translators/bmp/BMPTranslator.cpp

170 // Parameters:	width, width of the row, in pixels
179 get_padding(uint32 width, uint16 bitsperpixel)
185 		padding = (width * bytesPerPixel) % 4;
188 		if (!(width % pixelsPerByte))
189 			padding = (width / pixelsPerByte) % 4;
191 			padding = ((width + pixelsPerByte -
192 				(width % pixelsPerByte)) /
206 // with a width of width and a bit depth of bitsperpixel.
212 // Parameters:	width, width of the row, in pixels
221 get_rowbytes(uint32 width, uint16 bitsperpixel)
224 	int32 padding = get_padding(width, bitsperpixel);
228 		rowbytes = (width * bytesPerPixel) + padding;
231 		rowbytes = (width / pixelsPerByte) +
232 			((width % pixelsPerByte) ? 1 : 0) + padding;
345 		if (msheader.width == 0 || msheader.height == 0)
393 			pmsheader->width = abs(msheader.width);
428 		if (os2header.width == 0 || os2header.height == 0)
454 			pmsheader->width = os2header.width;
472 					pmsheader->imagesize = get_rowbytes(pmsheader->width,
492 					pmsheader->imagesize = get_rowbytes(pmsheader->width,
624 	int32 bitsRowBytes = msheader.width * bitsBytesPerPixel;
625 	int32 padding = get_padding(msheader.width, msheader.bitsperpixel);
627 		get_rowbytes(msheader.width, msheader.bitsperpixel);
651 		for (int32 i = 0; i < msheader.width; i++) {
762 		} // for for (uint32 i = 0; i < msheader.width; i++)
811 	int32 padding = get_padding(msheader.width, msheader.bitsperpixel);
813 		get_rowbytes(msheader.width, msheader.bitsperpixel);
828 		memcpy(bmpRowData, bitsRowData, msheader.width);
878 		get_rowbytes(msheader.width, msheader.bitsperpixel);
894 		for (int32 i = 0; (bmppixcol < msheader.width) &&
898 			for (uint8 compbit = 128; (bmppixcol < msheader.width) &&
1025 		msheader.width =
1057 				msheader.imagesize = get_rowbytes(msheader.width, 24) *
1072 				msheader.imagesize = get_rowbytes(msheader.width,
1086 				msheader.imagesize = get_rowbytes(msheader.width,
1213 	int32 bitsRowBytes = msheader.width * 4;
1216 		get_rowbytes(msheader.width, msheader.bitsperpixel);
1269 			for (int32 i = 0; i < msheader.width; i++) {
1340 		get_rowbytes(msheader.width, msheader.bitsperpixel);
1346 	int32 bitsRowBytes = msheader.width * 4;
1368 		for (int32 i = 0; i < msheader.width; i++) {
1466 	int32 bitsRowBytes = msheader.width * 4;
1489 			if (bmppixcol == msheader.width) {
1497 			if (count + bmppixcol > msheader.width)
1498 				count = msheader.width - bmppixcol;
1524 					if (bmppixcol < msheader.width)
1526 							defaultcolor, msheader.width - bmppixcol);
1537 					if (bmppixcol == msheader.width) {
1547 							msheader.width - bmppixcol);
1572 					if ((dx + bmppixcol >= msheader.width) ||
1584 							msheader.width - bmppixcol);
1606 					if (bmppixcol == msheader.width) {
1614 					if (code + bmppixcol > msheader.width)
1615 						code = msheader.width - bmppixcol;
1754 		bitsHeader.bounds.right = msheader.width - 1;
1793 		bitsHeader.rowBytes = msheader.width * 4;