mirror of
https://github.com/hanzoai/goexif.git
synced 2026-11-03 00:05:56 +00:00
zeekay
d33d109e0a
- create go.mod (deleted upstream at v1.0.3) with module github.com/hanzoai/goexif, go 1.21 - rewrite all internal self-imports (exif/tiff/mknote/exifstat/tests/regen) to hanzoai path - update README import-path/install references - pure stdlib, zero external deps; go build/vet/test all pass
92 lines
1.7 KiB
Go
92 lines
1.7 KiB
Go
// +build ignore
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package main
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import (
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"flag"
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"fmt"
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"io"
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"log"
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"os"
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"path/filepath"
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"sort"
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"strings"
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"github.com/hanzoai/goexif/exif"
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"github.com/hanzoai/goexif/tiff"
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)
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func main() {
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flag.Parse()
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fname := flag.Arg(0)
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dst, err := os.Create(fname)
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if err != nil {
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log.Fatal(err)
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}
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defer dst.Close()
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dir, err := os.Open("samples")
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if err != nil {
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log.Fatal(err)
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}
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defer dir.Close()
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names, err := dir.Readdirnames(0)
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if err != nil {
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log.Fatal(err)
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}
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sort.Strings(names)
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for i, name := range names {
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names[i] = filepath.Join("samples", name)
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}
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makeExpected(names, dst)
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}
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func makeExpected(files []string, w io.Writer) {
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fmt.Fprintf(w, "package exif\n\n")
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fmt.Fprintf(w, "var regressExpected = map[string]map[FieldName]string{\n")
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for _, name := range files {
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if !strings.HasSuffix(name, ".jpg") {
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continue
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}
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f, err := os.Open(name)
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if err != nil {
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continue
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}
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x, err := exif.Decode(f)
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if err != nil {
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f.Close()
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continue
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}
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var items []string
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x.Walk(walkFunc(func(name exif.FieldName, tag *tiff.Tag) error {
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if strings.HasPrefix(string(name), exif.UnknownPrefix) {
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items = append(items, fmt.Sprintf("\"%v\": `%v`,\n", name, tag.String()))
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} else {
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items = append(items, fmt.Sprintf("%v: `%v`,\n", name, tag.String()))
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}
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return nil
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}))
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sort.Strings(items)
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fmt.Fprintf(w, "\"%v\": map[FieldName]string{\n", filepath.Base(name))
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for _, item := range items {
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fmt.Fprint(w, item)
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}
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fmt.Fprintf(w, "},\n")
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f.Close()
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}
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fmt.Fprintf(w, "}")
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}
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type walkFunc func(exif.FieldName, *tiff.Tag) error
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func (f walkFunc) Walk(name exif.FieldName, tag *tiff.Tag) error {
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return f(name, tag)
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}
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