TPEPlatform/2014-02-13

Streaming Media

• bug 926338 - [B2G][WebRTC] Firefox OS to Desktop Communication Fails to Send Audio Intermittently / slee
  • apprtc sends extra media constraints and sipcc does not handle well
• bug 970183 - [B2G getUserMedia] Camera always callback landscape frames /slee
  • gcp suggests a solution. I implemented it and had a profiling results.
• bug 970864 - [tarako]export B2G_NOOPT=1 build error / slee
  • It is fixed on bug 939890. Verified on the latest code base and worked.
• bug 971659 - linking error when --disable-webrtc on b2g / slee
  • r+ and wait for try server result.
• bug 853356 - [B2G getUserMedia] Display camera/ microphone permission acquisition prompt / ayang
  • landed

Graphics

• bug 945082 - lockscreen fade-out animation is still < 60fps /Jerry
  • Add layer border to show temp surface usage.
    • Handle try server error.
  • Fix the buffer size for scaling animation.
    • Handle try server error.

• bug 963917 - Gallery app high memory usage during 1st launch /Jerry
  • Bug RESOLVED
    • Use "willReadFrequently" flag for context.
    • Set width and height to 0 to purge the canvas buffer.
    • Modify MediaDB to use file-backed blobs instead of memory-backed.

• bug 970801 - reduce blob-urls object in gallery app /Jerry
  • Gallery still has a large memory usage for thumbnail scanning.
    • Use about:memory tool to profile.

• GeckoProfiler - simple connection for profiler
  • Read firefox addon document.

Platform

• Trace bug 909542 for MAIDAI /CTai
  • This is a clean up bug for gecko camera. It help me understanding current Gecko Camera codes.
• Bug 968707 - Cavas.ToBlob is slow on B2G /CTai
  • Confirm camera HAL is no related codes for JPEG encoding.