1# 2# Copyright (c) 2017, Alliance for Open Media. All rights reserved 3# 4# This source code is subject to the terms of the BSD 2 Clause License and the 5# Alliance for Open Media Patent License 1.0. If the BSD 2 Clause License was 6# not distributed with this source code in the LICENSE file, you can obtain it 7# at www.aomedia.org/license/software. If the Alliance for Open Media Patent 8# License 1.0 was not distributed with this source code in the PATENTS file, you 9# can obtain it at www.aomedia.org/license/patent. 10# 11if(AOM_DOCS_CMAKE_) 12 return() 13endif() # AOM_DOCS_CMAKE_ 14set(AOM_DOCS_CMAKE_ 1) 15 16cmake_minimum_required(VERSION 3.5) 17 18set(AOM_DOXYFILE "${AOM_CONFIG_DIR}/doxyfile") 19set(AOM_DOXYGEN_CONFIG_TEMPLATE "libs.doxy_template") 20set(AOM_DOXYGEN_OUTPUT_DIR "${AOM_CONFIG_DIR}/dox") 21set(AOM_DOXYGEN_SECTIONS "av1") 22 23set(AOM_DOXYGEN_SOURCES 24 "${AOM_ROOT}/aom/aom.h" 25 "${AOM_ROOT}/aom/aom_codec.h" 26 "${AOM_ROOT}/aom/aom_decoder.h" 27 "${AOM_ROOT}/aom/aom_encoder.h" 28 "${AOM_ROOT}/aom/aom_external_partition.h" 29 "${AOM_ROOT}/aom/aom_frame_buffer.h" 30 "${AOM_ROOT}/aom/aom_image.h" 31 "${AOM_ROOT}/aom/aom_integer.h" 32 "${AOM_ROOT}/av1/common/av1_common_int.h" 33 "${AOM_ROOT}/av1/common/av1_loopfilter.h" 34 "${AOM_ROOT}/av1/common/blockd.h" 35 "${AOM_ROOT}/av1/common/cdef.h" 36 "${AOM_ROOT}/av1/common/enums.h" 37 "${AOM_ROOT}/av1/common/restoration.h" 38 "${AOM_ROOT}/keywords.dox" 39 "${AOM_ROOT}/mainpage.dox" 40 "${AOM_ROOT}/usage.dox") 41 42if(CONFIG_AV1_DECODER) 43 set(AOM_DOXYGEN_EXAMPLE_SOURCES ${AOM_DOXYGEN_EXAMPLE_SOURCES} 44 "${AOM_ROOT}/apps/aomdec.c" 45 "${AOM_ROOT}/examples/decode_to_md5.c" 46 "${AOM_ROOT}/examples/decode_with_drops.c" 47 "${AOM_ROOT}/examples/simple_decoder.c") 48 49 set(AOM_DOXYGEN_EXAMPLE_DESCRIPTIONS ${AOM_DOXYGEN_EXAMPLE_DESCRIPTIONS} 50 "Full featured decoder." 51 "Frame by frame MD5 checksum." 52 "Drops frames while decoding." 53 "Simplified decoder loop.") 54 55 set(AOM_DOXYGEN_SECTIONS ${AOM_DOXYGEN_SECTIONS} "av1_decoder decoder") 56 57 set(AOM_DOXYGEN_SOURCES ${AOM_DOXYGEN_SOURCES} "${AOM_ROOT}/aom/aomdx.h" 58 "${AOM_ROOT}/usage_dx.dox" 59 "${AOM_ROOT}/av1/decoder/decoder.h") 60 61 if(CONFIG_ANALYZER) 62 set(AOM_DOXYGEN_EXAMPLE_SOURCES ${AOM_DOXYGEN_EXAMPLE_SOURCES} 63 "${AOM_ROOT}/examples/analyzer.cc") 64 65 set(AOM_DOXYGEN_EXAMPLE_DESCRIPTIONS ${AOM_DOXYGEN_EXAMPLE_DESCRIPTIONS} 66 "Bitstream analyzer.") 67 endif() 68 69 if(CONFIG_INSPECTION) 70 set(AOM_DOXYGEN_EXAMPLE_SOURCES ${AOM_DOXYGEN_EXAMPLE_SOURCES} 71 "${AOM_ROOT}/examples/inspect.c") 72 73 set(AOM_DOXYGEN_EXAMPLE_DESCRIPTIONS ${AOM_DOXYGEN_EXAMPLE_DESCRIPTIONS} 74 "Bitstream inspector.") 