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PulseAudio: pass the latency test
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parent
8e30053962
commit
2633b1bd60
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@ -699,9 +699,8 @@ static int outstream_open_pa(SoundIoPrivate *si, SoundIoOutStreamPrivate *os) {
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ospa->buffer_attr.tlength = buffer_length;
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}
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pa_stream_flags_t flags = (pa_stream_flags_t)(PA_STREAM_START_CORKED|PA_STREAM_AUTO_TIMING_UPDATE);
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if (outstream->software_latency > 0.0)
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flags = (pa_stream_flags_t) (flags | PA_STREAM_ADJUST_LATENCY);
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pa_stream_flags_t flags = (pa_stream_flags_t)(PA_STREAM_START_CORKED | PA_STREAM_AUTO_TIMING_UPDATE |
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PA_STREAM_INTERPOLATE_TIMING);
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int err = pa_stream_connect_playback(ospa->stream,
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outstream->device->id, &ospa->buffer_attr,
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@ -938,9 +937,7 @@ static int instream_start_pa(SoundIoPrivate *si, SoundIoInStreamPrivate *is) {
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SoundIoPulseAudio *sipa = &si->backend_data.pulseaudio;
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pa_threaded_mainloop_lock(sipa->main_loop);
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pa_stream_flags_t flags = PA_STREAM_AUTO_TIMING_UPDATE;
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if (instream->software_latency > 0.0)
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flags = (pa_stream_flags_t) (flags|PA_STREAM_ADJUST_LATENCY);
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pa_stream_flags_t flags = (pa_stream_flags_t)(PA_STREAM_AUTO_TIMING_UPDATE | PA_STREAM_INTERPOLATE_TIMING);
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int err = pa_stream_connect_record(ispa->stream,
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instream->device->id,
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@ -16,7 +16,7 @@
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#include <math.h>
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static int usage(char *exe) {
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fprintf(stderr, "Usage: %s [--backend dummy|alsa|pulseaudio|jack|coreaudio|wasapi]\n", exe);
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fprintf(stderr, "Usage: %s [--backend dummy|alsa|pulseaudio|jack|coreaudio|wasapi] [--latency seconds]\n", exe);
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return 1;
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}
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@ -129,6 +129,7 @@ static void underflow_callback(struct SoundIoOutStream *outstream) {
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int main(int argc, char **argv) {
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char *exe = argv[0];
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enum SoundIoBackend backend = SoundIoBackendNone;
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double software_latency = 0.0;
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for (int i = 1; i < argc; i += 1) {
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char *arg = argv[i];
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if (arg[0] == '-' && arg[1] == '-') {
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@ -152,6 +153,8 @@ int main(int argc, char **argv) {
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fprintf(stderr, "Invalid backend: %s\n", argv[i]);
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return 1;
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}
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} else if (strcmp(arg, "--latency") == 0) {
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software_latency = atof(argv[i]);
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} else {
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return usage(exe);
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}
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@ -186,6 +189,7 @@ int main(int argc, char **argv) {
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outstream->format = SoundIoFormatFloat32NE;
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outstream->write_callback = write_callback;
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outstream->underflow_callback = underflow_callback;
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outstream->software_latency = software_latency;
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if (soundio_device_supports_format(device, SoundIoFormatFloat32NE)) {
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outstream->format = SoundIoFormatFloat32NE;
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