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path: root/drivers/portaudio/portaudio_driver.c
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Diffstat (limited to 'drivers/portaudio/portaudio_driver.c')
-rw-r--r--drivers/portaudio/portaudio_driver.c13
1 files changed, 10 insertions, 3 deletions
diff --git a/drivers/portaudio/portaudio_driver.c b/drivers/portaudio/portaudio_driver.c
index c11aee9..7ed0637 100644
--- a/drivers/portaudio/portaudio_driver.c
+++ b/drivers/portaudio/portaudio_driver.c
@@ -135,7 +135,10 @@ portaudio_driver_attach (portaudio_driver_t *driver, jack_engine_t *engine)
driver->engine = engine;
- driver->engine->set_buffer_size (engine, driver->frames_per_cycle);
+ if (driver->engine->set_buffer_size (engine, driver->frames_per_cycle)) {
+ jack_error ("portaudio: cannot set engine buffer size to %d (check MIDI)", driver->frames_per_cycle);
+ return -1;
+ }
driver->engine->set_sample_rate (engine, driver->frame_rate);
port_flags = JackPortIsOutput|JackPortIsPhysical|JackPortIsTerminal;
@@ -323,8 +326,12 @@ portaudio_driver_set_parameters (portaudio_driver_t* driver,
/* tell engine about buffer size */
if (driver->engine) {
- driver->engine->set_buffer_size (
- driver->engine, driver->frames_per_cycle);
+ if (driver->engine->set_buffer_size (
+ driver->engine, driver->frames_per_cycle)) {
+ jack_error ("portaudio: cannot set engine buffer size to %d (check MIDI)", driver->frames_per_cycle);
+ return -1;
+ }
+
}
return 0;