Infoseite // Quicktime X compressing video, Quicktime 7 is not ...



Frage von metalairplane:


Hi,

I am looking for days now for a solution to the following problem, without reaching a next step:

I have a Samsung HMX-H100 camera, with the I film in HD resolution. The films are available as MPEG-H264 4.AVC in 1280x720 resolution before. If I want to play this with Quicktime X, they are vertically compressed, so that they are played in a resolution of 1280x405. I open the movies in Quicktime 7.6.6 PRO, they will be displayed in the correct aspect ratio. About my Fantec Media Player will also play the movies in the correct aspect ratio.

This I could live, if it were just about to play the videos. But I'd like my videos with iMovie (; Final Cut Express is cutting oversized for my purposes) and there I have exactly the same effect (; yes probably synonymous based on the Quicktime framework). Unless I leave the iMovie movies optimize the import function, which costs four times as much space and a lousy quality to follow, so having this option is not synonymous.

Does anyone have an idea what I could do to solve this problem? Below, a screenshot with the two Quicktimes the display of the same film.

It would be really great if someone could help me or could have more tips, I'm just before the nervous breakdown.

Desperate regards,
metalairplane

Space


Antwort von martinolex:

Hello.
I have this camcorder and films so synonymous only in 1280 x 720 @ 50p. It seems that Samsung writes the wrong numbers in the header of video files. I have Adobe Elements 3 (very old version) and if I interpret as the "Video" pixel aspect ratio to 1:1 manual work places next everything normal. This means that only those figures are wrong.
I wanted to write small programs Chen, parses the video file and automatically makes this correction has not yet to come. Look, maybe your average software synonymous possible the parameters from the header to be overwritten. If not: Adobe Elements 3 costs almost nothing on eBay. Or wait until I wrote the program's had :-).
What interests me in this context, how to make a Blu-Ray with 1280 x 720 @ 50p? Until now I used as the target format MPEG2 1280 x 720 @ 50p with 30 MBit finished movies and play of USB hard drive - would like to burn but Blu-Ray.
Regards,
martinolex

Space





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