function hg_snap($time, $snapdir, $width, $height, $source, $times = 0, $spec_fname = '')
{
$maxtimes = 2;
if (!$spec_fname) {
$spec_fname = $time;
}
$file = $spec_fname . '.jpg';
$jpg = $snapdir . $file;
$time1 = hg_mc_sec2format($time);
$cmd = FFMPEG_CMD . ' -ss ' . $time1 . ' -s ' . $width . 'x' . $height . ' -y "' . $jpg . '" -i "' . $source . '" -vframes 1';
exec($cmd, $out, $s);
if (!is_file($snapdir . $file) && $times < $maxtimes) {
$times = intval($times) + 1;
$file = hg_snap($time - $times * 40, $snapdir, $width, $height, $source, $times, $spec_fname);
}
return $file;
}
public function snapPicture($source_path, $targerdir)
{
$mediainfo = new mediainfo($source_path);
$data = $mediainfo->getMeidaInfo();
$_snap_pos = defined('SNAP_PIC_POS') && intval(SNAP_PIC_POS) ? intval(SNAP_PIC_POS) : 3;
$snaptime = intval($data['General']['Duration'] / $_snap_pos);
$snapw = $data['Video']['Width'] ? $data['Video']['Width'] : 480;
$snaph = $data['Video']['Height'] ? $data['Video']['Height'] : 360;
$preview = hg_snap($snaptime, $targerdir, $snapw, $snaph, $source_path, 0, 'preview');
if (!$preview) {
return false;
}
if (defined("TARGET_VIDEO_DOMAIN")) {
$server_host = ltrim(TARGET_VIDEO_DOMAIN, 'http://');
} else {
global $gGlobalConfig;
$server_host = $gGlobalConfig['videouploads']['host'];
}
$path = str_replace(TARGET_DIR, 'http://' . $server_host . '/', $targerdir . $preview);
return $path;
}
$height = intval($_INPUT['height']);
if (!$width && !$height) {
$width = intval($info['width']);
$height = intval($info['height']);
} elseif (!$height) {
$height = $width * $info['height'] / $info['width'];
} elseif (!$width) {
$width = $height * $info['width'] / $info['height'];
}
$snaps = array();
if ($_REQUEST['data']) {
$visit_url = '';
}
for ($i = 0; $i < $count; $i++) {
$time = $i * $timestep + $stime;
$jpg = hg_snap($time, $snapdir, $width, $height, $source);
$pre = $visit_url;
if (!is_file($snapdir . $jpg)) {
$jpg = $width . '_fail.jpg';
$pre = '';
}
$snaps[] = $pre . $jpg;
}
if ($_REQUEST['data'] && count($snaps) == 1) {
$file = $snapdir . $snaps[0];
$filesize = @filesize($file);
header('Content-Type: image/jpeg');
if (!$filesize) {
exit;
}
header('Cache-control: max-age=31536000');
}
$targerdir = TARGET_DIR . $video_dir . $last_id . '.ssm/';
hg_mkdir($targerdir);
$filepath = $video_dir . $last_id . $filetype;
$_INPUT['client'] = intval($_INPUT['client']);
//file_put_contents($targerdir . 'uploading', $filesize . "\n" . $_FILES['videofile']['tmp_name'] . "\n" . UPLOAD_DIR . $filepath);
if (!@move_uploaded_file($_FILES['videofile']['tmp_name'], UPLOAD_DIR . $filepath)) {
error_output('003', '视频未成功移动到指定目录');
}
include ROOT_DIR . 'lib/mediainfo.class.php';
$mediainfo = new mediainfo(UPLOAD_DIR . $filepath);
$data = $mediainfo->getMeidaInfo();
$snaptime = intval($data['General']['Duration'] / 3);
$snapw = $data['Video']['Width'];
$snaph = $data['Video']['Height'];
$preview = hg_snap($snaptime, $targerdir, $snapw, $snaph, UPLOAD_DIR . $filepath, 0, 'preview');
if ($_INPUT['client'] > -1 && $gVodApi['host']) {
$vod = array('vodid' => $last_id, 'totalsize' => $filesize, 'type' => $filetype, 'title' => str_replace($filetype, '', $original), 'vod_leixing' => $_INPUT['vod_leixing'] ? $_INPUT['vod_leixing'] : 1, 'admin_id' => $_INPUT['admin_id'], 'admin_name' => $_INPUT['admin_name']);
$vod['audio'] = $data['Audio']['Format'] . '-' . $data['Audio']['Format profile'] . ' ' . $data['Audio']['Format version'];
$vod['audio_channels'] = $data['Audio']['Channel positions'];
$vod['sampling_rate'] = $data['Audio']['Sampling rate'];
$vod['bitrate'] = $data['General']['Overall bit rate'];
