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gpac · Jul 12, 2024 · 3788c47 · 3788c47
1 parent ac02f68
commit 3788c47
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Showing 5 changed files with 63 additions and 4 deletions.
diff --git a/dist/mp4box.all.js b/dist/mp4box.all.js
@@ -3633,6 +3633,36 @@ BoxParser.createFullBoxCtor("leva", function(stream) {
 	}
 });
 
+// file:src/parsing/lhvC.js
+BoxParser.createBoxCtor("lhvC", function(stream) {
+	var i, j;
+	var tmp_byte;
+	this.configurationVersion = stream.readUint8();
+	this.min_spatial_segmentation_idc = stream.readUint16() & 0xFFF;
+	this.parallelismType = (stream.readUint8() & 0x3);
+	tmp_byte = stream.readUint8();
+	this.numTemporalLayers = (tmp_byte & 0XD) >> 3;
+	this.temporalIdNested = (tmp_byte & 0X4) >> 2;
+	this.lengthSizeMinusOne = (tmp_byte & 0X3);
+
+	this.nalu_arrays = [];
+	var numOfArrays = stream.readUint8();
+	for (i = 0; i < numOfArrays; i++) {
+		var nalu_array = [];
+		this.nalu_arrays.push(nalu_array);
+		tmp_byte = stream.readUint8()
+		nalu_array.completeness = (tmp_byte & 0x80) >> 7;
+		nalu_array.nalu_type = tmp_byte & 0x3F;
+		var numNalus = stream.readUint16();
+		for (j = 0; j < numNalus; j++) {
+			var nalu = {}
+			nalu_array.push(nalu);
+			var length = stream.readUint16();
+			nalu.data  = stream.readUint8Array(length);
+		}
+	}
+});
+
 // file:src/parsing/lsel.js
 BoxParser.createBoxCtor("lsel", function(stream) {
 	this.layer_id = stream.readUint16();

diff --git a/dist/mp4box.all.min.js b/dist/mp4box.all.min.js
diff --git a/dist/mp4box.all.min.js.map b/dist/mp4box.all.min.js.map
diff --git a/dist/mp4box.simple.min.js b/dist/mp4box.simple.min.js
diff --git a/src/parsing/lhvC.js b/src/parsing/lhvC.js
@@ -0,0 +1,29 @@
+BoxParser.createBoxCtor("lhvC", function(stream) {
+	var i, j;
+	var tmp_byte;
+	this.configurationVersion = stream.readUint8();
+	this.min_spatial_segmentation_idc = stream.readUint16() & 0xFFF;
+	this.parallelismType = (stream.readUint8() & 0x3);
+	tmp_byte = stream.readUint8();
+	this.numTemporalLayers = (tmp_byte & 0XD) >> 3;
+	this.temporalIdNested = (tmp_byte & 0X4) >> 2;
+	this.lengthSizeMinusOne = (tmp_byte & 0X3);
+
+	this.nalu_arrays = [];
+	var numOfArrays = stream.readUint8();
+	for (i = 0; i < numOfArrays; i++) {
+		var nalu_array = [];
+		this.nalu_arrays.push(nalu_array);
+		tmp_byte = stream.readUint8()
+		nalu_array.completeness = (tmp_byte & 0x80) >> 7;
+		nalu_array.nalu_type = tmp_byte & 0x3F;
+		var numNalus = stream.readUint16();
+		for (j = 0; j < numNalus; j++) {
+			var nalu = {}
+			nalu_array.push(nalu);
+			var length = stream.readUint16();
+			nalu.data  = stream.readUint8Array(length);
+		}
+	}
+});
+