From e7cd237674e131678aa63d149ae116204a5b1a89 Mon Sep 17 00:00:00 2001 From: Max Kellermann Date: Fri, 24 Oct 2008 16:56:08 +0200 Subject: jack: optimize local variables Merge the variables "avail_data" and "avail_frames" into "available". Both variables are never used at the same time. --- src/audioOutputs/audioOutput_jack.c | 17 ++++++++--------- 1 file changed, 8 insertions(+), 9 deletions(-) (limited to 'src/audioOutputs') diff --git a/src/audioOutputs/audioOutput_jack.c b/src/audioOutputs/audioOutput_jack.c index 8c843549f..b7d09792f 100644 --- a/src/audioOutputs/audioOutput_jack.c +++ b/src/audioOutputs/audioOutput_jack.c @@ -125,25 +125,24 @@ static int process(jack_nframes_t nframes, void *arg) { JackData *jd = (JackData *) arg; jack_default_audio_sample_t *out; - size_t avail_data, avail_frames; + size_t available; if (nframes <= 0) return 0; for (unsigned i = 0; i < 2; ++i) { - avail_data = jack_ringbuffer_read_space(jd->ringbuffer[i]); - if (avail_data > nframes * sample_size) - avail_data = nframes * sample_size; - - avail_frames = avail_data / sample_size; + available = jack_ringbuffer_read_space(jd->ringbuffer[i]); + available /= sample_size; + if (available > nframes) + available = nframes; out = jack_port_get_buffer(jd->ports[i], nframes); jack_ringbuffer_read(jd->ringbuffer[i], - (char *)out, avail_data); + (char *)out, available * sample_size); - while (avail_frames < nframes) + while (available < nframes) /* ringbuffer underrun, fill with silence */ - out[avail_frames++] = 0.0; + out[available++] = 0.0; } return 0; -- cgit v1.2.3