diff options
| author | Tim Redfern <tim@eclectronics.org> | 2013-12-29 12:19:38 +0000 |
|---|---|---|
| committer | Tim Redfern <tim@eclectronics.org> | 2013-12-29 12:19:38 +0000 |
| commit | f7813a5324be39d13ab536c245d15dfc602a7849 (patch) | |
| tree | fad99148b88823d34a5df2f0a25881a002eb291b /ffmpeg/libavcodec/iirfilter.c | |
| parent | b7a5a477b8ff4d4e3028b9dfb9a9df0a41463f92 (diff) | |
basic type mechanism working
Diffstat (limited to 'ffmpeg/libavcodec/iirfilter.c')
| -rw-r--r-- | ffmpeg/libavcodec/iirfilter.c | 16 |
1 files changed, 9 insertions, 7 deletions
diff --git a/ffmpeg/libavcodec/iirfilter.c b/ffmpeg/libavcodec/iirfilter.c index 049150e..a2d9d11 100644 --- a/ffmpeg/libavcodec/iirfilter.c +++ b/ffmpeg/libavcodec/iirfilter.c @@ -26,6 +26,7 @@ #include "iirfilter.h" #include <math.h> +#include "libavutil/attributes.h" #include "libavutil/common.h" /** @@ -48,10 +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; @@ -113,9 +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; |