examples.mk

   1 ##
   2 ##  Copyright (c) 2010 The WebM project authors. All Rights Reserved.
   3 ##
   4 ##  Use of this source code is governed by a BSD-style license
   5 ##  that can be found in the LICENSE file in the root of the source
   6 ##  tree. An additional intellectual property rights grant can be found
   7 ##  in the file PATENTS.  All contributing project authors may
   8 ##  be found in the AUTHORS file in the root of the source tree.
   9 ##
  10
  11 LIBYUV_SRCS +=  third_party/libyuv/include/libyuv/basic_types.h  \
  12                 third_party/libyuv/include/libyuv/convert.h \
  13                 third_party/libyuv/include/libyuv/convert_argb.h \
  14                 third_party/libyuv/include/libyuv/convert_from.h \
  15                 third_party/libyuv/include/libyuv/cpu_id.h  \
  16                 third_party/libyuv/include/libyuv/planar_functions.h  \
  17                 third_party/libyuv/include/libyuv/rotate.h  \
  18                 third_party/libyuv/include/libyuv/row.h  \
  19                 third_party/libyuv/include/libyuv/scale.h  \
  20                 third_party/libyuv/include/libyuv/scale_row.h  \
  21                 third_party/libyuv/source/cpu_id.cc \
  22                 third_party/libyuv/source/planar_functions.cc \
  23                 third_party/libyuv/source/row_any.cc \
  24                 third_party/libyuv/source/row_common.cc \
  25                 third_party/libyuv/source/row_gcc.cc \
  26                 third_party/libyuv/source/row_mips.cc \
  27                 third_party/libyuv/source/row_neon.cc \
  28                 third_party/libyuv/source/row_neon64.cc \
  29                 third_party/libyuv/source/row_win.cc \
  30                 third_party/libyuv/source/scale.cc \
  31                 third_party/libyuv/source/scale_any.cc \
  32                 third_party/libyuv/source/scale_common.cc \
  33                 third_party/libyuv/source/scale_gcc.cc \
  34                 third_party/libyuv/source/scale_mips.cc \
  35                 third_party/libyuv/source/scale_neon.cc \
  36                 third_party/libyuv/source/scale_neon64.cc \
  37                 third_party/libyuv/source/scale_win.cc \
  38
  39 LIBWEBM_COMMON_SRCS += third_party/libwebm/common/hdr_util.cc \
  40                        third_party/libwebm/common/hdr_util.h \
  41                        third_party/libwebm/common/webmids.h
  42
  43 LIBWEBM_MUXER_SRCS += third_party/libwebm/mkvmuxer/mkvmuxer.cc \
  44                       third_party/libwebm/mkvmuxer/mkvmuxerutil.cc \
  45                       third_party/libwebm/mkvmuxer/mkvwriter.cc \
  46                       third_party/libwebm/mkvmuxer/mkvmuxer.h \
  47                       third_party/libwebm/mkvmuxer/mkvmuxertypes.h \
  48                       third_party/libwebm/mkvmuxer/mkvmuxerutil.h \
  49                       third_party/libwebm/mkvparser/mkvparser.h \
  50                       third_party/libwebm/mkvmuxer/mkvwriter.h
  51
  52 LIBWEBM_PARSER_SRCS = third_party/libwebm/mkvparser/mkvparser.cc \
  53                       third_party/libwebm/mkvparser/mkvreader.cc \
  54                       third_party/libwebm/mkvparser/mkvparser.h \
  55                       third_party/libwebm/mkvparser/mkvreader.h
  56
  57 # Add compile flags and include path for libwebm sources.
  58 ifeq ($(CONFIG_WEBM_IO),yes)
  59   CXXFLAGS     += -D__STDC_CONSTANT_MACROS -D__STDC_LIMIT_MACROS
  60   INC_PATH-yes += $(SRC_PATH_BARE)/third_party/libwebm
  61 endif
  62
  63
  64 # List of examples to build. UTILS are tools meant for distribution
  65 # while EXAMPLES demonstrate specific portions of the API.
