C++ (Cpp) copyFrameToBuffer示例

示例#1

文件： animation_he.cpp 项目： waltervn/cabal-1

void MoviePlayer::handleNextFrame() {
	if (!_video->isVideoLoaded())
		return;

	VirtScreen *pvs = &_vm->_virtscr[kMainVirtScreen];

	if (_flags & 2) {
		uint8 *dstPtr = _vm->getResourceAddress(rtImage, _wizResNum);
		assert(dstPtr);
		uint8 *dst = _vm->findWrappedBlock(MKTAG('W','I','Z','D'), dstPtr, 0, 0);
		assert(dst);
		copyFrameToBuffer(dst, kDstResource, 0, 0, _vm->_screenWidth * _vm->_bytesPerPixel);
	} else if (_flags & 1) {
		copyFrameToBuffer(pvs->getBackPixels(0, 0), kDstScreen, 0, 0, pvs->pitch);

		Common::Rect imageRect(_video->getWidth(), _video->getHeight());
		_vm->restoreBackgroundHE(imageRect);
	} else {
		copyFrameToBuffer(pvs->getPixels(0, 0), kDstScreen, 0, 0, pvs->pitch);

		Common::Rect imageRect(_video->getWidth(), _video->getHeight());
		_vm->markRectAsDirty(kMainVirtScreen, imageRect);
	}

	if (_video->endOfVideo())
		_video->close();
}

示例#2

文件： animation.cpp 项目： MaddTheSane/scummvm

bool MoviePlayerDXA::processFrame() {
	Graphics::Surface *screen = _vm->_system->lockScreen();
	copyFrameToBuffer((byte *)screen->getPixels(), (_vm->_screenWidth - getWidth()) / 2, (_vm->_screenHeight - getHeight()) / 2, screen->pitch);
	_vm->_system->unlockScreen();

	uint32 soundTime = _mixer->getSoundElapsedTime(_bgSound);
	uint32 nextFrameStartTime = ((Video::VideoDecoder::VideoTrack *)getTrack(0))->getNextFrameStartTime();

	if ((_bgSoundStream == NULL) || soundTime < nextFrameStartTime) {

		if (_bgSoundStream && _mixer->isSoundHandleActive(_bgSound)) {
			while (_mixer->isSoundHandleActive(_bgSound) && soundTime < nextFrameStartTime) {
				_vm->_system->delayMillis(10);
				soundTime = _mixer->getSoundElapsedTime(_bgSound);
			}
			// In case the background sound ends prematurely, update
			// _ticks so that we can still fall back on the no-sound
			// sync case for the subsequent frames.
			_ticks = _vm->_system->getMillis();
		} else {
			_ticks += getTimeToNextFrame();
			while (_vm->_system->getMillis() < _ticks)
				_vm->_system->delayMillis(10);
		}

		return true;
	}

	warning("dropped frame %i", getCurFrame());
	return false;
}

示例#3

文件： animation.cpp 项目： Templier/scummvm-test

bool MoviePlayerDXA::processFrame() {
	Graphics::Surface *screen = _vm->_system->lockScreen();
	copyFrameToBuffer((byte *)screen->pixels, (_vm->_screenWidth - getWidth()) / 2, (_vm->_screenHeight - getHeight()) / 2, _vm->_screenWidth);
	_vm->_system->unlockScreen();

	Common::Rational soundTime(_mixer->getSoundElapsedTime(_bgSound), 1000);
	if ((_bgSoundStream == NULL) || ((soundTime * getFrameRate()).toInt() / 1000 < getCurFrame() + 1)) {

		if (_bgSoundStream && _mixer->isSoundHandleActive(_bgSound)) {
			while (_mixer->isSoundHandleActive(_bgSound) && (soundTime * getFrameRate()).toInt() < getCurFrame()) {
				_vm->_system->delayMillis(10);
				soundTime = Common::Rational(_mixer->getSoundElapsedTime(_bgSound), 1000);
			}
			// In case the background sound ends prematurely, update
			// _ticks so that we can still fall back on the no-sound
			// sync case for the subsequent frames.
			_ticks = _vm->_system->getMillis();
		} else {
			_ticks += getTimeToNextFrame();
			while (_vm->_system->getMillis() < _ticks)
				_vm->_system->delayMillis(10);
		}

		return true;
	}

	warning("dropped frame %i", getCurFrame());
	return false;
}

示例#4

文件： animation.cpp 项目： MaddTheSane/scummvm

void MoviePlayerSMK::nextFrame() {
	if (_vm->_interactiveVideo == TYPE_LOOPING && endOfVideo())
		rewind();

	if (!endOfVideo()) {
		decodeNextFrame();
		if (_vm->_interactiveVideo == TYPE_OMNITV) {
			copyFrameToBuffer(_vm->getBackBuf(), 465, 222, _vm->_screenWidth);
		} else if (_vm->_interactiveVideo == TYPE_LOOPING) {
			copyFrameToBuffer(_vm->getBackBuf(), (_vm->_screenWidth - getWidth()) / 2, (_vm->_screenHeight - getHeight()) / 2, _vm->_screenWidth);
		}
	} else if (_vm->_interactiveVideo == TYPE_OMNITV) {
		close();
		_vm->_interactiveVideo = 0;
		_vm->_variableArray[254] = 6747;
	}
}

示例#5

文件： animation.cpp 项目： MaddTheSane/scummvm

void MoviePlayerDXA::nextFrame() {
	if (_bgSoundStream && _vm->_mixer->isSoundHandleActive(_bgSound) && needsUpdate()) {
		copyFrameToBuffer(_vm->getBackBuf(), 465, 222, _vm->_screenWidth);
		return;
	}

	if (_vm->_interactiveVideo == TYPE_LOOPING && endOfVideo()) {
		rewind();
		startSound();
	}

	if (!endOfVideo()) {
		if (_vm->_interactiveVideo == TYPE_OMNITV) {
			copyFrameToBuffer(_vm->getBackBuf(), 465, 222, _vm->_screenWidth);
		} else if (_vm->_interactiveVideo == TYPE_LOOPING) {
			copyFrameToBuffer(_vm->getBackBuf(), (_vm->_screenWidth - getWidth()) / 2, (_vm->_screenHeight - getHeight()) / 2, _vm->_screenWidth);
		}
	} else if (_vm->_interactiveVideo == TYPE_OMNITV) {
		close();
		_vm->_interactiveVideo = 0;
		_vm->_variableArray[254] = 6747;
	}
}

示例#6

文件： animation.cpp 项目： MaddTheSane/scummvm

bool MoviePlayerSMK::processFrame() {
	Graphics::Surface *screen = _vm->_system->lockScreen();
	copyFrameToBuffer((byte *)screen->getPixels(), (_vm->_screenWidth - getWidth()) / 2, (_vm->_screenHeight - getHeight()) / 2, screen->pitch);
	_vm->_system->unlockScreen();

	uint32 waitTime = getTimeToNextFrame();

	if (!waitTime && !endOfVideoTracks()) {
		warning("dropped frame %i", getCurFrame());
		return false;
	}

	_vm->_system->updateScreen();

	// Wait before showing the next frame
	_vm->_system->delayMillis(waitTime);
	return true;
}