diff options
Diffstat (limited to 'media-tv/xbmc/files/xbmc-10.1-libpng-1.5.patch')
| -rw-r--r-- | media-tv/xbmc/files/xbmc-10.1-libpng-1.5.patch | 596 |
1 files changed, 596 insertions, 0 deletions
diff --git a/media-tv/xbmc/files/xbmc-10.1-libpng-1.5.patch b/media-tv/xbmc/files/xbmc-10.1-libpng-1.5.patch new file mode 100644 index 00000000..4d992275 --- /dev/null +++ b/media-tv/xbmc/files/xbmc-10.1-libpng-1.5.patch @@ -0,0 +1,596 @@ +fix building with newer libpng. patch by Ian Stakenvicius. + +https://bugs.gentoo.org/380127 + +--- a/xbmc/lib/cximage-6.0/CxImage/ximapng.h ++++ b/xbmc/lib/cximage-6.0/CxImage/ximapng.h +@@ -69,8 +69,13 @@ +
+ static void PNGAPI user_error_fn(png_structp png_ptr,png_const_charp error_msg)
+ {
++#if PNG_LIBPNG_VER > 10399
++ strncpy((char*)png_get_error_ptr(png_ptr),error_msg,255);
++ longjmp(png_jmpbuf(png_ptr), 1);
++#else
+ strncpy((char*)png_ptr->error_ptr,error_msg,255);
+ longjmp(png_ptr->jmpbuf, 1);
++#endif
+ }
+ };
+
+--- a/xbmc/lib/cximage-6.0/CxImage/ximapng.cpp ++++ b/xbmc/lib/cximage-6.0/CxImage/ximapng.cpp +@@ -15,7 +15,11 @@ + void CxImagePNG::ima_png_error(png_struct *png_ptr, char *message)
+ {
+ strcpy(info.szLastError,message);
++#if PNG_LIBPNG_VER > 10399
++ longjmp(png_jmpbuf(png_ptr), 1);
++#else
+ longjmp(png_ptr->jmpbuf, 1);
++#endif
+ }
+ ////////////////////////////////////////////////////////////////////////////////
+ #if CXIMAGE_SUPPORT_DECODE
+@@ -62,7 +66,11 @@ + /* Set error handling if you are using the setjmp/longjmp method (this is
+ * the normal method of doing things with libpng). REQUIRED unless you
+ * set up your own error handlers in the png_create_read_struct() earlier. */
++#if PNG_LIBPNG_VER > 10399
++ if (setjmp(png_jmpbuf(png_ptr))) {
++#else
+ if (setjmp(png_ptr->jmpbuf)) {
++#endif
+ /* Free all of the memory associated with the png_ptr and info_ptr */
+ delete [] row_pointers;
+ png_destroy_read_struct(&png_ptr, &info_ptr, (png_infopp)NULL);
+@@ -70,16 +78,35 @@ + /* read the file information */
+ png_read_info(png_ptr, info_ptr);
+
++ png_uint_32 _width,_height;
++ int _bit_depth,_color_type,_interlace_type,_compression_type,_filter_type;
++#if PNG_LIBPNG_VER > 10399
++ png_get_IHDR(png_ptr,info_ptr,&_width,&_height,&_bit_depth,&_color_type,
++ &_interlace_type,&_compression_type,&_filter_type);
++#else
++ _width=info_ptr->width;
++ _height=info_ptr->height;
++ _bit_depth=info_ptr->bit_depth;
++ _color_type=info_ptr->color_type;
++ _interlace_type=info_ptr->interlace_type;
++ _compression_type=info_ptr->compression_type;
++ _filter_type=info_ptr->filter_type;
++#endif
++
+ if (info.nEscape == -1){
+- head.biWidth = info_ptr->width;
+- head.biHeight= info_ptr->height;
++ head.biWidth = _width;
++ head.biHeight= _height;
+ info.dwType = CXIMAGE_FORMAT_PNG;
++#if PNG_LIBPNG_VER > 10399
++ longjmp(png_jmpbuf(png_ptr), 1);
++#else
