Import aom library

This is the reference implementation for the Alliance for Open Media's av1 video code.

The commit used was 4d668d7feb1f8abd809d1bca0418570a7f142a36.

1 files changed, 383 insertions, 0 deletions

diff --git a/third_party/aom/examples.mk b/third_party/aom/examples.mk
new file mode 100644
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+++ b/third_party/aom/examples.mk
@@ -0,0 +1,383 @@
+##
+## Copyright (c) 2016, Alliance for Open Media. All rights reserved
+##
+## This source code is subject to the terms of the BSD 2 Clause License and
+## the Alliance for Open Media Patent License 1.0. If the BSD 2 Clause License
+## was not distributed with this source code in the LICENSE file, you can
+## obtain it at www.aomedia.org/license/software. If the Alliance for Open
+## Media Patent License 1.0 was not distributed with this source code in the
+## PATENTS file, you can obtain it at www.aomedia.org/license/patent.
+##
+
+
+LIBYUV_SRCS +=  third_party/libyuv/include/libyuv/basic_types.h  \
+                third_party/libyuv/include/libyuv/convert.h \
+                third_party/libyuv/include/libyuv/convert_argb.h \
+                third_party/libyuv/include/libyuv/convert_from.h \
+                third_party/libyuv/include/libyuv/cpu_id.h  \
+                third_party/libyuv/include/libyuv/planar_functions.h  \
+                third_party/libyuv/include/libyuv/rotate.h  \
+                third_party/libyuv/include/libyuv/row.h  \
+                third_party/libyuv/include/libyuv/scale.h  \
+                third_party/libyuv/include/libyuv/scale_row.h  \
+                third_party/libyuv/source/cpu_id.cc \
+                third_party/libyuv/source/planar_functions.cc \
+                third_party/libyuv/source/row_any.cc \
+                third_party/libyuv/source/row_common.cc \
+                third_party/libyuv/source/row_gcc.cc \
+                third_party/libyuv/source/row_mips.cc \
+                third_party/libyuv/source/row_neon.cc \
+                third_party/libyuv/source/row_neon64.cc \
+                third_party/libyuv/source/row_win.cc \
+                third_party/libyuv/source/scale.cc \
+                third_party/libyuv/source/scale_any.cc \
+                third_party/libyuv/source/scale_common.cc \
+                third_party/libyuv/source/scale_gcc.cc \
+                third_party/libyuv/source/scale_mips.cc \
+                third_party/libyuv/source/scale_neon.cc \
+                third_party/libyuv/source/scale_neon64.cc \
+                third_party/libyuv/source/scale_win.cc \
+
+LIBWEBM_COMMON_SRCS += third_party/libwebm/common/hdr_util.cc \
+                       third_party/libwebm/common/hdr_util.h \
+                       third_party/libwebm/common/webmids.h
+
+LIBWEBM_MUXER_SRCS += third_party/libwebm/mkvmuxer/mkvmuxer.cc \
+                      third_party/libwebm/mkvmuxer/mkvmuxerutil.cc \
+                      third_party/libwebm/mkvmuxer/mkvwriter.cc \
+                      third_party/libwebm/mkvmuxer/mkvmuxer.h \
+                      third_party/libwebm/mkvmuxer/mkvmuxertypes.h \
+                      third_party/libwebm/mkvmuxer/mkvmuxerutil.h \
+                      third_party/libwebm/mkvparser/mkvparser.h \
+                      third_party/libwebm/mkvmuxer/mkvwriter.h
+
+LIBWEBM_PARSER_SRCS = third_party/libwebm/mkvparser/mkvparser.cc \
+                      third_party/libwebm/mkvparser/mkvreader.cc \
+                      third_party/libwebm/mkvparser/mkvparser.h \
+                      third_party/libwebm/mkvparser/mkvreader.h
+
+# Add compile flags and include path for libwebm sources.
+ifeq ($(CONFIG_WEBM_IO),yes)
+  CXXFLAGS     += -D__STDC_CONSTANT_MACROS -D__STDC_LIMIT_MACROS
+  INC_PATH-yes += $(SRC_PATH_BARE)/third_party/libwebm
+endif
+
+# List of examples to build. UTILS are tools meant for distribution
+# while EXAMPLES demonstrate specific portions of the API.
