uint VideoDecoder::FixedRateVideoTrack::getFrameAtTime(const Audio::Timestamp &time) const {
Common::Rational frameRate = getFrameRate();
// Easy conversion
if (frameRate == time.framerate())
return time.totalNumberOfFrames();
// Default case
return (time.totalNumberOfFrames() * frameRate / time.framerate()).toInt();
}
uint VideoDecoder::FixedRateVideoTrack::getFrameAtTime(const Audio::Timestamp &time) const {
Common::Rational frameRate = getFrameRate();
// Easy conversion
if (frameRate == time.framerate())
return time.totalNumberOfFrames();
// Create the rational based on the time first to hopefully cancel out
// *something* when multiplying by the frameRate (which can be large in
// some AVI videos).
return (Common::Rational(time.totalNumberOfFrames(), time.framerate()) * frameRate).toInt();
}