diff options
Diffstat (limited to 'libavcodec/ac3dsp.h')
| -rw-r--r-- | libavcodec/ac3dsp.h | 14 |
1 files changed, 10 insertions, 4 deletions
diff --git a/libavcodec/ac3dsp.h b/libavcodec/ac3dsp.h index 723d109..fbc63f6 100644 --- a/libavcodec/ac3dsp.h +++ b/libavcodec/ac3dsp.h @@ -2,20 +2,20 @@ * AC-3 DSP utils * Copyright (c) 2011 Justin Ruggles * - * This file is part of Libav. + * This file is part of FFmpeg. * - * Libav is free software; you can redistribute it and/or + * FFmpeg is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public * License as published by the Free Software Foundation; either * version 2.1 of the License, or (at your option) any later version. * - * Libav is distributed in the hope that it will be useful, + * FFmpeg is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public - * License along with Libav; if not, write to the Free Software + * License along with FFmpeg; if not, write to the Free Software * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA */ @@ -126,6 +126,12 @@ typedef struct AC3DSPContext { void (*extract_exponents)(uint8_t *exp, int32_t *coef, int nb_coefs); + void (*sum_square_butterfly_int32)(int64_t sum[4], const int32_t *coef0, + const int32_t *coef1, int len); + + void (*sum_square_butterfly_float)(float sum[4], const float *coef0, + const float *coef1, int len); + void (*downmix)(float (*samples)[256], float (*matrix)[2], int out_ch, int in_ch, int len); } AC3DSPContext; |
