mirror of
https://github.com/FFmpeg/FFmpeg.git
synced 2024-12-07 11:13:41 +02:00
b286383bd2
* qatar/master: asfdec: read attached pictures. apetag: reindent apetag: export attached covers as video streams. apetag: fix the amount of data read from binary tags. apetag: make sure avio_get_str() doesn't read more than it should. mov: read itunes cover art. snow: remove VLA in mc_block() intfloat: Don't use designated initializers in the public headers snow: remove a VLA. doc: Remind devs to check return values, especially for malloc() et al MS ATC Screen (aka MSS3) decoder vf_yadif: move x86 init code to x86/yadif.c vf_gradfun: move x86 init code to x86/gradfun.c roqvideo: Remove a totally unused dspcontext smacker: remove some unused code dsicin: remove dead assignment aacdec: remove dead assignment rl2: remove dead assignment proresenc: make a variable local to the loop where it is used alsdec: remove dead assignments Conflicts: Changelog doc/developer.texi libavcodec/allcodecs.c libavcodec/avcodec.h libavcodec/version.h libavfilter/gradfun.h libavfilter/x86/gradfun.c Merged-by: Michael Niedermayer <michaelni@gmx.at>
46 lines
2.0 KiB
C
46 lines
2.0 KiB
C
/*
|
|
* Copyright (c) 2010 Nolan Lum <nol888@gmail.com>
|
|
* Copyright (c) 2009 Loren Merritt <lorenm@u.washignton.edu>
|
|
*
|
|
* 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 AVFILTER_GRADFUN_H
|
|
#define AVFILTER_GRADFUN_H
|
|
|
|
#include "avfilter.h"
|
|
|
|
/// Holds instance-specific information for gradfun.
|
|
typedef struct {
|
|
int thresh; ///< threshold for gradient algorithm
|
|
int radius; ///< blur radius
|
|
int chroma_w; ///< width of the chroma planes
|
|
int chroma_h; ///< weight of the chroma planes
|
|
int chroma_r; ///< blur radius for the chroma planes
|
|
uint16_t *buf; ///< holds image data for blur algorithm passed into filter.
|
|
/// DSP functions.
|
|
void (*filter_line) (uint8_t *dst, const uint8_t *src, const uint16_t *dc, int width, int thresh, const uint16_t *dithers);
|
|
void (*blur_line) (uint16_t *dc, uint16_t *buf, const uint16_t *buf1, const uint8_t *src, int src_linesize, int width);
|
|
} GradFunContext;
|
|
|
|
void ff_gradfun_init_x86(GradFunContext *gf);
|
|
|
|
void ff_gradfun_filter_line_c(uint8_t *dst, const uint8_t *src, const uint16_t *dc, int width, int thresh, const uint16_t *dithers);
|
|
void ff_gradfun_blur_line_c(uint16_t *dc, uint16_t *buf, const uint16_t *buf1, const uint8_t *src, int src_linesize, int width);
|
|
|
|
#endif /* AVFILTER_GRADFUN_H */
|