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FFmpeg/libavcodec/raw.c

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/*
* Raw Video Codec
* Copyright (c) 2001 Fabrice Bellard
*
* 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
*/
/**
* @file
* Raw Video Codec
*/
#include "avcodec.h"
#include "raw.h"
const PixelFormatTag ff_raw_pix_fmt_tags[] = {
{ PIX_FMT_YUV420P, MKTAG('I', '4', '2', '0') }, /* Planar formats */
{ PIX_FMT_YUV420P, MKTAG('I', 'Y', 'U', 'V') },
{ PIX_FMT_YUV420P, MKTAG('Y', 'V', '1', '2') },
{ PIX_FMT_YUV410P, MKTAG('Y', 'U', 'V', '9') },
{ PIX_FMT_YUV410P, MKTAG('Y', 'V', 'U', '9') },
{ PIX_FMT_YUV411P, MKTAG('Y', '4', '1', 'B') },
{ PIX_FMT_YUV422P, MKTAG('Y', '4', '2', 'B') },
{ PIX_FMT_YUV422P, MKTAG('P', '4', '2', '2') },
{ PIX_FMT_YUV422P, MKTAG('Y', 'V', '1', '6') },
/* yuvjXXX formats are deprecated hacks specific to libav*,
they are identical to yuvXXX */
{ PIX_FMT_YUVJ420P, MKTAG('I', '4', '2', '0') }, /* Planar formats */
{ PIX_FMT_YUVJ420P, MKTAG('I', 'Y', 'U', 'V') },
{ PIX_FMT_YUVJ420P, MKTAG('Y', 'V', '1', '2') },
{ PIX_FMT_YUVJ422P, MKTAG('Y', '4', '2', 'B') },
{ PIX_FMT_YUVJ422P, MKTAG('P', '4', '2', '2') },
{ PIX_FMT_GRAY8, MKTAG('Y', '8', '0', '0') },
{ PIX_FMT_GRAY8, MKTAG('Y', '8', ' ', ' ') },
{ PIX_FMT_YUYV422, MKTAG('Y', 'U', 'Y', '2') }, /* Packed formats */
{ PIX_FMT_YUYV422, MKTAG('Y', '4', '2', '2') },
{ PIX_FMT_YUYV422, MKTAG('V', '4', '2', '2') },
{ PIX_FMT_YUYV422, MKTAG('V', 'Y', 'U', 'Y') },
{ PIX_FMT_YUYV422, MKTAG('Y', 'U', 'N', 'V') },
{ PIX_FMT_UYVY422, MKTAG('U', 'Y', 'V', 'Y') },
{ PIX_FMT_UYVY422, MKTAG('H', 'D', 'Y', 'C') },
{ PIX_FMT_UYVY422, MKTAG('U', 'Y', 'N', 'V') },
{ PIX_FMT_UYVY422, MKTAG('U', 'Y', 'N', 'Y') },
{ PIX_FMT_UYVY422, MKTAG('u', 'y', 'v', '1') },
{ PIX_FMT_UYVY422, MKTAG('2', 'V', 'u', '1') },
{ PIX_FMT_UYVY422, MKTAG('A', 'V', 'R', 'n') }, /* Avid AVI Codec 1:1 */
{ PIX_FMT_UYVY422, MKTAG('A', 'V', '1', 'x') }, /* Avid 1:1x */
{ PIX_FMT_UYVY422, MKTAG('A', 'V', 'u', 'p') },
{ PIX_FMT_UYVY422, MKTAG('V', 'D', 'T', 'Z') }, /* SoftLab-NSK VideoTizer */
{ PIX_FMT_UYVY422, MKTAG('a', 'u', 'v', '2') },
{ PIX_FMT_UYVY422, MKTAG('c', 'y', 'u', 'v') }, /* CYUV is also Creative YUV */
