h264: er: Copy from the previous reference only if compatible

[ffmpeg] / libavcodec / imgconvert.h

diff --git a/libavcodec/imgconvert.h b/libavcodec/imgconvert.h
index 2370aa6f7d344a6a872cb57245db98eb5e978767..56d89b2df0802f4c986c710fcbaa1c40fb5bd2bc 100644 (file)
--- a/libavcodec/imgconvert.h
+++ b/libavcodec/imgconvert.h
@@ -1,33 +1,47 @@
 /*
- * Misc image conversion routines
- * most functionality is exported to the public API, see avcodec.h
+ * This file is part of Libav.
  *
- * Copyright (c) 2008 Vitor Sessak
- *
- * This file is part of FFmpeg.
- *
- * FFmpeg is free software; you can redistribute it and/or
+ * Libav 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.
  *
- * FFmpeg is distributed in the hope that it will be useful,
+ * Libav 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
  * Lesser General Public License for more details.
  *
  * You should have received a copy of the GNU Lesser General Public
- * License along with FFmpeg; if not, write to the Free Software
+ * License along with Libav; if not, write to the Free Software
  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
  */
 
-#ifndef FFMPEG_IMGCONVERT_H
-#define FFMPEG_IMGCONVERT_H
+#ifndef AVCODEC_IMGCONVERT_H
+#define AVCODEC_IMGCONVERT_H
+
+#include <stdint.h>
+
+#include "version.h"
+
+#if FF_API_DEINTERLACE
+
+void ff_deinterlace_line_mmx(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,
+                             int size);
 
-int ff_fill_linesize(AVPicture *picture, int pix_fmt, int width);
+void ff_deinterlace_line_inplace_mmx(const uint8_t *lum_m4,
+                                     const uint8_t *lum_m3,
+                                     const uint8_t *lum_m2,
+                                     const uint8_t *lum_m1,
+                                     const uint8_t *lum, int size);
 
-int ff_fill_pointer(AVPicture *picture, uint8_t *ptr, int pix_fmt, int height);
+#endif /* FF_API_DEINTERLACE */
 
-int ff_get_plane_bytewidth(enum PixelFormat pix_fmt, int width, int plane);
+/* 1/2^n downscaling functions */
+void ff_shrink22(uint8_t *dst, int dst_wrap, const uint8_t *src, int src_wrap, int width, int height);
+void ff_shrink44(uint8_t *dst, int dst_wrap, const uint8_t *src, int src_wrap, int width, int height);
+void ff_shrink88(uint8_t *dst, int dst_wrap, const uint8_t *src, int src_wrap, int width, int height);
 
-#endif /* FFMPEG_IMGCONVERT_H */
+#endif /* AVCODEC_IMGCONVERT_H */