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Commit cea8eb6f authored by renovate's avatar renovate
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Update github.com/nfnt/resize commit hash to 83c6a99

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1 merge request!4Update github.com/nfnt/resize commit hash to 83c6a99
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go.mod
+ 1
− 1
View file @ cea8eb6f
......@@ -11,7 +11,7 @@ require (
github.com/google/subcommands v1.2.0
github.com/gorilla/mux v1.6.3-0.20181030152528-3d80bc801bb0
github.com/meskio/epubgo v0.0.0-20160213181628-90dd5d78197f
github.com/nfnt/resize v0.0.0-20160724205520-891127d8d1b5
github.com/nfnt/resize v0.0.0-20180221191011-83c6a9932646
github.com/syndtr/goleveldb v1.0.1-0.20190625010220-02440ea7a285
github.com/tinylib/msgp v1.1.5 // indirect
github.com/willf/bitset v1.1.11 // indirect
......
go.sum
+ 2
− 0
View file @ cea8eb6f
......@@ -101,6 +101,8 @@ github.com/mschoch/smat v0.2.0 h1:8imxQsjDm8yFEAVBe7azKmKSgzSkZXDuKkSq9374khM=
github.com/mschoch/smat v0.2.0/go.mod h1:kc9mz7DoBKqDyiRL7VZN8KvXQMWeTaVnttLRXOlotKw=
github.com/nfnt/resize v0.0.0-20160724205520-891127d8d1b5 h1:BvoENQQU+fZ9uukda/RzCAL/191HHwJA5b13R6diVlY=
github.com/nfnt/resize v0.0.0-20160724205520-891127d8d1b5/go.mod h1:jpp1/29i3P1S/RLdc7JQKbRpFeM1dOBd8T9ki5s+AY8=
github.com/nfnt/resize v0.0.0-20180221191011-83c6a9932646 h1:zYyBkD/k9seD2A7fsi6Oo2LfFZAehjjQMERAvZLEDnQ=
github.com/nfnt/resize v0.0.0-20180221191011-83c6a9932646/go.mod h1:jpp1/29i3P1S/RLdc7JQKbRpFeM1dOBd8T9ki5s+AY8=
github.com/onsi/ginkgo v1.6.0/go.mod h1:lLunBs/Ym6LB5Z9jYTR76FiuTmxDTDusOGeTQH+WWjE=
github.com/onsi/ginkgo v1.7.0 h1:WSHQ+IS43OoUrWtD1/bbclrwK8TTH5hzp+umCiuxHgs=
github.com/onsi/ginkgo v1.7.0/go.mod h1:lLunBs/Ym6LB5Z9jYTR76FiuTmxDTDusOGeTQH+WWjE=
......
vendor/github.com/nfnt/resize/.travis.yml
+ 4
− 4
View file @ cea8eb6f
language: go
go:
- 1.1
- 1.2
- 1.3
- tip
- "1.x"
- "1.1"
- "1.4"
- "1.10"
vendor/github.com/nfnt/resize/README.md
+ 2
− 0
View file @ cea8eb6f
# This package is no longer being updated! Please look for alternatives if that bothers you.
Resize
======
......
vendor/github.com/nfnt/resize/resize.go
+ 6
− 0
View file @ cea8eb6f
......@@ -78,6 +78,7 @@ var blur = 1.0
// If one of the parameters width or height is set to 0, its size will be calculated so that
// the aspect ratio is that of the originating image.
// The resizing algorithm uses channels for parallel computation.
// If the input image has width or height of 0, it is returned unchanged.
func Resize(width, height uint, img image.Image, interp InterpolationFunction) image.Image {
scaleX, scaleY := calcFactors(width, height, float64(img.Bounds().Dx()), float64(img.Bounds().Dy()))
if width == 0 {
......@@ -92,6 +93,11 @@ func Resize(width, height uint, img image.Image, interp InterpolationFunction) i
return img
}
// Input image has no pixels
if img.Bounds().Dx() <= 0 || img.Bounds().Dy() <= 0 {
return img
}
if interp == NearestNeighbor {
return resizeNearest(width, height, scaleX, scaleY, img, interp)
}
......
