(img *vips.Image)
| 48 | } |
| 49 | |
| 50 | func stripXMP(img *vips.Image) []byte { |
| 51 | xmpData, err := img.GetBlob("xmp-data") |
| 52 | if err != nil || len(xmpData) == 0 { |
| 53 | return nil |
| 54 | } |
| 55 | |
| 56 | xmpDoc, err := xmp.Read(bytes.NewReader(xmpData)) |
| 57 | if err != nil { |
| 58 | return nil |
| 59 | } |
| 60 | |
| 61 | namespaces := xmpDoc.Namespaces() |
| 62 | filteredNs := namespaces[:0] |
| 63 | |
| 64 | for _, ns := range namespaces { |
| 65 | if ns.Name == "dc" || ns.Name == "xmpRights" || ns.Name == "cc" { |
| 66 | filteredNs = append(filteredNs, ns) |
| 67 | } |
| 68 | } |
| 69 | xmpDoc.FilterNamespaces(filteredNs) |
| 70 | |
| 71 | nodes := xmpDoc.Nodes() |
| 72 | for _, n := range nodes { |
| 73 | if n.Name() == "dc" { |
| 74 | filteredNodes := n.Nodes[:0] |
| 75 | for _, nn := range n.Nodes { |
| 76 | name := nn.Name() |
| 77 | if name == "rights" || name == "contributor" || name == "creator" || name == "publisher" { |
| 78 | filteredNodes = append(filteredNodes, nn) |
| 79 | } |
| 80 | } |
| 81 | n.Nodes = filteredNodes |
| 82 | |
| 83 | filteredAttrs := n.Attr[:0] |
| 84 | for _, a := range n.Attr { |
| 85 | name := a.Name.Local |
| 86 | if name == "dc:rights" || name == "dc:contributor" || name == "dc:creator" || name == "dc:publisher" { |
| 87 | filteredAttrs = append(filteredAttrs, a) |
| 88 | } |
| 89 | } |
| 90 | n.Attr = filteredAttrs |
| 91 | } |
| 92 | } |
| 93 | |
| 94 | if len(xmpDoc.Nodes()) == 0 { |
| 95 | return nil |
| 96 | } |
| 97 | |
| 98 | xmpData, err = xmp.Marshal(xmpDoc) |
| 99 | if err != nil { |
| 100 | return nil |
| 101 | } |
| 102 | |
| 103 | return xmpData |
| 104 | } |
| 105 | |
| 106 | func (p *Processor) stripMetadata(c *Context) error { |
| 107 | if !c.PO.StripMetadata() { |
no test coverage detected