75 endif() 76 77 set(AOM_DOXYGEN_SOURCES ${AOM_DOXYGEN_SOURCES} 78 "${AOM_ROOT}/doc/dev_guide/av1_decoder.dox") 79endif() 80 81if(CONFIG_AV1_ENCODER) 82 set(AOM_DOXYGEN_EXAMPLE_SOURCES ${AOM_DOXYGEN_EXAMPLE_SOURCES} 83 "${AOM_ROOT}/apps/aomenc.c" 84 "${AOM_ROOT}/examples/lossless_encoder.c" 85 "${AOM_ROOT}/examples/set_maps.c" 86 "${AOM_ROOT}/examples/simple_encoder.c" 87 "${AOM_ROOT}/examples/twopass_encoder.c") 88 89 set(AOM_DOXYGEN_EXAMPLE_DESCRIPTIONS ${AOM_DOXYGEN_EXAMPLE_DESCRIPTIONS} 90 "Full featured encoder." 91 "Simplified lossless encoder." 92 "Set active and ROI maps." 93 "Simplified encoder loop." 94 "Two-pass encoder loop.") 95 96 set(AOM_DOXYGEN_EXAMPLE_SOURCES ${AOM_DOXYGEN_EXAMPLE_SOURCES} 97 "${AOM_ROOT}/examples/scalable_encoder.c") 98 99 set(AOM_DOXYGEN_EXAMPLE_DESCRIPTIONS ${AOM_DOXYGEN_EXAMPLE_DESCRIPTIONS} 100 "Scalable encoder loop.") 101 102 set(AOM_DOXYGEN_EXAMPLE_SOURCES ${AOM_DOXYGEN_EXAMPLE_SOURCES} 103 "${AOM_ROOT}/examples/svc_encoder_rtc.c") 104 105 set(AOM_DOXYGEN_EXAMPLE_DESCRIPTIONS ${AOM_DOXYGEN_EXAMPLE_DESCRIPTIONS} 106 "Layered encoder for RTC.") 107 108 set(AOM_DOXYGEN_SECTIONS ${AOM_DOXYGEN_SECTIONS} "av1_encoder encoder") 109 110 set(AOM_DOXYGEN_SOURCES ${AOM_DOXYGEN_SOURCES} "${AOM_ROOT}/aom/aomcx.h" 111 "${AOM_ROOT}/usage_cx.dox") 112 set(AOM_DOXYGEN_SOURCES ${AOM_DOXYGEN_SOURCES} 113 "${AOM_ROOT}/doc/dev_guide/av1_encoder.dox") 114 set(AOM_DOXYGEN_SOURCES 115 ${AOM_DOXYGEN_SOURCES} 116 "${AOM_ROOT}/aom_scale/yv12config.h" 117 "${AOM_ROOT}/av1/encoder/bitstream.h" 118 "${AOM_ROOT}/av1/encoder/block.h" 119 "${AOM_ROOT}/av1/encoder/aq_cyclicrefresh.h" 120 "${AOM_ROOT}/av1/encoder/encode_strategy.c" 121 "${AOM_ROOT}/av1/encoder/encode_strategy.h" 122 "${AOM_ROOT}/av1/encoder/encodeframe.c" 123 "${AOM_ROOT}/av1/encoder/encoder.c" 124 "${AOM_ROOT}/av1/encoder/encoder.h" 125 "${AOM_ROOT}/av1/encoder/encodetxb.h" 126 "${AOM_ROOT}/av1/encoder/firstpass.h" 127 "${AOM_ROOT}/av1/encoder/gop_structure.h" 128 "${AOM_ROOT}/av1/encoder/interp_search.c" 129 "${AOM_ROOT}/av1/encoder/intra_mode_search.h" 130 "${AOM_ROOT}/av1/encoder/intra_mode_search.c" 131 "${AOM_ROOT}/av1/encoder/intra_mode_search_utils.h" 132 "${AOM_ROOT}/av1/encoder/lookahead.h" 133 "${AOM_ROOT}/av1/encoder/palette.h" 134 "${AOM_ROOT}/av1/encoder/palette.c" 135 "${AOM_ROOT}/av1/encoder/partition_search.h" 136 "${AOM_ROOT}/av1/encoder/partition_search.c" 137 "${AOM_ROOT}/av1/encoder/pass2_strategy.h" 138 "${AOM_ROOT}/av1/encoder/pass2_strategy.c" 139 "${AOM_ROOT}/av1/encoder/pickcdef.h" 140 "${AOM_ROOT}/av1/encoder/picklpf.h" 141 "${AOM_ROOT}/av1/encoder/pickrst.h" 142 "${AOM_ROOT}/av1/encoder/ratectrl.c" 143 "${AOM_ROOT}/av1/encoder/ratectrl.h" 144 "${AOM_ROOT}/av1/encoder/rc_utils.h" 145 "${AOM_ROOT}/av1/encoder/rdopt.h" 146 "${AOM_ROOT}/av1/encoder/rdopt.c" 147 "${AOM_ROOT}/av1/encoder/speed_features.h" 148 "${AOM_ROOT}/av1/encoder/svc_layercontext.c" 149 "${AOM_ROOT}/av1/encoder/svc_layercontext.h" 150 "${AOM_ROOT}/av1/encoder/temporal_filter.h" 151 "${AOM_ROOT}/av1/encoder/temporal_filter.c" 152 "${AOM_ROOT}/av1/encoder/tpl_model.h" 153 "${AOM_ROOT}/av1/encoder/tx_search.h" 154 "${AOM_ROOT}/av1/encoder/txb_rdopt.h" 155 "${AOM_ROOT}/av1/encoder/var_based_part.h" 156 "${AOM_ROOT}/av1/encoder/nonrd_pickmode.c") 157endif() 158 159if(CONFIG_AV1_DECODER AND CONFIG_AV1_ENCODER) 160 set(AOM_DOXYGEN_EXAMPLE_SOURCES ${AOM_DOXYGEN_EXAMPLE_SOURCES} 161 "${AOM_ROOT}/examples/aom_cx_set_ref.c") 162 163 set(AOM_DOXYGEN_EXAMPLE_DESCRIPTIONS ${AOM_DOXYGEN_EXAMPLE_DESCRIPTIONS} 164 "Set encoder reference frame.") 165endif() 166 167if(CONFIG_AV1_ENCODER) 168 set(AOM_DOXYGEN_EXAMPLE_SOURCES ${AOM_DOXYGEN_EXAMPLE_SOURCES} 169 "${AOM_ROOT}/examples/lightfield_encoder.c") 170 171 set(AOM_DOXYGEN_EXAMPLE_DESCRIPTIONS ${AOM_DOXYGEN_EXAMPLE_DESCRIPTIONS} 172 "Lightfield encoder example.") 173endif() 174 175if(CONFIG_AV1_DECODER) 176 set(AOM_DOXYGEN_EXAMPLE_SOURCES 177 ${AOM_DOXYGEN_EXAMPLE_SOURCES} 178 "${AOM_ROOT}/examples/lightfield_tile_list_decoder.c") 179 180 set(AOM_DOXYGEN_EXAMPLE_DESCRIPTIONS ${AOM_DOXYGEN_EXAMPLE_DESCRIPTIONS} 181 "Lightfield tile list decoder example.") 182endif() 183 184if(CONFIG_AV1_DECODER) 185 set(AOM_DOXYGEN_EXAMPLE_SOURCES ${AOM_DOXYGEN_EXAMPLE_SOURCES} 186 "${AOM_ROOT}/examples/lightfield_decoder.c") 187 188 set(AOM_DOXYGEN_EXAMPLE_DESCRIPTIONS ${AOM_DOXYGEN_EXAMPLE_DESCRIPTIONS} 189 "Lightfield decoder example.") 190endif() 191 192if(CONFIG_AV1_DECODER AND CONFIG_AV1_ENCODER) 193 set(AOM_DOXYGEN_EXAMPLE_SOURCES 194 ${AOM_DOXYGEN_EXAMPLE_SOURCES} 195 "${AOM_ROOT}/examples/lightfield_bitstream_parsing.c") 196 197 set(AOM_DOXYGEN_EXAMPLE_DESCRIPTIONS ${AOM_DOXYGEN_EXAMPLE_DESCRIPTIONS} 198 "Lightfield bitstream parsing example.") 199endif() 200 201# Iterates over list named by $list_name and appends each item to $AOM_DOXYFILE 202# as values assigned to $var_name with no line breaks between list items. 203# Appends a new line after the entire config variable is expanded. 204function(write_cmake_list_to_doxygen_config_var var_name list_name) 205 unset(output_string) 206 foreach(list_item ${${list_name}}) 207 set(output_string "${output_string} ${list_item} ") 208 endforeach() 209 string(STRIP "${output_string}" output_string) 210 file(APPEND "${AOM_DOXYFILE}" "${var_name} += ${output_string}\n") 211endfunction() 212 213function(get_name file_path name_var) 214 get_filename_component(file_basename ${file_path} NAME) 215 get_filename_component(${name_var} ${file_basename} NAME_WE) 216 set(${name_var} ${${name_var}} PARENT_SCOPE) 217endfunction() 218 219function(setup_documentation_targets) 220 221 # Sanity check: the lengths of these lists must match. 