chore: import upstream snapshot with attribution

third_party/jpegxl/BUILD

@@ -0,0 +1,3 @@
+# This empty BUILD file is required to make Bazel treat this directory as a package.
+
+# copybara:uncomment package(default_applicable_licenses = ["//tensorflow:license"])

third_party/jpegxl/external_deps.patch

@@ -0,0 +1,11 @@
+diff --git a/lib/jxl_vars.bzl b/lib/jxl_vars.bzl
+index fb00f6e..a2b7bcb 100644
+--- a/lib/jxl_vars.bzl
++++ b/lib/jxl_vars.bzl
+@@ -10 +10 @@ libjxl_root_package = "libjxl"
+-libjxl_deps_brotli = ["@brotli//:brotlidec", "@brotli//:brotlienc"]
++libjxl_deps_brotli = ["@org_brotli//:brotlidec", "@org_brotli//:brotlienc"]
+@@ -14 +14 @@ libjxl_deps_gtest = ["@googletest//:gtest_main"]
+-libjxl_deps_hwy = ["@highway//:hwy"]
++libjxl_deps_hwy = ["@com_google_highway//:hwy"]
+

third_party/jpegxl/jpegxl.BUILD.bazel

@@ -0,0 +1,15 @@
+licenses(["notice"])
+
+package(default_visibility = ["//visibility:public"])
+
+exports_files(["LICENSE"])
+
+alias(
+    name = "jpegxl",
+    actual = "//lib:jpegxl",
+)
+
+alias(
+    name = "jpegxl_threads",
+    actual = "//lib:jpegxl_threads",
+)

third_party/jpegxl/workspace.bzl

@@ -0,0 +1,13 @@
+"""Point to the JPEG XL repo on GitHub."""
+
+load("//third_party:repo.bzl", "tf_http_archive", "tf_mirror_urls")
+
+def repo():
+    tf_http_archive(
+        name = "jpegxl",
+        strip_prefix = "libjxl-0.11.1",
+        sha256 = "1492dfef8dd6c3036446ac3b340005d92ab92f7d48ee3271b5dac1d36945d3d9",
+        urls = tf_mirror_urls("https://github.com/libjxl/libjxl/archive/refs/tags/v0.11.1.tar.gz"),
+        build_file = "//third_party/jpegxl:jpegxl.BUILD.bazel",
+        patch_file = ["//third_party/jpegxl:external_deps.patch"],
+    )