![]() One of the -map arguments has now been changed to use (the output from the overlay filter) instead of (just the colorkeyed showwaves output) as the video source in your output.This file is all about PNG and it includes tale which could help you design much easier than ever before. overlay is taking the still-image video as well as the video stream we just generated from showwaves and named and overlaying them so that the image in shows through the transparent parts we've keyed out in. Best Free png HD transformers soundwave png clip art transparent library soundwave transformers images background, PNG file easily with one click Free HD PNG images, png design and transparent background with high quality.scale=1280:-1 to scale one dimension to 1280 and scale the other proportionally keeping the aspect ratio. scale=1280:720 takes the video from input #1, scales it to match our showwaves size, and names the output (background). ![]() format=yuva420p is needed to convert both video streams to the same pixel format. Shockwave Soundwave Megatron Transformers Decepticon, transformers earth wars soundwave transparent background PNG clipart size: 800x800px filesize: 841.53.colorkey=0x000000:0.01:0.1 is going to take any black in the video generated by showwaves and make it transparent.Try something like: ffmpeg -i $audio -i $picture -filter_complex "showwaves=s=1280x720:mode=line,colorkey=0x000000:0.01:0.1,format=yuva420p scale=1280:720 overlay" -map "" -map 0:a -c:v libx264 -c:a copy output.mkvīreaking down the differences from your starting point: You need to add your image as another input, and then you can use something like the colorkey filter to make the showwaves visualization's background transparent and the overlay filter to blend the showwaves visualization and your background image.
0 Comments
Leave a Reply. |
AuthorWrite something about yourself. No need to be fancy, just an overview. ArchivesCategories |