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 12 # List of examples to build. UTILS are files that are taken from the source 13 # tree directly, and GEN_EXAMPLES are files that are created from the 14 # examples folder. 15 UTILS-$(CONFIG_DECODERS) += vpxdec.c 16 vpxdec.SRCS += md5_utils.c md5_utils.h 17 vpxdec.SRCS += vpx_ports/vpx_timer.h 18 vpxdec.SRCS += vpx/vpx_integer.h 19 vpxdec.SRCS += args.c args.h vpx_ports/config.h 20 vpxdec.SRCS += tools_common.c tools_common.h 21 vpxdec.SRCS += nestegg/halloc/halloc.h 22 vpxdec.SRCS += nestegg/halloc/src/align.h 23 vpxdec.SRCS += nestegg/halloc/src/halloc.c 24 vpxdec.SRCS += nestegg/halloc/src/hlist.h 25 vpxdec.SRCS += nestegg/halloc/src/macros.h 26 vpxdec.SRCS += nestegg/include/nestegg/nestegg.h 27 vpxdec.SRCS += nestegg/src/nestegg.c 28 vpxdec.GUID = BA5FE66F-38DD-E034-F542-B1578C5FB950 29 vpxdec.DESCRIPTION = Full featured decoder 30 UTILS-$(CONFIG_ENCODERS) += vpxenc.c 31 vpxenc.SRCS += args.c args.h y4minput.c y4minput.h 32 vpxenc.SRCS += tools_common.c tools_common.h 33 vpxenc.SRCS += vpx_ports/config.h vpx_ports/mem_ops.h 34 vpxenc.SRCS += vpx_ports/mem_ops_aligned.h 35 vpxenc.SRCS += libmkv/EbmlIDs.h 36 vpxenc.SRCS += libmkv/EbmlWriter.c 37 vpxenc.SRCS += libmkv/EbmlWriter.h 38 vpxenc.GUID = 548DEC74-7A15-4B2B-AFC3-AA102E7C25C1 39 vpxenc.DESCRIPTION = Full featured encoder 40 41 # Clean up old ivfenc, ivfdec binaries. 42 ifeq ($(CONFIG_MSVS),yes) 43 CLEAN-OBJS += $(foreach p,$(VS_PLATFORMS),$(p)/Release/ivfenc.exe) 44 CLEAN-OBJS += $(foreach p,$(VS_PLATFORMS),$(p)/Release/ivfdec.exe) 45 else 46 CLEAN-OBJS += ivfenc{.c.o,.c.d,.dox,.exe,} 47 CLEAN-OBJS += ivfdec{.c.o,.c.d,.dox,.exe,} 48 endif 49 50 # XMA example disabled for now, not used in VP8 51 #UTILS-$(CONFIG_DECODERS) += example_xma.c 52 #example_xma.GUID = A955FC4A-73F1-44F7-135E-30D84D32F022 53 #example_xma.DESCRIPTION = External Memory Allocation mode usage 54 55 GEN_EXAMPLES-$(CONFIG_DECODERS) += simple_decoder.c 56 simple_decoder.GUID = D3BBF1E9-2427-450D-BBFF-B2843C1D44CC 57 simple_decoder.DESCRIPTION = Simplified decoder loop 58 GEN_EXAMPLES-$(CONFIG_DECODERS) += postproc.c 59 postproc.GUID = 65E33355-F35E-4088-884D-3FD4905881D7 60 postproc.DESCRIPTION = Decoder postprocessor control 61 GEN_EXAMPLES-$(CONFIG_DECODERS) += decode_to_md5.c 62 decode_to_md5.SRCS += md5_utils.h md5_utils.c 63 decode_to_md5.GUID = 59120B9B-2735-4BFE-B022-146CA340FE42 64 decode_to_md5.DESCRIPTION = Frame by frame MD5 checksum 65 66 GEN_EXAMPLES-$(CONFIG_ENCODERS) += simple_encoder.c 67 simple_encoder.GUID = 4607D299-8A71-4D2C-9B1D-071899B6FBFD 68 simple_encoder.DESCRIPTION = Simplified encoder loop 69 GEN_EXAMPLES-$(CONFIG_ENCODERS) += twopass_encoder.c 70 twopass_encoder.GUID = 73494FA6-4AF9-4763-8FBB-265C92402FD8 71 twopass_encoder.DESCRIPTION = Two-pass encoder loop 72 GEN_EXAMPLES-$(CONFIG_ENCODERS) += force_keyframe.c 73 force_keyframe.GUID = 3C67CADF-029F-4C86-81F5-D6D4F51177F0 74 force_keyframe.DESCRIPTION = Force generation of keyframes 75 ifeq ($(CONFIG_DECODERS),yes) 76 GEN_EXAMPLES-$(CONFIG_ENCODERS) += decode_with_drops.c 77 endif 78 decode_with_drops.GUID = CE5C53C4-8DDA-438A-86ED-0DDD3CDB8D26 79 decode_with_drops.DESCRIPTION = Drops frames while decoding 80 GEN_EXAMPLES-$(CONFIG_ENCODERS) += error_resilient.c 81 error_resilient.GUID = DF5837B9-4145-4F92-A031-44E4F832E00C 82 error_resilient.DESCRIPTION = Error Resiliency Feature 83 84 GEN_EXAMPLES-$(CONFIG_VP8_ENCODER) += vp8_scalable_patterns.c 85 vp8_scalable_patterns.GUID = 0D6A210B-F482-4D6F-8570-4A9C01ACC88C 86 vp8_scalable_patterns.DESCRIPTION = VP8 Scalable Bitstream Patterns 87 GEN_EXAMPLES-$(CONFIG_VP8_ENCODER) += vp8_set_maps.c 88 vp8_set_maps.GUID = ECB2D24D-98B8-4015-A465-A4AF3DCC145F 89 vp8_set_maps.DESCRIPTION = VP8 set active and ROI maps 90 GEN_EXAMPLES-$(CONFIG_VP8_ENCODER) += vp8cx_set_ref.c 91 vp8cx_set_ref.GUID = C5E31F7F-96F6-48BD-BD3E-10EBF6E8057A 92 vp8cx_set_ref.DESCRIPTION = VP8 set encoder reference frame 93 94 95 # Handle extra library flags depending on codec configuration 96 97 # We should not link to math library (libm) on RVCT 98 # when building for bare-metal targets 99 ifeq ($(CONFIG_OS_SUPPORT), yes) 100 CODEC_EXTRA_LIBS-$(CONFIG_VP8) += m 101 else 102 ifeq ($(CONFIG_GCC), yes) 103 CODEC_EXTRA_LIBS-$(CONFIG_VP8) += m 104 endif 105 endif 106 # 107 # End of specified files. The rest of the build rules should happen 108 # automagically from here. 109 # 110 111 112 # Examples need different flags based on whether we're building 113 # from an installed tree or a version controlled tree. Determine 114 # the proper paths. 115 ifeq ($(HAVE_ALT_TREE_LAYOUT),yes) 116 LIB_PATH := $(SRC_PATH_BARE)/../lib 117 INC_PATH := $(SRC_PATH_BARE)/../include 118 else 119 LIB_PATH-yes += $(if $(BUILD_PFX),$(BUILD_PFX),.) 120 INC_PATH-$(CONFIG_VP8_DECODER) += $(SRC_PATH_BARE)/vp8 121 INC_PATH-$(CONFIG_VP8_ENCODER) += $(SRC_PATH_BARE)/vp8 122 LIB_PATH := $(call enabled,LIB_PATH) 123 INC_PATH := $(call enabled,INC_PATH) 124 endif 125 CFLAGS += $(addprefix -I,$(INC_PATH)) 126 LDFLAGS += $(addprefix -L,$(LIB_PATH)) 127 128 129 # Expand list of selected examples to build (as specified above) 130 UTILS = $(call enabled,UTILS) 131 GEN_EXAMPLES = $(call enabled,GEN_EXAMPLES) 132 ALL_EXAMPLES = $(UTILS) $(GEN_EXAMPLES) 133 UTIL_SRCS = $(foreach ex,$(UTILS),$($(ex:.c=).SRCS)) 134 ALL_SRCS = $(foreach ex,$(ALL_EXAMPLES),$($(ex:.c=).SRCS)) 135 CODEC_EXTRA_LIBS=$(sort $(call