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@CloudlessMoon CloudlessMoon commented Sep 29, 2025

storeImage时,需要获取context中的SDWebImageContextImageCoder

Summary by CodeRabbit

  • Refactor

    • Switched image encoding to a context-aware approach with a safe fallback, allowing per-request encoder selection without changing the public API.
  • Bug Fixes

    • Improved reliability of image encoding by gracefully handling cases where a custom encoder isn’t provided, reducing potential errors and crashes.
  • New Features

    • Added runtime configurability for image encoding, improving compatibility with custom image encoders.

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coderabbitai bot commented Sep 29, 2025

Walkthrough

Replaces the fixed use of SDImageCodersManager for image encoding with a context-resolved coder (via SDWebImageContextImageCoder), falling back to the shared manager when absent, and calling encodedDataWithImage:format:options:. Public API remains unchanged.

Changes

Cohort / File(s) Summary of edits
Image encoding path adjustment
SDWebImage/Core/SDImageCache.m
Use coder from context key SDWebImageContextImageCoder, fallback to [SDImageCodersManager sharedManager], and invoke encodedDataWithImage:format:options:. Replaces previous direct call to the shared manager; control flow now context-driven. No public declarations changed.

Sequence Diagram(s)

sequenceDiagram
  autonumber
  participant Caller
  participant SDImageCache
  participant Context
  participant ImageCoder as ImageCoder (context or shared)

  Caller->>SDImageCache: store image (image, format, options, context)
  SDImageCache->>Context: lookup SDWebImageContextImageCoder
  alt Coder provided in context
    Context-->>SDImageCache: custom coder
  else No coder in context
    SDImageCache->>ImageCoder: use SDImageCodersManager.shared
  end
  SDImageCache->>ImageCoder: encodedDataWithImage(image, format, options)
  ImageCoder-->>SDImageCache: encoded data
  SDImageCache-->>Caller: completion with encoded data
Loading

Estimated code review effort

🎯 2 (Simple) | ⏱️ ~10 minutes

Poem

A nibble of bytes, a hop through the cache,
I sniff the context—choose a coder in a flash.
If none is found, I bounce to shared ground,
Encode with a thump, my paws don’t pound.
Carrot-shaped bits, neatly aligned—
Cache dreams saved, and perfectly signed. 🥕🐇

Pre-merge checks and finishing touches

✅ Passed checks (3 passed)
Check name Status Explanation
Description Check ✅ Passed Check skipped - CodeRabbit’s high-level summary is enabled.
Title Check ✅ Passed The title clearly conveys the pull request’s main change of fetching SDWebImageContextImageCoder from the provided context during the storeImage operation in a concise and direct manner. It accurately reflects the key functional update without extraneous detail or ambiguous phrasing. This specificity allows teammates to instantly grasp the purpose of the change.
Docstring Coverage ✅ Passed No functions found in the changes. Docstring coverage check skipped.
✨ Finishing touches
🧪 Generate unit tests
  • Create PR with unit tests
  • Post copyable unit tests in a comment

📜 Recent review details

Configuration used: CodeRabbit UI

Review profile: CHILL

Plan: Pro

📥 Commits

Reviewing files that changed from the base of the PR and between 34cf242 and b4c51fe.

📒 Files selected for processing (1)
  • SDWebImage/Core/SDImageCache.m (1 hunks)
⏰ Context from checks skipped due to timeout of 90000ms. You can increase the timeout in your CodeRabbit configuration to a maximum of 15 minutes (900000ms). (2)
  • GitHub Check: Unit Test (macOS)
  • GitHub Check: Build Library
🔇 Additional comments (1)
SDWebImage/Core/SDImageCache.m (1)

282-286: Honoring context-specified coder looks solid.

The new lookup cleanly respects a custom coder in the context while keeping the shared manager as a fallback, so store paths now mirror decode behavior without changing existing defaults. Looks good.

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@dreampiggy dreampiggy merged commit f8bd0c0 into SDWebImage:master Sep 29, 2025
3 of 8 checks passed
@dreampiggy dreampiggy added this to the 5.21.3 milestone Sep 29, 2025
@dreampiggy dreampiggy changed the title storeImage时,需要获取context中的SDWebImageContextImageCoder Switched image encoding to a context-aware approach with a safe fallback, allowing per-request encoder selection without changing the public API. Sep 29, 2025
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2 participants