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Diffstat (limited to 'plugins/FreeImage/src/FreeImageToolkit/Flip.cpp')
| -rw-r--r-- | plugins/FreeImage/src/FreeImageToolkit/Flip.cpp | 166 |
1 files changed, 0 insertions, 166 deletions
diff --git a/plugins/FreeImage/src/FreeImageToolkit/Flip.cpp b/plugins/FreeImage/src/FreeImageToolkit/Flip.cpp deleted file mode 100644 index c7898a7813..0000000000 --- a/plugins/FreeImage/src/FreeImageToolkit/Flip.cpp +++ /dev/null @@ -1,166 +0,0 @@ -// ========================================================== -// Flipping routines -// -// Design and implementation by -// - Floris van den Berg (flvdberg@wxs.nl) -// - Hervé Drolon (drolon@infonie.fr) -// - Jim Keir (jimkeir@users.sourceforge.net) -// -// This file is part of FreeImage 3 -// -// COVERED CODE IS PROVIDED UNDER THIS LICENSE ON AN "AS IS" BASIS, WITHOUT WARRANTY -// OF ANY KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING, WITHOUT LIMITATION, WARRANTIES -// THAT THE COVERED CODE IS FREE OF DEFECTS, MERCHANTABLE, FIT FOR A PARTICULAR PURPOSE -// OR NON-INFRINGING. THE ENTIRE RISK AS TO THE QUALITY AND PERFORMANCE OF THE COVERED -// CODE IS WITH YOU. SHOULD ANY COVERED CODE PROVE DEFECTIVE IN ANY RESPECT, YOU (NOT -// THE INITIAL DEVELOPER OR ANY OTHER CONTRIBUTOR) ASSUME THE COST OF ANY NECESSARY -// SERVICING, REPAIR OR CORRECTION. THIS DISCLAIMER OF WARRANTY CONSTITUTES AN ESSENTIAL -// PART OF THIS LICENSE. NO USE OF ANY COVERED CODE IS AUTHORIZED HEREUNDER EXCEPT UNDER -// THIS DISCLAIMER. -// -// Use at your own risk! -// ========================================================== - -#include "FreeImage.h" -#include "Utilities.h" - -/** -Flip the image horizontally along the vertical axis. -@param src Input image to be processed. -@return Returns TRUE if successful, FALSE otherwise. -*/ -BOOL DLL_CALLCONV -FreeImage_FlipHorizontal(FIBITMAP *src) { - if (!FreeImage_HasPixels(src)) return FALSE; - - unsigned line = FreeImage_GetLine(src); - unsigned width = FreeImage_GetWidth(src); - unsigned height = FreeImage_GetHeight(src); - - unsigned bytespp = FreeImage_GetLine(src) / FreeImage_GetWidth(src); - - // copy between aligned memories - BYTE *new_bits = (BYTE*)FreeImage_Aligned_Malloc(line * sizeof(BYTE), FIBITMAP_ALIGNMENT); - if (!new_bits) return FALSE; - - // mirror the buffer - - for (unsigned y = 0; y < height; y++) { - BYTE *bits = FreeImage_GetScanLine(src, y); - memcpy(new_bits, bits, line); - - switch (FreeImage_GetBPP(src)) { - case 1 : - { - for(unsigned x = 0; x < width; x++) { - // get pixel at (x, y) - BOOL value = (new_bits[x >> 3] & (0x80 >> (x & 0x07))) != 0; - // set pixel at (new_x, y) - unsigned new_x = width - 1 - x; - value ? bits[new_x >> 3] |= (0x80 >> (new_x & 0x7)) : bits[new_x >> 3] &= (0xff7f >> (new_x & 0x7)); - } - } - break; - - case 4 : - { - for(unsigned c = 0; c < line; c++) { - bits[c] = new_bits[line - c - 1]; - - BYTE nibble = (bits[c] & 0xF0) >> 4; - - bits[c] = bits[c] << 4; - bits[c] |= nibble; - } - } - break; - - case 8: - { - BYTE *dst_data = (BYTE*) bits; - BYTE *src_data = (BYTE*) (new_bits + line - bytespp); - for(unsigned c = 0; c < width; c++) { - *dst_data++ = *src_data--; - } - } - break; - - case 16: - { - WORD *dst_data = (WORD*) bits; - WORD *src_data = (WORD*) (new_bits + line - bytespp); - for(unsigned c = 0; c < width; c++) { - *dst_data++ = *src_data--; - } - } - break; - - case 24 : - case 32 : - case 48: - case 64: - case 96: - case 128: - { - BYTE *dst_data = (BYTE*) bits; - BYTE *src_data = (BYTE*) (new_bits + line - bytespp); - for(unsigned c = 0; c < width; c++) { - for(unsigned k = 0; k < bytespp; k++) { - *dst_data++ = src_data[k]; - } - src_data -= bytespp; - } - } - break; - - } - } - - FreeImage_Aligned_Free(new_bits); - - return TRUE; -} - - -/** -Flip the image vertically along the horizontal axis. -@param src Input image to be processed. -@return Returns TRUE if successful, FALSE otherwise. -*/ - -BOOL DLL_CALLCONV -FreeImage_FlipVertical(FIBITMAP *src) { - BYTE *From, *Mid; - - if (!FreeImage_HasPixels(src)) return FALSE; - - // swap the buffer - - unsigned pitch = FreeImage_GetPitch(src); - unsigned height = FreeImage_GetHeight(src); - - // copy between aligned memories - Mid = (BYTE*)FreeImage_Aligned_Malloc(pitch * sizeof(BYTE), FIBITMAP_ALIGNMENT); - if (!Mid) return FALSE; - - From = FreeImage_GetBits(src); - - unsigned line_s = 0; - unsigned line_t = (height-1) * pitch; - - for(unsigned y = 0; y < height/2; y++) { - - memcpy(Mid, From + line_s, pitch); - memcpy(From + line_s, From + line_t, pitch); - memcpy(From + line_t, Mid, pitch); - - line_s += pitch; - line_t -= pitch; - - } - - FreeImage_Aligned_Free(Mid); - - return TRUE; -} - |