C++ DumpFile::write方法代码示例

void MadsM4Engine::dumpFile(const char* filename, bool uncompress) {
	Common::DumpFile f;
	byte buffer[DUMP_BUFFER_SIZE];
	Common::SeekableReadStream *fileS = res()->get(filename);
	
	if (!f.open(filename))
		error("Could not open '%s' for writing", filename);

	int bytesRead = 0;
	warning("Dumping %s, size: %i\n", filename, fileS->size());

	if (!uncompress) {
		while (!fileS->eos()) {
			bytesRead = fileS->read(buffer, DUMP_BUFFER_SIZE);
			f.write(buffer, bytesRead);
		}
	} else {
		MadsPack packData(fileS);
		Common::SeekableReadStream *sourceUnc;
		for (int i = 0; i < packData.getCount(); i++) {
			sourceUnc = packData.getItemStream(i);
			debugCN(kDebugCore, "Dumping compressed chunk %i of %i, size is %i\n", i + 1, packData.getCount(), sourceUnc->size());
			while (!sourceUnc->eos()) {
				bytesRead = sourceUnc->read(buffer, DUMP_BUFFER_SIZE);
				f.write(buffer, bytesRead);
			}
			delete sourceUnc;
		}
	}

	f.close();
	res()->toss(filename);
	res()->purge();
}

void dumpBMP(const char *filename, int16 w, int16 h, const byte *bytes, const uint32 *palette) {
	Common::DumpFile out;
	byte my_hdr[sizeof(bmp_hdr)];
	int i;

	out.open(filename);
	if (!out.isOpen())
		return;

	memcpy(my_hdr, bmp_hdr, sizeof(bmp_hdr));

	*(uint32 *)(my_hdr + 2) = w * h + 1024 + sizeof(bmp_hdr);
	*(uint32 *)(my_hdr + 18) = w;
	*(uint32 *)(my_hdr + 22) = h;


	out.write(my_hdr, sizeof(my_hdr));

	for (i = 0; i != 256; i++, palette++) {
		byte color[4];
		color[0] = (byte)(*palette >> 16);
		color[1] = (byte)(*palette >> 8);
		color[2] = (byte)(*palette);
		color[3] = 0;
		out.write(color, 4);
	}

	while (--h >= 0) {
		out.write(bytes + h * ((w + 3) & ~3), ((w + 3) & ~3));
	}
}

static bool writeBMP(const Common::UString &filename, const byte *data,
		int width, int height) {

	if ((width <= 0) || (height <= 0) || !data)
		return false;

	Common::DumpFile file;

	if (!file.open(filename))
		return false;

	// The pitch of the output has to be divisible by 4, so
	// we output zeroes to make the pitch that far.
	int extraDataSize = width & 3;
	int imageSize = height * (width + extraDataSize) * 3;

	// Main bitmap header
	file.writeByte('B');
	file.writeByte('M');
	file.writeUint32LE(14 + 40 + imageSize); // Size
	file.writeUint32LE(0); // reserved
	file.writeUint32LE(14 + 40); // Image offset after both headers

	// v3 header
	file.writeUint32LE(40);
	file.writeUint32LE(width);
	file.writeUint32LE(height);
	file.writeUint16LE(1);
	file.writeUint16LE(24);
	file.writeUint32LE(0);
	file.writeUint32LE(imageSize);
	file.writeUint32LE(72);
	file.writeUint32LE(72);
	file.writeUint32LE(0);
	file.writeUint32LE(0);

	if (extraDataSize != 0) {
		// Dump, making sure the pitch is correct
		while (height--) {
			file.write(data, width * 3);

