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Fix for [#37293] Audio does not Scrub, plays fully instead

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This commit is contained in:
Joerg Mueller
2013-11-07 23:40:06 +00:00
parent 106cff1b93
commit 1457924a21
1 changed files with 19 additions and 5 deletions
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24
intern/audaspace/OpenAL/AUD_OpenALDevice.cpp
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@@ -119,6 +119,14 @@ AUD_OpenALDevice::AUD_OpenALHandle::AUD_OpenALHandle(AUD_OpenALDevice* device, A
{
length = m_device->m_buffersize;
reader->read(length, eos, m_device->m_buffer.getBuffer());
if(length == 0)
{
// AUD_XXX: TODO: don't fill all buffers and enqueue them later
length = 1;
memset(m_device->m_buffer.getBuffer(), 0, length * AUD_DEVICE_SAMPLE_SIZE(specs));
}
alBufferData(m_buffers[i], m_format, m_device->m_buffer.getBuffer(),
length * AUD_DEVICE_SAMPLE_SIZE(specs),
specs.rate);
@@ -132,8 +140,7 @@ AUD_OpenALDevice::AUD_OpenALHandle::AUD_OpenALHandle(AUD_OpenALDevice* device, A
try
{
alSourceQueueBuffers(m_source, CYCLE_BUFFERS,
m_buffers);
alSourceQueueBuffers(m_source, CYCLE_BUFFERS, m_buffers);
if(alGetError() != AL_NO_ERROR)
AUD_THROW(AUD_ERROR_OPENAL, queue_error);
}
@@ -289,6 +296,14 @@ bool AUD_OpenALDevice::AUD_OpenALHandle::seek(float position)
{
length = m_device->m_buffersize;
m_reader->read(length, m_eos, m_device->m_buffer.getBuffer());
if(length == 0)
{
// AUD_XXX: TODO: don't fill all buffers and enqueue them later
length = 1;
memset(m_device->m_buffer.getBuffer(), 0, length * AUD_DEVICE_SAMPLE_SIZE(specs));
}
alBufferData(m_buffers[i], m_format, m_device->m_buffer.getBuffer(),
length * AUD_DEVICE_SAMPLE_SIZE(specs), specs.rate);
@@ -933,9 +948,8 @@ void AUD_OpenALDevice::updateStreams()
break;
}
// unqueue buffer
alSourceUnqueueBuffers(sound->m_source, 1,
&sound->m_buffers[sound->m_current]);
// unqueue buffer (warning: this might fail for slow early returning sources (none exist so far) if the buffer was not queued due to recent changes - has to be tested)
alSourceUnqueueBuffers(sound->m_source, 1, &sound->m_buffers[sound->m_current]);
ALenum err;
if((err = alGetError()) != AL_NO_ERROR)
{