Organize aom_config_defaults.cmake and update docstrings.

Change-Id: Ibf73c7fa69adfe83f6d57546b7a8f9da67638048
diff --git a/build/cmake/aom_config_defaults.cmake b/build/cmake/aom_config_defaults.cmake
index 33d2c1e..9cdc085 100644
--- a/build/cmake/aom_config_defaults.cmake
+++ b/build/cmake/aom_config_defaults.cmake
@@ -8,177 +8,198 @@
 ## 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.
 ##
-
 # Defaults for every libaom configuration variable. Here we add all libaom
 # config variables to the cmake variable cache, but omit the FORCE parameter to
 # allow users to specify values when executing cmake to generate build files.
 # Values here are used only if not set by the user.
-set(RESTRICT "" CACHE STRING "Sets RESTRICT value for current target.")
 set(INLINE "" CACHE STRING "Sets INLINE value for current target.")
+set(RESTRICT "" CACHE STRING "Sets RESTRICT value for current target.")
+
+# CPUs.
 set(ARCH_ARM 0 CACHE NUMBER "Enables ARM architecture.")
 set(ARCH_MIPS 0 CACHE NUMBER "Enables MIPS architecture.")
 set(ARCH_X86 0 CACHE NUMBER "Enables X86 architecture.")
 set(ARCH_X86_64 0 CACHE NUMBER "Enables X86_64 architecture.")
+
+# ARM optimization flags.
 set(HAVE_EDSP 0 CACHE NUMBER "Enables EDSP optimizations.")
 set(HAVE_NEON 0 CACHE NUMBER "Enables NEON intrinsics optimizations.")
 set(HAVE_NEON_ASM 0 CACHE NUMBER "Enables NEON assembly optimizations.")
-set(HAVE_MIPS32 0 CACHE NUMBER "Enables MIPS32 optimizations.")
+
+# MIPS optimization flags.
 set(HAVE_DSPR2 0 CACHE NUMBER "Enables DSPR2 optimizations.")
-set(HAVE_MSA 0 CACHE NUMBER "Enables MSA optimizations.")
+set(HAVE_MIPS32 0 CACHE NUMBER "Enables MIPS32 optimizations.")
 set(HAVE_MIPS64 0 CACHE NUMBER "Enables MIPS64 optimizations. ")
+set(HAVE_MSA 0 CACHE NUMBER "Enables MSA optimizations.")
+
+# x86/x86_64 optimization flags.
+set(HAVE_AVX 0 CACHE NUMBER "Enables AVX optimizations.")
+set(HAVE_AVX2 0 CACHE NUMBER "Enables AVX2 optimizations.")
 set(HAVE_MMX 0 CACHE NUMBER "Enables MMX optimizations. ")
 set(HAVE_SSE 0 CACHE NUMBER "Enables SSE optimizations.")
 set(HAVE_SSE2 0 CACHE NUMBER "Enables SSE2 optimizations.")
 set(HAVE_SSE3 0 CACHE NUMBER "Enables SSE3 optimizations.")
-set(HAVE_SSSE3 0 CACHE NUMBER "Enables SSSE3 optimizations.")
 set(HAVE_SSE4_1 0 CACHE NUMBER "Enables SSE 4.1 optimizations.")
-set(HAVE_AVX 0 CACHE NUMBER "Enables AVX optimizations.")
-set(HAVE_AVX2 0 CACHE NUMBER "Enables AVX2 optimizations.")
+set(HAVE_SSSE3 0 CACHE NUMBER "Enables SSSE3 optimizations.")
+
+# Flags describing the build environment.
 set(HAVE_AOM_PORTS 0 CACHE NUMBER "Internal flag, deprecated.")
 set(HAVE_FEXCEPT 0 CACHE NUMBER "Internal flag, GNU fenv.h present for target.")
 set(HAVE_PTHREAD_H 0 CACHE NUMBER "Internal flag, target pthread support.")
 set(HAVE_UNISTD_H 0 CACHE NUMBER "Internal flag, unistd.h present for target.")
 set(HAVE_WXWIDGETS 0 CACHE NUMBER "WxWidgets present.")
