Review of image classes interfaces, part 2

This commit is contained in:
heckflosse
2018-11-18 18:09:40 +01:00
parent bfe8465563
commit 512adf5b62
8 changed files with 72 additions and 87 deletions

View File

@@ -82,22 +82,18 @@ public:
// Read the raw dump of the data // Read the raw dump of the data
void readData (FILE *fh) {} void readData (FILE *fh) {}
// Write a raw dump of the data // Write a raw dump of the data
void writeData (FILE *fh) {} void writeData (FILE *fh) const {}
virtual void normalizeInt (int srcMinVal, int srcMaxVal) {}; virtual void normalizeInt (int srcMinVal, int srcMaxVal) {};
virtual void normalizeFloat (float srcMinVal, float srcMaxVal) {}; virtual void normalizeFloat (float srcMinVal, float srcMaxVal) {};
virtual void computeHistogramAutoWB (double &avg_r, double &avg_g, double &avg_b, int &n, LUTu &histogram, int compression) {} virtual void computeHistogramAutoWB (double &avg_r, double &avg_g, double &avg_b, int &n, LUTu &histogram, int compression) const {}
virtual void getSpotWBData (double &reds, double &greens, double &blues, int &rn, int &gn, int &bn, virtual void getSpotWBData (double &reds, double &greens, double &blues, int &rn, int &gn, int &bn,
std::vector<Coord2D> &red, std::vector<Coord2D> &green, std::vector<Coord2D> &blue, std::vector<Coord2D> &red, std::vector<Coord2D> &green, std::vector<Coord2D> &blue,
int tran) {} int tran) const {}
virtual void getAutoWBMultipliers (double &rm, double &gm, double &bm) virtual void getAutoWBMultipliers (double &rm, double &gm, double &bm) const
{ {
rm = gm = bm = 1.0; rm = gm = bm = 1.0;
} }
virtual const char* getType () const
{
return "unknown";
}
}; };
@@ -232,7 +228,7 @@ public:
} }
// Send back the row stride. WARNING: unit = byte, not element! // Send back the row stride. WARNING: unit = byte, not element!
int getRowStride () int getRowStride () const
{ {
return rowstride; return rowstride;
} }
@@ -316,7 +312,7 @@ public:
} }
/** Copy the data to another PlanarWhateverData */ /** Copy the data to another PlanarWhateverData */
void copyData(PlanarWhateverData<T> *dest) void copyData(PlanarWhateverData<T> *dest) const
{ {
assert (dest != NULL); assert (dest != NULL);
// Make sure that the size is the same, reallocate if necessary // Make sure that the size is the same, reallocate if necessary
@@ -389,7 +385,7 @@ public:
} }
template <class IC> template <class IC>
void resizeImgTo (int nw, int nh, TypeInterpolation interp, PlanarWhateverData<IC> *imgPtr) void resizeImgTo (int nw, int nh, TypeInterpolation interp, PlanarWhateverData<IC> *imgPtr) const
{ {
//printf("resizeImgTo: resizing %s image data (%d x %d) to %s (%d x %d)\n", getType(), width, height, imgPtr->getType(), imgPtr->width, imgPtr->height); //printf("resizeImgTo: resizing %s image data (%d x %d) to %s (%d x %d)\n", getType(), width, height, imgPtr->getType(), imgPtr->width, imgPtr->height);
if (width == nw && height == nh) { if (width == nw && height == nh) {
@@ -499,17 +495,7 @@ public:
#endif #endif
} }
void calcHist(unsigned int *hist16) void transformPixel (int x, int y, int tran, int& tx, int& ty) const
{
for (int row = 0; row < height; row++)
for (int col = 0; col < width; col++) {
unsigned short idx;
convertTo(v(row, col), idx);
hist16[idx]++;
}
}
void transformPixel (int x, int y, int tran, int& tx, int& ty)
{ {
if (!tran) { if (!tran) {
@@ -552,7 +538,7 @@ public:
} }
} }
void getPipetteData (T &value, int posX, int posY, int squareSize, int tran) void getPipetteData (T &value, int posX, int posY, int squareSize, int tran) const
{ {
int x; int x;
int y; int y;
@@ -573,14 +559,14 @@ public:
value = n ? T(accumulator / float(n)) : T(0); value = n ? T(accumulator / float(n)) : T(0);
} }
void readData (FILE *f) void readData (FILE *f)
{ {
for (int i = 0; i < height; i++) { for (int i = 0; i < height; i++) {
fread (v(i), sizeof(T), width, f); fread (v(i), sizeof(T), width, f);
} }
} }
void writeData (FILE *f) void writeData (FILE *f) const
{ {
for (int i = 0; i < height; i++) { for (int i = 0; i < height; i++) {
fwrite (v(i), sizeof(T), width, f); fwrite (v(i), sizeof(T), width, f);
@@ -622,12 +608,12 @@ public:
} }
// Send back the row stride. WARNING: unit = byte, not element! // Send back the row stride. WARNING: unit = byte, not element!
