- return (true);
-}
-
-template<class T>
-void
-Array2dFile<T>::setAxisIncrement (double incX, double incY)
-{
- axis_increment_known = true;
- mIncX = incX;
- mIncY = incY;
-}
-
-template<class T>
-void
-Array2dFile<T>::setAxisExtent (double minX, double maxX, double minY, double maxY)
-{
- axis_extent_known = true;
- mMinX = minX;
- mMaxY = maxX;
- mMinX = minX;
- mMaxY = maxY;
-}
-
-template<class T>
-void
-Array2dFile<T>::getPixelValueRange (T& pvmin, T& pvmax) const
-{
- if (array != NULL) {
- T** da = array->getArray();
- pvmax = pvmin = da[0][0];
- for (int ix = 0; ix < mNX; ix++)
- for (int iy = 0; iy < mNY; iy++)
- if (pvmax < da[ix][iy])
- pvmax = da[ix][iy];
- else if (pvmin > da[ix][iy])
- pvmin = da[ix][iy];
- }
-}
-
-template<class T>
-void
-Array2dFile<T>::doPixelOffsetScale (double offset, double scale)
-{
- if (adf != NULL) {
- mOffsetPV = offset;
- mScalePV = scale;
-
- T** ad = adf->getArray();
- for (unsigned int ix = 0; ix < mNX; ix++)
- for (unsigned int iy = 0; iy < mNY; iy++)
- ad[ix][iy] = (ad[ix][iy] - offset) * scale;
- }
-}
-
-template<class T>
-bool
-Array2dFile<T>::headerRead (void)
-{
- if (file_id < 0) {
- sys_error (ERR_WARNING, "Tried to read header with file closed [headerRead]");
- return (false);
- }
-
- lseek (file_id, 0, SEEK_SET);
- kuint16 file_signature;
- kuint16 file_mPixelSize;
- kuint16 file_mPixelType;
-
- read_nint16 (&headersize, file_id);
- read_nint16 (&file_signature, file_id);
- read_nint16 (&num_labels, file_id);
- read_nint16 (&file_mPixelType, file_id);
- read_nint16 (&file_mPixelSize, file_id);
- read_nint32 (&mNX, file_id);
- read_nint32 (&mNY, file_id);
- read_nint16 (&axis_increment_known, file_id);
- read_nfloat64 (&mIncX, file_id);
- read_nfloat64 (&mIncY, file_id);
- read_nint16 (&axis_extent_known, file_id);
- read_nfloat64 (&mMinX, file_id);
- read_nfloat64 (&mMaxX, file_id);
- read_nfloat64 (&mMinY, file_id);
- read_nfloat64 (&mMaxY, file_id);
- read_nfloat64 (&mOffsetPV, file_id);
- read_nfloat64 (&mScalePV, file_id);
-
- int read_headersize = lseek (file_id, 0, SEEK_CUR);
- if (read_headersize != headersize) {
- sys_error (ERR_WARNING, "Read headersize %d != file headersize %d", read_headersize, headersize);
- return (false);
- }
- if (file_signature != signature) {
- sys_error (ERR_WARNING, "File signature %d != true signature %d", file_signature, signature);
- return (false);
- }
- if (file_mPixelType != mPixelType) {
- sys_error (ERR_WARNING, "File pixel type %d != class pixel type %d", file_mPixelType, mPixelType);
- return (false);
- }
- if (file_mPixelSize != mPixelSize) {
- sys_error (ERR_WARNING, "File pixel size %d != class pixel size %d", file_mPixelSize, mPixelSize);
- return (false);
- }
-
- return (true);
-}
-
-template<class T>
-bool
-Array2dFile<T>::headerWrite (void)
-{
- if (file_id < 0) {
- sys_error (ERR_WARNING, "Tried to write header with file closed");
- return (false);
- }
-
- lseek (file_id, 0, SEEK_SET);
- write_nint16 (&headersize, file_id);
- write_nint16 (&signature, file_id);
- write_nint16 (&num_labels, file_id);
- write_nint16 (&mPixelType, file_id);
- write_nint16 (&mPixelSize, file_id);
- write_nint32 (&mNX, file_id);
- write_nint32 (&mNY, file_id);
- write_nint16 (&axis_increment_known, file_id);
- write_nfloat64 (&mIncX, file_id);
- write_nfloat64 (&mIncY, file_id);
- write_nint16 (&axis_extent_known, file_id);
- write_nfloat64 (&mMinX, file_id);
- write_nfloat64 (&mMaxX, file_id);
- write_nfloat64 (&mMinY, file_id);
- write_nfloat64 (&mMaxY, file_id);
- write_nfloat64 (&mOffsetPV, file_id);
- write_nfloat64 (&mScalePV, file_id);
-
- headersize = lseek (file_id, 0, SEEK_CUR);
- lseek (file_id, 0, SEEK_SET);
- write_nint16 (&headersize, file_id);
-
- return (true);
-}
-
-template<class T>
-bool
-Array2dFile<T>::arrayDataWrite (void)
-{
- if (file_id < 0) {
- sys_error (ERR_WARNING, "Tried to arrayDataWrite with file_id < 0");
- return (false);
- }
-
- lseek (file_id, headersize, SEEK_SET);
- for (unsigned int ix = 0; ix < mNX; ix++)
- for (unsigned int iy = 0; iy < mNY; iy++) {
- T value = array->array_data[ix][iy];
- ConvertNetworkOrder (&value, sizeof(T));
- write (file_id, &value, mPixelSize);
- }
-
- return (true);
-}
-
-template<class T>
-bool
-Array2dFile<T>::arrayDataRead (void)
-{
- if (file_id < 0) {
- sys_error (ERR_WARNING, "Tried to arrayDataRead with file_id < 0");
- return (false);
- }
-
- lseek (file_id, headersize, SEEK_SET);
- T pixelBuffer;
- for (int ix = 0; ix < mNX; ix++)
- for (unsigned int iy = 0; iy < mNY; iy++) {
- read (file_id, &pixelBuffer, mPixelSize);
- ConvertNetworkOrder (&pixelBuffer, sizeof(T));
- array->array_data[ix][iy] = pixelBuffer;
- }
-
- return (true);
-}
-
-template<class T>
-bool
-Array2dFile<T>::labelSeek (unsigned int label_num)
-{
- if (label_num > num_labels) {
- sys_error (ERR_WARNING, "label_num %d > num_labels %d [labelSeek]");
- return (false);
- }
-
- if (array == NULL) { // Could not have written data if array not allocated
- sys_error (ERR_WARNING, "array == NULL [labelSeek]");
- return (false);
- }
-
- off_t pos = headersize + array->sizeofArray();
- if (lseek (file_id, pos, SEEK_SET) != pos) {
- sys_error (ERR_WARNING, "Can't seek to end of data array");
- return (false);
- }
-
- for (int i = 0; i < label_num; i++)
- {
- pos += 22; // Skip to string length
- if (lseek (file_id, pos, SEEK_SET) != pos) {
- sys_error (ERR_WARNING, "Can't seek to string length");
- return (false);
- }
- kuint16 strlength;
- read_nint16 (&strlength, file_id);
- pos += 2 + strlength; // Skip label string length + data
- if (lseek (file_id, pos, SEEK_SET) != pos) {
- sys_error (ERR_WARNING, "Can't seek past label string");
- return (false);
- }
- }
-
- return (true);
-}
-
-template<class T>
-bool
-Array2dFile<T>::labelRead (Array2dFileLabel& label, unsigned int label_num)