			// Ensure we're on a 4-byte boundary
			for (int i = 0; i < extraDataSize; i++)
				file.writeByte(0);

			data += width * 3;
		}
	} else {
		// Dump directly (can do all at once here because the data
		// is already good for BMP output)
		file.write(data, width * height * 3);
	}

	if (!file.flush() || file.err())
		return false;

	file.close();
	return true;
}

bool BdfFont::cacheFontData(const BdfFont &font, const Common::String &filename) {
	Common::DumpFile cacheFile;
	if (!cacheFile.open(filename)) {
		warning("BdfFont::cacheFontData: Couldn't open file '%s' for writing", filename.c_str());
		return false;
	}

	const BdfFontData &data = font._data;

	cacheFile.writeUint32BE(BDF_FONTCACHE_TAG);
	cacheFile.writeUint32BE(BDF_FONTCACHE_VERSION);
	cacheFile.writeUint16BE(data.maxAdvance);
	cacheFile.writeByte(data.height);
	cacheFile.writeByte(data.defaultBox.width);
	cacheFile.writeByte(data.defaultBox.height);
	cacheFile.writeSByte(data.defaultBox.xOffset);
	cacheFile.writeSByte(data.defaultBox.yOffset);
	cacheFile.writeByte(data.ascent);
	cacheFile.writeUint16BE(data.firstCharacter);
	cacheFile.writeSint16BE(data.defaultCharacter);
	cacheFile.writeUint16BE(data.numCharacters);

	for (int i = 0; i < data.numCharacters; ++i) {
		const BdfBoundingBox &box = data.boxes ? data.boxes[i] : data.defaultBox;
		if (data.bitmaps[i]) {
			const int bytes = ((box.width + 7) / 8) * box.height;
			cacheFile.writeUint32BE(bytes);
			cacheFile.write(data.bitmaps[i], bytes);
		} else {
			cacheFile.writeUint32BE(0);
		}
	}

	if (data.advances) {
		cacheFile.writeByte(0xFF);
		cacheFile.write(data.advances, data.numCharacters);
	} else {
		cacheFile.writeByte(0x00);
	}

	if (data.boxes) {
		cacheFile.writeByte(0xFF);

		for (int i = 0; i < data.numCharacters; ++i) {
			const BdfBoundingBox &box = data.boxes[i];
			cacheFile.writeByte(box.width);
			cacheFile.writeByte(box.height);
			cacheFile.writeSByte(box.xOffset);
			cacheFile.writeSByte(box.yOffset);
		}
	} else {
		cacheFile.writeByte(0x00);
	}

	return !cacheFile.err();
}

void GagEngine::ExtractCdf(const Common::String &a_fn)
{
	CdfArchive archive(a_fn, true);

	uint pos = a_fn.size();
	for(uint i = 0; i < a_fn.size(); ++i)
	{
		if(a_fn[i] == '.')
			pos = i;
	}

	//TODO: figure out how to create directory
	Common::String dn(ConfMan.get("path") + '/' + Common::String(a_fn.c_str(), pos) + '/');

	Common::ArchiveMemberList member_list;
	archive.listMembers(member_list);
	for(Common::ArchiveMemberList::iterator it = member_list.begin(); it != member_list.end(); ++it)
	{
		Common::ScopedPtr<Common::SeekableReadStream> stream((*it)->createReadStream());

		if(stream)
		{
			uint8 *buffer = new uint8[stream->size()];
			stream->read(buffer, stream->size());

			Common::DumpFile file;
			if(file.open(dn + (*it)->getName()))
				file.write(buffer, stream->size());

			delete [] buffer;
		}
	}
}

bool Debugger::cmdDumpFile(int argc, const char **argv) {
	if (argc != 2) {
		debugPrintf("Format: dumpfile <resource name>\n");
		return true;
	}

	Common::SeekableReadStream *s = _vm->_res->load(argv[1]);
	if (!s) {
		debugPrintf("Invalid resource.\n");
		return true;
	}

	byte *buffer = new byte[s->size()];
	s->read(buffer, s->size());

