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Diffstat (limited to 'src/image')
-rw-r--r--src/image/color/palette/gen.go4
-rw-r--r--src/image/gif/reader_test.go4
-rw-r--r--src/image/gif/writer_test.go22
-rw-r--r--src/image/internal/imageutil/gen.go3
-rw-r--r--src/image/jpeg/reader_test.go7
-rw-r--r--src/image/jpeg/writer_test.go6
-rw-r--r--src/image/png/reader_test.go3
-rw-r--r--src/image/png/writer_test.go17
8 files changed, 31 insertions, 35 deletions
diff --git a/src/image/color/palette/gen.go b/src/image/color/palette/gen.go
index f8587db8f3..3243e53981 100644
--- a/src/image/color/palette/gen.go
+++ b/src/image/color/palette/gen.go
@@ -15,8 +15,8 @@ import (
"fmt"
"go/format"
"io"
- "io/ioutil"
"log"
+ "os"
)
var filename = flag.String("output", "palette.go", "output file name")
@@ -43,7 +43,7 @@ func main() {
if err != nil {
log.Fatal(err)
}
- err = ioutil.WriteFile(*filename, data, 0644)
+ err = os.WriteFile(*filename, data, 0644)
if err != nil {
log.Fatal(err)
}
diff --git a/src/image/gif/reader_test.go b/src/image/gif/reader_test.go
index 29f47b6c08..5eec5ecb4a 100644
--- a/src/image/gif/reader_test.go
+++ b/src/image/gif/reader_test.go
@@ -11,7 +11,7 @@ import (
"image/color"
"image/color/palette"
"io"
- "io/ioutil"
+ "os"
"reflect"
"runtime"
"runtime/debug"
@@ -424,7 +424,7 @@ func TestDecodeMemoryConsumption(t *testing.T) {
}
func BenchmarkDecode(b *testing.B) {
- data, err := ioutil.ReadFile("../testdata/video-001.gif")
+ data, err := os.ReadFile("../testdata/video-001.gif")
if err != nil {
b.Fatal(err)
}
diff --git a/src/image/gif/writer_test.go b/src/image/gif/writer_test.go
index 1e622b3674..af0105c6be 100644
--- a/src/image/gif/writer_test.go
+++ b/src/image/gif/writer_test.go
@@ -11,7 +11,7 @@ import (
"image/color/palette"
"image/draw"
_ "image/png"
- "io/ioutil"
+ "io"
"math/rand"
"os"
"reflect"
@@ -285,7 +285,7 @@ func TestEncodeMismatchDelay(t *testing.T) {
Image: images,
Delay: make([]int, 1),
}
- if err := EncodeAll(ioutil.Discard, g0); err == nil {
+ if err := EncodeAll(io.Discard, g0); err == nil {
t.Error("expected error from mismatched delay and image slice lengths")
}
@@ -297,13 +297,13 @@ func TestEncodeMismatchDelay(t *testing.T) {
for i := range g1.Disposal {
g1.Disposal[i] = DisposalNone
}
- if err := EncodeAll(ioutil.Discard, g1); err == nil {
+ if err := EncodeAll(io.Discard, g1); err == nil {
t.Error("expected error from mismatched disposal and image slice lengths")
}
}
func TestEncodeZeroGIF(t *testing.T) {
- if err := EncodeAll(ioutil.Discard, &GIF{}); err == nil {
+ if err := EncodeAll(io.Discard, &GIF{}); err == nil {
