Files
UltraGrid/src/video_codec.h
2012-09-05 18:16:17 +02:00

109 lines
4.4 KiB
C

/*
* FILE: video_codec.h
* AUTHORS: Martin Benes <martinbenesh@gmail.com>
* Lukas Hejtmanek <xhejtman@ics.muni.cz>
* Petr Holub <hopet@ics.muni.cz>
* Milos Liska <xliska@fi.muni.cz>
* Jiri Matela <matela@ics.muni.cz>
* Dalibor Matura <255899@mail.muni.cz>
* Ian Wesley-Smith <iwsmith@cct.lsu.edu>
*
* Copyright (c) 2005-2010 CESNET z.s.p.o.
*
* Redistribution and use in source and binary forms, with or without
* modification, is permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* 3. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
*
* This product includes software developed by CESNET z.s.p.o.
*
* 4. Neither the name of the CESNET nor the names of its contributors may be
* used to endorse or promote products derived from this software without
* specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHORS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESSED OR IMPLIED WARRANTIES, INCLUDING,
* BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
* AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO
* EVENT SHALL THE AUTHORS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
* INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
* EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
*/
#ifndef __video_codec_h
#define __video_codec_h
#ifdef HAVE_CONFIG_H
#include "config.h"
#include "config_unix.h"
#include "config_win32.h"
#endif // HAVE_CONFIG_H
#include "video.h"
typedef void (*decoder_t)(unsigned char *dst, const unsigned char *src, int dst_len, int rshift, int gshift, int bshift);
struct codec_info_t {
codec_t codec;
const char *name;
uint32_t fcc;
int h_align;
double bpp;
unsigned rgb:1;
unsigned opaque:1;
};
struct line_decode_from_to {
codec_t from;
codec_t to;
decoder_t line_decoder;
};
extern const struct codec_info_t codec_info[]; /* defined int .c */
extern const struct line_decode_from_to line_decoders[]; /* defined int .c */
void show_codec_help(char *mode);
double get_bpp(codec_t codec);
uint32_t get_fourcc(codec_t codec);
const char * get_codec_name(codec_t codec);
int is_codec_opaque(codec_t codec);
codec_t get_codec_from_fcc(uint32_t fourcc);
int get_haligned(int width_pixels, codec_t codec);
int vc_get_linesize(unsigned int width, codec_t codec);
void vc_deinterlace(unsigned char *src, long src_linesize, int lines);
void vc_copylineDVS10(unsigned char *dst, const unsigned char *src, int dst_len);
void vc_copylinev210(unsigned char *dst, const unsigned char *src, int dst_len);
void vc_copylineYUYV(unsigned char *dst, const unsigned char *src, int dst_len);
void vc_copyliner10k(unsigned char *dst, const unsigned char *src, int len, int rshift, int gshift, int bshift);
void vc_copylineRGBA(unsigned char *dst, const unsigned char *src, int len, int rshift, int gshift, int bshift);
void vc_copylineDVS10toV210(unsigned char *dst, const unsigned char *src, int dst_len);
void vc_copylineRGBAtoRGB(unsigned char *dst, const unsigned char *src, int len);
void vc_copylineRGBtoRGBA(unsigned char *dst, const unsigned char *src, int len, int rshift, int gshift, int bshift);
void vc_copylineDPX10toRGBA(unsigned char *dst, const unsigned char *src, int dst_len, int rshift, int gshift, int bshift);
void vc_copylineDPX10toRGB(unsigned char *dst, const unsigned char *src, int dst_len);
void vc_copylineRGB(unsigned char *dst, const unsigned char *src, int dst_len, int rshift, int gshift, int bshift);
/*
* @return TRUE or FALSE
*/
int codec_is_a_rgb(codec_t codec);
#endif