diff options
Diffstat (limited to 'src/lib')
| -rw-r--r-- | src/lib/ffmpeg/Time.hxx | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/src/lib/ffmpeg/Time.hxx b/src/lib/ffmpeg/Time.hxx index 0e6ba2e84..7f2146016 100644 --- a/src/lib/ffmpeg/Time.hxx +++ b/src/lib/ffmpeg/Time.hxx @@ -60,6 +60,31 @@ RatioToAVRational() } /** + * Convert a FFmpeg time stamp to a #SongTime. + */ +gcc_const +static inline SongTime +FromFfmpegTime(int64_t t, const AVRational time_base) +{ + assert(t != (int64_t)AV_NOPTS_VALUE); + + return SongTime::FromMS(av_rescale_q(t, time_base, + (AVRational){1, 1000})); +} + +/** + * Convert a FFmpeg time stamp to a #SignedSongTime. + */ +gcc_const +static inline SignedSongTime +FromFfmpegTimeChecked(int64_t t, const AVRational time_base) +{ + return t != (int64_t)AV_NOPTS_VALUE + ? SignedSongTime(FromFfmpegTime(t, time_base)) + : SignedSongTime::Negative(); +} + +/** * Convert a #SongTime to a FFmpeg time stamp with the given base. */ gcc_const |