23 files changed, 46 insertions, 0 deletions
diff --git a/src/android/meson.build b/src/android/meson.build
index 5a5a332e..822cad62 100644
--- a/src/android/meson.build
+++ b/src/android/meson.build
@@ -1,3 +1,5 @@
+# SPDX-License-Identifier: CC0-1.0
+
 android_hal_sources = files([
     'camera3_hal.cpp',
     'camera_hal_manager.cpp',
diff --git a/src/cam/meson.build b/src/cam/meson.build
index 162d6333..89e124fb 100644
--- a/src/cam/meson.build
+++ b/src/cam/meson.build
@@ -1,3 +1,5 @@
+# SPDX-License-Identifier: CC0-1.0
+
 cam_sources = files([
     'buffer_writer.cpp',
     'capture.cpp',
diff --git a/src/gstreamer/meson.build b/src/gstreamer/meson.build
index e119e472..c9f0c13d 100644
--- a/src/gstreamer/meson.build
+++ b/src/gstreamer/meson.build
@@ -1,3 +1,5 @@
+# SPDX-License-Identifier: CC0-1.0
+
 libcamera_gst_sources = [
     'gstlibcamera-utils.cpp',
     'gstlibcamera.cpp',
diff --git a/src/ipa/libipa/meson.build b/src/ipa/libipa/meson.build
index 6f3cd486..22626405 100644
--- a/src/ipa/libipa/meson.build
+++ b/src/ipa/libipa/meson.build
@@ -1,3 +1,5 @@
+# SPDX-License-Identifier: CC0-1.0
+
 libipa_headers = files([
     'ipa_interface_wrapper.h',
 ])
diff --git a/src/ipa/meson.build b/src/ipa/meson.build
index b103479c..64deb601 100644
--- a/src/ipa/meson.build
+++ b/src/ipa/meson.build
@@ -1,3 +1,5 @@
+# SPDX-License-Identifier: CC0-1.0
+
 ipa_install_dir = join_paths(get_option('libdir'), 'libcamera')
 ipa_data_dir = join_paths(get_option('datadir'), 'libcamera', 'ipa')
 ipa_sysconf_dir = join_paths(get_option('sysconfdir'), 'libcamera', 'ipa')
diff --git a/src/ipa/raspberrypi/meson.build b/src/ipa/raspberrypi/meson.build
index 2dece3a4..697902e9 100644
--- a/src/ipa/raspberrypi/meson.build
+++ b/src/ipa/raspberrypi/meson.build
@@ -1,3 +1,5 @@
+# SPDX-License-Identifier: CC0-1.0
+
 ipa_name = 'ipa_rpi'
 
 rpi_ipa_deps = [
diff --git a/src/ipa/rkisp1/meson.build b/src/ipa/rkisp1/meson.build
index d7127ea8..ed9a6b6b 100644
--- a/src/ipa/rkisp1/meson.build
+++ b/src/ipa/rkisp1/meson.build
@@ -1,3 +1,5 @@
+# SPDX-License-Identifier: CC0-1.0
+
 ipa_name = 'ipa_rkisp1'
 
 mod = shared_module(ipa_name,
diff --git a/src/ipa/vimc/data/meson.build b/src/ipa/vimc/data/meson.build
index c844926d..6532662c 100644
--- a/src/ipa/vimc/data/meson.build
+++ b/src/ipa/vimc/data/meson.build
@@ -1,3 +1,5 @@
+# SPDX-License-Identifier: CC0-1.0
+
 conf_files = files([
     'vimc.conf',
 ])
diff --git a/src/ipa/vimc/meson.build b/src/ipa/vimc/meson.build
index 22296a02..8c9df854 100644
--- a/src/ipa/vimc/meson.build
+++ b/src/ipa/vimc/meson.build
@@ -1,3 +1,5 @@
+# SPDX-License-Identifier: CC0-1.0
+
 ipa_name = 'ipa_vimc'
 
