Bug 160690 - Animated GIF completely invisible in Edit mode (GIF has alpha-transparency)
Summary: Animated GIF completely invisible in Edit mode (GIF has alpha-transparency)
Status: NEW
Alias: None
Product: LibreOffice
Classification: Unclassified
Component: Impress (show other bugs)
Version:
(earliest affected)
24.8.0.0 alpha0+ Master
Hardware: All All
: medium normal
Assignee: Not Assigned
URL:
Whiteboard:
Keywords: bibisectRequest, regression
Depends on:
Blocks:
 
Reported: 2024-04-16 10:13 UTC by Gerald Pfeifer
Modified: 2024-04-16 20:30 UTC (History)
2 users (show)

See Also:
Crash report or crash signature:


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Description Gerald Pfeifer 2024-04-16 10:13:32 UTC
1. Open attachment #170672 [details] from bug #141213
2. In the center of the slide there is an animated GIF
   which is completely invisible in edit mode.
3. Enter presentation mode and you'll see the animated GIF
   (with 24.2 and 24.8).

Version: 24.8.0.0.alpha0+ (X86_64) / LibreOffice Community
Build ID: 1dc92b9e9951ef118d2d823d54f9a022c2e41a27
CPU threads: 12; OS: Linux 6.8; UI render: default; VCL: gtk3
Locale: en-US (en_US.UTF-8); UI: en-US


This is a regression, the GIF is shown in edit mode in

  Version: 7.6.7.0.0+ (X86_64) / LibreOffice Community
  Build ID: 88f6a250076eb2a825084c84193b84f3b94ce112
  CPU threads: 12; OS: Linux 6.8; UI render: default; VCL: gtk3
  Locale: en-US (en_US.UTF-8); UI: en-US


(Between 7.6 and 24.2 there was a transition 

  commit 81994cb2b8b32453a92bcb011830fcb884f22ff3
  Date:   Fri Apr 16 20:33:10 2021 +0200

    Convert internal vcl bitmap formats transparency->alpha (II)

which caused half a dozen or so regressions; maybe it fixed bug #141213
while also being responsible for this regression?)
Comment 1 m_a_riosv 2024-04-16 20:30:09 UTC
Reproducible
Version: 24.2.2.2 (X86_64) / LibreOffice Community
Build ID: d56cc158d8a96260b836f100ef4b4ef25d6f1a01
CPU threads: 16; OS: Windows 10.0 Build 22631; UI render: Skia/Raster; VCL: win
Locale: es-ES (es_ES); UI: en-US
Calc: CL threaded
and
Version: 24.8.0.0.alpha0+ (X86_64) / LibreOffice Community
Build ID: faadf7c15593521c0ebceb043f82f916ee5ccf9d
CPU threads: 16; OS: Windows 10.0 Build 22631; UI render: default; VCL: win
Locale: es-ES (es_ES); UI: en-US
Calc: CL threaded