provide reference language

crates/service/job/inference_job/src/job/job_types/gpt_sovits/gpt_sovits_inference_command.rs

@@ -51,13 +51,16 @@ pub struct InferenceArgs<'s> {
   pub input_text_file: &'s Path,
   pub gpt_model_path: &'s Path,
   pub sovits_model_path: &'s Path,
+
   pub reference_audio_path: Option<&'s Path>,
   pub reference_transcript_path: Option<&'s Path>,
+  pub reference_language : Option<&'s str>,
+
   pub output_audio_directory: &'s Path,
 
   pub maybe_reference_free: Option<bool>,
   pub maybe_temperature: Option<f32>,
-  pub maybe_target_language: Option<String>,
+  pub maybe_target_language: Option<&'s str>,
 }
 
 impl GptSovitsInferenceCommand {
@@ -161,6 +164,10 @@ impl GptSovitsInferenceCommand {
       if let Some(reference_transcript_path) = args.reference_transcript_path {
         command.push_str(&format!(" --ref_text {}", path_to_string(reference_transcript_path)));
       }
+
+      if let Some(ref_language) = args.reference_language {
+        command.push_str(&format!(" --ref_language {}", ref_language));
+      }
     }
 
     command.push_str(&format!(" --output_path {}", path_to_string(args.output_audio_directory)));

crates/service/job/inference_job/src/job/job_types/gpt_sovits/tts_inference/process_single_gpt_sovits_tts_job.rs

@@ -109,6 +109,8 @@ pub async fn process_single_gpt_sovits_tts_job(
         _ => (None, None),
       };
 
+  const DEFAULT_LANGUAGE : &str = "english";
+
   let inference_start_time = Instant::now();
 
   let command_exit_status = gpt_sovits_deps
@@ -121,10 +123,11 @@ pub async fn process_single_gpt_sovits_tts_job(
       sovits_model_path: &sovits_model_path,
       reference_audio_path: reference_audio_path.as_deref(),
       reference_transcript_path: reference_transcript_path.as_deref(),
+      reference_language: Some(DEFAULT_LANGUAGE),
       output_audio_directory: &output_dir,
       maybe_reference_free: None,
       maybe_temperature: None,
-      maybe_target_language: Some("english".to_string()),
+      maybe_target_language: Some(DEFAULT_LANGUAGE),
     });
 
   let inference_duration = Instant::now().duration_since(inference_start_time);