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Fixed OpenAL eating CPU in background

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This commit is contained in:
pelya
2012-06-21 18:04:11 +03:00
parent 532b652594
commit 0f478832a7
8 changed files with 43 additions and 12 deletions
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13
project/jni/openal/src/Alc/android.c
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@@ -28,6 +28,12 @@
#include "AL/alc.h"
#include "AL/android.h"
typedef void ( * SDL_ANDROID_ApplicationPutToBackgroundCallback_t ) (void);
extern int SDL_ANDROID_SetOpenALPutToBackgroundCallback(
SDL_ANDROID_ApplicationPutToBackgroundCallback_t PutToBackground,
SDL_ANDROID_ApplicationPutToBackgroundCallback_t Restored );
static int doPause=0;
int resumeHandled;
int pauseHandled;
@@ -106,6 +112,10 @@ static void* thread_function(void* arg)
{
(*env)->CallNonvirtualVoidMethod(env, track, cAudioTrack, mPause);
pauseHandled=1;
while(doPause)
{
usleep(500000);
}
}
if(!doPause && !resumeHandled)
{
@@ -144,6 +154,7 @@ static ALCboolean android_open_playback(ALCdevice *device, const ALCchar *device
int channels;
int bytes;
SDL_ANDROID_SetOpenALPutToBackgroundCallback(al_android_pause_playback, al_android_resume_playback);
if (!cAudioTrack)
{
/* Cache AudioTrack class and it's method id's
@@ -308,4 +319,4 @@ AL_API void AL_APIENTRY al_android_resume_playback()
doPause=0;
resumeHandled=0;
AL_PRINT("Audio resumed.");
}
}