func (b *Bucket) GetImageSize(key string, sizing *imgry.Sizing) (*Image, error) {
m := metrics.GetOrRegisterTimer("fn.bucket.GetImageSize", nil)
defer m.UpdateSince(time.Now())
// Find the original image
origIm, err := b.DbFindImage(key, nil)
if err != nil {
return nil, err
}
// Calculate the sizing ahead of time so our query is updated
// and we can find it in our db
sizing.CalcResizeRect(&imgry.Rect{origIm.Width, origIm.Height})
sizing.Size.Width = sizing.GranularizedWidth()
sizing.Size.Height = sizing.GranularizedHeight()
// Find the specific size
im, err := b.DbFindImage(key, sizing)
if err != nil && err != ErrImageNotFound {
return nil, err
}
if im != nil { // Got it!
return im, nil
}
// Build a new size from the original
im2, err := origIm.MakeSize(sizing)
defer im2.Release()
if err != nil {
return nil, err
}
err = b.DbSaveImage(im2, sizing)
return im2, err
}
