2 ## Copyright (c) 2010 The WebM project authors. All Rights Reserved.
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.
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
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
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),$(p)/Release/ivfdec.exe)
46 CLEAN-OBJS += ivfenc{.c.o,.c.d,.dox,.exe,}
47 CLEAN-OBJS += ivfdec{.c.o,.c.d,.dox,.exe,}
50 # XMA example disabled for now, not used in VP8
51 #UTILS-$(CONFIG_DECODERS) += example_xma.c
52 #example_xma.GUID = A955FC4A-73F1-44F7-135E-30D84D32F022
53 #example_xma.DESCRIPTION = External Memory Allocation mode usage
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-$(CONFIG_DECODERS) += decode_to_md5.c
62 decode_to_md5.SRCS += md5_utils.h md5_utils.c
63 decode_to_md5.GUID = 59120B9B-2735-4BFE-B022-146CA340FE42
64 decode_to_md5.DESCRIPTION = Frame by frame MD5 checksum
66 GEN_EXAMPLES-$(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
78 decode_with_drops.GUID = CE5C53C4-8DDA-438A-86ED-0DDD3CDB8D26
79 decode_with_drops.DESCRIPTION = Drops frames while decoding
80 ifeq ($(CONFIG_DECODERS),yes)
81 GEN_EXAMPLES-$(CONFIG_ERROR_CONCEALMENT) += decode_with_partial_drops.c
83 decode_with_partial_drops.GUID = 61C2D026-5754-46AC-916F-1343ECC5537E
84 decode_with_partial_drops.DESCRIPTION = Drops parts of frames while decoding
85 GEN_EXAMPLES-$(CONFIG_ENCODERS) += error_resilient.c
86 error_resilient.GUID = DF5837B9-4145-4F92-A031-44E4F832E00C
87 error_resilient.DESCRIPTION = Error Resiliency Feature
89 GEN_EXAMPLES-$(CONFIG_VP8_ENCODER) += vp8_scalable_patterns.c
90 vp8_scalable_patterns.GUID = 0D6A210B-F482-4D6F-8570-4A9C01ACC88C
91 vp8_scalable_patterns.DESCRIPTION = VP8 Scalable Bitstream Patterns
92 GEN_EXAMPLES-$(CONFIG_VP8_ENCODER) += vp8_set_maps.c
93 vp8_set_maps.GUID = ECB2D24D-98B8-4015-A465-A4AF3DCC145F
94 vp8_set_maps.DESCRIPTION = VP8 set active and ROI maps
95 GEN_EXAMPLES-$(CONFIG_VP8_ENCODER) += vp8cx_set_ref.c
96 vp8cx_set_ref.GUID = C5E31F7F-96F6-48BD-BD3E-10EBF6E8057A
97 vp8cx_set_ref.DESCRIPTION = VP8 set encoder reference frame
100 # Handle extra library flags depending on codec configuration
102 # We should not link to math library (libm) on RVCT
103 # when building for bare-metal targets
104 ifeq ($(CONFIG_OS_SUPPORT), yes)
105 CODEC_EXTRA_LIBS-$(CONFIG_VP8) += m
107 ifeq ($(CONFIG_GCC), yes)
108 CODEC_EXTRA_LIBS-$(CONFIG_VP8) += m
112 # End of specified files. The rest of the build rules should happen
113 # automagically from here.
117 # Examples need different flags based on whether we're building
118 # from an installed tree or a version controlled tree. Determine
120 ifeq ($(HAVE_ALT_TREE_LAYOUT),yes)
