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Diffstat (limited to 'third_party/aom/docs.cmake')
| -rw-r--r-- | third_party/aom/docs.cmake | 228 |
1 files changed, 228 insertions, 0 deletions
diff --git a/third_party/aom/docs.cmake b/third_party/aom/docs.cmake new file mode 100644 index 000000000..d6c5c26c9 --- /dev/null +++ b/third_party/aom/docs.cmake @@ -0,0 +1,228 @@ +## +## Copyright (c) 2017, Alliance for Open Media. All rights reserved +## +## This source code is subject to the terms of the BSD 2 Clause License and +## the Alliance for Open Media Patent License 1.0. If the BSD 2 Clause License +## was not distributed with this source code in the LICENSE file, you can +## obtain it at www.aomedia.org/license/software. If the Alliance for Open +## Media Patent License 1.0 was not distributed with this source code in the +## PATENTS file, you can obtain it at www.aomedia.org/license/patent. +## +if (NOT AOM_DOCS_CMAKE_) +set(AOM_DOCS_CMAKE_ 1) + +cmake_minimum_required(VERSION 3.5) + +set(AOM_DOXYFILE "${AOM_CONFIG_DIR}/doxyfile") +set(AOM_DOXYGEN_CONFIG_TEMPLATE "libs.doxy_template") +set(AOM_DOXYGEN_OUTPUT_DIR "${AOM_CONFIG_DIR}/dox") +set(AOM_DOXYGEN_SECTIONS "av1") + +set(AOM_DOXYGEN_SOURCES + "${AOM_ROOT}/aom/aom.h" + "${AOM_ROOT}/aom/aom_codec.h" + "${AOM_ROOT}/aom/aom_frame_buffer.h" + "${AOM_ROOT}/aom/aom_image.h" + "${AOM_ROOT}/aom/aom_integer.h" + "${AOM_ROOT}/keywords.dox" + "${AOM_ROOT}/mainpage.dox" + "${AOM_ROOT}/usage.dox") + +if (CONFIG_AV1_DECODER) + set(AOM_DOXYGEN_EXAMPLE_SOURCES + ${AOM_DOXYGEN_EXAMPLE_SOURCES} + "${AOM_ROOT}/aomdec.c" + "${AOM_ROOT}/examples/decode_to_md5.c" + "${AOM_ROOT}/examples/decode_with_drops.c" + "${AOM_ROOT}/examples/simple_decoder.c") + + set(AOM_DOXYGEN_EXAMPLE_DESCRIPTIONS + ${AOM_DOXYGEN_EXAMPLE_DESCRIPTIONS} + "Full featured decoder." + "Frame by frame MD5 checksum." + "Drops frames while decoding." + "Simplified decoder loop.") + + set(AOM_DOXYGEN_SECTIONS ${AOM_DOXYGEN_SECTIONS} "av1_decoder decoder") + + set(AOM_DOXYGEN_SOURCES + ${AOM_DOXYGEN_SOURCES} + "${AOM_ROOT}/aom/aom_decoder.h" + "${AOM_ROOT}/aom/aomdx.h" + "${AOM_ROOT}/usage_dx.dox") + + if (CONFIG_ANALYZER) + set(AOM_DOXYGEN_EXAMPLE_SOURCES + ${AOM_DOXYGEN_EXAMPLE_SOURCES} + "${AOM_ROOT}examples/analyzer.cc") + + set(AOM_DOXYGEN_EXAMPLE_DESCRIPTIONS + ${AOM_DOXYGEN_EXAMPLE_DESCRIPTIONS} + "Bitstream analyzer.") + endif () + + if (CONFIG_INSPECTION) + set(AOM_DOXYGEN_EXAMPLE_SOURCES + ${AOM_DOXYGEN_EXAMPLE_SOURCES} + "${AOM_ROOT}/examples/inspect.c") + + set(AOM_DOXYGEN_EXAMPLE_DESCRIPTIONS + ${AOM_DOXYGEN_EXAMPLE_DESCRIPTIONS} + "Bitstream inspector.") + endif () +endif () + +if (CONFIG_AV1_ENCODER) + set(AOM_DOXYGEN_EXAMPLE_SOURCES + ${AOM_DOXYGEN_EXAMPLE_SOURCES} + "${AOM_ROOT}/aomenc.c" + "${AOM_ROOT}/examples/lossless_encoder.c" + "${AOM_ROOT}/examples/set_maps.c" + "${AOM_ROOT}/examples/simple_encoder.c" + "${AOM_ROOT}/examples/twopass_encoder.c") + + set(AOM_DOXYGEN_EXAMPLE_DESCRIPTIONS + ${AOM_DOXYGEN_EXAMPLE_DESCRIPTIONS} + "Full featured encoder." + "Simplified lossless encoder." + "Set active and ROI maps." + "Simplified encoder loop." + "Two-pass encoder loop.") + + set(AOM_DOXYGEN_SECTIONS ${AOM_DOXYGEN_SECTIONS} "av1_encoder encoder") + + set(AOM_DOXYGEN_SOURCES + ${AOM_DOXYGEN_SOURCES} + "${AOM_ROOT}/aom/aomcx.h" + "${AOM_ROOT}/aom/aom_encoder.h" + "${AOM_ROOT}/usage_cx.dox") +endif () + +if (CONFIG_AV1_DECODER AND CONFIG_AV1_ENCODER) + set(AOM_DOXYGEN_EXAMPLE_SOURCES + ${AOM_DOXYGEN_EXAMPLE_SOURCES} + "${AOM_ROOT}/examples/aom_cx_set_ref.c") + + set(AOM_DOXYGEN_EXAMPLE_DESCRIPTIONS + ${AOM_DOXYGEN_EXAMPLE_DESCRIPTIONS} + "Set encoder reference frame.") +endif () + +# Iterates over list named by $list_name and appends each item to $AOM_DOXYFILE +# as values assigned to $var_name with no line breaks between list items. +# Appends a new line after the entire config variable is expanded. +function (write_cmake_list_to_doxygen_config_var var_name list_name) + unset(output_string) + foreach (list_item ${${list_name}}) + set(output_string "${output_string} ${list_item} ") + endforeach () + string(STRIP "${output_string}" output_string) + file(APPEND "${AOM_DOXYFILE}" "${var_name} += ${output_string}\n") +endfunction () + +function (get_name file_path name_var) + get_filename_component(file_basename ${file_path} NAME) + get_filename_component(${name_var} ${file_basename} NAME_WE) + set(${name_var} ${${name_var}} PARENT_SCOPE) +endfunction () + +function (setup_documentation_targets) + # Sanity check: the lengths of these lists must match. + list(LENGTH AOM_DOXYGEN_EXAMPLE_SOURCES num_sources) + list(LENGTH AOM_DOXYGEN_EXAMPLE_DESCRIPTIONS num_descs) + if (NOT ${num_sources} EQUAL ${num_descs}) + message(FATAL_ERROR "Unqeual example and description totals.") + endif () + + # Take the list of examples and produce example_basename.dox for each file in + # the list. + file(MAKE_DIRECTORY "${AOM_DOXYGEN_OUTPUT_DIR}") + foreach (example_file ${AOM_DOXYGEN_EXAMPLE_SOURCES}) + unset(example_basename) + get_name("${example_file}" "example_name") + set(example_dox "${AOM_DOXYGEN_OUTPUT_DIR}/${example_name}.dox") + set(dox_string "/*!\\page example_${example_name} ${example_name}\n") + set(dox_string "${dox_string} \\includelineno ${example_file}\n*/\n") + file(WRITE "${example_dox}" ${dox_string}) + set(AOM_DOXYGEN_SOURCES ${AOM_DOXYGEN_SOURCES} "${example_dox}") + endforeach () + + # Generate samples.dox, an index page that refers to the example_basename.dox + # files that were just created. + set(samples_header +" +/*!