From 47aaebd63e408bc59dc9e35dd372c1f603be2d3a Mon Sep 17 00:00:00 2001 From: Paul B Mahol Date: Mon, 28 Dec 2015 12:02:14 +0100 Subject: avfilter/af_silenceremove: make size of window user configurable Signed-off-by: Paul B Mahol --- libavfilter/af_silenceremove.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) (limited to 'libavfilter/af_silenceremove.c') diff --git a/libavfilter/af_silenceremove.c b/libavfilter/af_silenceremove.c index dc3f4ff91d..f156d1883d 100644 --- a/libavfilter/af_silenceremove.c +++ b/libavfilter/af_silenceremove.c @@ -61,6 +61,7 @@ typedef struct SilenceRemoveContext { size_t stop_holdoff_end; int stop_found_periods; + double window_ratio; double *window; double *window_current; double *window_end; @@ -89,6 +90,7 @@ static const AVOption silenceremove_options[] = { { "detection", NULL, OFFSET(detection), AV_OPT_TYPE_INT, {.i64=1}, 0, 1, FLAGS, "detection" }, { "peak", 0, 0, AV_OPT_TYPE_CONST, {.i64=0}, 0, 0, FLAGS, "detection" }, { "rms", 0, 0, AV_OPT_TYPE_CONST, {.i64=1}, 0, 0, FLAGS, "detection" }, + { "window", NULL, OFFSET(window_ratio), AV_OPT_TYPE_DOUBLE, {.dbl=0.02}, 0, 10, FLAGS }, { NULL } }; @@ -175,7 +177,7 @@ static int config_input(AVFilterLink *inlink) AVFilterContext *ctx = inlink->dst; SilenceRemoveContext *s = ctx->priv; - s->window_size = (inlink->sample_rate / 50) * inlink->channels; + s->window_size = FFMAX((inlink->sample_rate * s->window_ratio), 1) * inlink->channels; s->window = av_malloc_array(s->window_size, sizeof(*s->window)); if (!s->window) return AVERROR(ENOMEM); -- cgit v1.2.3