  66 UTILS-$(CONFIG_DECODERS)    += vpxdec.c
  67 vpxdec.SRCS                 += md5_utils.c md5_utils.h
  68 vpxdec.SRCS                 += vpx_ports/mem_ops.h
  69 vpxdec.SRCS                 += vpx_ports/mem_ops_aligned.h
  70 vpxdec.SRCS                 += vpx_ports/msvc.h
  71 vpxdec.SRCS                 += vpx_ports/vpx_timer.h
  72 vpxdec.SRCS                 += vpx/vpx_integer.h
  73 vpxdec.SRCS                 += args.c args.h
  74 vpxdec.SRCS                 += ivfdec.c ivfdec.h
  75 vpxdec.SRCS                 += tools_common.c tools_common.h
  76 vpxdec.SRCS                 += y4menc.c y4menc.h
  77 ifeq ($(CONFIG_LIBYUV),yes)
  78   vpxdec.SRCS                 += $(LIBYUV_SRCS)
  79 endif
  80 ifeq ($(CONFIG_WEBM_IO),yes)
  81   vpxdec.SRCS                 += $(LIBWEBM_COMMON_SRCS)
  82   vpxdec.SRCS                 += $(LIBWEBM_MUXER_SRCS)
  83   vpxdec.SRCS                 += $(LIBWEBM_PARSER_SRCS)
  84   vpxdec.SRCS                 += webmdec.cc webmdec.h
  85 endif
  86 vpxdec.GUID                  = BA5FE66F-38DD-E034-F542-B1578C5FB950
  87 vpxdec.DESCRIPTION           = Full featured decoder
  88 UTILS-$(CONFIG_ENCODERS)    += vpxenc.c
  89 vpxenc.SRCS                 += args.c args.h y4minput.c y4minput.h vpxenc.h
  90 vpxenc.SRCS                 += ivfdec.c ivfdec.h
  91 vpxenc.SRCS                 += ivfenc.c ivfenc.h
  92 vpxenc.SRCS                 += rate_hist.c rate_hist.h
  93 vpxenc.SRCS                 += tools_common.c tools_common.h
  94 vpxenc.SRCS                 += warnings.c warnings.h
  95 vpxenc.SRCS                 += vpx_ports/mem_ops.h
  96 vpxenc.SRCS                 += vpx_ports/mem_ops_aligned.h
  97 vpxenc.SRCS                 += vpx_ports/msvc.h
  98 vpxenc.SRCS                 += vpx_ports/vpx_timer.h
  99 vpxenc.SRCS                 += vpxstats.c vpxstats.h
 100 ifeq ($(CONFIG_LIBYUV),yes)
 101   vpxenc.SRCS                 += $(LIBYUV_SRCS)
 102 endif
 103 ifeq ($(CONFIG_WEBM_IO),yes)
 104   vpxenc.SRCS                 += $(LIBWEBM_COMMON_SRCS)
 105   vpxenc.SRCS                 += $(LIBWEBM_MUXER_SRCS)
 106   vpxenc.SRCS                 += $(LIBWEBM_PARSER_SRCS)
 107   vpxenc.SRCS                 += webmenc.cc webmenc.h
 108 endif
 109 vpxenc.GUID                  = 548DEC74-7A15-4B2B-AFC3-AA102E7C25C1
 110 vpxenc.DESCRIPTION           = Full featured encoder
 111 ifeq ($(CONFIG_SPATIAL_SVC),yes)
 112   EXAMPLES-$(CONFIG_VP9_ENCODER)      += vp9_spatial_svc_encoder.c
 113   vp9_spatial_svc_encoder.SRCS        += args.c args.h
 114   vp9_spatial_svc_encoder.SRCS        += ivfenc.c ivfenc.h
 115   vp9_spatial_svc_encoder.SRCS        += tools_common.c tools_common.h
 116   vp9_spatial_svc_encoder.SRCS        += video_common.h
 117   vp9_spatial_svc_encoder.SRCS        += video_writer.h video_writer.c
 118   vp9_spatial_svc_encoder.SRCS        += vpx_ports/msvc.h
 119   vp9_spatial_svc_encoder.SRCS        += vpxstats.c vpxstats.h
 120   vp9_spatial_svc_encoder.GUID        = 4A38598D-627D-4505-9C7B-D4020C84100D
 121   vp9_spatial_svc_encoder.DESCRIPTION = VP9 Spatial SVC Encoder