+ longjmp(png_ptr->jmpbuf, 1);
++#endif
+ }
+
+ /* calculate new number of channels */
+ int channels=0;
+- switch(info_ptr->color_type){
++ switch(_color_type){
+ case PNG_COLOR_TYPE_GRAY:
+ case PNG_COLOR_TYPE_PALETTE:
+ channels = 1;
+@@ -101,71 +128,108 @@ + break;
+ default:
+ strcpy(info.szLastError,"unknown PNG color type");
++#if PNG_LIBPNG_VER > 10399
++ longjmp(png_jmpbuf(png_ptr), 1);
++#else
+ longjmp(png_ptr->jmpbuf, 1);
++#endif
+ }
+
+ //find the right pixel depth used for cximage
++#if PNG_LIBPNG_VER > 10399
++ int pixel_depth = _bit_depth * png_get_channels(png_ptr,info_ptr);
++#else
+ int pixel_depth = info_ptr->pixel_depth;
++#endif
+ if (channels == 1 && pixel_depth>8) pixel_depth=8;
+ if (channels == 2) pixel_depth=8;
+ if (channels >= 3) pixel_depth=24;
+
+- if (!Create(info_ptr->width, info_ptr->height, pixel_depth, CXIMAGE_FORMAT_PNG)){
++ if (!Create(_width, _height, pixel_depth, CXIMAGE_FORMAT_PNG)){
++#if PNG_LIBPNG_VER > 10399
++ longjmp(png_jmpbuf(png_ptr), 1);
++#else
+ longjmp(png_ptr->jmpbuf, 1);
++#endif
+ }
+
+ /* get metrics */
+- switch (info_ptr->phys_unit_type)
++ png_uint_32 _x_pixels_per_unit,_y_pixels_per_unit;
++ int _phys_unit_type;
++#if PNG_LIBPNG_VER > 10399
++ png_get_pHYs(png_ptr,info_ptr,&_x_pixels_per_unit,&_y_pixels_per_unit,&_phys_unit_type);
++#else
++ _x_pixels_per_unit=info_ptr->x_pixels_per_unit;
++ _y_pixels_per_unit=info_ptr->y_pixels_per_unit;
++ _phys_unit_type=info_ptr->phys_unit_type;
++#endif
++ switch (_phys_unit_type)
+ {
+ case PNG_RESOLUTION_UNKNOWN:
+- SetXDPI(info_ptr->x_pixels_per_unit);
+- SetYDPI(info_ptr->y_pixels_per_unit);
++ SetXDPI(_x_pixels_per_unit);
++ SetYDPI(_y_pixels_per_unit);
+ break;
+ case PNG_RESOLUTION_METER:
+- SetXDPI((long)floor(info_ptr->x_pixels_per_unit * 254.0 / 10000.0 + 0.5));
+- SetYDPI((long)floor(info_ptr->y_pixels_per_unit * 254.0 / 10000.0 + 0.5));
++ SetXDPI((long)floor(_x_pixels_per_unit * 254.0 / 10000.0 + 0.5));
++ SetYDPI((long)floor(_y_pixels_per_unit * 254.0 / 10000.0 + 0.5));
+ break;
+ }
+
+- if (info_ptr->num_palette>0){
+- SetPalette((rgb_color*)info_ptr->palette,info_ptr->num_palette);
+- SetClrImportant(info_ptr->num_palette);
+- } else if (info_ptr->bit_depth ==2) { //<DP> needed for 2 bpp grayscale PNGs
++ int _num_palette;
++ png_colorp _palette;
++#if PNG_LIBPNG_VER > 10399
++ png_get_PLTE(png_ptr,info_ptr,&_palette,&_num_palette);
++#else
++ _num_palette=info_ptr->num_palette;
++ _palette=info_ptr->palette;
++#endif
++ if (_num_palette>0){
++ SetPalette((rgb_color*)_palette,_num_palette);
++ SetClrImportant(_num_palette);
++ } else if (_bit_depth ==2) { //<DP> needed for 2 bpp grayscale PNGs
+ SetPaletteColor(0,0,0,0);
+ SetPaletteColor(1,85,85,85);
+ SetPaletteColor(2,170,170,170);
+ SetPaletteColor(3,255,255,255);
+ } else SetGrayPalette(); //<DP> needed for grayscale PNGs
+
