diff options
Diffstat (limited to 'drivers/pulseaudio/audio_driver_pulseaudio.cpp')
| -rw-r--r-- | drivers/pulseaudio/audio_driver_pulseaudio.cpp | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/drivers/pulseaudio/audio_driver_pulseaudio.cpp b/drivers/pulseaudio/audio_driver_pulseaudio.cpp index 0f91c94539..733c7cc80c 100644 --- a/drivers/pulseaudio/audio_driver_pulseaudio.cpp +++ b/drivers/pulseaudio/audio_driver_pulseaudio.cpp @@ -177,7 +177,11 @@ Error AudioDriverPulseAudio::init_device() { pa_buffer_attr attr; // set to appropriate buffer length (in bytes) from global settings - attr.tlength = pa_buffer_size * sizeof(int16_t); + // Note: PulseAudio defaults to 4 fragments, which means that the actual + // latency is tlength / fragments. It seems that the PulseAudio has no way + // to get the fragments number so we're hardcoding this to the default of 4 + const int fragments = 4; + attr.tlength = pa_buffer_size * sizeof(int16_t) * fragments; // set them to be automatically chosen attr.prebuf = (uint32_t)-1; attr.maxlength = (uint32_t)-1; |