# Upstream release tag.  GitHub drops the doubled dash when it names the
# tarball and its top-level directory, so both spellings are needed.
%global picons_tag     2026-09-12--23-13-54
%global picons_version 2026-09-12-23-13-54

# Logo geometry: canvas, box the artwork is scaled into, artwork variant and
# background style.  VDR skins reserve a 4:3 box for the channel logo, so the
# canvas is 268x200 rather than the 5:3 the picon packages are built at:
# skinflatplus scales its logo_background to an aspect of 1.34, and the logo
# set skindesigner recommends is 268x200 as well.
%global logo_resolution 268x200
%global logo_resize     262x190
%global logo_style      dark
%global logo_background transparent

Name:           vdr-channellogos
# Date of the upstream picons release the artwork is taken from
Version:        20260912
Release:        1%{?dist}
Summary:        Channel logos for VDR skins

License:        GPL-3.0-or-later
URL:            https://github.com/picons/picons

# The upstream release at
#   %%{url}/archive/refs/tags/%%{picons_tag}.tar.gz
# is 1.3 GiB, nearly all of it artwork for channels this package does not
# ship.  Source0 is the subset the channel list below resolves to, generated
# reproducibly by Source3:
#   ./channellogos-make-source.sh -t %%{picons_tag} -c channels.conf.base
Source0:        %{name}-picons-%{picons_version}.tar.xz
# Channel list the logos are matched against: Astra 19.2E + Hotbird 13E.
Source1:        channels.conf.base
Source2:        channellogos_build.py
Source3:        channellogos-make-source.sh
Source4:        README.md

BuildArch:      noarch
BuildRequires:  librsvg2-tools
BuildRequires:  oxipng
BuildRequires:  pngquant
BuildRequires:  python3 >= 3.14
BuildRequires:  python3-pillow
# Any skin that reads logos from the shared <resdir>/logos wants this
# package; each of these Recommends it in turn.
Supplements:    (vdr-skinflatplus or vdr-skindesigner)

%description
Channel logos in PNG format for the Astra 19.2E and Hotbird 13E channel
lineup, installed in the shared skin independent VDR logo directory where
any VDR skin can use them.

%prep
%autosetup -n picons-%{picons_version}
cp -p %{SOURCE4} .

%build
%{python3} %{SOURCE2} \
    --build-source build-source \
    --channels-conf %{SOURCE1} \
    --output logos \
    --resolution %{logo_resolution} \
    --resize %{logo_resize} \
    --style %{logo_style} \
    --background %{logo_background} \
    --jobs %{?_smp_build_ncpus}%{!?_smp_build_ncpus:1}

%check
# No name may be left pointing at artwork that was not rendered, and the
# channels the lineup is built around have to have found a logo.
test -z "$(find logos -xtype l -print -quit)"
for logo in 'das erste hd' 'zdf hd' 'rtl television' 'sat.1' 'arte hd' ; do
    test -s "logos/${logo}.png"
done

%install
install -dm 755 %{buildroot}%{_datadir}/vdr
# -a keeps the symlinks that stand in for shared artwork.
cp -a logos %{buildroot}%{_datadir}/vdr/logos
find %{buildroot}%{_datadir}/vdr/logos -type d -exec chmod 755 {} +
find %{buildroot}%{_datadir}/vdr/logos -type f -exec chmod 644 {} +

%files
%license LICENSE
%doc README.md
%dir %{_datadir}/vdr/
%{_datadir}/vdr/logos/

%changelog
* Wed Sep 16 2026 Dirk Nehring <dnehring@gmx.net> - 20260912-1
- Render the logos at build time from the picons release
  2026-09-12--23-13-54 instead of shipping a pre-converted tarball
- Ship the artwork the channel list resolves to rather than the whole 1.3 GiB
  upstream release, reproducibly cut by channellogos-make-source.sh
- Initial release