Differences

This shows you the differences between two versions of the page.

--- terminal:ffmpegencode [2025/08/16 01:32] – external edit 127.0.0.1
+++ terminal:ffmpegencode [2025/08/16 02:24] (current) – removed melo
@@ Line 1: / Line 1: @@
-===== ffmpeg re-encode =====
-x264 (avc) & aac:
-<code>ffmpeg -i "x" -c:v libx264 -crf 18 -c:a aac "x.mkv"</code>
-(delete original video file & assorted files like subs posters samples etc)
-x265 (hevc) & aac:
-<code>ffmpeg -i "x" -c:v libx265 -vtag hvc1 -crf 18 -c:a aac "x.mkv"</code>
-(delete original video file & assorted files like subs posters samples etc)
-x265 (hevc) HW acceleration & aac & subs - bash loop:
-<code>for f in *.mkv; do ffmpeg -hwaccel cuda -hwaccel_output_format cuda -i "$f" -c:v hevc_nvenc -vtag hvc1 -crf 23 -c:a copy -c:s copy -map 0 "${f%.*} HEVC.mkv"; done</code>
-(delete original video file & assorted files)
-copy only video remove audio - bash loop:
-<code>for f in *.mp4; do ffmpeg -i "$f" -vcodec copy -an "${f%.mp4}_noaudio.mp4"; done</code>
-(replace "mp4" as needed)
-**below command is only for camcorder sources**
-GPU accelerated camcorder source MPEG+AC3+VOBSUB to x264+AC3+VOBSUB (little to no file size reduction, for web uploads)
-<code>ffmpeg -y -vsync 0 -hwaccel cuda -hwaccel_output_format cuda -extra_hw_frames 10 -i "input.mkv" -c:a copy -c:v h264_nvenc -c:s copy -b:v 5M "output.mkv"</code>