mirror of
https://github.com/xiaoqidun/ofdgo.git
synced 2026-10-29 08:46:55 +08:00
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c51ae86876
commit
7bce701907
3 files changed
+23
-5
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@@ -166,7 +166,7 @@ func (e *Editor) outputSnapshot(ctx context.Context, options WriteOptions) (*Edi
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return &snapshot, nil
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}
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// compressionImageSafety 保护蒙版及其原图和替换图像,不完整的文档结构不参与降采样
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// compressionImageSafety 按当前入口保护蒙版及其原图和替换图像,不完整的文档结构不参与降采样
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// 入参: ctx 取消上下文, images 图片资源
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// 返回: map[string]bool 只能无损处理的资源路径, bool 是否可分析尺寸, error 读取或取消错误
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func (r *Reader) compressionImageSafety(ctx context.Context, images []ImageInfo) (map[string]bool, bool, error) {
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@@ -174,7 +174,11 @@ func (r *Reader) compressionImageSafety(ctx context.Context, images []ImageInfo)
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safe := true
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structured := len(r.OFD.DocBody) != 0
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if structured {
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dependencies, structures, err := r.documentDependencies(ctx, r.DocumentIndex())
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entry, err := r.DocumentRootContext(ctx)
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if err != nil {
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return nil, false, err
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}
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dependencies, structures, err := r.versionDependencies(ctx, entry, nil, nil)
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if err != nil {
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if ctx.Err() != nil {
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return nil, false, ctx.Err()
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@@ -61,6 +61,12 @@ func (r *Reader) compressionImagePlan(ctx context.Context, options CompressionOp
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}
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return nil, nil, err
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}
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if len(catalog) == 0 {
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if document != r {
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document.Close()
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}
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continue
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}
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var demands map[string]image.Point
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masks, geometry, err := document.compressionImageSafety(ctx, catalog)
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if err == nil && geometry {
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+11
-3
@@ -50,6 +50,14 @@ type versionEditGraph struct {
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// 入参: ctx 取消上下文, entry 文档入口, parts 待修改条目, generated 本次自产页面及引用
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// 返回: map[string]bool 引用路径, error 读取、结构或取消错误
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func (r *Reader) versionFileDependencies(ctx context.Context, entry string, parts map[string][]byte, generated map[string]editorGeneratedReferences) (map[string]bool, error) {
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used, _, err := r.versionDependencies(ctx, entry, parts, generated)
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return used, err
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}
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// versionDependencies 从指定入口汇总文件依赖和结构文件,不混入其他版本或读取二进制资源
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// 入参: ctx 取消上下文, entry 文档入口, parts 待修改条目, generated 本次自产页面及引用
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// 返回: map[string]bool 全部依赖, map[string]bool 结构文件, error 读取、结构或取消错误
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func (r *Reader) versionDependencies(ctx context.Context, entry string, parts map[string][]byte, generated map[string]editorGeneratedReferences) (map[string]bool, map[string]bool, error) {
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view := *r
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if len(parts) != 0 {
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view.files = maps.Clone(r.files)
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@@ -70,7 +78,7 @@ func (r *Reader) versionFileDependencies(ctx context.Context, entry string, part
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}
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for len(queue) != 0 {
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if err := ctx.Err(); err != nil {
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return nil, err
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return nil, nil, err
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}
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name := queue[0]
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queue = queue[1:]
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@@ -78,10 +86,10 @@ func (r *Reader) versionFileDependencies(ctx context.Context, entry string, part
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continue
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}
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if err := view.documentFileReferences(ctx, name, false, add); err != nil {
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return nil, err
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return nil, nil, err
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}
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}
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return used, ctx.Err()
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return used, queued, ctx.Err()
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}
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// versionEditGraph 流式建立标准文件依赖图,不保留完整XML节点树或解压后的原包文件
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