/**
* Draw the time ticker below the video. We need to draw the
* time, period and fraction separately so we can keep the period
* fixed in place and not have things move around.
*
* @param mixed $test
* @param mixed $frameTime
* @param mixed $im
* @param mixed $rect
*/
function DrawFrameTime(&$test, $frameTime, $im, $rect)
{
global $timeHeight, $backgroundColor, $timeFont, $textColor, $fps, $fractionTime;
static $font_size = 0;
static $ascent = 0;
$updated = false;
if (!$font_size) {
$font_size = GetFontSize($rect['width'], $rect['height'], "000.00", $timeFont);
}
if (!$ascent && $font_size) {
$box = imagettfbbox($font_size, 0, $timeFont, "12345678.90");
$ascent = abs($box[7]);
}
if (!isset($test['periodRect'])) {
$test['periodRect'] = array();
$pos = CenterText($im, $rect['x'], $rect['y'], $rect['width'], $rect['height'], $font_size, "000.00", $timeFont, $ascent);
$test['periodRect']['y'] = $pos['y'];
$pos = CenterText($im, $rect['x'], $rect['y'], $rect['width'], $rect['height'], $font_size, '.', $timeFont, $ascent);
$test['periodRect']['x'] = $pos['x'];
$box = imagettfbbox($font_size, 0, $timeFont, '.');
$test['periodRect']['width'] = abs($box[4] - $box[0]);
}
$seconds = floor($frameTime / 1000);
$fraction = floor($frameTime / (1000 / $fractionTime)) % $fractionTime;
if ($fractionTime == 100) {
$fraction = sprintf("%02d", $fraction);
} elseif ($fractionTime == 1000) {
$fraction = sprintf("%03d", $fraction);
}
$time = "{$seconds}.{$fraction}";
if (!isset($test['last_time']) || $test['last_time'] !== $time) {
$updated = true;
$test['last_time'] = $time;
// erase the last time
imagefilledrectangle($im, $rect['x'], $rect['y'], $rect['x'] + $rect['width'], $rect['y'] + $rect['height'], $backgroundColor);
// draw the period
imagettftext($im, $font_size, 0, $test['periodRect']['x'], $test['periodRect']['y'], $textColor, $timeFont, '.');
// draw the seconds
$box = imagettfbbox($font_size, 0, $timeFont, $seconds);
$s_width = abs($box[4] - $box[0]);
$box = imagettfbbox($font_size, 0, $timeFont, "{$seconds}.");
$pad = abs($box[4] - $box[0]) - $s_width;
imagettftext($im, $font_size, 0, $test['periodRect']['x'] + $test['periodRect']['width'] - $s_width - $pad, $test['periodRect']['y'], $textColor, $timeFont, $seconds);
//draw the fraction
$box = imagettfbbox($font_size, 0, $timeFont, $fraction);
$t_width = abs($box[4] - $box[0]);
$box = imagettfbbox($font_size, 0, $timeFont, ".{$fraction}");
$pad = abs($box[4] - $box[0]) - $t_width + 1;
imagettftext($im, $font_size, 0, $test['periodRect']['x'] + $pad, $test['periodRect']['y'], $textColor, $timeFont, $fraction);
}
return $updated;
}
/**
* Draw the time ticker below the video. We need to draw the
* time, period and fraction separately so we can keep the period
* fixed in place and not have things move around.
