mirror of
https://git.ffmpeg.org/ffmpeg.git
synced 2024-12-13 02:34:54 +00:00
118 lines
3.5 KiB
C
118 lines
3.5 KiB
C
/*
|
|
* Copyright (c) 2012 Stefano Sabatini
|
|
*
|
|
* 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
|
|
*/
|
|
|
|
#include "config.h"
|
|
#if HAVE_UNISTD_H
|
|
#include <unistd.h> /* getopt */
|
|
#endif
|
|
|
|
#include "libavutil/pixdesc.h"
|
|
#include "libavcodec/avcodec.h"
|
|
#include "libavutil/common.h"
|
|
#include "libavcodec/raw.h"
|
|
|
|
#undef printf
|
|
#undef fprintf
|
|
|
|
#if !HAVE_GETOPT
|
|
#include "compat/getopt.c"
|
|
#endif
|
|
|
|
static void usage(void)
|
|
{
|
|
printf("Show the relationships between rawvideo pixel formats and FourCC tags.\n");
|
|
printf("usage: fourcc2pixfmt [OPTIONS]\n");
|
|
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 (one per line)\n"
|
|
"-h print this help\n");
|
|
}
|
|
|
|
static void print_pix_fmt_fourccs(enum AVPixelFormat pix_fmt, const PixelFormatTag *pix_fmt_tags, char sep)
|
|
{
|
|
int i;
|
|
|
|
for (i = 0; pix_fmt_tags[i].pix_fmt != AV_PIX_FMT_NONE; i++)
|
|
if (pix_fmt_tags[i].pix_fmt == pix_fmt)
|
|
printf("%s%c", av_fourcc2str(pix_fmt_tags[i].fourcc), sep);
|
|
}
|
|
|
|
int main(int argc, char **argv)
|
|
{
|
|
int i, list_fourcc_pix_fmt = 0, list_pix_fmt_fourccs = 0;
|
|
const PixelFormatTag *pix_fmt_tags = avpriv_get_raw_pix_fmt_tags();
|
|
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)
|
|
for (i = 0; pix_fmt_tags[i].pix_fmt != AV_PIX_FMT_NONE; i++)
|
|
printf("%s: %s\n", av_fourcc2str(pix_fmt_tags[i].fourcc),
|
|
av_get_pix_fmt_name(pix_fmt_tags[i].pix_fmt));
|
|
|
|
if (list_pix_fmt_fourccs) {
|
|
for (i = 0; av_pix_fmt_desc_get(i); i++) {
|
|
const AVPixFmtDescriptor *pix_desc = av_pix_fmt_desc_get(i);
|
|
if (!pix_desc->name || pix_desc->flags & AV_PIX_FMT_FLAG_HWACCEL)
|
|
continue;
|
|
printf("%s: ", pix_desc->name);
|
|
print_pix_fmt_fourccs(i, pix_fmt_tags, ' ');
|
|
printf("\n");
|
|
}
|
|
}
|
|
|
|
if (pix_fmt_name) {
|
|
enum AVPixelFormat pix_fmt = av_get_pix_fmt(pix_fmt_name);
|
|
if (pix_fmt == AV_PIX_FMT_NONE) {
|
|
fprintf(stderr, "Invalid pixel format selected '%s'\n", pix_fmt_name);
|
|
return 1;
|
|
}
|
|
print_pix_fmt_fourccs(pix_fmt, pix_fmt_tags, '\n');
|
|
}
|
|
|
|
return 0;
|
|
}
|