222 list(LENGTH AOM_DOXYGEN_EXAMPLE_SOURCES num_sources) 223 list(LENGTH AOM_DOXYGEN_EXAMPLE_DESCRIPTIONS num_descs) 224 if(NOT ${num_sources} EQUAL ${num_descs}) 225 message(FATAL_ERROR "Unqeual example and description totals.") 226 endif() 227 228 # Take the list of examples and produce example_basename.dox for each file in 229 # the list. 230 file(MAKE_DIRECTORY "${AOM_DOXYGEN_OUTPUT_DIR}") 231 foreach(example_file ${AOM_DOXYGEN_EXAMPLE_SOURCES}) 232 unset(example_basename) 233 get_name("${example_file}" "example_name") 234 set(example_dox "${AOM_DOXYGEN_OUTPUT_DIR}/${example_name}.dox") 235 set(dox_string "/*!\\page example_${example_name} ${example_name}\n") 236 set(dox_string "${dox_string} \\includelineno ${example_file}\n*/\n") 237 file(WRITE "${example_dox}" ${dox_string}) 238 set(AOM_DOXYGEN_SOURCES ${AOM_DOXYGEN_SOURCES} "${example_dox}") 239 endforeach() 240 241 # Generate samples.dox, an index page that refers to the example_basename.dox 242 # files that were just created. 243 set(samples_header " 244/*!\\page samples Sample Code 245This SDK includes a number of sample applications. Each sample documents a 246feature of the SDK in both prose and the associated C code. The following 247samples are included: 248") 249 250 set(utils_desc " 251In addition, the SDK contains a number of utilities. Since these utilities are 252built upon the concepts described in the sample code listed above, they are not 253documented in pieces like the samples are. Their source is included here for 254reference. The following utilities are included: 255") 256 257 # Write the description for the samples section. 258 set(samples_dox "${AOM_CONFIG_DIR}/samples.dox") 259 file(WRITE "${samples_dox}" "${samples_header}\n") 260 261 # Iterate over $AOM_DOXYGEN_EXAMPLE_SOURCES and 262 # $AOM_DOXYGEN_EXAMPLE_DESCRIPTIONS and massage example names as required by 263 # AV1's doxygen setup. 264 math(EXPR max_example_index "${num_sources} - 1") 265 foreach(NUM RANGE ${max_example_index}) 266 list(GET AOM_DOXYGEN_EXAMPLE_SOURCES ${NUM} ex_name) 267 get_name("${ex_name}" "ex_name") 268 269 # AV1's doxygen lists aomdec and aomenc as utils apart from the examples. 270 # Save the indexes for another pass. 271 if("${ex_name}" MATCHES "aomdec\|aomenc") 272 set(util_indexes "${util_indexes}" "${NUM}") 273 continue() 274 endif() 275 list(GET AOM_DOXYGEN_EXAMPLE_DESCRIPTIONS ${NUM} ex_desc) 276 file(APPEND "${samples_dox}" " - \\subpage example_${ex_name} ${ex_desc}\n") 277 endforeach() 278 279 # Write the description and index for the utils. 