* Copyright (C) 2003-2004 Ushodaya Enterprises Limited
* Author: Charles Yates <charles.yates@pandora.be>
*
- * 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 library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
*
- * This program is distributed in the hope that it will be useful,
+ * This library 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.
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * Lesser 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.
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
-#include "filter_avdeinterlace.h"
-
+#include <framework/mlt_filter.h>
#include <framework/mlt_frame.h>
#include <string.h>
#endif
/* filter parameters: [-1 4 2 4 -1] // 8 */
-static void deinterlace_line(uint8_t *dst,
+static inline void deinterlace_line(uint8_t *dst,
const uint8_t *lum_m4, const uint8_t *lum_m3,
const uint8_t *lum_m2, const uint8_t *lum_m1,
const uint8_t *lum,
}
#endif
}
-static void deinterlace_line_inplace(uint8_t *lum_m4, uint8_t *lum_m3, uint8_t *lum_m2, uint8_t *lum_m1, uint8_t *lum,
+static inline void deinterlace_line_inplace(uint8_t *lum_m4, uint8_t *lum_m3, uint8_t *lum_m2, uint8_t *lum_m1, uint8_t *lum,
int size)
{
#ifndef USE_MMX
/* deinterlacing : 2 temporal taps, 3 spatial taps linear filter. The
top field is copied as is, but the bottom field is deinterlaced
against the top field. */
-static void deinterlace_bottom_field(uint8_t *dst, int dst_wrap,
+static inline void deinterlace_bottom_field(uint8_t *dst, int dst_wrap,
const uint8_t *src1, int src_wrap,
int width, int height)
{
deinterlace_line(dst,src_m2,src_m1,src_0,src_0,src_0,width);
}
-static void deinterlace_bottom_field_inplace(uint8_t *src1, int src_wrap,
+static inline void deinterlace_bottom_field_inplace(uint8_t *src1, int src_wrap,
int width, int height)
{
uint8_t *src_m1, *src_0, *src_p1, *src_p2;
static int filter_get_image( mlt_frame this, uint8_t **image, mlt_image_format *format, int *width, int *height, int writable )
{
int error = 0;
-
+ int deinterlace = mlt_properties_get_int( MLT_FRAME_PROPERTIES( this ), "consumer_deinterlace" );
+
+ // Determine if we need a writable version or not
+ if ( deinterlace && !writable )
+ writable = !mlt_properties_get_int( MLT_FRAME_PROPERTIES( this ), "progressive" );
+
+ // Get the input image
+ error = mlt_frame_get_image( this, image, format, width, height, writable );
+
// Check that we want progressive and we aren't already progressive
- if ( *format == mlt_image_yuv422 &&
- !mlt_properties_get_int( MLT_FRAME_PROPERTIES( this ), "progressive" ) &&
- mlt_properties_get_int( MLT_FRAME_PROPERTIES( this ), "consumer_deinterlace" ) )
+ if ( deinterlace && *format == mlt_image_yuv422 && *image != NULL && !mlt_properties_get_int( MLT_FRAME_PROPERTIES( this ), "progressive" ) )
{
// Create a picture
AVPicture *output = mlt_pool_alloc( sizeof( AVPicture ) );
- // Get the input image
- error = mlt_frame_get_image( this, image, format, width, height, 1 );
-
// Fill the picture
if ( *format == mlt_image_yuv422 )
{
// Make sure that others know the frame is deinterlaced
mlt_properties_set_int( MLT_FRAME_PROPERTIES( this ), "progressive", 1 );
}
- else
- {
- // Get the input image
- error = mlt_frame_get_image( this, image, format, width, height, writable );
- }
return error;
}