$vod['duration'] = $data['General']['Duration'];
$vod['video'] = $data['Video']['Format'] . ' ' . $data['Video']['Format profile'];
$vod['width'] = $data['Video']['Width'];
$vod['height'] = $data['Video']['Height'];
$vod['aspect'] = $data['Video']['Display aspect ratio'];
$vod['frame_rate'] = $data['Video']['Frame rate'];
$vod['img_src'] = THUMB_URL . $video_dir . $last_id . '.ssm/preview.jpg';
include_once ROOT_DIR . 'lib/curl.class.php';
$curl = new curl($gVodApi['host'], $gVodApi['dir'] . 'admin/', $gVodApi['token']);
public function snappics()
{
$id = $this->input['id'];
if (!$id) {
$this->errorOutput(NOID);
}
if (isset($this->input['stime'])) {
$stime = intval($this->input['stime']);
//开始时间 单位秒
$stime = $stime ? $stime : 200;
//开始时间 单位秒
}
$etime = intval($this->input['etime']);
//结束时间 可以不设置
$aspect = $this->input['aspect'];
if ($etime && $etime < $stime) {
$this->errorOutput(TIMEERROR);
}
$info = $this->getMediaInfo($id);
//获取视频信息
if ($info) {
if (!$info['aspect']) {
$info['aspect'] = '4:3';
}
if (!$info['width']) {
$info['width'] = 400;
}
if (!$info['height']) {
$info['height'] = 300;
}
$aspect = explode(':', $info['aspect']);
if (!intval($aspect[0])) {
$rate = 4 / 3;
} else {
$rate = $aspect[1] / $aspect[0];
}
$vrate = $info['height'] / $info['width'];
if ($rate != $vrate) {
$info['height'] = intval($info['width'] * $vrate);
}
}
if (!$stime) {
$stime = $info['duration'] / 3;
}
if (!$etime) {
//$etime = $stime;
$etime = $info['duration'];
}
$count = intval($this->input['count']);
//截取图片数
$count = $count ? $count : 1;
$dir = ceil($stime / 6000) . '/';
$section = $etime - $stime;
if ($section >= $count) {
if ($count - 1 == 0) {
$timestep = $section;
} else {
$timestep = intval($section / ($count - 1));
}
} else {
$timestep = 1;
}
$snapdir = TARGET_DIR . $info['video_path'] . 'snap/' . $dir;
hg_mkdir($snapdir);
if (defined("TARGET_VIDEO_DOMAIN")) {
$visit_url = 'http://' . ltrim(TARGET_VIDEO_DOMAIN, 'http://') . '/' . $info['video_path'] . 'snap/' . $dir;
} else {
$visit_url = $this->settings['videouploads']['protocol'] . $this->settings['videouploads']['host'] . '/' . $info['video_path'] . 'snap/' . $dir;
}
$width = intval($this->input['width']);
$height = intval($this->input['height']);
if (!$width && !$height) {
$width = intval($info['width']);
$height = intval($info['height']);
} elseif (!$height) {
$height = $width * $info['height'] / $info['width'];
} elseif (!$width) {
$width = $height * $info['width'] / $info['height'];
}
$snaps = array();
if ($this->input['data']) {
$visit_url = '';
}
//$source = TARGET_DIR . $info['video_path'] .$info['video_filename'];
$source = $info['video_base_path'] . $info['video_path'] . $info['video_filename'];
for ($i = 0; $i < $count; $i++) {
$time = $i * $timestep + $stime;
$jpg = hg_snap($time, $snapdir, $width, $height, $source);
$pre = $visit_url;
if (!is_file($snapdir . $jpg)) {
$jpg = $width . '_fail.jpg';
$pre = '';
}
$snaps[] = $pre . $jpg;
}
if ($this->input['data'] && count($snaps) == 1) {
$file = $snapdir . $snaps[0];
$filesize = @filesize($file);
header('Content-Type: image/jpeg');
if (!$filesize) {
exit;
}
header('Cache-control: max-age=31536000');
header('Expires: ' . gmdate("D, d M Y H:i:s", time() + 31536000) . ' GMT');
header('Content-Disposition: inline; filename="snap.jpg"');
header('Content-Transfer-Encoding: binary');
header('Content-Length: ' . $filesize);
readfile($file);
exit;
} else {
if ($this->input['debug']) {
foreach ($snaps as $k => $v) {
$snaps[$k] = '<img src="' . $v . '", width="300" alt="' . $v . '" /><br />' . $v;
}
}
$this->addItem($snaps);
$this->output();
}
}