int getRowStride () int getRowStride () const
{ {
return rowstride; return rowstride;
} }
// Send back the plane stride. WARNING: unit = byte, not element! // Send back the plane stride. WARNING: unit = byte, not element!
int getPlaneStride () int getPlaneStride () const
{ {
return planestride; return planestride;
} }
@@ -732,7 +718,7 @@ public:
} }
/** Copy the data to another PlanarRGBData */ /** Copy the data to another PlanarRGBData */
void copyData(PlanarRGBData<T> *dest) void copyData(PlanarRGBData<T> *dest) const
{ {
assert (dest != nullptr); assert (dest != nullptr);
// Make sure that the size is the same, reallocate if necessary // Make sure that the size is the same, reallocate if necessary
@@ -820,7 +806,7 @@ public:
} }
template <class IC> template <class IC>
void resizeImgTo (int nw, int nh, TypeInterpolation interp, IC *imgPtr) void resizeImgTo (int nw, int nh, TypeInterpolation interp, IC *imgPtr) const
{ {
//printf("resizeImgTo: resizing %s image data (%d x %d) to %s (%d x %d)\n", getType(), width, height, imgPtr->getType(), imgPtr->width, imgPtr->height); //printf("resizeImgTo: resizing %s image data (%d x %d) to %s (%d x %d)\n", getType(), width, height, imgPtr->getType(), imgPtr->width, imgPtr->height);
if (width == nw && height == nh) { if (width == nw && height == nh) {
@@ -869,9 +855,9 @@ public:
// This case should never occur! // This case should never occur!
for (int i = 0; i < nh; i++) { for (int i = 0; i < nh; i++) {
for (int j = 0; j < nw; j++) { for (int j = 0; j < nw; j++) {
r(i, j) = 0; imgPtr->r(i, j) = 0;
g(i, j) = 0; imgPtr->g(i, j) = 0;
b(i, j) = 0; imgPtr->b(i, j) = 0;
} }
} }
} }
@@ -942,7 +928,7 @@ public:
#endif #endif
} }
void calcGrayscaleHist(unsigned int *hist16) void calcGrayscaleHist(unsigned int *hist16) const
{ {
for (int row = 0; row < height; row++) for (int row = 0; row < height; row++)
for (int col = 0; col < width; col++) { for (int col = 0; col < width; col++) {
@@ -956,7 +942,7 @@ public:
} }
} }
void computeAutoHistogram (LUTu & histogram, int& histcompr) void computeAutoHistogram (LUTu & histogram, int& histcompr) const
{ {
histcompr = 3; histcompr = 3;
@@ -975,7 +961,7 @@ public:
} }
} }
void computeHistogramAutoWB (double &avg_r, double &avg_g, double &avg_b, int &n, LUTu &histogram, const int compression) void computeHistogramAutoWB (double &avg_r, double &avg_g, double &avg_b, int &n, LUTu &histogram, const int compression) const
{ {
histogram.clear(); histogram.clear();
avg_r = avg_g = avg_b = 0.; avg_r = avg_g = avg_b = 0.;
@@ -1007,7 +993,7 @@ public:
} }
} }
void getAutoWBMultipliers (double &rm, double &gm, double &bm) void getAutoWBMultipliers (double &rm, double &gm, double &bm) const
{ {
double avg_r = 0.; double avg_r = 0.;
@@ -1038,7 +1024,7 @@ public:
bm = avg_b / double(n); bm = avg_b / double(n);
} }
void transformPixel (int x, int y, int tran, int& tx, int& ty) void transformPixel (int x, int y, int tran, int& tx, int& ty) const
{ {
if (!tran) { if (!tran) {
@@ -1083,7 +1069,7 @@ public:
virtual void getSpotWBData (double &reds, double &greens, double &blues, int &rn, int &gn, int &bn, virtual void getSpotWBData (double &reds, double &greens, double &blues, int &rn, int &gn, int &bn,
std::vector<Coord2D> &red, std::vector<Coord2D> &green, std::vector<Coord2D> &blue, std::vector<Coord2D> &red, std::vector<Coord2D> &green, std::vector<Coord2D> &blue,
int tran) int tran) const
{ {
int x; int x;
int y; int y;
@@ -1120,7 +1106,7 @@ public:
} }
} }
void getPipetteData (T &valueR, T &valueG, T &valueB, int posX, int posY, int squareSize, int tran) void getPipetteData (T &valueR, T &valueG, T &valueB, int posX, int posY, int squareSize, int tran) const