{ PIX_FMT_UYYVYY411, MKTAG('Y', '4', '1', '1') },
{ PIX_FMT_GRAY8, MKTAG('G', 'R', 'E', 'Y') },
{ PIX_FMT_NV12, MKTAG('N', 'V', '1', '2') },
{ PIX_FMT_NV21, MKTAG('N', 'V', '2', '1') },
/* nut */
{ PIX_FMT_RGB555LE, MKTAG('R', 'G', 'B', 15) },
{ PIX_FMT_BGR555LE, MKTAG('B', 'G', 'R', 15) },
{ PIX_FMT_RGB565LE, MKTAG('R', 'G', 'B', 16) },
{ PIX_FMT_BGR565LE, MKTAG('B', 'G', 'R', 16) },
{ PIX_FMT_RGB555BE, MKTAG(15 , 'B', 'G', 'R') },
{ PIX_FMT_BGR555BE, MKTAG(15 , 'R', 'G', 'B') },
{ PIX_FMT_RGB565BE, MKTAG(16 , 'B', 'G', 'R') },
{ PIX_FMT_BGR565BE, MKTAG(16 , 'R', 'G', 'B') },
{ PIX_FMT_RGB444LE, MKTAG('R', 'G', 'B', 12) },
{ PIX_FMT_BGR444LE, MKTAG('B', 'G', 'R', 12) },
{ PIX_FMT_RGB444BE, MKTAG(12 , 'B', 'G', 'R') },
{ PIX_FMT_BGR444BE, MKTAG(12 , 'R', 'G', 'B') },
{ PIX_FMT_RGBA64LE, MKTAG('R', 'B', 'A', 64 ) },
{ PIX_FMT_BGRA64LE, MKTAG('B', 'R', 'A', 64 ) },
{ PIX_FMT_RGBA64BE, MKTAG(64 , 'R', 'B', 'A') },
{ PIX_FMT_BGRA64BE, MKTAG(64 , 'B', 'R', 'A') },
{ PIX_FMT_RGBA, MKTAG('R', 'G', 'B', 'A') },
{ PIX_FMT_RGB0, MKTAG('R', 'G', 'B', 0 ) },
{ PIX_FMT_BGRA, MKTAG('B', 'G', 'R', 'A') },
{ PIX_FMT_BGR0, MKTAG('B', 'G', 'R', 0 ) },
{ PIX_FMT_ABGR, MKTAG('A', 'B', 'G', 'R') },
{ PIX_FMT_0BGR, MKTAG( 0 , 'B', 'G', 'R') },
{ PIX_FMT_ARGB, MKTAG('A', 'R', 'G', 'B') },
{ PIX_FMT_0RGB, MKTAG( 0 , 'R', 'G', 'B') },
{ PIX_FMT_RGB24, MKTAG('R', 'G', 'B', 24 ) },
{ PIX_FMT_BGR24, MKTAG('B', 'G', 'R', 24 ) },
{ PIX_FMT_YUV411P, MKTAG('4', '1', '1', 'P') },
{ PIX_FMT_YUV422P, MKTAG('4', '2', '2', 'P') },
{ PIX_FMT_YUVJ422P, MKTAG('4', '2', '2', 'P') },
{ PIX_FMT_YUV440P, MKTAG('4', '4', '0', 'P') },
{ PIX_FMT_YUVJ440P, MKTAG('4', '4', '0', 'P') },
{ PIX_FMT_YUV444P, MKTAG('4', '4', '4', 'P') },
{ PIX_FMT_YUVJ444P, MKTAG('4', '4', '4', 'P') },
{ PIX_FMT_MONOWHITE,MKTAG('B', '1', 'W', '0') },
{ PIX_FMT_MONOBLACK,MKTAG('B', '0', 'W', '1') },
{ PIX_FMT_BGR8, MKTAG('B', 'G', 'R', 8 ) },
{ PIX_FMT_RGB8, MKTAG('R', 'G', 'B', 8 ) },
{ PIX_FMT_BGR4, MKTAG('B', 'G', 'R', 4 ) },
{ PIX_FMT_RGB4, MKTAG('R', 'G', 'B', 4 ) },
{ PIX_FMT_RGB4_BYTE,MKTAG('B', '4', 'B', 'Y') },
{ PIX_FMT_BGR4_BYTE,MKTAG('R', '4', 'B', 'Y') },
{ PIX_FMT_RGB48LE, MKTAG('R', 'G', 'B', 48 ) },
{ PIX_FMT_RGB48BE, MKTAG( 48, 'R', 'G', 'B') },
{ PIX_FMT_BGR48LE, MKTAG('B', 'G', 'R', 48 ) },
