diff options
| author | Tim Redfern <tim@eclectronics.org> | 2013-09-05 17:55:35 +0100 |
|---|---|---|
| committer | Tim Redfern <tim@eclectronics.org> | 2013-09-05 17:55:35 +0100 |
| commit | 741fb4b9e135cfb161a749db88713229038577bb (patch) | |
| tree | 08bc9925659cbcac45162bacf31dc6336d4f60b4 /ffmpeg1/libavcodec/vorbis_parser.h | |
| parent | a2e1bf3495b7bfefdaedb8fc737e969ab06df079 (diff) | |
making act segmenter
Diffstat (limited to 'ffmpeg1/libavcodec/vorbis_parser.h')
| -rw-r--r-- | ffmpeg1/libavcodec/vorbis_parser.h | 68 |
1 files changed, 0 insertions, 68 deletions
diff --git a/ffmpeg1/libavcodec/vorbis_parser.h b/ffmpeg1/libavcodec/vorbis_parser.h deleted file mode 100644 index 480a918..0000000 --- a/ffmpeg1/libavcodec/vorbis_parser.h +++ /dev/null @@ -1,68 +0,0 @@ -/* - * Copyright (c) 2012 Justin Ruggles - * - * This file is part of Libav. - * - * Libav 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, - * 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 - * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA - */ - -/** - * @file - * Vorbis audio parser - * - * Determines the duration for each packet. - */ - -#ifndef AVCODEC_VORBIS_PARSER_H -#define AVCODEC_VORBIS_PARSER_H - -#include "avcodec.h" - -typedef struct VorbisParseContext { - AVCodecContext *avctx; ///< codec context - int extradata_parsed; ///< we have attempted to parse extradata - int valid_extradata; ///< extradata is valid, so we can calculate duration - int blocksize[2]; ///< short and long window sizes - int previous_blocksize; ///< previous window size - int mode_blocksize[64]; ///< window size mapping for each mode - int mode_count; ///< number of modes - int mode_mask; ///< bitmask used to get the mode in each packet - int prev_mask; ///< bitmask used to get the previous mode flag in each packet -} VorbisParseContext; - -/** - * Initialize the Vorbis parser using headers in the extradata. - * - * @param avctx codec context - * @param s Vorbis parser context - */ -int avpriv_vorbis_parse_extradata(AVCodecContext *avctx, VorbisParseContext *s); - -/** - * Get the duration for a Vorbis packet. - * - * avpriv_vorbis_parse_extradata() must have been successfully called prior to - * this in order for a correct duration to be returned. - * - * @param s Vorbis parser context - * @param buf buffer containing a Vorbis frame - * @param buf_size size of the buffer - */ -int avpriv_vorbis_parse_frame(VorbisParseContext *s, const uint8_t *buf, - int buf_size); - -void avpriv_vorbis_parse_reset(VorbisParseContext *s); - -#endif /* AVCODEC_VORBIS_PARSER_H */ |
