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| author | Måns Rullgård <mans@mansr.com> | 2009-07-09 10:16:00 +0000 |
|---|---|---|
| committer | Måns Rullgård <mans@mansr.com> | 2009-07-09 10:16:00 +0000 |
| commit | 181b3363043fae8ff05803f792c1cdd8cafd8c41 (patch) | |
| tree | 425bf642f36ddb5373fed6bfe4857c650761035b /libavcodec | |
| parent | 0d73abb86ab73d668bd314e68f4c21c86e95391a (diff) | |
| download | ffmpeg-181b3363043fae8ff05803f792c1cdd8cafd8c41.tar.gz | |
Fix declarations of complex numbers
Complex numbers must be declared using a base type of float, double,
or long double.
Originally committed as revision 19390 to svn://svn.ffmpeg.org/ffmpeg/trunk
Diffstat (limited to 'libavcodec')
| -rw-r--r-- | libavcodec/iirfilter.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/libavcodec/iirfilter.c b/libavcodec/iirfilter.c index 62c2a61cd5..1d9e9a0a2a 100644 --- a/libavcodec/iirfilter.c +++ b/libavcodec/iirfilter.c @@ -56,7 +56,7 @@ struct FFIIRFilterCoeffs* ff_iir_filter_init_coeffs(enum IIRFilterType filt_type int i, j, size; FFIIRFilterCoeffs *c; double wa; - complex p[MAXORDER + 1]; + double complex p[MAXORDER + 1]; if(filt_type != FF_FILTER_TYPE_BUTTERWORTH || filt_mode != FF_FILTER_MODE_LOWPASS) return NULL; @@ -78,7 +78,7 @@ struct FFIIRFilterCoeffs* ff_iir_filter_init_coeffs(enum IIRFilterType filt_type for(i = 1; i <= order; i++) p[i] = 0.0; for(i = 0; i < order; i++){ - complex zp; + double complex zp; double th = (i + (order >> 1) + 0.5) * M_PI / order; zp = cexp(I*th) * wa; zp = (zp + 2.0) / (zp - 2.0); |