{ PIX_FMT_BGR48BE, MKTAG( 48, 'B', 'G', 'R') },
{ PIX_FMT_GRAY16LE, MKTAG('Y', '1', 0 , 16 ) },
{ PIX_FMT_GRAY16BE, MKTAG(16 , 0 , '1', 'Y') },
{ PIX_FMT_YUV420P10LE, MKTAG('Y', '3', 11 , 10 ) },
{ PIX_FMT_YUV420P10BE, MKTAG(10 , 11 , '3', 'Y') },
{ PIX_FMT_YUV422P10LE, MKTAG('Y', '3', 10 , 10 ) },
{ PIX_FMT_YUV422P10BE, MKTAG(10 , 10 , '3', 'Y') },
{ PIX_FMT_YUV444P10LE, MKTAG('Y', '3', 0 , 10 ) },
{ PIX_FMT_YUV444P10BE, MKTAG(10 , 0 , '3', 'Y') },
{ PIX_FMT_YUV420P16LE, MKTAG('Y', '3', 11 , 16 ) },
{ PIX_FMT_YUV420P16BE, MKTAG(16 , 11 , '3', 'Y') },
{ PIX_FMT_YUV422P16LE, MKTAG('Y', '3', 10 , 16 ) },
{ PIX_FMT_YUV422P16BE, MKTAG(16 , 10 , '3', 'Y') },
{ PIX_FMT_YUV444P16LE, MKTAG('Y', '3', 0 , 16 ) },
{ PIX_FMT_YUV444P16BE, MKTAG(16 , 0 , '3', 'Y') },
{ PIX_FMT_YUVA420P, MKTAG('Y', '4', 11 , 8 ) },
{ PIX_FMT_YUVA422P, MKTAG('Y', '4', 10 , 8 ) },
{ PIX_FMT_YUVA444P, MKTAG('Y', '4', 0 , 8 ) },
{ PIX_FMT_GRAY8A, MKTAG('Y', '2', 0 , 8 ) },
/* quicktime */
{ PIX_FMT_YUV420P, MKTAG('R', '4', '2', '0') }, /* Radius DV YUV PAL */
{ PIX_FMT_YUV411P, MKTAG('R', '4', '1', '1') }, /* Radius DV YUV NTSC */
{ PIX_FMT_UYVY422, MKTAG('2', 'v', 'u', 'y') },
{ PIX_FMT_UYVY422, MKTAG('2', 'V', 'u', 'y') },
{ PIX_FMT_UYVY422, MKTAG('A', 'V', 'U', 'I') }, /* FIXME merge both fields */
{ PIX_FMT_UYVY422, MKTAG('b', 'x', 'y', 'v') },
{ PIX_FMT_YUYV422, MKTAG('y', 'u', 'v', '2') },
{ PIX_FMT_YUYV422, MKTAG('y', 'u', 'v', 's') },
{ PIX_FMT_YUYV422, MKTAG('D', 'V', 'O', 'O') }, /* Digital Voodoo SD 8 Bit */
{ PIX_FMT_RGB555LE,MKTAG('L', '5', '5', '5') },
{ PIX_FMT_RGB565LE,MKTAG('L', '5', '6', '5') },
{ PIX_FMT_RGB565BE,MKTAG('B', '5', '6', '5') },
{ PIX_FMT_BGR24, MKTAG('2', '4', 'B', 'G') },
{ PIX_FMT_BGR24, MKTAG('b', 'x', 'b', 'g') },
{ PIX_FMT_BGRA, MKTAG('B', 'G', 'R', 'A') },
{ PIX_FMT_RGBA, MKTAG('R', 'G', 'B', 'A') },
{ PIX_FMT_RGB24, MKTAG('b', 'x', 'r', 'g') },
{ PIX_FMT_ABGR, MKTAG('A', 'B', 'G', 'R') },
{ PIX_FMT_GRAY16BE,MKTAG('b', '1', '6', 'g') },
{ PIX_FMT_RGB48BE, MKTAG('b', '4', '8', 'r') },
/* special */
{ PIX_FMT_RGB565LE,MKTAG( 3 , 0 , 0 , 0 ) }, /* flipped RGB565LE */
{ PIX_FMT_YUV444P, MKTAG('Y', 'V', '2', '4') }, /* YUV444P, swapped UV */
