diff --git a/ffplayout-engine/src/output/hls.rs b/ffplayout-engine/src/output/hls.rs
index cd6c755b..f1fb3975 100644
--- a/ffplayout-engine/src/output/hls.rs
+++ b/ffplayout-engine/src/output/hls.rs
@@ -28,10 +28,11 @@ use std::{
 use simplelog::*;
 
 use crate::input::{ingest::log_line, source_generator};
+use crate::utils::prepare_output_cmd;
 use ffplayout_lib::filter::filter_chains;
 use ffplayout_lib::utils::{
-    prepare_output_cmd, sec_to_time, stderr_reader, test_tcp_port, Encoder, Ingest, Media,
-    PlayerControl, PlayoutConfig, PlayoutStatus, ProcessControl,
+    sec_to_time, stderr_reader, test_tcp_port, Encoder, Ingest, Media, PlayerControl,
+    PlayoutConfig, PlayoutStatus, ProcessControl,
 };
 use ffplayout_lib::vec_strings;
 
diff --git a/ffplayout-engine/src/output/stream.rs b/ffplayout-engine/src/output/stream.rs
index 4b9cd9b7..8a9639a3 100644
--- a/ffplayout-engine/src/output/stream.rs
+++ b/ffplayout-engine/src/output/stream.rs
@@ -5,8 +5,9 @@ use std::{
 
 use simplelog::*;
 
+use crate::utils::prepare_output_cmd;
 use ffplayout_lib::filter::v_drawtext;
-use ffplayout_lib::utils::{prepare_output_cmd, PlayoutConfig};
+use ffplayout_lib::utils::PlayoutConfig;
 use ffplayout_lib::vec_strings;
 
 /// Streaming Output
diff --git a/ffplayout-engine/src/utils/mod.rs b/ffplayout-engine/src/utils/mod.rs
index 44a5baba..113bf119 100644
--- a/ffplayout-engine/src/utils/mod.rs
+++ b/ffplayout-engine/src/utils/mod.rs
@@ -6,8 +6,12 @@ use std::{
 pub mod arg_parse;
 
 pub use arg_parse::Args;
-use ffplayout_lib::utils::{time_to_sec, PlayoutConfig};
+use ffplayout_lib::{
+    utils::{time_to_sec, PlayoutConfig},
+    vec_strings,
+};
 
+/// Read command line arguments, and override the config with them.
 pub fn get_config(args: Args) -> PlayoutConfig {
     let cfg_path = match args.channel {
         Some(c) => {
@@ -80,4 +84,79 @@ pub fn get_config(args: Args) -> PlayoutConfig {
 