 122 endif
 123
 124 ifneq ($(CONFIG_SHARED),yes)
 125 EXAMPLES-$(CONFIG_VP9_ENCODER)    += resize_util.c
 126 endif
 127
 128 EXAMPLES-$(CONFIG_ENCODERS)          += vpx_temporal_svc_encoder.c
 129 vpx_temporal_svc_encoder.SRCS        += ivfenc.c ivfenc.h
 130 vpx_temporal_svc_encoder.SRCS        += tools_common.c tools_common.h
 131 vpx_temporal_svc_encoder.SRCS        += video_common.h
 132 vpx_temporal_svc_encoder.SRCS        += video_writer.h video_writer.c
 133 vpx_temporal_svc_encoder.SRCS        += vpx_ports/msvc.h
 134 vpx_temporal_svc_encoder.GUID        = B18C08F2-A439-4502-A78E-849BE3D60947
 135 vpx_temporal_svc_encoder.DESCRIPTION = Temporal SVC Encoder
 136 EXAMPLES-$(CONFIG_DECODERS)        += simple_decoder.c
 137 simple_decoder.GUID                 = D3BBF1E9-2427-450D-BBFF-B2843C1D44CC
 138 simple_decoder.SRCS                += ivfdec.h ivfdec.c
 139 simple_decoder.SRCS                += tools_common.h tools_common.c
 140 simple_decoder.SRCS                += video_common.h
 141 simple_decoder.SRCS                += video_reader.h video_reader.c
 142 simple_decoder.SRCS                += vpx_ports/mem_ops.h
 143 simple_decoder.SRCS                += vpx_ports/mem_ops_aligned.h
 144 simple_decoder.SRCS                += vpx_ports/msvc.h
 145 simple_decoder.DESCRIPTION          = Simplified decoder loop
 146 EXAMPLES-$(CONFIG_DECODERS)        += postproc.c
 147 postproc.SRCS                      += ivfdec.h ivfdec.c
 148 postproc.SRCS                      += tools_common.h tools_common.c
 149 postproc.SRCS                      += video_common.h
 150 postproc.SRCS                      += video_reader.h video_reader.c
 151 postproc.SRCS                      += vpx_ports/mem_ops.h
 152 postproc.SRCS                      += vpx_ports/mem_ops_aligned.h
 153 postproc.SRCS                      += vpx_ports/msvc.h
 154 postproc.GUID                       = 65E33355-F35E-4088-884D-3FD4905881D7
 155 postproc.DESCRIPTION                = Decoder postprocessor control
 156 EXAMPLES-$(CONFIG_DECODERS)        += decode_to_md5.c
 157 decode_to_md5.SRCS                 += md5_utils.h md5_utils.c
 158 decode_to_md5.SRCS                 += ivfdec.h ivfdec.c
 159 decode_to_md5.SRCS                 += tools_common.h tools_common.c
 160 decode_to_md5.SRCS                 += video_common.h
 161 decode_to_md5.SRCS                 += video_reader.h video_reader.c
 162 decode_to_md5.SRCS                 += vpx_ports/mem_ops.h
 163 decode_to_md5.SRCS                 += vpx_ports/mem_ops_aligned.h
 164 decode_to_md5.SRCS                 += vpx_ports/msvc.h
 165 decode_to_md5.GUID                  = 59120B9B-2735-4BFE-B022-146CA340FE42
 166 decode_to_md5.DESCRIPTION           = Frame by frame MD5 checksum
 167 EXAMPLES-$(CONFIG_ENCODERS)     += simple_encoder.c
 168 simple_encoder.SRCS             += ivfenc.h ivfenc.c
 169 simple_encoder.SRCS             += tools_common.h tools_common.c
 170 simple_encoder.SRCS             += video_common.h
 171 simple_encoder.SRCS             += video_writer.h video_writer.c