-set(CONFIG_DEPENDENCY_TRACKING 1 CACHE NUMBER "Internal flag.")
-set(CONFIG_EXTERNAL_BUILD 0 CACHE NUMBER "Internal flag.")
-set(CONFIG_INSTALL_BINS 0 CACHE NUMBER "Internal flag.")
-set(CONFIG_INSTALL_DOCS 0 CACHE NUMBER "Internal flag.")
-set(CONFIG_INSTALL_LIBS 0 CACHE NUMBER "Internal flag.")
-set(CONFIG_INSTALL_SRCS 0 CACHE NUMBER "Internal flag.")
-set(CONFIG_DEBUG 0 CACHE NUMBER "Internal flag.")
-set(CONFIG_GPROF 0 CACHE NUMBER "Internal flag.")
-set(CONFIG_GCOV 0 CACHE NUMBER "Internal flag.")
-set(CONFIG_RVCT 0 CACHE NUMBER "Internal flag.")
-set(CONFIG_GCC 0 CACHE NUMBER "Internal flag.")
-set(CONFIG_MSVS 0 CACHE NUMBER "Internal flag.")
-set(CONFIG_PIC 0 CACHE NUMBER "Internal flag.")
-set(CONFIG_BIG_ENDIAN 0 CACHE NUMBER "Internal flag.")
-set(CONFIG_CODEC_SRCS 0 CACHE NUMBER "Internal flag.")
-set(CONFIG_DEBUG_LIBS 0 CACHE NUMBER "Internal flag.")
-set(CONFIG_RUNTIME_CPU_DETECT 1 CACHE NUMBER "Internal flag.")
-set(CONFIG_POSTPROC 1 CACHE NUMBER "Internal flag.")
-set(CONFIG_MULTITHREAD 1 CACHE NUMBER "Internal flag.")
-set(CONFIG_INTERNAL_STATS 0 CACHE NUMBER "Internal flag.")
-set(CONFIG_AV1_ENCODER 1 CACHE NUMBER "Enable AV1 encoder.")
-set(CONFIG_AV1_DECODER 1 CACHE NUMBER "Enable AV1 decoder.")
+
+# Deprecated flags preserved for compatibility with configure build.
+set(CONFIG_CODEC_SRCS 0 CACHE NUMBER "Deprecated flag.")
+set(CONFIG_DEBUG_LIBS 0 CACHE NUMBER "Deprecated flag.")
+set(CONFIG_DEPENDENCY_TRACKING 1 CACHE NUMBER "Deprecated flag.")
+set(CONFIG_ERROR_CONCEALMENT 0 CACHE NUMBER "Deprecated flag.")
+set(CONFIG_EXPERIMENTAL 0 CACHE NUMBER "Deprecated flag.")
+set(CONFIG_EXTERNAL_BUILD 0 CACHE NUMBER "Deprecated flag.")
+set(CONFIG_GCOV 0 CACHE NUMBER "Deprecated flag.")
+set(CONFIG_GPROF 0 CACHE NUMBER "Deprecated flag.")
+set(CONFIG_INSTALL_BINS 0 CACHE NUMBER "Deprecated flag.")
+set(CONFIG_INSTALL_DOCS 0 CACHE NUMBER "Deprecated flag.")
+set(CONFIG_INSTALL_LIBS 0 CACHE NUMBER "Deprecated flag.")
+set(CONFIG_INSTALL_SRCS 0 CACHE NUMBER "Deprecated flag.")
+set(CONFIG_POSTPROC 1 CACHE NUMBER "Deprecated flag.")
+set(CONFIG_POSTPROC_VISUALIZER 0 CACHE NUMBER "Deprecated flag.")
+set(CONFIG_RVCT 0 CACHE NUMBER "Deprecated flag.")
+set(CONFIG_SMALL 0 CACHE NUMBER "Deprecated flag.")
+set(CONFIG_STATIC_MSVCRT 0 CACHE NUMBER "Deprecated flag.")
+
+# Build configuration flags.
 set(CONFIG_AV1 1 CACHE NUMBER "Internal flag.")
-set(CONFIG_STATIC_MSVCRT 0 CACHE NUMBER "Internal flag.")
-set(CONFIG_SPATIAL_RESAMPLING 1 CACHE NUMBER "Internal flag.")
