56 #define COEFFS 256  macro
66     float CWdecoded[COEFFS];
70     int CWlengthT[COEFFS];     ///< how many bits in each codeword
77     int skipFlags[COEFFS];     ///< skip coefficient decoding or not
78     int codewords[COEFFS];     ///< raw codewords read from bitstream
80     float last_fft_im[COEFFS];
90     float mdct_sine_window[COEFFS];
91     float post_cos[COEFFS];
92     float post_sin[COEFFS];
93     float pre_coef1[COEFFS];
94     float pre_coef2[COEFFS];
103     DECLARE_ALIGNED(32, FFTComplex, samples)[COEFFS / 2];
223         for (i = 0; i < COEFFS / 2; i++)  in imc_decode_init()
228     ff_sine_window_init(q->mdct_sine_window, COEFFS);  in imc_decode_init()
229     for (i = 0; i < COEFFS; i++)  in imc_decode_init()
231     for (i = 0; i < COEFFS / 2; i++) {  in imc_decode_init()
733     float *dst2 = q->out_samples + (COEFFS - 1);  in imc_imdct256()
736     for (i = 0; i < COEFFS / 2; i++) {  in imc_imdct256()
737         q->samples[i].re = -(q->pre_coef1[i] * chctx->CWdecoded[COEFFS - 1 - i * 2]) -  in imc_imdct256()
739         q->samples[i].im =  (q->pre_coef2[i] * chctx->CWdecoded[COEFFS - 1 - i * 2]) -  in imc_imdct256()
748     for (i = 0; i < COEFFS / 2; i++) {  in imc_imdct256()
751         *dst1 =  (q->mdct_sine_window[COEFFS - 1 - i * 2] * chctx->last_fft_im[i])  in imc_imdct256()
754                - (q->mdct_sine_window[COEFFS - 1 - i * 2] * re);  in imc_imdct256()
898         for (i = 0; i < COEFFS; i++)  in imc_decode_block()
1042     frame->nb_samples = COEFFS;  in imc_decode_frame()
1061                              (float *)frame->extended_data[1], COEFFS);  in imc_decode_frame()