void ZVision::playVideo(Video::VideoDecoder &vid, const Common::Rect &destRect, bool skippable, Subtitle *sub) { Common::Rect dst = destRect; // If destRect is empty, no specific scaling was requested. However, we may choose to do scaling anyway if (dst.isEmpty()) dst = Common::Rect(vid.getWidth(), vid.getHeight()); Graphics::Surface scaled; if (vid.getWidth() != dst.width() || vid.getHeight() != dst.height()) scaled.create(dst.width(), dst.height(), vid.getPixelFormat()); uint16 x = _workingWindow.left + dst.left; uint16 y = _workingWindow.top + dst.top; uint16 finalWidth = dst.width() < _workingWindow.width() ? dst.width() : _workingWindow.width(); uint16 finalHeight = dst.height() < _workingWindow.height() ? dst.height() : _workingWindow.height(); bool showSubs = (_scriptManager->getStateValue(StateKey_Subtitles) == 1); _clock.stop(); vid.start(); _videoIsPlaying = true; // Only continue while the video is still playing while (!shouldQuit() && !vid.endOfVideo() && vid.isPlaying()) { // Check for engine quit and video stop key presses while (_eventMan->pollEvent(_event)) { switch (_event.type) { case Common::EVENT_KEYDOWN: switch (_event.kbd.keycode) { case Common::KEYCODE_q: if (_event.kbd.hasFlags(Common::KBD_CTRL)) quitGame(); break; case Common::KEYCODE_SPACE: if (skippable) { vid.stop(); } break; default: break; } default: break; } } if (vid.needsUpdate()) { const Graphics::Surface *frame = vid.decodeNextFrame(); if (sub && showSubs) sub->process(vid.getCurFrame()); if (frame) { if (scaled.getPixels()) { _renderManager->scaleBuffer(frame->getPixels(), scaled.getPixels(), frame->getWidth(), frame->getHeight(), frame->getFormat().bytesPerPixel, scaled.getWidth(), scaled.getHeight()); frame = &scaled; } Common::Rect rect = Common::Rect(x, y, x + finalWidth, y + finalHeight); _renderManager->copyToScreen(*frame, rect, 0, 0); _renderManager->processSubs(0); } } // Always update the screen so the mouse continues to render _system->updateScreen(); _system->delayMillis(vid.getTimeToNextFrame() / 2); } _videoIsPlaying = false; _clock.start(); }
void ZVision::playVideo(Video::VideoDecoder &videoDecoder, const Common::Rect &destRect, bool skippable) { byte bytesPerPixel = videoDecoder.getPixelFormat().bytesPerPixel; uint16 origWidth = videoDecoder.getWidth(); uint16 origHeight = videoDecoder.getHeight(); uint scale = 1; // If destRect is empty, no specific scaling was requested. However, we may choose to do scaling anyway if (destRect.isEmpty()) { // Most videos are very small. Therefore we do a simple 2x scale if (origWidth * 2 <= 640 && origHeight * 2 <= 480) { scale = 2; } } else { // Assume bilinear scaling. AKA calculate the scale from just the width. // Also assume that the scaling is in integral intervals. AKA no 1.5x scaling // TODO: Test ^these^ assumptions scale = destRect.width() / origWidth; // TODO: Test if we need to support downscale. } uint16 pitch = origWidth * bytesPerPixel; uint16 finalWidth = origWidth * scale; uint16 finalHeight = origHeight * scale; byte *scaledVideoFrameBuffer; if (scale != 1) { scaledVideoFrameBuffer = new byte[finalWidth * finalHeight * bytesPerPixel]; } uint16 x = ((WINDOW_WIDTH - finalWidth) / 2) + destRect.left; uint16 y = ((WINDOW_HEIGHT - finalHeight) / 2) + destRect.top; _clock.stop(); videoDecoder.start(); // Only continue while the video is still playing while (!shouldQuit() && !videoDecoder.endOfVideo() && videoDecoder.isPlaying()) { // Check for engine quit and video stop key presses while (!videoDecoder.endOfVideo() && videoDecoder.isPlaying() && _eventMan->pollEvent(_event)) { switch (_event.type) { case Common::EVENT_KEYDOWN: switch (_event.kbd.keycode) { case Common::KEYCODE_q: if (_event.kbd.hasFlags(Common::KBD_CTRL)) quitGame(); break; case Common::KEYCODE_SPACE: if (skippable) { videoDecoder.stop(); } break; default: break; } default: break; } } if (videoDecoder.needsUpdate()) { const Graphics::Surface *frame = videoDecoder.decodeNextFrame(); if (frame) { if (scale != 1) { scaleBuffer((const byte *)frame->getPixels(), scaledVideoFrameBuffer, origWidth, origHeight, bytesPerPixel, scale); _system->copyRectToScreen(scaledVideoFrameBuffer, pitch * 2, x, y, finalWidth, finalHeight); } else { _system->copyRectToScreen((const byte *)frame->getPixels(), pitch, x, y, finalWidth, finalHeight); } } } // Always update the screen so the mouse continues to render _system->updateScreen(); _system->delayMillis(videoDecoder.getTimeToNextFrame()); } _clock.start(); if (scale != 1) { delete[] scaledVideoFrameBuffer; } }