-set(CONFIG_REALTIME_ONLY 0 CACHE NUMBER "Internal flag.")
-set(CONFIG_ONTHEFLY_BITPACKING 0 CACHE NUMBER "Internal flag.")
-set(CONFIG_ERROR_CONCEALMENT 0 CACHE NUMBER "Internal flag.")
-set(CONFIG_SHARED 0 CACHE NUMBER "Internal flag.")
-set(CONFIG_STATIC 1 CACHE NUMBER "Internal flag.")
-set(CONFIG_SMALL 0 CACHE NUMBER "Internal flag.")
-set(CONFIG_POSTPROC_VISUALIZER 0 CACHE NUMBER "Internal flag.")
+set(CONFIG_AV1_DECODER 1 CACHE NUMBER "Enable AV1 decoder.")
+set(CONFIG_AV1_ENCODER 1 CACHE NUMBER "Enable AV1 encoder.")
+set(CONFIG_BIG_ENDIAN 0 CACHE NUMBER "Internal flag.")
+set(CONFIG_GCC 0 CACHE NUMBER "Building with GCC (detected).")
+set(CONFIG_LIBYUV 1 CACHE NUMBER "Enables libyuv scaling/conversion support.")
+set(CONFIG_MSVS 0 CACHE NUMBER "Building with MS Visual Studio (detected).")
+set(CONFIG_MULTITHREAD 1 CACHE NUMBER "Multithread support.")
 set(CONFIG_OS_SUPPORT 0 CACHE NUMBER "Internal flag.")
-set(CONFIG_UNIT_TESTS 1 CACHE NUMBER "Internal flag.")
+set(CONFIG_PIC 0 CACHE NUMBER "Build with PIC enabled.")
+set(CONFIG_RUNTIME_CPU_DETECT 1 CACHE NUMBER "Runtime CPU detection support.")
+set(CONFIG_SHARED 0 CACHE NUMBER "Build shared libs.")
+set(CONFIG_STATIC 1 CACHE NUMBER "Build static libs.")
 set(CONFIG_WEBM_IO 1 CACHE NUMBER "Enables WebM support.")
-set(CONFIG_LIBYUV 1 CACHE NUMBER "Enables libyuv scaling and conversion support.")
+
+# Debugging flags.
+set(CONFIG_BITSTREAM_DEBUG 0 CACHE NUMBER "Bitstream debugging flag.")
+set(CONFIG_DEBUG 0 CACHE NUMBER "Debug build flag.")
+
+# Testing flags.
+set(CONFIG_DECODE_PERF_TESTS 0 CACHE NUMBER "Enables decoder performance test.")
+set(CONFIG_ENCODE_PERF_TESTS 0 CACHE NUMBER "Enables encoder performance test.")
+set(CONFIG_UNIT_TESTS 1 CACHE NUMBER "Enables unit tests.")
+
+# AV1 feature flags.
 set(CONFIG_ACCOUNTING 0 CACHE NUMBER "Enables bit accounting.")
+set(CONFIG_ANALYZER 0 CACHE NUMBER "Enables bit stream analyzer.")
+set(CONFIG_COEFFICIENT_RANGE_CHECKING 0 CACHE NUMBER "Coefficient range check.")
+set(CONFIG_COLORSPACE_HEADERS 0 CACHE NUMBER "Colorspace header support.")
+set(CONFIG_HIGHBITDEPTH 1 CACHE NUMBER "Enables high bit depth support.")
 set(CONFIG_INSPECTION 0 CACHE NUMBER "Enables bitstream inspection.")
-set(CONFIG_DECODE_PERF_TESTS 0 CACHE NUMBER "Internal flag.")
-set(CONFIG_ENCODE_PERF_TESTS 0 CACHE NUMBER "Internal flag.")
-set(CONFIG_COEFFICIENT_RANGE_CHECKING 0 CACHE NUMBER "Internal flag.")
-set(CONFIG_LOWBITDEPTH 1 CACHE NUMBER "Internal flag.")
-set(CONFIG_HIGHBITDEPTH 1 CACHE NUMBER "Internal flag.")