 172 simple_encoder.SRCS             += vpx_ports/msvc.h
 173 simple_encoder.GUID              = 4607D299-8A71-4D2C-9B1D-071899B6FBFD
 174 simple_encoder.DESCRIPTION       = Simplified encoder loop
 175 EXAMPLES-$(CONFIG_VP9_ENCODER)  += vp9_lossless_encoder.c
 176 vp9_lossless_encoder.SRCS       += ivfenc.h ivfenc.c
 177 vp9_lossless_encoder.SRCS       += tools_common.h tools_common.c
 178 vp9_lossless_encoder.SRCS       += video_common.h
 179 vp9_lossless_encoder.SRCS       += video_writer.h video_writer.c
 180 vp9_lossless_encoder.SRCS       += vpx_ports/msvc.h
 181 vp9_lossless_encoder.GUID        = B63C7C88-5348-46DC-A5A6-CC151EF93366
 182 vp9_lossless_encoder.DESCRIPTION = Simplified lossless VP9 encoder
 183 EXAMPLES-$(CONFIG_ENCODERS)     += twopass_encoder.c
 184 twopass_encoder.SRCS            += ivfenc.h ivfenc.c
 185 twopass_encoder.SRCS            += tools_common.h tools_common.c
 186 twopass_encoder.SRCS            += video_common.h
 187 twopass_encoder.SRCS            += video_writer.h video_writer.c
 188 twopass_encoder.SRCS            += vpx_ports/msvc.h
 189 twopass_encoder.GUID             = 73494FA6-4AF9-4763-8FBB-265C92402FD8
 190 twopass_encoder.DESCRIPTION      = Two-pass encoder loop
 191 EXAMPLES-$(CONFIG_DECODERS)     += decode_with_drops.c
 192 decode_with_drops.SRCS          += ivfdec.h ivfdec.c
 193 decode_with_drops.SRCS          += tools_common.h tools_common.c
 194 decode_with_drops.SRCS          += video_common.h
 195 decode_with_drops.SRCS          += video_reader.h video_reader.c
 196 decode_with_drops.SRCS          += vpx_ports/mem_ops.h
 197 decode_with_drops.SRCS          += vpx_ports/mem_ops_aligned.h
 198 decode_with_drops.SRCS          += vpx_ports/msvc.h
 199 decode_with_drops.GUID           = CE5C53C4-8DDA-438A-86ED-0DDD3CDB8D26
 200 decode_with_drops.DESCRIPTION    = Drops frames while decoding
 201 EXAMPLES-$(CONFIG_ENCODERS)        += set_maps.c
 202 set_maps.SRCS                      += ivfenc.h ivfenc.c
 203 set_maps.SRCS                      += tools_common.h tools_common.c
 204 set_maps.SRCS                      += video_common.h
 205 set_maps.SRCS                      += video_writer.h video_writer.c
 206 set_maps.SRCS                      += vpx_ports/msvc.h
 207 set_maps.GUID                       = ECB2D24D-98B8-4015-A465-A4AF3DCC145F
 208 set_maps.DESCRIPTION                = Set active and ROI maps
 209 EXAMPLES-$(CONFIG_VP8_ENCODER)     += vp8cx_set_ref.c
 210 vp8cx_set_ref.SRCS                 += ivfenc.h ivfenc.c
 211 vp8cx_set_ref.SRCS                 += tools_common.h tools_common.c
 212 vp8cx_set_ref.SRCS                 += video_common.h
 213 vp8cx_set_ref.SRCS                 += video_writer.h video_writer.c
 214 vp8cx_set_ref.SRCS                 += vpx_ports/msvc.h
 215 vp8cx_set_ref.GUID                  = C5E31F7F-96F6-48BD-BD3E-10EBF6E8057A
 216 vp8cx_set_ref.DESCRIPTION           = VP8 set encoder reference frame
 217
 218
 219 ifeq ($(CONFIG_MULTI_RES_ENCODING),yes)
 220 ifeq ($(CONFIG_LIBYUV),yes)