vendor/github.com/nfnt/resize/ycc.go
+ 275
− 115
View file @ cea8eb6f
......@@ -88,140 +88,300 @@ func newYCC(r image.Rectangle, s image.YCbCrSubsampleRatio) *ycc {
return &ycc{Pix: buf, Stride: 3 * w, Rect: r, SubsampleRatio: s}
}
// Copy of image.YCbCrSubsampleRatio constants - this allows us to support
// older versions of Go where these constants are not defined (i.e. Go 1.4)
const (
ycbcrSubsampleRatio444 image.YCbCrSubsampleRatio = iota
ycbcrSubsampleRatio422
ycbcrSubsampleRatio420
ycbcrSubsampleRatio440
ycbcrSubsampleRatio411
ycbcrSubsampleRatio410
)
// YCbCr converts ycc to a YCbCr image with the same subsample ratio
// as the YCbCr image that ycc was generated from.
func (p *ycc) YCbCr() *image.YCbCr {
ycbcr := image.NewYCbCr(p.Rect, p.SubsampleRatio)
switch ycbcr.SubsampleRatio {
case ycbcrSubsampleRatio422:
return p.ycbcr422(ycbcr)
case ycbcrSubsampleRatio420:
return p.ycbcr420(ycbcr)
case ycbcrSubsampleRatio440:
return p.ycbcr440(ycbcr)
case ycbcrSubsampleRatio444:
return p.ycbcr444(ycbcr)
case ycbcrSubsampleRatio411:
return p.ycbcr411(ycbcr)
case ycbcrSubsampleRatio410:
return p.ycbcr410(ycbcr)
}
return ycbcr
}
// imageYCbCrToYCC converts a YCbCr image to a ycc image for resizing.
func imageYCbCrToYCC(in *image.YCbCr) *ycc {
w, h := in.Rect.Dx(), in.Rect.Dy()
p := ycc{
Pix: make([]uint8, 3*w*h),
Stride: 3 * w,
Rect: image.Rect(0, 0, w, h),
SubsampleRatio: in.SubsampleRatio,
}
switch in.SubsampleRatio {
case ycbcrSubsampleRatio422:
return convertToYCC422(in, &p)
case ycbcrSubsampleRatio420:
return convertToYCC420(in, &p)
case ycbcrSubsampleRatio440:
return convertToYCC440(in, &p)
case ycbcrSubsampleRatio444:
return convertToYCC444(in, &p)
case ycbcrSubsampleRatio411:
return convertToYCC411(in, &p)
case ycbcrSubsampleRatio410:
return convertToYCC410(in, &p)
}
return &p
}
func (p *ycc) ycbcr422(ycbcr *image.YCbCr) *image.YCbCr {
var off int
Pix := p.Pix
Y := ycbcr.Y
Cb := ycbcr.Cb
Cr := ycbcr.Cr
for y := 0; y < ycbcr.Rect.Max.Y-ycbcr.Rect.Min.Y; y++ {
yy := y * ycbcr.YStride
cy := y * ycbcr.CStride
for x := 0; x < ycbcr.Rect.Max.X-ycbcr.Rect.Min.X; x++ {
ci := cy + x/2
Y[yy+x] = Pix[off+0]
Cb[ci] = Pix[off+1]
Cr[ci] = Pix[off+2]
off += 3
}
}
return ycbcr
}
switch ycbcr.SubsampleRatio {
case image.YCbCrSubsampleRatio422:
for y := ycbcr.Rect.Min.Y; y < ycbcr.Rect.Max.Y; y++ {
yy := (y - ycbcr.Rect.Min.Y) * ycbcr.YStride
cy := (y - ycbcr.Rect.Min.Y) * ycbcr.CStride
for x := ycbcr.Rect.Min.X; x < ycbcr.Rect.Max.X; x++ {
xx := (x - ycbcr.Rect.Min.X)