-set(CONFIG_EXPERIMENTAL 0 CACHE NUMBER "Internal flag.")
-set(CONFIG_SIZE_LIMIT 0 CACHE NUMBER "Internal flag.")
-set(CONFIG_COLORSPACE_HEADERS 0 CACHE NUMBER "Internal flag.")
-set(CONFIG_FP_MB_STATS 0 CACHE NUMBER "Internal flag.")
-set(CONFIG_CDEF 1 CACHE NUMBER "Internal flag.")
-set(CONFIG_VAR_TX 1 CACHE NUMBER "Internal flag.")
-set(CONFIG_RECT_TX 1 CACHE NUMBER "Internal flag.")
-set(CONFIG_RECT_TX_EXT 0 CACHE NUMBER "Internal flag.")
-set(CONFIG_TPL_MV 0 CACHE NUMBER "Internal flag.")
-set(CONFIG_DUAL_FILTER 1 CACHE NUMBER "Internal flag.")
-set(CONFIG_CONVOLVE_ROUND 0 CACHE NUMBER "Internal flag.")
-set(CONFIG_COMPOUND_ROUND 0 CACHE NUMBER "Internal flag.")
-set(CONFIG_EXT_TX 1 CACHE NUMBER "Internal flag.")
-set(CONFIG_DPCM_INTRA 0 CACHE NUMBER "Internal flag.")
-set(CONFIG_TX64X64 0 CACHE NUMBER "Internal flag.")
-set(CONFIG_EXT_INTRA 1 CACHE NUMBER "Internal flag.")
-set(CONFIG_INTRA_INTERP 0 CACHE NUMBER "Internal flag.")
-set(CONFIG_FILTER_INTRA 0 CACHE NUMBER "Internal flag.")
-set(CONFIG_INTRA_EDGE 0 CACHE NUMBER "Internal flag.")
-set(CONFIG_INTRABC 0 CACHE NUMBER "Internal flag.")
-set(CONFIG_EXT_INTER 1 CACHE NUMBER "Internal flag.")
-set(CONFIG_INTERINTRA 1 CACHE NUMBER "Internal flag.")
-set(CONFIG_WEDGE 1 CACHE NUMBER "Internal flag.")
-set(CONFIG_COMPOUND_SEGMENT 1 CACHE NUMBER "Internal flag.")
-set(CONFIG_EXT_REFS 1 CACHE NUMBER "Internal flag.")
-set(CONFIG_SPEED_REFS 0 CACHE NUMBER "Internal flag.")
-set(CONFIG_GLOBAL_MOTION 1 CACHE NUMBER "Internal flag.")
-set(CONFIG_NEW_QUANT 0 CACHE NUMBER "Internal flag.")
-set(CONFIG_SUPERTX 0 CACHE NUMBER "Internal flag.")
-set(CONFIG_ANS 0 CACHE NUMBER "Internal flag.")
-set(CONFIG_LOOP_RESTORATION 0 CACHE NUMBER "Internal flag.")
-set(CONFIG_EXT_PARTITION 0 CACHE NUMBER "Internal flag.")
-set(CONFIG_EXT_PARTITION_TYPES 0 CACHE NUMBER "Internal flag.")
-set(CONFIG_UNPOISON_PARTITION_CTX 0 CACHE NUMBER "Internal flag.")
-set(CONFIG_EXT_TILE 0 CACHE NUMBER "Internal flag.")
-set(CONFIG_MOTION_VAR 1 CACHE NUMBER "Internal flag.")
-set(CONFIG_NCOBMC 0 CACHE NUMBER "Internal flag.")
-set(CONFIG_WARPED_MOTION 1 CACHE NUMBER "Internal flag.")
-set(CONFIG_Q_ADAPT_PROBS 0 CACHE NUMBER "Internal flag.")
-set(CONFIG_BITSTREAM_DEBUG 0 CACHE NUMBER "Internal flag.")
-set(CONFIG_ALT_INTRA 1 CACHE NUMBER "Internal flag.")
-set(CONFIG_PALETTE 1 CACHE NUMBER "Internal flag.")
-set(CONFIG_PALETTE_DELTA_ENCODING 0 CACHE NUMBER "Internal flag.")
