 15:02:48 sam Exp $
+ * $Id: input_es.h,v 1.2 2001/06/27 09:53:56 massiot Exp $
  *
  * Authors: 
  *
  * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111, USA.
  *****************************************************************************/
 
-/*****************************************************************************
- * thread_es_data_t: extension of input_thread_t
- *****************************************************************************/
-typedef struct thread_es_data_s
-{
-    /* We're necessarily reading a file. */
-    FILE *                  stream;
-} thread_es_data_t;
-
+#define NB_DATA 8192
+#define NB_PES  4096
+#define ES_PACKET_SIZE 2048
+#define MAX_PACKETS_IN_FIFO 14
index c82fdaf87970f25062942fc15bd89dd676c1b912..b5ddc03f079a58c27a7a10302c61409347056457 100644 (file)
@@ -2,7 +2,7 @@
  * input_ps.c: PS demux and packet management
  *****************************************************************************
  * Copyright (C) 1998, 1999, 2000 VideoLAN
- * $Id: input_ps.c,v 1.28 2001/06/03 12:47:21 sam Exp $
+ * $Id: input_ps.c,v 1.29 2001/06/27 09:53:56 massiot Exp $
  *
  * Authors: Christophe Massiot <massiot@via.ecp.fr>
  *          Cyril Deguet <asmax@via.ecp.fr>
@@ -99,6 +99,7 @@ void _M( input_getfunctions )( function_list_t * p_function_list )
     input.pf_open             = NULL; /* Set in PSInit */
     input.pf_close            = NULL;
     input.pf_end              = PSEnd;
+    input.pf_init_bit_stream  = InitBitstream;
     input.pf_set_area         = NULL;
     input.pf_read             = PSRead;
     input.pf_demux            = input_DemuxPS;
index 5717e56607e387e61e0d0d8374eb1c5a633b92a8..050ae87d0e068d28faa8bff4a088334e0e4a85ad 100644 (file)
@@ -2,7 +2,7 @@
  * input_ts.c: TS demux and netlist management
  *****************************************************************************
  * Copyright (C) 1998, 1999, 2000 VideoLAN
- * $Id: input_ts.c,v 1.27 2001/06/21 07:22:03 sam Exp $
+ * $Id: input_ts.c,v 1.28 2001/06/27 09:53:57 massiot Exp $
  *
  * Authors: Henri Fallon <henri@videolan.org>
  *
@@ -106,6 +106,7 @@ void _M( input_getfunctions )( function_list_t * p_function_list )
     input.pf_open             = TSFakeOpen;
     input.pf_close            = NULL;              /* Will be set by pf_open */
     input.pf_end              = TSEnd;
+    input.pf_init_bit_stream  = InitBitstream;
     input.pf_set_area         = NULL;
     input.pf_read             = TSRead;
     input.pf_demux            = input_DemuxTS;
@@ -273,7 +274,8 @@ static int TSRead( input_thread_t * p_input,
                    data_packet_t * pp_packets[INPUT_READ_ONCE] )
 {
     thread_ts_data_t    * p_method;
-    unsigned int    i_read, i_loop;
+    unsigned int    i_loop;
+    int             i_read;
     int             i_data = 0;
     struct iovec  * p_iovec;
     struct timeval  timeout;
index f9cfeaa6dc774993c0dd253827ebabca76aa2088..2bfb0315fcc55f366bb3636875d5e580ee0a0825 100644 (file)
@@ -4,7 +4,7 @@
  * decoders.
  *****************************************************************************
  * Copyright (C) 1998, 1999, 2000 VideoLAN
- * $Id: input.c,v 1.124 2001/06/21 07:22:03 sam Exp $
+ * $Id: input.c,v 1.125 2001/06/27 09:53:57 massiot Exp $
  *
  * Authors: Christophe Massiot <massiot@via.ecp.fr>
  *
@@ -407,6 +407,7 @@ static int InitThread( input_thread_t * p_input )
         p_input->pf_close         = f.pf_close;
     }
     p_input->pf_end           = f.pf_end;
+    p_input->pf_init_bit_stream= f.pf_init_bit_stream;
     p_input->pf_read          = f.pf_read;
     p_input->pf_set_area      = f.pf_set_area;
     p_input->pf_demux         = f.pf_demux;
index e4d2ea095b57e9127e3f2589691d16ff12c6b78c..452cd8871b14eb4d65d7370e7f2c9c47975fba2c 100644 (file)
@@ -2,7 +2,7 @@
  * input_clock.c: Clock/System date convertions, stream management
  *****************************************************************************
  * Copyright (C) 1999, 2000 VideoLAN
- * $Id: input_clock.c,v 1.17 2001/06/09 17:01:22 stef Exp $
+ * $Id: input_clock.c,v 1.18 2001/06/27 09:53:57 massiot Exp $
  *
  * Authors: Christophe Massiot <massiot@via.ecp.fr>
  *
@@ -140,6 +140,78 @@ void input_ClockInit( pgrm_descriptor_t * p_pgrm )
     p_pgrm->c_average_count = 0;
 }
 
