Searched refs:pitch_gain (Results 1 – 5 of 5) sorted by relevance
/third_party/ffmpeg/libavcodec/ |
D | amrnbdec.c | 123 …float pitch_gain[5]; ///< quantified pitch gains for the current and previous … member 559 p->beta = FFMIN(p->pitch_gain[4], 1.0); in pitch_sharpening() 568 p->beta = av_clipf(p->pitch_gain[4], 0.0, SHARP_MAX); in pitch_sharpening() 635 p->pitch_gain[4] = qua_gain_pit [amr_subframe->p_gain ] in decode_gains() 651 p->pitch_gain[4] = gains[0] * (1.0 / 16384.0); in decode_gains() 725 if (p->pitch_gain[4] < 0.6) { in anti_sparseness() 727 } else if (p->pitch_gain[4] < 0.9) { in anti_sparseness() 742 if (p->pitch_gain[i] < 0.6) in anti_sparseness() 804 p->pitch_gain[4], fixed_gain, AMR_SUBFRAME_SIZE); in synthesis() 807 if (p->pitch_gain[4] > 0.5 && !overflow) { in synthesis() [all …]
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D | sipr.c | 393 float pitch_gain, gain_code, avg_energy; in decode_frame() local 419 ctx->past_pitch_gain = pitch_gain = gain_cb[params->gc_index[i]][0]; in decode_frame() 427 pitch_gain, gain_code, SUBFR_SIZE); in decode_frame() 429 pitch_gain *= 0.5 * pitch_gain; in decode_frame() 430 pitch_gain = FFMIN(pitch_gain, 0.4); in decode_frame() 432 ctx->gain_mem = 0.7 * ctx->gain_mem + 0.3 * pitch_gain; in decode_frame() 433 ctx->gain_mem = FFMIN(ctx->gain_mem, pitch_gain); in decode_frame()
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D | qcelpdec.c | 69 float pitch_gain[4]; member 478 q->pitch_gain[i] = q->frame.plag[i] ? (q->frame.pgain[i] + 1) * 0.25 : 0.0; in apply_pitch_filters() 495 q->pitch_gain[i] = FFMIN(q->pitch_gain[i], max_pitch_gain); in apply_pitch_filters() 502 cdn_vector, q->pitch_gain, in apply_pitch_filters() 507 q->pitch_gain[i] = 0.5 * FFMIN(q->pitch_gain[i], 1.0); in apply_pitch_filters() 511 q->pitch_gain, q->pitch_lag, in apply_pitch_filters() 519 memset(q->pitch_gain, 0, sizeof(q->pitch_gain)); in apply_pitch_filters()
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D | amrwbdec.c | 69 …float pitch_gain[6]; ///< quantified pitch gains for the current and prev… member 564 float *fixed_gain_factor, float *pitch_gain) in decode_gains() argument 569 *pitch_gain = gains[0] * (1.0f / (1 << 14)); in decode_gains() 635 if (ctx->pitch_gain[0] < 0.6) { in anti_sparseness() 637 } else if (ctx->pitch_gain[0] < 0.9) { in anti_sparseness() 650 if (ctx->pitch_gain[i] < 0.6) in anti_sparseness() 775 ctx->pitch_gain[0], fixed_gain, AMRWB_SFR_SIZE); in synthesis() 778 if (ctx->pitch_gain[0] > 0.5 && ctx->fr_cur_mode <= MODE_8k85) { in synthesis() 785 float pitch_factor = 0.25 * ctx->pitch_gain[0] * ctx->pitch_gain[0]; in synthesis() 1083 memmove(&ctx->pitch_gain[1], &ctx->pitch_gain[0], 5 * sizeof(float)); in update_sub_state() [all …]
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D | evrcdec.c | 477 float *excitation, float pitch_gain, in fcb_excitation() argument 487 pitch_gain = av_clipf(pitch_gain, 0.2, 0.9); in fcb_excitation() 490 excitation[i] += pitch_gain * excitation[i - pitch_lag]; in fcb_excitation()
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