pub async fn ffmpeg_version_with_path<P: AsRef<OsStr>>(
path: P,
) -> Result<String>Expand description
Lower level variant of ffmpeg_version that exposes a customized path
to the ffmepg binary
Examples found in repository?
examples/download_ffmpeg.rs (line 54)
5async fn main() -> anyhow::Result<()> {
6 use async_ffmpeg_sidecar::{
7 command::ffmpeg_is_installed,
8 download::{check_latest_version, download_ffmpeg_package, ffmpeg_download_url, unpack_ffmpeg},
9 paths::sidecar_dir,
10 version::ffmpeg_version_with_path,
11 };
12 use std::env::current_exe;
13
14 if ffmpeg_is_installed().await {
15 println!("FFmpeg is already installed! 🎉");
16 println!("For demo purposes, we'll re-download and unpack it anyway.");
17 println!("TIP: Use `auto_download()` to skip manual customization.");
18 }
19
20 // Short version without customization:
21 // ```rust
22 // ffmpeg_sidecar::download::auto_download().unwrap();
23 // ```
24
25 // Checking the version number before downloading is actually not necessary,
26 // but it's a good way to check that the download URL is correct.
27 match check_latest_version().await {
28 Ok(version) => println!("Latest available version: {}", version),
29 Err(_) => println!("Skipping version check on this platform."),
30 }
31
32 // These defaults will automatically select the correct download URL for your
33 // platform.
34 let download_url = ffmpeg_download_url()?;
35 let cli_arg = std::env::args().nth(1);
36 let destination = match cli_arg {
37 Some(arg) => resolve_relative_path(current_exe()?.parent().unwrap().join(arg)),
38 None => sidecar_dir()?,
39 };
40
41 // The built-in download function uses `reqwest` to download the package.
42 // For more advanced use cases like async streaming or download progress
43 // updates, you could replace this with your own download function.
44 println!("Downloading from: {:?}", download_url);
45 tokio::fs::create_dir_all(&destination).await?;
46 let archive_path = download_ffmpeg_package(download_url, &destination).await?;
47 println!("Downloaded package: {:?}", archive_path);
48
49 // Extraction uses `tar` on all platforms (available in Windows since version 1803)
50 println!("Extracting...");
51 unpack_ffmpeg(&archive_path, &destination).await?;
52
53 // Use the freshly installed FFmpeg to check the version number
54 let version = ffmpeg_version_with_path(destination.join("ffmpeg"))
55 .await
56 .context("error running ffmpeg")?;
57 println!("FFmpeg version: {}", version);
58
59 println!("Done! 🏁");
60 Ok(())
61}