* file.c
*****************************************************************************
* Copyright (C) 2001, 2002 VideoLAN
- * $Id: file.c,v 1.2 2003/01/08 10:40:10 fenrir Exp $
+ * $Id$
*
* Authors: Laurent Aimar <fenrir@via.ecp.fr>
* Eric Petit <titer@videolan.org>
#include <sys/types.h>
#include <sys/stat.h>
#include <string.h>
-#include <errno.h>
#include <fcntl.h>
+#include <errno.h>
#include <vlc/vlc.h>
-#include <vlc/input.h>
#include <vlc/sout.h>
#ifdef HAVE_UNISTD_H
# include <unistd.h>
-#elif defined( _MSC_VER ) && defined( _WIN32 ) && !defined( UNDER_CE )
+#elif defined( WIN32 ) && !defined( UNDER_CE )
# include <io.h>
#endif
-/*****************************************************************************
- * Exported prototypes
- *****************************************************************************/
-static int Open ( vlc_object_t * );
-static void Close ( vlc_object_t * );
-
-static int Write( sout_instance_t *, sout_buffer_t * );
-static int Seek( sout_instance_t *, off_t );
+/* For those platforms that don't use these */
+#ifndef S_IRGRP
+# define S_IRGRP 0
+#endif
+#ifndef S_IROTH
+# define S_IROTH 0
+#endif
+#ifndef STDOUT_FILENO
+# define STDOUT_FILENO 1
+#endif
/*****************************************************************************
* Module descriptor
*****************************************************************************/
+static int Open ( vlc_object_t * );
+static void Close( vlc_object_t * );
+
+#define SOUT_CFG_PREFIX "sout-file-"
+#define APPEND_TEXT N_("Append to file")
+#define APPEND_LONGTEXT N_( "Append to file if it exists instead " \
+ "of replacing it.")
+
vlc_module_begin();
- set_description( _("File stream ouput") );
+ set_description( _("File stream output") );
+ set_shortname( N_("File" ));
set_capability( "sout access", 50 );
+ set_category( CAT_SOUT );
+ set_subcategory( SUBCAT_SOUT_ACO );
add_shortcut( "file" );
+ add_shortcut( "stream" );
+ add_bool( SOUT_CFG_PREFIX "append", 0, NULL, APPEND_TEXT,APPEND_LONGTEXT,
+ VLC_TRUE );
set_callbacks( Open, Close );
vlc_module_end();
-typedef struct sout_access_data_s
-{
- FILE *p_file;
-} sout_access_data_t;
+/*****************************************************************************
+ * Exported prototypes
+ *****************************************************************************/
+static const char *ppsz_sout_options[] = {
+ "append", NULL
+};
+
+static int Write( sout_access_out_t *, block_t * );
+static int Seek ( sout_access_out_t *, off_t );
+static int Read ( sout_access_out_t *, block_t * );
+
+struct sout_access_out_sys_t
+{
+ int i_handle;
+};
/*****************************************************************************
* Open: open the file
*****************************************************************************/
static int Open( vlc_object_t *p_this )
{
- sout_instance_t *p_sout = (sout_instance_t*)p_this;
- sout_access_data_t *p_access;
- char * psz_name = p_sout->psz_name;
+ sout_access_out_t *p_access = (sout_access_out_t*)p_this;
+ int i_flags;
+ vlc_value_t val;
- p_access = malloc( sizeof( sout_access_data_t ) );
+ sout_CfgParse( p_access, SOUT_CFG_PREFIX, ppsz_sout_options, p_access->p_cfg );
- if( !( p_access->p_file = fopen( psz_name, "wb" ) ) )
+ if( !( p_access->p_sys = malloc( sizeof( sout_access_out_sys_t ) ) ) )
{
- msg_Err( p_sout, "cannot open `%s'", psz_name );
- free( p_access );
- return( -1 );
+ msg_Err( p_access, "out of memory" );
+ return( VLC_EGENERIC );
}
- p_sout->i_method = SOUT_METHOD_FILE;
- p_sout->p_access_data = p_access;
- p_sout->pf_write = Write;
- p_sout->pf_seek = Seek;
+ if( !p_access->psz_name )
+ {
+ msg_Err( p_access, "no file name specified" );
+ return VLC_EGENERIC;
+ }
+ i_flags = O_RDWR|O_CREAT;
+
+ var_Get( p_access, SOUT_CFG_PREFIX "append", &val );
+ if( val.b_bool )
+ {
+ i_flags |= O_APPEND;
+ }
+ else
+ {
+ i_flags |= O_TRUNC;
+ }
