diff options
Diffstat (limited to 'Alc/backends/pulseaudio.c')
| -rw-r--r-- | Alc/backends/pulseaudio.c | 23 |
1 files changed, 22 insertions, 1 deletions
diff --git a/Alc/backends/pulseaudio.c b/Alc/backends/pulseaudio.c index 2621e334..87a04946 100644 --- a/Alc/backends/pulseaudio.c +++ b/Alc/backends/pulseaudio.c @@ -66,6 +66,7 @@ MAKE_FUNC(pa_stream_is_corked); MAKE_FUNC(pa_stream_cork); MAKE_FUNC(pa_stream_is_suspended); MAKE_FUNC(pa_stream_get_device_name); +MAKE_FUNC(pa_stream_get_latency); MAKE_FUNC(pa_path_get_filename); MAKE_FUNC(pa_get_binary_name); MAKE_FUNC(pa_threaded_mainloop_free); @@ -138,6 +139,7 @@ MAKE_FUNC(pa_stream_begin_write); #define pa_stream_cork ppa_stream_cork #define pa_stream_is_suspended ppa_stream_is_suspended #define pa_stream_get_device_name ppa_stream_get_device_name +#define pa_stream_get_latency ppa_stream_get_latency #define pa_path_get_filename ppa_path_get_filename #define pa_get_binary_name ppa_get_binary_name #define pa_threaded_mainloop_free ppa_threaded_mainloop_free @@ -273,6 +275,7 @@ static ALCboolean pulse_load(void) LOAD_FUNC(pa_stream_cork); LOAD_FUNC(pa_stream_is_suspended); LOAD_FUNC(pa_stream_get_device_name); + LOAD_FUNC(pa_stream_get_latency); LOAD_FUNC(pa_path_get_filename); LOAD_FUNC(pa_get_binary_name); LOAD_FUNC(pa_threaded_mainloop_free); @@ -1375,6 +1378,23 @@ static ALCuint pulse_available_samples(ALCdevice *device) } +static ALint64 pulse_get_latency(ALCdevice *device) +{ + pulse_data *data = device->ExtraData; + pa_usec_t latency = 0; + int neg; + + if(pa_stream_get_latency(data->stream, &latency, &neg) == 0) + { + if(neg) + latency = 0; + return (ALint64)minu64(latency, (((ALuint64)0x7fffffff << 32)|0xffffffff)/1000) * 1000; + } + ERR("Failed to get stream latency!\n"); + return 0; +} + + static const BackendFuncs pulse_funcs = { pulse_open_playback, pulse_close_playback, @@ -1386,7 +1406,8 @@ static const BackendFuncs pulse_funcs = { pulse_start_capture, pulse_stop_capture, pulse_capture_samples, - pulse_available_samples + pulse_available_samples, + pulse_get_latency }; ALCboolean alc_pulse_init(BackendFuncs *func_list) |