Git commit e2a5e48f84176894768e23c8c58a9320aa396820 by Johnny Jazeix, on behalf 
of Timothée Giet.
Committed on 02/12/2025 at 18:52.
Pushed by jjazeix into branch 'master'.

doc, use optimized png for icon images

Also:
 - Set viewport size and scalefit 1 on those images.
 - Remove svg files to avoid errors from the build script trying to convert 
them.

M  +12   -6    REUSE.toml
A  +-    --    docs/docbook/bar_about.png
D  +0    -90   docs/docbook/bar_about.svg
A  +-    --    docs/docbook/bar_activity_config.png
D  +0    -133  docs/docbook/bar_activity_config.svg
A  +-    --    docs/docbook/bar_config.png
D  +0    -77   docs/docbook/bar_config.svg
A  +-    --    docs/docbook/bar_exit.png
D  +0    -81   docs/docbook/bar_exit.svg
A  +-    --    docs/docbook/bar_help.png
D  +0    -72   docs/docbook/bar_help.svg
A  +-    --    docs/docbook/bar_hint.png
D  +0    -109  docs/docbook/bar_hint.svg
A  +-    --    docs/docbook/bar_home.png
D  +0    -73   docs/docbook/bar_home.svg
A  +-    --    docs/docbook/bar_next.png
D  +0    -77   docs/docbook/bar_next.svg
A  +-    --    docs/docbook/bar_ok.png
D  +0    -83   docs/docbook/bar_ok.svg
A  +-    --    docs/docbook/bar_previous.png
D  +0    -77   docs/docbook/bar_previous.svg
A  +-    --    docs/docbook/bar_reload.png
D  +0    -105  docs/docbook/bar_reload.svg
A  +-    --    docs/docbook/bar_repeat.png
D  +0    -70   docs/docbook/bar_repeat.svg
A  +-    --    docs/docbook/difficulty1.png
D  +0    -70   docs/docbook/difficulty1.svg
A  +-    --    docs/docbook/difficulty4.png
D  +0    -80   docs/docbook/difficulty4.svg
M  +13   -13   docs/docbook/index.docbook

https://invent.kde.org/education/gcompris/-/commit/e2a5e48f84176894768e23c8c58a9320aa396820

diff --git a/REUSE.toml b/REUSE.toml
index afcf91286d..b5d44d9230 100644
--- a/REUSE.toml
+++ b/REUSE.toml
@@ -31,6 +31,18 @@ precedence = "aggregate"
 SPDX-FileCopyrightText = ["2015 Burkhard Lück", "2015 Johnny Jazeix"]
 SPDX-License-Identifier = "CC0-1.0"
 
+[[annotations]]
+path = "docs/docbook/bar_*.png"
+precedence = "aggregate"
+SPDX-FileCopyrightText = "2015 Timothée Giet"
+SPDX-License-Identifier = "CC-BY-SA-4.0"
+
+[[annotations]]
+path = "docs/docbook/difficulty*.png"
+precedence = "aggregate"
+SPDX-FileCopyrightText = "2015 Timothée Giet"
+SPDX-License-Identifier = "CC-BY-SA-4.0"
+
 [[annotations]]
 path = "docs/docbook/**.png"
 precedence = "aggregate"
@@ -49,12 +61,6 @@ precedence = "aggregate"
 SPDX-FileCopyrightText = "2018 Timothée Giet"
 SPDX-License-Identifier = "CC0-1.0"
 
-[[annotations]]
-path = "docs/docbook/**.svg"
-precedence = "aggregate"
-SPDX-FileCopyrightText = "2015 Timothée Giet"
-SPDX-License-Identifier = "CC-BY-SA-4.0"
-
 [[annotations]]
 path = "fastlane/metadata/android/en-US/images/**.png"
 precedence = "aggregate"
diff --git a/docs/docbook/bar_about.png b/docs/docbook/bar_about.png
new file mode 100644
index 0000000000..da80959824
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deleted file mode 100644
index 84229f3be5..0000000000
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deleted file mode 100644
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diff --git a/docs/docbook/index.docbook b/docs/docbook/index.docbook
index 36db606ffc..4d4ec9c0af 100644
--- a/docs/docbook/index.docbook
+++ b/docs/docbook/index.docbook
@@ -120,36 +120,36 @@ there is section “Board Games”, which includes board 
games, like Chess, Tic-
 <para>Some categories have subcategories to better filter the activities. For 
math activities, we have three subcategories: numeration, arithmetic and 
measures.</para>
 <para>The stars indicate the age group for which each game is designed:</para> 
 <itemizedlist>
-<listitem><para><inlinemediaobject><imageobject><imagedata 
fileref="difficulty1.svg" format="SVG"/></imageobject>
+<listitem><para><inlinemediaobject><imageobject><imagedata 
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old.</para></listitem> 
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 </inlinemediaobject>1, 2 or 3 red stars — greater than 6 years 
old.</para></listitem> 
 </itemizedlist>
 
