add more params to transcoding profile

1 files changed, 35 insertions, 22 deletions

diff --git a/transcoder/src/snippet.rs b/transcoder/src/snippet.rs
index e9569da..969a2ec 100644
--- a/transcoder/src/snippet.rs
+++ b/transcoder/src/snippet.rs
@@ -24,37 +24,50 @@ pub async fn transcode(
         move |mut output| async move {
             let _permit = LOCAL_TRANSCODING_TASKS.acquire().await?;
             info!("transcoding snippet {key}");
-            let args = match enc {
+
+            let mut args = Vec::new();
+            match enc {
                 EncodingProfile::Video {
                     codec,
                     preset,
                     bitrate,
                     width,
-                } => [
-                    "-vf".to_string(),
-                    format!("scale={width}:-1"),
-                    "-c:v".to_string(),
-                    codec.to_string(),
-                    "-preset".to_string(),
-                    format!("{preset}"),
-                    "-b:v".to_string(),
-                    format!("{bitrate}"),
-                ]
-                .to_vec(),
+                } => {
+                    if let Some(width) = width {
+                        args.push("-vf".to_string());
+                        args.push(format!("scale={width}:-1"));
+                    }
+                    args.push("-c:v".to_string());
+                    args.push(codec.to_string());
+                    if let Some(preset) = preset {
+                        args.push("-preset".to_string());
+                        args.push(format!("{preset}"));
+                    }
+                    args.push("-b:v".to_string());
+                    args.push(format!("{bitrate}"));
+                }
                 EncodingProfile::Audio {
                     codec,
                     bitrate,
-                    sample_rate: _,
-                } => [
-                    // TODO resample?
-                    "-c:a".to_string(),
-                    codec.to_string(),
-                    "-b:a".to_string(),
-                    format!("{bitrate}"),
-                ]
-                .to_vec(),
+                    sample_rate,
+                    channels,
+                } => {
+                    if let Some(channels) = channels {
+                        args.push("-ac".to_string());
+                        args.push(format!("{channels}"))
+                    }
+                    if let Some(sample_rate) = sample_rate {
+                        args.push("-ar".to_string());
+                        args.push(format!("{sample_rate}"))
+                    }
+                    args.push("-c:a".to_string());
+                    args.push(codec.to_string());
+                    args.push("-b:a".to_string());
+                    args.push(format!("{bitrate}"));
+                }
                 EncodingProfile::Subtitles { codec } => {
-                    ["-c:s".to_string(), codec.to_string()].to_vec()
+                    args.push("-c:s".to_string());
+                    args.push(codec.to_string());
                 }
             };
             info!("encoding with {:?}", args.join(" "));