From: dezeroex <dezeroex@d19143bc-622f-0410-bfdd-b5b2a6649095>
Date: Fri, 26 Aug 2005 03:52:39 +0000 (+0000)
Subject: Add the obscure=1 option to filter_autotrack_rectangle and update the README with... 
X-Git-Url: http://research.m1stereo.tv/gitweb?a=commitdiff_plain;h=d85453a62ee1467a3e1af0ddc10ea307dedd0ee0;p=melted

Add the obscure=1 option to filter_autotrack_rectangle and update the README with an example.


git-svn-id: https://mlt.svn.sourceforge.net/svnroot/mlt/trunk/mlt@810 d19143bc-622f-0410-bfdd-b5b2a6649095
---

diff --git a/src/modules/motion_est/README b/src/modules/motion_est/README
index 6dde5dd..0365973 100644
--- a/src/modules/motion_est/README
+++ b/src/modules/motion_est/README
@@ -52,6 +52,9 @@ To automatically track an object in the frame, try this:
 
 (Where X,Y is the origin of the rectangle indexed from upper left and WxH is the dimensions of the rectangle.)
 
+To obscure that same object in the frame, try this:
+
+	> inigo -filter autotrack_rectangle:X,Y:WxH obscure=1 <movie_file>
 
 NOTES (and deficiencies):
 
diff --git a/src/modules/motion_est/filter_autotrack_rectangle.c b/src/modules/motion_est/filter_autotrack_rectangle.c
index 87d36dd..a54faa7 100644
--- a/src/modules/motion_est/filter_autotrack_rectangle.c
+++ b/src/modules/motion_est/filter_autotrack_rectangle.c
@@ -155,6 +155,20 @@ static int filter_get_image( mlt_frame frame, uint8_t **image, mlt_image_format
 		draw_rectangle_outline(*image, boundry.x, boundry.y, boundry.w, boundry.h, 100);
 	}        
 
+	if( mlt_properties_get_int( filter_properties, "obscure" ) == 1 )
+	{
+		mlt_filter obscure = mlt_properties_get_data( filter_properties, "_obscure", NULL );
+
+		mlt_properties_pass_list( MLT_FILTER_PROPERTIES(obscure), filter_properties, "in, out");
+
+		// Because filter_obscure needs to be rewritten to use mlt_geometry
+		char geom[100];
+		sprintf( geom, "%d,%d:%dx%d", (int)boundry.x, (int)boundry.y, (int)boundry.w, (int)boundry.h );
+		mlt_properties_set( MLT_FILTER_PROPERTIES( obscure ), "start", geom );
+		mlt_properties_set( MLT_FILTER_PROPERTIES( obscure ), "end", geom );
+	}
+		
+
 	return error;
 }
 
@@ -217,7 +231,8 @@ static mlt_frame filter_process( mlt_filter this, mlt_frame frame )
 	if( mlt_properties_get_int( MLT_FILTER_PROPERTIES(this), "debug" ) == 1 )
 	{
 		mlt_filter vismv = mlt_properties_get_data( MLT_FILTER_PROPERTIES(this), "_vismv", NULL );
-		if( vismv == NULL ) {
+		if( vismv == NULL )
+		{
 			vismv = mlt_factory_filter( "vismv", NULL );
 			mlt_properties_set_data( MLT_FILTER_PROPERTIES(this), "_vismv", vismv, 0, (mlt_destructor)mlt_filter_close, NULL );
 		}
@@ -225,6 +240,17 @@ static mlt_frame filter_process( mlt_filter this, mlt_frame frame )
 		mlt_filter_process( vismv, frame );
 	}
 
+	if( mlt_properties_get_int( MLT_FILTER_PROPERTIES(this), "obscure" ) == 1 )
+	{
+		mlt_filter obscure = mlt_properties_get_data( MLT_FILTER_PROPERTIES(this), "_obscure", NULL );
+		if( obscure == NULL )
+		{
+			obscure = mlt_factory_filter( "obscure", NULL );
+			mlt_properties_set_data( MLT_FILTER_PROPERTIES(this), "_obscure", obscure, 0, (mlt_destructor)mlt_filter_close, NULL );
+		}
+
+		mlt_filter_process( obscure, frame );
+	}
 
 	return frame;
 }
@@ -258,11 +284,11 @@ mlt_filter filter_autotrack_rectangle_init( char *arg )
 
 		}
 
-		// ... and attach it to the frame
+		// ... and attach it to the filter
 		mlt_properties_set_data( MLT_FILTER_PROPERTIES(this), "geometry", geometry, 0, (mlt_destructor)mlt_geometry_close, (mlt_serialiser)mlt_geometry_serialise );
 
-		// create an instance of the motion_est filter
-		mlt_filter motion_est = mlt_factory_filter("motion_est", NULL);
+		// create an instance of the motion_est and obscure filter
+		mlt_filter motion_est = mlt_factory_filter( "motion_est", NULL );
 		if( motion_est != NULL )
 			mlt_properties_set_data( MLT_FILTER_PROPERTIES(this), "_motion_est", motion_est, 0, (mlt_destructor)mlt_filter_close, NULL );
 		else {