FFmpeg
aacenc_ltp.h
Go to the documentation of this file.
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 
34  int common_window);
39  int common_window);
40 
41 #endif /* AVCODEC_AACENC_LTP_H */
s
#define s(width, name)
Definition: cbs_vp9.c:256
ff_aac_adjust_common_ltp
void ff_aac_adjust_common_ltp(AACEncContext *s, ChannelElement *cpe)
Definition: aacenc_ltp.c:130
ff_aac_search_for_ltp
void ff_aac_search_for_ltp(AACEncContext *s, SingleChannelElement *sce, int common_window)
Mark LTP sfb's.
Definition: aacenc_ltp.c:159
SingleChannelElement
Single Channel Element - used for both SCE and LFE elements.
Definition: aac.h:249
ChannelElement
channel element - generic struct for SCE/CPE/CCE/LFE
Definition: aac.h:276
AACEncContext
AAC encoder context.
Definition: aacenc.h:381
ff_aac_update_ltp
void ff_aac_update_ltp(AACEncContext *s, SingleChannelElement *sce)
Process LTP parameters.
Definition: aacenc_ltp.c:117
ff_aac_ltp_insert_new_frame
void ff_aac_ltp_insert_new_frame(AACEncContext *s)
Definition: aacenc_ltp.c:53
ff_aac_encode_ltp_info
void ff_aac_encode_ltp_info(AACEncContext *s, SingleChannelElement *sce, int common_window)
Encode LTP data.
Definition: aacenc_ltp.c:35
aacenc.h