Aegisub/aegisub/src/audio_provider_lock.cpp
Thomas Goyne 79684d5ad6 Factor out bounds-checking for GetAudio to a single place
It was being done in inconsistent ways in several places, which did not
include all of the places it needed to be done.

Closes #1509.

Originally committed to SVN as r6960.
2012-08-19 14:11:29 -07:00

36 lines
1.4 KiB
C++

// Copyright (c) 2012, Thomas Goyne <plorkyeran@aegisub.org>
//
// Permission to use, copy, modify, and distribute this software for any
// purpose with or without fee is hereby granted, provided that the above
// copyright notice and this permission notice appear in all copies.
//
// THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
// WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
// MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
// ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
// WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
// ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
// OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
//
// $Id$
/// @file audio_provider_lock.cpp
/// @brief An audio provider adapter for un-threadsafe audio providers
/// @ingroup audio_input
#include "config.h"
#include "audio_provider_lock.h"
LockAudioProvider::LockAudioProvider(AudioProvider *source) : source(source) {
channels = source->GetChannels();
num_samples = source->GetNumSamples();
sample_rate = source->GetSampleRate();
bytes_per_sample = source->GetBytesPerSample();
float_samples = source->AreSamplesFloat();
}
void LockAudioProvider::FillBuffer(void *buf, int64_t start, int64_t count) const {
wxMutexLocker lock(mutex);
source->GetAudio(buf, start, count);
}