+/*****************************************************************************
+ * input_ClockManageControl: handles the messages from the interface
+ *****************************************************************************
+ * Returns UNDEF_S if nothing happened, PAUSE_S if the stream was paused
+ *****************************************************************************/
+int input_ClockManageControl( input_thread_t * p_input,
+                               pgrm_descriptor_t * p_pgrm, mtime_t i_clock )
+{
+    int i_return_value = UNDEF_S;
+
+    vlc_mutex_lock( &p_input->stream.stream_lock );
+
+    if( p_input->stream.i_new_status == PAUSE_S )
+    {
+        int i_old_status;
+        vlc_mutex_lock( &p_input->stream.control.control_lock );
+        i_old_status = p_input->stream.control.i_status;
+
+        p_input->stream.control.i_status = PAUSE_S;
+        vlc_cond_wait( &p_input->stream.stream_wait,
+                       &p_input->stream.stream_lock );
+        ClockNewRef( p_input, p_pgrm, i_clock, mdate() );
+
+        if( p_input->stream.i_new_status == PAUSE_S )
+        { 
+            /* PAUSE_S undoes the pause state: Return to old state. */
+            p_input->stream.control.i_status = i_old_status;
+            p_input->stream.i_new_status = UNDEF_S;
+            p_input->stream.i_new_rate = UNDEF_S;
+        }
+
+        /* We handle i_new_status != PAUSE_S below... */
+        vlc_mutex_unlock( &p_input->stream.control.control_lock );
+
+        i_return_value = PAUSE_S;
+    }
+
+    if( p_input->stream.i_new_status != UNDEF_S )
+    {
+        vlc_mutex_lock( &p_input->stream.control.control_lock );
+
+        p_input->stream.control.i_status = p_input->stream.i_new_status;
+
+        ClockNewRef( p_input, p_pgrm, i_clock,
+                     ClockToSysdate( p_input, p_pgrm, i_clock ) );
+
+        if( p_input->stream.control.i_status == PLAYING_S )
+        {
+            p_input->stream.control.i_rate = DEFAULT_RATE;
+            p_input->stream.control.b_mute = 0;
+        }
+        else
+        {
+            p_input->stream.control.i_rate = p_input->stream.i_new_rate;
+            p_input->stream.control.b_mute = 1;
+
+            /* Feed the audio decoders with a NULL packet to avoid
+             * discontinuities. */
+            input_EscapeAudioDiscontinuity( p_input, p_pgrm );
+        }
+
+        p_input->stream.i_new_status = UNDEF_S;
+        p_input->stream.i_new_rate = UNDEF_S;
+
+        vlc_mutex_unlock( &p_input->stream.control.control_lock );
+    }
+
+    vlc_mutex_unlock( &p_input->stream.stream_lock );
+
+    return( i_return_value );
+}
+
 /*****************************************************************************
  * input_ClockManageRef: manages a clock reference
  *****************************************************************************/
@@ -193,62 +265,7 @@ void input_ClockManageRef( input_thread_t * p_input,
             mwait( p_pgrm->last_syscr );
 