*
* @param mixed $test
* @param mixed $frameTime
* @param mixed $im
* @param mixed $rect
*/
function DrawFrameTime(&$test, $frameTime, $im, $rect)
{
global $timeHeight, $backgroundColor, $timeFont, $textColor, $fps, $fractionTime, $timeSeconds, $bgEvenText, $bgOddText, $stopTime, $stopText;
static $font_size = 0;
static $ascent = 0;
$updated = false;
$suffix = $timeSeconds ? 's' : '';
if (!$font_size) {
$font_size = GetFontSize($rect['width'], $rect['height'], "000.00", $timeFont);
}
if (!$ascent && $font_size) {
$box = imagettfbbox($font_size, 0, $timeFont, "12345678.90");
$ascent = abs($box[7]);
}
if (!isset($test['periodRect'])) {
$test['periodRect'] = array();
$pos = CenterText($im, $rect['x'], $rect['y'], $rect['width'], $rect['height'], $font_size, "000.00{$suffix}", $timeFont, $ascent, $rect['align']);
$test['periodRect']['y'] = $pos['y'];
$posText = $rect['align'] == 'right' ? ".00{$suffix}" : '.';
$pos = CenterText($im, $rect['x'], $rect['y'], $rect['width'], $rect['height'], $font_size, $posText, $timeFont, $ascent, $rect['align']);
$test['periodRect']['x'] = $pos['x'];
$box = imagettfbbox($font_size, 0, $timeFont, '.');
$test['periodRect']['width'] = abs($box[4] - $box[0]);
}
$seconds = floor($frameTime / 1000);
$fraction = floor($frameTime / (1000 / $fractionTime)) % $fractionTime;
if ($fractionTime == 100) {
$fraction = sprintf("%02d", $fraction);
} elseif ($fractionTime == 1000) {
$fraction = sprintf("%03d", $fraction);
}
if (!isset($test['endText']) && isset($stopTime) && isset($test['pageData'][$test['run']][$test['cached']][$stopTime]) && $frameTime >= $test['pageData'][$test['run']][$test['cached']][$stopTime]) {
$prefix = isset($stopText) ? "{$stopText} " : '';
$test['endText'] = "{$prefix}{$seconds}.{$fraction}{$suffix}";
}
$time = isset($test['endText']) ? $test['endText'] : "{$seconds}.{$fraction}";
if (!isset($test['last_time']) || $test['last_time'] !== $time) {
$updated = true;
$test['last_time'] = $time;
// erase the last time
$bgColor = $rect['even'] ? $bgEvenText : $bgOddText;
imagefilledrectangle($im, $rect['x'], $rect['y'], $rect['x'] + $rect['width'], $rect['y'] + $rect['height'], $bgColor);
if (isset($test['endText'])) {
$pos = CenterText($im, $rect['x'], $rect['y'], $rect['width'], $rect['height'], $font_size, $test['endText'], $timeFont, $ascent, $rect['align']);
if (isset($pos)) {
imagettftext($im, $font_size, 0, $pos['x'], $pos['y'], $textColor, $timeFont, $test['endText']);
}
} else {
// draw the period
imagettftext($im, $font_size, 0, $test['periodRect']['x'], $test['periodRect']['y'], $textColor, $timeFont, '.');
// draw the seconds
$box = imagettfbbox($font_size, 0, $timeFont, $seconds);
$s_width = abs($box[4] - $box[0]);
$box = imagettfbbox($font_size, 0, $timeFont, "{$seconds}.");
$pad = abs($box[4] - $box[0]) - $s_width;
imagettftext($im, $font_size, 0, $test['periodRect']['x'] + $test['periodRect']['width'] - $s_width - $pad, $test['periodRect']['y'], $textColor, $timeFont, $seconds);
//draw the fraction
$box = imagettfbbox($font_size, 0, $timeFont, "{$fraction}{$suffix}");
$t_width = abs($box[4] - $box[0]);
$box = imagettfbbox($font_size, 0, $timeFont, ".{$fraction}{$suffix}");
$pad = abs($box[4] - $box[0]) - $t_width + 1;
imagettftext($im, $font_size, 0, $test['periodRect']['x'] + $pad, $test['periodRect']['y'], $textColor, $timeFont, "{$fraction}{$suffix}");
}
}
return $updated;
}
imagefilledrectangle($im, 0, 0, $width - 1, $height - 1, $black);
$x = 0;
foreach ($tests as $test) {
if (substr($test['image'], -4) == '.png') {
$frame = imagecreatefrompng($test['image']);
} else {
$frame = imagecreatefromjpeg($test['image']);
}
if (isset($frame) && $frame !== false) {
$w = imagesx($frame);
$h = imagesy($frame);
imagecopy($im, $frame, $x, 0, 0, 0, $w, $h);
imagedestroy($frame);
unset($frame);
$rect = $test['labelRect'];
$pos = CenterText($im, $x + $textMargin, $textTop + $textMargin, $w - 2 * $textMargin, $textHeight - 2 * $textMargin, $fontSize, $test['label']);
if (isset($pos)) {
imagettftext($im, $fontSize, 0, $pos['x'], $pos['y'], $textColor, $labelFont, $test['label']);
}
$x += $w + $spacing;
}
}
header("Content-type: image/png");
imagepng($im);
} else {
header("HTTP/1.0 404 Not Found");
}
}
/**
* Parse the list of tests and identify the screen shots to compare
*
