| opus_encoder.c | 94 opus_val32 hp_mem[4]; member in struct:OpusEncoder
326 static void hp_cutoff(const opus_val16 *in, opus_int32 cutoff_Hz, opus_val16 *out, opus_val32 *hp_mem, int len, int channels, opus_int32 Fs)
349 silk_biquad_alt( in, B_Q28, A_Q28, hp_mem, out, len, channels );
351 silk_biquad_alt( in+1, B_Q28, A_Q28, hp_mem+2, out+1, len, channels );
354 silk_biquad_float( in, B_Q28, A_Q28, hp_mem, out, len, channels );
356 silk_biquad_float( in+1, B_Q28, A_Q28, hp_mem+2, out+1, len, channels );
362 static void dc_reject(const opus_val16 *in, opus_int32 cutoff_Hz, opus_val16 *out, opus_val32 *hp_mem, int len, int channels, opus_int32 Fs)
376 tmp = x-hp_mem[2*c];
377 hp_mem[2*c] = hp_mem[2*c] + PSHR32(x - hp_mem[2*c], shift)
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