yi := yy + xx
ci := cy + xx/2
ycbcr.Y[yi] = p.Pix[off+0]
ycbcr.Cb[ci] = p.Pix[off+1]
ycbcr.Cr[ci] = p.Pix[off+2]
off += 3
}
func (p *ycc) ycbcr420(ycbcr *image.YCbCr) *image.YCbCr {
var off int
Pix := p.Pix
Y := ycbcr.Y
Cb := ycbcr.Cb
Cr := ycbcr.Cr
for y := 0; y < ycbcr.Rect.Max.Y-ycbcr.Rect.Min.Y; y++ {
yy := y * ycbcr.YStride
cy := (y / 2) * ycbcr.CStride
for x := 0; x < ycbcr.Rect.Max.X-ycbcr.Rect.Min.X; x++ {
ci := cy + x/2
Y[yy+x] = Pix[off+0]
Cb[ci] = Pix[off+1]
Cr[ci] = Pix[off+2]
off += 3
}
case image.YCbCrSubsampleRatio420:
for y := ycbcr.Rect.Min.Y; y < ycbcr.Rect.Max.Y; y++ {
yy := (y - ycbcr.Rect.Min.Y) * ycbcr.YStride
cy := (y/2 - ycbcr.Rect.Min.Y/2) * ycbcr.CStride
for x := ycbcr.Rect.Min.X; x < ycbcr.Rect.Max.X; x++ {
xx := (x - ycbcr.Rect.Min.X)
yi := yy + xx
ci := cy + xx/2
ycbcr.Y[yi] = p.Pix[off+0]
ycbcr.Cb[ci] = p.Pix[off+1]
ycbcr.Cr[ci] = p.Pix[off+2]
off += 3
}
}
return ycbcr
}
func (p *ycc) ycbcr440(ycbcr *image.YCbCr) *image.YCbCr {
var off int
Pix := p.Pix
Y := ycbcr.Y
Cb := ycbcr.Cb
Cr := ycbcr.Cr
for y := 0; y < ycbcr.Rect.Max.Y-ycbcr.Rect.Min.Y; y++ {
yy := y * ycbcr.YStride
cy := (y / 2) * ycbcr.CStride
for x := 0; x < ycbcr.Rect.Max.X-ycbcr.Rect.Min.X; x++ {
ci := cy + x
Y[yy+x] = Pix[off+0]
Cb[ci] = Pix[off+1]
Cr[ci] = Pix[off+2]
off += 3
}
case image.YCbCrSubsampleRatio440:
for y := ycbcr.Rect.Min.Y; y < ycbcr.Rect.Max.Y; y++ {
yy := (y - ycbcr.Rect.Min.Y) * ycbcr.YStride
cy := (y/2 - ycbcr.Rect.Min.Y/2) * ycbcr.CStride
for x := ycbcr.Rect.Min.X; x < ycbcr.Rect.Max.X; x++ {
xx := (x - ycbcr.Rect.Min.X)
yi := yy + xx
ci := cy + xx
ycbcr.Y[yi] = p.Pix[off+0]
ycbcr.Cb[ci] = p.Pix[off+1]
ycbcr.Cr[ci] = p.Pix[off+2]
off += 3
}
}
return ycbcr
}
func (p *ycc) ycbcr444(ycbcr *image.YCbCr) *image.YCbCr {
var off int
Pix := p.Pix
Y := ycbcr.Y
Cb := ycbcr.Cb
Cr := ycbcr.Cr
for y := 0; y < ycbcr.Rect.Max.Y-ycbcr.Rect.Min.Y; y++ {
yy := y * ycbcr.YStride
cy := y * ycbcr.CStride
for x := 0; x < ycbcr.Rect.Max.X-ycbcr.Rect.Min.X; x++ {
ci := cy + x
Y[yy+x] = Pix[off+0]
Cb[ci] = Pix[off+1]
Cr[ci] = Pix[off+2]
off += 3
}
}
return ycbcr
}
func (p *ycc) ycbcr411(ycbcr *image.YCbCr) *image.YCbCr {
var off int
Pix := p.Pix
Y := ycbcr.Y
Cb := ycbcr.Cb
Cr := ycbcr.Cr
for y := 0; y < ycbcr.Rect.Max.Y-ycbcr.Rect.Min.Y; y++ {
yy := y * ycbcr.YStride
cy := y * ycbcr.CStride
for x := 0; x < ycbcr.Rect.Max.X-ycbcr.Rect.Min.X; x++ {
ci := cy + x/4
Y[yy+x] = Pix[off+0]
Cb[ci] = Pix[off+1]
Cr[ci] = Pix[off+2]
off += 3
}
default:
// Default to 4:4:4 subsampling.
