[FFmpeg-cvslog] avfilter/af_aiir: move response drawing as last step

Paul B Mahol git at videolan.org
Fri May 22 15:15:48 EEST 2020


ffmpeg | branch: master | Paul B Mahol <onemda at gmail.com> | Fri May 22 14:14:15 2020 +0200| [ca7095a9072fab4cdb41af12da9d94752e082e34] | committer: Paul B Mahol

avfilter/af_aiir: move response drawing as last step

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=ca7095a9072fab4cdb41af12da9d94752e082e34
---

 libavfilter/af_aiir.c | 18 +++++++++---------
 1 file changed, 9 insertions(+), 9 deletions(-)

diff --git a/libavfilter/af_aiir.c b/libavfilter/af_aiir.c
index bacdab6088..92ff348dd6 100644
--- a/libavfilter/af_aiir.c
+++ b/libavfilter/af_aiir.c
@@ -1001,15 +1001,6 @@ static int config_output(AVFilterLink *outlink)
         check_stability(ctx, inlink->channels);
     }
 
-    av_frame_free(&s->video);
-    if (s->response) {
-        s->video = ff_get_video_buffer(ctx->outputs[1], s->w, s->h);
-        if (!s->video)
-            return AVERROR(ENOMEM);
-
-        draw_response(ctx, s->video, inlink->sample_rate);
-    }
-
     if (s->format == 0)
         av_log(ctx, AV_LOG_WARNING, "tf coefficients format is not recommended for too high number of zeros/poles.\n");
 
@@ -1053,6 +1044,15 @@ static int config_output(AVFilterLink *outlink)
     case AV_SAMPLE_FMT_S16P: s->iir_channel = s->process == 1 ? iir_ch_serial_s16p : iir_ch_s16p; break;
     }
 
+    av_frame_free(&s->video);
+    if (s->response) {
+        s->video = ff_get_video_buffer(ctx->outputs[1], s->w, s->h);
+        if (!s->video)
+            return AVERROR(ENOMEM);
+
+        draw_response(ctx, s->video, inlink->sample_rate);
+    }
+
     return 0;
 }
 



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