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Timecode: fix subframe rounding

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if sub-frames are used, frames are rounded up for the later half of
a sub-frame.  e.g. @48KSPS, 25fps, 100 subframes per frame
audio-samples >=1910 already yield 00:00:00:01
This commit is contained in:
Robin Gareus 2013-08-04 16:22:00 +02:00
parent 976fc86811
commit f5c52f500a
1 changed files with 2 additions and 2 deletions
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4
libs/timecode/src/time.cc
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@ -806,7 +806,7 @@ sample_to_timecode (
double timecode_frames_fraction;
int64_t timecode_frames_left;
const double frames_per_timecode_frame = sample_frame_rate / timecode_frames_per_second;
const int64_t frames_per_hour = (int32_t)(3600 * rint(timecode_frames_per_second) * frames_per_timecode_frame);
const int64_t frames_per_hour = (int64_t)(3600 * rint(timecode_frames_per_second) * frames_per_timecode_frame);
timecode.hours = offset_sample / frames_per_hour;
@ -818,7 +818,7 @@ sample_to_timecode (
timecode.subframes = (int32_t) rint(timecode_frames_fraction * subframes_per_frame);
timecode_frames_left = (int64_t) floor (timecode_frames_left_exact);
if (timecode.subframes == subframes_per_frame) {
if (use_subframes && timecode.subframes == subframes_per_frame) {
timecode_frames_left++;
timecode.subframes = 0;
}