for y := ycbcr.Rect.Min.Y; y < ycbcr.Rect.Max.Y; y++ {
yy := (y - ycbcr.Rect.Min.Y) * ycbcr.YStride
cy := (y - ycbcr.Rect.Min.Y) * ycbcr.CStride
for x := ycbcr.Rect.Min.X; x < ycbcr.Rect.Max.X; x++ {
xx := (x - ycbcr.Rect.Min.X)
yi := yy + xx
ci := cy + xx
ycbcr.Y[yi] = p.Pix[off+0]
ycbcr.Cb[ci] = p.Pix[off+1]
ycbcr.Cr[ci] = p.Pix[off+2]
off += 3
}
}
return ycbcr
}
func (p *ycc) ycbcr410(ycbcr *image.YCbCr) *image.YCbCr {
var off int
Pix := p.Pix
Y := ycbcr.Y
Cb := ycbcr.Cb
Cr := ycbcr.Cr
for y := 0; y < ycbcr.Rect.Max.Y-ycbcr.Rect.Min.Y; y++ {
yy := y * ycbcr.YStride
cy := (y / 2) * ycbcr.CStride
for x := 0; x < ycbcr.Rect.Max.X-ycbcr.Rect.Min.X; x++ {
ci := cy + x/4
Y[yy+x] = Pix[off+0]
Cb[ci] = Pix[off+1]
Cr[ci] = Pix[off+2]
off += 3
}
}
return ycbcr
}
// imageYCbCrToYCC converts a YCbCr image to a ycc image for resizing.
func imageYCbCrToYCC(in *image.YCbCr) *ycc {
w, h := in.Rect.Dx(), in.Rect.Dy()
r := image.Rect(0, 0, w, h)
buf := make([]uint8, 3*w*h)
p := ycc{Pix: buf, Stride: 3 * w, Rect: r, SubsampleRatio: in.SubsampleRatio}
func convertToYCC422(in *image.YCbCr, p *ycc) *ycc {
var off int
Pix := p.Pix
Y := in.Y
Cb := in.Cb
Cr := in.Cr
for y := 0; y < in.Rect.Max.Y-in.Rect.Min.Y; y++ {
yy := y * in.YStride
cy := y * in.CStride
for x := 0; x < in.Rect.Max.X-in.Rect.Min.X; x++ {
ci := cy + x/2
Pix[off+0] = Y[yy+x]
Pix[off+1] = Cb[ci]
Pix[off+2] = Cr[ci]
off += 3
}
}
return p
}
switch in.SubsampleRatio {
case image.YCbCrSubsampleRatio422:
for y := in.Rect.Min.Y; y < in.Rect.Max.Y; y++ {
yy := (y - in.Rect.Min.Y) * in.YStride
cy := (y - in.Rect.Min.Y) * in.CStride
for x := in.Rect.Min.X; x < in.Rect.Max.X; x++ {
xx := (x - in.Rect.Min.X)
yi := yy + xx
ci := cy + xx/2
p.Pix[off+0] = in.Y[yi]
p.Pix[off+1] = in.Cb[ci]
p.Pix[off+2] = in.Cr[ci]
off += 3
}
func convertToYCC420(in *image.YCbCr, p *ycc) *ycc {
var off int
Pix := p.Pix
Y := in.Y
Cb := in.Cb
Cr := in.Cr
for y := 0; y < in.Rect.Max.Y-in.Rect.Min.Y; y++ {
yy := y * in.YStride
cy := (y / 2) * in.CStride
for x := 0; x < in.Rect.Max.X-in.Rect.Min.X; x++ {
ci := cy + x/2
Pix[off+0] = Y[yy+x]
Pix[off+1] = Cb[ci]
Pix[off+2] = Cr[ci]
off += 3
}
case image.YCbCrSubsampleRatio420:
for y := in.Rect.Min.Y; y < in.Rect.Max.Y; y++ {
yy := (y - in.Rect.Min.Y) * in.YStride
cy := (y/2 - in.Rect.Min.Y/2) * in.CStride
for x := in.Rect.Min.X; x < in.Rect.Max.X; x++ {
xx := (x - in.Rect.Min.X)
yi := yy + xx
ci := cy + xx/2
p.Pix[off+0] = in.Y[yi]
p.Pix[off+1] = in.Cb[ci]
p.Pix[off+2] = in.Cr[ci]
off += 3
}
}
return p
}
func convertToYCC440(in *image.YCbCr, p *ycc) *ycc {
