avfilter: Constify all AVFilters

[ffmpeg] / libavfilter / af_compensationdelay.c

diff --git a/libavfilter/af_compensationdelay.c b/libavfilter/af_compensationdelay.c
index 05285cd29757b9d07ba711ab938d524411ac1fa0..f2e0dcd467fe5b09b4f797260af5f7f9b2d033f8 100644 (file)
--- a/libavfilter/af_compensationdelay.c
+++ b/libavfilter/af_compensationdelay.c
@@ -115,7 +115,7 @@ static int config_input(AVFilterLink *inlink)
     s->delay_frame->nb_samples     = new_size;
     s->delay_frame->channel_layout = inlink->channel_layout;
 
-    return av_frame_get_buffer(s->delay_frame, 32);
+    return av_frame_get_buffer(s->delay_frame, 0);
 }
 
 static int filter_frame(AVFilterLink *inlink, AVFrame *in)
@@ -127,7 +127,7 @@ static int filter_frame(AVFilterLink *inlink, AVFrame *in)
     const unsigned delay = s->delay;
     const double dry = s->dry;
     const double wet = s->wet;
-    unsigned r_ptr, w_ptr;
+    unsigned r_ptr, w_ptr = 0;
     AVFrame *out;
     int n, ch;
 
@@ -186,7 +186,7 @@ static const AVFilterPad compensationdelay_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_af_compensationdelay = {
+const AVFilter ff_af_compensationdelay = {
     .name          = "compensationdelay",
     .description   = NULL_IF_CONFIG_SMALL("Audio Compensation Delay Line."),
     .query_formats = query_formats,