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OpenAL hardware pause/resume poatch by Beholder

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This commit is contained in:
pelya
2010-12-16 10:07:46 +00:00
parent 8c7f63e62b
commit 0f648b5e8c
1 changed files with 52 additions and 20 deletions
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72
project/jni/openal/src/Alc/android.c
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@@ -26,6 +26,11 @@
#include "alMain.h"
#include "AL/al.h"
#include "AL/alc.h"
#include "AL/android.h"
static int doPause=0;
int resumeHandled;
int pauseHandled;
static const ALCchar android_device[] = "Android Default";
@@ -39,6 +44,7 @@ static jmethodID mPlay;
static jmethodID mStop;
static jmethodID mRelease;
static jmethodID mWrite;
static jmethodID mPause;
jint JNI_OnLoad(JavaVM* vm, void* reserved)
{
@@ -88,29 +94,42 @@ static void* thread_function(void* arg)
jobject track = (*env)->NewObject(env, cAudioTrack, mAudioTrack,
STREAM_MUSIC, sampleRateInHz, channelConfig, audioFormat, device->NumUpdates * bufferSizeInBytes, MODE_STREAM);
(*env)->CallNonvirtualVoidMethod(env, track, cAudioTrack, mPlay);
//(*env)->CallNonvirtualVoidMethod(env, track, cAudioTrack, mPlay);
jarray buffer = (*env)->NewByteArray(env, bufferSizeInBytes);
jarray buffer = (*env)->NewByteArray(env, bufferSizeInBytes);
while (data->running)
{
void* pBuffer = (*env)->GetPrimitiveArrayCritical(env, buffer, NULL);
pauseHandled=0;
resumeHandled=0;
while (data->running)
{
if(doPause && !pauseHandled)
{
(*env)->CallNonvirtualVoidMethod(env, track, cAudioTrack, mPause);
pauseHandled=1;
}
if(!doPause && !resumeHandled)
{
(*env)->CallNonvirtualVoidMethod(env, track, cAudioTrack, mPlay);
resumeHandled=1;
}
void* pBuffer = (*env)->GetPrimitiveArrayCritical(env, buffer, NULL);
if (pBuffer)
{
aluMixData(device, pBuffer, bufferSizeInSamples);
(*env)->ReleasePrimitiveArrayCritical(env, buffer, pBuffer, 0);
if (pBuffer)
{
aluMixData(device, pBuffer, bufferSizeInSamples);
(*env)->ReleasePrimitiveArrayCritical(env, buffer, pBuffer, 0);
(*env)->CallNonvirtualIntMethod(env, track, cAudioTrack, mWrite, buffer, 0, bufferSizeInBytes);
}
else
{
AL_PRINT("Failed to get pointer to array bytes");
}
}
(*env)->CallNonvirtualVoidMethod(env, track, cAudioTrack, mStop);
(*env)->CallNonvirtualVoidMethod(env, track, cAudioTrack, mRelease);
(*env)->CallNonvirtualIntMethod(env, track, cAudioTrack, mWrite, buffer, 0, bufferSizeInBytes);
}
else
{
AL_PRINT("Failed to get pointer to array bytes");
}
}
(*env)->CallNonvirtualVoidMethod(env, track, cAudioTrack, mStop);
(*env)->CallNonvirtualVoidMethod(env, track, cAudioTrack, mRelease);
(*env)->PopLocalFrame(env, NULL);
@@ -130,7 +149,6 @@ static ALCboolean android_open_playback(ALCdevice *device, const ALCchar *device
/* Cache AudioTrack class and it's method id's
* And do this only once!
*/
cAudioTrack = (*env)->FindClass(env, "android/media/AudioTrack");
if (!cAudioTrack)
{
@@ -143,6 +161,7 @@ static ALCboolean android_open_playback(ALCdevice *device, const ALCchar *device
mAudioTrack = (*env)->GetMethodID(env, cAudioTrack, "<init>", "(IIIIII)V");
mGetMinBufferSize = (*env)->GetStaticMethodID(env, cAudioTrack, "getMinBufferSize", "(III)I");
mPlay = (*env)->GetMethodID(env, cAudioTrack, "play", "()V");
mPause = (*env)->GetMethodID(env, cAudioTrack, "pause", "()V");
mStop = (*env)->GetMethodID(env, cAudioTrack, "stop", "()V");
mRelease = (*env)->GetMethodID(env, cAudioTrack, "release", "()V");
mWrite = (*env)->GetMethodID(env, cAudioTrack, "write", "([BII)I");
@@ -240,6 +259,7 @@ static ALCuint android_available_samples(ALCdevice *pDevice)
return 0;
}
static const BackendFuncs android_funcs = {
android_open_playback,
android_close_playback,
@@ -277,3 +297,15 @@ void alc_android_probe(int type)
AppendAllDeviceList(android_device);
}
}
AL_API void AL_APIENTRY al_android_pause_playback()
{
doPause=1;
pauseHandled=0;
AL_PRINT("Audio paused.");
}
AL_API void AL_APIENTRY al_android_resume_playback()
{
doPause=0;
resumeHandled=0;
AL_PRINT("Audio resumed.");
}