+- int nshift = max(0,(info_ptr->bit_depth>>3)-1)<<3;
++ int nshift = max(0,(_bit_depth>>3)-1)<<3;
+
+- if (info_ptr->num_trans!=0){ //palette transparency
+- if (info_ptr->num_trans==1){
+- if (info_ptr->color_type == PNG_COLOR_TYPE_PALETTE){
++ png_bytep _trans_alpha;
++ int _num_trans;
++ png_color_16p _trans_color;
++#if PNG_LIBPNG_VER > 10399
++ png_get_tRNS(png_ptr,info_ptr,&_trans_alpha,&_num_trans,&_trans_color);
++#else
++ _num_trans=info_ptr->num_trans;
++#endif
++ if (_num_trans!=0){ //palette transparency
++ if (_num_trans==1){
++ if (_color_type == PNG_COLOR_TYPE_PALETTE){
+ #if PNG_LIBPNG_VER > 10399
+- info.nBkgndIndex = info_ptr->trans_color.index;
++ info.nBkgndIndex = _trans_color->index;
+ #else
+ info.nBkgndIndex = info_ptr->trans_values.index;
+ #endif
+ } else{
+ #if PNG_LIBPNG_VER > 10399
+- info.nBkgndIndex = info_ptr->trans_color.gray>>nshift;
++ info.nBkgndIndex = _trans_color->gray>>nshift;
+ #else
+ info.nBkgndIndex = info_ptr->trans_values.gray>>nshift;
+ #endif
+ }
+ }
+- if (info_ptr->num_trans>1){
++ if (_num_trans>1){
+ RGBQUAD* pal=GetPalette();
+ if (pal){
+ DWORD ip;
+- for (ip=0;ip<min(head.biClrUsed,(unsigned long)info_ptr->num_trans);ip++)
++ for (ip=0;ip<min(head.biClrUsed,(unsigned long)_num_trans);ip++)
+ #if PNG_LIBPNG_VER > 10399
+- pal[ip].rgbReserved=info_ptr->trans_alpha[ip];
++ pal[ip].rgbReserved=_trans_alpha[ip];
+ #else
+ pal[ip].rgbReserved=info_ptr->trans[ip];
+ #endif
+- for (ip=info_ptr->num_trans;ip<head.biClrUsed;ip++){
++ for (ip=_num_trans;ip<head.biClrUsed;ip++){
+ pal[ip].rgbReserved=255;
+ }
+ info.bAlphaPaletteEnabled=true;
+@@ -174,14 +238,12 @@ + }
+
+ if (channels == 3){ //check RGB binary transparency
+- png_bytep trans;
+- int num_trans;
+- png_color_16 *image_background;
+- if (png_get_tRNS(png_ptr, info_ptr, &trans, &num_trans, &image_background)){
+-#if PNG_LIBPNG_VER > 10399
+- info.nBkgndColor.rgbRed = (BYTE)(info_ptr->trans_color.red>>nshift);
+- info.nBkgndColor.rgbGreen = (BYTE)(info_ptr->trans_color.green>>nshift);
+- info.nBkgndColor.rgbBlue = (BYTE)(info_ptr->trans_color.blue>>nshift);
++ /* seems unnecessary to call again, but the conditional must be important so... */
++ if (png_get_tRNS(png_ptr,info_ptr,&_trans_alpha,&_num_trans,&_trans_color)){
++#if PNG_LIBPNG_VER > 10399
++ info.nBkgndColor.rgbRed = (BYTE)(_trans_color->red>>nshift);
++ info.nBkgndColor.rgbGreen = (BYTE)(_trans_color->green>>nshift);
++ info.nBkgndColor.rgbBlue = (BYTE)(_trans_color->blue>>nshift);
+ #else
+ info.nBkgndColor.rgbRed = (BYTE)(info_ptr->trans_values.red>>nshift);
+ info.nBkgndColor.rgbGreen = (BYTE)(info_ptr->trans_values.green>>nshift);
+@@ -202,15 +264,24 @@ + }
+
+ // <vho> - flip the RGB pixels to BGR (or RGBA to BGRA)
+- if (info_ptr->color_type & PNG_COLOR_MASK_COLOR){
++ if (_color_type & PNG_COLOR_MASK_COLOR){
+ png_set_bgr(png_ptr);
+ }
+
+ // <vho> - handle cancel
