X-Git-Url: https://git.sesse.net/?a=blobdiff_plain;f=src%2Fmodules%2Fcore%2Ffilter_brightness.c;h=bc692c64605583785f7ab3d0f2776a10bbaedf8c;hb=e273c00863839656468d7273759fe8d5daddac23;hp=aeb765427a957ea34b69f23dc477e45d6be9a02d;hpb=117e8673c455afd3ad7fcd78ee8727d065fc35bf;p=mlt

diff --git a/src/modules/core/filter_brightness.c b/src/modules/core/filter_brightness.c
index aeb76542..bc692c64 100644
--- a/src/modules/core/filter_brightness.c
+++ b/src/modules/core/filter_brightness.c
@@ -24,10 +24,8 @@
 #include <stdio.h>
 #include <stdlib.h>
 #include <math.h>
-#include <string.h>
 
 #define CLAMP( x, min, max ) (x) < (min) ? (min) : (x) > (max) ? (max) : (x)
-#define UNSET "unset"
 
 /** Do it :-).
 */
@@ -50,7 +48,7 @@ static int filter_get_image( mlt_frame frame, uint8_t **image, mlt_image_format
 
 		// Use animated "level" property only if it has been set since init
 		char* level_property = mlt_properties_get( MLT_FILTER_PROPERTIES( filter ), "level" );
-		if ( strcmp( level_property, UNSET ) != 0 )
+		if ( level_property != NULL )
 		{
 			level = mlt_properties_anim_get_double( properties, "level", position, length );
 		}
@@ -110,7 +108,7 @@ mlt_filter filter_brightness_init( mlt_profile profile, mlt_service_type type, c
 	{
 		filter->process = filter_process;
 		mlt_properties_set( MLT_FILTER_PROPERTIES( filter ), "start", arg == NULL ? "1" : arg );
-		mlt_properties_set( MLT_FILTER_PROPERTIES( filter ), "level", UNSET );
+		mlt_properties_set( MLT_FILTER_PROPERTIES( filter ), "level", NULL );
 	}
 	return filter;
 }