-set(CONFIG_RAWBITS 0 CACHE NUMBER "Internal flag.")
-set(CONFIG_EC_SMALLMUL 1 CACHE NUMBER "Internal flag.")
-set(CONFIG_PVQ 0 CACHE NUMBER "Internal flag.")
-set(CONFIG_CFL 0 CACHE NUMBER "Internal flag.")
-set(CONFIG_XIPHRC 0 CACHE NUMBER "Internal flag.")
-set(CONFIG_CB4X4 1 CACHE NUMBER "Internal flag.")
-set(CONFIG_CHROMA_2X2 0 CACHE NUMBER "Internal flag.")
-set(CONFIG_CHROMA_SUB8X8 1 CACHE NUMBER "Internal flag.")
-set(CONFIG_FRAME_SIZE 0 CACHE NUMBER "Internal flag.")
-set(CONFIG_DELTA_Q 1 CACHE NUMBER "Internal flag.")
-set(CONFIG_EXT_DELTA_Q 1 CACHE NUMBER "Internal flag.")
-set(CONFIG_ADAPT_SCAN 0 CACHE NUMBER "Internal flag.")
-set(CONFIG_FILTER_7BIT 1 CACHE NUMBER "Internal flag.")
-set(CONFIG_PARALLEL_DEBLOCKING 1 CACHE NUMBER "Internal flag.")
-set(CONFIG_LOOPFILTERING_ACROSS_TILES 1 CACHE NUMBER "Internal flag.")
-set(CONFIG_TEMPMV_SIGNALING 1 CACHE NUMBER "Internal flag.")
-set(CONFIG_RD_DEBUG 0 CACHE NUMBER "Internal flag.")
-set(CONFIG_REFERENCE_BUFFER 1 CACHE NUMBER "Internal flag.")
-set(CONFIG_COEF_INTERLEAVE 0 CACHE NUMBER "Internal flag.")
-set(CONFIG_ENTROPY_STATS 0 CACHE NUMBER "Internal flag.")
-set(CONFIG_MASKED_TX 0 CACHE NUMBER "Internal flag.")
-set(CONFIG_DEPENDENT_HORZTILES 0 CACHE NUMBER "Internal flag.")
-set(CONFIG_DAALA_DIST 0 CACHE NUMBER "Internal flag.")
-set(CONFIG_TRIPRED 0 CACHE NUMBER "Internal flag.")
-set(CONFIG_PALETTE_THROUGHPUT 1 CACHE NUMBER "Internal flag.")
-set(CONFIG_REF_ADAPT 0 CACHE NUMBER "Internal flag.")
-set(CONFIG_LV_MAP 0 CACHE NUMBER "Internal flag.")
-set(CONFIG_TXK_SEL 0 CACHE NUMBER "Internal flag.")
-set(CONFIG_MV_COMPRESS 1 CACHE NUMBER "Internal flag.")
-set(CONFIG_FRAME_SUPERRES 0 CACHE NUMBER "Internal flag.")
-set(CONFIG_NEW_MULTISYMBOL 0 CACHE NUMBER "Internal flag.")
-set(CONFIG_COMPOUND_SINGLEREF 0 CACHE NUMBER "Internal flag.")
-set(CONFIG_AOM_QM 0 CACHE NUMBER "Internal flag.")
-set(CONFIG_ONE_SIDED_COMPOUND 1 CACHE NUMBER "Internal flag.")
-set(CONFIG_EXT_COMP_REFS 0 CACHE NUMBER "Internal flag.")
-set(CONFIG_SMOOTH_HV 1 CACHE NUMBER "Internal flag.")
-set(CONFIG_VAR_REFS 0 CACHE NUMBER "Internal flag.")
-set(CONFIG_RECT_INTRA_PRED 1 CACHE NUMBER "Internal flag.")
-set(CONFIG_LGT 0 CACHE NUMBER "Internal flag.")
-set(CONFIG_SBL_SYMBOL 0 CACHE NUMBER "Internal flag.")
-set(CONFIG_NCOBMC_ADAPT_WEIGHT 0 CACHE NUMBER "Internal flag.")
-set(CONFIG_BGSPRITE 0 CACHE NUMBER "Internal flag.")
