diff --git a/libavcodec/alacenc.c b/libavcodec/alacenc.c index 7f3310bf2f..92de9c1c41 100644 --- a/libavcodec/alacenc.c +++ b/libavcodec/alacenc.c @@ -132,7 +132,16 @@ static void calc_predictor_params(AlacEncodeContext *s, int ch) int shift[MAX_LPC_ORDER]; int opt_order; - if (s->avctx->compression_level > 1) { + if (s->avctx->compression_level == 1) { + s->lpc[ch].lpc_order = 6; + s->lpc[ch].lpc_quant = 6; + s->lpc[ch].lpc_coeff[0] = 160; + s->lpc[ch].lpc_coeff[1] = -190; + s->lpc[ch].lpc_coeff[2] = 170; + s->lpc[ch].lpc_coeff[3] = -130; + s->lpc[ch].lpc_coeff[4] = 80; + s->lpc[ch].lpc_coeff[5] = -25; + } else { opt_order = ff_lpc_calc_coefs(&s->dspctx, s->sample_buf[ch], s->avctx->frame_size, s->min_prediction_order, @@ -143,15 +152,6 @@ static void calc_predictor_params(AlacEncodeContext *s, int ch) s->lpc[ch].lpc_order = opt_order; s->lpc[ch].lpc_quant = shift[opt_order-1]; memcpy(s->lpc[ch].lpc_coeff, coefs[opt_order-1], opt_order*sizeof(int)); - } else { - s->lpc[ch].lpc_order = 6; - s->lpc[ch].lpc_quant = 6; - s->lpc[ch].lpc_coeff[0] = 160; - s->lpc[ch].lpc_coeff[1] = -190; - s->lpc[ch].lpc_coeff[2] = 170; - s->lpc[ch].lpc_coeff[3] = -130; - s->lpc[ch].lpc_coeff[4] = 80; - s->lpc[ch].lpc_coeff[5] = -25; } }