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liboilfuncs-dct —
void oil_dct36_f32 (float *d_36, int dstr, const float *s_36, int sstr); void oil_fdct8_f64 (double *d_8, const double *s_8, int dstr, int sstr); void oil_fdct8x8_f64 (double *d_8x8, int dstr, const double *s_8x8, int sstr); void oil_fdct8x8s_s16 (int16_t *d_8x8, int ds, const int16_t *s_8x8, int ss); void oil_idct8_f64 (double *d_8, int dstr, const double *s_8, int sstr); void oil_idct8x8_f64 (double *d_8x8, int dstr, const double *s_8x8, int sstr); void oil_idct8x8_s16 (int16_t *d_8x8, int dstr, const int16_t *s_8x8, int sstr); void oil_imdct12_f64 (double *d_12, const double *s_6); void oil_imdct32_f32 (float *d_32, const float *s_32); void oil_imdct36_f64 (double *d_36, const double *s_18); void oil_mdct12_f64 (double *d_6, const double *s_12); void oil_mdct36_f64 (double *d_18, const double *s_36); void oil_idct8theora_s16 (int16_t *d_8, int dstr, const int16_t *s_8, int sstr); void oil_idct8x8lim10_f64 (double *d_8x8, int dstr, const double *s_8x8, int sstr); void oil_idct8x8lim10_s16 (int16_t *d_8x8, int dstr, const int16_t *s_8x8, int sstr); void oil_idct8x8theora_s16 (int16_t *d_8x8, int dstr, const int16_t *s_8x8, int sstr);
void oil_dct36_f32 (float *d_36, int dstr, const float *s_36, int sstr);
FIXME: This function is broken.
d_36 : | |
dstr : | |
s_36 : | |
sstr : |
void oil_fdct8_f64 (double *d_8, const double *s_8, int dstr, int sstr);
Performs a Forward Discrete Cosine Transform on s_8 and places the result in d_8.
d_8 : | |
s_8 : | |
dstr : | |
sstr : |
void oil_fdct8x8_f64 (double *d_8x8, int dstr, const double *s_8x8, int sstr);
Performs a 2-D Forward Discrete Cosine Transform on s_8x8 and places the result in d_8x8.
d_8x8 : | |
dstr : | |
s_8x8 : | |
sstr : |
void oil_fdct8x8s_s16 (int16_t *d_8x8, int ds, const int16_t *s_8x8, int ss);
Performs a 2-D Forward Discrete Cosine Transform on s_8x8 and places the result in d_8x8.
This function uses an alternate scaling used by RTjpeg.
d_8x8 : | |
ds : | |
s_8x8 : | |
ss : |
void oil_idct8_f64 (double *d_8, int dstr, const double *s_8, int sstr);
Performs a Inverse Discrete Cosine Transform on s_8 and places the result in d_8.
d_8 : | |
dstr : | |
s_8 : | |
sstr : |
void oil_idct8x8_f64 (double *d_8x8, int dstr, const double *s_8x8, int sstr);
Performs a 2-D Inverse Discrete Cosine Transform on s_8x8 and places the result in d_8x8.
d_8x8 : | |
dstr : | |
s_8x8 : | |
sstr : |
void oil_idct8x8_s16 (int16_t *d_8x8, int dstr, const int16_t *s_8x8, int sstr);
Performs a limited 2-D Inverse Discrete Cosine Transform on s_8x8 and places the result in d_8x8. The source 8x8 block must be non-zero only in the 10 lowest-order components.
d_8x8 : | |
dstr : | |
s_8x8 : | |
sstr : |
void oil_imdct12_f64 (double *d_12, const double *s_6);
Performs a Inverse Modified Discrete Cosine Transform (IMDCT) on the source array s_6 and places the result in d_12.
d_12 : | |
s_6 : |
void oil_imdct32_f32 (float *d_32, const float *s_32);
Performs a Inverse Modified Discrete Cosine Transform (IMDCT) on the source array s_32 and places the result in d_32.
d_32 : | |
s_32 : |
void oil_imdct36_f64 (double *d_36, const double *s_18);
Performs a Inverse Modified Discrete Cosine Transform (IMDCT) on the source array s_18 and places the result in d_36.
d_36 : | |
s_18 : |
void oil_mdct12_f64 (double *d_6, const double *s_12);
Performs a Modified Discrete Cosine Transform (MDCT) on the source array s_12 and places the result in d_6.
d_6 : | |
s_12 : |
void oil_mdct36_f64 (double *d_18, const double *s_36);
Performs a Modified Discrete Cosine Transform (MDCT) on the source array s_36 and places the result in d_18.
d_18 : | |
s_36 : |
void oil_idct8theora_s16 (int16_t *d_8, int dstr, const int16_t *s_8, int sstr);
Performs a Inverse Discrete Cosine Transform on s_8 and places the result in d_8, as defined by the Theora specification.
d_8 : | |
dstr : | |
s_8 : | |
sstr : |
void oil_idct8x8lim10_f64 (double *d_8x8, int dstr, const double *s_8x8, int sstr);
Performs a 2-D Inverse Discrete Cosine Transform on s_8x8 and places the result in d_8x8.
d_8x8 : | |
dstr : | |
s_8x8 : | |
sstr : |
void oil_idct8x8lim10_s16 (int16_t *d_8x8, int dstr, const int16_t *s_8x8, int sstr);
Performs a limited 2-D Inverse Discrete Cosine Transform on s_8x8 and places the result in d_8x8. The source 8x8 block must be non-zero only in the 10 lowest-order components.
d_8x8 : | |
dstr : | |
s_8x8 : | |
sstr : |
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