- av_dct_calc
void av_dct_calc(DCTContext* s, FFTSample* data)
Undocumented in source but is binding to C. You might be able to learn more by searching the web for its name.
- av_dct_end
void av_dct_end(DCTContext* s)
Undocumented in source but is binding to C. You might be able to learn more by searching the web for its name.
- av_dct_init
DCTContext* av_dct_init(int nbits, DCTTransformType type)
- av_fft_calc
void av_fft_calc(FFTContext* s, FFTComplex* z)
Do a complex FFT with the parameters defined in av_fft_init(). The
input data must be permuted before. No 1.0/sqrt(n) normalization is done.
- av_fft_end
void av_fft_end(FFTContext* s)
Undocumented in source but is binding to C. You might be able to learn more by searching the web for its name.
- av_fft_init
FFTContext* av_fft_init(int nbits, int inverse)
Set up a complex FFT.
@param nbits log2 of the length of the input array
@param inverse if 0 perform the forward transform, if 1 perform the inverse
- av_fft_permute
void av_fft_permute(FFTContext* s, FFTComplex* z)
Do the permutation needed BEFORE calling ff_fft_calc().
- av_imdct_calc
void av_imdct_calc(FFTContext* s, FFTSample* output, const(FFTSample)* input)
Undocumented in source but is binding to C. You might be able to learn more by searching the web for its name.
- av_imdct_half
void av_imdct_half(FFTContext* s, FFTSample* output, const(FFTSample)* input)
Undocumented in source but is binding to C. You might be able to learn more by searching the web for its name.
- av_mdct_calc
void av_mdct_calc(FFTContext* s, FFTSample* output, const(FFTSample)* input)
Undocumented in source but is binding to C. You might be able to learn more by searching the web for its name.
- av_mdct_end
void av_mdct_end(FFTContext* s)
Undocumented in source but is binding to C. You might be able to learn more by searching the web for its name.
- av_mdct_init
FFTContext* av_mdct_init(int nbits, int inverse, double scale)
Undocumented in source but is binding to C. You might be able to learn more by searching the web for its name.
- av_rdft_calc
void av_rdft_calc(RDFTContext* s, FFTSample* data)
Undocumented in source but is binding to C. You might be able to learn more by searching the web for its name.
- av_rdft_end
void av_rdft_end(RDFTContext* s)
Undocumented in source but is binding to C. You might be able to learn more by searching the web for its name.
- av_rdft_init
RDFTContext* av_rdft_init(int nbits, RDFTransformType trans)
Set up a real FFT.
@param nbits log2 of the length of the input array
@param trans the type of transform