+- if (info.nEscape) longjmp(png_ptr->jmpbuf, 1);
++ if (info.nEscape)
++#if PNG_LIBPNG_VER > 10399
++ longjmp(png_jmpbuf(png_ptr), 1);
++#else
++ longjmp(png_ptr->jmpbuf, 1);
++#endif
+
+ // row_bytes is the width x number of channels x (bit-depth / 8)
++#if PNG_LIBPNG_VER > 10399
++ row_pointers = new BYTE[png_get_rowbytes(png_ptr,info_ptr) + 8];
++#else
+ row_pointers = new BYTE[info_ptr->rowbytes + 8];
++#endif
+
+ // turn on interlace handling
+ int number_passes = png_set_interlace_handling(png_ptr);
+@@ -221,8 +292,12 @@ + SetCodecOption(0);
+ }
+
+- int chan_offset = info_ptr->bit_depth >> 3;
++ int chan_offset = _bit_depth >> 3;
++#if PNG_LIBPNG_VER > 10399
++ int pixel_offset = (_bit_depth * png_get_channels(png_ptr,info_ptr)) >> 3;
++#else
+ int pixel_offset = info_ptr->pixel_depth >> 3;
++#endif
+
+ for (int pass=0; pass < number_passes; pass++) {
+ iter.Upset();
+@@ -230,7 +305,12 @@ + do {
+
+ // <vho> - handle cancel
+- if (info.nEscape) longjmp(png_ptr->jmpbuf, 1);
++ if (info.nEscape)
++#if PNG_LIBPNG_VER > 10399
++ longjmp(png_jmpbuf(png_ptr), 1);
++#else
++ longjmp(png_ptr->jmpbuf, 1);
++#endif
+
+ #if CXIMAGE_SUPPORT_ALPHA // <vho>
+ if (AlphaIsValid()) {
+@@ -241,7 +321,7 @@ + BYTE* prow= iter.GetRow(ay);
+
+ //recover data from previous scan
+- if (info_ptr->interlace_type && pass>0 && pass!=7){
++ if (_interlace_type && pass>0 && pass!=7){
+ for(ax=0;ax<head.biWidth;ax++){
+ long px = ax * pixel_offset;
+ if (channels == 2){
+@@ -278,10 +358,14 @@ + #endif // CXIMAGE_SUPPORT_ALPHA // vho
+ {
+ //recover data from previous scan
+- if (info_ptr->interlace_type && pass>0){
++ if (_interlace_type && pass>0){
++#if PNG_LIBPNG_VER > 10399
++ iter.GetRow(row_pointers, png_get_rowbytes(png_ptr,info_ptr));
++#else
+ iter.GetRow(row_pointers, info_ptr->rowbytes);
++#endif
+ //re-expand buffer for images with bit depth > 8
+- if (info_ptr->bit_depth > 8){
++ if (_bit_depth > 8){
+ for(long ax=(head.biWidth*channels-1);ax>=0;ax--)
+ row_pointers[ax*chan_offset] = row_pointers[ax];
+ }
+@@ -291,15 +375,19 @@ + png_read_row(png_ptr, row_pointers, NULL);
+
+ //shrink 16 bit depth images down to 8 bits
+- if (info_ptr->bit_depth > 8){
++ if (_bit_depth > 8){
+ for(long ax=0;ax<(head.biWidth*channels);ax++)
+ row_pointers[ax] = row_pointers[ax*chan_offset];
+ }
+
+ //copy the pixels
++#if PNG_LIBPNG_VER > 10399
++ iter.SetRow(row_pointers, png_get_rowbytes(png_ptr,info_ptr));
++#else
+ iter.SetRow(row_pointers, info_ptr->rowbytes);
++#endif
+ //<DP> expand 2 bpp images only in the last pass
+- if (info_ptr->bit_depth==2 && pass==(number_passes-1))
++ if (_bit_depth==2 && pass==(number_passes-1))
+ expand2to4bpp(iter.GetRow());
+
+ //go on
+@@ -361,9 +449,13 @@ + /* Set error handling. REQUIRED if you aren't supplying your own
+ * error hadnling functions in the png_create_write_struct() call.
