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| author | Paul B Mahol <onemda@gmail.com> | 2020-02-11 13:57:43 +0100 |
|---|---|---|
| committer | Paul B Mahol <onemda@gmail.com> | 2020-02-11 14:00:21 +0100 |
| commit | 52cd7a63374c1d62a188a0e425fb998848a70bf8 (patch) | |
| tree | 7b8d1fd8a07ea925873ebf4fa1407920f102eef0 | |
| parent | e8cbdb9adbe5fff49f9fca8879ad8660801c007e (diff) | |
avfilter/vf_colorkey: add support for commands
| -rw-r--r-- | doc/filters.texi | 14 | ||||
| -rw-r--r-- | libavfilter/vf_colorkey.c | 4 |
2 files changed, 17 insertions, 1 deletions
diff --git a/doc/filters.texi b/doc/filters.texi index bdc5700973..f396819a79 100644 --- a/doc/filters.texi +++ b/doc/filters.texi @@ -7378,6 +7378,13 @@ ffmpeg -i background.png -i video.mp4 -filter_complex "[1:v]colorkey=0x3BBD1E:0. @end example @end itemize +@subsection Commands +This filter supports same @ref{commands} as options. +The command accepts the same syntax of the corresponding option. + +If the specified expression is not valid, it is kept at its current +value. + @section colorhold Remove all color information for all RGB colors except for certain one. @@ -7396,6 +7403,13 @@ Blend percentage. 0.0 makes pixels fully gray. Higher values result in more preserved color. @end table +@subsection Commands +This filter supports same @ref{commands} as options. +The command accepts the same syntax of the corresponding option. + +If the specified expression is not valid, it is kept at its current +value. + @section colorlevels Adjust video input frames using levels. diff --git a/libavfilter/vf_colorkey.c b/libavfilter/vf_colorkey.c index 4e37c7f0c9..3cc3961a92 100644 --- a/libavfilter/vf_colorkey.c +++ b/libavfilter/vf_colorkey.c @@ -199,7 +199,7 @@ static const AVFilterPad colorkey_outputs[] = { }; #define OFFSET(x) offsetof(ColorkeyContext, x) -#define FLAGS AV_OPT_FLAG_FILTERING_PARAM|AV_OPT_FLAG_VIDEO_PARAM +#define FLAGS AV_OPT_FLAG_FILTERING_PARAM|AV_OPT_FLAG_VIDEO_PARAM|AV_OPT_FLAG_RUNTIME_PARAM #if CONFIG_COLORKEY_FILTER @@ -222,6 +222,7 @@ AVFilter ff_vf_colorkey = { .inputs = colorkey_inputs, .outputs = colorkey_outputs, .flags = AVFILTER_FLAG_SUPPORT_TIMELINE_GENERIC | AVFILTER_FLAG_SLICE_THREADS, + .process_command = ff_filter_process_command, }; #endif /* CONFIG_COLORKEY_FILTER */ @@ -246,6 +247,7 @@ AVFilter ff_vf_colorhold = { .inputs = colorkey_inputs, .outputs = colorkey_outputs, .flags = AVFILTER_FLAG_SUPPORT_TIMELINE_GENERIC | AVFILTER_FLAG_SLICE_THREADS, + .process_command = ff_filter_process_command, }; #endif /* CONFIG_COLORHOLD_FILTER */ |