/*****************************************************************************
* mpjpeg.c: mime multipart jpeg muxer module for vlc
*****************************************************************************
- * Copyright (C) 2001, 2002 VideoLAN
- * $Id: dummy.c 7047 2004-03-11 17:37:50Z fenrir $
+ * Copyright (C) 2001, 2002, 2006 the VideoLAN team
+ * $Id$
*
- * Authors: Sigmund Augdal <sigmunau@idi.ntnu.no>
+ * Authors: Sigmund Augdal Helberg <dnumgis@videolan.org>
*
* 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
*
* 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.
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
*****************************************************************************/
/*****************************************************************************
* Preamble
*****************************************************************************/
-#include <stdlib.h>
+
+#ifdef HAVE_CONFIG_H
+# include "config.h"
+#endif
#include <vlc/vlc.h>
-#include <vlc/sout.h>
+#include <vlc_plugin.h>
+#include <vlc_sout.h>
+#include <vlc_block.h>
-#define SEPARATOR "\n--This Random String\n" \
- "Content-Type: image/jpeg\n\n"
/*****************************************************************************
* Module descriptor
*****************************************************************************/
static int Open ( vlc_object_t * );
static void Close ( vlc_object_t * );
+#define SOUT_CFG_PREFIX "sout-mpjpeg-"
+
vlc_module_begin();
- set_description( _("Multipart jpeg muxer") );
+ set_shortname( "MPJPEG" );
+ set_description( N_("Multipart JPEG muxer") );
set_capability( "sout mux", 5 );
+ add_obsolete_string( SOUT_CFG_PREFIX "separator" );
+ set_category( CAT_SOUT );
+ set_subcategory( SUBCAT_SOUT_MUX );
set_callbacks( Open, Close );
add_shortcut( "mpjpeg" );
vlc_module_end();
static int DelStream( sout_mux_t *, sout_input_t * );
static int Mux ( sout_mux_t * );
-struct sout_mux_sys_t
-{
- block_t *p_separator;
- vlc_bool_t b_send_headers;
-};
+/* This pseudo-random sequence is unlikely to ever happen */
+/* This should be the same as in src/network/httpd.c */
+#define BOUNDARY "7b3cc56e5f51db803f790dad720ed50a"
/*****************************************************************************
* Open:
static int Open( vlc_object_t *p_this )
{
sout_mux_t *p_mux = (sout_mux_t*)p_this;
- sout_mux_sys_t *p_sys;
msg_Dbg( p_mux, "Multipart jpeg muxer opened" );
p_mux->pf_addstream = AddStream;
p_mux->pf_delstream = DelStream;
p_mux->pf_mux = Mux;
-
- p_sys = p_mux->p_sys = malloc( sizeof(sout_mux_sys_t) );
- p_sys->b_send_headers = VLC_TRUE;
- p_sys->p_separator = block_New( p_mux, sizeof(SEPARATOR) - 1 );
- memcpy( p_sys->p_separator->p_buffer, SEPARATOR, sizeof(SEPARATOR) - 1 );
+ p_mux->p_sys = NULL;
return VLC_SUCCESS;
}
static void Close( vlc_object_t * p_this )
{
- sout_mux_t *p_mux = (sout_mux_t*)p_this;
- sout_mux_sys_t *p_sys = p_mux->p_sys;
-
- msg_Dbg( p_mux, "Multipart jpeg muxer closed" );
- block_Release( p_sys->p_separator );
- free( p_sys );
+ /* TODO: send the ending boundary ("\r\n--"BOUNDARY"--\r\n"),
+ * but is the access_output still useable?? */
+ msg_Dbg( p_this, "Multipart jpeg muxer closed" );
