third_party_ffmpeg/libavcodec/huffyuvencdsp.h
Michael Niedermayer 48a6916308 Merge commit '512f3ffe9b4bb86767c2b1176554407c75fe1a5c'
* commit '512f3ffe9b4bb86767c2b1176554407c75fe1a5c':
  dsputil: Split off HuffYUV encoding bits into their own context

Conflicts:
	configure
	libavcodec/dsputil.c
	libavcodec/dsputil.h
	libavcodec/huffyuv.h
	libavcodec/huffyuvenc.c
	libavcodec/pngenc.c
	libavcodec/x86/dsputilenc_mmx.c

Merged-by: Michael Niedermayer <michaelni@gmx.at>
2014-05-28 00:03:59 +02:00

42 lines
1.5 KiB
C

/*
* This file is part of FFmpeg.
*
* FFmpeg 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,
* 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
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
#ifndef AVCODEC_HUFFYUVENCDSP_H
#define AVCODEC_HUFFYUVENCDSP_H
#include <stdint.h>
typedef struct HuffYUVEncDSPContext {
void (*diff_bytes)(uint8_t *dst /* align 16 */,
const uint8_t *src1 /* align 16 */,
const uint8_t *src2 /* align 1 */,
int w);
/**
* Subtract HuffYUV's variant of median prediction.
* Note, this might read from src1[-1], src2[-1].
*/
void (*sub_hfyu_median_pred)(uint8_t *dst, const uint8_t *src1,
const uint8_t *src2, int w,
int *left, int *left_top);
} HuffYUVEncDSPContext;
void ff_huffyuvencdsp_init(HuffYUVEncDSPContext *c);
void ff_huffyuvencdsp_init_x86(HuffYUVEncDSPContext *c);
#endif /* AVCODEC_HUFFYUVENCDSP_H */