{ {
int x; int x;
int y; int y;
@@ -1147,7 +1133,7 @@ public:
valueB = n ? T(accumulatorB / float(n)) : T(0); valueB = n ? T(accumulatorB / float(n)) : T(0);
} }
void readData (FILE *f) void readData (FILE *f)
{ {
for (int i = 0; i < height; i++) { for (int i = 0; i < height; i++) {
fread (r(i), sizeof(T), width, f); fread (r(i), sizeof(T), width, f);
@@ -1162,7 +1148,7 @@ public:
} }
} }
void writeData (FILE *f) void writeData (FILE *f) const
{ {
for (int i = 0; i < height; i++) { for (int i = 0; i < height; i++) {
fwrite (r(i), sizeof(T), width, f); fwrite (r(i), sizeof(T), width, f);
@@ -1345,7 +1331,7 @@ public:
} }
/** Copy the data to another ChunkyRGBData */ /** Copy the data to another ChunkyRGBData */
void copyData(ChunkyRGBData<T> *dest) void copyData(ChunkyRGBData<T> *dest) const
{ {
assert (dest != nullptr); assert (dest != nullptr);
// Make sure that the size is the same, reallocate if necessary // Make sure that the size is the same, reallocate if necessary
@@ -1421,7 +1407,7 @@ public:
} }
template <class IC> template <class IC>
void resizeImgTo (int nw, int nh, TypeInterpolation interp, IC *imgPtr) void resizeImgTo (int nw, int nh, TypeInterpolation interp, IC *imgPtr) const
{ {
//printf("resizeImgTo: resizing %s image data (%d x %d) to %s (%d x %d)\n", getType(), width, height, imgPtr->getType(), imgPtr->width, imgPtr->height); //printf("resizeImgTo: resizing %s image data (%d x %d) to %s (%d x %d)\n", getType(), width, height, imgPtr->getType(), imgPtr->width, imgPtr->height);
if (width == nw && height == nh) { if (width == nw && height == nh) {
@@ -1485,9 +1471,9 @@ public:
// This case should never occur! // This case should never occur!
for (int i = 0; i < nh; i++) { for (int i = 0; i < nh; i++) {
for (int j = 0; j < nw; j++) { for (int j = 0; j < nw; j++) {
r(i, j) = 0; imgPtr->r(i, j) = 0;
g(i, j) = 0; imgPtr->g(i, j) = 0;
b(i, j) = 0; imgPtr->b(i, j) = 0;
} }
} }
} }
@@ -1545,7 +1531,7 @@ public:
} }
} }
void calcGrayscaleHist(unsigned int *hist16) void calcGrayscaleHist(unsigned int *hist16) const
{ {
for (int row = 0; row < height; row++) for (int row = 0; row < height; row++)
for (int col = 0; col < width; col++) { for (int col = 0; col < width; col++) {
@@ -1559,7 +1545,7 @@ public:
} }
} }
void computeAutoHistogram (LUTu & histogram, int& histcompr) void computeAutoHistogram (LUTu & histogram, int& histcompr) const
{ {
histcompr = 3; histcompr = 3;
@@ -1578,7 +1564,7 @@ public:
} }
} }
void computeHistogramAutoWB (double &avg_r, double &avg_g, double &avg_b, int &n, LUTu &histogram, const int compression) void computeHistogramAutoWB (double &avg_r, double &avg_g, double &avg_b, int &n, LUTu &histogram, const int compression) const
{ {
histogram.clear(); histogram.clear();
avg_r = avg_g = avg_b = 0.; avg_r = avg_g = avg_b = 0.;
@@ -1610,7 +1596,7 @@ public:
} }
} }
void getAutoWBMultipliers (double &rm, double &gm, double &bm) void getAutoWBMultipliers (double &rm, double &gm, double &bm) const
{ {
double avg_r = 0.; double avg_r = 0.;
@@ -1641,7 +1627,7 @@ public:
bm = avg_b / double(n); bm = avg_b / double(n);
} }
void transformPixel (int x, int y, int tran, int& tx, int& ty) void transformPixel (int x, int y, int tran, int& tx, int& ty) const
{ {
if (!tran) { if (!tran) {
@@ -1686,7 +1672,7 @@ public:
virtual void getSpotWBData (double &reds, double &greens, double &blues, int &rn, int &gn, int &bn, virtual void getSpotWBData (double &reds, double &greens, double &blues, int &rn, int &gn, int &bn,