enabled,CODEC_EXTRA_LIBS)) 136 137 138 # Expand all example sources into a variable containing all sources 139 # for that example (not just them main one specified in UTILS/GEN_EXAMPLES) 140 # and add this file to the list (for MSVS workspace generation) 141 $(foreach ex,$(ALL_EXAMPLES),$(eval $(ex:.c=).SRCS += $(ex) examples.mk)) 142 143 144 # If this is a universal (fat) binary, then all the subarchitectures have 145 # already been built and our job is to stitch them together. The 146 # BUILD_OBJS variable indicates whether we should be building 147 # (compiling, linking) the library. The LIPO_OBJS variable indicates 148 # that we're stitching. 149 $(eval $(if $(filter universal%,$(TOOLCHAIN)),LIPO_OBJS,BUILD_OBJS):=yes) 150 151 152 # Create build/install dependencies for all examples. The common case 153 # is handled here. The MSVS case is handled below. 154 NOT_MSVS = $(if $(CONFIG_MSVS),,yes) 155 DIST-BINS-$(NOT_MSVS) += $(addprefix bin/,$(ALL_EXAMPLES:.c=)) 156 INSTALL-BINS-$(NOT_MSVS) += $(addprefix bin/,$(UTILS:.c=)) 157 DIST-SRCS-yes += $(ALL_SRCS) 158 INSTALL-SRCS-yes += $(UTIL_SRCS) 159 OBJS-$(NOT_MSVS) += $(if $(BUILD_OBJS),$(call objs,$(ALL_SRCS))) 160 BINS-$(NOT_MSVS) += $(addprefix $(BUILD_PFX),$(ALL_EXAMPLES:.c=)) 161 162 163 # Instantiate linker template for all examples. 164 CODEC_LIB=$(if $(CONFIG_DEBUG_LIBS),vpx_g,vpx) 165 $(foreach bin,$(BINS-yes),\ 166 $(if $(BUILD_OBJS),$(eval $(bin): $(LIB_PATH)/lib$(CODEC_LIB).a))\ 167 $(if $(BUILD_OBJS),$(eval $(call linker_template,$(bin),\ 168 $(call objs,$($(notdir $(bin)).SRCS)) \ 169 -l$(CODEC_LIB) $(addprefix -l,$(CODEC_EXTRA_LIBS))\ 170 )))\ 171 $(if $(LIPO_OBJS),$(eval $(call lipo_bin_template,$(bin))))\ 172 ) 173 174 175 # Rules to generate the GEN_EXAMPLES sources 176 .PRECIOUS: %.c 177 CLEAN-OBJS += $(GEN_EXAMPLES) 178 %.c: examples/%.txt 179 @echo " [EXAMPLE] $@" 180 @$(SRC_PATH_BARE)/examples/gen_example_code.sh $< > $@ 181 182 183 # The following pairs define a mapping of locations in the distribution 184 # tree to locations in the source/build trees. 185 INSTALL_MAPS += src/%.c %.c 186 INSTALL_MAPS += src/% $(SRC_PATH_BARE)/% 187 INSTALL_MAPS += bin/% % 188 INSTALL_MAPS += % % 189 190 191 # Set up additional MSVS environment 192 ifeq ($(CONFIG_MSVS),yes) 193 CODEC_LIB=$(if $(CONFIG_STATIC_MSVCRT),vpxmt,vpxmd) 194 # This variable uses deferred expansion intentionally, since the results of 195 # $(wildcard) may change during the course of the Make. 196 VS_PLATFORMS = $(foreach d,$(wildcard */Release/$(CODEC_LIB).lib),$(word 1,$(subst /, ,$(d)))) 197 INSTALL_MAPS += $(foreach p,$(VS_PLATFORMS),bin/$(p)/% $(p)/Release/%) 198 endif 199 200 # Build Visual Studio Projects. We use a template here to instantiate 201 # explicit rules rather than using an implicit rule because we want to 202 # leverage make's VPATH searching rather than specifying the paths on 203 # each file in ALL_EXAMPLES. This has the unfortunate side effect that 204 # touching the source files trigger a rebuild of the project files 205 # even though there is no real dependency there (the dependency is on 206 # the makefiles). We may want to revisit this. 207 define vcproj_template 208 $(1): $($(1:.vcproj=).SRCS) 209 @echo " [vcproj] $$@" 210 $$(SRC_PATH_BARE)/build/make/gen_msvs_proj.sh\ 211 --exe\ 212 --target=$$(TOOLCHAIN)\ 213 --name=$$(@:.vcproj=)\ 214 --ver=$$(CONFIG_VS_VERSION)\ 215 --proj-guid=$$($$(@:.vcproj=).GUID)\ 216 $$(if $$(CONFIG_STATIC_MSVCRT),--static-crt) \ 217 --out=$$@ $$(CFLAGS) $$(LDFLAGS) -l$$(CODEC_LIB) -lwinmm $$^ 218 endef 219 PROJECTS-$(CONFIG_MSVS) += $(ALL_EXAMPLES:.c=.vcproj) 220 INSTALL-BINS-$(CONFIG_MSVS) += $(foreach p,$(VS_PLATFORMS),\ 221 $(addprefix bin/$(p)/,$(ALL_EXAMPLES:.c=.exe))) 222 $(foreach proj,$(call enabled,PROJECTS),\ 223 $(eval $(call vcproj_template,$(proj)))) 224 225 226 227 # 228 # Documentation Rules 229 # 230 %.dox: examples/%.txt 231 @echo " [DOXY] $@" 232 @$(SRC_PATH_BARE)/examples/gen_example_text.sh $< | \ 233 $(SRC_PATH_BARE)/examples/gen_example_doxy.php \ 234 example_$(@:.dox=) $(@:.dox=.c) > $@ 235 236 %.dox: %.c 237 @echo " [DOXY] $@" 238 @echo "/*!\page example_$(@:.dox=) $(@:.dox=)" > $@ 239 @echo " \includelineno $(notdir $<)" >> $@ 240 @echo "*/" >> $@ 241 242 samples.dox: examples.mk 243 @echo " [DOXY] $@" 244 @echo "/*!\page samples Sample Code" > $@ 245 @echo " This SDK includes a number of sample applications."\ 246 "each sample documents a feature of the SDK in both prose"\ 247 "and the associated C code. In general, later samples"\ 248 "build upon prior samples, so it is best to work through the"\ 249 "list in order. The following samples are included: ">>$@ 250 @$(foreach ex,$(GEN_EXAMPLES:.c=),\ 251 echo " - \subpage example_$(ex) $($(ex).DESCRIPTION)" >> $@;) 252 @echo >> $@ 253 @echo " In addition, the SDK contains a number of utilities."\ 254 "Since these utilities are built upon the concepts described"\ 255 "in the sample code listed above, they are not documented in"\ 256 "pieces like the samples are. Thir sourcre is included here"\ 257 "for reference. The following utilities are included:" >> $@ 258 @$(foreach ex,$(UTILS:.c=),\ 259 echo " - \subpage example_$(ex) $($(ex).DESCRIPTION)" >> $@;) 260 @echo "*/" >> $@ 261 262 CLEAN-OBJS += examples.doxy samples.dox $(ALL_EXAMPLES:.c=.dox) 263 DOCS-yes += examples.doxy samples.dox $(ALL_EXAMPLES:.c=.dox) 264 examples.doxy: samples.dox $(ALL_EXAMPLES:.c=.dox) 265 @echo "INPUT += $^" > $@ 266