 221 EXAMPLES-$(CONFIG_VP8_ENCODER)          += vp8_multi_resolution_encoder.c
 222 vp8_multi_resolution_encoder.SRCS       += ivfenc.h ivfenc.c
 223 vp8_multi_resolution_encoder.SRCS       += tools_common.h tools_common.c
 224 vp8_multi_resolution_encoder.SRCS       += video_writer.h video_writer.c
 225 vp8_multi_resolution_encoder.SRCS       += vpx_ports/msvc.h
 226 vp8_multi_resolution_encoder.SRCS       += $(LIBYUV_SRCS)
 227 vp8_multi_resolution_encoder.GUID        = 04f8738e-63c8-423b-90fa-7c2703a374de
 228 vp8_multi_resolution_encoder.DESCRIPTION = VP8 Multiple-resolution Encoding
 229 endif
 230 endif
 231
 232 # Handle extra library flags depending on codec configuration
 233
 234 # We should not link to math library (libm) on RVCT
 235 # when building for bare-metal targets
 236 ifeq ($(CONFIG_OS_SUPPORT), yes)
 237 CODEC_EXTRA_LIBS-$(CONFIG_VP8)         += m
 238 CODEC_EXTRA_LIBS-$(CONFIG_VP9)         += m
 239 else
 240     ifeq ($(CONFIG_GCC), yes)
 241     CODEC_EXTRA_LIBS-$(CONFIG_VP8)         += m
 242     CODEC_EXTRA_LIBS-$(CONFIG_VP9)         += m
 243     endif
 244 endif
 245 #
 246 # End of specified files. The rest of the build rules should happen
 247 # automagically from here.
 248 #
 249
 250
 251 # Examples need different flags based on whether we're building
 252 # from an installed tree or a version controlled tree. Determine
 253 # the proper paths.
 254 ifeq ($(HAVE_ALT_TREE_LAYOUT),yes)
 255     LIB_PATH-yes := $(SRC_PATH_BARE)/../lib
 256     INC_PATH-yes := $(SRC_PATH_BARE)/../include
 257 else
 258     LIB_PATH-yes                     += $(if $(BUILD_PFX),$(BUILD_PFX),.)
 259     INC_PATH-$(CONFIG_VP8_DECODER)   += $(SRC_PATH_BARE)/vp8
 260     INC_PATH-$(CONFIG_VP8_ENCODER)   += $(SRC_PATH_BARE)/vp8
 261     INC_PATH-$(CONFIG_VP9_DECODER)   += $(SRC_PATH_BARE)/vp9
 262     INC_PATH-$(CONFIG_VP9_ENCODER)   += $(SRC_PATH_BARE)/vp9
 263 endif
 264 INC_PATH-$(CONFIG_LIBYUV) += $(SRC_PATH_BARE)/third_party/libyuv/include
 265 LIB_PATH := $(call enabled,LIB_PATH)
 266 INC_PATH := $(call enabled,INC_PATH)
 267 INTERNAL_CFLAGS = $(addprefix -I,$(INC_PATH))
 268 INTERNAL_LDFLAGS += $(addprefix -L,$(LIB_PATH))
 269
 270
 271 # Expand list of selected examples to build (as specified above)
 272 UTILS           = $(call enabled,UTILS)
 273 EXAMPLES        = $(addprefix examples/,$(call enabled,EXAMPLES))
 274 ALL_EXAMPLES    = $(UTILS) $(EXAMPLES)
 275 UTIL_SRCS       = $(foreach ex,$(UTILS),$($(ex:.c=).SRCS))
 276 ALL_SRCS        = $(foreach ex,$(ALL_EXAMPLES),$($(notdir $(ex:.c=)).SRCS))
 277 CODEC_EXTRA_LIBS=$(sort $(call enabled,CODEC_EXTRA_LIBS))
 278
 279
 280 # Expand all example sources into a variable containing all sources
 281 # for that example (not just them main one specified in UTILS/EXAMPLES)
 282 # and add this file to the list (for MSVS workspace generation)
 283 $(foreach ex,$(ALL_EXAMPLES),$(eval $(notdir $(ex:.c=)).SRCS += $(ex) examples.mk))
 284
 285
 286 # Create build/install dependencies for all examples. The common case
 287 # is handled here. The MSVS case is handled below.