std::vector<Coord2D> &red, std::vector<Coord2D> &green, std::vector<Coord2D> &blue, std::vector<Coord2D> &red, std::vector<Coord2D> &green, std::vector<Coord2D> &blue,
int tran) int tran) const
{ {
int x; int x;
int y; int y;
@@ -1723,14 +1709,14 @@ public:
} }
} }
void readData (FILE *f) void readData (FILE *f)
{ {
for (int i = 0; i < height; i++) { for (int i = 0; i < height; i++) {
fread (r(i), sizeof(T), 3 * width, f); fread (r(i), sizeof(T), 3 * width, f);
} }
} }
void writeData (FILE *f) void writeData (FILE *f) const
{ {
for (int i = 0; i < height; i++) { for (int i = 0; i < height; i++) {
fwrite (r(i), sizeof(T), 3 * width, f); fwrite (r(i), sizeof(T), 3 * width, f);
@@ -1758,24 +1744,24 @@ public:
/** @brief Saves the image to file. It autodetects the format (jpg, tif, png are supported). /** @brief Saves the image to file. It autodetects the format (jpg, tif, png are supported).
* @param fname is the name of the file * @param fname is the name of the file
@return the error code, 0 if none */ @return the error code, 0 if none */
virtual int saveToFile (Glib::ustring fname) = 0; virtual int saveToFile (const Glib::ustring &fname) const = 0;
/** @brief Saves the image to file in a png format. /** @brief Saves the image to file in a png format.
* @param fname is the name of the file * @param fname is the name of the file
* @param compression is the amount of compression (0-6), -1 corresponds to the default * @param compression is the amount of compression (0-6), -1 corresponds to the default
* @param bps can be 8 or 16 depending on the bits per pixels the output file will have * @param bps can be 8 or 16 depending on the bits per pixels the output file will have
@return the error code, 0 if none */ @return the error code, 0 if none */
virtual int saveAsPNG (Glib::ustring fname, int bps = -1) = 0; virtual int saveAsPNG (const Glib::ustring &fname, int bps = -1) const = 0;
/** @brief Saves the image to file in a jpg format. /** @brief Saves the image to file in a jpg format.
* @param fname is the name of the file * @param fname is the name of the file
* @param quality is the quality of the jpeg (0...100), set it to -1 to use default * @param quality is the quality of the jpeg (0...100), set it to -1 to use default
@return the error code, 0 if none */ @return the error code, 0 if none */
virtual int saveAsJPEG (Glib::ustring fname, int quality = 100, int subSamp = 3 ) = 0; virtual int saveAsJPEG (const Glib::ustring &fname, int quality = 100, int subSamp = 3 ) const = 0;
/** @brief Saves the image to file in a tif format. /** @brief Saves the image to file in a tif format.
* @param fname is the name of the file * @param fname is the name of the file
* @param bps can be 8 or 16 depending on the bits per pixels the output file will have * @param bps can be 8 or 16 depending on the bits per pixels the output file will have
* @param isFloat is true for saving float images. Will be ignored by file format not supporting float data * @param isFloat is true for saving float images. Will be ignored by file format not supporting float data
@return the error code, 0 if none */ @return the error code, 0 if none */
virtual int saveAsTIFF (Glib::ustring fname, int bps = -1, bool isFloat = false, bool uncompressed = false) = 0; virtual int saveAsTIFF (const Glib::ustring &fname, int bps = -1, bool isFloat = false, bool uncompressed = false) const = 0;
/** @brief Sets the progress listener if you want to follow the progress of the image saving operations (optional). /** @brief Sets the progress listener if you want to follow the progress of the image saving operations (optional).
