bump Golang to 1.23

Author: aler9

.github/workflows/lint.yml

@@ -15,11 +15,11 @@ jobs:
 
     - uses: actions/setup-go@v3
       with:
-        go-version: "1.22"
+        go-version: "1.23"
 
     - uses: golangci/golangci-lint-action@v3
       with:
-        version: v1.59.1
+        version: v1.61.0
 
   go-mod-tidy:
     runs-on: ubuntu-22.04
@@ -29,7 +29,7 @@ jobs:
 
     - uses: actions/setup-go@v3
       with:
-        go-version: "1.22"
+        go-version: "1.23"
 
     - run: |
         go mod tidy

.github/workflows/test.yml

@@ -11,7 +11,7 @@ jobs:
     runs-on: ubuntu-22.04
     strategy:
       matrix:
-        go: ["1.20", "1.21", "1.22"]
+        go: ["1.21", "1.22", "1.23"]
 
     steps:
     - uses: actions/checkout@v4
@@ -24,7 +24,7 @@ jobs:
 
     - run: make test-nodocker
 
-    - if: matrix.go == '1.22'
+    - if: matrix.go == '1.23'
       uses: codecov/codecov-action@v3
       with:
         token: ${{ secrets.CODECOV_TOKEN }}

Makefile

@@ -1,5 +1,5 @@
-BASE_IMAGE = golang:1.22-alpine3.18
-LINT_IMAGE = golangci/golangci-lint:v1.59.1
+BASE_IMAGE = golang:1.23-alpine3.20
+LINT_IMAGE = golangci/golangci-lint:v1.61.0
 
 .PHONY: $(shell ls)
 

go.mod

@@ -1,6 +1,6 @@
 module github.com/bluenviron/mediacommon
 
-go 1.20
+go 1.21
 
 require (
 	github.com/abema/go-mp4 v1.2.0

pkg/codecs/h264/dts_extractor2.go

@@ -65,10 +65,10 @@ func getPictureOrderCount(buf []byte, sps *SPS, idr bool) (uint32, error) {
 }
 
 func getPictureOrderCountDiff(a uint32, b uint32, sps *SPS) int32 {
-	max := uint32(1 << (sps.Log2MaxPicOrderCntLsbMinus4 + 4))
-	d := (a - b) & (max - 1)
-	if d > (max / 2) {
-		return int32(d) - int32(max)
+	maxVal := uint32(1 << (sps.Log2MaxPicOrderCntLsbMinus4 + 4))
+	d := (a - b) & (maxVal - 1)
+	if d > (maxVal / 2) {
+		return int32(d) - int32(maxVal)
 	}
 	return int32(d)
 }

pkg/codecs/h265/sps.go

@@ -27,13 +27,6 @@ var subHeightC = []uint32{
 	1,
 }
 
-func min(a, b int) int {
-	if a < b {
-		return a
-	}
-	return b
-}
-
 // SPS_ScalingListData is a scaling list data.
 type SPS_ScalingListData struct { //nolint:revive
 	ScalingListPredModeFlag      [4][6]bool