device_session: Pass arguments by const-ref in relevant functions

These functions don't modify the passed in audio buffers, so we can
signify that in the interface.
merge-requests/60/head
Lioncash 2022-09-16 09:29:28 +07:00
parent e85bda5f31
commit a278fa6e2a
3 changed files with 7 additions and 7 deletions

@ -93,7 +93,7 @@ public:
*
* @return Is the buffer was released.
*/
bool ReleaseBuffers(Core::Timing::CoreTiming& core_timing, DeviceSession& session) {
bool ReleaseBuffers(const Core::Timing::CoreTiming& core_timing, const DeviceSession& session) {
std::scoped_lock l{lock};
bool buffer_released{false};
while (registered_count > 0) {

@ -73,7 +73,7 @@ void DeviceSession::Stop() {
}
}
void DeviceSession::AppendBuffers(std::span<AudioBuffer> buffers) const {
void DeviceSession::AppendBuffers(std::span<const AudioBuffer> buffers) const {
for (size_t i = 0; i < buffers.size(); i++) {
Sink::SinkBuffer new_buffer{
.frames = buffers[i].size / (channel_count * sizeof(s16)),
@ -93,14 +93,14 @@ void DeviceSession::AppendBuffers(std::span<AudioBuffer> buffers) const {
}
}
void DeviceSession::ReleaseBuffer(AudioBuffer& buffer) const {
void DeviceSession::ReleaseBuffer(const AudioBuffer& buffer) const {
if (type == Sink::StreamType::In) {
auto samples{stream->ReleaseBuffer(buffer.size / sizeof(s16))};
system.Memory().WriteBlockUnsafe(buffer.samples, samples.data(), buffer.size);
}
}
bool DeviceSession::IsBufferConsumed(AudioBuffer& buffer) const {
bool DeviceSession::IsBufferConsumed(const AudioBuffer& buffer) const {
return played_sample_count >= buffer.end_timestamp;
}

@ -62,14 +62,14 @@ public:
*
* @param buffers - The buffers to play.
*/
void AppendBuffers(std::span<AudioBuffer> buffers) const;
void AppendBuffers(std::span<const AudioBuffer> buffers) const;
/**
* (Audio In only) Pop samples from the backend, and write them back to this buffer's address.
*
* @param buffer - The buffer to write to.
*/
void ReleaseBuffer(AudioBuffer& buffer) const;
void ReleaseBuffer(const AudioBuffer& buffer) const;
/**
* Check if the buffer for the given tag has been consumed by the backend.
@ -78,7 +78,7 @@ public:
*
* @return true if the buffer has been consumed, otherwise false.
*/
bool IsBufferConsumed(AudioBuffer& buffer) const;
bool IsBufferConsumed(const AudioBuffer& buffer) const;
/**
* Start this device session, starting the backend stream.