eliott/ladybird
1
0
Fork 0
mirror of https://github.com/LadybirdBrowser/ladybird synced 2026-04-28 10:37:17 +02:00
Code Issues Packages Projects Releases Wiki Activity

LibGfx/JBIG2: Tweak decode_immediate_generic_region()

Browse Source 
Set context only for non-MMR.

No behavior change.
This commit is contained in:
Nico Weber
2024-04-02 21:52:10 -07:00
committed by Andreas Kling
parent de6507ef94
commit 825b4d4e94
Notes: sideshowbarker 2024-07-17 01:10:58 +09:00 
Author: https://github.com/nico
Commit: https://github.com/SerenityOS/serenity/commit/825b4d4e94
Pull-request: https://github.com/SerenityOS/serenity/pull/23864
1 changed files with 3 additions and 1 deletions
Download Patch File Download Diff File Expand all files Collapse all files

4
Userland/Libraries/LibGfx/ImageFormats/JBIG2Loader.cpp
View File

@@ -2096,9 +2096,11 @@ static ErrorOr<void> decode_immediate_generic_region(JBIG2LoadingContext& contex
// 7.4.6.4 Decoding a generic region segment
// "1) Interpret its header, as described in 7.4.6.1"
// Done above.
// "2) As described in E.3.7, reset all the arithmetic coding statistics to zero."
Vector<JBIG2::ArithmeticDecoder::Context> contexts;
contexts.resize(1 << number_of_context_bits_for_template(arithmetic_coding_template));
if (!uses_mmr)
contexts.resize(1 << number_of_context_bits_for_template(arithmetic_coding_template));
// "3) Invoke the generic region decoding procedure described in 6.2, with the parameters to the generic region decoding procedure set as shown in Table 37."
GenericRegionDecodingInputParameters inputs;