mpegvideo: Drop mpegvideo.h where not needed

[ffmpeg] / libavcodec / iirfilter.c

diff --git a/libavcodec/iirfilter.c b/libavcodec/iirfilter.c
index 34d3962807ba7279eb9b03407c1ba7573d81e38d..40a543da4c5b6b5e552357b3265eec68340f9bc3 100644 (file)
--- a/libavcodec/iirfilter.c
+++ b/libavcodec/iirfilter.c
@@ -26,6 +26,8 @@
 
 #include "iirfilter.h"
 #include <math.h>
+#include "libavutil/attributes.h"
+#include "libavutil/common.h"
 
 /**
  * IIR filter global parameters
@@ -47,10 +49,11 @@ typedef struct FFIIRFilterState{
 /// maximum supported filter order
 #define MAXORDER 30
 
-static int butterworth_init_coeffs(void *avc, struct FFIIRFilterCoeffs *c,
-                                   enum IIRFilterMode filt_mode,
-                                   int order, float cutoff_ratio,
-                                   float stopband)
+static av_cold int butterworth_init_coeffs(void *avc,
+                                           struct FFIIRFilterCoeffs *c,
+                                           enum IIRFilterMode filt_mode,
+                                           int order, float cutoff_ratio,
+                                           float stopband)
 {
     int i, j;
     double wa;
@@ -112,9 +115,9 @@ static int butterworth_init_coeffs(void *avc, struct FFIIRFilterCoeffs *c,
     return 0;
 }
 
-static int biquad_init_coeffs(void *avc, struct FFIIRFilterCoeffs *c,
-                              enum IIRFilterMode filt_mode, int order,
-                              float cutoff_ratio, float stopband)
+static av_cold int biquad_init_coeffs(void *avc, struct FFIIRFilterCoeffs *c,
+                                      enum IIRFilterMode filt_mode, int order,
+                                      float cutoff_ratio, float stopband)
 {
     double cos_w0, sin_w0;
     double a0, x0, x1;
@@ -311,7 +314,6 @@ av_cold void ff_iir_filter_free_coeffs(struct FFIIRFilterCoeffs *coeffs)
 }
 
 #ifdef TEST
-#undef printf
 #include <stdio.h>
 
 #define FILT_ORDER 4