diff --git a/libavcodec/g722dec.c b/libavcodec/g722dec.c index d2d2a48c34..9330fea3ce 100644 --- a/libavcodec/g722dec.c +++ b/libavcodec/g722dec.c @@ -105,24 +105,22 @@ static int g722_decode_frame(AVCodecContext *avctx, void *data, ff_g722_update_low_predictor(&c->band[0], ilow >> (2 - skip)); - dhigh = c->band[1].scale_factor * - ff_g722_high_inv_quant[ihigh] >> 10; - rhigh = av_clip(dhigh + c->band[1].s_predictor, -16384, 16383); + dhigh = c->band[1].scale_factor * ff_g722_high_inv_quant[ihigh] >> 10; + rhigh = av_clip(dhigh + c->band[1].s_predictor, -16384, 16383); - ff_g722_update_high_predictor(&c->band[1], dhigh, ihigh); + ff_g722_update_high_predictor(&c->band[1], dhigh, ihigh); - c->prev_samples[c->prev_samples_pos++] = rlow + rhigh; - c->prev_samples[c->prev_samples_pos++] = rlow - rhigh; - ff_g722_apply_qmf(c->prev_samples + c->prev_samples_pos - 24, - &xout1, &xout2); - out_buf[out_len++] = av_clip_int16(xout1 >> 12); - out_buf[out_len++] = av_clip_int16(xout2 >> 12); - if (c->prev_samples_pos >= PREV_SAMPLES_BUF_SIZE) { - memmove(c->prev_samples, - c->prev_samples + c->prev_samples_pos - 22, - 22 * sizeof(c->prev_samples[0])); - c->prev_samples_pos = 22; - } + c->prev_samples[c->prev_samples_pos++] = rlow + rhigh; + c->prev_samples[c->prev_samples_pos++] = rlow - rhigh; + ff_g722_apply_qmf(c->prev_samples + c->prev_samples_pos - 24, + &xout1, &xout2); + out_buf[out_len++] = av_clip_int16(xout1 >> 12); + out_buf[out_len++] = av_clip_int16(xout2 >> 12); + if (c->prev_samples_pos >= PREV_SAMPLES_BUF_SIZE) { + memmove(c->prev_samples, c->prev_samples + c->prev_samples_pos - 22, + 22 * sizeof(c->prev_samples[0])); + c->prev_samples_pos = 22; + } } *data_size = out_len << 1; return avpkt->size;