Preserve input metadata

Preserve input metadata

Author: codewithtamim

app/src/main/java/com/nasahacker/convertit/data/repository/AudioConverterRepositoryImpl.kt

@@ -231,6 +231,7 @@ class AudioConverterRepositoryImpl
                         "-i", inputPath,
                         "-map", "0:a",  // Only map audio streams
                         "-vn",          // Disable video streams
+                        "-map_metadata", "0", // Preserve input metadata
                         "-ar", "16000",           
                         "-ac", "1",             
                         "-c:a", AudioCodec.fromFormat(outputFormat).codec,
@@ -247,6 +248,7 @@ class AudioConverterRepositoryImpl
                             "-i", inputPath,
                             "-map", "0:a",   
                             "-vn",          
+                            "-map_metadata", "0", // Preserve input metadata
                             "-c:a", AudioCodec.fromFormat(outputFormat).codec,
                             "-b:a", bitrate.bitrate,
                             "-application", "voip",   
@@ -260,6 +262,7 @@ class AudioConverterRepositoryImpl
                             "-i", inputPath,
                             "-map", "0:a",   
                             "-vn",           
+                            "-map_metadata", "0", // Preserve input metadata
                             "-c:a", AudioCodec.fromFormat(outputFormat).codec,
                             "-b:a", bitrate.bitrate,
                             "-filter:a", "atempo=$playbackSpeed",
@@ -273,6 +276,7 @@ class AudioConverterRepositoryImpl
                         "-i", inputPath,
                         "-map", "0:a",  
                         "-vn",          
+                        "-map_metadata", "0", // Preserve input metadata
                         "-c:a", AudioCodec.fromFormat(outputFormat).codec,
                         "-b:a", bitrate.bitrate,
                         "-filter:a", "atempo=$playbackSpeed",
@@ -467,6 +471,9 @@ class AudioConverterRepositoryImpl
 
             args.addAll(arrayOf("-map", "0:a", "-vn"))
 
+            // Preserve input metadata on the output
+            args.addAll(arrayOf("-map_metadata", "0"))
+
             args.addAll(arrayOf("-ss", CueParser.formatSecondsForFFmpeg(track.startTimeSeconds)))