avfilter/af_afir: draw IR frequency response

Signed-off-by: Paul B Mahol <onemda@gmail.com>

1 files changed, 4 insertions, 0 deletions

diff --git a/libavfilter/af_afir.h b/libavfilter/af_afir.h
index 7712e6ada8..2ae12cbc50 100644
--- a/libavfilter/af_afir.h
+++ b/libavfilter/af_afir.h
@@ -40,6 +40,9 @@ typedef struct AudioFIRContext {
     float length;
     int again;
     float max_ir_len;
+    int response;
+    int w, h;
+    int ir_channel;
 
     float gain;
 
@@ -69,6 +72,7 @@ typedef struct AudioFIRContext {
     AVAudioFifo *fifo[2];
     AVFrame *in[2];
     AVFrame *buffer;
+    AVFrame *video;
     int64_t pts;
     int index;