static jstring getAttributes(JNIEnv *env, jobject jobj, jstring jfilename)
{
LOGI("******************************** getAttributes");
const char* filename = (*env)->GetStringUTFChars(env, jfilename, NULL);
LOGD("filename: %s", filename);
loadExifInfo(filename, FALSE);
// release the string
(*env)->ReleaseStringUTFChars(env, jfilename, filename);
attributeCount = 0;
int bufLen = 1000;
char* buf = malloc(bufLen);
if (buf == NULL)
{
return NULL;
}
*buf = 0; // start the string out at zero length
// ShowImageInfo(TRUE);
// parse all attributes
// thumbnail
bufLen = addKeyValueString(&buf, bufLen, "hasThumbnail", ImageInfo.ThumbnailOffset == 0 || ImageInfo.ThumbnailAtEnd == FALSE || ImageInfo.ThumbnailSize == 0 ? "false" : "true");
if (bufLen == 0) return NULL;
if( ImageInfo.Make[0] )
{
bufLen = addKeyValueString( &buf, bufLen, "Make", ImageInfo.Make );
if( bufLen == 0 ) return NULL;
}
if( ImageInfo.Model[0] )
{
bufLen = addKeyValueString( &buf, bufLen, "Model", ImageInfo.Model );
if( bufLen == 0 ) return NULL;
}
if( ImageInfo.DateTime[0] )
{
bufLen = addKeyValueString( &buf, bufLen, "DateTime", ImageInfo.DateTime );
if( bufLen == 0 ) return NULL;
}
if( ImageInfo.DateTimeDigitized[0] )
{
bufLen = addKeyValueString( &buf, bufLen, "DateTimeDigitized", ImageInfo.DateTimeDigitized );
if( bufLen == 0 ) return NULL;
}
if( ImageInfo.DateTimeOriginal[0] )
{
bufLen = addKeyValueString( &buf, bufLen, "DateTimeOriginal", ImageInfo.DateTimeOriginal );
if( bufLen == 0 ) return NULL;
}
if( ImageInfo.Copyright[0] )
{
bufLen = addKeyValueString( &buf, bufLen, "Copyright", ImageInfo.Copyright );
if( bufLen == 0 ) return NULL;
}
if( ImageInfo.Artist[0] )
{
bufLen = addKeyValueString( &buf, bufLen, "Artist", ImageInfo.Artist );
if( bufLen == 0 ) return NULL;
}
if( ImageInfo.Software[0] )
{
bufLen = addKeyValueString( &buf, bufLen, "Software", ImageInfo.Software );
if( bufLen == 0 ) return NULL;
}
if( ImageInfo.ImageWidth > 0 && ImageInfo.ImageLength > 0 )
{
bufLen = addKeyValueInt(&buf, bufLen, "ImageWidth", ImageInfo.ImageWidth);
if (bufLen == 0) return NULL;
bufLen = addKeyValueInt(&buf, bufLen, "ImageLength", ImageInfo.ImageLength);
if (bufLen == 0) return NULL;
}
if(ImageInfo.Orientation >= 0 )
{
bufLen = addKeyValueInt(&buf, bufLen, "Orientation", ImageInfo.Orientation);
if (bufLen == 0) return NULL;
}
if (ImageInfo.Flash >= 0)
{
bufLen = addKeyValueInt(&buf, bufLen, "Flash", ImageInfo.Flash);
if (bufLen == 0) return NULL;
}
if (ImageInfo.FocalLength)
{
bufLen = addKeyValueDouble(&buf, bufLen, "FocalLength", ImageInfo.FocalLength, "%4.2f");
if (bufLen == 0) return NULL;
}
if (ImageInfo.ExposureTime)
{
const char* format;
if (ImageInfo.ExposureTime < 0.010)
{
format = "%6.4f";
} else
{
format = "%5.3f";
}
bufLen = addKeyValueDouble(&buf, bufLen, "ExposureTime", (double)ImageInfo.ExposureTime, format);
if (bufLen == 0) return NULL;
}
