function grabImage($sInputFile, $sOutputFile, $sSize = "", $iSecond = 0, $bForse = false)
{
if (!$bForse && file_exists($sOutputFile) && filesize($sOutputFile) > 0) {
return true;
}
bx_import('BxDolImageResize');
$oImage = BxDolImageResize::instance();
$bResult = true;
$aSeconds = $iSecond != 0 ? array($iSecond) : array(0, 3, 5, 0);
foreach ($aSeconds as $iSecond) {
$bResult = convertVideoFile($sOutputFile, getGrabImageTmpl($sInputFile, $sOutputFile, $sSize, $iSecond));
if (!$bResult) {
continue;
}
$aRgb = $oImage->getAverageColor($sOutputFile);
$fRgb = ($aRgb['r'] + $aRgb['g'] + $aRgb['b']) / 3;
if ($fRgb > 32 && $fRgb < 224) {
break;
}
}
return $bResult;
}
function grabImages($sInputFile, $sOutputFile, $iSecond = 0, $bForse = false)
{
$sImageFile = $sOutputFile . IMAGE_EXTENSION;
$sThumbFile = $sOutputFile . THUMB_FILE_NAME . IMAGE_EXTENSION;
if (!$bForse && file_exists($sImageFile) && filesize($sImageFile) > 0) {
$bResult = true;
} else {
$bResult = convertVideoFile($sImageFile, getGrabImageTmpl($sInputFile, $sImageFile, "", $iSecond));
}
if (!$bResult) {
return false;
}
if (!$bForse && file_exists($sThumbFile) && filesize($sThumbFile) > 0) {
$bResult = true;
} else {
$bResult = convertVideoFile($sThumbFile, getGrabImageTmpl($sInputFile, $sThumbFile, "-s " . THUMB_SIZE, $iSecond));
}
return $bResult;
}