* @param pl is the pointer to the class implementing the ProgressListener interface */ * @param pl is the pointer to the class implementing the ProgressListener interface */
virtual void setSaveProgressListener (ProgressListener* pl) = 0; virtual void setSaveProgressListener (ProgressListener* pl) = 0;

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@@ -124,7 +124,7 @@ void Image16::setScanline(int row, unsigned char* buffer, int bps, unsigned int
*/ */
} }
Image16* Image16::copy() Image16* Image16::copy() const
{ {
Image16* cp = new Image16(width, height); Image16* cp = new Image16(width, height);
@@ -295,8 +295,7 @@ void Image16::getStdImage(const ColorTemp &ctemp, int tran, Imagefloat* image, P
#undef GCLIP #undef GCLIP
} }
Image8* Image8* Image16::to8() const
Image16::to8()
{ {
Image8* img8 = new Image8(width, height); Image8* img8 = new Image8(width, height);
@@ -311,8 +310,7 @@ Image16::to8()
return img8; return img8;
} }
Imagefloat* Imagefloat* Image16::tofloat() const
Image16::tofloat()
{ {
Imagefloat* imgfloat = new Imagefloat(width, height); Imagefloat* imgfloat = new Imagefloat(width, height);

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@@ -40,10 +40,10 @@ public:
Image16(int width, int height); Image16(int width, int height);
~Image16(); ~Image16();
Image16* copy(); Image16* copy() const;
Image8* to8(); Image8* to8() const;
Imagefloat* tofloat(); Imagefloat* tofloat() const;
virtual void getStdImage(const ColorTemp &ctemp, int tran, Imagefloat* image, PreviewProps pp) const; virtual void getStdImage(const ColorTemp &ctemp, int tran, Imagefloat* image, PreviewProps pp) const;
@@ -74,22 +74,22 @@ public:
return 8 * sizeof(unsigned short); return 8 * sizeof(unsigned short);
} }
virtual int saveToFile(Glib::ustring fname) virtual int saveToFile(const Glib::ustring &fname) const
{ {
return save(fname); return save(fname);
} }
virtual int saveAsPNG(Glib::ustring fname, int bps = -1) virtual int saveAsPNG(const Glib::ustring &fname, int bps = -1) const
{ {
return savePNG(fname, bps); return savePNG(fname, bps);
} }
virtual int saveAsJPEG(Glib::ustring fname, int quality = 100, int subSamp = 3) virtual int saveAsJPEG(const Glib::ustring &fname, int quality = 100, int subSamp = 3) const
{ {
return saveJPEG(fname, quality, subSamp); return saveJPEG(fname, quality, subSamp);
} }
virtual int saveAsTIFF(Glib::ustring fname, int bps = -1, bool isFloat = false, bool uncompressed = false) virtual int saveAsTIFF(const Glib::ustring &fname, int bps = -1, bool isFloat = false, bool uncompressed = false) const
{ {
return saveTIFF(fname, bps, isFloat, uncompressed); return saveTIFF(fname, bps, isFloat, uncompressed);
} }

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@@ -89,7 +89,7 @@ void Image8::setScanline (int row, unsigned char* buffer, int bps, unsigned int
} }
} }
Image8* Image8::copy () Image8* Image8::copy () const
{ {
Image8* cp = new Image8 (width, height); Image8* cp = new Image8 (width, height);

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@@ -38,7 +38,7 @@ public:
Image8 (int width, int height); Image8 (int width, int height);
~Image8 (); ~Image8 ();
Image8* copy (); Image8* copy () const;
virtual void getStdImage (const ColorTemp &ctemp, int tran, Imagefloat* image, PreviewProps pp) const; virtual void getStdImage (const ColorTemp &ctemp, int tran, Imagefloat* image, PreviewProps pp) const;
@@ -69,22 +69,22 @@ public:
return 8 * sizeof(unsigned char); return 8 * sizeof(unsigned char);
} }
virtual int saveToFile (Glib::ustring fname) virtual int saveToFile (const Glib::ustring &fname) const
{ {
return save (fname); return save (fname);
} }
virtual int saveAsPNG (Glib::ustring fname, int bps = -1) virtual int saveAsPNG (const Glib::ustring &fname, int bps = -1) const
{ {
return savePNG (fname, bps); return savePNG (fname, bps);
} }
