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FFmpeg's eAC3 encoder does not support more than 6 channels. See bug report: Support >6 channels in E-AC-3 audio


For .scr files which are actually screensaver files (which yours might not be): Download and install the Everything search engine: Double-click your .scr file to run it. Open the Task Manager and terminate run32.dll (this step might not be necessary). In the Everything search tool, type in the file name of the screensaver (or part of ...


B-frames are a frame type used in video compression to represent frames of a video. B-frames can use information from both previous and future frames to represent each video frame. Older DivX-encoded videos commonly use an ugly method called packed bitstream which puts several video frames into a single AVI chunk. Packed bitstream isn't standard MPEG-4, ...


Here is my fifty cents for the case. Method 1: messing with libx264's arguments -c:v libx264 -x264opts keyint=GOPSIZE:min-keyint=GOPSIZE:scenecut=-1 Generate iframes only at the desired intervals. Example 1: ffmpeg -i test.mp4 -codec:v libx264 \ -r 23.976 \ -x264opts "keyint=48:min-keyint=48:no-scenecut" \ -c:a copy \ -y test_keyint_48.mp4 ...


You're going to need a new cable, you won't be able to modify the ones you have in order to make that work. You need either a male vga to male vga, or an adapter that goes from male vga to female dvi and then use your male dvi to male dvi cable. By the way, a plain male to male vga cable or the adapter will cost you under $5.


FFmpeg by default doesn't transfer most user metadata over, but it does transfer fields like rotation tag. The command below instructs FFmpeg to transfer all metadata over but then overrides the rotation tag value. ffmpeg -i in.mp4 -c copy -map_metadata 0 -metadata:s:v:0 rotate=0 -an out.mp4

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