+UTILS-$(CONFIG_DECODERS)    += aomdec.c
+aomdec.SRCS                 += md5_utils.c md5_utils.h
+aomdec.SRCS                 += aom_ports/mem_ops.h
+aomdec.SRCS                 += aom_ports/mem_ops_aligned.h
+aomdec.SRCS                 += aom_ports/msvc.h
+aomdec.SRCS                 += aom_ports/aom_timer.h
+aomdec.SRCS                 += aom/aom_integer.h
+aomdec.SRCS                 += args.c args.h
+aomdec.SRCS                 += ivfdec.c ivfdec.h
+aomdec.SRCS                 += tools_common.c tools_common.h
+aomdec.SRCS                 += y4menc.c y4menc.h
+ifeq ($(CONFIG_LIBYUV),yes)
+  aomdec.SRCS                 += $(LIBYUV_SRCS)
+endif
+ifeq ($(CONFIG_WEBM_IO),yes)
+  aomdec.SRCS                 += $(LIBWEBM_COMMON_SRCS)
+  aomdec.SRCS                 += $(LIBWEBM_MUXER_SRCS)
+  aomdec.SRCS                 += $(LIBWEBM_PARSER_SRCS)
+  aomdec.SRCS                 += webmdec.cc webmdec.h
+endif
+aomdec.GUID                  = BA5FE66F-38DD-E034-F542-B1578C5FB950
+aomdec.DESCRIPTION           = Full featured decoder
+UTILS-$(CONFIG_ENCODERS)    += aomenc.c
+aomenc.SRCS                 += args.c args.h y4minput.c y4minput.h aomenc.h
+aomenc.SRCS                 += ivfdec.c ivfdec.h
+aomenc.SRCS                 += ivfenc.c ivfenc.h
+aomenc.SRCS                 += rate_hist.c rate_hist.h
+aomenc.SRCS                 += tools_common.c tools_common.h
+aomenc.SRCS                 += examples/encoder_util.h examples/encoder_util.c
+aomenc.SRCS                 += warnings.c warnings.h
+aomenc.SRCS                 += aom_ports/mem_ops.h
+aomenc.SRCS                 += aom_ports/mem_ops_aligned.h
+aomenc.SRCS                 += aom_ports/msvc.h
+aomenc.SRCS                 += aom_ports/aom_timer.h
+aomenc.SRCS                 += aomstats.c aomstats.h
+ifeq ($(CONFIG_LIBYUV),yes)
+  aomenc.SRCS                 += $(LIBYUV_SRCS)
+endif
+ifeq ($(CONFIG_WEBM_IO),yes)
+  aomenc.SRCS                 += $(LIBWEBM_COMMON_SRCS)
+  aomenc.SRCS                 += $(LIBWEBM_MUXER_SRCS)
+  aomenc.SRCS                 += $(LIBWEBM_PARSER_SRCS)
+  aomenc.SRCS                 += webmenc.cc webmenc.h
+endif
+aomenc.GUID                  = 548DEC74-7A15-4B2B-AFC3-AA102E7C25C1
+aomenc.DESCRIPTION           = Full featured encoder
+
+ifeq ($(CONFIG_ANALYZER),yes)
+  EXAMPLES-$(CONFIG_DECODERS)        += analyzer.cc
+  analyzer.GUID                       = 83827a8c-e3c3-4b19-8832-0cfc206c4496
+  analyzer.SRCS                      += ivfdec.h ivfdec.c
+  analyzer.SRCS                      += av1/decoder/inspection.h
+  analyzer.SRCS                      += av1/decoder/inspection.c
+  analyzer.SRCS                      += video_reader.h video_reader.c
+  analyzer.SRCS                      += tools_common.h tools_common.c
+  analyzer.DESCRIPTION                = Bitstream analyzer
+endif
+
+ifeq ($(CONFIG_INSPECTION),yes)
+EXAMPLES-$(CONFIG_DECODERS) += inspect.c
+inspect.GUID                 = FA46A420-3356-441F-B0FD-60AA1345C181
