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serenity/Libraries/LibAudio/AClientConnection.cpp
Andreas Kling a98de0b6ee LibAudio: Add AClientConnetion::try_enqueue() API
This is a variant of the enqueue() API that returns immediately and
may fail. It's useful when you don't want to block until the audio
server can receive your sample buffer.
2019-09-04 20:12:24 +02:00

43 lines
1.1 KiB
C++

#include <LibAudio/ABuffer.h>
#include <LibAudio/AClientConnection.h>
#include <SharedBuffer.h>
AClientConnection::AClientConnection()
: ConnectionNG("/tmp/asportal")
{
}
void AClientConnection::handshake()
{
auto response = send_sync<AudioServer::Greet>(getpid());
set_server_pid(response->server_pid());
set_my_client_id(response->client_id());
}
void AClientConnection::enqueue(const ABuffer& buffer)
{
for (;;) {
const_cast<ABuffer&>(buffer).shared_buffer().share_with(server_pid());
auto response = send_sync<AudioServer::EnqueueBuffer>(buffer.shared_buffer_id());
if (response->success())
break;
sleep(1);
}
}
bool AClientConnection::try_enqueue(const ABuffer& buffer)
{
const_cast<ABuffer&>(buffer).shared_buffer().share_with(server_pid());
auto response = send_sync<AudioServer::EnqueueBuffer>(buffer.shared_buffer_id());
return response->success();
}
int AClientConnection::get_main_mix_volume()
{
return send_sync<AudioServer::GetMainMixVolume>()->volume();
}
void AClientConnection::set_main_mix_volume(int volume)
{
send_sync<AudioServer::SetMainMixVolume>(volume);
}