PHP整理显示照片exif信息
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PHP整理显示照片exif信息,绝对好东西。

<?php
/**
* 获取图象信息的函数
*
* 一个全面获取图象信息的函数
*
* @access public
* @param string $img 图片路径
* @return array
*/
function GetImageInfoVal($ImageInfo,$val_arr) {
    $InfoVal = "未知";
    foreach($val_arr as $name=>$val) {
    if ($name==$ImageInfo) {
    $InfoVal = &$val;
    break;
    }
    }
    return $InfoVal;
}
function GetImageInfo($img) {

    $imgtype = array("", "GIF", "JPG", "PNG", "SWF", "PSD", "BMP", "TIFF(intel byte order)", "TIFF(motorola byte order)", "JPC", "JP2", "JPX", "JB2", "SWC", "IFF", "WBMP", "XBM");
    $Orientation = array("", "top left side", "top right side", "bottom right side", "bottom left side", "left side top", "right side top", "right side bottom", "left side bottom");
    $ResolutionUnit = array("", "", "英寸", "厘米");
    $YCbCrPositioning = array("", "the center of pixel array", "the datum point");
    $ExposureProgram = array("未定义", "手动", "标准程序", "光圈先决", "快门先决", "景深先决", "运动模式", "肖像模式", "风景模式");
    $MeteringMode_arr = array(
    "0" => "未知",
    "1" => "平均",
    "2" => "中央重点平均测光",
    "3" => "点测",
    "4" => "分区",
    "5" => "评估",
    "6" => "局部",
    "255" => "其他"
    );
    $Lightsource_arr = array(
    "0" => "未知",
    "1" => "日光",
    "2" => "荧光灯",
    "3" => "钨丝灯",
    "10" => "闪光灯",
    "17" => "标准灯光A",
    "18" => "标准灯光B",
    "19" => "标准灯光C",
    "20" => "D55",
    "21" => "D65",
    "22" => "D75",
    "255" => "其他"
    );
    $Flash_arr = array(
    "0" => "flash did not fire",
    "1" => "flash fired",
    "5" => "flash fired but strobe return light not detected",
    "7" => "flash fired and strobe return light detected",
    );