+ if( !strcmp( p_access->psz_name, "-" ) )
+ {
+ p_access->p_sys->i_handle = STDOUT_FILENO;
+ msg_Dbg( p_access, "using stdout" );
+ }
+ else if( ( p_access->p_sys->i_handle =
+ open( p_access->psz_name, i_flags,
+ S_IWRITE | S_IREAD | S_IRGRP | S_IROTH ) ) == -1 )
+ {
+ msg_Err( p_access, "cannot open `%s'", p_access->psz_name );
+ free( p_access->p_sys );
+ return( VLC_EGENERIC );
+ }
+
+ p_access->pf_write = Write;
+ p_access->pf_read = Read;
+ p_access->pf_seek = Seek;
+
+ msg_Dbg( p_access, "file access output opened (`%s')", p_access->psz_name );
+
+ /* Update pace control flag */
+ if( p_access->psz_access && !strcmp( p_access->psz_access, "stream" ) )
+ p_access->p_sout->i_out_pace_nocontrol++;
- msg_Info( p_sout, "Open: name:`%s'", psz_name );
return VLC_SUCCESS;
}
*****************************************************************************/
static void Close( vlc_object_t * p_this )
{
- sout_instance_t *p_sout = (sout_instance_t*)p_this;
- sout_access_data_t *p_access = (sout_access_data_t*)p_sout->p_access_data;
+ sout_access_out_t *p_access = (sout_access_out_t*)p_this;
- if( p_access->p_file )
+ if( strcmp( p_access->psz_name, "-" ) )
{
- fclose( p_access->p_file );
+ if( p_access->p_sys->i_handle )
+ {
+ close( p_access->p_sys->i_handle );
+ }
}
+ free( p_access->p_sys );
- msg_Info( p_sout, "Close" );
+ /* Update pace control flag */
+ if( p_access->psz_access && !strcmp( p_access->psz_access, "stream" ) )
+ p_access->p_sout->i_out_pace_nocontrol--;
+
+ msg_Dbg( p_access, "file access output closed" );
}
/*****************************************************************************
* Read: standard read on a file descriptor.
*****************************************************************************/
-static int Write( sout_instance_t *p_sout, sout_buffer_t *p_buffer )
+static int Read( sout_access_out_t *p_access, block_t *p_buffer )
+{
+ if( strcmp( p_access->psz_name, "-" ) )
+ {
+ return read( p_access->p_sys->i_handle, p_buffer->p_buffer,
+ p_buffer->i_buffer );
+ }
+
+ msg_Err( p_access, "cannot read while using stdout" );
+ return VLC_EGENERIC;
+}
+
+/*****************************************************************************
+ * Write: standard write on a file descriptor.
+ *****************************************************************************/
+static int Write( sout_access_out_t *p_access, block_t *p_buffer )
{
- sout_access_data_t *p_access = (sout_access_data_t*)p_sout->p_access_data;
size_t i_write = 0;
- do
+ while( p_buffer )
{
- sout_buffer_t *p_next;
+ block_t *p_next = p_buffer->p_next;;
- i_write += fwrite( p_buffer->p_buffer, 1, p_buffer->i_size,
- p_access->p_file );
- p_next = p_buffer->p_next;
- sout_BufferDelete( p_sout, p_buffer );
- p_buffer = p_next;
+ i_write += write( p_access->p_sys->i_handle,
+ p_buffer->p_buffer, p_buffer->i_buffer );
+ block_Release( p_buffer );
- } while( p_buffer );
-
-// msg_Dbg( p_sout, "Write: len:%d", (uint32_t)i_write );
+ p_buffer = p_next;
+ }
- return( i_write );
+ return i_write;
}
/*****************************************************************************
* Seek: seek to a specific location in a file
*****************************************************************************/
-static int Seek( sout_instance_t *p_sout, off_t i_pos )
+static int Seek( sout_access_out_t *p_access, off_t i_pos )
{
-
- sout_access_data_t *p_access = (sout_access_data_t*)p_sout->p_access_data;
-
- msg_Dbg( p_sout, "Seek: pos:%lld", (int64_t)i_pos );
- return( fseek( p_access->p_file, i_pos, SEEK_SET ) );
+ if( strcmp( p_access->psz_name, "-" ) )
+ {
+#if defined( WIN32 ) && !defined( UNDER_CE )
+ return( _lseeki64( p_access->p_sys->i_handle, i_pos, SEEK_SET ) );
+#else
+ return( lseek( p_access->p_sys->i_handle, i_pos, SEEK_SET ) );
+#endif
+ }
+ else
+ {
+ msg_Err( p_access, "cannot seek while using stdout" );
+ return VLC_EGENERIC;
+ }
}
-
-
-
projects / vlc / blobdiff