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# SPDX-License-Identifier: CC0-1.0
libcamera_ipa_include_dir = libcamera_include_dir / 'ipa'
libcamera_ipa_headers = files([
'ipa_controls.h',
'ipa_interface.h',
'ipa_module_info.h',
])
install_headers(libcamera_ipa_headers,
subdir : libcamera_ipa_include_dir)
libcamera_generated_ipa_headers = []
ipa_headers_install_dir = get_option('includedir') / libcamera_ipa_include_dir
#
# Prepare IPA/IPC generation components
#
core_mojom_file = 'core.mojom'
ipa_mojom_core = custom_target(core_mojom_file.split('.')[0] + '_mojom_module',
input : core_mojom_file,
output : core_mojom_file + '-module',
command : [
mojom_parser,
'--output-root', meson.project_build_root(),
'--input-root', meson.project_source_root(),
'--mojoms', '@INPUT@'
])
# core_ipa_interface.h
libcamera_generated_ipa_headers += custom_target('core_ipa_interface_h',
input : ipa_mojom_core,
output : 'core_ipa_interface.h',
depends : mojom_templates,
install : true,
install_dir : ipa_headers_install_dir,
command : [
mojom_generator, 'generate',
'-g', 'libcamera',
'--bytecode_path', mojom_templates_dir,
'--libcamera_generate_core_header',
'--libcamera_output_path=@OUTPUT@',
'./' +'@INPUT@'
])
# core_ipa_serializer.h
libcamera_generated_ipa_headers += custom_target('core_ipa_serializer_h',
input : ipa_mojom_core,
output : 'core_ipa_serializer.h',
depends : mojom_templates,
command : [
mojom_generator, 'generate',
'-g', 'libcamera',
'--bytecode_path', mojom_templates_dir,
'--libcamera_generate_core_serializer',
'--libcamera_output_path=@OUTPUT@',
'./' +'@INPUT@'
])
# Mapping from pipeline handler name to mojom file
pipeline_ipa_mojom_mapping = {
'ipu3': 'ipu3.mojom',
'rkisp1': 'rkisp1.mojom',
'rpi/vc4': 'raspberrypi.mojom',
'simple': 'soft.mojom',
'vimc': 'vimc.mojom',
}
#
# Generate headers from templates.
#
# TODO Define per-pipeline ControlInfoMap with yaml?
ipa_mojoms = []
mojoms_built = []
foreach pipeline, file : pipeline_ipa_mojom_mapping
name = file.split('.')[0]
# Avoid building duplicate mojom interfaces with the same interface file
if name in mojoms_built
continue
endif
if pipeline not in pipelines
continue
endif
mojoms_built += name
# {interface}.mojom-module
mojom = custom_target(name + '_mojom_module',
input : file,
output : file + '-module',
depends : ipa_mojom_core,
command : [
mojom_parser,
'--output-root', meson.project_build_root(),
'--input-root', meson.project_source_root(),
'--mojoms', '@INPUT@'
])
# {interface}_ipa_interface.h
header = custom_target(name + '_ipa_interface_h',
input : mojom,
output : name + '_ipa_interface.h',
depends : mojom_templates,
install : true,
install_dir : ipa_headers_install_dir,
command : [
mojom_generator, 'generate',
'-g', 'libcamera',
'--bytecode_path', mojom_templates_dir,
'--libcamera_generate_header',
'--libcamera_output_path=@OUTPUT@',
'./' +'@INPUT@'
])
# {interface}_ipa_serializer.h
serializer = custom_target(name + '_ipa_serializer_h',
input : mojom,
output : name + '_ipa_serializer.h',
depends : mojom_templates,
command : [
mojom_generator, 'generate',
'-g', 'libcamera',
'--bytecode_path', mojom_templates_dir,
'--libcamera_generate_serializer',
'--libcamera_output_path=@OUTPUT@',
'./' +'@INPUT@'
])
# {interface}_ipa_proxy.h
proxy_header = custom_target(name + '_proxy_h',
input : mojom,
output : name + '_ipa_proxy.h',
depends : mojom_templates,
command : [
mojom_generator, 'generate',
'-g', 'libcamera',
'--bytecode_path', mojom_templates_dir,
'--libcamera_generate_proxy_h',
'--libcamera_output_path=@OUTPUT@',
'./' +'@INPUT@'
])
ipa_mojoms += {
'name': name,
'mojom': mojom,
}
libcamera_generated_ipa_headers += [header, serializer, proxy_header]
endforeach
ipa_mojom_files = []
foreach pipeline, file : pipeline_ipa_mojom_mapping
if file not in ipa_mojom_files
ipa_mojom_files += file
endif
endforeach
ipa_mojom_files = files(ipa_mojom_files)
# Pass this to the documentation generator in src/libcamera/ipa
ipa_mojom_files += files(['core.mojom'])
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