280 file(APPEND "${samples_dox}" "${utils_desc}\n") 281 foreach(util_index ${util_indexes}) 282 list(GET AOM_DOXYGEN_EXAMPLE_SOURCES ${util_index} ex_name) 283 get_name("${ex_name}" "ex_name") 284 list(GET AOM_DOXYGEN_EXAMPLE_DESCRIPTIONS ${util_index} ex_desc) 285 file(APPEND "${samples_dox}" " - \\subpage example_${ex_name} ${ex_desc}\n") 286 endforeach() 287 file(APPEND "${samples_dox}" "*/") 288 289 # Add $samples_dox to the doxygen inputs. 290 get_filename_component(samples_dox ${samples_dox} NAME) 291 set(AOM_DOXYGEN_SOURCES ${AOM_DOXYGEN_SOURCES} ${samples_dox}) 292 293 # There are issues to show Markdown file for old Doxygen version. Here, only 294 # enable Markdown support for 1.8.16 or newer. 295 if(${DOXYGEN_VERSION_VALUE} GREATER_EQUAL 1008016) 296 set(AOM_DOXYGEN_SECTIONS ${AOM_DOXYGEN_SECTIONS} "av1_md_support") 297 set(AOM_DOXYGEN_SOURCES ${AOM_DOXYGEN_SOURCES} "${AOM_ROOT}/README.md") 298 # Uncomment and add AlgorithmDescription.md in result page when it is done. 299 # set(AOM_DOXYGEN_SOURCES ${AOM_DOXYGEN_SOURCES} 300 # "${AOM_ROOT}/doc/AlgorithmDescription.md") 301 endif() 302 303 # Generate libaom's doxyfile. 304 file(WRITE "${AOM_DOXYFILE}" "##\n## GENERATED FILE. DO NOT EDIT\n##\n") 305 file(READ "${AOM_ROOT}/${AOM_DOXYGEN_CONFIG_TEMPLATE}" doxygen_template_data) 306 file(APPEND "${AOM_DOXYFILE}" ${doxygen_template_data}) 307 file(APPEND "${AOM_DOXYFILE}" 308 "EXAMPLE_PATH += ${AOM_ROOT} ${AOM_ROOT}/examples\n") 309 file(APPEND "${AOM_DOXYFILE}" 310 "INCLUDE_PATH += ${AOM_CONFIG_DIR} ${AOM_ROOT}\n") 311 file(APPEND "${AOM_DOXYFILE}" 312 "STRIP_FROM_PATH += ${AOM_ROOT} ${AOM_CONFIG_DIR}\n") 313 write_cmake_list_to_doxygen_config_var("INPUT" "AOM_DOXYGEN_SOURCES") 314 write_cmake_list_to_doxygen_config_var("ENABLED_SECTIONS" 315 "AOM_DOXYGEN_SECTIONS") 316 317 # Add AOMedia logo. 318 set(aom_logo "aomedia_logo_200.png") 319 configure_file(${AOM_ROOT}/${aom_logo} ${AOM_CONFIG_DIR}/${aom_logo} COPYONLY) 320 file(APPEND "${AOM_DOXYFILE}" 321 "PROJECT_LOGO = ${AOM_CONFIG_DIR}/${aom_logo}\n") 322 323 # Only set HAVE_DOT to YES if dot tool is found. 324 if(DOXYGEN_DOT_FOUND) 325 file(APPEND "${AOM_DOXYFILE}" "HAVE_DOT = YES\n") 326 file(APPEND "${AOM_DOXYFILE}" "DOT_GRAPH_MAX_NODES = 10000\n") 327 endif() 328 329 # Add image path. 330 file(APPEND "${AOM_DOXYFILE}" "IMAGE_PATH += ${AOM_ROOT}/doc/dev_guide\n") 331 332 # Allow banner style comments 333 file(APPEND "${AOM_DOXYFILE}" "JAVADOC_BANNER = YES") 334 335 # Add the doxygen generation rule. 336 add_custom_target(docs ALL 337 COMMAND "${DOXYGEN_EXECUTABLE}" "${AOM_DOXYFILE}" 338 DEPENDS "${AOM_DOXYFILE}" ${AOM_DOXYGEN_SOURCES} 339 ${AOM_DOXYGEN_EXAMPLE_SOURCES} 340 "${AOM_DOXYGEN_CONFIG_TEMPLATE}" 341 SOURCES "${AOM_DOXYFILE}" ${AOM_DOXYGEN_SOURCES} 342 ${AOM_DOXYGEN_EXAMPLE_SOURCES} 343 "${AOM_DOXYGEN_CONFIG_TEMPLATE}") 344endfunction() 345