The use of identifying patterns in video to reduce the required data rate required to create a video stream.

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43 views

How to find video frame rate and resolution

I was watching a video produced by local movie maker, on 13" MacBook and it has lines! not sure why. I was thinking maybe the movie has rendered badly. How do I find out what's the resolution and ...
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1answer
54 views

What encoding settings does Revision3 use to get quality high but file size so low?

I am creating my own content. We have recorded uncompressed, and are now at the exporting stage. This video will be downloaded, not streamed via YouTube or Vimeo. So far, we are rendering it at 5Mbps ...
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1answer
757 views

Background color of MP4 rendering incorrectly in QuickTime

I am converting a .MOV file into .MP4, .OGV and .WEBM for web use. I have found that the background rendered by QuickTime and Safari is not white although the same MP4 has a white background when ...
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3answers
47 views

Best way to trim and save an existing mp4

If I have an existing MP4/H264 video file and I need to trim the start and end, Then save it as an MP4 again, Are there any recommendations on export settings?
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2answers
79 views

Recompressing many huge MOV files

My camcorder produces huge MOV files, and I use it for about 1 hour every day, which gives me more than 7 GB of data per day (around 128 MB per minute of recording). Here is the codec information ...
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2answers
113 views

Video file size for web use

What is the best video size for let's say a 5 minute video. I want to host my own videos. So, I want to understand more. What is an acceptable size?
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1answer
216 views

CHDK on Canon Powershot S100: Is there a Video Bitrate sweet spot?

I'm using a Powershot S100 with CHDK. The default video bitrate of the S100 is around 4 MByte/sec at the highest quality. Using CHDK and the options "Mode=Quality" and "Quality=99", you can get ...
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0answers
129 views

FFMPEG Tiff images to losseless video (H265) lags, broken output

I have 226 sequenced images (TIFF, 6.2MB each) and i would like loseless save them like video by using H265. Here is command which I used: ffmpeg -f image2 -framerate 25 -i IMG_%03d.tif -vcodec ...
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52 views

How to drastically reduce size of very simple video?

I've got a series of videos that I'm looking to drastically reduce in size. The video content is very simple: text animating on white background with a voice track on top. The text is mostly just ...
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1answer
754 views

rendering with the video card in MeGUI

I do not know this is the right forum to ask for help. I need help to speed up rendering with the software MeGUI 2500. First I render to premiere with the help of CUDA. CUDA makes the video card ...
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90 views

Loss of quality while adding subtitle via FFmpeg

After solving on problem I cam coming to a next one. After adding subtitles, discussed here, with the command: ffmpeg -i grdedFinal.mov -vf subtitles=portSbs.srt gradedFinalwithSubs.mov the quality ...
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57 views

Big difference in the video file size after the conversion (.mov to .mp4)

After converting from .mov into .mp4, a video file is greatly reduced in size (.mov - 75,2mb .mp4 - 11,9mb) - does this mean that the converted video degraded (loss of color information, or the ...
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37 views

How to compromise between byte rate, resolution and fps

I want to stream a video on a device full screen (therefore, the dimensions of the display are fixed) What should I focus on to offer the best experience for a given bandwidth? Should I have other ...
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1answer
22 views

Which measurements can I take using which programs to exploit the already low quality and save as much space as possible?

This is the best my actioncam can create. My goal is to take advantage of this low quality and save as much harddrive space as possible so visible quality remains. Which measurements can I take ...
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0answers
25 views

Modifying FFmpeg command from 2-pass to 3-pass and hardcoding subtitles

I'm working with the following ffmpeg command: ffmpeg -y -i "Original.mov" -pass 1 \ -vf "subtitles=espSbs.srt, scale=1920:1080" \ -b:v 27179k -b:a 128k -f mov /dev/null && \ ffmpeg -i "...
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22 views

Video in h264 format and need to convert to something “playable”

A co-worker gave me footage of a car accident that will exonerate his daughter in h264 format. He needs to convert this into DVD format or anything else that can be played. I own Final Cut Pro, and ...
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43 views

How did PayPal get this video's file size so small?

This video from PayPal is 10 seconds long, 1280x720, and 23.976 FPS. The webm version is 485 KB and the mp4 version is 340 KB! I realize that there's not a lot of motion going on in the video and ...
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20 views

Compressing a large MP4 file that is on 2.30mins long

I have been sent a video that is only 2.30 mins long. But is a whopping 168mb, unfortunetely this has to be embedded into an app - so I need it as small as possible. I need to get the file size down ...
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0answers
20 views

Motion project has pixelation and artifacting

I just exported an animation I made from Motion 5 and noticed that the edges were pixelated and parts of it had dark fringing Here's the video Any ideas on how to fix it? BTW all shapes were made ...
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0answers
31 views

How do I compress a high res motion graphic .MOV to a H.264 with a low file size?

I'll elaborate, I know how to do this but I have a problem with video which has been exported from After Effects with an Apple Pro Res codec, then compressed in Handbrake to a H.264 MP4 codec. The ...
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8 views

Best free tool for video compression on Mac [duplicate]

I'm editing 'every day' videos with Adobe Premiere like holidays videos. Footages are taken from SLR cameras. I need to share those videos and of course compress it before. Several years ago, i used ...
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2answers
658 views

How to compress video size without losing quality or resolution? [closed]

I have video of 300 MB, and i want to reduce its size to maximum 150-200 MB, so how can i achieve it without losing quality or resolution, is there any free toll to achieving it?