From bc4eb130585bcace9e0ca0dbd0f2bded2ddd7d39 Mon Sep 17 00:00:00 2001
From: mappu <mappu04@gmail.com>
Date: Sat, 9 Jun 2018 17:20:27 +1200
Subject: [PATCH] scaler: support Stretch

---
 config.go | 1 +
 scaler.go | 4 ++++
 2 files changed, 5 insertions(+)

diff --git a/config.go b/config.go
index c0084cc..a71da8d 100644
--- a/config.go
+++ b/config.go
@@ -12,6 +12,7 @@ const (
 
 	FitOutside AspectFormat = 80 // Pad out with black bars to dimensions
 	FitInside  AspectFormat = 82 // Crop to dimensions
+	Stretch    AspectFormat = 83 // Doesn't preserve aspect ratio
 
 	NearestNeighbour ScaleFormat = 120
 	BilinearFast     ScaleFormat = 121
diff --git a/scaler.go b/scaler.go
index def2867..17e15ac 100644
--- a/scaler.go
+++ b/scaler.go
@@ -52,6 +52,10 @@ func (this *DirectThumbnailer) scaleImage(src image.Image) (image.Image, error)
 		srcCopyPosition = image.Rect(offsetX, offsetY, srcSmallestDim+offsetX, srcSmallestDim+offsetY)
 		destCopyPosition = image.Rect(0, 0, this.cfg.Width, this.cfg.Height)
 
+	case Stretch:
+		srcCopyPosition = src.Bounds()
+		destCopyPosition = image.Rect(0, 0, this.cfg.Width, this.cfg.Height)
+
 	default:
 		return nil, ErrInvalidOption
 	}