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feat: Added ffmpeg examples.

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Spencer Brower
2025-12-29 14:10:54 -05:00
parent 8d2af3fb2f
commit a9264aa2f0
4 changed files with 91 additions and 0 deletions
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35
README.md
View File

@@ -182,3 +182,38 @@ use <path-to-repository>/filters *
### Examples
```nu
# Re-encode the video to 30fps
(
fmpeg cmd ['https://sample-videos.com/video321/mp4/720/big_buck_bunny_720p_1mb.mp4'] []
| fps 30
| ffmpeg run
)
Would run:
╭───┬────────────────────────────────────────────────────────────────────────╮
│ 0 │ ffmpeg │
│ 1 │ -i │
│ 2 │ https://sample-videos.com/video321/mp4/720/big_buck_bunny_720p_1mb.mp4 │
│ 3 │ -filter_complex │
│ 4 │ fps=fps=30 │
╰───┴────────────────────────────────────────────────────────────────────────╯
```
```nu
# Re-encode the video to 30fps, specifying input and output streams
(
fmpeg cmd ['https://sample-videos.com/video321/mp4/720/big_buck_bunny_720p_1mb.mp4'] []
| filterchain -i ['0'] -o ['video'] { fps 30 }
| ffmpeg run
)
Would run:
╭───┬────────────────────────────────────────────────────────────────────────╮
│ 0 │ ffmpeg │
│ 1 │ -i │
│ 2 │ https://sample-videos.com/video321/mp4/720/big_buck_bunny_720p_1mb.mp4 │
│ 3 │ -filter_complex │
│ 4 │ [0]fps=fps=30[video] │
╰───┴────────────────────────────────────────────────────────────────────────╯
```

7
README.md.tmpl
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@@ -69,3 +69,10 @@ use <path-to-repository>/filters *
### Examples
```nu
{{ example "convert-to-30-fps" -}}
```
```nu
{{ example "convert-to-30-fps-with-filterchain" -}}
```

25
examples/convert-to-30-fps-with-filterchain.nu Executable file
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@@ -0,0 +1,25 @@
#!/usr/bin/env -S nu -n
use ../ffmpeg.nu;
use ../ffmpeg.nu [filterchain];
use ../filters.nu *;
# Re-encode the video to 30fps
def main []: nothing -> any {
print '# Re-encode the video to 30fps, specifying input and output streams'
print '('
print ' fmpeg cmd ['https://sample-videos.com/video321/mp4/720/big_buck_bunny_720p_1mb.mp4'] []'
print " | filterchain -i ['0'] -o ['video'] { fps 30 }"
print ' | ffmpeg run'
print ')'
print ''
print 'Would run:'
(
ffmpeg cmd ['https://sample-videos.com/video321/mp4/720/big_buck_bunny_720p_1mb.mp4'] []
| filterchain -i ['0'] -o ['video'] { fps 30 }
| ffmpeg cmd to-args
| ['ffmpeg' ...$in]
)
}

24
examples/convert-to-30-fps.nu Executable file
View File

@@ -0,0 +1,24 @@
#!/usr/bin/env -S nu -n
use ../ffmpeg.nu;
use ../filters.nu *;
# Re-encode the video to 30fps
def main []: nothing -> any {
print '# Re-encode the video to 30fps'
print '('
print ' fmpeg cmd ['https://sample-videos.com/video321/mp4/720/big_buck_bunny_720p_1mb.mp4'] []'
print ' | fps 30'
print ' | ffmpeg run'
print ')'
print ''
print 'Would run:'
(
ffmpeg cmd ['https://sample-videos.com/video321/mp4/720/big_buck_bunny_720p_1mb.mp4'] []
| fps 30
| ffmpeg cmd to-args
| ['ffmpeg' ...$in]
)
}