Function CheckTimeRemapPlayBackwards

exporter/src/export/ExportVerify.cpp:314–322

}

static void CheckTimeRemapPlayBackwards(std::shared_ptr<PAGExportSession> session,
                                        pag::AnimatableProperty<pag::Frame>* timeRemap) {
  for (auto keyFrame : timeRemap->keyframes) {
    if (keyFrame->startValue > keyFrame->endValue &&
        (keyFrame->startTime + 1 != keyFrame->endTime) && IsKeyFrameDurationLongEnough(keyFrame)) {
      session->pushWarning(AlertInfoType::VideoPlayBackward);
    }
  }
}

static void CheckLayerImageFillRule(std::shared_ptr<PAGExportSession> session, pag::Layer* layer,
                                    void*) {