	Common::DumpFile dumpFile;
	dumpFile.open(argv[1]);

	dumpFile.write(buffer, s->size());
	dumpFile.flush();
	dumpFile.close();

	delete[] buffer;

	debugPrintf("Resource %s has been dumped to disk.\n", argv[1]);

	return true;
}

bool Console::Cmd_DumpFile(int argc, const char **argv) {
	if (argc != 3) {
		debugPrintf("Usage: %s <file path> <output file name>\n", argv[0]);
		return true;
	}

	Common::String filePath = argv[1];
	Common::String outFileName = argv[2];

	BaseFileManager *fileManager = BaseEngine::instance().getFileManager();
	Common::SeekableReadStream *inFile = fileManager->openFile(filePath);
	if (!inFile) {
		debugPrintf("File '%s' not found\n", argv[1]);
		return true;
	}

	Common::DumpFile *outFile = new Common::DumpFile();
	outFile->open(outFileName);

	byte *data = new byte[inFile->size()];
	inFile->read(data, inFile->size());
	outFile->write(data, inFile->size());
	outFile->finalize();
	outFile->close();
	delete[] data;

	delete outFile;
	delete inFile;

	debugPrintf("Resource file '%s' dumped to file '%s'\n", argv[1], argv[2]);
	return true;
}

// Dumps all of the game's music in external XMIDI *.xmi files
void dumpMusic() {
	Common::File midiFile;
	Common::DumpFile outFile;
	char outName[20];
	midiFile.open(MIDI_FILE);
	int outFileSize = 0;
	char buffer[20000];

	const int total = 155;	// maximum (SCN version)

	for (int i = 0; i < total; i++) {
		if (midiOffsets[i] == 0)
			break;

		sprintf(outName, "track%03d.xmi", i + 1);
		outFile.open(outName);

		if (i < total - 1)
			outFileSize = midiOffsets[i + 1] - midiOffsets[i] - 4;
		else
			outFileSize = midiFile.size() - midiOffsets[i] - 4;

		midiFile.seek(midiOffsets[i] + 4, SEEK_SET);

		assert(outFileSize < 20000);
		midiFile.read(buffer, outFileSize);
		outFile.write(buffer, outFileSize);

		outFile.close();
	}

	midiFile.close();
}

bool Console::cmdDumpImage(int argc, const char **argv) {
	if (argc != 2) {
		debugPrintf("Use %s <TGA/TGZ name> to dump a Z-Vision TGA/TGZ image into a regular BMP image\n", argv[0]);
		return true;
	}

	Common::String fileName = argv[1];
	if (!fileName.hasSuffix(".tga")) {
		debugPrintf("%s is not an image file", argv[1]);
	}

	Common::File f;
	if (!_engine->getSearchManager()->openFile(f, argv[1])) {
		warning("File not found: %s", argv[1]);
		return true;
	}

	Graphics::Surface surface;
	_engine->getRenderManager()->readImageToSurface(argv[1], surface, false);

	// Open file
	Common::DumpFile out;

	fileName.setChar('b', fileName.size() - 3);
	fileName.setChar('m', fileName.size() - 2);
	fileName.setChar('p', fileName.size() - 1);

	out.open(fileName);

	// Write BMP header
	out.writeByte('B');
	out.writeByte('M');
	out.writeUint32LE(surface.h * surface.pitch + 54);
	out.writeUint32LE(0);
	out.writeUint32LE(54);
	out.writeUint32LE(40);
	out.writeUint32LE(surface.w);
	out.writeUint32LE(surface.h);
	out.writeUint16LE(1);
	out.writeUint16LE(16);
	out.writeUint32LE(0);
	out.writeUint32LE(0);
	out.writeUint32LE(0);
	out.writeUint32LE(0);
	out.writeUint32LE(0);
	out.writeUint32LE(0);

	// Write pixel data to BMP
	out.write(surface.getPixels(), surface.pitch * surface.h);

	out.flush();
	out.close();

	surface.free();

	return true;
}

void OpenGLGraphicsManager::saveScreenshot(const Common::String &filename) const {
	const uint width  = _outputScreenWidth;
	const uint height = _outputScreenHeight;