-set(CONFIG_VAR_TX_NO_TX_MODE 0 CACHE NUMBER "Internal flag.")
-set(CONFIG_ANALYZER 0 CACHE NUMBER "Internal flag.")
-set(CONFIG_DCT_ONLY 0 CACHE NUMBER "Internal flag.")
-set(CONFIG_DAALA_DCT4 0 CACHE NUMBER "Internal flag.")
-set(CONFIG_DAALA_DCT8 0 CACHE NUMBER "Internal flag.")
-set(CONFIG_DAALA_DCT16 0 CACHE NUMBER "Internal flag.")
-set(CONFIG_GF_GROUPS 0 CACHE NUMBER "Internal flag.")
-set(CONFIG_MRC_TX 0 CACHE NUMBER "Internal flag.")
-set(CONFIG_INTER_STATS_ONLY 0 CACHE NUMBER "Internal flag.")
-set(CONFIG_DIST_8X8 0 CACHE NUMBER "Internal flag.")
-set(CONFIG_ALTREF2 0 CACHE NUMBER "Internal flag.")
-set(CONFIG_FLEX_REFS 0 CACHE NUMBER "Internal flag.")
-set(CONFIG_LPF_DIRECT 0 CACHE NUMBER "Internal flag.")
-set(CONFIG_UV_LVL 0 CACHE NUMBER "Internal flag.")
-set(CONFIG_NO_FRAME_CONTEXT_SIGNALING 0 CACHE NUMBER "Internal flag.")
+set(CONFIG_INTERNAL_STATS 0 CACHE NUMBER "Codec stats.")
+set(CONFIG_LOWBITDEPTH 1 CACHE NUMBER "Enables low bit depth support.")
+set(CONFIG_ONTHEFLY_BITPACKING 0 CACHE NUMBER "AV1 experiment flag.")
+set(CONFIG_REALTIME_ONLY 0 CACHE NUMBER "Support only realtime encodes.")
+set(CONFIG_SIZE_LIMIT 0 CACHE NUMBER "Limit max decode width/height.")
+set(CONFIG_SPATIAL_RESAMPLING 1 CACHE NUMBER "Spatial resampling.")
+
+# AV1 experiment flags.
+set(CONFIG_ADAPT_SCAN 0 CACHE NUMBER "AV1 experiment flag.")
+set(CONFIG_ALTREF2 0 CACHE NUMBER "AV1 experiment flag.")
+set(CONFIG_ALT_INTRA 1 CACHE NUMBER "AV1 experiment flag.")
+set(CONFIG_ANS 0 CACHE NUMBER "AV1 experiment flag.")
+set(CONFIG_AOM_QM 0 CACHE NUMBER "AV1 experiment flag.")
+set(CONFIG_BGSPRITE 0 CACHE NUMBER "AV1 experiment flag.")
+set(CONFIG_CB4X4 1 CACHE NUMBER "AV1 experiment flag.")
+set(CONFIG_CDEF 1 CACHE NUMBER "AV1 experiment flag.")
+set(CONFIG_CFL 0 CACHE NUMBER "AV1 experiment flag.")
+set(CONFIG_CHROMA_2X2 0 CACHE NUMBER "AV1 experiment flag.")
+set(CONFIG_CHROMA_SUB8X8 1 CACHE NUMBER "AV1 experiment flag.")
+set(CONFIG_COEF_INTERLEAVE 0 CACHE NUMBER "AV1 experiment flag.")
+set(CONFIG_COMPOUND_ROUND 0 CACHE NUMBER "AV1 experiment flag.")
+set(CONFIG_COMPOUND_SEGMENT 1 CACHE NUMBER "AV1 experiment flag.")
+set(CONFIG_COMPOUND_SINGLEREF 0 CACHE NUMBER "AV1 experiment flag.")
+set(CONFIG_CONVOLVE_ROUND 0 CACHE NUMBER "AV1 experiment flag.")
+set(CONFIG_DAALA_DCT16 0 CACHE NUMBER "AV1 experiment flag.")
+set(CONFIG_DAALA_DCT4 0 CACHE NUMBER "AV1 experiment flag.")