if (ImageInfo.FNumber > 0)
{
bufLen = addKeyValueDouble(&buf, bufLen, "FNumber", (double)ImageInfo.FNumber, "%3.1f");
if (bufLen == 0) return NULL;
}
if( ImageInfo.ApertureValue )
{
bufLen = addKeyValueDouble(&buf, bufLen, "ApertureValue", (double)ImageInfo.ApertureValue, "%4.2f");
if (bufLen == 0) return NULL;
}
if(ImageInfo.BrightnessValue )
{
bufLen = addKeyValueDouble(&buf, bufLen, "BrightnessValue", (double)ImageInfo.BrightnessValue, "%4.2f");
if (bufLen == 0) return NULL;
}
if(ImageInfo.MaxApertureValue)
{
bufLen = addKeyValueDouble(&buf, bufLen, "MaxApertureValue", (double)ImageInfo.MaxApertureValue, "%4.2f");
if (bufLen == 0) return NULL;
}
if (ImageInfo.SubjectDistance)
{
bufLen = addKeyValueDouble(&buf, bufLen, "SubjectDistance", (double)ImageInfo.SubjectDistance, "%4.2f");
if (bufLen == 0) return NULL;
}
if (ImageInfo.ExposureBiasValue)
{
bufLen = addKeyValueDouble(&buf, bufLen, "ExposureBiasValue", (double)ImageInfo.ExposureBiasValue, "%4.2f");
if (bufLen == 0) return NULL;
}
if (ImageInfo.DigitalZoomRatio > 1.0)
{
// Digital zoom used. Shame on you! (LOL)
bufLen = addKeyValueDouble(&buf, bufLen, "DigitalZoomRatio", ImageInfo.DigitalZoomRatio, "%2.3f");
if (bufLen == 0) return NULL;
}
if( ImageInfo.FocalLengthIn35mmFilm )
{
bufLen = addKeyValueInt(&buf, bufLen, "FocalLengthIn35mmFilm", ImageInfo.FocalLengthIn35mmFilm);
if (bufLen == 0) return NULL;
}
if( ImageInfo.SensingMethod > 0 )
{
bufLen = addKeyValueInt(&buf, bufLen, "SensingMethod", ImageInfo.SensingMethod);
if (bufLen == 0) return NULL;
}
if( ImageInfo.Whitebalance >= 0 && ImageInfo.Whitebalance <= 1 )
{
bufLen = addKeyValueInt(&buf, bufLen, "Whitebalance", ImageInfo.Whitebalance);
if (bufLen == 0) return NULL;
}
if( ImageInfo.MeteringMode > 0 && ImageInfo.MeteringMode <= 255)
{
bufLen = addKeyValueInt(&buf, bufLen, "MeteringMode", ImageInfo.MeteringMode);
if (bufLen == 0) return NULL;
}
// if(ImageInfo.CompressedBitsPerPixel)
// {
// bufLen = addKeyValueDouble(&buf, bufLen, "CompressedBitsPerPixel", (double)ImageInfo.CompressedBitsPerPixel, "%4.2f");
// if (bufLen == 0) return NULL;
// }
if (ImageInfo.ExposureProgram > 0)
{
bufLen = addKeyValueInt(&buf, bufLen, "ExposureProgram", ImageInfo.ExposureProgram);
if (bufLen == 0) return NULL;
}
if (ImageInfo.ExposureMode >= 0)
{
bufLen = addKeyValueInt(&buf, bufLen, "ExposureMode", ImageInfo.ExposureMode);
if (bufLen == 0) return NULL;
}
if (ImageInfo.ISOSpeedRatings)
{
bufLen = addKeyValueInt(&buf, bufLen, "ISOSpeedRatings", ImageInfo.ISOSpeedRatings);
if (bufLen == 0) return NULL;
}
if(ImageInfo.LightSource >= 0)
{
bufLen = addKeyValueInt(&buf, bufLen, "LightSource", ImageInfo.LightSource);
if (bufLen == 0) return NULL;
}
if(ImageInfo.SubjectDistanceRange > 0)
{
bufLen = addKeyValueInt(&buf, bufLen, "SubjectDistanceRange", ImageInfo.SubjectDistanceRange);
if (bufLen == 0) return NULL;
}
if(ImageInfo.XResolution)
