meson: Move egl related dependencies to software_isp subdir

This way the dependencies are only added if they are actually used.

Signed-off-by: Barnabás Pőcze <barnabas.pocze@ideasonboard.com>
Reviewed-by: Milan Zamazal <mzamazal@redhat.com>
Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>

src/libcamera/meson.build

@@ -70,10 +70,6 @@ libcamera_deps = []
 libatomic = cc.find_library('atomic', required : false)
 libthreads = dependency('threads')
 
-libegl = dependency('egl', required : false)
-libglesv2 = dependency('glesv2', required : false)
-mesa_works = cc.check_header('EGL/egl.h', required : false, dependencies : libegl)
-
 subdir('base')
 subdir('converter')
 subdir('ipa')
@@ -182,8 +178,6 @@ libcamera_deps += [
     libcamera_base_private,
     libcrypto,
     libdl,
-    libegl,
-    libglesv2,
     liblttng,
     libudev,
     libyaml,

src/libcamera/software_isp/meson.build

@@ -2,12 +2,17 @@
 
 softisp_enabled = pipelines.contains('simple')
 summary({'SoftISP support' : softisp_enabled}, section : 'Configuration')
-summary({'SoftISP GPU acceleration' : mesa_works}, section : 'Configuration')
 
 if not softisp_enabled
     subdir_done()
 endif
 
+libegl = dependency('egl', required : false)
+libglesv2 = dependency('glesv2', required : false)
+mesa_works = cc.check_header('EGL/egl.h', required : false, dependencies : libegl)
+
+summary({'SoftISP GPU acceleration' : mesa_works}, section : 'Configuration')
+
 libcamera_internal_sources += files([
     'benchmark.cpp',
     'debayer.cpp',
@@ -22,4 +27,8 @@ if mesa_works
         '../egl.cpp',
         'debayer_egl.cpp',
     ])
+    libcamera_deps += [
+        libegl,
+        libglesv2,
+    ]
 endif