TPEPlatform/2014-02-13

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Media Recording

  • bug 957841 - MediaRecorder crash [@ mozilla::dom::MediaRecorder::Session::AfterTracksAdded] /rlin
    • landed plus test case.
  • bug 959490 - [MediaEncoder] Support *.3gp with AMR-NB audio format /rlin
    • WIP implement, can playback encoded blobs, but sample rate is wrong. /rlin
  • Test media recorder API on jb-emulator and report issues /rlin
  • bug 970793 [MediaEncoder] Update correct base_data_offset / ayang
    • landed
  • bug 971639 - [MediaEncoder] Support fragment 3GP format / ayang
    • WIP implementation
  • bug 956997 - Media Recording - Pass timeslices value from recorder to encoder writer / ayang
    • discuss spec issue with cpearce.
  • bug 963458 - [Media Encoder][b2g-emulator-jb] Cannot record the video stream from fake gUM / John
    • Cause - SoftAVCEncoder doesn't support image resolution > CIF.
    • Fix - upload a patch that adjusts encoder configuration when running on emulator. Currently r? = roc.
  • bug 938034 - [B2G] GetUserMedia can provide recording callback in media stream / John
    1. WIP - Refactor - extract B2G camera source related code to its own class.
    2. WIP - Add GonkCameraSource support to get data from camera recording callback.
    • Preparing patch for feedback.
  • bug 938034 - [B2G] GetUserMedia can provide recording callback in media stream / John
    1. WIP - Make MediaEncoder aware of data from GonkCameraSource.
    2. WIP - Support 'store meta in buffer' mode in OMXCodecWrapper.
    • Preparing patch for feedback.
  • bug 969289 -Handle image null pointer in VP8TrackEncoder. /bechen
    • patch finished
    • testcase failed due to the mimetype check
  • bug 964674 - Intermittent TEST-UNEXPECTED-FAIL | /tests/content/media/test/test_bug654550.html | mozParsedFrames should be 0 if stats are disabled / JW
    • fix async function of SpecialPowers.setBoolPref
    • patch reviewed and checked-in
  • bug 951100 - Intermittent TEST-UNEXPECTED-FAIL | /tests/content/media/test/test_new_audio.html | [finished small-shot.m4a-3] Length of array should match number of running tests - got -1, expected 0 / JW
    • a.setAttribute("autoplay", false) doesn't do as expected, use a.autoplay=false instead
    • patch reviewed and checked-in
  • bug 969583 - Intermittent test_mediarecorder_record_timeslice.html | uncaught exception - InvalidStateError: An attempt was made to use an object that is not, or is no longer, usable | [SimpleTest.finish()] this test already called finish! | called finish() multiple / JW
    • fix wrong assumption that oncanplaythrough can fire more than once
    • patch reviewed and checked-in
  • bug 949346 - Intermittent TEST-UNEXPECTED-FAIL | /tests/content/media/test/test_streams_element_capture.html | small-shot.mp3 current time at end: 0.026122093200683594 should be: 0.27 / JW
    • survey gstreamerReader bugs
      • deadlock which causes timeouts in test case
      • premature end of stream which causes wrong duration of an mp3 file

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
  • bug 952232 -[B2G][API Mediarecorder] "OnError" is not fired up in logcat when receiving/answering a phone call while media is recording / bechen
    • waiting for review
  • bug 964209 - [RTSP] Content process crash after bug 959861 / bechen
    • 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.
  • Integrate skia debugger / Peter
    • Trace skia debugger in chrome which will dump skia draw calls into json files.
  • bug 926128 - reduce layer programs in use to 6, add colormatrix and blur support /Morris
    • Precision error on texture coordinate causes reftest failure.
    • ready for review
  • bug 960380 - [LayerScope] Persist scoping data /Morris
    • Only decode/encode image on save/load to save memory.
  • bug 959114 - [LayerScope] Easy connection between device and viewer /Morris
    • landed
  • bug 970797 - [LayerScope] One-click connection using firefox addon /Morris
    • Study addon framework
    • Prepare addon environment
  • bug 960378 - Process crash on Android 4.0 debug mochitest-gl /Morris
    • Because stride mismatch pixel size will hit assertion
    • jgilbert provides a workable patch
  • bug 959089 - Separate GrallocBuffer allocations from Compositor thread /Chiajung
    • Upload a WIP with new protocol implementation.
  • bug 922680 - Run b2g reftests out of process / Abel
    • [font-inflator] - found the root cause is from bug 940036, which affects reftest and normal case.
  • bug 922680 / vichen
    • Verify root cause of reftest fail
    • codebase varies
    • font-inflation not rendered as defined in pref

Input

  • bug 924692 - [Touch Caret] Display a touch caret according to caret postion in input element / phoebe
    • clarify class life cycle of instance, refine code structure.
    • study APPUnit, DevPixel, CSSPixel convertion; absolute, relative position.
    • studying cases with caret position update without notifyselectionchanged. ex: keyboard enter press to change input line, delete text content.

Stability

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.
  • openH264 - add test cases to check C/C++ ABI compatibility / JW

Study

  • enable gtest on b2g / JW
    • study workflow of gtest on desktop platform
    • survey python debugger to facilitate test script debugging
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