diff options
Diffstat (limited to 'tkagif')
| -rw-r--r-- | tkagif/tkagif.C | 59 |
1 files changed, 30 insertions, 29 deletions
diff --git a/tkagif/tkagif.C b/tkagif/tkagif.C index 7763948..ba09043 100644 --- a/tkagif/tkagif.C +++ b/tkagif/tkagif.C @@ -125,7 +125,8 @@ int TkAGIF::create(int argc, const char* argv[]) // color resolution (3): number bits-1 // sort flag (1): 0 not ordered, 1 ordered decreasing importance // size of global color table (3): size 2^(x+1) - char pkg=0xF7; + // char pkg=0xF7; + char pkg=0xF6; out_->write(&pkg,1); // BG Color @@ -165,52 +166,53 @@ int TkAGIF::colortable(int argc, const char* argv[]) return TCL_ERROR; } + int sz = 128; // colortable - unsigned char red[256]; - unsigned char green[256]; - unsigned char blue[256]; - memset(red,0,256); - memset(green,0,256); - memset(blue,0,256); + unsigned char red[sz]; + unsigned char green[sz]; + unsigned char blue[sz]; + memset(red,0,sz); + memset(green,0,sz); + memset(blue,0,sz); switch (colorTableType_) { case GREY: - for(int ii=0; ii<256; ii++) - red[ii] = green[ii] = blue[ii] = ii; + for(int ii=0; ii<sz; ii++) + red[ii] = green[ii] = blue[ii] = ii*2; break; case RED: - for(int ii=0; ii<256; ii++) - red[ii] = ii; + for(int ii=0; ii<sz; ii++) + red[ii] = ii*2; break; case GREEN: - for(int ii=0; ii<256; ii++) - green[ii] = ii; + for(int ii=0; ii<sz; ii++) + green[ii] = ii*2; break; case BLUE: - for(int ii=0; ii<256; ii++) - blue[ii] = ii; + for(int ii=0; ii<sz; ii++) + blue[ii] = ii*2; break; case PSEUDO: break; case RGB: - for (int rr=0, ii=0; rr<8; rr++) { - for (int gg=0; gg<8; gg++) { - for (int bb=0; bb<8; bb++) { - red[ii] = rr*32; - green[ii] = gg*32; - blue[ii] = bb*32; + for (int rr=0, ii=0; rr<4; rr++) { + for (int gg=0; gg<4; gg++) { + for (int bb=0; bb<4; bb++) { + red[ii] = rr*32*2; + green[ii] = gg*32*2; + blue[ii] = bb*32*2; ii++; } } } - red[255] = 0xFF; - green[255] = 0xFF; - blue[255] = 0xFF; + red[127] = 0xFF; + green[127] = 0xFF; + blue[127] = 0xFF; break; } // *** Global Color Table *** - for (int ii=0; ii<256; ii++) { + for (int ii=0; ii<sz; ii++) { out_->write((char*)red+ii,1); out_->write((char*)green+ii,1); out_->write((char*)blue+ii,1); @@ -285,7 +287,7 @@ int TkAGIF::add(int argc, const char* argv[]) for (int jj=0; jj<height_; jj++) for (int ii=0; ii<width_; ii++) { - *dst++ = src[(jj*width_+ii)*block.pixelSize+block.offset[0]]; + *dst++ = src[(jj*width_+ii)*block.pixelSize+block.offset[0]]/2; // *dst++ = src[(jj*width+ii)*block.pixelSize+block.offset[1]]; // *dst++ = src[(jj*width+ii)*block.pixelSize+block.offset[2]]; } @@ -378,9 +380,8 @@ int TkAGIF::add(int argc, const char* argv[]) out_->write((char*)&ss,1); out_->write((char*)&clear,1); for (unsigned char kk=0; kk<ll; kk++) { - unsigned char pix = rand() % 129; - // unsigned char pix = pict[jj*width_+ii]; - // cerr << (unsigned short)pix << endl; + // unsigned char pix = rand() % 128; + unsigned char pix = pict[jj*width_+ii]; out_->write((char*)&pix,1); ii++; } |