Questions about video editing, streaming, conversion, capturing or video output. Use a more specific tag if possible.
0
votes
0answers
6 views
How to manually set start and end time for an PIP in PowerDirector 11?
How to enter manually the start and end time for an pip effect i've add to a project? The only thing I could find is to set the effect length but not to modify the start and end time other than by ...
1
vote
0answers
12 views
Compiling x264 with mp4 support
I need x264 for my project.
I have one at /opt/local/bin/x264, but when I execute the following command:
x264 --qpfile cuepoints.qp --output output.mp4 input.mp4
it says:
x264 [error]: not ...
-7
votes
0answers
22 views
Can somebody share me some video programe? [closed]
I need video a software to deal with m4v movies purchased from itunes. I'm serious.
Free Studio Manager ?HandBrake(handbrake.fr)?Noteburner M4V Converter(http://www.noteburner.com/) ?I tried free ...
0
votes
1answer
24 views
How can I stop a video file to stop sputtering while I watch it?
I was finding that when watching some video files using VLC 2.0.6 (Twoflower) that I have on my hard drive, they were sputtering quite a bit (stopping and starting causing video and audio artifacts ...
3
votes
2answers
31 views
How to Add/Remove subtitles in an MKV file?
I have a good quality MKV file that has several subtitle options. I want to add an additional subtitle file to the list.
Some search online led me to use video converters, and basically re-encode the ...
-2
votes
1answer
13 views
Prevent video from downloading by Download Manager
I am using Wowza for live streaming. When streaming is done the recorded file of streamed video is stored in content folder. I set this video as VOD. The problem is that the video is downloaded by ...
1
vote
0answers
20 views
Codec choice for non CPU-intensive video transcoding
I am trying to achieve real-time transcoding of mkv / H264 videos on a low-end (slow CPU) platform.
Using the following command line as a testing harness:
avconv -i test.mkv -c:v mjpeg -q:v 3 -c:a ...
0
votes
0answers
14 views
On ubuntu 12.04 the video, after some day of working, turn blank
I have a PC with ubuntu 12.04 which is connected to a video with a resolution of 1366x768, without mouse and keyboard.
It happened that after some days of work , without any external input, but only ...
0
votes
2answers
76 views
Extracting one frame per minute with ffmpeg, and skip a few seconds
I'd like to extract one frame per minute from a video, starting from a specified offset. For example, say the offset is 00:01 (mm:ss), then I'd like to extract 00:01, 01:01, 02:01, and so on.
The ...
0
votes
1answer
51 views
Extracting frames with ffmpeg and including subtitles
I am attempting to extract a single frame from a video, with subtitles, using ffmpeg.
I built ffmpeg myself:
sircmpwn@picard ~/sources/bakabt-staging/hennkeo/groups $ ffmpeg
ffmpeg version ...
1
vote
1answer
40 views
Why can't Windows Media Player 12 on Windows 7 play a file directly from a web server?
I have AVI files on a webserver. I can point to them from VLC (via Open Network...) and the file is showing.
However, it is not possible to play the file with Windows Media Player 12 on Windows 7.
...
0
votes
0answers
23 views
Using jpegtran with ffmpeg via piping?
I use ffmpeg to generate a ton of jpeg images. However, these jpegs aren't optimized by ffmpeg. On average, the images losslessly compress another 10-20% when I run them through jpegtran.
I don't ...
0
votes
0answers
11 views
How to share My Own video from Youtube to Facebook? [migrated]
I normally can share any video from Youtube to Facabook, except of my own videos.
I click on Share > Facebook icon - and Post to Your Wall window opens in both cases, but if the current video is my ...
1
vote
1answer
27 views
How do I determine if ffmpeg can handle file?
I have an application that splits video with ffmpeg.
In order to avoid errors, I would like to know if file selected by user is video or not.
Is there any ffmpeg command that would inform me whether ...
0
votes
0answers
11 views
iMovie 11: Changing the text of ending title automatically added by theme
I started a project in iMovie '11 and added some clips to it. I had chosen the 'Scrapbook' theme for the project. This theme inserted a "Directed by" title to the last 8s of the project. So far so ...
0
votes
0answers
22 views
How to use ffmpeg to concat mpeg4-aac mp4s?
I know that you can concat h264-aac mp4s using the following command:
ffmpeg -i INPUT.mp4 -codec copy -bsf:v h264_mp4toannexb OUTPUT.ts
(as per ...
