Extract XMP MetaData as XML

Demonstrates how to open a JPG or TIF image file and extract the XMP metadata as XML.

Downloads:

MS Windows Visual C/C++ Libraries

Linux/CentOS C/C++ Libraries

MAC OS X C/C++ Libraries

Solaris C/C++ Libraries

C++ Builder Libraries

#include <CkXmp.h>
#include <CkXml.h>

void ChilkatSample(void)
    {

    CkXmp xmp;

    bool success;

    success = xmp.UnlockComponent("Anything for 30-day trial.");
    if (success != true) {
        printf("%s\n",xmp.lastErrorText());
        return;
    }

    //  Load a JPG or TIF image file.
    //  Sample JPG's with XMP metadata may be found at:
    //  http://www.chilkatsoft.com/testData/xmp/sample1.jpg
    //  http://www.chilkatsoft.com/testData/xmp/sample2.jpg
    //  http://www.chilkatsoft.com/testData/xmp/sample3.jpg
    success = xmp.LoadAppFile("sample1.jpg");
    if (success != true) {
        printf("%s\n",xmp.lastErrorText());
        return;
    }

    printf("Num embedded XMP docs: %d\n",xmp.get_NumEmbedded());

    //  Assuming there is at least one, get the 1st.
    //  (There is typically never more than one, but theoretically it's possible.)
    CkXml *xml = 0;
    xml = xmp.GetEmbedded(0);
    if (!(xml == 0 )) {
        success = xml->SaveXml("xmpMetaData.xml");
        if (success != true) {
            printf("%s\n",xml->lastErrorText());
        }

        delete xml;
        printf("Success.\n");

    }
    else {
        printf("%s\n",xmp.lastErrorText());
    }


    }