uint8_t *alpha;
};
+static void load_filenames( producer_pixbuf this, mlt_properties producer_properties );
+static void refresh_image( mlt_frame frame, int width, int height );
static int producer_get_frame( mlt_producer parent, mlt_frame_ptr frame, int index );
static void producer_close( mlt_producer parent );
mlt_properties_set_int( properties, "ttl", 25 );
mlt_properties_set_int( properties, "aspect_ratio", 1 );
mlt_properties_set_int( properties, "progressive", 1 );
-
+
+ // Validate the resource
+ if ( filename )
+ load_filenames( this, properties );
+ if ( this->count )
+ {
+ mlt_frame frame = mlt_frame_init( MLT_PRODUCER_SERVICE( producer ) );
+ if ( frame )
+ {
+ mlt_properties properties = MLT_FRAME_PROPERTIES( frame );
+ mlt_properties_set_data( properties, "producer_pixbuf", this, 0, NULL, NULL );
+ mlt_frame_set_position( frame, mlt_producer_position( producer ) );
+ mlt_properties_set_position( properties, "pixbuf_position", mlt_producer_position( producer ) );
+ refresh_image( frame, 0, 0 );
+ mlt_frame_close( frame );
+ }
+ }
+ if ( this->width == 0 )
+ {
+ producer_close( producer );
+ producer = NULL;
+ }
return producer;
}
free( this );
return NULL;
}
+static void load_filenames( producer_pixbuf this, mlt_properties producer_properties )
+{
+ char *filename = mlt_properties_get( producer_properties, "resource" );
+ this->filenames = mlt_properties_new( );
+
+ // Read xml string
+ if ( strstr( filename, "<svg" ) )
+ {
+ // Generate a temporary file for the svg
+ char fullname[ 1024 ] = "/tmp/mlt.XXXXXX";
+ int fd = mkstemp( fullname );
+
+ if ( fd > -1 )
+ {
+ // Write the svg into the temp file
+ ssize_t remaining_bytes;
+ char *xml = filename;
+
+ // Strip leading crap
+ while ( xml[0] != '<' )
+ xml++;
+
+ remaining_bytes = strlen( xml );
+ while ( remaining_bytes > 0 )
+ remaining_bytes -= write( fd, xml + strlen( xml ) - remaining_bytes, remaining_bytes );
+ close( fd );
+
+ mlt_properties_set( this->filenames, "0", fullname );
+
+ // Teehe - when the producer closes, delete the temp file and the space allo
+ mlt_properties_set_data( producer_properties, "__temporary_file__", fullname, 0, ( mlt_destructor )unlink, NULL );
+ }
+ }
+ // Obtain filenames
+ else if ( strchr( filename, '%' ) != NULL )
+ {
+ // handle picture sequences
+ int i = mlt_properties_get_int( producer_properties, "begin" );
+ int gap = 0;
+ char full[1024];
+ int keyvalue = 0;
+ char key[ 50 ];
+
+ while ( gap < 100 )
+ {
+ struct stat buf;
+ snprintf( full, 1023, filename, i ++ );
+ if ( stat( full, &buf ) == 0 )
+ {
+ sprintf( key, "%d", keyvalue ++ );
+ mlt_properties_set( this->filenames, key, full );
+ gap = 0;
+ }
+ else
+ {
+ gap ++;
+ }
+ }
+ }
+ else if ( strstr( filename, "/.all." ) != NULL )
+ {
+ char wildcard[ 1024 ];
+ char *dir_name = strdup( filename );
+ char *extension = strrchr( dir_name, '.' );
+
+ *( strstr( dir_name, "/.all." ) + 1 ) = '\0';
+ sprintf( wildcard, "*%s", extension );
+
+ mlt_properties_dir_list( this->filenames, dir_name, wildcard, 1 );
+
+ free( dir_name );
+ }
+ else
+ {
+ mlt_properties_set( this->filenames, "0", filename );
+ }
+
+ this->count = mlt_properties_count( this->filenames );
+}
+
static void refresh_image( mlt_frame frame, int width, int height )
{
// Pixbuf
mlt_properties cache = mlt_properties_get_data( producer_props, "_cache", NULL );
int update_cache = 0;
+ // Check if user wants us to reload the image
+ if ( mlt_properties_get_int( producer_props, "force_reload" ) )
+ {
+ pixbuf = NULL;
+ if ( !use_cache && this->image )
+ mlt_pool_release( this->image );
+ this->image = NULL;
+ mlt_properties_set_int( producer_props, "force_reload", 0 );
