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

					y = g_GifInterlaceOffset[interlacepass];
				}		
			} else {
				y++;
			}
		}
		size = (int)(bufptr - buf);
		BYTE last[4];
		w = (WORD)stringtable->CompressEnd(last);
		if( size + w >= sizeof(buf) ) {
			//one last full size sub-block
			io->write_proc(&b, 1, 1, handle);
			io->write_proc(buf, size, 1, handle);
			io->write_proc(last, sizeof(buf) - size, 1, handle);
			//and possibly a tiny additional sub-block
			b = (BYTE)(w - (sizeof(buf) - size));
			if( b > 0 ) {
				io->write_proc(&b, 1, 1, handle);
				io->write_proc(last + w - b, b, 1, handle);
			}
		} else {
			//last sub-block less than full size
			b = (BYTE)(size + w);
			io->write_proc(&b, 1, 1, handle);
			io->write_proc(buf, size, 1, handle);
			io->write_proc(last, w, 1, handle);
		}

		//Block Terminator
		b = 0;
		io->write_proc(&b, 1, 1, handle);

		delete stringtable;

	} catch (const char *msg) {
		FreeImage_OutputMessageProc(s_format_id, msg);
		return FALSE;
	}

	return TRUE;
}

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

void DLL_CALLCONV 
InitGIF(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 = Open;
	plugin->close_proc = Close;
	plugin->pagecount_proc = PageCount;
	plugin->pagecapability_proc = NULL;
	plugin->load_proc = Load;
	plugin->save_proc = Save;
	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;
}