--- plugin_psnr.c	2003/03/15 14:38:34	1.1
+++ plugin_psnr.c	2004/01/22 20:54:31	1.1.2.7
@@ -0,0 +1,61 @@
+/*****************************************************************************
+ *
+ *  XVID MPEG-4 VIDEO CODEC
+ *  - XviD plugin: outputs PSNR to stdout (should disapear soon)  -
+ *
+ *  Copyright(C) 2003 Peter Ross <pross@xvid.org>
+ *
+ *  This program is free software ; you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation ; either version 2 of the License, or
+ *  (at your option) any later version.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY ; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program ; if not, write to the Free Software
+ *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
+ *
+ * $Id: plugin_psnr.c,v 1.1.2.7 2004/01/22 20:54:31 edgomez Exp $
+ *
+ ****************************************************************************/
+
+#include <stdio.h>
+
+#include "../xvid.h"
+#include "../image/image.h"
+
+
+int xvid_plugin_psnr(void * handle, int opt, void * param1, void * param2)
+{
+    switch(opt) {
+    case XVID_PLG_INFO:
+	{
+		xvid_plg_info_t * info = (xvid_plg_info_t*)param1;
+		info->flags = XVID_REQPSNR;
+		return(0);
+	}
+	case XVID_PLG_CREATE:
+		*((void**)param2) = NULL; /* We don't have any private data to bind here */
+    case XVID_PLG_DESTROY:
+    case XVID_PLG_BEFORE:
+	case XVID_PLG_FRAME:
+		return(0);
+    case XVID_PLG_AFTER:
+	{
+		xvid_plg_data_t * data = (xvid_plg_data_t*)param1;
+
+		printf("y_psnr=%2.2f u_psnr=%2.2f v_psnr=%2.2f\n",
+			   sse_to_PSNR(data->sse_y, data->width*data->height),
+			   sse_to_PSNR(data->sse_u, data->width*data->height/4),
+			   sse_to_PSNR(data->sse_v, data->width*data->height/4));
+
+		return(0);
+	}
+    }
+
+    return XVID_ERR_FAIL;
+}