diff options
Diffstat (limited to 'tools')
| -rwxr-xr-x | tools/roi-visualize.php | 94 |
1 files changed, 49 insertions, 45 deletions
diff --git a/tools/roi-visualize.php b/tools/roi-visualize.php index 9677303..6506730 100755 --- a/tools/roi-visualize.php +++ b/tools/roi-visualize.php @@ -16,7 +16,7 @@ function parse_roi_input(string $file): array { $lines = array_map(fn($line) => array_map('intval', explode(' ', $line)), $lines); foreach ($lines as $points) { if (count($points) != 4) - throw new Exception("invalid line: ".implode(' ', $points)); + throw new Exception(__METHOD__.": invalid line: ".implode(' ', $points)); } return $lines; @@ -57,58 +57,62 @@ $colors = [ if ($argc < 2) fatal("usage: {$argv[0]} --roi FILE --input PATH --output PATH\n"); -array_shift($argv); -while (count($argv) > 0) { - switch ($argv[0]) { - case '--roi': - array_shift($argv); - $roi_file = array_shift($argv); - break; - - case '--input': - array_shift($argv); - $input = array_shift($argv); - break; - - case '--output': - array_shift($argv); - $output = array_shift($argv); - break; - - default: - fatal('unsupported argument: '.$argv[0]); +try { + array_shift($argv); + while (count($argv) > 0) { + switch ($argv[0]) { + case '--roi': + array_shift($argv); + $roi_file = array_shift($argv); + break; + + case '--input': + array_shift($argv); + $input = array_shift($argv); + break; + + case '--output': + array_shift($argv); + $output = array_shift($argv); + break; + + default: + throw new Exception("unsupported argument: {$argv[0]}"); + } } -} -if (!$roi_file) - throw new Exception("--roi is not specified"); + if (!$roi_file) + throw new Exception("--roi is not specified"); -if (!$input) - throw new Exception('--input is not specified'); + if (!$input) + throw new Exception('--input is not specified'); -if (!$output) - throw new Exception('--output is not specified'); + if (!$output) + throw new Exception('--output is not specified'); -$regions = parse_roi_input($roi_file); -$img = imageopen($input); -if (!$img) - throw new Exception("failed to open image"); + $regions = parse_roi_input($roi_file); + $img = imageopen($input); + if (!$img) + throw new Exception("failed to open image"); -$imgw = imagesx($img); -$imgh = imagesy($img); + $imgw = imagesx($img); + $imgh = imagesy($img); -foreach ($regions as $i => $region) { - list($r, $g, $b) = hex2rgb($colors[$i]); + foreach ($regions as $i => $region) { + list($r, $g, $b) = hex2rgb($colors[$i]); - if ($region[0]+$region[2] > $imgw || $region[1]+$region[3] > $imgh) - throw new Exception('error: invalid region (line '.($i+1).')'); + if ($region[0]+$region[2] > $imgw || $region[1]+$region[3] > $imgh) + throw new Exception('error: invalid region (line '.($i+1).')'); - $col = imagecolorallocatealpha($img, $r, $g, $b, 50); - imagerectangle($img, $region[0], $region[1], $region[0]+$region[2], $region[1]+$region[3], $col); + $col = imagecolorallocatealpha($img, $r, $g, $b, 50); + imagerectangle($img, $region[0], $region[1], $region[0]+$region[2], $region[1]+$region[3], $col); - $col = imagecolorallocatealpha($img, $r, $g, $b, 90); - imagefilledrectangle($img, $region[0]+1, $region[1]+1, $region[0]+$region[2]-2, $region[1]+$region[3]-2, $col); -} + $col = imagecolorallocatealpha($img, $r, $g, $b, 90); + imagefilledrectangle($img, $region[0]+1, $region[1]+1, $region[0]+$region[2]-2, $region[1]+$region[3]-2, $col); + } -imagejpeg($img, $output, 97); -echo "saved to $output\n"; + imagejpeg($img, $output, 97); + echo "saved to $output\n"; +} catch (Exception $e) { + fatal($e->getMessage()."\n"); +}
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