Added font saving braille

aic_package/convert_gif.go

@@ -61,11 +61,6 @@ func pathIsGif(gifPath, urlImgName string, pathIsURl bool, urlImgBytes []byte, l
 		return fmt.Errorf("can't decode %v: %v", gifPath, err)
 	}
 
-	// Error handled earlier to save time in case of long gif processing
-	if braille && saveGifPath != "" {
-		return fmt.Errorf("saving braille art as a gif is not supported")
-	}
-
 	var (
 		asciiArtSet    = make([]string, len(originalGif.Image))
 		gifFramesSlice = make([]GifFrame, len(originalGif.Image))

aic_package/convert_image.go

@@ -58,9 +58,6 @@ func pathIsImage(imagePath, urlImgName string, pathIsURl bool, urlImgBytes []byt
 
 	// Save ascii art as .png image before printing it, if --save-img flag is passed
 	if saveImagePath != "" {
-		if braille {
-			return "", fmt.Errorf("saving braille art as an image is not supported")
-		}
 		if err := createImageToSave(
 			asciiSet,
 			colored || grayscale,

aic_package/convert_root.go

@@ -142,6 +142,8 @@ func Convert(filePath string, flags Flags) (string, error) {
 		if tempFont, err = truetype.Parse(fontFile); err != nil {
 			return "", fmt.Errorf("unable to parse font file: %v", err)
 		}
+	} else if braille {
+		tempFont, _ = truetype.Parse(embeddedDejaVuObliqueFont)
 	}
 
 	if path.Ext(filePath) == ".gif" {

aic_package/create_ascii_gif.go

@@ -88,11 +88,6 @@ func createGifFrameToSave(asciiArt [][]imgManip.AsciiChar, img image.Image, colo
 
 	dc.DrawImage(tempImg, 0, 0)
 
-	// Load embedded font
-	tempFont, err := truetype.Parse(embeddedFontFile)
-	if err != nil {
-		return nil, err
-	}
 	// Font size increased during assignment to become more visible. This will not affect image drawing
 	fontFace := truetype.NewFace(tempFont, &truetype.Options{Size: fontSize * 1.5})
 

aic_package/create_ascii_image.go

@@ -28,13 +28,16 @@ import (
 )
 
 //go:embed Hack-Regular.ttf
-var embeddedFontFile []byte
+var embeddedHackRegularFont []byte
+
+//go:embed DejaVuSans-Oblique.ttf
+var embeddedDejaVuObliqueFont []byte
 
 var tempFont *truetype.Font
 
 // Load embedded font
 func init() {
-	tempFont, _ = truetype.Parse(embeddedFontFile)
+	tempFont, _ = truetype.Parse(embeddedHackRegularFont)
 }
 
 /*

aic_package/readme.md

@@ -0,0 +1,3 @@
+## Note
+
+The font `DejaVuSans-Oblique.ttf` is used for saving braille art .png images since it supports unicode and gave the best results. `Hack-Regular.ttf` is used for saving normal ascii art .png images.