{
bufLen = addKeyValueDouble(&buf, bufLen, "XResolution", ImageInfo.XResolution, "%.2f");
if (bufLen == 0) return NULL;
}
if(ImageInfo.YResolution)
{
bufLen = addKeyValueDouble(&buf, bufLen, "YResolution", ImageInfo.YResolution, "%.2f");
if (bufLen == 0) return NULL;
}
if(ImageInfo.ResolutionUnit)
{
bufLen = addKeyValueInt(&buf, bufLen, "ResolutionUnit", ImageInfo.ResolutionUnit);
if (bufLen == 0) return NULL;
}
if(ImageInfo.FocalPlaneXResolution)
{
bufLen = addKeyValueDouble(&buf, bufLen, "FocalPlaneXResolution", ImageInfo.FocalPlaneXResolution, "%.4f");
if (bufLen == 0) return NULL;
}
if(ImageInfo.FocalPlaneYResolution)
{
bufLen = addKeyValueDouble(&buf, bufLen, "FocalPlaneYResolution", ImageInfo.FocalPlaneYResolution, "%.4f");
if (bufLen == 0) return NULL;
}
if(ImageInfo.FocalPlaneResolutionUnit)
{
bufLen = addKeyValueInt(&buf, bufLen, "FocalPlaneResolutionUnit", ImageInfo.FocalPlaneResolutionUnit);
if (bufLen == 0) return NULL;
}
if(ImageInfo.PixelXDimension)
{
bufLen = addKeyValueInt(&buf, bufLen, "PixelXDimension", ImageInfo.PixelXDimension);
if (bufLen == 0) return NULL;
}
if(ImageInfo.PixelYDimension)
{
bufLen = addKeyValueInt(&buf, bufLen, "PixelYDimension", ImageInfo.PixelYDimension);
if (bufLen == 0) return NULL;
}
if (ImageInfo.QualityGuess)
{
bufLen = addKeyValueInt(&buf, bufLen, "QualityGuess", ImageInfo.QualityGuess);
if (bufLen == 0) return NULL;
}
if( ImageInfo.SceneCaptureType >= 0)
{
bufLen = addKeyValueInt(&buf, bufLen, "SceneCaptureType", ImageInfo.SceneCaptureType);
if (bufLen == 0) return NULL;
}
if( ImageInfo.ShutterSpeedValue)
{
bufLen = addKeyValueDouble(&buf, bufLen, "ShutterSpeedValue", ImageInfo.ShutterSpeedValue, "%.4f");
if (bufLen == 0) return NULL;
}
if(ImageInfo.ExifVersion[0])
{
bufLen = addKeyValueBytes(&buf, bufLen, "ExifVersion", ImageInfo.ExifVersion, 4);
if (bufLen == 0) return NULL;
}
if(ImageInfo.ColorSpace > 0)
{
bufLen = addKeyValueInt(&buf, bufLen, "ColorSpace", ImageInfo.ColorSpace);
if (bufLen == 0) return NULL;
}
if(ImageInfo.Compression > 0)
{
bufLen = addKeyValueInt(&buf, bufLen, "Compression", ImageInfo.Compression);
if (bufLen == 0) return NULL;
}
if(ImageInfo.Process)
{
bufLen = addKeyValueInt(&buf, bufLen, "Process", ImageInfo.Process);
if (bufLen == 0) return NULL;
}
if(ImageInfo.FileDateTime > 0)
{
char filedatetime[20];
FileTimeAsString( filedatetime );
bufLen = addKeyValueString( &buf, bufLen, "FileDateTime", filedatetime );
if( bufLen == 0 ) return NULL;
}
if(ImageInfo.FileSize)
{
bufLen = addKeyValueInt(&buf, bufLen, "FileSize", ImageInfo.FileSize);
if (bufLen == 0) return NULL;
}
if( ImageInfo.Sharpness >= 0)
{
bufLen = addKeyValueInt(&buf, bufLen, "Sharpness", ImageInfo.Sharpness);
if (bufLen == 0) return NULL;
}
if( ImageInfo.Contrast >= 0)
{
bufLen = addKeyValueInt(&buf, bufLen, "Contrast", ImageInfo.Contrast);
if (bufLen == 0) return NULL;
}
if(ImageInfo.Saturation >= 0)