-6
votes
1answer
39 views
how to upload a video on facebook [closed]
On the facebook help page I found:
Click Add Photos/Video at the top of your homepage...
But there is only Photo link on my page, without video heading or option.
-1
votes
0answers
19 views
undesired “frame” download on YouTube clips watching [duplicate]
My browser (chrome) downloads some files named "frame" that have no extension every time I turn on a clip on YouTube... and it just started happening out of nowhere...
Any ideas ? I couldn't find ...
-1
votes
0answers
15 views
Increase frame rate while playing a video [closed]
I have a media-player software: CyberLink PowerDVD Dx. I can play only DVD running from my DVD-ROM on this software. The best part of this software is the TrueTheater effect.
Basically this software ...
0
votes
0answers
17 views
Preserve text readability while encoding game screencasts
I have a bunch of (almost lossless) 3d game screencasts which now occupy considerable amount of my hdd space. I would like to reduce their size. Overall image quality isn't of great concern, except ...
0
votes
1answer
24 views
FFMPEG converting media type aswell as relocating MOOV atom
I have found this line online
ffmpeg -i input.mp4 -c:a copy -c:v copy -movflags faststart output.mp4
Which takes an input, and copies the audio, video and sets the MOOV atom to the beginning in an ...
2
votes
0answers
66 views
+50
FFMPEG - Non-monotonous DTS
When I use FFMPEG to convert a video from MP4 to M3U8, using the following command,
ffmpeg -i op.mp4 -b:v 128k -flags -global_header -map 0:0 -map 0:1 -f segment -segment_time 4 -segment_list_size 0 ...
0
votes
1answer
53 views
Encoding video using Vp8 encoding scheme
Hi I want to encode raw(yuv) video to m4v using ffmpeg command in Vp8 encoding scheme, i try to use this command:
./ffmpeg -s 1280x720 -i raw.yuv -vcodec libvpx 1.m4v
but the error was :
Input ...
0
votes
0answers
23 views
Deleted video file from spy glasses
please help me...
I have bought spy glasses - glasses with video camera. I use it for horse riding ;) and sometimes I have problems to turn it off. The it makes some mistake and the SD microCard seems ...
0
votes
0answers
19 views
How do I make a DVD in fullscreen with dvdstyler?
How do I make a DVD in fullscreen with dvdstyler? I opened up dvdstyler & on the welcome menu, I selected: Video Format: NTSC 720X480, Aspect Ratio: 4:3, Audio Format: AC3 48 kHz.
Then I opened ...
0
votes
1answer
49 views
Specify MPEG-4 as encoding parameter in FFmpeg
I want to ask about mpeg4 codec parameters. I use it to encode video in Evalvid environment as follows:
./ffmpeg -s cif -r 30 -b 64000 -bt 3200 -g 30 -i raw.yuv -vcodec mpeg4 vid.m4v
The video will ...
1
vote
1answer
45 views
How can I use FFmpeg to add a ticker/varying text to live video?
I am able to add text to a video on my hard disk, before I braodcast it...by
using the command.
ffmpeg -y -i IMG_0696.MOV -acodec libmp3lame -vcodec msmpeg4 \
-b:a 192k -b:v 1000k -ar 44100 \
-vf ...
-2
votes
0answers
16 views
BS player alternative that does not distort the audio, [closed]
I use BS player to watch videos quickly. but it distorts the audio, where as WM player keeps the frequency the same.
What alternatives do I have?
0
votes
0answers
17 views
OS X 10.8 any way to remove stretched light frames from a stabilized video?
I stabilized my video with Motion 5. The problem is it was taken with slow shutter so when the camera moved, the light in the frame are stretched and defaced.
Stabilized it just looks like the ...
-1
votes
1answer
30 views
How do files get corrupted? [closed]
I have a video data set that I'm reading with a Java library. Overnight, one of the video files became corrupted and broke my code (which hadn't changed since the night before). How could this happen? ...
3
votes
2answers
65 views
FFMPEG extract intra-frames I,P,B frames
Is there a way to extract the intra-frames and preserve them as-is from FFMPEG or similar program? I know you can extract frames to a sequence of JPEG images using -f image2. But those are full images ...
0
votes
2answers
33 views
Why do the VOB files of a DVD have the same size but different play length?
To prove my point I made a screen-shot:
My 2nd question: In order to email the content of the DVD to someone so that he/she can just watch the entire video (with audio) of the DVD, do I need to ...
