#include "glsl_manager.h"
#include <movit/lift_gamma_gain_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 ) {
+ mlt_position position = mlt_filter_get_position( filter, frame );
+ mlt_position length = mlt_filter_get_length2( filter, frame );
+ RGBTriplet triplet(
+ mlt_properties_anim_get_double( properties, "lift_r", position, length ),
+ mlt_properties_anim_get_double( properties, "lift_g", position, length ),
+ mlt_properties_anim_get_double( properties, "lift_b", position, length )
+ );
+ bool ok = effect->set_vec3( "lift", (float*) &triplet );
+ triplet.r = mlt_properties_anim_get_double( properties, "gamma_r", position, length );
+ triplet.g = mlt_properties_anim_get_double( properties, "gamma_g", position, length );
+ triplet.b = mlt_properties_anim_get_double( properties, "gamma_b", position, length );
+ ok |= effect->set_vec3( "gamma", (float*) &triplet );
+ triplet.r = mlt_properties_anim_get_double( properties, "gain_r", position, length );
+ triplet.g = mlt_properties_anim_get_double( properties, "gain_g", position, length );
+ triplet.b = mlt_properties_anim_get_double( properties, "gain_b", position, length );
+ ok |= effect->set_vec3( "gain", (float*) &triplet );
+ 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 )
- effect = GlslManager::add_effect( filter, frame, new LiftGammaGainEffect );
- if ( effect ) {
- mlt_properties filter_props = MLT_FILTER_PROPERTIES( filter );
- RGBTriplet triplet(
- mlt_properties_get_double( filter_props, "lift_r" ),
- mlt_properties_get_double( filter_props, "lift_g" ),
- mlt_properties_get_double( filter_props, "lift_b" )
- );
- bool ok = effect->set_vec3( "lift", (float*) &triplet );
- triplet.r = mlt_properties_get_double( filter_props, "gamma_r" );
- triplet.g = mlt_properties_get_double( filter_props, "gamma_g" );
- triplet.b = mlt_properties_get_double( filter_props, "gamma_b" );
- ok |= effect->set_vec3( "gamma", (float*) &triplet );
- triplet.r = mlt_properties_get_double( filter_props, "gain_r" );
- triplet.g = mlt_properties_get_double( filter_props, "gain_g" );
- triplet.b = mlt_properties_get_double( filter_props, "gain_b" );
- ok |= effect->set_vec3( "gain", (float*) &triplet );
- assert(ok);
- }
+ if ( !GlslManager::get_effect( filter, frame ) )
+ GlslManager::add_effect( filter, frame, new LiftGammaGainEffect );
}
+ mlt_frame_push_service( frame, filter );
+ mlt_frame_push_get_image( frame, get_image );
return frame;
}