 mod = shared_module(ipa_name,
diff --git a/src/libcamera/include/meson.build b/src/libcamera/include/meson.build
index 683d0613..1f6af579 100644
--- a/src/libcamera/include/meson.build
+++ b/src/libcamera/include/meson.build
@@ -1,3 +1,5 @@
+# SPDX-License-Identifier: CC0-1.0
+
 libcamera_headers = files([
     'byte_stream_buffer.h',
     'camera_controls.h',
diff --git a/src/libcamera/meson.build b/src/libcamera/meson.build
index d8b4d720..d42e9720 100644
--- a/src/libcamera/meson.build
+++ b/src/libcamera/meson.build
@@ -1,3 +1,5 @@
+# SPDX-License-Identifier: CC0-1.0
+
 libcamera_sources = files([
     'bound_method.cpp',
     'buffer.cpp',
diff --git a/src/libcamera/pipeline/ipu3/meson.build b/src/libcamera/pipeline/ipu3/meson.build
index 0ab766a2..0e8c5a14 100644
--- a/src/libcamera/pipeline/ipu3/meson.build
+++ b/src/libcamera/pipeline/ipu3/meson.build
@@ -1,3 +1,5 @@
+# SPDX-License-Identifier: CC0-1.0
+
 libcamera_sources += files([
     'ipu3.cpp',
 ])
diff --git a/src/libcamera/pipeline/meson.build b/src/libcamera/pipeline/meson.build
index 190ca5a8..46424493 100644
--- a/src/libcamera/pipeline/meson.build
+++ b/src/libcamera/pipeline/meson.build
@@ -1,3 +1,5 @@
+# SPDX-License-Identifier: CC0-1.0
+
 foreach pipeline : get_option('pipelines')
     subdir(pipeline)
 endforeach
diff --git a/src/libcamera/pipeline/raspberrypi/meson.build b/src/libcamera/pipeline/raspberrypi/meson.build
index 73785797..fc117b77 100644
--- a/src/libcamera/pipeline/raspberrypi/meson.build
+++ b/src/libcamera/pipeline/raspberrypi/meson.build
@@ -1,3 +1,5 @@
+# SPDX-License-Identifier: CC0-1.0
+
 libcamera_sources += files([
     'raspberrypi.cpp'
 ])
diff --git a/src/libcamera/pipeline/rkisp1/meson.build b/src/libcamera/pipeline/rkisp1/meson.build
index d04fb452..1ab3964a 100644
--- a/src/libcamera/pipeline/rkisp1/meson.build
+++ b/src/libcamera/pipeline/rkisp1/meson.build
@@ -1,3 +1,5 @@
+# SPDX-License-Identifier: CC0-1.0
+
 libcamera_sources += files([
     'rkisp1.cpp',
     'timeline.cpp',
diff --git a/src/libcamera/pipeline/simple/meson.build b/src/libcamera/pipeline/simple/meson.build
index 8372f24e..9c99b32f 100644
--- a/src/libcamera/pipeline/simple/meson.build
+++ b/src/libcamera/pipeline/simple/meson.build
@@ -1,3 +1,5 @@
+# SPDX-License-Identifier: CC0-1.0
+
 libcamera_sources += files([
     'converter.cpp',
     'simple.cpp',
diff --git a/src/libcamera/pipeline/uvcvideo/meson.build b/src/libcamera/pipeline/uvcvideo/meson.build
index c19ae238..a3c2efd4 100644
--- a/src/libcamera/pipeline/uvcvideo/meson.build
+++ b/src/libcamera/pipeline/uvcvideo/meson.build
@@ -1,3 +1,5 @@
+# SPDX-License-Identifier: CC0-1.0
+
 libcamera_sources += files([
     'uvcvideo.cpp',
 ])
diff --git a/src/libcamera/pipeline/vimc/meson.build b/src/libcamera/pipeline/vimc/meson.build
index 615ecd20..290eefb5 100644
--- a/src/libcamera/pipeline/vimc/meson.build
+++ b/src/libcamera/pipeline/vimc/meson.build
@@ -1,3 +1,5 @@
+# SPDX-License-Identifier: CC0-1.0
+
 libcamera_sources += files([
     'vimc.cpp',
 ])
diff --git a/src/libcamera/proxy/meson.build b/src/libcamera/proxy/meson.build
index 6c00d5f3..bd804750 100644
--- a/src/libcamera/proxy/meson.build
+++ b/src/libcamera/proxy/meson.build
@@ -1,3 +1,5 @@
+# SPDX-License-Identifier: CC0-1.0
+
 libcamera_sources += files([
     'ipa_proxy_linux.cpp',
     'ipa_proxy_thread.cpp',
diff --git a/src/libcamera/proxy/worker/meson.build b/src/libcamera/proxy/worker/meson.build
index 839156f7..1b1bee5e 100644
--- a/src/libcamera/proxy/worker/meson.build
+++ b/src/libcamera/proxy/worker/meson.build
@@ -1,3 +1,5 @@
+# SPDX-License-Identifier: CC0-1.0
+
 ipa_proxy_sources = [
     ['ipa_proxy_linux', 'ipa_proxy_linux_worker.cpp']
 ]
diff --git a/src/meson.build b/src/meson.build
index c9c10085..d69b4c1e 100644
--- a/src/meson.build
+++ b/src/meson.build
@@ -1,3 +1,5 @@
+# SPDX-License-Identifier: CC0-1.0
+
 if get_option('android')
     subdir('android')
 endif
diff --git a/src/qcam/meson.build b/src/qcam/meson.build
index 949ef614..045db52a 100644
--- a/src/qcam/meson.build
+++ b/src/qcam/meson.build
@@ -1,3 +1,5 @@
+# SPDX-License-Identifier: CC0-1.0
+
 qcam_sources = files([
     '../cam/options.cpp',
     '../cam/stream_options.cpp',
diff --git a/src/v4l2/meson.build b/src/v4l2/meson.build
index efab968f..fc1be82d 100644
--- a/src/v4l2/meson.build
+++ b/src/v4l2/meson.build
@@ -1,3 +1,5 @@
+# SPDX-License-Identifier: CC0-1.0
+
 v4l2_compat_sources = files([
     'v4l2_camera.cpp',
     'v4l2_camera_proxy.cpp',