[WIP] コーデック名をちゃんとする

shiguredo · Dec 6, 2024 · d2af2b6 · d2af2b6
1 parent c653ab6
commit d2af2b6
Showing 1 changed file with 9 additions and 1 deletion.
diff --git a/packages/mp4-media-stream/wasm/src/mp4.rs b/packages/mp4-media-stream/wasm/src/mp4.rs
@@ -58,8 +58,16 @@ impl AudioDecoderConfig {
     }
 
     pub fn from_mp4a_box(b: &Mp4aBox) -> Self {
+        let mut codec = format!(
+            "mp4a.{:02X}",
+            b.esds_box.es.dec_config_descr.object_type_indication
+        );
+        if b.esds_box.es.dec_config_descr.object_type_indication == 0x40 {
+            // TODO: profile を見る
+            codec.push_str(".2");
+        };
         Self {
-            codec: "mp4a.40.2".to_owned(),
+            codec,
             sample_rate: b.audio.samplerate.integer,
             number_of_channels: b.audio.channelcount as u8,
         }