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modules/misc/svg.c: fix SVG rendering

This commit is contained in:
Olivier Aubert 2006-07-19 12:54:13 +00:00
parent 5ca8805a8f
commit 1685c92307
1 changed files with 26 additions and 9 deletions
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35
modules/misc/svg.c
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@ -36,7 +36,6 @@
#ifdef HAVE_SYS_TYPES_H
# include <sys/types.h>
#endif
#include <sys/stat.h>
#ifdef HAVE_UNISTD_H
# include <unistd.h>
@ -44,6 +43,8 @@
# include <io.h>
#endif
#include <glib.h>
#include <glib/gstdio.h>
#include <glib-object.h> /* g_object_unref( ) */
#include <librsvg-2/librsvg/rsvg.h>
@ -146,7 +147,7 @@ static int Create( vlc_object_t *p_this )
p_filter->p_sys = p_sys;
/* MUST call this before any RSVG funcs */
g_type_init ();
rsvg_init( );
return VLC_SUCCESS;
}
@ -234,6 +235,7 @@ static void Destroy( vlc_object_t *p_this )
free( p_sys->psz_template );
free( p_sys );
rsvg_term( );
}
/*****************************************************************************
@ -261,7 +263,7 @@ static int Render( filter_t *p_filter, subpicture_region_t *p_region,
if( p_svg->p_rendition == NULL ) {
svg_RenderPicture( p_filter, p_svg );
if( ! p_svg )
if( ! p_svg->p_rendition )
{
msg_Err( p_filter, "Cannot render SVG" );
return VLC_EGENERIC;
@ -397,22 +399,37 @@ static void svg_RenderPicture( filter_t *p_filter,
RsvgHandle *p_handle;
GError *error = NULL;
p_svg->p_rendition = NULL;
p_handle = rsvg_handle_new();
if( !p_handle )
{
msg_Err( p_filter, "Error creating SVG reader: %s", error->message );
return;
}
rsvg_handle_set_size_callback( p_handle, svg_SizeCallback, p_filter, NULL );
rsvg_handle_write( p_handle,
( guchar* )p_svg->psz_text, strlen( p_svg->psz_text ) + 1,
&error );
if( error != NULL )
if( ! rsvg_handle_write( p_handle,
( guchar* )p_svg->psz_text, strlen( p_svg->psz_text ),
&error ) )
{
msg_Err( p_filter, "error while rendering SVG: %s\n", error->message );
g_object_unref( G_OBJECT( p_handle ) );
return;
}
if( ! rsvg_handle_close( p_handle, &error ) )
{
msg_Err( p_filter, "error while rendering SVG (close): %s\n", error->message );
g_object_unref( G_OBJECT( p_handle ) );
return;
}
rsvg_handle_close( p_handle, &error );
p_svg->p_rendition = rsvg_handle_get_pixbuf( p_handle );
rsvg_handle_free( p_handle );
g_object_unref( G_OBJECT( p_handle ) );
}