Add property animation to movit.blur filter.

diff --git a/src/modules/opengl/filter_movit_blur.cpp b/src/modules/opengl/filter_movit_blur.cpp
index 5c66e97697c6f3a7de129a1bd7a8e807cd4ab206..e41e805005757b87c35038a722731b1b993414c8 100644 (file)
--- a/src/modules/opengl/filter_movit_blur.cpp
+++ b/src/modules/opengl/filter_movit_blur.cpp
@@ -24,18 +24,35 @@
 #include "glsl_manager.h"
 #include <movit/blur_effect.h>
 
+static int get_image( mlt_frame frame, uint8_t **image, mlt_image_format *format, int *width, int *height, int writable )
+{
+       mlt_filter filter = (mlt_filter) mlt_frame_pop_service( frame );
+       mlt_properties properties = MLT_FILTER_PROPERTIES( filter );
+       GlslManager::get_instance()->lock_service( frame );
+       Effect* effect = GlslManager::get_effect( filter, frame );
+       if ( effect ) {
+               double radius = mlt_properties_anim_get_double( properties, "radius",
+                       mlt_filter_get_position( filter, frame ),
+                       mlt_filter_get_length2( filter, frame ) );
+               bool ok = effect->set_float( "radius", radius );
+               assert(ok);
+       }
+       GlslManager::get_instance()->unlock_service( frame );
+       *format = mlt_image_glsl;
+       return mlt_frame_get_image( frame, image, format, width, height, writable );
+}
+
 static mlt_frame process( mlt_filter filter, mlt_frame frame )
 {
        if ( !mlt_frame_is_test_card( frame ) ) {
                Effect* effect = GlslManager::get_effect( filter, frame );
-               if ( !effect )
+               if ( !effect ) {
                        effect = GlslManager::add_effect( filter, frame, new BlurEffect() );
-               if ( effect ) {
-                       mlt_properties filter_props = MLT_FILTER_PROPERTIES( filter );
-                       bool ok = effect->set_float( "radius", mlt_properties_get_double( filter_props, "radius" ) );
-                       assert(ok);
+                       assert(effect);
                }
        }
+       mlt_frame_push_service( frame, filter );
+       mlt_frame_push_get_image( frame, get_image );
        return frame;
 }
 

diff --git a/src/modules/opengl/filter_movit_blur.yml b/src/modules/opengl/filter_movit_blur.yml
index 3109af7fb601ea4f30747e8bc91c057c17c247ec..c03e165df35b1d2fffcc90c198b8261ff3dd5769 100644 (file)
--- a/src/modules/opengl/filter_movit_blur.yml
+++ b/src/modules/opengl/filter_movit_blur.yml
@@ -20,3 +20,4 @@ parameters:
     type: float
     minimum: 0
     default: 3
+    mutable: yes