121 LIB_PATH := $(SRC_PATH_BARE)/../lib
122 INC_PATH := $(SRC_PATH_BARE)/../include
124 LIB_PATH-yes += $(if $(BUILD_PFX),$(BUILD_PFX),.)
125 INC_PATH-$(CONFIG_VP8_DECODER) += $(SRC_PATH_BARE)/vp8
126 INC_PATH-$(CONFIG_VP8_ENCODER) += $(SRC_PATH_BARE)/vp8
127 LIB_PATH := $(call enabled,LIB_PATH)
128 INC_PATH := $(call enabled,INC_PATH)
130 INTERNAL_CFLAGS = $(addprefix -I,$(INC_PATH))
131 INTERNAL_LDFLAGS += $(addprefix -L,$(LIB_PATH))
134 # Expand list of selected examples to build (as specified above)
135 UTILS = $(call enabled,UTILS)
136 GEN_EXAMPLES = $(call enabled,GEN_EXAMPLES)
137 ALL_EXAMPLES = $(UTILS) $(GEN_EXAMPLES)
138 UTIL_SRCS = $(foreach ex,$(UTILS),$($(ex:.c=).SRCS))
139 ALL_SRCS = $(foreach ex,$(ALL_EXAMPLES),$($(ex:.c=).SRCS))
140 CODEC_EXTRA_LIBS=$(sort $(call enabled,CODEC_EXTRA_LIBS))
143 # Expand all example sources into a variable containing all sources
144 # for that example (not just them main one specified in UTILS/GEN_EXAMPLES)
145 # and add this file to the list (for MSVS workspace generation)
146 $(foreach ex,$(ALL_EXAMPLES),$(eval $(ex:.c=).SRCS += $(ex) examples.mk))
149 # If this is a universal (fat) binary, then all the subarchitectures have
150 # already been built and our job is to stitch them together. The
151 # BUILD_OBJS variable indicates whether we should be building
152 # (compiling, linking) the library. The LIPO_OBJS variable indicates
153 # that we're stitching.
154 $(eval $(if $(filter universal%,$(TOOLCHAIN)),LIPO_OBJS,BUILD_OBJS):=yes)
157 # Create build/install dependencies for all examples. The common case
158 # is handled here. The MSVS case is handled below.
159 NOT_MSVS = $(if $(CONFIG_MSVS),,yes)
160 DIST-BINS-$(NOT_MSVS) += $(addprefix bin/,$(ALL_EXAMPLES:.c=))
161 INSTALL-BINS-$(NOT_MSVS) += $(addprefix bin/,$(UTILS:.c=))
162 DIST-SRCS-yes += $(ALL_SRCS)
163 INSTALL-SRCS-yes += $(UTIL_SRCS)
164 OBJS-$(NOT_MSVS) += $(if $(BUILD_OBJS),$(call objs,$(ALL_SRCS)))
165 BINS-$(NOT_MSVS) += $(addprefix $(BUILD_PFX),$(ALL_EXAMPLES:.c=))
168 # Instantiate linker template for all examples.
169 CODEC_LIB=$(if $(CONFIG_DEBUG_LIBS),vpx_g,vpx)
170 $(foreach bin,$(BINS-yes),\
171 $(if $(BUILD_OBJS),$(eval $(bin): $(LIB_PATH)/lib$(CODEC_LIB).a))\
172 $(if $(BUILD_OBJS),$(eval $(call linker_template,$(bin),\
173 $(call objs,$($(notdir $(bin)).SRCS)) \
174 -l$(CODEC_LIB) $(addprefix -l,$(CODEC_EXTRA_LIBS))\
176 $(if $(LIPO_OBJS),$(eval $(call lipo_bin_template,$(bin))))\
180 # Rules to generate the GEN_EXAMPLES sources
182 CLEAN-OBJS += $(GEN_EXAMPLES)
184 @echo " [EXAMPLE] $@"
185 @$(SRC_PATH_BARE)/examples/gen_example_code.sh $< > $@
188 # The following pairs define a mapping of locations in the distribution
189 # tree to locations in the source/build trees.
190 INSTALL_MAPS += src/%.c %.c
191 INSTALL_MAPS += src/% $(SRC_PATH_BARE)/%
192 INSTALL_MAPS += bin/% %
196 # Set up additional MSVS environment
197 ifeq ($(CONFIG_MSVS),yes)
198 CODEC_LIB=$(if $(CONFIG_STATIC_MSVCRT),vpxmt,vpxmd)
199 # This variable uses deferred expansion intentionally, since the results of
200 # $(wildcard) may change during the course of the Make.
