Revert "fix failing encode image test (viamrobotics#1995)"

This reverts commit 723e4ca.

rimage/image_file.go

@@ -15,7 +15,6 @@ import (
 	"strings"
 
 	"github.com/lmittmann/ppm"
-	libjpeg "github.com/pixiv/go-libjpeg/jpeg"
 	"github.com/pkg/errors"
 	"github.com/xfmoulet/qoi"
 	"go.opencensus.io/trace"
@@ -36,8 +35,6 @@ var RGBABitmapMagicNumber = []byte("RGBA")
 // for raw DEPTH data.
 var DepthMapMagicNumber = []byte("DEPTHMAP")
 
-var jpegEncoderOptions = &libjpeg.EncoderOptions{Quality: 75, DCTMethod: libjpeg.DCTIFast}
-
 // RawRGBAHeaderLength is the length of our custom header for raw RGBA data
 // in bytes. See above as to why.
 const RawRGBAHeaderLength = 12

rimage/image_file_test.go

@@ -4,11 +4,11 @@ import (
 	"bytes"
 	"context"
 	"image"
+	"image/jpeg"
 	"image/png"
 	"os"
 	"testing"
 
-	libjpeg "github.com/viam-labs/go-libjpeg/jpeg"
 	"go.viam.com/test"
 	"go.viam.com/utils/artifact"
 
@@ -57,7 +57,7 @@ func TestEncodeImage(t *testing.T) {
 	test.That(t, png.Encode(&buf, img), test.ShouldBeNil)
 
 	var bufJPEG bytes.Buffer
-	test.That(t, libjpeg.Encode(&bufJPEG, img, jpegEncoderOptions), test.ShouldBeNil)
+	test.That(t, jpeg.Encode(&bufJPEG, img, nil), test.ShouldBeNil)
 
 	t.Run("lazy", func(t *testing.T) {
 		// fast