FFmpeg upscale or downscale with auto ratio
Scaling video with FFmpeg can be done with defined width and height like: ffmpeg -i input.mp4 -vf scale=1920×1080 output_1080p.mp4 Assuming that my video is 16:9 ratio like 1280×720. However if…
Tag: FFmpeg
FFmpeg list all codecs, encoders, decoders and formats
A codec is the logic to encoding or decoding a media stream, there are many different types with popular ones being H.264, HEVC (H.265) and MPEG-4. Codecs are different to…
How to stream mp4 video to YouTube with FFmpeg
Here is a method to live stream a mp4 video file to YouTube with FFmpeg. There are many configuration options but here is what i found works best. Read the…
FFmpeg set video bitrate amount for encode
To set a bitrate for a video encode in FFmpeg use -b:v which means bitrate for video, then specify the bitrate value. This can be k for kBits or m…
FFmpeg x264 encoding; More cores or faster cores?
Something different this time, testing with a faster CPU that has less cores. Is having more cores or faster cores an obvious difference for FFmpeg video encoding? Last time the…
Fixing underexposed video with FFmpeg
Turning potentially ruined video footage into something very much useable, like magic the dark video is back to normal, vibrant with a little bit of extra noise. I had underxposed…
Getting 4k video from the Sony a6000
At an end result, can you actually have 4k video from the Sony a6000? The Sony a6000 in XAVC S format records 1080p video at a bitrate of 50 Mbps….
Adding FFmpeg to system path Windows 10
Being able to use FFmpeg.exe without referencing its location or copying it into the folder you’re operating in is a huge piece of simplicity. Once FFmpeg is added to your…
FFmpeg choosing stream to download
With most online streams, decent ones at least you can choose the quality. The stream quality is mostly bit rate and resolution based. Lowering the resolution means you can lower…
FFmpeg preset comparison x265 2019; Encode speed and file size
FFmpeg preset is the value in which speed the media encode will traverse at. Part 1 was x264 In this part 2 of FFmpeg encoding comparisons I look at x265…