+ */
++#if PNG_LIBPNG_VER > 10399
++ if (setjmp(png_jmpbuf(png_ptr))){
++#else
+ if (setjmp(png_ptr->jmpbuf)){
+ /* If we get here, we had a problem reading the file */
+ if (info_ptr->palette) free(info_ptr->palette);
++#endif
+ png_destroy_write_struct(&png_ptr, (png_infopp)&info_ptr);
+ cx_throw("Error saving PNG file");
+ }
+@@ -372,9 +464,23 @@ + //png_init_io(png_ptr, hFile);
+
+ // use custom I/O functions
+- png_set_write_fn(png_ptr,hFile,/*(png_rw_ptr)*/user_write_data,/*(png_flush_ptr)*/user_flush_data);
++ png_set_write_fn(png_ptr,hFile,/*(png_rw_ptr)*/user_write_data,/*(png_flush_ptr)*/user_flush_data);
+
+ /* set the file information here */
++#if PNG_LIBPNG_VER > 10399
++ /* use variables to hold the values so it isnt necessary to png_get them later */
++ png_uint_32 _width,_height;
++ int _bit_depth,_color_type,_interlace_type,_compression_type,_filter_type;
++ png_byte _channels,_pixel_depth;
++
++ _width = GetWidth();
++ _height = GetHeight();
++ _pixel_depth = (BYTE)GetBpp();
++ _channels = (GetBpp()>8) ? (BYTE)3: (BYTE)1;
++ _bit_depth = (BYTE)(GetBpp()/_channels);
++ _compression_type = PNG_COMPRESSION_TYPE_DEFAULT;
++ _filter_type = PNG_FILTER_TYPE_DEFAULT;
++#else
+ info_ptr->width = GetWidth();
+ info_ptr->height = GetHeight();
+ info_ptr->pixel_depth = (BYTE)GetBpp();
+@@ -382,13 +488,22 @@ + info_ptr->bit_depth = (BYTE)(GetBpp()/info_ptr->channels);
+ info_ptr->compression_type = info_ptr->filter_type = 0;
+ info_ptr->valid = 0;
++#endif
+
+ switch(GetCodecOption(CXIMAGE_FORMAT_PNG)){
+ case 1:
++#if PNG_LIBPNG_VER > 10399
++ _interlace_type = PNG_INTERLACE_ADAM7;
++#else
+ info_ptr->interlace_type = PNG_INTERLACE_ADAM7;
++#endif
+ break;
+ default:
++#if PNG_LIBPNG_VER > 10399
++ _interlace_type = PNG_INTERLACE_NONE;
++#else
+ info_ptr->interlace_type = PNG_INTERLACE_NONE;
++#endif
+ }
+
+ /* set compression level */
+@@ -398,22 +513,47 @@ +
+ if (GetNumColors()){
+ if (bGrayScale){
++#if PNG_LIBPNG_VER > 10399
++ _color_type = PNG_COLOR_TYPE_GRAY;
++#else
+ info_ptr->color_type = PNG_COLOR_TYPE_GRAY;
++#endif
+ } else {
++#if PNG_LIBPNG_VER > 10399
++ _color_type = PNG_COLOR_TYPE_PALETTE;
++#else
+ info_ptr->color_type = PNG_COLOR_TYPE_PALETTE;
++#endif
+ }
+ } else {
++#if PNG_LIBPNG_VER > 10399
++ _color_type = PNG_COLOR_TYPE_RGB;
++#else
+ info_ptr->color_type = PNG_COLOR_TYPE_RGB;
++#endif
+ }
+ #if CXIMAGE_SUPPORT_ALPHA
+ if (AlphaIsValid()){
++#if PNG_LIBPNG_VER > 10399
++ _color_type |= PNG_COLOR_MASK_ALPHA;
++ _channels++;
++ _bit_depth = 8;
++ _pixel_depth += 8;
