diff options
Diffstat (limited to 'libavcodec/aac.h')
| -rw-r--r-- | libavcodec/aac.h | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/libavcodec/aac.h b/libavcodec/aac.h index 75494d2af1..04553e7a46 100644 --- a/libavcodec/aac.h +++ b/libavcodec/aac.h @@ -30,6 +30,29 @@ #ifndef AVCODEC_AAC_H #define AVCODEC_AAC_H +#ifndef USE_FIXED +#define USE_FIXED 0 +#endif + +#if USE_FIXED + +#include "libavutil/softfloat.h" + +#define FFT_FLOAT 0 +#define FFT_FIXED_32 1 + +#define Q30(x) (int)((x)*1073741824.0 + 0.5) +#define Q31(x) (int)((x)*2147483648.0 + 0.5) + +#else + +#define FFT_FLOAT 1 +#define FFT_FIXED_32 0 + +#define Q30(x) x +#define Q31(x) x +#endif /* USE_FIXED */ + #include "libavutil/float_dsp.h" #include "avcodec.h" #include "imdct15.h" |