             /* Now take into account interface changes. */
-            vlc_mutex_lock( &p_input->stream.stream_lock );
-
-            if( p_input->stream.i_new_status == PAUSE_S )
-            {
-                int i_old_status;
-                vlc_mutex_lock( &p_input->stream.control.control_lock );
-                i_old_status = p_input->stream.control.i_status;
-
-                p_input->stream.control.i_status = PAUSE_S;
-                vlc_cond_wait( &p_input->stream.stream_wait,
-                               &p_input->stream.stream_lock );
-                ClockNewRef( p_input, p_pgrm, i_clock, mdate() );
-
-                if( p_input->stream.i_new_status == PAUSE_S )
-                { 
-                    /* PAUSE_S undoes the pause state: Return to old state. */
-                    p_input->stream.control.i_status = i_old_status;
-                    p_input->stream.i_new_status = UNDEF_S;
-                    p_input->stream.i_new_rate = UNDEF_S;
-                }
-
-                /*  We handle i_new_status != PAUSE_S below... */
-                vlc_mutex_unlock( &p_input->stream.control.control_lock );
-            }
-
-            if( p_input->stream.i_new_status != UNDEF_S )
-            {
-                vlc_mutex_lock( &p_input->stream.control.control_lock );
-
-                p_input->stream.control.i_status = p_input->stream.i_new_status;
-
-                ClockNewRef( p_input, p_pgrm, i_clock,
-                           ClockToSysdate( p_input, p_pgrm, i_clock ) );
-
-                if( p_input->stream.control.i_status == PLAYING_S )
-                {
-                    p_input->stream.control.i_rate = DEFAULT_RATE;
-                    p_input->stream.control.b_mute = 0;
-                }
-                else
-                {
-                    p_input->stream.control.i_rate = p_input->stream.i_new_rate;
-                    p_input->stream.control.b_mute = 1;
-
-                    /* Feed the audio decoders with a NULL packet to avoid
-                     * discontinuities. */
-                    input_EscapeAudioDiscontinuity( p_input, p_pgrm );
-                }
-
-                p_input->stream.i_new_status = UNDEF_S;
-                p_input->stream.i_new_rate = UNDEF_S;
-
-                vlc_mutex_unlock( &p_input->stream.control.control_lock );
-            }
-
-            vlc_mutex_unlock( &p_input->stream.stream_lock );
+            input_ClockManageControl( p_input, p_pgrm, i_clock );
         }
         else
         {
index b4df05a0abfa816cc9b7efa7e57132c614fde217..bc1f68018c8d3f38a2633efabe599594bb98c0fe 100644 (file)
@@ -2,7 +2,7 @@
  * input_programs.c: es_descriptor_t, pgrm_descriptor_t management
  *****************************************************************************
  * Copyright (C) 1999, 2000 VideoLAN
- * $Id: input_programs.c,v 1.58 2001/06/12 18:16:49 stef Exp $
+ * $Id: input_programs.c,v 1.59 2001/06/27 09:53:57 massiot Exp $
  *
  * Authors: Christophe Massiot <massiot@via.ecp.fr>
  *
@@ -520,7 +520,7 @@ static int InitDecConfig( input_thread_t * p_input, es_descriptor_t * p_es,
     p_config->p_decoder_fifo->pf_delete_pes = p_input->pf_delete_pes;
     p_es->p_decoder_fifo = p_config->p_decoder_fifo;
 
-    p_config->pf_init_bit_stream = InitBitstream;
+    p_config->pf_init_bit_stream = p_input->pf_init_bit_stream;
 
     p_input->stream.i_selected_es_number++;