Ffmpeg - Revision history

Keegan: /* Concatenate videos */

2018-01-06T22:50:03Z

Concatenate videos

2018-01-06T22:49:42Z

2016-05-06T20:13:56Z

CLI Stuff

2014-10-21T21:36:30Z

2014-07-30T17:38:18Z

2011-12-06T14:38:40Z

2011-10-17T20:47:23Z

2011-10-17T20:46:42Z

2011-10-02T16:58:50Z

Created page with "=Creating Time Lapses= ffmpeg -r 30 -i img_%04d.jpg -sameq -s hd720 -vcodec libx264 -vpre hq -crf 25 ./output_30fps.mp4"

New page

=Creating Time Lapses=
ffmpeg -r 30 -i img_%04d.jpg -sameq -s hd720 -vcodec libx264 -vpre hq -crf 25 ./output_30fps.mp4

@@ Line 3: / Line 3: @@
 * ffmpeg-php must be compiled by source
 =Concatenate videos=
-mpeg -i export_1.mp4 -i export_2.mp4 -i export_3.mp4 -i export_4.mp4 -filter_complex concat=n=4:v=1:a=0 -an output.mp4
+ ffmpeg -i export_1.mp4 -i export_2.mp4 -i export_3.mp4 -i export_4.mp4 -filter_complex concat=n=4:v=1:a=0 -an output.mp4
 Note than n=v should be updated to match the proper count of videos. -an is for no audio
 =Creating Time Lapses=
 == From images ==

@@ Line 2: / Line 2: @@
 * rpm -Uvh http://apt.sw.be/redhat/el6/en/x86_64/rpmforge/RPMS/rpmforge-release-0.5.2-2.el6.rf.x86_64.rpm
 * ffmpeg-php must be compiled by source
 =Creating Time Lapses=
       ffmpeg -r 30 -i img_%04d.jpg -sameq -s hd720 -vcodec libx264 -vpre hq -crf 25 ./output_30fps.mp4
 =CLI Stuff=

@@ Line 6: / Line 6: @@
 =CLI Stuff=
 ==Webm==
 HD, 14Mbps bitrate
   ffmpeg -ss 01:18:02 -t 00:00:19 -i input.mkv -b:v 14M -c:v libvpx -an output.webm
 =Renaming Image Files Script=

← Older revision		Revision as of 17:38, 30 July 2014
Line 4:		Line 4:
	=Creating Time Lapses=		=Creating Time Lapses=
	ffmpeg -r 30 -i img_%04d.jpg -sameq -s hd720 -vcodec libx264 -vpre hq -crf 25 ./output_30fps.mp4		ffmpeg -r 30 -i img_%04d.jpg -sameq -s hd720 -vcodec libx264 -vpre hq -crf 25 ./output_30fps.mp4
		+
		+	=Renaming Image Files Script=
		+	<pre>
		+	<?php
		+	$ducks = glob("*.jpg");
		+
		+	$pref = "IMG_";
		+	$suf = ".jpg";
		+
		+	$count = 0;
		+	foreach($ducks as $duck)
		+	{
		+	$cmd = "mv $duck $pref" . str_pad($count, 4, 0, STR_PAD_LEFT) . $suf;
		+	echo $cmd . "\n";
		+	#system($cmd);
		+	$count++;
		+	}
		+	?>
		+	</pre>

@@ Line 1: / Line 1: @@
 =Linux Installation=
 * rpm -Uvh http://apt.sw.be/redhat/el6/en/x86_64/rpmforge/RPMS/rpmforge-release-0.5.2-2.el6.rf.x86_64.rpm
 =Creating Time Lapses=
       ffmpeg -r 30 -i img_%04d.jpg -sameq -s hd720 -vcodec libx264 -vpre hq -crf 25 ./output_30fps.mp4

← Older revision		Revision as of 20:46, 17 October 2011
Line 1:		Line 1:
		+	=Linux Installation-
		+	* http://apt.sw.be/redhat/el6/en/x86_64/rpmforge/RPMS/rpmforge-release-0.5.2-2.el6.rf.x86_64.rpm
	=Creating Time Lapses=		=Creating Time Lapses=
	ffmpeg -r 30 -i img_%04d.jpg -sameq -s hd720 -vcodec libx264 -vpre hq -crf 25 ./output_30fps.mp4		ffmpeg -r 30 -i img_%04d.jpg -sameq -s hd720 -vcodec libx264 -vpre hq -crf 25 ./output_30fps.mp4