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avfilter/af_extrastereo: add support for commands

This commit is contained in:
Paul B Mahol 2019-12-27 20:57:06 +01:00
parent fad62eebee
commit 954637805d
2 changed files with 6 additions and 1 deletions
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4
doc/filters.texi
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@ -3558,6 +3558,10 @@ Sets the difference coefficient (default: 2.5). 0.0 means mono sound
Enable clipping. By default is enabled.
@end table
@subsection Commands
This filter supports the all above options as @ref{commands}.
@section firequalizer
Apply FIR Equalization using arbitrary frequency response.

3
libavfilter/af_extrastereo.c
View File

@ -31,7 +31,7 @@ typedef struct ExtraStereoContext {
} ExtraStereoContext;
#define OFFSET(x) offsetof(ExtraStereoContext, x)
#define A AV_OPT_FLAG_AUDIO_PARAM|AV_OPT_FLAG_FILTERING_PARAM
#define A AV_OPT_FLAG_AUDIO_PARAM|AV_OPT_FLAG_FILTERING_PARAM|AV_OPT_FLAG_RUNTIME_PARAM
static const AVOption extrastereo_options[] = {
{ "m", "set the difference coefficient", OFFSET(mult), AV_OPT_TYPE_FLOAT, {.dbl=2.5}, -10, 10, A },
@ -129,4 +129,5 @@ AVFilter ff_af_extrastereo = {
.inputs = inputs,
.outputs = outputs,
.flags = AVFILTER_FLAG_SUPPORT_TIMELINE_GENERIC,
.process_command = ff_filter_process_command,
};