     config
 }
-// Read command line arguments, and override the config with them.
+
+/// Prepare output parameters
+///
+/// seek for multiple outputs and add mapping for it
+pub fn prepare_output_cmd(
+    prefix: Vec<String>,
+    mut filter: Vec<String>,
+    params: Vec<String>,
+    mode: &str,
+) -> Vec<String> {
+    let params_len = params.len();
+    let mut output_params = params.clone();
+    let mut output_a_map = "[a_out1]".to_string();
+    let mut output_v_map = "[v_out1]".to_string();
+    let mut output_count = 1;
+    let mut cmd = prefix;
+
+    if !filter.is_empty() {
+        output_params.clear();
+
+        for (i, p) in params.iter().enumerate() {
+            let mut param = p.clone();
+
+            param = param.replace("[0:v]", "[vout0]");
+            param = param.replace("[0:a]", "[aout0]");
+
+            if param != "-filter_complex" {
+                output_params.push(param.clone());
+            }
+
+            if i > 0
+                && !param.starts_with('-')
+                && !params[i - 1].starts_with('-')
+                && i < params_len - 1
+            {
+                output_count += 1;
+                let mut a_map = "0:a".to_string();
+                let v_map = format!("[v_out{output_count}]");
+                output_v_map.push_str(&v_map);
+
+                if mode == "hls" {
+                    a_map = format!("[a_out{output_count}]");
+                }
+
+                output_a_map.push_str(&a_map);
+
+                let mut map = vec_strings!["-map", v_map, "-map", a_map];
+
+                output_params.append(&mut map);
+            }
+        }
+
+        if output_count > 1 && mode == "hls" {
+            filter[1].push_str(&format!(";[vout0]split={output_count}{output_v_map}"));
+            filter[1].push_str(&format!(";[aout0]asplit={output_count}{output_a_map}"));
+            filter.drain(2..);
+            cmd.append(&mut filter);
+            cmd.append(&mut vec_strings!["-map", "[v_out1]", "-map", "[a_out1]"]);
+        } else if output_count == 1 && mode == "hls" && output_params[0].contains("split") {
+            let out_filter = output_params.remove(0);
+            filter[1].push_str(&format!(";{out_filter}"));
+            filter.drain(2..);
+            cmd.append(&mut filter);
+        } else if output_count > 1 && mode == "stream" {
+            filter[1].push_str(&format!(",split={output_count}{output_v_map}"));
+            cmd.append(&mut filter);
+            cmd.append(&mut vec_strings!["-map", "[v_out1]", "-map", "0:a"]);
+        } else {
+            cmd.append(&mut filter);
+        }
+    }
+
+    cmd.append(&mut output_params);
+
+    cmd
+}
diff --git a/lib/src/utils/mod.rs b/lib/src/utils/mod.rs
index 7918c8cd..f00055e2 100644
--- a/lib/src/utils/mod.rs
+++ b/lib/src/utils/mod.rs
@@ -570,82 +570,6 @@ pub fn gen_dummy(config: &PlayoutConfig, duration: f64) -> (String, Vec<String>)
 //     count
 // }
 
