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lossless_videodsp.h
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1 /*
2  * Lossless video DSP utils
3  *
4  * This file is part of FFmpeg.
5  *
6  * FFmpeg is free software; you can redistribute it and/or
7  * modify it under the terms of the GNU Lesser General Public
8  * License as published by the Free Software Foundation; either
9  * version 2.1 of the License, or (at your option) any later version.
10  *
11  * FFmpeg is distributed in the hope that it will be useful,
12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14  * Lesser General Public License for more details.
15  *
16  * You should have received a copy of the GNU Lesser General Public
17  * License along with FFmpeg; if not, write to the Free Software
18  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
19  */
20 
21 
22 #ifndef AVCODEC_LOSSLESS_VIDEODSP_H
23 #define AVCODEC_LOSSLESS_VIDEODSP_H
24 
25 #include "avcodec.h"
26 #include "libavutil/cpu.h"
27 
28 typedef struct LLVidDSPContext {
29  void (*add_int16)(uint16_t *dst/*align 16*/, const uint16_t *src/*align 16*/, unsigned mask, int w);
30  void (*diff_int16)(uint16_t *dst/*align 16*/, const uint16_t *src1/*align 16*/, const uint16_t *src2/*align 1*/, unsigned mask, int w);
31 
32  void (*sub_hfyu_median_pred_int16)(uint16_t *dst, const uint16_t *src1, const uint16_t *src2, unsigned mask, int w, int *left, int *left_top);
33  void (*add_hfyu_median_pred_int16)(uint16_t *dst, const uint16_t *top, const uint16_t *diff, unsigned mask, int w, int *left, int *left_top);
34  int (*add_hfyu_left_pred_int16)(uint16_t *dst, const uint16_t *src, unsigned mask, int w, unsigned left);
36 
37 void ff_llviddsp_init(LLVidDSPContext *llviddsp, AVCodecContext *avctx);
39 
40 #endif //AVCODEC_LOSSLESS_VIDEODSP_H
void(* diff_int16)(uint16_t *dst, const uint16_t *src1, const uint16_t *src2, unsigned mask, int w)
int(* add_hfyu_left_pred_int16)(uint16_t *dst, const uint16_t *src, unsigned mask, int w, unsigned left)
static const uint16_t mask[17]
Definition: lzw.c:38
void ff_llviddsp_init_x86(LLVidDSPContext *llviddsp, AVCodecContext *avctx)
typedef void(APIENTRY *FF_PFNGLACTIVETEXTUREPROC)(GLenum texture)
void(* add_int16)(uint16_t *dst, const uint16_t *src, unsigned mask, int w)
#define src
Definition: vp9dsp.c:530
#define src1
Definition: h264pred.c:139
Libavcodec external API header.
main external API structure.
Definition: avcodec.h:1532
void(* add_hfyu_median_pred_int16)(uint16_t *dst, const uint16_t *top, const uint16_t *diff, unsigned mask, int w, int *left, int *left_top)
static av_always_inline int diff(const uint32_t a, const uint32_t b)
void ff_llviddsp_init(LLVidDSPContext *llviddsp, AVCodecContext *avctx)
void(* sub_hfyu_median_pred_int16)(uint16_t *dst, const uint16_t *src1, const uint16_t *src2, unsigned mask, int w, int *left, int *left_top)