| # This file will be copied into //third_party/externals/libjpeg-turbo via the new_local_repository |
| # rule in WORKSPACE.bazel, so all files should be relative to that path. |
| load("@bazel_skylib//lib:selects.bzl", "selects") |
| |
| JPEGTURBO_SRCS = [ |
| "jaricom.c", |
| "jcapimin.c", |
| "jcapistd.c", |
| "jcarith.c", |
| "jccoefct.c", |
| "jccolor.c", |
| "jcdctmgr.c", |
| "jchuff.c", |
| "jchuff.h", |
| "jcinit.c", |
| "jcmainct.c", |
| "jcmarker.c", |
| "jcmaster.c", |
| "jcomapi.c", |
| "jconfigint.h", |
| "jcparam.c", |
| "jcphuff.c", |
| "jcprepct.c", |
| "jcsample.c", |
| "jdapimin.c", |
| "jdapistd.c", |
| "jdarith.c", |
| "jdcoefct.c", |
| "jdcoefct.h", |
| "jdcolor.c", |
| "jdct.h", |
| "jddctmgr.c", |
| "jdhuff.c", |
| "jdhuff.h", |
| "jdinput.c", |
| "jdmainct.c", |
| "jdmainct.h", |
| "jdmarker.c", |
| "jdmaster.c", |
| "jdmaster.h", |
| "jdmerge.c", |
| "jdmerge.h", |
| "jdphuff.c", |
| "jdpostct.c", |
| "jdsample.c", |
| "jdsample.h", |
| "jerror.c", |
| "jfdctflt.c", |
| "jfdctfst.c", |
| "jfdctint.c", |
| "jidctflt.c", |
| "jidctfst.c", |
| "jidctint.c", |
| "jidctred.c", |
| "jinclude.h", |
| "jmemmgr.c", |
| "jmemnobs.c", |
| "jmemsys.h", |
| "jpeg_nbits_table.c", |
| "jpeg_nbits_table.h", |
| "jpegcomp.h", |
| "jpegint.h", |
| "jquant1.c", |
| "jquant2.c", |
| "jsimd.h", |
| "jsimddct.h", |
| "jutils.c", |
| "jversion.h", |
| ] + selects.with_or({ |
| ("@platforms//cpu:arm", "@platforms//cpu:arm64"): [ |
| "simd/arm/jccolor-neon.c", |
| "simd/arm/jcgray-neon.c", |
| "simd/arm/jcphuff-neon.c", |
| "simd/arm/jcsample-neon.c", |
| "simd/arm/jdcolor-neon.c", |
| "simd/arm/jdmerge-neon.c", |
| "simd/arm/jdsample-neon.c", |
| "simd/arm/jfdctfst-neon.c", |
| "simd/arm/jfdctint-neon.c", |
| "simd/arm/jidctfst-neon.c", |
| "simd/arm/jidctint-neon.c", |
| "simd/arm/jidctred-neon.c", |
| "simd/arm/jquanti-neon.c", |
| ], |
| "//conditions:default": ["jsimd_none.c"], |
| }) + select({ |
| "@platforms//cpu:arm": [ |
| "simd/arm/aarch32/jchuff-neon.c", |
| "simd/arm/aarch32/jsimd.c", |
| ], |
| "@platforms//cpu:arm64": [ |
| "simd/arm/aarch64/jchuff-neon.c", |
| "simd/arm/aarch64/jsimd.c", |
| ], |
| "//conditions:default": [], |
| }) |
| |
| JPEGTURBO_DEFINES = [ |
| # Add support for arithmetic encoding (C_) and decoding (D_). |
| # This matches Android. Note that such JPEGs are likely rare, given lack of |
| # support by major browsers. |
| "C_ARITH_CODING_SUPPORTED=1", |
| "D_ARITH_CODING_SUPPORTED=1", |
| ] + selects.with_or({ |
| ("@platforms//cpu:arm", "@platforms//cpu:arm64"): ["NEON_INTRINSICS"], |
| "//conditions:default": [], |
| }) + select({ |
| "@platforms//os:windows": [], |
| "//conditions:default": ["USE_CLZ_INTRINSIC"], # Cuts a 64K table. |
| }) |
| |
| cc_library( |
| name = "libjpeg_turbo", |
| srcs = JPEGTURBO_SRCS, |
| hdrs = [ |
| "jconfig.h", |
| "jerror.h", |
| "jmorecfg.h", |
| "jpeglib.h", |
| "jpeglibmangler.h", |
| ], |
| local_defines = JPEGTURBO_DEFINES, |
| textual_hdrs = [ |
| "jccolext.c", |
| "jdmrgext.c", |
| "jdcolext.c", |
| "jdcol565.c", |
| "jdmrg565.c", |
| "jstdhuff.c", |
| ], |
| visibility = ["//visibility:public"], |
| ) |
