Searched refs:target_gain (Results 1 - 2 of 2) sorted by relevance
/third_party/pulseaudio/speex/libspeexdsp/ |
H A D | preprocess.c | 569 float target_gain; in speex_compute_agc() local 591 target_gain = AMP_SCALE*st->agc_level*pow(st->loudness/(1e-4+st->loudness_accum), -1.0f/LOUDNESS_EXP); in speex_compute_agc() 593 if ((Pframe>.5 && st->nb_adapt > 20) || target_gain < st->agc_gain) in speex_compute_agc() 595 if (target_gain > st->max_increase_step*st->agc_gain) in speex_compute_agc() 596 target_gain = st->max_increase_step*st->agc_gain; in speex_compute_agc() 597 if (target_gain < st->max_decrease_step*st->agc_gain && loudness < 10*st->prev_loudness) in speex_compute_agc() 598 target_gain = st->max_decrease_step*st->agc_gain; in speex_compute_agc() 599 if (target_gain > st->max_gain) in speex_compute_agc() 600 target_gain = st->max_gain; in speex_compute_agc() 601 if (target_gain > s in speex_compute_agc() [all...] |
/third_party/ffmpeg/libavfilter/ |
H A D | af_hdcd.c | 847 * bit 0-3: target_gain, 4-bit (3.1) fixed-point value 854 int running_gain; /**< 11-bit (3.8) fixed point, extended from target_gain */ 865 /** target_gain is a 4-bit (3.1) fixed-point value, always 979 int val_target_gain; /**< last matching target_gain in both channels */ 990 { "process_stereo", "Process stereo channels together. Only apply target_gain when both channels match.", 1207 static int hdcd_analyze(int32_t *samples, int count, int stride, int gain, int target_gain, int extend, int mode, int cdt_active, int tg_mismatch) in hdcd_analyze() argument 1225 if (gain <= target_gain) { in hdcd_analyze() 1226 int len = FFMIN(count, target_gain - gain); in hdcd_analyze() 1236 int len = FFMIN(count, (gain - target_gain) >> 3); in hdcd_analyze() 1244 if (gain - 8 < target_gain) in hdcd_analyze() 1267 hdcd_envelope(int32_t *samples, int count, int stride, int vbits, int gain, int target_gain, int extend) hdcd_envelope() argument 1336 hdcd_control(HDCDContext *ctx, hdcd_state *state, int *peak_extend, int *target_gain) hdcd_control() argument 1349 int target_gain[2]; hdcd_control_stereo() local 1370 int peak_extend, target_gain; hdcd_process() local [all...] |
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