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directsoundsink: fix modulo math with ringbuffer parameters

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To get a multiple of bpf use a subtraction and not an addition

https://bugzilla.gnome.org/show_bug.cgi?id=745684
This commit is contained in:
Thiago Santos 2015-03-05 17:54:43 -03:00
parent b0ce43cde3
commit c194f2de12
1 changed files with 2 additions and 2 deletions
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4
sys/directsound/gstdirectsoundsink.c
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@ -444,12 +444,12 @@ gst_directsound_sink_prepare (GstAudioSink * asink,
gst_util_uint64_scale_int (wfx.nAvgBytesPerSec, spec->buffer_time, gst_util_uint64_scale_int (wfx.nAvgBytesPerSec, spec->buffer_time,
GST_MSECOND); GST_MSECOND);
/* Make sure we make those numbers multiple of our sample size in bytes */ /* Make sure we make those numbers multiple of our sample size in bytes */
dsoundsink->buffer_size += dsoundsink->buffer_size % spec->info.bpf; dsoundsink->buffer_size -= dsoundsink->buffer_size % spec->info.bpf;
spec->segsize = spec->segsize =
gst_util_uint64_scale_int (wfx.nAvgBytesPerSec, spec->latency_time, gst_util_uint64_scale_int (wfx.nAvgBytesPerSec, spec->latency_time,
GST_MSECOND); GST_MSECOND);
spec->segsize += spec->segsize % spec->info.bpf; spec->segsize -= spec->segsize % spec->info.bpf;
spec->segtotal = dsoundsink->buffer_size / spec->segsize; spec->segtotal = dsoundsink->buffer_size / spec->segsize;
} else { } else {
#ifdef WAVE_FORMAT_DOLBY_AC3_SPDIF #ifdef WAVE_FORMAT_DOLBY_AC3_SPDIF