t.Error("expected error from providing empty gif")
}
}
@@ -324,7 +324,7 @@ func TestEncodeAllFramesOutOfBounds(t *testing.T) {
Height: upperBound,
},
}
- err := EncodeAll(ioutil.Discard, g)
+ err := EncodeAll(io.Discard, g)
if upperBound >= 8 {
if err != nil {
t.Errorf("upperBound=%d: %v", upperBound, err)
@@ -430,7 +430,7 @@ func TestEncodeImplicitConfigSize(t *testing.T) {
Image: images,
Delay: make([]int, len(images)),
}
- err := EncodeAll(ioutil.Discard, g)
+ err := EncodeAll(io.Discard, g)
if lowerBound >= 0 {
if err != nil {
t.Errorf("lowerBound=%d: %v", lowerBound, err)
@@ -509,7 +509,7 @@ func TestEncodeBadPalettes(t *testing.T) {
}
}
- err := EncodeAll(ioutil.Discard, &GIF{
+ err := EncodeAll(io.Discard, &GIF{
Image: []*image.Paletted{
image.NewPaletted(image.Rect(0, 0, w, h), pal),
},
@@ -668,7 +668,7 @@ func BenchmarkEncodeRandomPaletted(b *testing.B) {
b.ReportAllocs()
b.ResetTimer()
for i := 0; i < b.N; i++ {
- Encode(ioutil.Discard, paletted, nil)
+ Encode(io.Discard, paletted, nil)
}
}
@@ -691,7 +691,7 @@ func BenchmarkEncodeRandomRGBA(b *testing.B) {
b.ReportAllocs()
b.ResetTimer()
for i := 0; i < b.N; i++ {
- Encode(ioutil.Discard, rgba, nil)
+ Encode(io.Discard, rgba, nil)
}
}
@@ -708,7 +708,7 @@ func BenchmarkEncodeRealisticPaletted(b *testing.B) {
b.ReportAllocs()
b.ResetTimer()
for i := 0; i < b.N; i++ {
- Encode(ioutil.Discard, paletted, nil)
+ Encode(io.Discard, paletted, nil)
}
}
@@ -729,6 +729,6 @@ func BenchmarkEncodeRealisticRGBA(b *testing.B) {
b.ReportAllocs()
b.ResetTimer()
for i := 0; i < b.N; i++ {
- Encode(ioutil.Discard, rgba, nil)
+ Encode(io.Discard, rgba, nil)
}
}
diff --git a/src/image/internal/imageutil/gen.go b/src/image/internal/imageutil/gen.go
index bc85c512f9..36de5dc9cc 100644
--- a/src/image/internal/imageutil/gen.go
+++ b/src/image/internal/imageutil/gen.go
@@ -11,7 +11,6 @@ import (
"flag"
"fmt"
"go/format"
- "io/ioutil"
"log"
"os"
)
@@ -36,7 +35,7 @@ func main() {
if err != nil {
log.Fatal(err)
}
- if err := ioutil.WriteFile("impl.go", out, 0660); err != nil {
+ if err := os.WriteFile("impl.go", out, 0660); err != nil {
log.Fatal(err)
}
}
diff --git a/src/image/jpeg/reader_test.go b/src/image/jpeg/reader_test.go
index 1e2798c945..bf07fadede 100644
--- a/src/image/jpeg/reader_test.go
+++ b/src/image/jpeg/reader_test.go
@@ -11,7 +11,6 @@ import (
"image"
"image/color"
"io"
- "io/ioutil"
"math/rand"
"os"
"strings"
@@ -118,7 +117,7 @@ func (r *eofReader) Read(b []byte) (n int, err error) {
func TestDecodeEOF(t *testing.T) {
// Check that if reader returns final data and EOF at same time, jpeg handles it.
