1
// Copyright (c) 2006, Rodrigo Braz Monteiro
2
// All rights reserved.
4
// Redistribution and use in source and binary forms, with or without
5
// modification, are permitted provided that the following conditions are met:
7
// * Redistributions of source code must retain the above copyright notice,
8
// this list of conditions and the following disclaimer.
9
// * Redistributions in binary form must reproduce the above copyright notice,
10
// this list of conditions and the following disclaimer in the documentation
11
// and/or other materials provided with the distribution.
12
// * Neither the name of the Aegisub Group nor the names of its contributors
13
// may be used to endorse or promote products derived from this software
14
// without specific prior written permission.
16
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
17
// AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
18
// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
19
// ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
20
// LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
21
// CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
22
// SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
23
// INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
24
// CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
25
// ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
26
// POSSIBILITY OF SUCH DAMAGE.
28
// Aegisub Project http://www.aegisub.org/
30
/// @file audio_provider_hd.h
31
/// @see audio_provider_hd.cpp
32
/// @ingroup audio_input
35
#include "include/aegisub/audio_provider.h"
38
class BackgroundRunner;
42
class HDAudioProvider : public AudioProviderWrapper {
43
/// Name of the file which the decoded audio is written to
44
agi::fs::path diskCacheFilename;
45
/// Audio provider which reads from the decoded cache
46
std::unique_ptr<AudioProvider> cache_provider;
48
/// Fill the cache with all of the data from the source audio provider
49
/// @param src Audio data to cache
50
/// @param file File to write to
51
/// @param ps Sink for progress reporting
52
void FillCache(AudioProvider *src, std::ofstream *file, agi::ProgressSink *ps);
54
void FillBuffer(void *buf, int64_t start, int64_t count) const override;
57
HDAudioProvider(std::unique_ptr<AudioProvider> source, agi::BackgroundRunner *br);