first commit
This commit is contained in:
247
include/ffmpeg_processing.php
Normal file
247
include/ffmpeg_processing.php
Normal file
@@ -0,0 +1,247 @@
|
||||
<?php
|
||||
|
||||
// Included from preview_preprocessing.php
|
||||
use Montala\ResourceSpace\CommandPlaceholderArg;
|
||||
|
||||
# Increase time limit
|
||||
set_time_limit(0);
|
||||
|
||||
$ffmpeg_fullpath = get_utility_path("ffmpeg");
|
||||
|
||||
if ($generateall) {
|
||||
# Create a preview video
|
||||
$targetfile = get_resource_path($ref, true, "pre", false, $ffmpeg_preview_extension, -1, 1, false, "", $alternative);
|
||||
if (PHP_SAPI !== "cli") {
|
||||
set_processing_message(str_replace("[resource]", $ref, $lang["processing_preview_video"]));
|
||||
}
|
||||
|
||||
if (file_exists($target)) {
|
||||
$snapshotsize = getimagesize($target);
|
||||
$width = $snapshotsize[0];
|
||||
$height = $snapshotsize[1];
|
||||
} else {
|
||||
# Get preview sizes from DB
|
||||
$preview_sizes = get_all_image_sizes(true);
|
||||
|
||||
$pre_size = array_values(array_filter($preview_sizes, function ($var) {
|
||||
return $var['id'] == 'pre';
|
||||
}));
|
||||
|
||||
$width = $pre_size[0]['width'];
|
||||
$height = $pre_size[0]['height'];
|
||||
}
|
||||
|
||||
$sourcewidth = $width;
|
||||
$sourceheight = $height;
|
||||
global $config_windows, $ffmpeg_get_par;
|
||||
if ($ffmpeg_get_par) {
|
||||
$par = 1;
|
||||
# Find out the Pixel Aspect Ratio
|
||||
$shell_exec_cmd = $ffmpeg_fullpath . " -i %%FILE%% 2>&1";
|
||||
$shell_exec_params = ["%%FILE%%" => new CommandPlaceholderArg($file, 'is_valid_rs_path')];
|
||||
|
||||
if (isset($ffmpeg_command_prefix)) {
|
||||
$shell_exec_cmd = $ffmpeg_command_prefix . " " . $shell_exec_cmd;
|
||||
}
|
||||
|
||||
$output = run_command($shell_exec_cmd, false, $shell_exec_params);
|
||||
|
||||
preg_match('/PAR ([0-9]+):([0-9]+)/m', $output, $matches);
|
||||
|
||||
if (intval($matches[1] ?? 0) > 0 && intval($matches[2] ?? 0) > 0) {
|
||||
$par = $matches[1] / $matches[2];
|
||||
if ($par < 1) {
|
||||
$width = ceil($width * $par);
|
||||
} elseif ($par > 1) {
|
||||
$height = ceil($height / $par);
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
if ($height < $ffmpeg_preview_min_height) {
|
||||
$height = $ffmpeg_preview_min_height;
|
||||
}
|
||||
|
||||
if ($width < $ffmpeg_preview_min_width) {
|
||||
$width = $ffmpeg_preview_min_width;
|
||||
}
|
||||
|
||||
if ($height > $ffmpeg_preview_max_height) {
|
||||
$width = ceil($width * ($ffmpeg_preview_max_height / $height));
|
||||
$height = $ffmpeg_preview_max_height;
|
||||
}
|
||||
|
||||
if ($width > $ffmpeg_preview_max_width) {
|
||||
$height = ceil($height * ($ffmpeg_preview_max_width / $width));
|
||||
$width = $ffmpeg_preview_max_width;
|
||||
}
|
||||
|
||||
# Frame size must be a multiple of two
|
||||
if ($width % 2) {
|
||||
$width++;
|
||||
}
|
||||
if ($height % 2) {
|
||||
$height++;
|
||||
}
|
||||
|
||||
/* Plugin hook to modify the output W & H before running ffmpeg. Better way to return both W and H at the same is appreciated. */
|
||||
$tmp = hook("ffmpegbeforeexec", "", array($ffmpeg_fullpath, $file));
