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