    $exif = exif_read_data ($img,"IFD0");
    if ($exif===false) {
    $new_img_info = array ("文件信息" => "没有图片EXIF信息");
    }
    else
    {
    $exif = exif_read_data ($img,0,true);
    $new_img_info = array (
    "文件信息" => "-----------------------------",
    "文件名" => $exif[FILE][FileName],
    "文件类型" => $imgtype[$exif[FILE][FileType]],
    "文件格式" => $exif[FILE][MimeType],
    "文件大小" => $exif[FILE][FileSize],
    "时间戳" => date("Y-m-d H:i:s",$exif[FILE][FileDateTime]),
    "图像信息" => "-----------------------------",
    "图片说明" => $exif[IFD0][ImageDescription],
    "制造商" => $exif[IFD0][Make],
    "型号" => $exif[IFD0][Model],
    "方向" => $Orientation[$exif[IFD0][Orientation]],
    "水平分辨率" => $exif[IFD0][XResolution].$ResolutionUnit[$exif[IFD0][ResolutionUnit]],
    "垂直分辨率" => $exif[IFD0][YResolution].$ResolutionUnit[$exif[IFD0][ResolutionUnit]],
    "创建软件" => $exif[IFD0][Software],
    "修改时间" => $exif[IFD0][DateTime],
    "作者" => $exif[IFD0][Artist],
    "YCbCr位置控制" => $YCbCrPositioning[$exif[IFD0][YCbCrPositioning]],
    "版权" => $exif[IFD0][Copyright],
    "摄影版权" => $exif[COMPUTED][Copyright.Photographer],
    "编辑版权" => $exif[COMPUTED][Copyright.Editor],
    "拍摄信息" => "-----------------------------",
    "Exif版本" => $exif[EXIF][ExifVersion],
    "FlashPix版本" => "Ver. ".number_format($exif[EXIF][FlashPixVersion]/100,2),
    "拍摄时间" => $exif[EXIF][DateTimeOriginal],
    "数字化时间" => $exif[EXIF][DateTimeDigitized],
    "拍摄分辨率高" => $exif[COMPUTED][Height],
    "拍摄分辨率宽" => $exif[COMPUTED][Width],
    /*
    The actual aperture value of lens when the image was taken.
    Unit is APEX.
    To convert this value to ordinary F-number(F-stop),
    calculate this value's power of root 2 (=1.4142).
    For example, if the ApertureValue is '5', F-number is pow(1.41425,5) = F5.6.
    */
    "光圈" => $exif[EXIF][ApertureValue],
    "快门速度" => $exif[EXIF][ShutterSpeedValue],
    "快门光圈" => $exif[COMPUTED][ApertureFNumber],
    "最大光圈值" => "F".$exif[EXIF][MaxApertureValue],
    "曝光时间" => $exif[EXIF][ExposureTime],
    "F-Number" => $exif[EXIF][FNumber],
    "测光模式" => GetImageInfoVal($exif[EXIF][MeteringMode],$MeteringMode_arr),
    "光源" => GetImageInfoVal($exif[EXIF][LightSource], $Lightsource_arr),
    "闪光灯" => GetImageInfoVal($exif[EXIF][Flash], $Flash_arr),
    "曝光模式" => ($exif[EXIF][ExposureMode]==1?"手动":"自动"),
    "白平衡" => ($exif[EXIF][WhiteBalance]==1?"手动":"自动"),
    "曝光程序" => $ExposureProgram[$exif[EXIF][ExposureProgram]],
    /*
    Brightness of taken subject, unit is APEX. To calculate Exposure(Ev) from BrigtnessValue(Bv), you must add SensitivityValue(Sv).
    Ev=Bv+Sv Sv=log((ISOSpeedRating/3.125),2)
    ISO100:Sv=5, ISO200:Sv=6, ISO400:Sv=7, ISO125:Sv=5.32.
    */
    "曝光补偿" => $exif[EXIF][ExposureBiasValue]."EV",
    "ISO感光度" => $exif[EXIF][ISOSpeedRatings],
    "分量配置" => (bin2hex($exif[EXIF][ComponentsConfiguration])=="01020300"?"YCbCr":"RGB"),//'0x04,0x05,0x06,0x00'="RGB" '0x01,0x02,0x03,0x00'="YCbCr"
    "图像压缩率" => $exif[EXIF][CompressedBitsPerPixel]."Bits/Pixel",
    "对焦距离" => $exif[COMPUTED][FocusDistance]."m",
    "焦距" => $exif[EXIF][FocalLength]."mm",
    "等价35mm焦距" => $exif[EXIF][FocalLengthIn35mmFilm]."mm",
    /*
    Stores user comment. This tag allows to use two-byte character code or unicode. First 8 bytes describe the character code. 'JIS' is a Japanese character code (known as Kanji).
    '0x41,0x53,0x43,0x49,0x49,0x00,0x00,0x00':ASCII
    '0x4a,0x49,0x53,0x00,0x00,0x00,0x00,0x00':JIS
    '0x55,0x4e,0x49,0x43,0x4f,0x44,0x45,0x00':Unicode
    '0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00':Undefined
    */
    "用户注释编码" => $exif[COMPUTED][UserCommentEncoding],
    "用户注释" => $exif[COMPUTED][UserComment],
    "色彩空间" => ($exif[EXIF][ColorSpace]==1?"sRGB":"Uncalibrated"),
    "Exif图像宽度" => $exif[EXIF][ExifImageLength],
    "Exif图像高度" => $exif[EXIF][ExifImageWidth],
    "文件来源" => (bin2hex($exif[EXIF][FileSource])==0x03?"digital still camera":"unknown"),
    "场景类型" => (bin2hex($exif[EXIF][SceneType])==0x01?"A directly photographed image":"unknown"),
    "缩略图文件格式" => $exif[COMPUTED][Thumbnail.FileType],
    "缩略图Mime格式" => $exif[COMPUTED][Thumbnail.MimeType]
    );
    }
    return $new_img_info;
}

$innerhtml = "";
$exif = GetImageInfo($_GET['img']);
$innerhtml .= "<table>";

foreach($exif as $name=>$val) {
    $innerhtml .= "<tr><td>{$name}</td><td>{$val}</td></tr>";
}

$innerhtml .= "<tr><td colspan=\"2\">";
if ($_GET['img']) {
    $image = exif_thumbnail($_GET['img']);
} else {
    $image = false;
}
if ($image!==false) {
    $innerhtml .= "<img src=\"thumbnail.php?img=".$_GET['img']."\"/>";
} else {
    // no thumbnail available, handle the error here
    $innerhtml .= "No thumbnail available";
}

$innerhtml .= "</td></tr></table>";
?>
<html>
<head>
<title>图片信息</title>
<meta http-equiv="Content-Type" content="text/html; charset=??????">
</meta></head>
<body>
<script>
<!--
//初始化内容值
parent.followTd<?=$_GET['r_id'];?>.innerHTML='< ?=$innerhtml;?>';
//已读取
parent.document.images.followImg< ?=$_GET['r_id'];?>.loaded='yes';
-->
</script>
</body>
</html>

评论

  1. lulu
    16年前
    2008-4-04 21:11:54

    关键字 php exif

    第五个是你的

  2. 博主
    16年前
    2008-4-04 21:51:02

    老老实实做站

  3. 淡水鱼
    10年前
    2013-9-21 18:30:47

    请问这个exif函数 是不是无法获取镜头信息.

  4. 10年前
    2014-5-21 10:09:06

    Fatal error: Call to undefined function exif_read_data()

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