+inspect.SRCS                += ivfdec.h ivfdec.c
+inspect.SRCS                += args.c args.h
+inspect.SRCS                += tools_common.h tools_common.c
+inspect.SRCS                += video_common.h
+inspect.SRCS                += video_reader.h video_reader.c
+inspect.SRCS                += aom_ports/mem_ops.h
+inspect.SRCS                += aom_ports/mem_ops_aligned.h
+inspect.SRCS                += aom_ports/msvc.h
+inspect.DESCRIPTION          = Dump inspection data
+endif
+
+EXAMPLES-$(CONFIG_DECODERS)        += simple_decoder.c
+simple_decoder.GUID                 = D3BBF1E9-2427-450D-BBFF-B2843C1D44CC
+simple_decoder.SRCS                += ivfdec.h ivfdec.c
+simple_decoder.SRCS                += tools_common.h tools_common.c
+simple_decoder.SRCS                += video_common.h
+simple_decoder.SRCS                += video_reader.h video_reader.c
+simple_decoder.SRCS                += aom_ports/mem_ops.h
+simple_decoder.SRCS                += aom_ports/mem_ops_aligned.h
+simple_decoder.SRCS                += aom_ports/msvc.h
+simple_decoder.DESCRIPTION          = Simplified decoder loop
+EXAMPLES-$(CONFIG_DECODERS)        += decode_to_md5.c
+decode_to_md5.SRCS                 += md5_utils.h md5_utils.c
+decode_to_md5.SRCS                 += ivfdec.h ivfdec.c
+decode_to_md5.SRCS                 += tools_common.h tools_common.c
+decode_to_md5.SRCS                 += video_common.h
+decode_to_md5.SRCS                 += video_reader.h video_reader.c
+decode_to_md5.SRCS                 += aom_ports/mem_ops.h
+decode_to_md5.SRCS                 += aom_ports/mem_ops_aligned.h
+decode_to_md5.SRCS                 += aom_ports/msvc.h
+decode_to_md5.GUID                  = 59120B9B-2735-4BFE-B022-146CA340FE42
+decode_to_md5.DESCRIPTION           = Frame by frame MD5 checksum
+EXAMPLES-$(CONFIG_ENCODERS)     += simple_encoder.c
+simple_encoder.SRCS             += ivfenc.h ivfenc.c
+simple_encoder.SRCS             += tools_common.h tools_common.c
+simple_encoder.SRCS             += video_common.h
+simple_encoder.SRCS             += video_writer.h video_writer.c
+simple_encoder.SRCS             += aom_ports/msvc.h
+simple_encoder.GUID              = 4607D299-8A71-4D2C-9B1D-071899B6FBFD
+simple_encoder.DESCRIPTION       = Simplified encoder loop
+EXAMPLES-$(CONFIG_AV1_ENCODER)  += lossless_encoder.c
+lossless_encoder.SRCS           += ivfenc.h ivfenc.c
+lossless_encoder.SRCS           += tools_common.h tools_common.c
+lossless_encoder.SRCS           += video_common.h
+lossless_encoder.SRCS           += video_writer.h video_writer.c
+lossless_encoder.SRCS           += aom_ports/msvc.h
+lossless_encoder.GUID            = B63C7C88-5348-46DC-A5A6-CC151EF93366
+lossless_encoder.DESCRIPTION     = Simplified lossless encoder
+EXAMPLES-$(CONFIG_ENCODERS)     += twopass_encoder.c
+twopass_encoder.SRCS            += ivfenc.h ivfenc.c
+twopass_encoder.SRCS            += tools_common.h tools_common.c