{
bufLen = addKeyValueInt(&buf, bufLen, "Saturation", ImageInfo.Saturation);
if (bufLen == 0) return NULL;
}
if(ImageInfo.GainControl >= 0)
{
bufLen = addKeyValueInt(&buf, bufLen, "GainControl", ImageInfo.GainControl);
if (bufLen == 0) return NULL;
}
// GPS
if (ImageInfo.GpsInfoPresent)
{
if (ImageInfo.GpsLatitudeRef[0])
{
bufLen = addKeyValueString(&buf, bufLen, "GpsLatitudeRef", ImageInfo.GpsLatitudeRef);
if (bufLen == 0) return NULL;
}
if (ImageInfo.GpsLongitudeRef[0])
{
bufLen = addKeyValueString(&buf, bufLen, "GpsLongitudeRef", ImageInfo.GpsLongitudeRef);
if (bufLen == 0) return NULL;
}
if (ImageInfo.GpsAltitudeRef == 0 || ImageInfo.GpsAltitudeRef == 1)
{
bufLen = addKeyValueInt(&buf, bufLen, "GpsAltitudeRef", ImageInfo.GpsAltitudeRef);
if (bufLen == 0) return NULL;
}
if (ImageInfo.GpsLatitude[0])
{
bufLen = addKeyValueString(&buf, bufLen, "GpsLatitude", ImageInfo.GpsLatitude);
if (bufLen == 0) return NULL;
}
if (ImageInfo.GpsLongitude[0])
{
bufLen = addKeyValueString(&buf, bufLen, "GpsLongitude", ImageInfo.GpsLongitude);
if (bufLen == 0) return NULL;
}
if (ImageInfo.GpsAltitude[0])
{
bufLen = addKeyValueString(&buf, bufLen, "GpsAltitude", ImageInfo.GpsAltitude);
if (bufLen == 0) return NULL;
}
if( ImageInfo.GpsSpeedRef[0])
{
bufLen = addKeyValueString(&buf, bufLen, "GpsSpeedRef", ImageInfo.GpsSpeedRef);
if (bufLen == 0) return NULL;
}
if (ImageInfo.GpsSpeed[0])
{
bufLen = addKeyValueString(&buf, bufLen, "GpsSpeed", ImageInfo.GpsSpeed);
if (bufLen == 0) return NULL;
}
}
// end parsing
LOGD("final buffer: %s", buf);
// put the attribute count at the beginnnig of the string
int finalBufLen = strlen(buf) + 20;
char* finalResult = malloc(finalBufLen);
if (finalResult == NULL)
{
free(buf);
return NULL;
}
snprintf(finalResult, finalBufLen, "%d %s", attributeCount, buf);
int k;
for (k = 0; k < finalBufLen; k++)
if (!isascii(finalResult[k]))
finalResult[k] = '?';
free(buf);
LOGD("*********Returning result \"%s\"", finalResult);
jstring result = ((*env)->NewStringUTF(env, finalResult));
free(finalResult);
DiscardData();
return result;
}
static jstring getAttributes(JNIEnv *env, jobject jobj, jstring jfilename)
{
#ifdef SUPERDEBUG
LOGE("******************************** getAttributes\n");
#endif
const char* filename = (*env)->GetStringUTFChars(env, jfilename, NULL);
loadExifInfo(filename, FALSE);
#ifdef SUPERDEBUG
ShowImageInfo(TRUE);
#endif
(*env)->ReleaseStringUTFChars(env, jfilename, filename);
attributeCount = 0;
#ifdef REALLOCTEST
int bufLen = 5;
#else
int bufLen = 1000;
#endif
char* buf = malloc(bufLen);
if (buf == NULL) {
return NULL;
}
*buf = 0; // start the string out at zero length
// save a fake "hasThumbnail" tag to pass to the java ExifInterface
bufLen = addKeyValueString(&buf, bufLen, "hasThumbnail",
ImageInfo.ThumbnailOffset == 0 || ImageInfo.ThumbnailAtEnd == FALSE || ImageInfo.ThumbnailSize == 0 ?
