cmd/mkthumb: initial commit

cmd/mkthumb/Makefile

@@ -0,0 +1,9 @@
+.PHONY: all
+
+all: mkthumb
+
+clean:
+	rm ./mkthumb
+
+mkthumb: mkthumb.go
+	go build -ldflags '-s -w'

cmd/mkthumb/mkthumb.go

@@ -0,0 +1,33 @@
+package main
+
+import (
+	"flag"
+	"fmt"
+	"os"
+
+	"code.ivysaur.me/thumbnail"
+)
+
+func main() {
+	width := flag.Int("Width", 100, "Width")
+	height := flag.Int("Height", 100, "Height")
+	flag.Parse()
+
+	if flag.NArg() != 1 {
+		fmt.Fprintf(os.Stderr, "Expected one filename")
+		os.Exit(1)
+	}
+
+	fname := flag.Arg(0)
+
+	th := thumbnail.NewThumbnailer(*width, *height, 1)
+	data, err := th.RenderFile_NoCache(fname)
+	if err != nil {
+		fmt.Fprintln(os.Stderr, err.Error())
+		os.Exit(1)
+	}
+
+	fmt.Print(string(data))
+	os.Exit(0)
+
+}