Commit dbebce90 for libheif

commit dbebce90d8a43351c08b580ef179981983d013ab
Author: Dirk Farin <dirk.farin@gmail.com>
Date:   Sat Mar 21 23:32:02 2026 +0100

    appveyor: build without ffmpeg

diff --git a/appveyor.yml b/appveyor.yml
index 4ff54ae3..68379504 100644
--- a/appveyor.yml
+++ b/appveyor.yml
@@ -17,10 +17,14 @@ install:
         $content = (Get-Content "$tripletDir\$_.cmake" -Raw) + "`nset(VCPKG_BUILD_TYPE release)`n"
         Set-Content "$tripletDir\$_.cmake" $content
       }
+  # --- Phase 1: remove ffmpeg, upgrade everything else ---
+  - vcpkg remove ffmpeg:%arch%-windows --recurse 2>NUL & ver>NUL
   - vcpkg upgrade --no-dry-run
+  # --- Phase 2: uncomment the two lines below to compile ffmpeg ---
+  #- vcpkg upgrade --no-dry-run
+  #- vcpkg install ffmpeg[avcodec]:%arch%-windows
   - vcpkg install aom:%arch%-windows
   - vcpkg install dav1d:%arch%-windows
-  - vcpkg install ffmpeg[avcodec]:%arch%-windows
   - vcpkg install libde265:%arch%-windows
   - vcpkg install libjpeg-turbo:%arch%-windows
   - vcpkg install libpng:%arch%-windows