}
static int Control( sout_mux_t *p_mux, int i_query, va_list args )
{
- vlc_bool_t *pb_bool;
+ VLC_UNUSED(p_mux);
+ bool *pb_bool;
char **ppsz;
- switch( i_query )
- {
- case MUX_CAN_ADD_STREAM_WHILE_MUXING:
- pb_bool = (vlc_bool_t*)va_arg( args, vlc_bool_t * );
- *pb_bool = VLC_TRUE;
- return VLC_SUCCESS;
+ switch( i_query )
+ {
+ case MUX_CAN_ADD_STREAM_WHILE_MUXING:
+ pb_bool = (bool*)va_arg( args, bool * );
+ *pb_bool = true;
+ return VLC_SUCCESS;
- case MUX_GET_ADD_STREAM_WAIT:
- pb_bool = (vlc_bool_t*)va_arg( args, vlc_bool_t * );
- *pb_bool = VLC_TRUE;
- return VLC_SUCCESS;
+ case MUX_GET_ADD_STREAM_WAIT:
+ pb_bool = (bool*)va_arg( args, bool * );
+ *pb_bool = true;
+ return VLC_SUCCESS;
- case MUX_GET_MIME:
- ppsz = (char**)va_arg( args, char ** );
- *ppsz = strdup( "image/jpeg" );
- return VLC_SUCCESS;
+ case MUX_GET_MIME:
+ ppsz = (char**)va_arg( args, char ** );
+ *ppsz = strdup( "multipart/x-mixed-replace; boundary="BOUNDARY );
+ return VLC_SUCCESS;
default:
return VLC_EGENERIC;
- }
+ }
}
static int AddStream( sout_mux_t *p_mux, sout_input_t *p_input )
}
msg_Dbg( p_mux, "adding input" );
- if( p_input->p_fmt->i_codec != VLC_FOURCC('M','J','P','G') )
+ if( p_input->p_fmt->i_codec != VLC_FOURCC('M','J','P','G') &&
+ p_input->p_fmt->i_codec != VLC_FOURCC('m','j','p','g') &&
+ p_input->p_fmt->i_codec != VLC_FOURCC('j','p','e','g') &&
+ p_input->p_fmt->i_codec != VLC_FOURCC('J','P','E','G') &&
+ p_input->p_fmt->i_codec != VLC_FOURCC('J','F','I','F') &&
+ p_input->p_fmt->i_codec != VLC_FOURCC('J','P','G','L') &&
+ p_input->p_fmt->i_codec != VLC_FOURCC('m','j','p','a') )
{
return VLC_EGENERIC;
}
static int DelStream( sout_mux_t *p_mux, sout_input_t *p_input )
{
+ VLC_UNUSED(p_input);
msg_Dbg( p_mux, "removing input" );
return VLC_SUCCESS;
}
static int Mux( sout_mux_t *p_mux )
{
block_fifo_t *p_fifo;
- sout_mux_sys_t *p_sys = p_mux->p_sys;
- int i_count;
-
- if( p_sys->b_send_headers )
- {
- block_t *p_header = block_New( p_mux, sizeof(SEPARATOR) - 2);
- memcpy( p_header->p_buffer, &SEPARATOR[1], sizeof(SEPARATOR) - 2 );
- p_header->i_flags |= BLOCK_FLAG_HEADER;
- sout_AccessOutWrite( p_mux->p_access, p_header );
- p_sys->b_send_headers = VLC_FALSE;
- }
if( !p_mux->i_nb_inputs ) return VLC_SUCCESS;
p_fifo = p_mux->pp_inputs[0]->p_fifo;
- i_count = p_fifo->i_depth;
- while( i_count > 0 )
+
+ while( block_FifoCount( p_fifo ) > 0 )
{
+ static const char psz_hfmt[] = "\r\n"
+ "--"BOUNDARY"\r\n"
+ "Content-Type: image/jpeg\r\n"
+ "Content-Length: %u\r\n"
+ "\r\n";
block_t *p_data = block_FifoGet( p_fifo );
- sout_AccessOutWrite( p_mux->p_access,
- block_Duplicate( p_sys->p_separator ) );
- sout_AccessOutWrite( p_mux->p_access, p_data );
+ block_t *p_header = block_New( p_mux, sizeof( psz_hfmt ) + 20 );
- i_count--;
+ if( p_header == NULL ) /* uho! */
+ {
+ block_Release( p_data );
+ continue;
+ }
+
+ p_header->i_buffer =
+ snprintf( (char *)p_header->p_buffer, p_header->i_buffer,
+ psz_hfmt, p_data->i_buffer );
+ p_header->i_flags |= BLOCK_FLAG_HEADER;
+ sout_AccessOutWrite( p_mux->p_access, p_header );
+ sout_AccessOutWrite( p_mux->p_access, p_data );
}
return VLC_SUCCESS;
projects / vlc / blobdiff