"false" : "true");
if (bufLen == 0) return NULL;
if (ImageInfo.CameraMake[0]) {
bufLen = addKeyValueString(&buf, bufLen, "Make", ImageInfo.CameraMake);
if (bufLen == 0) return NULL;
}
if (ImageInfo.CameraModel[0]) {
bufLen = addKeyValueString(&buf, bufLen, "Model", ImageInfo.CameraModel);
if (bufLen == 0) return NULL;
}
if (ImageInfo.DateTime[0]) {
bufLen = addKeyValueString(&buf, bufLen, "DateTime", ImageInfo.DateTime);
if (bufLen == 0) return NULL;
}
bufLen = addKeyValueInt(&buf, bufLen, "ImageWidth", ImageInfo.Width);
if (bufLen == 0) return NULL;
bufLen = addKeyValueInt(&buf, bufLen, "ImageLength", ImageInfo.Height);
if (bufLen == 0) return NULL;
bufLen = addKeyValueInt(&buf, bufLen, "Orientation", ImageInfo.Orientation);
if (bufLen == 0) return NULL;
bufLen = addKeyValueInt(&buf, bufLen, "Flash", ImageInfo.FlashUsed);
if (bufLen == 0) return NULL;
if (ImageInfo.FocalLength.num != 0 && ImageInfo.FocalLength.denom != 0) {
bufLen = addKeyValueRational(&buf, bufLen, "FocalLength", ImageInfo.FocalLength);
if (bufLen == 0) return NULL;
}
if (ImageInfo.DigitalZoomRatio > 1.0){
// Digital zoom used. Shame on you!
bufLen = addKeyValueDouble(&buf, bufLen, "DigitalZoomRatio", ImageInfo.DigitalZoomRatio, "%1.3f");
if (bufLen == 0) return NULL;
}
if (ImageInfo.ExposureTime){
const char* format;
if (ImageInfo.ExposureTime < 0.010){
format = "%6.4f";
} else {
format = "%5.3f";
}
bufLen = addKeyValueDouble(&buf, bufLen, "ExposureTime", (double)ImageInfo.ExposureTime, format);
if (bufLen == 0) return NULL;
}
if (ImageInfo.ApertureFNumber){
bufLen = addKeyValueDouble(&buf, bufLen, "FNumber", (double)ImageInfo.ApertureFNumber, "%3.1f");
if (bufLen == 0) return NULL;
}
if (ImageInfo.Distance){
bufLen = addKeyValueDouble(&buf, bufLen, "SubjectDistance", (double)ImageInfo.Distance, "%4.2f");
if (bufLen == 0) return NULL;
}
if (ImageInfo.ISOequivalent){
bufLen = addKeyValueInt(&buf, bufLen, "ISOSpeedRatings", ImageInfo.ISOequivalent);
if (bufLen == 0) return NULL;
}
if (ImageInfo.ExposureBias){
// If exposure bias was specified, but set to zero, presumably its no bias at all,
// so only show it if its nonzero.
