blob: 7276878427f715abb0b192b092d84c1bc2c8bcbc
| 1 | /* |
| 2 | * AAC encoder long term prediction extension |
| 3 | * Copyright (C) 2015 Rostislav Pehlivanov |
| 4 | * |
| 5 | * This file is part of FFmpeg. |
| 6 | * |
| 7 | * FFmpeg is free software; you can redistribute it and/or |
| 8 | * modify it under the terms of the GNU Lesser General Public |
| 9 | * License as published by the Free Software Foundation; either |
| 10 | * version 2.1 of the License, or (at your option) any later version. |
| 11 | * |
| 12 | * FFmpeg is distributed in the hope that it will be useful, |
| 13 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| 15 | * Lesser General Public License for more details. |
| 16 | * |
| 17 | * You should have received a copy of the GNU Lesser General Public |
| 18 | * License along with FFmpeg; if not, write to the Free Software |
| 19 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
| 20 | */ |
| 21 | |
| 22 | /** |
| 23 | * @file |
| 24 | * AAC encoder long term prediction extension |
| 25 | * @author Rostislav Pehlivanov ( atomnuker gmail com ) |
| 26 | */ |
| 27 | |
| 28 | #ifndef AVCODEC_AACENC_LTP_H |
| 29 | #define AVCODEC_AACENC_LTP_H |
| 30 | |
| 31 | #include "aacenc.h" |
| 32 | |
| 33 | void ff_aac_encode_ltp_info(AACEncContext *s, SingleChannelElement *sce, |
| 34 | int common_window); |
| 35 | void ff_aac_update_ltp(AACEncContext *s, SingleChannelElement *sce); |
| 36 | void ff_aac_adjust_common_ltp(AACEncContext *s, ChannelElement *cpe); |
| 37 | void ff_aac_ltp_insert_new_frame(AACEncContext *s); |
| 38 | void ff_aac_search_for_ltp(AACEncContext *s, SingleChannelElement *sce, |
| 39 | int common_window); |
| 40 | |
| 41 | #endif /* AVCODEC_AACENC_LTP_H */ |
| 42 |