ignore muxed as a private data stream warning, validate channel count

ffplayout-engine/src/main.rs

@@ -107,20 +107,26 @@ fn main() {
         exit(1);
     };
 
+    if ![2, 4, 6, 8].contains(&config.processing.audio_channels) {
+        error!(
+            "Encoding {} channel(s) is not allowed. Only 2, 4, 6 and 8 channels are supported!",
+            config.processing.audio_channels
+        );
+        exit(1);
+    }
+
     if config.general.generate.is_some() {
         // run a simple playlist generator and save them to disk
         if let Err(e) = generate_playlist(&config, None) {
             error!("{e}");
             exit(1);
         };
-
         exit(0);
     }
 
     if let Some(path) = args.import {
         if args.date.is_none() {
             error!("Import needs date parameter!");
-
             exit(1);
         }
 

lib/src/utils/config.rs

@@ -19,8 +19,9 @@ pub const IMAGE_FORMAT: [&str; 21] = [
 ];
 
 // Some well known errors can be safely ignore
-pub const FFMPEG_IGNORE_ERRORS: [&str; 9] = [
+pub const FFMPEG_IGNORE_ERRORS: [&str; 10] = [
     "ac-tex damaged",
+    "codec s302m, is muxed as a private data stream",
     "corrupt decoded frame in stream",
     "corrupt input packet in stream",
     "end mismatch left",
@@ -160,7 +161,7 @@ pub struct Processing {
     #[serde(default = "default_tracks")]
     pub audio_tracks: i32,
     #[serde(default = "default_channels")]
-    pub audio_channels: i32,
+    pub audio_channels: u8,
     pub add_loudnorm: bool,
     pub loudnorm_ingest: bool,
     pub loud_i: f32,
@@ -248,7 +249,7 @@ fn default_tracks() -> i32 {
     1
 }
 
-fn default_channels() -> i32 {
+fn default_channels() -> u8 {
     2
 }