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Use scoped_ptr to store the worker thread in DirectSoundPlayer2

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Originally committed to SVN as r5855.
This commit is contained in:
Thomas Goyne 2011-11-16 19:55:22 +00:00
parent f45d9f8e2d
commit b16f1a0698
2 changed files with 9 additions and 19 deletions
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24
aegisub/src/audio_player_dsound2.cpp
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@ -808,8 +808,6 @@ bool DirectSoundPlayer2Thread::IsDead()
DirectSoundPlayer2::DirectSoundPlayer2()
{
thread = 0;
// The buffer will hold BufferLength times WantedLatency milliseconds of audio
WantedLatency = OPT_GET("Player/Audio/DirectSound/Buffer Latency")->GetInt();
BufferLength = OPT_GET("Player/Audio/DirectSound/Buffer Length")->GetInt();
@ -823,21 +821,16 @@ DirectSoundPlayer2::DirectSoundPlayer2()
DirectSoundPlayer2::~DirectSoundPlayer2()
{
CloseStream();
}
bool DirectSoundPlayer2::IsThreadAlive()
{
if (!thread) return false;
if (thread->IsDead())
if (thread && thread->IsDead())
{
delete thread;
thread = 0;
return false;
thread.reset();
}
return true;
return thread;
}
void DirectSoundPlayer2::OpenStream()
@ -846,21 +839,17 @@ void DirectSoundPlayer2::OpenStream()
try
{
thread = new DirectSoundPlayer2Thread(GetProvider(), WantedLatency, BufferLength);
thread.reset(new DirectSoundPlayer2Thread(GetProvider(), WantedLatency, BufferLength));
}
catch (const char *msg)
{
LOG_E("audio/player/dsound") << msg;
thread = 0;
}
}
void DirectSoundPlayer2::CloseStream()
{
if (!IsThreadAlive()) return;
delete thread;
thread = 0;
thread.reset();
}
void DirectSoundPlayer2::SetProvider(AudioProvider *provider)
@ -869,8 +858,7 @@ void DirectSoundPlayer2::SetProvider(AudioProvider *provider)
{
if (IsThreadAlive() && provider != GetProvider())
{
delete thread;
thread = new DirectSoundPlayer2Thread(provider, WantedLatency, BufferLength);
thread.reset(new DirectSoundPlayer2Thread(provider, WantedLatency, BufferLength));
}
AudioPlayer::SetProvider(provider);

4
aegisub/src/audio_player_dsound2.h
View file

@ -38,6 +38,8 @@
#include "include/aegisub/audio_player.h"
#include <libaegisub/scoped_ptr.h>
class DirectSoundPlayer2Thread;
/// @class DirectSoundPlayer2
@ -48,7 +50,7 @@ class DirectSoundPlayer2Thread;
/// send commands to the playback thread.
class DirectSoundPlayer2 : public AudioPlayer {
/// The playback thread
DirectSoundPlayer2Thread *thread;
agi::scoped_ptr<DirectSoundPlayer2Thread> thread;
/// Desired length in milliseconds to write ahead of the playback cursor
int WantedLatency;