 288 NOT_MSVS = $(if $(CONFIG_MSVS),,yes)
 289 DIST-BINS-$(NOT_MSVS)      += $(addprefix bin/,$(ALL_EXAMPLES:.c=$(EXE_SFX)))
 290 INSTALL-BINS-$(NOT_MSVS)   += $(addprefix bin/,$(UTILS:.c=$(EXE_SFX)))
 291 DIST-SRCS-yes              += $(ALL_SRCS)
 292 INSTALL-SRCS-yes           += $(UTIL_SRCS)
 293 OBJS-$(NOT_MSVS)           += $(call objs,$(ALL_SRCS))
 294 BINS-$(NOT_MSVS)           += $(addprefix $(BUILD_PFX),$(ALL_EXAMPLES:.c=$(EXE_SFX)))
 295
 296
 297 # Instantiate linker template for all examples.
 298 CODEC_LIB=$(if $(CONFIG_DEBUG_LIBS),vpx_g,vpx)
 299 ifneq ($(filter darwin%,$(TGT_OS)),)
 300 SHARED_LIB_SUF=.dylib
 301 else
 302 ifneq ($(filter os2%,$(TGT_OS)),)
 303 SHARED_LIB_SUF=_dll.a
 304 else
 305 SHARED_LIB_SUF=.so
 306 endif
 307 endif
 308 CODEC_LIB_SUF=$(if $(CONFIG_SHARED),$(SHARED_LIB_SUF),.a)
 309 $(foreach bin,$(BINS-yes),\
 310     $(eval $(bin):$(LIB_PATH)/lib$(CODEC_LIB)$(CODEC_LIB_SUF))\
 311     $(eval $(call linker_template,$(bin),\
 312         $(call objs,$($(notdir $(bin:$(EXE_SFX)=)).SRCS)) \
 313         -l$(CODEC_LIB) $(addprefix -l,$(CODEC_EXTRA_LIBS))\
 314         )))
 315
 316 # The following pairs define a mapping of locations in the distribution
 317 # tree to locations in the source/build trees.
 318 INSTALL_MAPS += src/%.c   %.c
 319 INSTALL_MAPS += src/%     $(SRC_PATH_BARE)/%
 320 INSTALL_MAPS += bin/%     %
 321 INSTALL_MAPS += %         %
 322
 323
 324 # Set up additional MSVS environment
 325 ifeq ($(CONFIG_MSVS),yes)
 326 CODEC_LIB=$(if $(CONFIG_SHARED),vpx,$(if $(CONFIG_STATIC_MSVCRT),vpxmt,vpxmd))
 327 # This variable uses deferred expansion intentionally, since the results of
 328 # $(wildcard) may change during the course of the Make.
