Searched refs:AMP_BITS (Results 1 – 1 of 1) sorted by relevance
176 #define AMP_BITS 9 /* bits per sample, reduced to avoid overflow */ macro486 ((sk * sk) >> AMP_BITS) - in isdn_audio_goertzel()487 ((((cos2pik[k] * sk) >> 15) * sk2) >> AMP_BITS) + in isdn_audio_goertzel()488 ((sk2 * sk2) >> AMP_BITS); in isdn_audio_goertzel()608 isdn_audio_alaw_to_s16[*buf++] >> (15 - AMP_BITS); in isdn_audio_calc_dtmf()611 isdn_audio_ulaw_to_s16[*buf++] >> (15 - AMP_BITS); in isdn_audio_calc_dtmf()