- data, err := ioutil.ReadFile("../testdata/video-001.jpeg")
+ data, err := os.ReadFile("../testdata/video-001.jpeg")
if err != nil {
t.Fatal(err)
}
@@ -189,7 +188,7 @@ func pixString(pix []byte, stride, x, y int) string {
}
func TestTruncatedSOSDataDoesntPanic(t *testing.T) {
- b, err := ioutil.ReadFile("../testdata/video-005.gray.q50.jpeg")
+ b, err := os.ReadFile("../testdata/video-005.gray.q50.jpeg")
if err != nil {
t.Fatal(err)
}
@@ -493,7 +492,7 @@ func TestExtraneousData(t *testing.T) {
}
func benchmarkDecode(b *testing.B, filename string) {
- data, err := ioutil.ReadFile(filename)
+ data, err := os.ReadFile(filename)
if err != nil {
b.Fatal(err)
}
diff --git a/src/image/jpeg/writer_test.go b/src/image/jpeg/writer_test.go
index 3aff742632..abd5e32333 100644
--- a/src/image/jpeg/writer_test.go
+++ b/src/image/jpeg/writer_test.go
@@ -10,7 +10,7 @@ import (
"image"
"image/color"
"image/png"
- "io/ioutil"
+ "io"
"math/rand"
"os"
"testing"
@@ -261,7 +261,7 @@ func BenchmarkEncodeRGBA(b *testing.B) {
b.ResetTimer()
options := &Options{Quality: 90}
for i := 0; i < b.N; i++ {
- Encode(ioutil.Discard, img, options)
+ Encode(io.Discard, img, options)
}
}
@@ -283,6 +283,6 @@ func BenchmarkEncodeYCbCr(b *testing.B) {
b.ResetTimer()
options := &Options{Quality: 90}
for i := 0; i < b.N; i++ {
- Encode(ioutil.Discard, img, options)
+ Encode(io.Discard, img, options)
}
}
diff --git a/src/image/png/reader_test.go b/src/image/png/reader_test.go
index 22c704e5cb..3937685294 100644
--- a/src/image/png/reader_test.go
+++ b/src/image/png/reader_test.go
@@ -11,7 +11,6 @@ import (
"image"
"image/color"
"io"
- "io/ioutil"
"os"
"reflect"
"strings"
@@ -785,7 +784,7 @@ func TestDimensionOverflow(t *testing.T) {
}
func benchmarkDecode(b *testing.B, filename string, bytesPerPixel int) {
- data, err := ioutil.ReadFile(filename)
+ data, err := os.ReadFile(filename)
if err != nil {
b.Fatal(err)
}
diff --git a/src/image/png/writer_test.go b/src/image/png/writer_test.go
index 5d131ff823..47aa861339 100644
--- a/src/image/png/writer_test.go
+++ b/src/image/png/writer_test.go
@@ -12,7 +12,6 @@ import (
"image"
"image/color"
"io"
- "io/ioutil"
"testing"
)
@@ -169,7 +168,7 @@ func TestWriterPaletted(t *testing.T) {
t.Error(err)
return
}
- n, err := io.Copy(ioutil.Discard, r)
+ n, err := io.Copy(io.Discard, r)
if err != nil {
t.Errorf("got error while reading image data: %v", err)
}
@@ -234,7 +233,7 @@ func BenchmarkEncodeGray(b *testing.B) {
b.ReportAllocs()
b.ResetTimer()
for i := 0; i < b.N; i++ {
- Encode(ioutil.Discard, img)
+ Encode(io.Discard, img)
}
}
@@ -259,7 +258,7 @@ func BenchmarkEncodeGrayWithBufferPool(b *testing.B) {
b.ReportAllocs()
b.ResetTimer()
for i := 0; i < b.N; i++ {
- e.Encode(ioutil.Discard, img)
+ e.Encode(io.Discard, img)
}
}
@@ -279,7 +278,7 @@ func BenchmarkEncodeNRGBOpaque(b *testing.B) {
b.ReportAllocs()
b.ResetTimer()
for i := 0; i < b.N; i++ {
- Encode(ioutil.Discard, img)
+ Encode(io.Discard, img)
}
}
@@ -292,7 +291,7 @@ func BenchmarkEncodeNRGBA(b *testing.B) {
b.ReportAllocs()
b.ResetTimer()
for i := 0; i < b.N; i++ {
- Encode(ioutil.Discard, img)
+ Encode(io.Discard, img)
}
}
@@ -305,7 +304,7 @@ func BenchmarkEncodePaletted(b *testing.B) {
b.ReportAllocs()
b.ResetTimer()
for i := 0; i < b.N; i++ {
- Encode(ioutil.Discard, img)
+ Encode(io.Discard, img)
}
}
@@ -325,7 +324,7 @@ func BenchmarkEncodeRGBOpaque(b *testing.B) {
b.ReportAllocs()
b.ResetTimer()
for i := 0; i < b.N; i++ {
- Encode(ioutil.Discard, img)
+ Encode(io.Discard, img)
}
}
@@ -338,6 +337,6 @@ func BenchmarkEncodeRGBA(b *testing.B) {
b.ReportAllocs()
b.ResetTimer()
for i := 0; i < b.N; i++ {
- Encode(ioutil.Discard, img)
+ Encode(io.Discard, img)
}
}