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src/Source/FreeImage/PluginSGI.cpp  view on Meta::CPAN

					if (bIsRLE) {
						ch = get_rlechar(io, handle, &my_rle_status);
						packed = (BYTE)ch;
					}
					else {
						ch = io->read_proc(&packed, sizeof(BYTE), 1, handle);
					}
					if (ch == EOF) {
						throw SGI_EOF_IN_IMAGE_DATA;
					}
					*p = packed;
				}
			}
		}
		
		if (zsize == 2)
		{
			BYTE *pRow = pStartRow;
			//If faking RGBA from grayscale + alpha, copy first channel to second and third
			for (int i=0; i<height; i++, pRow += ns)
			{
				BYTE *pPixel = pRow;
				for (int j=0; j<width; j++)
				{
					pPixel[2] = pPixel[1] = pPixel[0];
					pPixel += 4;
				}
			}
		}
		if(pRowIndex)
			free(pRowIndex);

		return dib;

	} catch(const char *text) {
		if(pRowIndex) free(pRowIndex);
		if(dib) FreeImage_Unload(dib);
		FreeImage_OutputMessageProc(s_format_id, text);
		return NULL;
	}
}

// ==========================================================
//   Init
// ==========================================================

void DLL_CALLCONV 
InitSGI(Plugin *plugin, int format_id) {
	s_format_id = format_id;
	
	plugin->format_proc = Format;
	plugin->description_proc = Description;
	plugin->extension_proc = Extension;
	plugin->regexpr_proc = RegExpr;
	plugin->open_proc = NULL;
	plugin->close_proc = NULL;
	plugin->pagecount_proc = NULL;
	plugin->pagecapability_proc = NULL;
	plugin->load_proc = Load;
	plugin->save_proc = NULL;
	plugin->validate_proc = Validate;
	plugin->mime_proc = MimeType;
	plugin->supports_export_bpp_proc = SupportsExportDepth;
	plugin->supports_export_type_proc = SupportsExportType;
	plugin->supports_icc_profiles_proc = NULL;
}