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Some mini changes

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This commit is contained in:
localhost_frssoft 2023-01-07 01:38:45 +03:00
parent fe1404de80
commit 264931d574
5 changed files with 10 additions and 15 deletions
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3
README.md
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@ -1,6 +1,9 @@
Compy Compy
===== =====
Forked from upstream: https://github.com/barnacs/compy
Main changes in this fork/branch is maximum of compression by default (worst quality)
Compy is an HTTP/HTTPS forward proxy with content compression/transcoding capabilities. Compy is an HTTP/HTTPS forward proxy with content compression/transcoding capabilities.
One use case is to reduce bandwidth usage when browsing on limited mobile broadband connection. One use case is to reduce bandwidth usage when browsing on limited mobile broadband connection.

2
transcoder/gif.go
View file

@ -17,7 +17,7 @@ func (t *Gif) Transcode(w *proxy.ResponseWriter, r *proxy.ResponseReader, header
if SupportsWebP(headers) { if SupportsWebP(headers) {
w.Header().Set("Content-Type", "image/webp") w.Header().Set("Content-Type", "image/webp")
options := webp.Options{ options := webp.Options{
Lossless: true, Lossless: false,
} }
if err = webp.Encode(w, img, &options); err != nil { if err = webp.Encode(w, img, &options); err != nil {
return err return err

12
transcoder/jpeg.go
View file

@ -5,7 +5,6 @@ import (
"github.com/chai2010/webp" "github.com/chai2010/webp"
"github.com/pixiv/go-libjpeg/jpeg" "github.com/pixiv/go-libjpeg/jpeg"
"net/http" "net/http"
"strconv"
) )
type Jpeg struct { type Jpeg struct {
@ -30,20 +29,13 @@ func (t *Jpeg) Transcode(w *proxy.ResponseWriter, r *proxy.ResponseReader, heade
} }
encOptions := t.encOptions encOptions := t.encOptions
qualityString := headers.Get("X-Compy-Quality") encOptions.Quality = 70
if qualityString != "" {
if quality, err := strconv.Atoi(qualityString); err != nil {
return err
} else {
encOptions.Quality = quality
}
}
if SupportsWebP(headers) { if SupportsWebP(headers) {
w.Header().Set("Content-Type", "image/webp") w.Header().Set("Content-Type", "image/webp")
options := webp.Options{ options := webp.Options{
Lossless: false, Lossless: false,
Quality: float32(encOptions.Quality), Quality: float32(encOptions.Quality - 20),
} }
if err = webp.Encode(w, img, &options); err != nil { if err = webp.Encode(w, img, &options); err != nil {
return err return err

2
transcoder/png.go
View file

@ -18,7 +18,7 @@ func (t *Png) Transcode(w *proxy.ResponseWriter, r *proxy.ResponseReader, header
if SupportsWebP(headers) { if SupportsWebP(headers) {
w.Header().Set("Content-Type", "image/webp") w.Header().Set("Content-Type", "image/webp")
options := webp.Options{ options := webp.Options{
Lossless: true, Lossless: false,
} }
if err = webp.Encode(w, img, &options); err != nil { if err = webp.Encode(w, img, &options); err != nil {
return err return err

6
transcoder/zip.go
View file

@ -51,13 +51,13 @@ func (t *Zip) Transcode(w *proxy.ResponseWriter, r *proxy.ResponseReader, header
if shouldBrotli && compress(r) { if shouldBrotli && compress(r) {
params := brotlienc.NewBrotliParams() params := brotlienc.NewBrotliParams()
params.SetQuality(t.BrotliCompressionLevel) params.SetQuality(11)
brw := brotlienc.NewBrotliWriter(params, w.Writer) brw := brotlienc.NewBrotliWriter(params, w.Writer)
defer brw.Close() defer brw.Close()
w.Writer = brw w.Writer = brw
w.Header().Set("Content-Encoding", "br") w.Header().Set("Content-Encoding", "br")
} else if shouldGzip && compress(r) { } else if shouldGzip && compress(r) {
gzw, err := gzip.NewWriterLevel(w.Writer, t.GzipCompressionLevel) gzw, err := gzip.NewWriterLevel(w.Writer, 9)
if err != nil { if err != nil {
return err return err
} }
@ -69,5 +69,5 @@ func (t *Zip) Transcode(w *proxy.ResponseWriter, r *proxy.ResponseReader, header
} }
func compress(r *proxy.ResponseReader) bool { func compress(r *proxy.ResponseReader) bool {
return r.Header().Get("Content-Encoding") == "" return true // Always compression
} }