++#else
+ info_ptr->color_type |= PNG_COLOR_MASK_ALPHA;
+ info_ptr->channels++;
+ info_ptr->bit_depth = 8;
+ info_ptr->pixel_depth += 8;
++#endif
+ }
+ #endif
+
++#if PNG_LIBPNG_VER > 10399
++ /* set the header here, since we're done modifying these values */
++ png_set_IHDR(png_ptr,info_ptr,_width,_height,_bit_depth,_color_type,_interlace_type,
++ _compression_type,_filter_type);
++#endif
++
+ /* set background */
+ png_color_16 image_background={ 0, 255, 255, 255, 0 };
+ RGBQUAD tc = GetTransColor();
+@@ -427,22 +567,24 @@ + /* set metrics */
+ png_set_pHYs(png_ptr, info_ptr, head.biXPelsPerMeter, head.biYPelsPerMeter, PNG_RESOLUTION_METER);
+
++#if PNG_LIBPNG_VER <= 10399
+ png_set_IHDR(png_ptr, info_ptr, info_ptr->width, info_ptr->height, info_ptr->bit_depth,
+ info_ptr->color_type, info_ptr->interlace_type,
+ PNG_COMPRESSION_TYPE_BASE, PNG_FILTER_TYPE_BASE);
++#endif
+
+ //<DP> simple transparency
+ if (info.nBkgndIndex >= 0){
+- info_ptr->num_trans = 1;
+- info_ptr->valid |= PNG_INFO_tRNS;
+ #if PNG_LIBPNG_VER > 10399
+- info_ptr->trans_alpha = trans;
+- info_ptr->trans_color.index = (BYTE)info.nBkgndIndex;
+- info_ptr->trans_color.red = tc.rgbRed;
+- info_ptr->trans_color.green = tc.rgbGreen;
+- info_ptr->trans_color.blue = tc.rgbBlue;
+- info_ptr->trans_color.gray = info_ptr->trans_color.index;
++ png_color_16 _trans_color;
++ _trans_color.index = (BYTE)info.nBkgndIndex;
++ _trans_color.red = tc.rgbRed;
++ _trans_color.green = tc.rgbGreen;
++ _trans_color.blue = tc.rgbBlue;
++ _trans_color.gray = _trans_color.index;
+ #else
++ info_ptr->num_trans = 1;
++ info_ptr->valid |= PNG_INFO_tRNS;
+ info_ptr->trans = trans;
+ info_ptr->trans_values.index = (BYTE)info.nBkgndIndex;
+ info_ptr->trans_values.red = tc.rgbRed;
+@@ -454,34 +596,53 @@ + // the transparency indexes start from 0 for non grayscale palette
+ if (!bGrayScale && head.biClrUsed && info.nBkgndIndex)
+ SwapIndex(0,(BYTE)info.nBkgndIndex);
++
++#if PNG_LIBPNG_VER > 10399
++ png_set_tRNS(png_ptr,info_ptr,(png_bytep)trans,1,&_trans_color);
++#endif
+ }
+
+ /* set the palette if there is one */
++#if PNG_LIBPNG_VER > 10399
++ png_colorp _palette;
++#endif
+ if (GetPalette()){
++#if PNG_LIBPNG_VER <= 10399
+ if (!bGrayScale){
+ info_ptr->valid |= PNG_INFO_PLTE;
+ }
++#endif
+
+ int nc = GetClrImportant();
+ if (nc==0) nc = GetNumColors();
+
++ // copy the palette colors
++#if PNG_LIBPNG_VER > 10399
++ _palette = new png_color[nc];
++#else
++ info_ptr->palette = new png_color[nc];
++ info_ptr->num_palette = (png_uint_16) nc;