+twopass_encoder.SRCS            += video_common.h
+twopass_encoder.SRCS            += video_writer.h video_writer.c
+twopass_encoder.SRCS            += aom_ports/msvc.h
+twopass_encoder.GUID             = 73494FA6-4AF9-4763-8FBB-265C92402FD8
+twopass_encoder.DESCRIPTION      = Two-pass encoder loop
+EXAMPLES-$(CONFIG_DECODERS)     += decode_with_drops.c
+decode_with_drops.SRCS          += ivfdec.h ivfdec.c
+decode_with_drops.SRCS          += tools_common.h tools_common.c
+decode_with_drops.SRCS          += video_common.h
+decode_with_drops.SRCS          += video_reader.h video_reader.c
+decode_with_drops.SRCS          += aom_ports/mem_ops.h
+decode_with_drops.SRCS          += aom_ports/mem_ops_aligned.h
+decode_with_drops.SRCS          += aom_ports/msvc.h
+decode_with_drops.GUID           = CE5C53C4-8DDA-438A-86ED-0DDD3CDB8D26
+decode_with_drops.DESCRIPTION    = Drops frames while decoding
+EXAMPLES-$(CONFIG_ENCODERS)        += set_maps.c
+set_maps.SRCS                      += ivfenc.h ivfenc.c
+set_maps.SRCS                      += tools_common.h tools_common.c
+set_maps.SRCS                      += video_common.h
+set_maps.SRCS                      += video_writer.h video_writer.c
+set_maps.SRCS                      += aom_ports/msvc.h
+set_maps.GUID                       = ECB2D24D-98B8-4015-A465-A4AF3DCC145F
+set_maps.DESCRIPTION                = Set active and ROI maps
+ifeq ($(CONFIG_ENCODERS),yes)
+ifeq ($(CONFIG_DECODERS),yes)
+EXAMPLES-$(CONFIG_ENCODERS)        += aom_cx_set_ref.c
+aom_cx_set_ref.SRCS                += ivfenc.h ivfenc.c
+aom_cx_set_ref.SRCS                += tools_common.h tools_common.c
+aom_cx_set_ref.SRCS                += examples/encoder_util.h
+aom_cx_set_ref.SRCS                += examples/encoder_util.c
+aom_cx_set_ref.SRCS                += video_common.h
+aom_cx_set_ref.SRCS                += video_writer.h video_writer.c
+aom_cx_set_ref.SRCS                += aom_ports/msvc.h
+aom_cx_set_ref.GUID                 = C5E31F7F-96F6-48BD-BD3E-10EBF6E8057A
+aom_cx_set_ref.DESCRIPTION          = AV1 set encoder reference frame
+endif
+endif
+
+# Handle extra library flags depending on codec configuration
+
+# We should not link to math library (libm) on RVCT
+# when building for bare-metal targets
+ifeq ($(CONFIG_OS_SUPPORT), yes)
+CODEC_EXTRA_LIBS-$(CONFIG_AV1)            += m
+else
+    ifeq ($(CONFIG_GCC), yes)
+    CODEC_EXTRA_LIBS-$(CONFIG_AV1)        += m
+    endif
+endif
+#
+# End of specified files. The rest of the build rules should happen
+# automagically from here.
+#
+
+
+# Examples need different flags based on whether we're building
+# from an installed tree or a version controlled tree. Determine
+# the proper paths.
+ifeq ($(HAVE_ALT_TREE_LAYOUT),yes)
+    LIB_PATH-yes := $(SRC_PATH_BARE)/../lib
+    INC_PATH-yes := $(SRC_PATH_BARE)/../include
+else
+    LIB_PATH-yes                     += $(if $(BUILD_PFX),$(BUILD_PFX),.)
