diff options
Diffstat (limited to 'smelt/sdl/CxImage/ximawbmp.cpp')
| -rw-r--r-- | smelt/sdl/CxImage/ximawbmp.cpp | 134 |
1 files changed, 0 insertions, 134 deletions
diff --git a/smelt/sdl/CxImage/ximawbmp.cpp b/smelt/sdl/CxImage/ximawbmp.cpp deleted file mode 100644 index 7ba5d00..0000000 --- a/smelt/sdl/CxImage/ximawbmp.cpp +++ /dev/null @@ -1,134 +0,0 @@ -/*
- * File: ximawbmp.cpp
- * Purpose: Platform Independent WBMP Image Class Loader and Writer
- * 12/Jul/2002 Davide Pizzolato - www.xdp.it
- * CxImage version 7.0.0 31/Dec/2010
- */
-
-#include "ximawbmp.h"
-
-#if CXIMAGE_SUPPORT_WBMP
-
-#include "ximaiter.h"
-
-////////////////////////////////////////////////////////////////////////////////
-#if CXIMAGE_SUPPORT_DECODE
-////////////////////////////////////////////////////////////////////////////////
-bool CxImageWBMP::Decode(CxFile *hFile)
-{
- if (hFile == NULL) return false;
-
- WBMPHEADER wbmpHead;
-
- cx_try
- {
- ReadOctet(hFile, &wbmpHead.Type);
-
- uint32_t dat;
- ReadOctet(hFile, &dat);
- wbmpHead.FixHeader = (uint8_t)dat;
-
- ReadOctet(hFile, &wbmpHead.ImageWidth);
- ReadOctet(hFile, &wbmpHead.ImageHeight);
-
- if (hFile->Eof())
- cx_throw("Not a WBMP");
-
- if (wbmpHead.Type != 0)
- cx_throw("Unsupported WBMP type");
-
- head.biWidth = wbmpHead.ImageWidth;
- head.biHeight= wbmpHead.ImageHeight;
-
- if (head.biWidth<=0 || head.biHeight<=0)
- cx_throw("Corrupted WBMP");
-
- if (info.nEscape == -1){
- info.dwType = CXIMAGE_FORMAT_WBMP;
- return true;
- }
-
- Create(head.biWidth, head.biHeight, 1, CXIMAGE_FORMAT_WBMP);
- if (!IsValid()) cx_throw("WBMP Create failed");
- SetGrayPalette();
-
- int32_t linewidth=(head.biWidth+7)/8;
- CImageIterator iter(this);
- iter.Upset();
- for (int32_t y=0; y < head.biHeight; y++){
- hFile->Read(iter.GetRow(),linewidth,1);
- iter.PrevRow();
- }
-
- } cx_catch {
- if (strcmp(message,"")) strncpy(info.szLastError,message,255);
- return FALSE;
- }
- return true;
-}
-////////////////////////////////////////////////////////////////////////////////
-bool CxImageWBMP::ReadOctet(CxFile * hFile, uint32_t *data)
-{
- uint8_t c;
- *data = 0;
- do {
- if (hFile->Eof()) return false;
- c = (uint8_t)hFile->GetC();
- *data <<= 7;
- *data |= (c & 0x7F);
- } while ((c&0x80)!=0);
- return true;
-}
-////////////////////////////////////////////////////////////////////////////////
-#endif //CXIMAGE_SUPPORT_DECODE
-////////////////////////////////////////////////////////////////////////////////
-#if CXIMAGE_SUPPORT_ENCODE
-////////////////////////////////////////////////////////////////////////////////
-bool CxImageWBMP::Encode(CxFile * hFile)
-{
- if (EncodeSafeCheck(hFile)) return false;
-
- //check format limits
- if (head.biBitCount!=1){
- strcpy(info.szLastError,"Can't save this image as WBMP");
- return false;
- }
-
- WBMPHEADER wbmpHead;
- wbmpHead.Type=0;
- wbmpHead.FixHeader=0;
- wbmpHead.ImageWidth=head.biWidth;
- wbmpHead.ImageHeight=head.biHeight;
-
- // Write the file header
- hFile->PutC('\0');
- hFile->PutC('\0');
- WriteOctet(hFile,wbmpHead.ImageWidth);
- WriteOctet(hFile,wbmpHead.ImageHeight);
- // Write the pixels
- int32_t linewidth=(wbmpHead.ImageWidth+7)/8;
- CImageIterator iter(this);
- iter.Upset();
- for (uint32_t y=0; y < wbmpHead.ImageHeight; y++){
- hFile->Write(iter.GetRow(),linewidth,1);
- iter.PrevRow();
- }
- return true;
-}
-////////////////////////////////////////////////////////////////////////////////
-bool CxImageWBMP::WriteOctet(CxFile * hFile, const uint32_t data)
-{
- int32_t ns = 0;
- while (data>>(ns+7)) ns+=7;
- while (ns>0){
- if (!hFile->PutC(0x80 | (uint8_t)(data>>ns))) return false;
- ns-=7;
- }
- if (!(hFile->PutC((uint8_t)(0x7F & data)))) return false;
- return true;
-}
-////////////////////////////////////////////////////////////////////////////////
-#endif // CXIMAGE_SUPPORT_ENCODE
-////////////////////////////////////////////////////////////////////////////////
-#endif // CXIMAGE_SUPPORT_WBMP
-
|