|
||||
if (is_array($tmp) && $tmp) {
|
||||
list($width, $height) = $tmp;
|
||||
}
|
||||
|
||||
if (hook("replacetranscode", "", array($file,$targetfile,$ffmpeg_global_options,$ffmpeg_preview_options,$width,$height))) {
|
||||
exit(); // Do not proceed, replacetranscode hook intends to avoid everything below
|
||||
}
|
||||
|
||||
if ($extension == 'gif') {
|
||||
global $ffmpeg_preview_gif_options;
|
||||
$ffmpeg_preview_options = $ffmpeg_preview_gif_options;
|
||||
}
|
||||
|
||||
$shell_exec_cmd = $ffmpeg_fullpath . " $ffmpeg_global_options -y -loglevel error -i %%FILE%% " . $ffmpeg_preview_options . " -t %%SECONDS%% -s %%WIDTH%%x%%HEIGHT%% %%TARGETFILE%%";
|
||||
|
||||
$shell_exec_params = [
|
||||
"%%FILE%%" => new CommandPlaceholderArg($file, 'is_valid_rs_path'),
|
||||
"%%SECONDS%%" => (int) $ffmpeg_preview_seconds,
|
||||
"%%WIDTH%%" => (int) $width,
|
||||
"%%HEIGHT%%" => (int) $height,
|
||||
"%%TARGETFILE%%" => new CommandPlaceholderArg($targetfile, 'is_safe_basename'),
|
||||
];
|
||||
|
||||
if (isset($ffmpeg_command_prefix)) {
|
||||
$shell_exec_cmd = $ffmpeg_command_prefix . " " . $shell_exec_cmd;
|
||||
}
|
||||
|
||||
$tmp = hook("ffmpegmodpreparams", "", [$shell_exec_cmd, $ffmpeg_fullpath, $file, $shell_exec_params]);
|
||||
if ($tmp) {
|
||||
$shell_exec_cmd = $tmp;
|
||||
}
|
||||
run_command($shell_exec_cmd, false, $shell_exec_params);
|
||||
|
||||
if (
|
||||
$ffmpeg_get_par
|
||||
&& (
|
||||
isset($snapshotcheck)
|
||||
&& !$snapshotcheck
|
||||
)
|
||||
&& $par > 0
|
||||
&& $par <> 1
|
||||
) {
|
||||
# recreate snapshot with correct PAR
|
||||
$width = $sourcewidth;
|
||||
$height = $sourceheight;
|
||||
if ($par < 1) {
|
||||
$width = ceil($sourcewidth * $par);
|
||||
} elseif ($par > 1) {
|
||||
$height = ceil($sourceheight / $par);
|
||||
}
|
||||
# Frame size must be a multiple of two
|
||||
if ($width % 2) {
|
||||
$width++;
|
||||
}
|
||||
if ($height % 2) {
|
||||
$height++;
|
||||
}
|
||||
|
||||
$shell_exec_cmd = "$ffmpeg_fullpath $ffmpeg_global_options -y -loglevel error -i %%FILE%% -s %%WIDTH%%x%%HEIGHT%% %%TARGETFILE%% -f image2 -vframes 1 -ss %%SNAPSHOTTIME%% %%TARGETFILE%%";
|
||||
$shell_exec_params = [
|
||||
"%%FILE%%" => new CommandPlaceholderArg($file, 'is_safe_basename'),
|
||||
"%%WIDTH%%" => (int) $width,
|
||||
"%%HEIGHT%%" => (int) $height,
|
||||
"%%SNAPSHOTTIME%%" => (int) $snapshottime,
|
||||
"%%TARGETFILE%%" => new CommandPlaceholderArg($targetfile, 'is_safe_basename'),
|
||||
];
|
||||
|
||||
run_command($shell_exec_cmd, false, $shell_exec_params);
|
||||
}
|
||||
|
||||
if (!file_exists($targetfile)) {
|
||||
debug("FFmpeg failed: " . $shell_exec_cmd);
|
||||
}
|
||||
|
||||
// Handle alternative files.
|
||||
global $ffmpeg_alternatives;
|
||||
if (isset($ffmpeg_alternatives) && $generateall) {
|
||||
$ffmpeg_alt_previews = array();
|
||||
for ($n = 0; $n < count($ffmpeg_alternatives); $n++) {
|
||||
$generate = true;
|
||||
if (
|
||||
isset($ffmpeg_alternatives[$n]["lines_min"])
|
||||
// If this alternative size is larger than the source, do not generate.
