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cmdutils: add -colors option

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This commit is contained in:
Stefano Sabatini 2013-10-17 19:04:16 +02:00
parent d61617a523
commit 4e268285aa
4 changed files with 22 additions and 0 deletions
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12
cmdutils.c
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@ -1518,6 +1518,18 @@ int show_filters(void *optctx, const char *opt, const char *arg)
return 0;
}
void show_colors(void *optctx, const char *opt, const char *arg)
{
const char *name;
const uint8_t *rgb;
int i;
printf("%-32s #RRGGBB\n", "name");
for (i = 0; name = av_get_known_color_name(i, &rgb); i++)
printf("%-32s #%02x%02x%02x\n", name, rgb[0], rgb[1], rgb[2]);
}
int show_pix_fmts(void *optctx, const char *opt, const char *arg)
{
const AVPixFmtDescriptor *pix_desc = NULL;

6
cmdutils.h
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@ -488,6 +488,12 @@ int show_layouts(void *optctx, const char *opt, const char *arg);
*/
int show_sample_fmts(void *optctx, const char *opt, const char *arg);
/**
* Print a listing containing all the color names and values recognized
* by the program.
*/
void show_colors(void *optctx, const char *opt, const char *arg);
/**
* Return a positive value if a line read from standard input
* starts with [yY], otherwise return 0.

1
cmdutils_common_opts.h
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@ -14,6 +14,7 @@
{ "pix_fmts" , OPT_EXIT, {.func_arg = show_pix_fmts }, "show available pixel formats" },
{ "layouts" , OPT_EXIT, {.func_arg = show_layouts }, "show standard channel layouts" },
{ "sample_fmts", OPT_EXIT, {.func_arg = show_sample_fmts }, "show available audio sample formats" },
{ "colors" , OPT_EXIT, {.func_arg = show_colors }, "show available color names" },
{ "loglevel" , HAS_ARG, {.func_arg = opt_loglevel}, "set logging level", "loglevel" },
{ "v", HAS_ARG, {.func_arg = opt_loglevel}, "set logging level", "loglevel" },
{ "report" , 0, {(void*)opt_report}, "generate a report" },

3
doc/fftools-common-opts.texi
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@ -128,6 +128,9 @@ Show available sample formats.
@item -layouts
Show channel names and standard channel layouts.
@item -colors
Show recognized color names.
@item -loglevel [repeat+]@var{loglevel} | -v [repeat+]@var{loglevel}
Set the logging level used by the library.
Adding "repeat+" indicates that repeated log output should not be compressed