tor-browser

commit 4ee3b55e4f10bd33589106d7d7eb014b203b2049
parent 6a66b9a44f7a247499c247b9209f1b77b690b9cb
Author: John Lin <jolin@mozilla.com>
Date:   Mon, 27 Oct 2025 18:05:36 +0000

Bug 1905878 - don't use SW VPX MediaCodec decoders. r=media-playback-reviewers,alwu

Differential Revision: https://phabricator.services.mozilla.com/D251781

Diffstat:
M
dom/media/platforms/android/AndroidDecoderModule.cpp
 | 
10
++++++++++

1 file changed, 10 insertions(+), 0 deletions(-)
diff --git a/dom/media/platforms/android/AndroidDecoderModule.cpp b/dom/media/platforms/android/AndroidDecoderModule.cpp
@@ -341,6 +341,16 @@ already_AddRefed<MediaDataDecoder> AndroidDecoderModule::CreateVideoDecoder(
     return nullptr;
   }
 
+  // Don't use SW VPX MediaCodecs. Prefering VPXDecoder over MediaCodec SW
+  // decoder implementation allow us to have more consistent cross-platform VPX
+  // playback experience and be able to get upstream bug fixes/improvements more
+  // frequently.
+  if (VPXDecoder::IsVPX(aParams.VideoConfig().mMimeType) &&
+      !SupportsMimeType(aParams.VideoConfig().mMimeType)
+           .contains(DecodeSupport::HardwareDecode)) {
+    return nullptr;
+  }
+
   nsString drmStubId;
   if (mProxy) {
     drmStubId = mProxy->GetMediaDrmStubId();