diff options
author | Steven Liu <lq@chinaffmpeg.org> | 2016-11-04 15:20:25 +0300 |
---|---|---|
committer | Michael Niedermayer <michael@niedermayer.cc> | 2016-11-08 03:56:31 +0300 |
commit | acd87dfc05b5c4d8ebf6832fe7c0aa13b9cc0c5f (patch) | |
tree | 38aa40f706bef575f2479eb6c1627a8c8063a4ca /cmdutils.c | |
parent | 0cf6853804675c99573889670b3447af4de1a3f3 (diff) |
cmdutils: add show_demuxers and show_muxers
add -muxers and -demuxers parameters to list the dexmuers and muxers
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
Diffstat (limited to 'cmdutils.c')
-rw-r--r-- | cmdutils.c | 66 |
1 files changed, 43 insertions, 23 deletions
diff --git a/cmdutils.c b/cmdutils.c index 469c2d557c..44fe64ce76 100644 --- a/cmdutils.c +++ b/cmdutils.c @@ -75,6 +75,12 @@ static FILE *report_file; static int report_file_level = AV_LOG_DEBUG; int hide_banner = 0; +enum show_muxdemuxers { + SHOW_DEFAULT, + SHOW_DEMUXERS, + SHOW_MUXERS, +}; + void init_opts(void) { av_dict_set(&sws_dict, "flags", "bicubic", 0); @@ -1251,7 +1257,7 @@ static int is_device(const AVClass *avclass) return AV_IS_INPUT_DEVICE(avclass->category) || AV_IS_OUTPUT_DEVICE(avclass->category); } -static int show_formats_devices(void *optctx, const char *opt, const char *arg, int device_only) +static int show_formats_devices(void *optctx, const char *opt, const char *arg, int device_only, int muxdemuxers) { AVInputFormat *ifmt = NULL; AVOutputFormat *ofmt = NULL; @@ -1269,29 +1275,33 @@ static int show_formats_devices(void *optctx, const char *opt, const char *arg, const char *name = NULL; const char *long_name = NULL; - while ((ofmt = av_oformat_next(ofmt))) { - is_dev = is_device(ofmt->priv_class); - if (!is_dev && device_only) - continue; - if ((!name || strcmp(ofmt->name, name) < 0) && - strcmp(ofmt->name, last_name) > 0) { - name = ofmt->name; - long_name = ofmt->long_name; - encode = 1; + if (muxdemuxers !=SHOW_DEMUXERS) { + while ((ofmt = av_oformat_next(ofmt))) { + is_dev = is_device(ofmt->priv_class); + if (!is_dev && device_only) + continue; + if ((!name || strcmp(ofmt->name, name) < 0) && + strcmp(ofmt->name, last_name) > 0) { + name = ofmt->name; + long_name = ofmt->long_name; + encode = 1; + } } } - while ((ifmt = av_iformat_next(ifmt))) { - is_dev = is_device(ifmt->priv_class); - if (!is_dev && device_only) - continue; - if ((!name || strcmp(ifmt->name, name) < 0) && - strcmp(ifmt->name, last_name) > 0) { - name = ifmt->name; - long_name = ifmt->long_name; - encode = 0; + if (muxdemuxers != SHOW_MUXERS) { + while ((ifmt = av_iformat_next(ifmt))) { + is_dev = is_device(ifmt->priv_class); + if (!is_dev && device_only) + continue; + if ((!name || strcmp(ifmt->name, name) < 0) && + strcmp(ifmt->name, last_name) > 0) { + name = ifmt->name; + long_name = ifmt->long_name; + encode = 0; + } + if (name && strcmp(ifmt->name, name) == 0) + decode = 1; } - if (name && strcmp(ifmt->name, name) == 0) - decode = 1; } if (!name) break; @@ -1308,12 +1318,22 @@ static int show_formats_devices(void *optctx, const char *opt, const char *arg, int show_formats(void *optctx, const char *opt, const char *arg) { - return show_formats_devices(optctx, opt, arg, 0); + return show_formats_devices(optctx, opt, arg, 0, SHOW_DEFAULT); +} + +int show_muxers(void *optctx, const char *opt, const char *arg) +{ + return show_formats_devices(optctx, opt, arg, 0, SHOW_MUXERS); +} + +int show_demuxers(void *optctx, const char *opt, const char *arg) +{ + return show_formats_devices(optctx, opt, arg, 0, SHOW_DEMUXERS); } int show_devices(void *optctx, const char *opt, const char *arg) { - return show_formats_devices(optctx, opt, arg, 1); + return show_formats_devices(optctx, opt, arg, 1, SHOW_DEFAULT); } #define PRINT_CODEC_SUPPORTED(codec, field, type, list_name, term, get_name) \ |