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