1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
|
/**
* @file vorbisencode.h
* @brief Vorbis encoding routine routine for Indra.
*
* $LicenseInfo:firstyear=2000&license=viewerlgpl$
* Second Life Viewer Source Code
* Copyright (C) 2010, Linden Research, Inc.
*
* This library 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;
* version 2.1 of the License only.
*
* This library 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 this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*
* Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA
* $/LicenseInfo$
*/
#ifndef LL_VORBISENCODE_H
#define LL_VORBISENCODE_H
const S32 LLVORBISENC_NOERR = 0; // no error
const S32 LLVORBISENC_SOURCE_OPEN_ERR = 1; // error opening source
const S32 LLVORBISENC_DEST_OPEN_ERR = 2; // error opening destination
const S32 LLVORBISENC_WAV_FORMAT_ERR = 3; // not a WAV
const S32 LLVORBISENC_PCM_FORMAT_ERR = 4; // not a PCM
const S32 LLVORBISENC_MONO_ERR = 5; // can't do mono
const S32 LLVORBISENC_STEREO_ERR = 6; // can't do stereo
const S32 LLVORBISENC_MULTICHANNEL_ERR = 7; // can't do stereo
const S32 LLVORBISENC_UNSUPPORTED_SAMPLE_RATE = 8; // unsupported sample rate
const S32 LLVORBISENC_UNSUPPORTED_WORD_SIZE = 9; // unsupported word size
const S32 LLVORBISENC_CLIP_TOO_LONG = 10; // source file is too long
const F32 LLVORBIS_CLIP_MAX_TIME = 10.0f;
const U8 LLVORBIS_CLIP_MAX_CHANNELS = 2;
const U32 LLVORBIS_CLIP_SAMPLE_RATE = 44100;
const U32 LLVORBIS_CLIP_MAX_SAMPLES_PER_CHANNEL = (U32)(LLVORBIS_CLIP_MAX_TIME * LLVORBIS_CLIP_SAMPLE_RATE);
const U32 LLVORBIS_CLIP_MAX_SAMPLES = LLVORBIS_CLIP_MAX_SAMPLES_PER_CHANNEL * LLVORBIS_CLIP_MAX_CHANNELS;
const size_t LLVORBIS_CLIP_MAX_SAMPLE_DATA = LLVORBIS_CLIP_MAX_SAMPLES * 2; // 2 = 16-bit
// Treat anything this long as a bad asset. A little fudge factor at the end:
// Make that a lot of fudge factor. We're allowing 30 sec for now - 3x legal upload
const size_t LLVORBIS_CLIP_REJECT_SAMPLES = LLVORBIS_CLIP_MAX_SAMPLES * 3;
const size_t LLVORBIS_CLIP_REJECT_SIZE = LLVORBIS_CLIP_MAX_SAMPLE_DATA * 3;
S32 check_for_invalid_wav_formats(const std::string& in_fname, std::string& error_msg);
S32 encode_vorbis_file(const std::string& in_fname, const std::string& out_fname);
#endif
|
