[FFmpeg-cvslog] avfilter/af_extrastereo: add support for commands

[Paul B Mahol]

ffmpeg | branch: master | Paul B Mahol <onemda at gmail.com> | Fri Dec 27 20:57:06 2019 +0100| [954637805d64609d1ca370f2cf12d15dfb41b395] | committer: Paul B Mahol

avfilter/af_extrastereo: add support for commands

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=954637805d64609d1ca370f2cf12d15dfb41b395
---

 doc/filters.texi             | 4 ++++
 libavfilter/af_extrastereo.c | 3 ++-
 2 files changed, 6 insertions(+), 1 deletion(-)

diff --git a/doc/filters.texi b/doc/filters.texi
index a700f7eb74..d09dd38958 100644
--- a/doc/filters.texi
+++ b/doc/filters.texi
@@ -3558,6 +3558,10 @@ Sets the difference coefficient (default: 2.5). 0.0 means mono sound
 Enable clipping. By default is enabled.
 @end table
 
+ at subsection Commands
+
+This filter supports the all above options as @ref{commands}.
+
 @section firequalizer
 Apply FIR Equalization using arbitrary frequency response.
 
diff --git a/libavfilter/af_extrastereo.c b/libavfilter/af_extrastereo.c
index 83eba47410..d8e4da9a93 100644
--- a/libavfilter/af_extrastereo.c
+++ b/libavfilter/af_extrastereo.c
@@ -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,
 };