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author | wm4 <wm4@nowhere> | 2016-06-27 15:02:41 +0200 |
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committer | wm4 <wm4@nowhere> | 2016-06-27 15:12:21 +0200 |
commit | 4ce53025cb475408bfb27a56a57322d9d0c48a4f (patch) | |
tree | 69f5b57518c80166334cf98a897e595bce1a6ee8 /audio | |
parent | 3e58ce96acaec14adb840875c10b2b543be0b1e3 (diff) | |
download | mpv-4ce53025cb475408bfb27a56a57322d9d0c48a4f.tar.bz2 mpv-4ce53025cb475408bfb27a56a57322d9d0c48a4f.tar.xz |
audio: add a helper for getting frame end PTS
Although I don't see any use for it yet, why not.
Diffstat (limited to 'audio')
-rw-r--r-- | audio/audio.c | 12 | ||||
-rw-r--r-- | audio/audio.h | 1 |
2 files changed, 11 insertions, 2 deletions
diff --git a/audio/audio.c b/audio/audio.c index ae85a4bf08..306401b5a4 100644 --- a/audio/audio.c +++ b/audio/audio.c @@ -257,13 +257,21 @@ void mp_audio_skip_samples(struct mp_audio *data, int samples) data->pts += samples / (double)data->rate; } +// Return the timestamp of the sample just after the end of this frame. +double mp_audio_end_pts(struct mp_audio *f) +{ + if (f->pts == MP_NOPTS_VALUE || f->rate < 1) + return MP_NOPTS_VALUE; + return f->pts + f->samples / (double)f->rate; +} + // Clip the given frame to the given timestamp range. Adjusts the frame size // and timestamp. void mp_audio_clip_timestamps(struct mp_audio *f, double start, double end) { - if (f->pts == MP_NOPTS_VALUE || f->rate < 1) + double f_end = mp_audio_end_pts(f); + if (f_end == MP_NOPTS_VALUE) return; - double f_end = f->pts + f->samples / (double)f->rate; if (end != MP_NOPTS_VALUE) { if (f_end >= end) { if (f->pts >= end) { diff --git a/audio/audio.h b/audio/audio.h index c469f7a21e..e126e93b66 100644 --- a/audio/audio.h +++ b/audio/audio.h @@ -73,6 +73,7 @@ void mp_audio_copy(struct mp_audio *dst, int dst_offset, void mp_audio_copy_attributes(struct mp_audio *dst, struct mp_audio *src); void mp_audio_skip_samples(struct mp_audio *data, int samples); void mp_audio_clip_timestamps(struct mp_audio *f, double start, double end); +double mp_audio_end_pts(struct mp_audio *data); bool mp_audio_is_writeable(struct mp_audio *data); int mp_audio_make_writeable(struct mp_audio *data); |