+    INC_PATH-$(CONFIG_AV1_DECODER)   += $(SRC_PATH_BARE)/av1
+    INC_PATH-$(CONFIG_AV1_ENCODER)   += $(SRC_PATH_BARE)/av1
+endif
+INC_PATH-$(CONFIG_LIBYUV) += $(SRC_PATH_BARE)/third_party/libyuv/include
+LIB_PATH := $(call enabled,LIB_PATH)
+INC_PATH := $(call enabled,INC_PATH)
+INTERNAL_CFLAGS = $(addprefix -I,$(INC_PATH))
+INTERNAL_LDFLAGS += $(addprefix -L,$(LIB_PATH))
+
+
+# Expand list of selected examples to build (as specified above)
+UTILS           = $(call enabled,UTILS)
+EXAMPLES        = $(addprefix examples/,$(call enabled,EXAMPLES))
+ALL_EXAMPLES    = $(UTILS) $(EXAMPLES)
+UTIL_SRCS       = $(foreach ex,$(UTILS),$($(ex:.c=).SRCS) $($(ex:.cc=).SRCS))
+ALL_SRCS        = $(foreach ex, $(ALL_EXAMPLES),  \
+                      $($(notdir $(ex:.c=)).SRCS) \
+                      $($(notdir $(ex:.cc=)).SRCS))
+CODEC_EXTRA_LIBS=$(sort $(call enabled,CODEC_EXTRA_LIBS))
+
+
+# Expand all example sources into a variable containing all sources
+# for that example (not just them main one specified in UTILS/EXAMPLES)
+# and add this file to the list (for MSVS workspace generation)
+EXAMPLES_C = $(filter-out %.cc, $(ALL_EXAMPLES))
+$(foreach ex,$(EXAMPLES_C), \
+    $(eval $(notdir $(ex:.c=)).SRCS += $(ex) examples.mk))
+EXAMPLES_CXX = $(filter-out %.c, $(ALL_EXAMPLES))
+$(foreach ex,$(EXAMPLES_CXX), \
+    $(eval $(notdir $(ex:.cc=)).SRCS += $(ex) examples.mk))
+
+# Create build/install dependencies for all examples. The common case
+# is handled here. The MSVS case is handled below.
+NOT_MSVS = $(if $(CONFIG_MSVS),,yes)
+DIST-BINS-$(NOT_MSVS)      += $(addprefix bin/,$(EXAMPLES_C:.c=$(EXE_SFX)))
+DIST-BINS-$(NOT_MSVS)      += $(addprefix bin/,$(EXAMPLES_CXX:.cc=$(EXE_SFX)))
+INSTALL-BINS-$(NOT_MSVS)   += $(addprefix bin/,$(UTILS:.c=$(EXE_SFX)))
+DIST-SRCS-yes              += $(ALL_SRCS)
+INSTALL-SRCS-yes           += $(UTIL_SRCS)
+OBJS-$(NOT_MSVS)           += $(call objs,$(ALL_SRCS))
+BINS-$(NOT_MSVS)           += $(addprefix $(BUILD_PFX), \
+                                  $(EXAMPLES_C:.c=$(EXE_SFX)))
+BINS-$(NOT_MSVS)           += $(addprefix $(BUILD_PFX), \
+                                  $(EXAMPLES_CXX:.cc=$(EXE_SFX)))
+
+# Instantiate linker template for all examples.
+CODEC_LIB=$(if $(CONFIG_DEBUG_LIBS),aom_g,aom)
+ifneq ($(filter darwin%,$(TGT_OS)),)
+SHARED_LIB_SUF=.dylib
+else
+ifneq ($(filter os2%,$(TGT_OS)),)
+SHARED_LIB_SUF=_dll.a
+else
+SHARED_LIB_SUF=.so
+endif
+endif
+CODEC_LIB_SUF=$(if $(CONFIG_SHARED),$(SHARED_LIB_SUF),.a)
+$(foreach bin,$(BINS-yes),\
+    $(eval $(bin):$(LIB_PATH)/lib$(CODEC_LIB)$(CODEC_LIB_SUF))\
+    $(eval $(call linker_template,$(bin),\
+        $(call objs,$($(notdir $(bin:$(EXE_SFX)=)).SRCS)) \
+        -l$(CODEC_LIB) $(addprefix -l,$(CODEC_EXTRA_LIBS))\
+        )))
+
+# The following pairs define a mapping of locations in the distribution
+# tree to locations in the source/build trees.
+INSTALL_MAPS += src/%.c   %.c
+INSTALL_MAPS += src/%     $(SRC_PATH_BARE)/%
+INSTALL_MAPS += bin/%     %
+INSTALL_MAPS += %         %
+
+
+# Set up additional MSVS environment
+ifeq ($(CONFIG_MSVS),yes)
+CODEC_LIB=$(if $(CONFIG_SHARED),aom,$(if $(CONFIG_STATIC_MSVCRT),aommt,aommd))
+# This variable uses deferred expansion intentionally, since the results of
+# $(wildcard) may change during the course of the Make.
