FlashMovieGenerator(const TFilePath &fp, const TDimension cameraSize,
TOutputProperties &properties)
: Imp(fp, cameraSize, properties.getFrameRate())
, m_flash(cameraSize.lx, cameraSize.ly, 0, properties.getFrameRate(),
properties.getFileFormatProperties("swf"))
, m_frameIndex(0)
, m_sceneIndex(0)
, m_frameCountLoader(0)
, m_screenSaverMode(false) {
TPointD center(0.5 * cameraSize.lx, 0.5 * cameraSize.ly);
m_viewAff = TAffine();
m_screenSaverMode = fp.getType() == "scr";
}
RasterMovieGenerator(const TFilePath &fp, const TDimension cameraSize,
TOutputProperties &properties)
: Imp(fp, cameraSize, properties.getFrameRate())
, m_frameIndex(1)
, m_started(false)
, m_offlineGlContext(*TOfflineGL::getStock(cameraSize))
, m_st(0)
, m_whiteSample(0)
, m_fileOptions(0)
, m_alphaEnabled(false)
, m_alphaNeeded(false)
, m_status(0) {
m_bgColor = TPixel32(255, 255, 255, 0);
TPointD center(0.5 * cameraSize.lx, 0.5 * cameraSize.ly);
m_viewAff = TTranslation(center);
std::string ext = fp.getType();
m_isFrames = ext != "avi" && ext != "mov" && ext != "3gp";
m_fileOptions = properties.getFileFormatProperties(ext);
}
void MovieRenderer::Imp::prepareForStart()
{
struct locals {
static void eraseUncompatibleExistingLevel(const TFilePath &fp, const TDimension &imageSize) // nothrow
{
assert(!fp.isEmpty());
if (TSystem::doesExistFileOrLevel(fp)) {
bool remove = false;
// In case the raster specifics are different from those of a currently
// existing movie, erase it
try {
TLevelReaderP lr(fp);
lr->loadInfo();
const TImageInfo *info = lr->getImageInfo();
if (!info || info->m_lx != imageSize.lx || info->m_ly != imageSize.ly)
TSystem::removeFileOrLevel(fp); // nothrow
} catch (...) {
// Same if the level could not be read/opened
TSystem::removeFileOrLevel(fp); // nothrow
}
// NOTE: The level removal procedure could still fail.
// In this case, no signaling takes place. The level readers will throw
// when the time to write on the file comes, leading to a render failure.
}
}
};
TOutputProperties *oprop = m_scene->getProperties()->getOutputProperties();
double frameRate = (double)oprop->getFrameRate();
/*-- Frame rate の stretch --*/
double stretchFactor = oprop->getRenderSettings().m_timeStretchTo / oprop->getRenderSettings().m_timeStretchFrom;
frameRate *= stretchFactor;
// Get the shrink
int shrinkX = m_renderSettings.m_shrinkX, shrinkY = m_renderSettings.m_shrinkY;
//Build the render area
TPointD cameraPos(-0.5 * m_frameSize.lx, -0.5 * m_frameSize.ly);
TDimensionD cameraRes(double(m_frameSize.lx) / shrinkX, double(m_frameSize.ly) / shrinkY);
TDimension cameraResI(cameraRes.lx, cameraRes.ly);
TRectD renderArea(cameraPos.x, cameraPos.y, cameraPos.x + cameraRes.lx, cameraPos.y + cameraRes.ly);
setRenderArea(renderArea);
if (!m_fp.isEmpty()) {
try // Construction of a LevelUpdater may throw (well, almost ANY operation on a LevelUpdater
{ // could throw). But due to backward compatibility this function is assumed to be non-throwing.
if (!m_renderSettings.m_stereoscopic) {
locals::eraseUncompatibleExistingLevel(m_fp, cameraResI);
m_levelUpdaterA.reset(new LevelUpdater(m_fp, oprop->getFileFormatProperties(m_fp.getType())));
m_levelUpdaterA->getLevelWriter()->setFrameRate(frameRate);
} else {
TFilePath leftFp = m_fp.withName(m_fp.getName() + "_l");
TFilePath rightFp = m_fp.withName(m_fp.getName() + "_r");
locals::eraseUncompatibleExistingLevel(leftFp, cameraResI);
locals::eraseUncompatibleExistingLevel(rightFp, cameraResI);
m_levelUpdaterA.reset(new LevelUpdater(leftFp, oprop->getFileFormatProperties(leftFp.getType())));
m_levelUpdaterA->getLevelWriter()->setFrameRate(frameRate);
m_levelUpdaterB.reset(new LevelUpdater(rightFp, oprop->getFileFormatProperties(rightFp.getType())));
m_levelUpdaterB->getLevelWriter()->setFrameRate(frameRate);
}
} catch (...) {
// If we get here, it's because one of the LevelUpdaters could not be created. So, let's say
// that if one could not be created, then ALL OF THEM couldn't (ie saving is not possible at all).
m_levelUpdaterA.reset();
m_levelUpdaterB.reset();
}
}
}