-/// Prepare output parameters
-///
-/// seek for multiple outputs and add mapping for it
-pub fn prepare_output_cmd(
-    prefix: Vec<String>,
-    mut filter: Vec<String>,
-    params: Vec<String>,
-    mode: &str,
-) -> Vec<String> {
-    let params_len = params.len();
-    let mut output_params = params.clone();
-    let mut output_a_map = "[a_out1]".to_string();
-    let mut output_v_map = "[v_out1]".to_string();
-    let mut output_count = 1;
-    let mut cmd = prefix;
-
-    if !filter.is_empty() {
-        output_params.clear();
-
-        for (i, p) in params.iter().enumerate() {
-            let mut param = p.clone();
-
-            param = param.replace("[0:v]", "[vout0]");
-            param = param.replace("[0:a]", "[aout0]");
-
-            if param != "-filter_complex" {
-                output_params.push(param.clone());
-            }
-
-            if i > 0
-                && !param.starts_with('-')
-                && !params[i - 1].starts_with('-')
-                && i < params_len - 1
-            {
-                output_count += 1;
-                let mut a_map = "0:a".to_string();
-                let v_map = format!("[v_out{output_count}]");
-                output_v_map.push_str(&v_map);
-
-                if mode == "hls" {
-                    a_map = format!("[a_out{output_count}]");
-                }
-
-                output_a_map.push_str(&a_map);
-
-                let mut map = vec_strings!["-map", v_map, "-map", a_map];
-
-                output_params.append(&mut map);
-            }
-        }
-
-        if output_count > 1 && mode == "hls" {
-            filter[1].push_str(&format!(";[vout0]split={output_count}{output_v_map}"));
-            filter[1].push_str(&format!(";[aout0]asplit={output_count}{output_a_map}"));
-            filter.drain(2..);
-            cmd.append(&mut filter);
-            cmd.append(&mut vec_strings!["-map", "[v_out1]", "-map", "[a_out1]"]);
-        } else if output_count == 1 && mode == "hls" && output_params[0].contains("split") {
-            let out_filter = output_params.remove(0);
-            filter[1].push_str(&format!(";{out_filter}"));
-            filter.drain(2..);
-            cmd.append(&mut filter);
-        } else if output_count > 1 && mode == "stream" {
-            filter[1].push_str(&format!(",split={output_count}{output_v_map}"));
-            cmd.append(&mut filter);
-            cmd.append(&mut vec_strings!["-map", "[v_out1]", "-map", "0:a"]);
-        } else {
-            cmd.append(&mut filter);
-        }
-    }
-
-    cmd.append(&mut output_params);
-
-    cmd
-}
-
 pub fn is_remote(path: &str) -> bool {
     Regex::new(r"^https?://.*").unwrap().is_match(path)
 }
diff --git a/tests/src/engine_cmd.rs b/tests/src/engine_cmd.rs
index 6ff031cd..1adac7f3 100644
--- a/tests/src/engine_cmd.rs
+++ b/tests/src/engine_cmd.rs
@@ -1,4 +1,4 @@
-use ffplayout::input::playlist::gen_source;
+use ffplayout::{input::playlist::gen_source, utils::prepare_output_cmd};
 use ffplayout_lib::{
     utils::{Media, PlayoutConfig},
     vec_strings,
@@ -80,3 +80,131 @@ fn dual_audio_input() {
     assert_eq!(media.cmd, Some(vec_strings!["-i", "assets/dual_audio.mp4"]));
     assert_eq!(media.filter, test_filter_cmd);
 }
+
+#[test]
+fn test_prepare_output_cmd() {
+    let enc_prefix = vec_strings![
+        "-hide_banner",
+        "-nostats",
+        "-v",
+        "level+error",
+        "-re",
+        "-i",
+        "pipe:0"
+    ];
+    let filter = vec_strings![
+        "-filter_complex",
+        "[0:v]null,zmq=b=tcp\\\\://'127.0.0.1\\:5555',drawtext=text=''"
+    ];
+    let params = vec_strings![
+        "-c:v",
+        "libx264",
+        "-flags",
+        "+global_header",
+        "-f",
+        "flv",
+        "rtmp://localhost/live/stream",
+        "-s",
+        "512x288",
+        "-c:v",
+        "libx264",
+        "-flags",
+        "+global_header",
+        "-f",
+        "flv",
+        "rtmp://localhost:1937/live/stream"
+    ];
+
+    let mut t1_params = enc_prefix.clone();
+    t1_params.append(&mut params.clone());
+    let cmd_two_outs =
+        prepare_output_cmd(enc_prefix.clone(), vec_strings![], params.clone(), "stream");
+
+    assert_eq!(cmd_two_outs, t1_params);
+
+    let mut test_cmd = enc_prefix.clone();
+    let mut test_params = params.clone();
+    let mut t2_filter = filter.clone();
+    t2_filter[1].push_str(",split=2[v_out1][v_out2]");
+    test_cmd.append(&mut t2_filter);
+
+    test_params.insert(0, "-map".to_string());
+    test_params.insert(1, "[v_out1]".to_string());
+    test_params.insert(2, "-map".to_string());
+    test_params.insert(3, "0:a".to_string());
+
+    test_params.insert(11, "-map".to_string());
+    test_params.insert(12, "[v_out2]".to_string());
+    test_params.insert(13, "-map".to_string());
+    test_params.insert(14, "0:a".to_string());
+
+    test_cmd.append(&mut test_params);
+    let cmd_two_outs_with_filter = prepare_output_cmd(enc_prefix, filter, params, "stream");
+
+    assert_eq!(cmd_two_outs_with_filter, test_cmd);
+}
+
+#[test]
+fn video_audio_output() {
+    let mut config = PlayoutConfig::new(Some("../assets/ffplayout.yml".to_string()));
+    config.out.mode = "stream".to_string();
+    config.processing.add_logo = false;
+    config.out.output_cmd = Some(vec_strings![
+        "-c:v",
+        "libx264",
+        "-c:a",
+        "aac",
+        "-ar",
+        "44100",
+        "-b:a",
+        "128k",
+        "-flags",
+        "+global_header",
+        "-f",
+        "flv",
+        "rtmp://localhost/live/stream"
+    ]);
+
+    let mut enc_cmd = vec![];
+    let enc_filter = vec![];
+    let mut output_cmd = config.out.output_cmd.as_ref().unwrap().clone();
+
+    let enc_prefix = vec_strings![
+        "-hide_banner",
+        "-nostats",
+        "-v",
+        "level+error",
+        "-re",
+        "-i",
+        "pipe:0"
+    ];
+
+    enc_cmd.append(&mut output_cmd);
+
+    let enc_cmd = prepare_output_cmd(enc_prefix, enc_filter, enc_cmd, &config.out.mode);
+
+    let test_cmd = vec_strings![
+        "-hide_banner",
+        "-nostats",
+        "-v",
+        "level+error",
+        "-re",
+        "-i",
+        "pipe:0",
+        "-c:v",
+        "libx264",
+        "-c:a",
+        "aac",
+        "-ar",
+        "44100",
+        "-b:a",
+        "128k",
+        "-flags",
+        "+global_header",
+        "-f",
+        "flv",
+        "rtmp://localhost/live/stream"
+    ];
+
+    assert_eq!(enc_cmd, test_cmd);
+}
diff --git a/tests/src/lib_utils.rs b/tests/src/lib_utils.rs
index b6b3a9fe..daccd51e 100644
--- a/tests/src/lib_utils.rs
+++ b/tests/src/lib_utils.rs
@@ -50,66 +50,3 @@ fn test_delta() {
 
