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suyu/src/audio_core/audio_out.cpp

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// Copyright 2018 yuzu Emulator Project
// Licensed under GPLv2 or any later version
// Refer to the license.txt file included.
#include "audio_core/audio_out.h"
#include "audio_core/sink.h"
#include "audio_core/sink_details.h"
#include "common/assert.h"
#include "common/logging/log.h"
#include "core/settings.h"
namespace AudioCore {
/// Returns the stream format from the specified number of channels
static Stream::Format ChannelsToStreamFormat(u32 num_channels) {
switch (num_channels) {
case 1:
return Stream::Format::Mono16;
case 2:
return Stream::Format::Stereo16;
case 6:
return Stream::Format::Multi51Channel16;
}
LOG_CRITICAL(Audio, "Unimplemented num_channels={}", num_channels);
UNREACHABLE();
return {};
}
StreamPtr AudioOut::OpenStream(u32 sample_rate, u32 num_channels,
Stream::ReleaseCallback&& release_callback) {
if (!sink) {
const SinkDetails& sink_details = GetSinkDetails(Settings::values.sink_id);
sink = sink_details.factory(Settings::values.audio_device_id);
}
return std::make_shared<Stream>(sample_rate, ChannelsToStreamFormat(num_channels),
std::move(release_callback),
sink->AcquireSinkStream(sample_rate, num_channels));
}
std::vector<Buffer::Tag> AudioOut::GetTagsAndReleaseBuffers(StreamPtr stream, size_t max_count) {
return stream->GetTagsAndReleaseBuffers(max_count);
}
void AudioOut::StartStream(StreamPtr stream) {
stream->Play();
}
void AudioOut::StopStream(StreamPtr stream) {
stream->Stop();
}
bool AudioOut::QueueBuffer(StreamPtr stream, Buffer::Tag tag, std::vector<u8>&& data) {
return stream->QueueBuffer(std::make_shared<Buffer>(tag, std::move(data)));
}
} // namespace AudioCore