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Diffstat (limited to '')
| -rw-r--r-- | src/lib/ffmpeg/Time.hxx | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/src/lib/ffmpeg/Time.hxx b/src/lib/ffmpeg/Time.hxx index fb845d7d9..0e6ba2e84 100644 --- a/src/lib/ffmpeg/Time.hxx +++ b/src/lib/ffmpeg/Time.hxx @@ -36,6 +36,9 @@ extern "C" { #undef SampleFormat #endif +/** + * Convert a FFmpeg time stamp to a floating point value (in seconds). + */ gcc_const static inline double FfmpegTimeToDouble(int64_t t, const AVRational time_base) @@ -46,6 +49,9 @@ FfmpegTimeToDouble(int64_t t, const AVRational time_base) / (double)1024; } +/** + * Convert a std::ratio to a #AVRational. + */ template<typename Ratio> static inline constexpr AVRational RatioToAVRational() @@ -53,6 +59,9 @@ RatioToAVRational() return { Ratio::num, Ratio::den }; } +/** + * Convert a #SongTime to a FFmpeg time stamp with the given base. + */ gcc_const static inline int64_t ToFfmpegTime(SongTime t, const AVRational time_base) |