mirror of
https://git.ffmpeg.org/ffmpeg.git
synced 2024-12-15 03:34:56 +00:00
68 lines
3.2 KiB
C
68 lines
3.2 KiB
C
/*
|
|
* Copyright (C) 2010 David Conrad
|
|
*
|
|
* 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_DIRACDSP_H
|
|
#define AVCODEC_DIRACDSP_H
|
|
|
|
#include <stdint.h>
|
|
|
|
typedef void (*dirac_weight_func)(uint8_t *block, int stride, int log2_denom, int weight, int h);
|
|
typedef void (*dirac_biweight_func)(uint8_t *dst, const uint8_t *src, int stride, int log2_denom, int weightd, int weights, int h);
|
|
|
|
typedef struct {
|
|
void (*dirac_hpel_filter)(uint8_t *dsth, uint8_t *dstv, uint8_t *dstc, const uint8_t *src, int stride, int width, int height);
|
|
/**
|
|
* dirac_pixels_tab[width][subpel]
|
|
* width is 2 for 32, 1 for 16, 0 for 8
|
|
* subpel is 0 for fpel and hpel (only need to copy from the first plane in src)
|
|
* 1 if an average of the first 2 planes is needed (TODO: worth it?)
|
|
* 2 for general qpel (avg of 4)
|
|
* 3 for general epel (biweight of 4 using the weights in src[4])
|
|
* src[0-3] is each of the hpel planes
|
|
* src[4] is the 1/8 pel weights if needed
|
|
*/
|
|
void (*put_dirac_pixels_tab[3][4])(uint8_t *dst, const uint8_t *src[5], int stride, int h);
|
|
void (*avg_dirac_pixels_tab[3][4])(uint8_t *dst, const uint8_t *src[5], int stride, int h);
|
|
|
|
void (*put_signed_rect_clamped)(uint8_t *dst/*align 16*/, int dst_stride, const int16_t *src/*align 16*/, int src_stride, int width, int height/*mod 2*/);
|
|
void (*put_rect_clamped)(uint8_t *dst/*align 16*/, int dst_stride, const int16_t *src/*align 16*/, int src_stride, int width, int height/*mod 2*/);
|
|
void (*add_rect_clamped)(uint8_t *dst/*align 16*/, const uint16_t *src/*align 16*/, int stride, const int16_t *idwt/*align 16*/, int idwt_stride, int width, int height/*mod 2*/);
|
|
void (*add_dirac_obmc[3])(uint16_t *dst, const uint8_t *src, int stride, const uint8_t *obmc_weight, int yblen);
|
|
|
|
dirac_weight_func weight_dirac_pixels_tab[3];
|
|
dirac_biweight_func biweight_dirac_pixels_tab[3];
|
|
} DiracDSPContext;
|
|
|
|
#define DECL_DIRAC_PIXOP(PFX, EXT) \
|
|
void ff_ ## PFX ## _dirac_pixels8_ ## EXT(uint8_t *dst, const uint8_t *src[5], int stride, int h); \
|
|
void ff_ ## PFX ## _dirac_pixels16_ ## EXT(uint8_t *dst, const uint8_t *src[5], int stride, int h); \
|
|
void ff_ ## PFX ## _dirac_pixels32_ ## EXT(uint8_t *dst, const uint8_t *src[5], int stride, int h)
|
|
|
|
DECL_DIRAC_PIXOP(put, c);
|
|
DECL_DIRAC_PIXOP(avg, c);
|
|
DECL_DIRAC_PIXOP(put, l2_c);
|
|
DECL_DIRAC_PIXOP(avg, l2_c);
|
|
DECL_DIRAC_PIXOP(put, l4_c);
|
|
DECL_DIRAC_PIXOP(avg, l4_c);
|
|
|
|
void ff_diracdsp_init(DiracDSPContext *c);
|
|
|
|
#endif /* AVCODEC_DIRACDSP_H */
|