 <para>At the bottom of the screen there is a control bar for &gcompris;. The 
possible icons are (the icons are only displayed if they are available in the 
activity):</para>
 <itemizedlist>
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fileref="bar_home.png" format="PNG" width="5em" depth="5em" 
scalefit="1"/></imageobject>
 </inlinemediaobject> Home — Leaves the current activity, returns to the 
previous menu.</para></listitem> 
-<listitem><para><inlinemediaobject><imageobject><imagedata 
fileref="bar_ok.svg" format="SVG"/></imageobject>
+<listitem><para><inlinemediaobject><imageobject><imagedata 
fileref="bar_ok.png" format="PNG" width="5em" depth="5em" 
scalefit="1"/></imageobject>
 </inlinemediaobject> “OK” — Validate, confirm your answer. Some activities do 
not detect automatically whether or not the child has completed the task. In 
this case, you have to click on this icon. You can also use the &Enter; key on 
your keyboard.</para></listitem> 
-<listitem><para><inlinemediaobject><imageobject><imagedata 
fileref="bar_hint.svg" format="SVG"/></imageobject>
+<listitem><para><inlinemediaobject><imageobject><imagedata 
fileref="bar_hint.png" format="PNG" width="5em" depth="5em" 
scalefit="1"/></imageobject>
 </inlinemediaobject> Light — Display a hint for the activity. We can help the 
children on some activities to guide them to find the answers.</para></listitem>
-<listitem><para><inlinemediaobject><imageobject><imagedata 
fileref="bar_previous.svg" format="SVG"/></imageobject></inlinemediaobject>
-<inlinemediaobject><imageobject><imagedata fileref="bar_next.svg" 
format="SVG"/></imageobject></inlinemediaobject> 
+<listitem><para><inlinemediaobject><imageobject><imagedata 
fileref="bar_previous.png" format="PNG" width="2.5em" depth="5em" 
scalefit="1"/></imageobject></inlinemediaobject>
+<inlinemediaobject><imageobject><imagedata fileref="bar_next.png" format="PNG" 
width="2.5em" depth="5em" scalefit="1"/></imageobject></inlinemediaobject>
 Arrows — The present level is displayed. Click on one of the arrows to select 
another level. 
 Generally, the activities offer several levels whose numbers depend on the 
activity. 
 In &gcompris;, it is possible to go to the next level without having completed 
the current level.</para></listitem> 
-<listitem><para><inlinemediaobject><imageobject><imagedata 
fileref="bar_repeat.svg" format="SVG"/></imageobject>
+<listitem><para><inlinemediaobject><imageobject><imagedata 
fileref="bar_repeat.png" format="PNG" width="5em" depth="5em" 
scalefit="1"/></imageobject>
 </inlinemediaobject> Lips — Ask &gcompris; to repeat the 
question.</para></listitem> 
-<listitem><para><inlinemediaobject><imageobject><imagedata 
fileref="bar_help.svg" format="SVG"/></imageobject>
+<listitem><para><inlinemediaobject><imageobject><imagedata 
fileref="bar_help.png" format="PNG" width="5em" depth="5em" 
scalefit="1"/></imageobject>
 </inlinemediaobject> Question mark — Display the help dialog box. Sometimes, 
an activity can be too complex to be described easily in the description area. 
In this case, this function gives access to additional 
information.</para></listitem> 
-<listitem><para><inlinemediaobject><imageobject><imagedata 
fileref="bar_config.svg" format="SVG"/></imageobject>
+<listitem><para><inlinemediaobject><imageobject><imagedata 
fileref="bar_config.png" format="PNG" width="5em" depth="5em" 
scalefit="1"/></imageobject>
 </inlinemediaobject> Tool box — Configuration menu. The configuration is saved 
in the user repository (folder) under the name 
<filename>.config/gcompris/gcompris-qt.conf</filename>. This is a text file 
which can be edited manually.</para></listitem> 
-<listitem><para><inlinemediaobject><imageobject><imagedata 
fileref="bar_activity_config.svg" format="SVG"/></imageobject>
+<listitem><para><inlinemediaobject><imageobject><imagedata 
fileref="bar_activity_config.png" format="PNG" width="5em" depth="5em" 
scalefit="1"/></imageobject>
 </inlinemediaobject> List item — Display the activity settings menu. There are 
two possible tabs here. First one, “Dataset”, allows to choose the levels of 
the activities depending on several objectives and the second one, “Options”, 
allows to update the configuration of the activity if 
available.</para></listitem>
-<listitem><para><inlinemediaobject><imageobject><imagedata 
fileref="bar_about.svg" format="SVG"/></imageobject>
+<listitem><para><inlinemediaobject><imageobject><imagedata 
fileref="bar_about.png" format="PNG" width="5em" depth="5em" 
scalefit="1"/></imageobject>
 </inlinemediaobject> Capital “G” — Information box on &gcompris;, presents the 
main contributors and the version of the software.</para></listitem> 
-<listitem><para><inlinemediaobject><imageobject><imagedata 
fileref="bar_exit.svg" format="SVG"/></imageobject>
+<listitem><para><inlinemediaobject><imageobject><imagedata 
fileref="bar_exit.png" format="PNG" width="5em" depth="5em" 
scalefit="1"/></imageobject>
 </inlinemediaobject> Power — Quit &gcompris;. You can also use the shortcut on 
your keyboard <keycombo 
action="simul">&Ctrl;<keycap>Q</keycap></keycombo>.</para></listitem> 
 </itemizedlist>
 </sect2>

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