\\page samples Sample Code +This SDK includes a number of sample applications. Each sample documents a +feature of the SDK in both prose and the associated C code. The following +samples are included: +") + + set(utils_desc +" +In addition, the SDK contains a number of utilities. Since these utilities are +built upon the concepts described in the sample code listed above, they are not +documented in pieces like the samples are. Their source is included here for +reference. The following utilities are included: +") + + # Write the description for the samples section. + set(samples_dox "${AOM_CONFIG_DIR}/samples.dox") + file(WRITE "${samples_dox}" "${samples_header}\n") + + # Iterate over $AOM_DOXYGEN_EXAMPLE_SOURCES and + # $AOM_DOXYGEN_EXAMPLE_DESCRIPTIONS and massage example names as required by + # AV1's doxygen setup. + math(EXPR max_example_index "${num_sources} - 1") + foreach (NUM RANGE ${max_example_index}) + list(GET AOM_DOXYGEN_EXAMPLE_SOURCES ${NUM} ex_name) + get_name("${ex_name}" "ex_name") + + # AV1's doxygen lists aomdec and aomenc as utils apart from the examples. + # Save the indexes for another pass. + if ("${ex_name}" MATCHES "aomdec\|aomenc") + set(util_indexes "${util_indexes}" "${NUM}") + continue() + endif () + list(GET AOM_DOXYGEN_EXAMPLE_DESCRIPTIONS ${NUM} ex_desc) + file(APPEND "${samples_dox}" " - \\subpage example_${ex_name} ${ex_desc}\n") + endforeach () + + # Write the description and index for the utils. + file(APPEND "${samples_dox}" "${utils_desc}\n") + foreach (util_index ${util_indexes}) + list(GET AOM_DOXYGEN_EXAMPLE_SOURCES ${util_index} ex_name) + get_name("${ex_name}" "ex_name") + list(GET AOM_DOXYGEN_EXAMPLE_DESCRIPTIONS ${util_index} ex_desc) + file(APPEND "${samples_dox}" " - \\subpage example_${ex_name} ${ex_desc}\n") + endforeach () + file(APPEND "${samples_dox}" "*/") + + # Add $samples_dox to the doxygen inputs. + get_filename_component(samples_dox ${samples_dox} NAME) + set(AOM_DOXYGEN_SOURCES ${AOM_DOXYGEN_SOURCES} ${samples_dox}) + + # Generate libaom's doxyfile. + file(COPY "${AOM_ROOT}/${AOM_DOXYGEN_CONFIG_TEMPLATE}" + DESTINATION "${AOM_CONFIG_DIR}") + file(RENAME + "${AOM_CONFIG_DIR}/${AOM_DOXYGEN_CONFIG_TEMPLATE}" "${AOM_DOXYFILE}") + file(APPEND "${AOM_DOXYFILE}" + "EXAMPLE_PATH += ${AOM_ROOT} ${AOM_ROOT}/examples\n") + file(APPEND + "${AOM_DOXYFILE}" "INCLUDE_PATH += ${AOM_CONFIG_DIR} ${AOM_ROOT}\n") + file(APPEND "${AOM_DOXYFILE}" + "STRIP_FROM_PATH += ${AOM_ROOT} ${AOM_CONFIG_DIR}\n") + write_cmake_list_to_doxygen_config_var("INPUT" "AOM_DOXYGEN_SOURCES") + write_cmake_list_to_doxygen_config_var("ENABLED_SECTIONS" + "AOM_DOXYGEN_SECTIONS") + + # Add the doxygen generation rule. + add_custom_target(docs ALL + COMMAND "${DOXYGEN_EXECUTABLE}" "${AOM_DOXYFILE}" + DEPENDS "${AOM_DOXYFILE}" ${AOM_DOXYGEN_SOURCES} + ${AOM_DOXYGEN_EXAMPLE_SOURCES} + SOURCES "${AOM_DOXYFILE}" ${AOM_DOXYGEN_SOURCES} + ${AOM_DOXYGEN_EXAMPLE_SOURCES}) +endfunction () + +endif () # AOM_DOCS_CMAKE_ |