TPEPlatform/2013-09-12

Media

Media Recording

• bug 881840 - [MediaEncoder] Implement VP8 video track encoder / Benjamin
  • implement VP8TrackEncoder
    • WIP patch: framerate control, drop frame if the encoder is slow.
• bug 891705 - [MediaEncoder] Implement WebM 1.0 container writer
  • Can write dummy video frame and playback (seekable in chrome?)
  • Study how to store the vorbis data

Streaming Media

• OMX codec for WebRTC / John Lin
  • use graphic buffer in decoder to reduce CPU usage (from 7x% to 4x%)
  • issues found
    • frame drop
    • camera freeze

Graphic

• bug 907048 - Skip colorlayer if other opacity layer just covers the colorlayer region / Peter
  • Landed
  • will create another bug for layer tree parsing before GPU/HWC composition

• Vsync proposal study / Peter
  • https://wiki.mozilla.org/User:Roc/VsyncProposal

• bug 907108 [B2G][Helix][Gaia][meijinfang]The orientation of iamge will be inverted in the edit view of gallery / Peter
  • Checking

• bug 893304 - Convert CanvasClientWebGL (and Host) to the new textures /Morris
  • wait for review

• bug 709490 - Run WebGL on Web Worker with Off-Main-Thread-Compositing /Morris
  • study

Nexus 4 JB support

• bug 912373 - Support colorlayer for generic HWComposer, like MDP /Jerry
  • Nexus 4 can use hwc with one color layer now.
    • Working on:
      • 1. 2 or more color layers support.
      • 2. optimize color layer buffer size
      • 3. optimize color layer buffer filling performance

Free Agent

• bug 854753 [B2G][Audio] Implement SpeakerManager API
  • push sicking reviewing....But gaia part already got r+ ?

Study

• vorbis in ogg container