I have not tried on OSX, how did you go about installing it Dave?
--
Jody Garnett
On 24 May 2016 at 18:06, Dave Blasby <[email protected]> wrote:
> Hi,
>
> I was looking at LibJPEGTurbo on OS X and noticed a possible problem.
>
> Over in TurboJpegUtilities#load()
>
> public static final String LIBNAME = "turbojpeg";
>
> static void load() {
> try {
> System.loadLibrary(LIBNAME); // If this method is called
> more than once with the same library name, the second and subsequent
> calls are ignored.
> if (LOGGER.isLoggable(Level.INFO)) {
> LOGGER.info("TurboJPEG library loaded ("+LIBNAME+")");
> }
> } catch (java.lang.UnsatisfiedLinkError e) {
> String os = System.getProperty("os.name").toLowerCase();
> if (os.indexOf("mac") >= 0) {
> System.load("/usr/lib/libturbojpeg.jnilib");
> } else {
> throw e;
> }
> }
> }
>
> On OS X, the first System.loadLibrary(LIBNAME) fails, but it succeeds
> with the System.load("/usr/lib/libturbojpeg.jnilib");
>
> However, for the TurboImageWorkerTest#writer test, it eventually gets down
> to
> TurboJpegImageWriter line 196;
>
> compressor = new TJCompressor();
>
> However, TJCompressor (line 456) - part of the
> turbojpeg-wrapper-1.2.1.1 jar - has a static initializer;
>
> static {
> TJLoader.load();
> }
>
> final class TJLoader {
> static void load() {
> System.loadLibrary("turbojpeg");
> }
> };
>
> This throws the UnsatisfiedLinkError exception (as above).
>
> Is anyone getting the tests to run on OS X with libjepgturbo installed?
>
>
>
>
> The API documentation for System.loadLibrary(name) says;
> "
> The call <code>System.loadLibrary(name)</code> is effectively
> equivalent to the call
> Runtime.getRuntime().loadLibrary(name) " which (as noted in the
> comments, above) says "If this method is called more than once with
> the same library name, the second and subsequent calls are ignored.".
>
> However, this throws the exception twice;
>
> try {
> System.loadLibrary("turbojpeg");
> } catch (java.lang.UnsatisfiedLinkError e) {
> System.loadLibrary("turbojpeg");
> }
>
> So does this;
>
> try{
> Runtime.getRuntime().loadLibrary("turbojpeg");
> }
> catch (java.lang.UnsatisfiedLinkError e)
> {
> Runtime.getRuntime().loadLibrary("turbojpeg");
> }
>
> $ java -version
> java version "1.8.0_60"
> Java(TM) SE Runtime Environment (build 1.8.0_60-b27)
> Java HotSpot(TM) 64-Bit Server VM (build 25.60-b23, mixed mode)
>
>
>
> Is anyone having troubles with LibJPEGTurbo on OS X? I expect it's
> fine on other OSes.
>
> Thanks,
> Dave
>
>
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