	// A line of a BMP image must have a size divisible by 4.
	// We calculate the padding bytes needed here.
	// Since we use a 3 byte per pixel mode, we can use width % 4 here, since
	// it is equal to 4 - (width * 3) % 4. (4 - (width * Bpp) % 4, is the
	// usual way of computing the padding bytes required).
	const uint linePaddingSize = width % 4;
	const uint lineSize        = width * 3 + linePaddingSize;

	// Allocate memory for screenshot
	uint8 *pixels = new uint8[lineSize * height];

	// Get pixel data from OpenGL buffer
	GLCALL(glReadPixels(0, 0, width, height, GL_RGB, GL_UNSIGNED_BYTE, pixels));

	// BMP stores as BGR. Since we can't assume that GL_BGR is supported we
	// will swap the components from the RGB we read to BGR on our own.
	for (uint y = height; y-- > 0;) {
		uint8 *line = pixels + y * lineSize;

		for (uint x = width; x > 0; --x, line += 3) {
			SWAP(line[0], line[2]);
		}
	}

	// Open file
	Common::DumpFile out;
	out.open(filename);

	// Write BMP header
	out.writeByte('B');
	out.writeByte('M');
	out.writeUint32LE(height * lineSize + 54);
	out.writeUint32LE(0);
	out.writeUint32LE(54);
	out.writeUint32LE(40);
	out.writeUint32LE(width);
	out.writeUint32LE(height);
	out.writeUint16LE(1);
	out.writeUint16LE(24);
	out.writeUint32LE(0);
	out.writeUint32LE(0);
	out.writeUint32LE(0);
	out.writeUint32LE(0);
	out.writeUint32LE(0);
	out.writeUint32LE(0);

	// Write pixel data to BMP
	out.write(pixels, lineSize * height);

	// Free allocated memory
	delete[] pixels;
}

bool Node::dumpFaceMask(uint16 index, int face, DirectorySubEntry::ResourceType type) {
	static const int32 kMaskSize = 640 * 640;

	byte *mask = new byte[kMaskSize];
	memset(mask, 0, kMaskSize);
	uint32 headerOffset = 0;
	uint32 dataOffset = 0;

	const DirectorySubEntry *maskDesc = _vm->getFileDescription(0, index, face, type);

	if (!maskDesc) {
		delete[] mask;
		return false;
	}

	Common::MemoryReadStream *maskStream = maskDesc->getData();

	while (headerOffset < 400) {
		int blockX = (headerOffset / sizeof(dataOffset)) % 10;
		int blockY = (headerOffset / sizeof(dataOffset)) / 10;

		maskStream->seek(headerOffset, SEEK_SET);
		dataOffset = maskStream->readUint32LE();
		headerOffset = maskStream->pos();

		if (dataOffset != 0) {
			maskStream->seek(dataOffset, SEEK_SET);

			for(int i = 63; i >= 0; i--) {
				int x = 0;
				byte numValues = maskStream->readByte();
				for (int j = 0; j < numValues; j++) {
					byte repeat = maskStream->readByte();
					byte value = maskStream->readByte();
					for (int k = 0; k < repeat; k++) {
						mask[((blockY * 64) + i) * 640 + blockX * 64 + x] = value;
						x++;
					}
				}
			}
		}
	}

	delete maskStream;

	Common::DumpFile outFile;
	outFile.open(Common::String::format("dump/%d-%d.masku_%d", index, face, type));
	outFile.write(mask, kMaskSize);
	outFile.close();
	delete[] mask;

	return true;
}

void dumpFile(Common::SeekableReadStream *s, const char *outName) {
	byte *buffer = new byte[s->size()];
	s->read(buffer, s->size());