var off int
Pix := p.Pix
Y := in.Y
Cb := in.Cb
Cr := in.Cr
for y := 0; y < in.Rect.Max.Y-in.Rect.Min.Y; y++ {
yy := y * in.YStride
cy := (y / 2) * in.CStride
for x := 0; x < in.Rect.Max.X-in.Rect.Min.X; x++ {
ci := cy + x
Pix[off+0] = Y[yy+x]
Pix[off+1] = Cb[ci]
Pix[off+2] = Cr[ci]
off += 3
}
case image.YCbCrSubsampleRatio440:
for y := in.Rect.Min.Y; y < in.Rect.Max.Y; y++ {
yy := (y - in.Rect.Min.Y) * in.YStride
cy := (y/2 - in.Rect.Min.Y/2) * in.CStride
for x := in.Rect.Min.X; x < in.Rect.Max.X; x++ {
xx := (x - in.Rect.Min.X)
yi := yy + xx
ci := cy + xx
p.Pix[off+0] = in.Y[yi]
p.Pix[off+1] = in.Cb[ci]
p.Pix[off+2] = in.Cr[ci]
off += 3
}
}
return p
}
func convertToYCC444(in *image.YCbCr, p *ycc) *ycc {
var off int
Pix := p.Pix
Y := in.Y
Cb := in.Cb
Cr := in.Cr
for y := 0; y < in.Rect.Max.Y-in.Rect.Min.Y; y++ {
yy := y * in.YStride
cy := y * in.CStride
for x := 0; x < in.Rect.Max.X-in.Rect.Min.X; x++ {
ci := cy + x
Pix[off+0] = Y[yy+x]
Pix[off+1] = Cb[ci]
Pix[off+2] = Cr[ci]
off += 3
}
default:
// Default to 4:4:4 subsampling.
for y := in.Rect.Min.Y; y < in.Rect.Max.Y; y++ {
yy := (y - in.Rect.Min.Y) * in.YStride
cy := (y - in.Rect.Min.Y) * in.CStride
for x := in.Rect.Min.X; x < in.Rect.Max.X; x++ {
xx := (x - in.Rect.Min.X)
yi := yy + xx
ci := cy + xx
p.Pix[off+0] = in.Y[yi]
p.Pix[off+1] = in.Cb[ci]
p.Pix[off+2] = in.Cr[ci]
off += 3
}
}
return p
}
func convertToYCC411(in *image.YCbCr, p *ycc) *ycc {
var off int
Pix := p.Pix
Y := in.Y
Cb := in.Cb
Cr := in.Cr
for y := 0; y < in.Rect.Max.Y-in.Rect.Min.Y; y++ {
yy := y * in.YStride
cy := y * in.CStride
for x := 0; x < in.Rect.Max.X-in.Rect.Min.X; x++ {
ci := cy + x/4
Pix[off+0] = Y[yy+x]
Pix[off+1] = Cb[ci]
Pix[off+2] = Cr[ci]
off += 3
}
}
return &p
return p
}
func convertToYCC410(in *image.YCbCr, p *ycc) *ycc {
var off int
Pix := p.Pix
Y := in.Y
Cb := in.Cb
Cr := in.Cr
for y := 0; y < in.Rect.Max.Y-in.Rect.Min.Y; y++ {
yy := y * in.YStride
cy := (y / 2) * in.CStride
for x := 0; x < in.Rect.Max.X-in.Rect.Min.X; x++ {
ci := cy + x/4
Pix[off+0] = Y[yy+x]
Pix[off+1] = Cb[ci]
Pix[off+2] = Cr[ci]
off += 3
}
}
return p
}
vendor/modules.txt
+ 1
− 1
View file @ cea8eb6f
......@@ -93,7 +93,7 @@ github.com/gorilla/mux
github.com/meskio/epubgo
# github.com/mschoch/smat v0.2.0
github.com/mschoch/smat
# github.com/nfnt/resize v0.0.0-20160724205520-891127d8d1b5
# github.com/nfnt/resize v0.0.0-20180221191011-83c6a9932646
## explicit
github.com/nfnt/resize
# github.com/philhofer/fwd v1.1.1
......
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