- apply the ZMusic mutex a bit more finely grained.

It should only guard the critical parts, like calling Stop() but can let Update and IsPlaying method work unhindered otherwise.
This commit is contained in:
Christoph Oelckers 2019-10-20 16:16:08 +02:00
parent f014e9cd8c
commit 0ee0034beb
2 changed files with 7 additions and 5 deletions

View file

@ -570,10 +570,12 @@ bool MIDIStreamer::IsPlaying()
{
if (m_Status != STATE_Stopped && (MIDI == NULL || (EndQueued != 0 && EndQueued < 4)))
{
std::lock_guard<std::mutex> lock(CritSec);
Stop();
}
if (m_Status != STATE_Stopped && !MIDI->IsOpen())
{
std::lock_guard<std::mutex> lock(CritSec);
Stop();
}
return m_Status != STATE_Stopped;
@ -695,7 +697,11 @@ void MIDIStreamer::Callback(void *userdata)
void MIDIStreamer::Update()
{
if (MIDI != nullptr && !MIDI->Update()) Stop();
if (MIDI != nullptr && !MIDI->Update())
{
std::lock_guard<std::mutex> lock(CritSec);
Stop();
}
}
//==========================================================================

View file

@ -340,28 +340,24 @@ void ZMusic_Start(MusInfo *song, int subsong, bool loop)
void ZMusic_Pause(MusInfo *song)
{
if (!song) return;
std::lock_guard<std::mutex> lock(song->CritSec);
song->Pause();
}
void ZMusic_Resume(MusInfo *song)
{
if (!song) return;
std::lock_guard<std::mutex> lock(song->CritSec);
song->Resume();
}
void ZMusic_Update(MusInfo *song)
{
if (!song) return;
std::lock_guard<std::mutex> lock(song->CritSec);
song->Update();
}
bool ZMusic_IsPlaying(MusInfo *song)
{
if (!song) return false;
std::lock_guard<std::mutex> lock(song->CritSec);
return song->IsPlaying();
}