+set(CONFIG_DAALA_DCT8 0 CACHE NUMBER "AV1 experiment flag.")
+set(CONFIG_DAALA_DIST 0 CACHE NUMBER "AV1 experiment flag.")
+set(CONFIG_DCT_ONLY 0 CACHE NUMBER "AV1 experiment flag.")
+set(CONFIG_DELTA_Q 1 CACHE NUMBER "AV1 experiment flag.")
+set(CONFIG_DEPENDENT_HORZTILES 0 CACHE NUMBER "AV1 experiment flag.")
+set(CONFIG_DIST_8X8 0 CACHE NUMBER "AV1 experiment flag.")
+set(CONFIG_DPCM_INTRA 0 CACHE NUMBER "AV1 experiment flag.")
+set(CONFIG_DUAL_FILTER 1 CACHE NUMBER "AV1 experiment flag.")
+set(CONFIG_EC_SMALLMUL 1 CACHE NUMBER "AV1 experiment flag.")
+set(CONFIG_ENTROPY_STATS 0 CACHE NUMBER "AV1 experiment flag.")
+set(CONFIG_EXT_COMP_REFS 0 CACHE NUMBER "AV1 experiment flag.")
+set(CONFIG_EXT_DELTA_Q 1 CACHE NUMBER "AV1 experiment flag.")
+set(CONFIG_EXT_INTER 1 CACHE NUMBER "AV1 experiment flag.")
+set(CONFIG_EXT_INTRA 1 CACHE NUMBER "AV1 experiment flag.")
+set(CONFIG_EXT_PARTITION 0 CACHE NUMBER "AV1 experiment flag.")
+set(CONFIG_EXT_PARTITION_TYPES 0 CACHE NUMBER "AV1 experiment flag.")
+set(CONFIG_EXT_REFS 1 CACHE NUMBER "AV1 experiment flag.")
+set(CONFIG_EXT_TILE 0 CACHE NUMBER "AV1 experiment flag.")
+set(CONFIG_EXT_TX 1 CACHE NUMBER "AV1 experiment flag.")
+set(CONFIG_FILTER_7BIT 1 CACHE NUMBER "AV1 experiment flag.")
+set(CONFIG_FILTER_INTRA 0 CACHE NUMBER "AV1 experiment flag.")
+set(CONFIG_FLEX_REFS 0 CACHE NUMBER "AV1 experiment flag.")
+set(CONFIG_FP_MB_STATS 0 CACHE NUMBER "AV1 experiment flag.")
+set(CONFIG_FRAME_SIZE 0 CACHE NUMBER "AV1 experiment flag.")
+set(CONFIG_FRAME_SUPERRES 0 CACHE NUMBER "AV1 experiment flag.")
+set(CONFIG_GF_GROUPS 0 CACHE NUMBER "AV1 experiment flag.")
+set(CONFIG_GLOBAL_MOTION 1 CACHE NUMBER "AV1 experiment flag.")
+set(CONFIG_INTERINTRA 1 CACHE NUMBER "AV1 experiment flag.")
+set(CONFIG_INTER_STATS_ONLY 0 CACHE NUMBER "AV1 experiment flag.")
+set(CONFIG_INTRABC 0 CACHE NUMBER "AV1 experiment flag.")
+set(CONFIG_INTRA_EDGE 0 CACHE NUMBER "AV1 experiment flag.")
+set(CONFIG_INTRA_INTERP 0 CACHE NUMBER "AV1 experiment flag.")
+set(CONFIG_LGT 0 CACHE NUMBER "AV1 experiment flag.")
+set(CONFIG_LOOPFILTERING_ACROSS_TILES 1 CACHE NUMBER "AV1 experiment flag.")
+set(CONFIG_LOOP_RESTORATION 0 CACHE NUMBER "AV1 experiment flag.")
+set(CONFIG_LPF_DIRECT 0 CACHE NUMBER "AV1 experiment flag.")
+set(CONFIG_LV_MAP 0 CACHE NUMBER "AV1 experiment flag.")
+set(CONFIG_MASKED_TX 0 CACHE NUMBER "AV1 experiment flag.")
+set(CONFIG_MOTION_VAR 1 CACHE NUMBER "AV1 experiment flag.")