{ PIX_FMT_YUYV422, MKTAG('Y', 'V', 'Y', 'U') }, /* YUYV, swapped UV */
{ PIX_FMT_NONE, 0 },
};
unsigned int avcodec_pix_fmt_to_codec_tag(enum PixelFormat fmt)
{
const PixelFormatTag *tags = ff_raw_pix_fmt_tags;
while (tags->pix_fmt >= 0) {
if (tags->pix_fmt == fmt)
return tags->fourcc;
tags++;
}
return 0;
}
#ifdef TEST
#include <unistd.h> /* getopt */
#include "libavutil/pixdesc.h"
#undef printf
#undef fprintf
static void usage(void)
{
printf("\n"
"Options:\n"
"-l list the pixel format for each fourcc\n"
"-L list the fourccs for each pixel format\n"
"-p PIX_FMT given a pixel format, print the list of associated fourccs\n"
"-h print this help\n");
}
static void print_pix_fmt_fourccs(enum PixelFormat pix_fmt, char sep)
{
int i;
for (i = 0; i < FF_ARRAY_ELEMS(ff_raw_pix_fmt_tags); i++) {
if (ff_raw_pix_fmt_tags[i].pix_fmt == pix_fmt) {
char buf[32];
av_get_codec_tag_string(buf, sizeof(buf), ff_raw_pix_fmt_tags[i].fourcc);
printf("%s%c", buf, sep);
}
}
}
int main(int argc, char **argv)
{
int i, list_fourcc_pix_fmt = 0, list_pix_fmt_fourccs = 0;
const char *pix_fmt_name = NULL;
char c;
if (argc == 1) {
usage();
return 0;
}
while ((c = getopt(argc, argv, "hp:lL")) != -1) {
switch (c) {
case 'h':
usage();
return 0;
case 'l':
list_fourcc_pix_fmt = 1;
break;
case 'L':
list_pix_fmt_fourccs = 1;
break;
case 'p':
pix_fmt_name = optarg;
break;
case '?':
usage();
return 1;
}
}
if (list_fourcc_pix_fmt) {
/* print a list of pixel format / fourcc */
for (i = 0; i < FF_ARRAY_ELEMS(ff_raw_pix_fmt_tags); i++) {
char buf[32];
av_get_codec_tag_string(buf, sizeof(buf), ff_raw_pix_fmt_tags[i].fourcc);
if (ff_raw_pix_fmt_tags[i].pix_fmt != PIX_FMT_NONE)
printf("%s: %s\n", av_get_pix_fmt_name(ff_raw_pix_fmt_tags[i].pix_fmt), buf);
}
}
if (list_pix_fmt_fourccs) {
for (i = 0; i < PIX_FMT_NB; i++) {
const AVPixFmtDescriptor *pix_desc = &av_pix_fmt_descriptors[i];
if (!pix_desc->name || pix_desc->flags & PIX_FMT_HWACCEL)
continue;
printf("%s: ", pix_desc->name);
print_pix_fmt_fourccs(i, ' ');
printf("\n");
}
}
if (pix_fmt_name) {
enum PixelFormat pix_fmt = av_get_pix_fmt(pix_fmt_name);
if (pix_fmt == PIX_FMT_NONE) {
fprintf(stderr, "Invalid pixel format selected '%s'\n", pix_fmt_name);
return 1;
}
print_pix_fmt_fourccs(pix_fmt, '\n');
}
return 0;
}
#endif