|
||||
&& $ffmpeg_alternatives[$n]["lines_min"] >= $sourceheight
|
||||
) {
|
||||
$generate = false;
|
||||
}
|
||||
if (PHP_SAPI !== "cli") {
|
||||
set_processing_message(str_replace(["[resource]","[name]"], [$ref,$ffmpeg_alternatives[$n]["name"]], $lang["processing_alternative_video"]));
|
||||
}
|
||||
|
||||
$tmp = hook("preventgeneratealt", "", [$file]);
|
||||
if ($tmp === true) {
|
||||
$generate = false;
|
||||
}
|
||||
|
||||
if ($generate) {
|
||||
// Remove any existing alternative file(s) with this name.
|
||||
$existing = ps_query("select ref from resource_alt_files where resource = ? and name = ?", array("i", $ref, "s", $ffmpeg_alternatives[$n]["name"]));
|
||||
for ($m = 0; $m < count($existing); $m++) {
|
||||
delete_alternative_file($ref, $existing[$m]["ref"]);
|
||||
}
|
||||
|
||||
$alt_type = '';
|
||||
if (isset($ffmpeg_alternatives[$n]['alt_type'])) {
|
||||
$alt_type = $ffmpeg_alternatives[$n]["alt_type"];
|
||||
}
|
||||
|
||||
# Create the alternative file.
|
||||
$aref = add_alternative_file($ref, $ffmpeg_alternatives[$n]["name"], '', '', '', 0, $alt_type);
|
||||
$apath = get_resource_path($ref, true, "", true, $ffmpeg_alternatives[$n]["extension"], -1, 1, false, "", $aref);
|
||||
|
||||
# Process the video
|
||||
$shell_exec_cmd = "$ffmpeg_fullpath $ffmpeg_global_options -y -loglevel error -i %%FILE%% " . $ffmpeg_alternatives[$n]["params"] . " %%TARGETFILE%%";
|
||||
$shell_exec_params = [
|
||||
"%%FILE%%" => new CommandPlaceholderArg($file, 'is_safe_basename'),
|
||||
"%%WIDTH%%" => (int) $width,
|
||||
"%%HEIGHT%%" => (int) $height,
|
||||
"%%SNAPSHOTTIME%%" => (int) $snapshottime,
|
||||
"%%TARGETFILE%%" => new CommandPlaceholderArg($apath, 'is_safe_basename'),
|
||||
];
|
||||
|
||||
$tmp = hook("ffmpegmodaltparams", "", array($shell_exec_cmd, $ffmpeg_fullpath, $file, $n, $aref, $shell_exec_params));
|
||||
if ($tmp) {
|
||||
$shell_exec_cmd = $tmp;
|
||||
}
|
||||
run_command($shell_exec_cmd, false, $shell_exec_params);
|
||||
|
||||
if (file_exists($apath)) {
|
||||
# Update the database with the new file details.
|
||||
$file_size = filesize_unlimited($apath);
|
||||
ps_query(
|
||||
"UPDATE resource_alt_files
|
||||
SET file_name = ?,
|
||||
file_extension = ?,
|
||||
file_size = ?,
|
||||
creation_date = NOW()
|
||||
WHERE ref = ?",
|
||||
[
|
||||
"s", $ffmpeg_alternatives[$n]["filename"] . "." . $ffmpeg_alternatives[$n]["extension"],
|
||||
"s", $ffmpeg_alternatives[$n]["extension"],
|
||||
"i", $file_size, "i", $aref
|
||||
]
|
||||
);
|
||||
// add this filename to be added to resource.ffmpeg_alt_previews
|
||||
if (isset($ffmpeg_alternatives[$n]['alt_preview']) && $ffmpeg_alternatives[$n]['alt_preview']) {
|
||||
$ffmpeg_alt_previews[] = basename($apath);
|
||||
}
|
||||
} else {
|
||||
# Remove the alternative file entries with this name as ffmpeg has failed to create file.
|
||||
$existing = ps_query("SELECT ref FROM resource_alt_files WHERE resource = ? AND name = ?", array("i", $ref, "s", $ffmpeg_alternatives[$n]["name"]));
|
||||
for ($m = 0; $m < count($existing); $m++) {
|
||||
delete_alternative_file($ref, $existing[$m]["ref"]);
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
Reference in New Issue
Block a user