+VS_PLATFORMS = $(foreach d,$(wildcard */Release/$(CODEC_LIB).lib),$(word 1,$(subst /, ,$(d))))
+INSTALL_MAPS += $(foreach p,$(VS_PLATFORMS),bin/$(p)/%  $(p)/Release/%)
+endif
+
+# Build Visual Studio Projects. We use a template here to instantiate
+# explicit rules rather than using an implicit rule because we want to
+# leverage make's VPATH searching rather than specifying the paths on
+# each file in ALL_EXAMPLES. This has the unfortunate side effect that
+# touching the source files trigger a rebuild of the project files
+# even though there is no real dependency there (the dependency is on
+# the makefiles). We may want to revisit this.
+define vcproj_template
+$(1): $($(1:.$(VCPROJ_SFX)=).SRCS) aom.$(VCPROJ_SFX)
+	$(if $(quiet),@echo "    [vcproj] $$@")
+	$(qexec)$$(GEN_VCPROJ)\
+            --exe\
+            --target=$$(TOOLCHAIN)\
+            --name=$$(@:.$(VCPROJ_SFX)=)\
+            --ver=$$(CONFIG_VS_VERSION)\
+            --proj-guid=$$($$(@:.$(VCPROJ_SFX)=).GUID)\
+            --src-path-bare="$(SRC_PATH_BARE)" \
+            $$(if $$(CONFIG_STATIC_MSVCRT),--static-crt) \
+            --out=$$@ $$(INTERNAL_CFLAGS) $$(CFLAGS) \
+            $$(INTERNAL_LDFLAGS) $$(LDFLAGS) -l$$(CODEC_LIB) $$^
+endef
+ALL_EXAMPLES_BASENAME := $(notdir $(ALL_EXAMPLES))
+PROJECTS-$(CONFIG_MSVS) += $(ALL_EXAMPLES_BASENAME:.c=.$(VCPROJ_SFX))
+INSTALL-BINS-$(CONFIG_MSVS) += $(foreach p,$(VS_PLATFORMS),\
+                               $(addprefix bin/$(p)/,$(ALL_EXAMPLES_BASENAME:.c=.exe)))
+$(foreach proj,$(call enabled,PROJECTS),\
+    $(eval $(call vcproj_template,$(proj))))
+
+#
+# Documentation Rules
+#
+%.dox: %.c
+	@echo "    [DOXY] $@"
+	@mkdir -p $(dir $@)
+	@echo "/*!\page example_$(@F:.dox=) $(@F:.dox=)" > $@
+	@echo "   \includelineno $(<F)" >> $@
+	@echo "*/" >> $@
+
+samples.dox: examples.mk
+	@echo "    [DOXY] $@"
+	@echo "/*!\page samples Sample Code" > $@
+	@echo "    This SDK includes a number of sample applications."\
+	      "Each sample documents a feature of the SDK in both prose"\
+	      "and the associated C code."\
+	      "The following samples are included: ">>$@
+	@$(foreach ex,$(sort $(notdir $(EXAMPLES:.c=))),\
+	   echo "     - \subpage example_$(ex) $($(ex).DESCRIPTION)" >> $@;)
+	@echo >> $@
+	@echo "    In addition, the SDK contains a number of utilities."\
+              "Since these utilities are built upon the concepts described"\
+              "in the sample code listed above, they are not documented in"\
+              "pieces like the samples are. Their source is included here"\
+              "for reference. The following utilities are included:" >> $@
+	@$(foreach ex,$(sort $(UTILS:.c=)),\
+	   echo "     - \subpage example_$(ex) $($(ex).DESCRIPTION)" >> $@;)
+	@echo "*/" >> $@
+
+CLEAN-OBJS += examples.doxy samples.dox $(ALL_EXAMPLES:.c=.dox)
+DOCS-yes += examples.doxy samples.dox
+examples.doxy: samples.dox $(ALL_EXAMPLES:.c=.dox)
+	@echo "INPUT += $^" > $@