avfilter: Constify all AVFilters

[ffmpeg] / libavfilter / af_silenceremove.c

diff --git a/libavfilter/af_silenceremove.c b/libavfilter/af_silenceremove.c
index 335f55bb4e9d858b91efb6cf6b93e37843f650db..e4b4cd71d23ee65bb949214c24e651bb17c4b925 100644 (file)
--- a/libavfilter/af_silenceremove.c
+++ b/libavfilter/af_silenceremove.c
@@ -206,6 +206,7 @@ static int config_input(AVFilterLink *inlink)
     AVFilterContext *ctx = inlink->dst;
     SilenceRemoveContext *s = ctx->priv;
 
+    s->next_pts = AV_NOPTS_VALUE;
     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)
@@ -328,6 +329,9 @@ static int filter_frame(AVFilterLink *inlink, AVFrame *in)
 
     nb_samples_read = nb_samples_written = 0;
 
+    if (s->next_pts == AV_NOPTS_VALUE)
+        s->next_pts = in->pts;
+
     switch (s->mode) {
     case SILENCE_TRIM:
 silence_trim:
@@ -664,7 +668,7 @@ static const AVFilterPad silenceremove_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_af_silenceremove = {
+const AVFilter ff_af_silenceremove = {
     .name          = "silenceremove",
     .description   = NULL_IF_CONFIG_SMALL("Remove silence."),
     .priv_size     = sizeof(SilenceRemoveContext),