// Other than I/O errors, it is also an error if we encounter an {0xFF, M}
// two-byte marker sequence where M is not 0x00, 0xFF or the expectedRST.
//
// This is similar to libjpeg's jdmarker.c's next_marker function.
// https://github.com/libjpeg-turbo/libjpeg-turbo/blob/2dfe6c0fe9e18671105e94f7cbf044d4a1d157e6/jdmarker.c#L892-L935
//
// Precondition: d.tmp[:2] holds the next two bytes of JPEG-encoded input
// (input in the d.readFull sense).

	for {
		err := d.readFull(d.tmp[:2])
		if err != nil {
			return nil, err
		}
		for d.tmp[0] != 0xff {
			// Strictly speaking, this is a format error. However, libjpeg is
			// liberal in what it accepts. As of version 9, next_marker in
			// jdmarker.c treats this as a warning (JWRN_EXTRANEOUS_DATA) and
			// continues to decode the stream. Even before next_marker sees

# New rules should be added above this target.
# -------------------------------------------

# TensorFlow uses several libraries that may also be used by applications
# linking against the C and C++ APIs (such as libjpeg).  When we create
# the shared library, only export the core TF API functions to avoid
# causing library conflicts (e.g., those reported in github issue 1924).

    ([CVE-2020-26271](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-26271))
*   Solves an OOM issue on TPUs when XLA contexts use fused average updates
*   Updates `libjpeg-turbo` to `2.0.5` to handle
    [CVE-2020-13790](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-13790).
*   Updates `junit` to `4.13.1` to handle

            childSpec.from(mainFeature.getJarTask());
            childSpec.from(project.file("src/dist"));

            CopySpec libSpec = project.copySpec();
            libSpec.into("lib");
            libSpec.from(mainFeature.getRuntimeClasspathConfiguration());

            childSpec.with(libSpec);
            dist.getContents().with(childSpec);
        });
    }

The *.png and README.original files in this directory are copied from
libpng.org, specifically contrib/pngsuite/* in libpng 1.6.26.

README.original gives the following license for those files:

	Permission to use, copy, and distribute these images for any purpose
	and without fee is hereby granted.

The files basn0g01-30.png, basn0g02-29.png and basn0g04-31.png are in fact not
part of pngsuite but were created from files in pngsuite. Their non-power-of-2

Testing basn6a08.png: PASS (160 zero samples)
 Filter 1 was used 1 times
 Filter 4 was used 31 times
Testing basn6a16.png: PASS (1072 zero samples)
 Filter 1 was used 4 times
 Filter 4 was used 28 times
libpng passes test

Willem van Schaik
<******@****.***>

func filter(cr *[nFilter][]byte, pr []byte, bpp int) int {
	// We try all five filter types, and pick the one that minimizes the sum of absolute differences.
	// This is the same heuristic that libpng uses, although the filters are attempted in order of
	// estimated most likely to be minimal (ftUp, ftPaeth, ftNone, ftSub, ftAverage), rather than
	// in their enumeration order (ftNone, ftSub, ftUp, ftAverage, ftPaeth).

			// 11.2.3) says that "any out-of-range pixel value found in the image data
			// is an error", but some real-world PNG files have out-of-range pixel
			// values. We fall back to opaque black, the same as libpng 1.5.13;
			// ImageMagick 6.5.7 returns an error.
			d.palette[i] = color.RGBA{0x00, 0x00, 0x00, 0xff}
		}
		d.palette = d.palette[:np]
	case cbTC8, cbTCA8, cbTC16, cbTCA16:

		if cfg.BuildContext.Compiler == "gccgo" && cfg.BuildO == "" {
			// For the header file, remove the "lib"
			// added by go/build, so we generate pkg.h
			// rather than libpkg.h.
			dir, file := filepath.Split(hdrTarget)
			file = strings.TrimPrefix(file, "lib")
			hdrTarget = filepath.Join(dir, file)
		}
		ah := &Action{
			Mode:    "install header",
			Package: a.Package,