1
vote
0answers
19 views
Repair MP4 corrupted index
I have a corrupted MP4 file whose length is 25 minutes, but fter the first 4 minutes it jumps ahead to 20 minutes and one cannot playback the middle portion.
It appears as though the index is ...
1
vote
0answers
15 views
How do I draw video output from my secondary graphics card without setting it as the primary one?
I have a single monitor display, and two graphic cards on a Dell PC. I want to set one as the primary card, but I want to use it for GPU programming, and the second one to draw the video display ...
0
votes
0answers
13 views
Inverse characters in MPlayer + aalib
I've noticed that the 'aalib' or 'aa' video output plugin for MPlayer does something it didn't do before: it uses inverse characters for display (black text over white background). I've tried several ...
0
votes
0answers
29 views
When extracting a youtube video, is there a way to know what format was the original file uploaded by the user?
Since the matter of ownership or copyrights of a video is irrelevant to what is a technical question, I am assuming this is a constructive question unlike this similar one which was closed a while ...
0
votes
2answers
40 views
Renaming with exiftool: how to deal with missing tags?
I'm dealing with an unorganized, big group of media files, captured using several different cameras and camcorders, and I'd like to use exiftool in a bash script to rename each file with its creation ...
1
vote
1answer
35 views
Optimum parameters for audio slicing using FFMpeg
I am planning to use Perl to extract audio from media files through FFMpeg. Now as far as I know, FFMpeg needs lot of parameters like bit-rate, etc which it used to extract the audio. So for one ...
0
votes
0answers
137 views
Is there a way to disable Youtube html5 video player in Chrome? [migrated]
A few weeks ago youtube started showing half of their videos in html5 player for me. Is there a way to force it back to using flash player only (in Chrome)?
(I'm opted out of html5 trial at ...
0
votes
1answer
23 views
Having recordMyDesktop export audio and video in two different files
As the title dictates. How can I make it output the video in, for example, rMD_video1.* and the audio in rMD_audio1.mp4?
If it isn't possible, how can I separate these two? I'm sure it's possible ...
1
vote
1answer
22 views
Recording audio and video in Arch Linux
I've been looking around, Google-ing and stuff and I haven't been able to find anything that I like.
I need something similar to Screencast for the Mac, but it doesn't need to have the editor part as ...
0
votes
0answers
13 views
Video playback difficulties - Black screen
I recently returned from a several month trip and found a strange problem on my home computer upon return. The computer was not used while I was away, so I'm fairly confused how this happened. I've ...
0
votes
0answers
13 views
what are the good media converter softwares available? [closed]
what are the good software out there to convert media (videos: avi, mp4,etc, audio : mp3,ogg) files from one format to another?
Eg:
I want to convert say a avi to an mp4. How do i do that?
...
0
votes
0answers
28 views
Reorder streams with VLC
I am trying to transcode videos to be "HTML5 ready" for Chrome and Safari/Safari iOS using VLC.
I have my reasons for using VLC rather than ffmpeg which might be an easier tool to use (more docs). For ...
0
votes
0answers
20 views
Synchronise the playback of two different videos in VLC
So I have two different videos, which I want to play at the same and be able to pause, stop, rewind forward/backward, ... so that this happens on both of them at the same time.
How could I achieve ...
-1
votes
0answers
14 views
old video for measuring machine: how to check if the camera works? [closed]
we purchased a 25 year old tool makers microscope with video camera. the crt is missing, how can I check to see if I have a good camera with the the crt?
2
votes
1answer
70 views
Pipe VLC output to ffplay?
I have a (broken) PC, where VLC plays videos on only the left half the screen, which seems related to OpenGL/drivers (see here). On the other hand, ffplay doesn't have the half-window problem, but can ...
1
vote
0answers
26 views
How to encode a video with timestamps in order to have audio/video sync
DISCLAIMER: I am unfortunately very new to codecs and using FFMPEG, so I apologize for any incorrect terminology or if this is in actuality a very easily resolved question.
I have a sequence of jpeg ...
1
vote
0answers
17 views
Plugin to speed up embedded videos?
I'm specifically concerned with videos embedded with the <video> tag.
I'd like to know if there is a Chrome or Firefox plugin, extension, etc. which can be used to play videos at greater than ...
0
votes
0answers
62 views
Convert stream file (mux) to mp4 gstreamer
I used a program to capture my screen (called Kazam for linux). My computer crashed and I lost my screen capture which I cannot recreate.
I found two files that seem to hold my video, a .mux and ...