	Common::DumpFile dumpFile;
	dumpFile.open(outName);

	dumpFile.write(buffer, s->size());
	dumpFile.flush();
	dumpFile.close();

	delete[] buffer;
}

bool Debugger::Cmd_DumpFile(int argc, const char **argv) {
	if (argc < 2) {
		debugPrintf("Usage: %s <resource> <unpack>\n", argv[0]);
		debugPrintf("  resource: the resource name\n");
		debugPrintf("  unpack: optional, when specified, the FAB/MADSPACK compressed resource is unpacked\n");
	} else {
		Common::DumpFile outFile;
		Common::File inFile;

		if (!inFile.open(argv[1])) {
			debugPrintf("Specified resource does not exist\n");
		} else {
			outFile.open(argv[1]);
			bool unpack = ((argc >= 3) && !scumm_stricmp(argv[2], "unpack"));

			byte *data;
			int totalSize = 0;

			if (!unpack) {
				totalSize = inFile.size();
				data = new byte[totalSize];
				inFile.read(data, totalSize);
			} else {
				MadsPack dataPack(&inFile);
				int count = dataPack.getCount();
				for (int i = 0; i < count; i++) {
					totalSize += dataPack.getItem(i)._size;
				}
				data = new byte[totalSize];
				byte *ptr = data;

				for (int i = 0; i < count; i++) {
					Common::SeekableReadStream *readStream = dataPack.getItemStream(i);
					readStream->read(ptr, readStream->size());
					ptr += readStream->size();
				}
			}

			outFile.write(data, totalSize);
			outFile.flush();

			delete[] data;
			inFile.close();
			outFile.close();

			debugPrintf("File written successfully.\n");
		}
	}

	return true;
}

void ResMan::dumpRes(uint32 id) {
	char outn[30];
	sprintf(outn, "DUMP%08X.BIN", id);
	Common::DumpFile outf;
	if (outf.open(outn)) {
		resOpen(id);
		MemHandle *memHandle = resHandle(id);
		if (memHandle) {
			outf.write(memHandle->data, memHandle->size);
			outf.close();
		}
		resClose(id);
	}
}

bool Console::cmdRawToWav(int argc, const char **argv) {
	if (argc != 3) {
		debugPrintf("Use %s <rawFilePath> <wavFileName> to dump a .RAW file to .WAV\n", argv[0]);
		return true;
	}

	Common::File file;
	if (!_engine->getSearchManager()->openFile(file, argv[1])) {
		warning("File not found: %s", argv[1]);
		return true;
	}

	Audio::AudioStream *audioStream = makeRawZorkStream(argv[1], _engine);

	Common::DumpFile output;
	output.open(argv[2]);

	output.writeUint32BE(MKTAG('R', 'I', 'F', 'F'));
	output.writeUint32LE(file.size() * 2 + 36);
	output.writeUint32BE(MKTAG('W', 'A', 'V', 'E'));
	output.writeUint32BE(MKTAG('f', 'm', 't', ' '));
	output.writeUint32LE(16);
	output.writeUint16LE(1);
	uint16 numChannels;
	if (audioStream->isStereo()) {
		numChannels = 2;
		output.writeUint16LE(2);
	} else {
		numChannels = 1;
		output.writeUint16LE(1);
	}
	output.writeUint32LE(audioStream->getRate());
	output.writeUint32LE(audioStream->getRate() * numChannels * 2);
	output.writeUint16LE(numChannels * 2);
	output.writeUint16LE(16);
	output.writeUint32BE(MKTAG('d', 'a', 't', 'a'));
	output.writeUint32LE(file.size() * 2);
	int16 *buffer = new int16[file.size()];
	audioStream->readBuffer(buffer, file.size());
#ifndef SCUMM_LITTLE_ENDIAN
	for (int i = 0; i < file.size(); ++i)
		buffer[i] = TO_LE_16(buffer[i]);
#endif
	output.write(buffer, file.size() * 2);

	delete[] buffer;


	return true;
}