 329 VS_PLATFORMS = $(foreach d,$(wildcard */Release/$(CODEC_LIB).lib),$(word 1,$(subst /, ,$(d))))
 330 INSTALL_MAPS += $(foreach p,$(VS_PLATFORMS),bin/$(p)/%  $(p)/Release/%)
 331 endif
 332
 333 # Build Visual Studio Projects. We use a template here to instantiate
 334 # explicit rules rather than using an implicit rule because we want to
 335 # leverage make's VPATH searching rather than specifying the paths on
 336 # each file in ALL_EXAMPLES. This has the unfortunate side effect that
 337 # touching the source files trigger a rebuild of the project files
 338 # even though there is no real dependency there (the dependency is on
 339 # the makefiles). We may want to revisit this.
 340 define vcproj_template
 341 $(1): $($(1:.$(VCPROJ_SFX)=).SRCS) vpx.$(VCPROJ_SFX)
 342         $(if $(quiet),@echo "    [vcproj] $$@")
 343         $(qexec)$$(GEN_VCPROJ)\
 344             --exe\
 345             --target=$$(TOOLCHAIN)\
 346             --name=$$(@:.$(VCPROJ_SFX)=)\
 347             --ver=$$(CONFIG_VS_VERSION)\
 348             --proj-guid=$$($$(@:.$(VCPROJ_SFX)=).GUID)\
 349             --src-path-bare="$(SRC_PATH_BARE)" \
 350             $$(if $$(CONFIG_STATIC_MSVCRT),--static-crt) \
 351             --out=$$@ $$(INTERNAL_CFLAGS) $$(CFLAGS) \
 352             $$(INTERNAL_LDFLAGS) $$(LDFLAGS) -l$$(CODEC_LIB) $$^
 353 endef
 354 ALL_EXAMPLES_BASENAME := $(notdir $(ALL_EXAMPLES))
 355 PROJECTS-$(CONFIG_MSVS) += $(ALL_EXAMPLES_BASENAME:.c=.$(VCPROJ_SFX))
 356 INSTALL-BINS-$(CONFIG_MSVS) += $(foreach p,$(VS_PLATFORMS),\
 357                                $(addprefix bin/$(p)/,$(ALL_EXAMPLES_BASENAME:.c=.exe)))
 358 $(foreach proj,$(call enabled,PROJECTS),\
 359     $(eval $(call vcproj_template,$(proj))))
 360
 361 #
 362 # Documentation Rules
 363 #
 364 %.dox: %.c
 365         @echo "    [DOXY] $@"
 366         @mkdir -p $(dir $@)
 367         @echo "/*!\page example_$(@F:.dox=) $(@F:.dox=)" > $@
 368         @echo "   \includelineno $(<F)" >> $@
 369         @echo "*/" >> $@
 370
 371 samples.dox: examples.mk
 372         @echo "    [DOXY] $@"
 373         @echo "/*!\page samples Sample Code" > $@
 374         @echo "    This SDK includes a number of sample applications."\
 375               "Each sample documents a feature of the SDK in both prose"\
 376               "and the associated C code."\
 377               "The following samples are included: ">>$@
 378         @$(foreach ex,$(sort $(notdir $(EXAMPLES:.c=))),\
 379            echo "     - \subpage example_$(ex) $($(ex).DESCRIPTION)" >> $@;)
 380         @echo >> $@
 381         @echo "    In addition, the SDK contains a number of utilities."\
 382               "Since these utilities are built upon the concepts described"\
 383               "in the sample code listed above, they are not documented in"\
 384               "pieces like the samples are. Their source is included here"\
 385               "for reference. The following utilities are included:" >> $@
 386         @$(foreach ex,$(sort $(UTILS:.c=)),\
 387            echo "     - \subpage example_$(ex) $($(ex).DESCRIPTION)" >> $@;)
 388         @echo "*/" >> $@
 389
 390 CLEAN-OBJS += examples.doxy samples.dox $(ALL_EXAMPLES:.c=.dox)
 391 DOCS-yes += examples.doxy samples.dox
 392 examples.doxy: samples.dox $(ALL_EXAMPLES:.c=.dox)
 393         @echo "INPUT += $^" > $@