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vichan/inc/lib/webm/posthandler.php
Markerov 57df02b309 initial commit
generate the thumbnail from the middle of the video
2014-11-29 01:30:18 +08:00

98 lines
3.4 KiB
PHP

<?php
// Glue code for handling a Tinyboard post.
// Portions of this file are derived from Tinyboard code.
function postHandler($post) {
global $board, $config;
if ($post->has_file) foreach ($post->files as &$file) if ($file->extension == 'webm' || $file->extension == 'mp4') {
if ($config['webm']['use_ffmpeg']) {
require_once dirname(__FILE__) . '/ffmpeg.php';
$webminfo = get_webm_info($file->file_path);
if (empty($webminfo['error'])) {
$file->width = $webminfo['width'];
$file->height = $webminfo['height'];
if ($config['spoiler_images'] && isset($_POST['spoiler'])) {
$file = webm_set_spoiler($file);
}
else {
$file = set_thumbnail_dimensions($post, $file);
$tn_path = $board['dir'] . $config['dir']['thumb'] . $file->file_id . '.jpg';
if(0 == make_webm_thumbnail($file->file_path, $tn_path, $file->thumbwidth, $file->thumbheight, $webminfo['duration'])) {
$file->thumb = $file->file_id . '.jpg';
}
else {
$file->thumb = 'file';
}
}
}
else {
return $webminfo['error']['msg'];
}
}
else {
require_once dirname(__FILE__) . '/videodata.php';
$videoDetails = videoData($file->file_path);
if (!isset($videoDetails['container']) || $videoDetails['container'] != 'webm') return "not a WebM file";
// Set thumbnail
$thumbName = $board['dir'] . $config['dir']['thumb'] . $file->file_id . '.webm';
if ($config['spoiler_images'] && isset($_POST['spoiler'])) {
// Use spoiler thumbnail
$file = webm_set_spoiler($file);
} elseif (isset($videoDetails['frame']) && $thumbFile = fopen($thumbName, 'wb')) {
// Use single frame from video as pseudo-thumbnail
fwrite($thumbFile, $videoDetails['frame']);
fclose($thumbFile);
$file->thumb = $file->file_id . '.webm';
} else {
// Fall back to file thumbnail
$file->thumb = 'file';
}
unset($videoDetails['frame']);
// Set width and height
if (isset($videoDetails['width']) && isset($videoDetails['height'])) {
$file->width = $videoDetails['width'];
$file->height = $videoDetails['height'];
if ($file->thumb != 'file' && $file->thumb != 'spoiler') {
$file = set_thumbnail_dimensions($post, $file);
}
}
}
}
}
function set_thumbnail_dimensions($post,$file) {
global $board, $config;
$tn_dimensions = array();
$tn_maxw = $post->op ? $config['thumb_op_width'] : $config['thumb_width'];
$tn_maxh = $post->op ? $config['thumb_op_height'] : $config['thumb_height'];
if ($file->width > $tn_maxw || $file->height > $tn_maxh) {
$file->thumbwidth = min($tn_maxw, intval(round($file->width * $tn_maxh / $file->height)));
$file->thumbheight = min($tn_maxh, intval(round($file->height * $tn_maxw / $file->width)));
} else {
$file->thumbwidth = $file->width;
$file->thumbheight = $file->height;
}
return $file;
}
function webm_set_spoiler($file) {
global $board, $config;
$file->thumb = 'spoiler';
$size = @getimagesize($config['spoiler_image']);
$file->thumbwidth = $size[0];
$file->thumbheight = $size[1];
return $file;
}