From 94d6461568b154d3c228b91912c431474c6ef184 Mon Sep 17 00:00:00 2001
From: zotlabs <mike@macgirvin.com>
Date: Tue, 21 Nov 2017 16:06:03 -0800
Subject: Video thumbnail generator

---
 Zotlabs/Thumbs/Video.php | 53 ++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 53 insertions(+)
 create mode 100644 Zotlabs/Thumbs/Video.php

(limited to 'Zotlabs/Thumbs/Video.php')

diff --git a/Zotlabs/Thumbs/Video.php b/Zotlabs/Thumbs/Video.php
new file mode 100644
index 000000000..5e09ef9a3
--- /dev/null
+++ b/Zotlabs/Thumbs/Video.php
@@ -0,0 +1,53 @@
+<?php
+
+namespace Zotlabs\Thumbs;
+
+
+class Video {
+
+	function MatchDefault($type) {
+		return(($type === 'video') ? true : false );
+	}
+
+	function Thumb($attach,$preview_style,$height = 300, $width = 300) {
+
+		$photo = false;
+
+		$t = explode('/',$attach['filetype']);
+		if($t[1])
+			$extension = '.' . $t[1];
+		else
+			return; 
+
+
+		$file = dbunescbin($attach['content']);
+		$tmpfile = $file . $extension;
+		$outfile = $file . '.jpg';
+
+		$istream = fopen($file,'rb');
+		$ostream = fopen($tmpfile,'wb');
+		if($istream && $ostream) {
+			pipe_streams($istream,$ostream);
+			fclose($istream);
+			fclose($ostream);
+		}
+
+		$imagick_path = get_config('system','imagick_convert_path');
+		if($imagick_path && @file_exists($imagick_path)) {
+			$cmd = $imagick_path . ' ' . escapeshellarg(PROJECT_BASE . '/' . $tmpfile . '[0]') . ' -thumbnail ' . $width . 'x' . $height . ' ' . escapeshellarg(PROJECT_BASE . '/' . $outfile);
+			//  logger('imagick thumbnail command: ' . $cmd);
+
+			exec($cmd);
+
+			if(! file_exists($outfile)) {
+				logger('imagick scale failed.');
+			}
+			else {
+				@rename($outfile,$file . '.thumb');
+			}
+		}
+			
+		@unlink($tmpfile);
+	}
+}
+
-- 
cgit v1.2.3


From 64a97d42ff473f3836947f83d0f3fdb8768a89b7 Mon Sep 17 00:00:00 2001
From: zotlabs <mike@macgirvin.com>
Date: Mon, 25 Dec 2017 16:06:24 -0800
Subject: document that imagick calls/execs ffmpeg for mp4 video thumbnails

---
 Zotlabs/Thumbs/Video.php | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

(limited to 'Zotlabs/Thumbs/Video.php')

diff --git a/Zotlabs/Thumbs/Video.php b/Zotlabs/Thumbs/Video.php
index 5e09ef9a3..d0f72bcdd 100644
--- a/Zotlabs/Thumbs/Video.php
+++ b/Zotlabs/Thumbs/Video.php
@@ -32,12 +32,18 @@ class Video {
 			fclose($ostream);
 		}
 
+		/*
+		 * Note: imagick convert may try to call 'ffmpeg' (or other conversion utilities) under
+		 * the covers for this particular operation. If this is not installed or not in the path
+		 * for the web server user, errors may be reported in the web server logs.
+		 */
+
 		$imagick_path = get_config('system','imagick_convert_path');
 		if($imagick_path && @file_exists($imagick_path)) {
 			$cmd = $imagick_path . ' ' . escapeshellarg(PROJECT_BASE . '/' . $tmpfile . '[0]') . ' -thumbnail ' . $width . 'x' . $height . ' ' . escapeshellarg(PROJECT_BASE . '/' . $outfile);
 			//  logger('imagick thumbnail command: ' . $cmd);
 
-			exec($cmd);
+			@exec($cmd);
 
 			if(! file_exists($outfile)) {
 				logger('imagick scale failed.');
-- 
cgit v1.2.3


From 66d0b4d0d57d98540e36e3a9f6fa5ccd84ea5ff9 Mon Sep 17 00:00:00 2001
From: zotlabs <mike@macgirvin.com>
Date: Sat, 30 Dec 2017 23:24:24 -0800
Subject: provide warning if ffmpeg not found and video thumbnail is requested

---
 Zotlabs/Thumbs/Video.php | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

(limited to 'Zotlabs/Thumbs/Video.php')

diff --git a/Zotlabs/Thumbs/Video.php b/Zotlabs/Thumbs/Video.php
index d0f72bcdd..05127355e 100644
--- a/Zotlabs/Thumbs/Video.php
+++ b/Zotlabs/Thumbs/Video.php
@@ -38,6 +38,12 @@ class Video {
 		 * for the web server user, errors may be reported in the web server logs.
 		 */
 
+
+		$ffmpeg = trim(shell_exec('which ffmpeg'));
+		if($ffmpeg) { 
+			logger('ffmpeg not found in path. Video thumbnails may fail.');
+		}
+
 		$imagick_path = get_config('system','imagick_convert_path');
 		if($imagick_path && @file_exists($imagick_path)) {
 			$cmd = $imagick_path . ' ' . escapeshellarg(PROJECT_BASE . '/' . $tmpfile . '[0]') . ' -thumbnail ' . $width . 'x' . $height . ' ' . escapeshellarg(PROJECT_BASE . '/' . $outfile);
@@ -52,7 +58,7 @@ class Video {
 				@rename($outfile,$file . '.thumb');
 			}
 		}
-			
+	
 		@unlink($tmpfile);
 	}
 }
-- 
cgit v1.2.3