++#endif
++ for (int i=0; i<nc; i++)
++#if PNG_LIBPNG_VER > 10399
++ GetPaletteColor(i, &_palette[i].red, &_palette[i].green, &_palette[i].blue);
++
++ png_set_PLTE(png_ptr,info_ptr,_palette,nc);
++#else
++ GetPaletteColor(i, &info_ptr->palette[i].red, &info_ptr->palette[i].green, &info_ptr->palette[i].blue);
++#endif
++
+ if (info.bAlphaPaletteEnabled){
+ for(WORD ip=0; ip<nc;ip++)
+ trans[ip]=GetPaletteColor((BYTE)ip).rgbReserved;
+- info_ptr->num_trans = (WORD)nc;
+- info_ptr->valid |= PNG_INFO_tRNS;
+ #if PNG_LIBPNG_VER > 10399
+- info_ptr->trans_alpha = trans;
++ png_set_tRNS(png_ptr,info_ptr,(png_bytep)trans,nc,NULL);
+ #else
++ info_ptr->num_trans = (WORD)nc;
++ info_ptr->valid |= PNG_INFO_tRNS;
+ info_ptr->trans = trans;
+ #endif
+ }
+-
+- // copy the palette colors
+- info_ptr->palette = new png_color[nc];
+- info_ptr->num_palette = (png_uint_16) nc;
+- for (int i=0; i<nc; i++)
+- GetPaletteColor(i, &info_ptr->palette[i].red, &info_ptr->palette[i].green, &info_ptr->palette[i].blue);
+ }
+
+ #if CXIMAGE_SUPPORT_ALPHA // <vho>
+@@ -495,8 +656,12 @@ + } } }
+ #endif // CXIMAGE_SUPPORT_ALPHA // <vho>
+
++#if PNG_LIBPNG_VER > 10399
++ int row_size = max(info.dwEffWidth, (_width * _channels * _bit_depth / 8));
++#else
+ int row_size = max(info.dwEffWidth, info_ptr->width*info_ptr->channels*(info_ptr->bit_depth/8));
+ info_ptr->rowbytes = row_size;
++#endif
+ BYTE *row_pointers = new BYTE[row_size];
+
+ /* write the file information */
+@@ -514,7 +679,11 @@ + if (AlphaIsValid()){
+ for (long ax=head.biWidth-1; ax>=0;ax--){
+ c = BlindGetPixelColor(ax,ay);
++#if PNG_LIBPNG_VER > 10399
++ int px = ax * _channels;
++#else
+ int px = ax * info_ptr->channels;
++#endif
+ if (!bGrayScale){
+ row_pointers[px++]=c.rgbRed;
+ row_pointers[px++]=c.rgbGreen;
+@@ -529,7 +698,11 @@ + #endif //CXIMAGE_SUPPORT_ALPHA // <vho>
+ {
+ iter.GetRow(row_pointers, row_size);
++#if PNG_LIBPNG_VER > 10399
++ if (_color_type == PNG_COLOR_TYPE_RGB) //HACK BY OP
++#else
+ if (info_ptr->color_type == PNG_COLOR_TYPE_RGB) //HACK BY OP
++#endif
+ RGBtoBGR(row_pointers, row_size);
+ png_write_row(png_ptr, row_pointers);
+ }
+@@ -546,9 +719,14 @@ + png_write_end(png_ptr, info_ptr);
+
+ /* if you malloced the palette, free it here */
++#if PNG_LIBPNG_VER > 10399
++ if (_palette){
++ delete [] (_palette);
++#else
+ if (info_ptr->palette){
+ delete [] (info_ptr->palette);
+ info_ptr->palette = NULL;
++#endif
+ }
+
+ /* clean up after the write, and free any memory allocated */
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