virtual int saveAsJPEG (Glib::ustring fname, int quality = 100, int subSamp = 3) virtual int saveAsJPEG (const Glib::ustring &fname, int quality = 100, int subSamp = 3) const
{ {
return saveJPEG (fname, quality, subSamp); return saveJPEG (fname, quality, subSamp);
} }
virtual int saveAsTIFF (Glib::ustring fname, int bps = -1, bool isFloat = false, bool uncompressed = false) virtual int saveAsTIFF (const Glib::ustring &fname, int bps = -1, bool isFloat = false, bool uncompressed = false) const
{ {
return saveTIFF (fname, bps, isFloat, uncompressed); return saveTIFF (fname, bps, isFloat, uncompressed);
} }

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@@ -159,7 +159,7 @@ void Imagefloat::getScanline (int row, unsigned char* buffer, int bps, bool isFl
} }
} }
Imagefloat* Imagefloat::copy () Imagefloat* Imagefloat::copy () const
{ {
Imagefloat* cp = new Imagefloat (width, height); Imagefloat* cp = new Imagefloat (width, height);
@@ -330,7 +330,7 @@ void Imagefloat::getStdImage (const ColorTemp &ctemp, int tran, Imagefloat* imag
} }
Image8* Image8*
Imagefloat::to8() Imagefloat::to8() const
{ {
Image8* img8 = new Image8(width, height); Image8* img8 = new Image8(width, height);
#ifdef _OPENMP #ifdef _OPENMP
@@ -349,7 +349,7 @@ Imagefloat::to8()
} }
Image16* Image16*
Imagefloat::to16() Imagefloat::to16() const
{ {
Image16* img16 = new Image16(width, height); Image16* img16 = new Image16(width, height);
#ifdef _OPENMP #ifdef _OPENMP

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@@ -44,10 +44,10 @@ public:
Imagefloat (int width, int height); Imagefloat (int width, int height);
~Imagefloat (); ~Imagefloat ();
Imagefloat* copy (); Imagefloat* copy () const;
Image8* to8(); Image8* to8() const;
Image16* to16(); Image16* to16() const;
virtual void getStdImage (const ColorTemp &ctemp, int tran, Imagefloat* image, PreviewProps pp) const; virtual void getStdImage (const ColorTemp &ctemp, int tran, Imagefloat* image, PreviewProps pp) const;
@@ -75,23 +75,23 @@ public:
{ {
return 8 * sizeof(float); return 8 * sizeof(float);
} }
virtual int saveToFile (Glib::ustring fname) virtual int saveToFile (const Glib::ustring &fname) const
{ {
return save (fname); return save (fname);
} }
virtual int saveAsPNG (Glib::ustring fname, int bps = -1) virtual int saveAsPNG (const Glib::ustring &fname, int bps = -1) const
{ {
return savePNG (fname, bps); return savePNG (fname, bps);
} }
virtual int saveAsJPEG (Glib::ustring fname, int quality = 100, int subSamp = 3) virtual int saveAsJPEG (const Glib::ustring &fname, int quality = 100, int subSamp = 3) const
{ {
return saveJPEG (fname, quality, subSamp); return saveJPEG (fname, quality, subSamp);
} }
virtual int saveAsTIFF (Glib::ustring fname, int bps = -1, bool isFloat = false, bool uncompressed = false) virtual int saveAsTIFF (const Glib::ustring &fname, int bps = -1, bool isFloat = false, bool uncompressed = false) const
{ {
return saveTIFF (fname, bps, isFloat, uncompressed); return saveTIFF (fname, bps, isFloat, uncompressed);
} }
virtual void setSaveProgressListener (ProgressListener* pl) virtual void setSaveProgressListener (ProgressListener* pl)
{ {
setProgressListener (pl); setProgressListener (pl);
} }

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@@ -84,6 +84,7 @@ public:
virtual int getBPS () const = 0; virtual int getBPS () const = 0;
virtual void getScanline (int row, unsigned char* buffer, int bps, bool isFloat = false) const = 0; virtual void getScanline (int row, unsigned char* buffer, int bps, bool isFloat = false) const = 0;
virtual void setScanline (int row, unsigned char* buffer, int bps, unsigned int numSamples = 3) = 0; virtual void setScanline (int row, unsigned char* buffer, int bps, unsigned int numSamples = 3) = 0;
virtual const char* getType () const = 0;
int load (const Glib::ustring &fname); int load (const Glib::ustring &fname);
int save (const Glib::ustring &fname) const; int save (const Glib::ustring &fname) const;