     assert!(delta < 2.0);
 }
-
-#[test]
-fn test_prepare_output_cmd() {
-    let enc_prefix = vec_strings![
-        "-hide_banner",
-        "-nostats",
-        "-v",
-        "level+error",
-        "-re",
-        "-i",
-        "pipe:0"
-    ];
-    let filter = vec_strings![
-        "-filter_complex",
-        "[0:v]null,zmq=b=tcp\\\\://'127.0.0.1\\:5555',drawtext=text=''"
-    ];
-    let params = vec_strings![
-        "-c:v",
-        "libx264",
-        "-flags",
-        "+global_header",
-        "-f",
-        "flv",
-        "rtmp://localhost/live/stream",
-        "-s",
-        "512x288",
-        "-c:v",
-        "libx264",
-        "-flags",
-        "+global_header",
-        "-f",
-        "flv",
-        "rtmp://localhost:1937/live/stream"
-    ];
-
-    let mut t1_params = enc_prefix.clone();
-    t1_params.append(&mut params.clone());
-    let cmd_two_outs =
-        prepare_output_cmd(enc_prefix.clone(), vec_strings![], params.clone(), "stream");
-
-    assert_eq!(cmd_two_outs, t1_params);
-
-    let mut test_cmd = enc_prefix.clone();
-    let mut test_params = params.clone();
-    let mut t2_filter = filter.clone();
-    t2_filter[1].push_str(",split=2[v_out1][v_out2]");
-    test_cmd.append(&mut t2_filter);
-
-    test_params.insert(0, "-map".to_string());
-    test_params.insert(1, "[v_out1]".to_string());
-    test_params.insert(2, "-map".to_string());
-    test_params.insert(3, "0:a".to_string());
-
-    test_params.insert(11, "-map".to_string());
-    test_params.insert(12, "[v_out2]".to_string());
-    test_params.insert(13, "-map".to_string());
-    test_params.insert(14, "0:a".to_string());
-
-    test_cmd.append(&mut test_params);
-    let cmd_two_outs_with_filter = prepare_output_cmd(enc_prefix, filter, params, "stream");
-
-    assert_eq!(cmd_two_outs_with_filter, test_cmd);
-}