diff options
Diffstat (limited to 'inc/image.php')
| -rw-r--r-- | inc/image.php | 87 |
1 files changed, 79 insertions, 8 deletions
diff --git a/inc/image.php b/inc/image.php index 97ef8454..f4c21917 100644 --- a/inc/image.php +++ b/inc/image.php @@ -320,19 +320,23 @@ class ImageConvert extends ImageBase { if ($this->format == 'gif' && ($config['thumb_ext'] == 'gif' || $config['thumb_ext'] == '') && $config['thumb_keep_animation_frames'] > 1) { if ($this->gifsicle) { - if (trim($error = shell_exec("gifsicle --unoptimize -O2 --resize {$this->width}x{$this->height} < " . + if (($error = shell_exec_error("gifsicle --unoptimize -O2 --resize {$this->width}x{$this->height} < " . escapeshellarg($this->src . '') . " \"#0-{$config['thumb_keep_animation_frames']}\" > " . - escapeshellarg($this->temp) . '2>&1 &&echo $?') !== '0') || !file_exists($this->temp)) + escapeshellarg($this->temp))) || !file_exists($this->temp)) error('Failed to resize image!', null, $error); } else { - if ($error = shell_exec_error(($this->gm ? 'gm ' : '') . 'convert ' . - sprintf($config['convert_args'], + if ($config['convert_manual_orient']) + $convert_args = str_replace('-auto-orient', ImageConvert::jpeg_exif_orientation($this->src), $config['convert_args']); + else + $convert_args = &$config['convert_args']; + if (($error = shell_exec_error(($this->gm ? 'gm ' : '') . 'convert ' . + sprintf($convert_args, $this->width, $this->height, escapeshellarg($this->src), $this->width, $this->height, - escapeshellarg($this->temp))) || !file_exists($this->temp)) + escapeshellarg($this->temp)))) || !file_exists($this->temp)) error('Failed to resize image!', null, $error); if ($size = $this->get_size($this->temp)) { $this->width = $size[0]; @@ -340,14 +344,18 @@ class ImageConvert extends ImageBase { } } } else { - if ($error = shell_exec_error(($this->gm ? 'gm ' : '') . 'convert ' . - sprintf($config['convert_args'], + if ($config['convert_manual_orient']) + $convert_args = str_replace('-auto-orient', ImageConvert::jpeg_exif_orientation($this->src), $config['convert_args']); + else + $convert_args = &$config['convert_args']; + if (($error = shell_exec_error(($this->gm ? 'gm ' : '') . 'convert ' . + sprintf($convert_args, $this->width, $this->height, escapeshellarg($this->src . '[0]'), $this->width, $this->height, - escapeshellarg($this->temp))) || !file_exists($this->temp)) + escapeshellarg($this->temp)))) || !file_exists($this->temp)) error('Failed to resize image!', null, $error); if ($size = $this->get_size($this->temp)) { $this->width = $size[0]; @@ -355,6 +363,69 @@ class ImageConvert extends ImageBase { } } } + + // For when -auto-orient doesn't exist (older versions) + static public function jpeg_exif_orientation($src, $exif = false) { + if (!$exif) { + $exif = exif_read_data($src); + if (!isset($exif['Orientation'])) + return false; + } + switch($exif['Orientation']) { + case 1: + // Normal + return false; + case 2: + // 888888 + // 88 + // 8888 + // 88 + // 88 + + return '-flop'; + case 3: + + // 88 + // 88 + // 8888 + // 88 + // 888888 + + return '-flip -flop'; + case 4: + // 88 + // 88 + // 8888 + // 88 + // 888888 + + return '-flip'; + case 5: + // 8888888888 + // 88 88 + // 88 + + return '-rotate 90 -flop'; + case 6: + // 88 + // 88 88 + // 8888888888 + + return '-rotate 90'; + case 7: + // 88 + // 88 88 + // 8888888888 + + return '-rotate "-90" -flop'; + case 8: + // 8888888888 + // 88 88 + // 88 + + return '-rotate "-90"'; + } + } } class ImagePNG extends ImageBase { |