[FFmpeg-cvslog] avfilter/af_alimiter: add timeline and commands support

[Paul B Mahol]

ffmpeg | branch: master | Paul B Mahol <onemda at gmail.com> | Mon Oct 18 22:44:40 2021 +0200| [f7ddf4fc57cbbe5c40e3a28e23e9d8a6d66d3cd0] | committer: Paul B Mahol

avfilter/af_alimiter: add timeline and commands support

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=f7ddf4fc57cbbe5c40e3a28e23e9d8a6d66d3cd0
---

 libavfilter/af_alimiter.c | 21 +++++++++++----------
 1 file changed, 11 insertions(+), 10 deletions(-)

diff --git a/libavfilter/af_alimiter.c b/libavfilter/af_alimiter.c
index eb77181607..211941a511 100644
--- a/libavfilter/af_alimiter.c
+++ b/libavfilter/af_alimiter.c
@@ -62,18 +62,17 @@ typedef struct AudioLimiterContext {
 } AudioLimiterContext;
 
 #define OFFSET(x) offsetof(AudioLimiterContext, x)
-#define A AV_OPT_FLAG_AUDIO_PARAM
-#define F AV_OPT_FLAG_FILTERING_PARAM
+#define AF AV_OPT_FLAG_AUDIO_PARAM | AV_OPT_FLAG_FILTERING_PARAM | AV_OPT_FLAG_RUNTIME_PARAM
 
 static const AVOption alimiter_options[] = {
-    { "level_in",  "set input level",  OFFSET(level_in),     AV_OPT_TYPE_DOUBLE, {.dbl=1},.015625,   64, A|F },
-    { "level_out", "set output level", OFFSET(level_out),    AV_OPT_TYPE_DOUBLE, {.dbl=1},.015625,   64, A|F },
-    { "limit",     "set limit",        OFFSET(limit),        AV_OPT_TYPE_DOUBLE, {.dbl=1}, 0.0625,    1, A|F },
-    { "attack",    "set attack",       OFFSET(attack),       AV_OPT_TYPE_DOUBLE, {.dbl=5},    0.1,   80, A|F },
-    { "release",   "set release",      OFFSET(release),      AV_OPT_TYPE_DOUBLE, {.dbl=50},     1, 8000, A|F },
-    { "asc",       "enable asc",       OFFSET(auto_release), AV_OPT_TYPE_BOOL,   {.i64=0},      0,    1, A|F },
-    { "asc_level", "set asc level",    OFFSET(asc_coeff),    AV_OPT_TYPE_DOUBLE, {.dbl=0.5},    0,    1, A|F },
-    { "level",     "auto level",       OFFSET(auto_level),   AV_OPT_TYPE_BOOL,   {.i64=1},      0,    1, A|F },
+    { "level_in",  "set input level",  OFFSET(level_in),     AV_OPT_TYPE_DOUBLE, {.dbl=1},.015625,   64, AF },
+    { "level_out", "set output level", OFFSET(level_out),    AV_OPT_TYPE_DOUBLE, {.dbl=1},.015625,   64, AF },
+    { "limit",     "set limit",        OFFSET(limit),        AV_OPT_TYPE_DOUBLE, {.dbl=1}, 0.0625,    1, AF },
+    { "attack",    "set attack",       OFFSET(attack),       AV_OPT_TYPE_DOUBLE, {.dbl=5},    0.1,   80, AF },
+    { "release",   "set release",      OFFSET(release),      AV_OPT_TYPE_DOUBLE, {.dbl=50},     1, 8000, AF },
+    { "asc",       "enable asc",       OFFSET(auto_release), AV_OPT_TYPE_BOOL,   {.i64=0},      0,    1, AF },
+    { "asc_level", "set asc level",    OFFSET(asc_coeff),    AV_OPT_TYPE_DOUBLE, {.dbl=0.5},    0,    1, AF },
+    { "level",     "auto level",       OFFSET(auto_level),   AV_OPT_TYPE_BOOL,   {.i64=1},      0,    1, AF },
     { NULL }
 };
 
@@ -339,4 +338,6 @@ const AVFilter ff_af_alimiter = {
     FILTER_INPUTS(alimiter_inputs),
     FILTER_OUTPUTS(alimiter_outputs),
     FILTER_SINGLE_SAMPLEFMT(AV_SAMPLE_FMT_DBL),
+    .process_command = ff_filter_process_command,
+    .flags         = AVFILTER_FLAG_SUPPORT_TIMELINE_GENERIC,
 };