+ }
+
// Get the time to live for each frame
double ttl = mlt_properties_get_int( producer_props, "ttl" );
// Get the original position of this frame
mlt_position position = mlt_properties_get_position( properties, "pixbuf_position" );
+ position += mlt_producer_get_in( producer );
// Image index
int image_idx = ( int )floor( ( double )position / ttl ) % this->count;
if ( width != this->width || height != this->height )
{
pixbuf = mlt_properties_get_data( producer_props, "_pixbuf", NULL );
- if ( !use_cache )
- {
- mlt_pool_release( this->image );
- mlt_pool_release( this->alpha );
- }
- this->image = NULL;
- this->alpha = NULL;
}
}
else if ( pixbuf == NULL && ( this->image == NULL || image_idx != this->image_idx ) )
{
- if ( !use_cache )
- {
- mlt_pool_release( this->image );
- mlt_pool_release( this->alpha );
- }
- this->image = NULL;
- this->alpha = NULL;
-
this->image_idx = image_idx;
pixbuf = gdk_pixbuf_new_from_file( mlt_properties_get_value( this->filenames, image_idx ), &error );
this->height = height;
// Allocate/define image
+ if ( !use_cache && this->image )
+ mlt_pool_release( this->image );
this->image = mlt_pool_alloc( width * ( height + 1 ) * 2 );
// Extract YUV422 and alpha
if ( gdk_pixbuf_get_has_alpha( pixbuf ) )
{
// Allocate the alpha mask
+ if ( !use_cache && this->alpha )
+ mlt_pool_release( this->alpha );
this->alpha = mlt_pool_alloc( this->width * this->height );
// Convert the image
mlt_properties producer_properties = MLT_PRODUCER_PROPERTIES( producer );
if ( this->filenames == NULL && mlt_properties_get( producer_properties, "resource" ) != NULL )
- {
- char *filename = mlt_properties_get( producer_properties, "resource" );
- this->filenames = mlt_properties_new( );
-
- // Read xml string
- if ( strstr( filename, "<svg" ) )
- {
- // Generate a temporary file for the svg
- char fullname[ 1024 ] = "/tmp/mlt.XXXXXX";
- int fd = mkstemp( fullname );
-
- if ( fd > -1 )
- {
- // Write the svg into the temp file
- ssize_t remaining_bytes;
- char *xml = filename;
-
- // Strip leading crap
- while ( xml[0] != '<' )
- xml++;
-
- remaining_bytes = strlen( xml );
- while ( remaining_bytes > 0 )
- remaining_bytes -= write( fd, xml + strlen( xml ) - remaining_bytes, remaining_bytes );
- close( fd );
-
- mlt_properties_set( this->filenames, "0", fullname );
-
- // Teehe - when the producer closes, delete the temp file and the space allo
- mlt_properties_set_data( producer_properties, "__temporary_file__", fullname, 0, ( mlt_destructor )unlink, NULL );
- }
- }
- // Obtain filenames
- else if ( strchr( filename, '%' ) != NULL )
- {
- // handle picture sequences
- int i = mlt_properties_get_int( producer_properties, "begin" );
- int gap = 0;
- char full[1024];
- int keyvalue = 0;
- char key[ 50 ];
-
- while ( gap < 100 )
- {
- struct stat buf;
- snprintf( full, 1023, filename, i ++ );
- if ( stat( full, &buf ) == 0 )
- {
- sprintf( key, "%d", keyvalue ++ );
- mlt_properties_set( this->filenames, key, full );
- gap = 0;
- }
- else
- {
- gap ++;
- }
- }
- }
- else if ( strstr( filename, "/.all." ) != NULL )
- {
- char wildcard[ 1024 ];
- char *dir_name = strdup( filename );
- char *extension = strrchr( dir_name, '.' );
-
- *( strstr( dir_name, "/.all." ) + 1 ) = '\0';
- sprintf( wildcard, "*%s", extension );
-
- mlt_properties_dir_list( this->filenames, dir_name, wildcard, 1 );
-
- free( dir_name );
- }
- else
- {
- mlt_properties_set( this->filenames, "0", filename );
- }
-
- this->count = mlt_properties_count( this->filenames );
- }
+ load_filenames( this, producer_properties );
// Generate a frame
*frame = mlt_frame_init( MLT_PRODUCER_SERVICE( producer ) );