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authorTimothy Gu <timothygu99@gmail.com>2015-08-25 16:43:53 -0700
committerTimothy Gu <timothygu99@gmail.com>2015-08-26 18:46:20 -0700
commitda0e76955a08249c593861a5088c20c50a48c6bb (patch)
treea92c515f743767bd17c080e7f6b2ffa913654cf3 /ffmpeg_opt.c
parent33908f08377dd6abb219b4a080f65cb2eec938e6 (diff)
downloadffmpeg-da0e76955a08249c593861a5088c20c50a48c6bb.tar.gz
ffmpeg_opt: Add -hwaccels option that lists all supported hwaccels
Diffstat (limited to 'ffmpeg_opt.c')
-rw-r--r--ffmpeg_opt.c14
1 files changed, 14 insertions, 0 deletions
diff --git a/ffmpeg_opt.c b/ffmpeg_opt.c
index 40a6e55512..c5e6624a16 100644
--- a/ffmpeg_opt.c
+++ b/ffmpeg_opt.c
@@ -166,6 +166,18 @@ static void init_options(OptionsContext *o)
o->accurate_seek = 1;
}
+static int show_hwaccels(void *optctx, const char *opt, const char *arg)
+{
+ int i;
+
+ printf("Hardware acceleration methods:\n");
+ for (i = 0; i < FF_ARRAY_ELEMS(hwaccels) - 1; i++) {
+ printf("%s\n", hwaccels[i].name);
+ }
+ printf("\n");
+ return 0;
+}
+
/* return a copy of the input with the stream specifiers removed from the keys */
static AVDictionary *strip_specifiers(AVDictionary *dict)
{
@@ -3241,6 +3253,8 @@ const OptionDef options[] = {
#if CONFIG_VDA || CONFIG_VIDEOTOOLBOX
{ "videotoolbox_pixfmt", HAS_ARG | OPT_STRING | OPT_EXPERT, { &videotoolbox_pixfmt}, "" },
#endif
+ { "hwaccels", OPT_EXIT, { .func_arg = show_hwaccels },
+ "show available HW acceleration methods" },
{ "autorotate", HAS_ARG | OPT_BOOL | OPT_SPEC |
OPT_EXPERT | OPT_INPUT, { .off = OFFSET(autorotate) },
"automatically insert correct rotate filters" },