bufLen = addKeyValueDouble(&buf, bufLen, "ExposureBiasValue", (double)ImageInfo.ExposureBias, "%4.2f");
if (bufLen == 0) return NULL;
}
bufLen = addKeyValueInt(&buf, bufLen, "WhiteBalance", ImageInfo.Whitebalance);
if (bufLen == 0) return NULL;
bufLen = addKeyValueInt(&buf, bufLen, "LightSource", ImageInfo.LightSource);
if (bufLen == 0) return NULL;
if (ImageInfo.MeteringMode) {
bufLen = addKeyValueInt(&buf, bufLen, "MeteringMode", ImageInfo.MeteringMode);
if (bufLen == 0) return NULL;
}
if (ImageInfo.ExposureProgram) {
bufLen = addKeyValueInt(&buf, bufLen, "ExposureProgram", ImageInfo.ExposureProgram);
if (bufLen == 0) return NULL;
}
if (ImageInfo.ExposureMode) {
bufLen = addKeyValueInt(&buf, bufLen, "ExposureMode", ImageInfo.ExposureMode);
if (bufLen == 0) return NULL;
}
if (ImageInfo.GpsInfoPresent) {
if (ImageInfo.GpsLatRaw[0]) {
bufLen = addKeyValueString(&buf, bufLen, "GPSLatitude", ImageInfo.GpsLatRaw);
if (bufLen == 0) return NULL;
}
if (ImageInfo.GpsLatRef[0]) {
bufLen = addKeyValueString(&buf, bufLen, "GPSLatitudeRef", ImageInfo.GpsLatRef);
if (bufLen == 0) return NULL;
}
if (ImageInfo.GpsLongRaw[0]) {
bufLen = addKeyValueString(&buf, bufLen, "GPSLongitude", ImageInfo.GpsLongRaw);
if (bufLen == 0) return NULL;
}
if (ImageInfo.GpsLongRef[0]) {
bufLen = addKeyValueString(&buf, bufLen, "GPSLongitudeRef", ImageInfo.GpsLongRef);
if (bufLen == 0) return NULL;
}
if (ImageInfo.GpsAlt[0]) {
bufLen = addKeyValueRational(&buf, bufLen, "GPSAltitude", ImageInfo.GpsAltRaw);
bufLen = addKeyValueInt(&buf, bufLen, "GPSAltitudeRef", ImageInfo.GpsAltRef);
if (bufLen == 0) return NULL;
}
if (ImageInfo.GpsDateStamp[0]) {
bufLen = addKeyValueString(&buf, bufLen, "GPSDateStamp", ImageInfo.GpsDateStamp);
if (bufLen == 0) return NULL;
}
if (ImageInfo.GpsTimeStamp[0]) {
bufLen = addKeyValueString(&buf, bufLen, "GPSTimeStamp", ImageInfo.GpsTimeStamp);
if (bufLen == 0) return NULL;
}
if (ImageInfo.GpsProcessingMethod[0]) {
bufLen = addKeyValueString(&buf, bufLen, "GPSProcessingMethod", ImageInfo.GpsProcessingMethod);
if (bufLen == 0) return NULL;
}
}
if (ImageInfo.Comments[0]) {
bufLen = addKeyValueString(&buf, bufLen, "UserComment", ImageInfo.Comments);
if (bufLen == 0) return NULL;
}
// put the attribute count at the beginnnig of the string
int finalBufLen = strlen(buf) + 20;
char* finalResult = malloc(finalBufLen);
if (finalResult == NULL) {
free(buf);
return NULL;
}
snprintf(finalResult, finalBufLen, "%d %s", attributeCount, buf);
int k;
for (k = 0; k < finalBufLen; k++)
if (finalResult[k] > 127)
finalResult[k] = '?';
free(buf);
#ifdef SUPERDEBUG
LOGE("*********Returning result \"%s\"", finalResult);
#endif
jstring result = ((*env)->NewStringUTF(env, finalResult));
free(finalResult);
DiscardData();
return result;
}