+set(CONFIG_MRC_TX 0 CACHE NUMBER "AV1 experiment flag.")
+set(CONFIG_MV_COMPRESS 1 CACHE NUMBER "AV1 experiment flag.")
+set(CONFIG_NCOBMC 0 CACHE NUMBER "AV1 experiment flag.")
+set(CONFIG_NCOBMC_ADAPT_WEIGHT 0 CACHE NUMBER "AV1 experiment flag.")
+set(CONFIG_NEW_MULTISYMBOL 0 CACHE NUMBER "AV1 experiment flag.")
+set(CONFIG_NEW_QUANT 0 CACHE NUMBER "AV1 experiment flag.")
+set(CONFIG_NO_FRAME_CONTEXT_SIGNALING 0 CACHE NUMBER "AV1 experiment flag.")
+set(CONFIG_ONE_SIDED_COMPOUND 1 CACHE NUMBER "AV1 experiment flag.")
+set(CONFIG_PALETTE 1 CACHE NUMBER "AV1 experiment flag.")
+set(CONFIG_PALETTE_DELTA_ENCODING 0 CACHE NUMBER "AV1 experiment flag.")
+set(CONFIG_PALETTE_THROUGHPUT 1 CACHE NUMBER "AV1 experiment flag.")
+set(CONFIG_PARALLEL_DEBLOCKING 1 CACHE NUMBER "AV1 experiment flag.")
+set(CONFIG_PVQ 0 CACHE NUMBER "AV1 experiment flag.")
+set(CONFIG_Q_ADAPT_PROBS 0 CACHE NUMBER "AV1 experiment flag.")
+set(CONFIG_RAWBITS 0 CACHE NUMBER "AV1 experiment flag.")
+set(CONFIG_RD_DEBUG 0 CACHE NUMBER "AV1 experiment flag.")
+set(CONFIG_RECT_INTRA_PRED 1 CACHE NUMBER "AV1 experiment flag.")
+set(CONFIG_RECT_TX 1 CACHE NUMBER "AV1 experiment flag.")
+set(CONFIG_RECT_TX_EXT 0 CACHE NUMBER "AV1 experiment flag.")
+set(CONFIG_REFERENCE_BUFFER 1 CACHE NUMBER "AV1 experiment flag.")
+set(CONFIG_REF_ADAPT 0 CACHE NUMBER "AV1 experiment flag.")
+set(CONFIG_SBL_SYMBOL 0 CACHE NUMBER "AV1 experiment flag.")
+set(CONFIG_SMOOTH_HV 1 CACHE NUMBER "AV1 experiment flag.")
+set(CONFIG_SPEED_REFS 0 CACHE NUMBER "AV1 experiment flag.")
+set(CONFIG_SUPERTX 0 CACHE NUMBER "AV1 experiment flag.")
+set(CONFIG_TEMPMV_SIGNALING 1 CACHE NUMBER "AV1 experiment flag.")
+set(CONFIG_TPL_MV 0 CACHE NUMBER "AV1 experiment flag.")
+set(CONFIG_TRIPRED 0 CACHE NUMBER "AV1 experiment flag.")
+set(CONFIG_TX64X64 0 CACHE NUMBER "AV1 experiment flag.")
+set(CONFIG_TXK_SEL 0 CACHE NUMBER "AV1 experiment flag.")
+set(CONFIG_UNPOISON_PARTITION_CTX 0 CACHE NUMBER "AV1 experiment flag.")
+set(CONFIG_UV_LVL 0 CACHE NUMBER "AV1 experiment flag.")
+set(CONFIG_VAR_REFS 0 CACHE NUMBER "AV1 experiment flag.")
+set(CONFIG_VAR_TX 1 CACHE NUMBER "AV1 experiment flag.")
+set(CONFIG_VAR_TX_NO_TX_MODE 0 CACHE NUMBER "AV1 experiment flag.")
+set(CONFIG_WARPED_MOTION 1 CACHE NUMBER "AV1 experiment flag.")
+set(CONFIG_WEDGE 1 CACHE NUMBER "AV1 experiment flag.")
+set(CONFIG_XIPHRC 0 CACHE NUMBER "AV1 experiment flag.")