mp4-muxer - npm Package Compare versions

Comparing version 5.1.5 to 5.2.0

build/mp4-muxer.d.ts

@@ -102,2 +102,7 @@ declare type TransformationMatrix = [number, number, number, number, number, number, number, number, number];
 	firstTimestampBehavior?: 'strict' | 'offset' | 'cross-track-offset'
+
+	/**
+	 * The minimum duration of each fragment in seconds. Only applicable when `fastStart` is set to `'fragmented'`.
+	 */
+	minFragmentDuration?: number
 };
@@ -104,0 +109,0 @@

package.json

 {
   "name": "mp4-muxer",
-  "version": "5.1.5",
+  "version": "5.2.0",
   "description": "MP4 multiplexer in pure TypeScript with support for WebCodecs API, video & audio.",
@@ -5,0 +5,0 @@ "main": "./build/mp4-muxer.js",

README.md

@@ -116,5 +116,9 @@ # mp4-muxer - JavaScript MP4 multiplexer
         | 'fragmented'
-        | { expectedVideoChunks?: number, expectedAudioChunks?: number }
+        | { expectedVideoChunks?: number, expectedAudioChunks?: number },
 
-    firstTimestampBehavior?: 'strict' | 'offset' | 'cross-track-offset'
+    firstTimestampBehavior?: 'strict' | 'offset' | 'cross-track-offset',
+
+    // The minimum duration of each fragment in seconds. Only applicable when 
+    // `fastStart` is set to `'fragmented'`. Default is 1.
+    minFragmentDuration?: number
 }
@@ -161,3 +165,5 @@ ```
     If you want to use this target for *live-streaming*, i.e. playback before muxing has finished, you also need to set
-    `fastStart: 'fragmented'`.
+    `fastStart: 'fragmented'`. Also consider setting `minFragmentDuration` to a value that is appropriate for your use
+    case and latency requirements (default value is 1 second). A new fragment is emitted when a keyframe is encountered
+    after the duration of the buffered data has reached `minFragmentDuration` seconds.
 
@@ -164,0 +170,0 @@ Usage example:

No alert changes

Improved metrics

Total package byte prevSize

171664

increased by0.74%

Lines of code

4010

increased by0.3%

Number of lines in readme file

369

increased by1.65%

No dependency changes