201 VS_PLATFORMS = $(foreach d,$(wildcard */Release/$(CODEC_LIB).lib),$(word 1,$(subst /, ,$(d))))
202 INSTALL_MAPS += $(foreach p,$(VS_PLATFORMS),bin/$(p)/% $(p)/Release/%)
205 # Build Visual Studio Projects. We use a template here to instantiate
206 # explicit rules rather than using an implicit rule because we want to
207 # leverage make's VPATH searching rather than specifying the paths on
208 # each file in ALL_EXAMPLES. This has the unfortunate side effect that
209 # touching the source files trigger a rebuild of the project files
210 # even though there is no real dependency there (the dependency is on
211 # the makefiles). We may want to revisit this.
212 define vcproj_template
213 $(1): $($(1:.vcproj=).SRCS)
214 @echo " [vcproj] $$@"
215 $$(SRC_PATH_BARE)/build/make/gen_msvs_proj.sh\
217 --target=$$(TOOLCHAIN)\
218 --name=$$(@:.vcproj=)\
219 --ver=$$(CONFIG_VS_VERSION)\
220 --proj-guid=$$($$(@:.vcproj=).GUID)\
221 $$(if $$(CONFIG_STATIC_MSVCRT),--static-crt) \
222 --out=$$@ $$(INTERNAL_CFLAGS) $$(CFLAGS) \
223 $$(INTERNAL_LDFLAGS) $$(LDFLAGS) -l$$(CODEC_LIB) -lwinmm $$^
225 PROJECTS-$(CONFIG_MSVS) += $(ALL_EXAMPLES:.c=.vcproj)
226 INSTALL-BINS-$(CONFIG_MSVS) += $(foreach p,$(VS_PLATFORMS),\
227 $(addprefix bin/$(p)/,$(ALL_EXAMPLES:.c=.exe)))
228 $(foreach proj,$(call enabled,PROJECTS),\
229 $(eval $(call vcproj_template,$(proj))))
234 # Documentation Rules
236 %.dox: examples/%.txt
238 @$(SRC_PATH_BARE)/examples/gen_example_text.sh $< | \
239 $(SRC_PATH_BARE)/examples/gen_example_doxy.php \
240 example_$(@:.dox=) $(@:.dox=.c) > $@
244 @echo "/*!\page example_$(@:.dox=) $(@:.dox=)" > $@
245 @echo " \includelineno $(notdir $<)" >> $@
248 samples.dox: examples.mk
250 @echo "/*!\page samples Sample Code" > $@
251 @echo " This SDK includes a number of sample applications."\
252 "each sample documents a feature of the SDK in both prose"\
253 "and the associated C code. In general, later samples"\
254 "build upon prior samples, so it is best to work through the"\
255 "list in order. The following samples are included: ">>$@
256 @$(foreach ex,$(GEN_EXAMPLES:.c=),\
257 echo " - \subpage example_$(ex) $($(ex).DESCRIPTION)" >> $@;)
259 @echo " In addition, the SDK contains a number of utilities."\
260 "Since these utilities are built upon the concepts described"\
261 "in the sample code listed above, they are not documented in"\
262 "pieces like the samples are. Thir sourcre is included here"\
263 "for reference. The following utilities are included:" >> $@
264 @$(foreach ex,$(UTILS:.c=),\
265 echo " - \subpage example_$(ex) $($(ex).DESCRIPTION)" >> $@;)
268 CLEAN-OBJS += examples.doxy samples.dox $(ALL_EXAMPLES:.c=.dox)
269 DOCS-yes += examples.doxy samples.dox $(ALL_EXAMPLES:.c=.dox)
270 examples.doxy: samples.dox $(ALL_EXAMPLES:.c=.dox)
271 @echo "INPUT += $^" > $@