QA/Fennec/Move Android decoder out of app process

Overview

Purpose

Please ensure that the video/audio function works well. There is no crash issue or other side effects.

Ownership

Engineering Program Manager: Rachelle Yang

Engineering Contact: John Lin

TDC QA Contact: Cynthia Tang (:Cynthia)

QA: Ioana Chiorean (:ioanachiorean)

Overall Status

[NOT LANDED] Nightly: Landed - [ON TRACK]

[NOT LANDED] Aurora: NA

[NOT LANDED] Beta: NA

Testing Summary

Scope of testing

The testing will be focus on verifying the bug 1257777

Environments

Testing will be performed on following devices:

• Phones
  • 4.x
  • 5.x
  • 6.x
  • 7.0 Beta
• Tablet
  • 4.x
  • 5.x
  • 6.0

Specifications

• Meta Bug: bug 1257777 - Move Android audio/video decoder out of application process
• Preferences:
  • 1. Launch Firefox (Fennec)
  • 2. Enter "about:config" in URL address field
  • 3. Find "media.android-remote-codec.enabled" and enable it

User stories

• As a user, I want to

Acceptance Criteria

• QA requirements: Please ensure that the video/audio function works well. There is no crash issue or other side effects.

The preference is enabled When you use the command line "adb shell ps |grep mozilla” , there will be two processes. For example (test case): u0_a83 9157 211 1410808 320372 sys_epoll_ 00000000 S org.mozilla.fennec u0_a83 10590 211 884724 40600 sys_epoll_ 00000000 S org.mozilla.fennec:media

The preference is disabled: When you use the command line "adb shell ps |grep mozilla” , there will be one process. For example: u0_a83 9157 211 1410808 320372 sys_epoll_ 00000000 S org.mozilla.fennec

Testing details

Testing days

Date:05-09-2016

• Created Test Plan
• Run Cynthia's proposed test case - PASSED
  • Prerequisites: Launch Firefox (Fennec) -> Go to "about:config" -> Find "media.android-remote-codec.enabled" and enable it
  • Watch a video
  • When you use the command line "adb shell ps |grep mozilla” , there will be two processes. For example

u0_a83 9157 211 1410808 320372 sys_epoll_ 00000000 S org.mozilla.fennec

u0_a83 10590 211 884724 40600 sys_epoll_ 00000000 S org.mozilla.fennec:media

• • Disable the preference
  • When you use the command line "adb shell ps |grep mozilla” , there will be one process. For example:

u0_a83 9157 211 1410808 320372 sys_epoll_ 00000000 S org.mozilla.fennec

Date:01-20-2017

• Ran tests using Windwos 10 (64-bit)
  • Prerequisites: Launch Firefox (Fennec) -> Go to "about:config" -> Find "media.android-remote-codec.enabled" and enable it
  • Watch a video
  • Open CMD or PowerShell use the command line "adb shell ps |FINDSTR mozilla” for CMD or "adb shell ps |sls mozilla” for PowerShell
  • There will be two or more processes that will be displayed. For example:

u0_a89 10934 2410 1373844 240664 ffffffff 00000000 S org.mozilla.firefox

u0_a89 11086 2410 993952 52964 ffffffff 00000000 S org.mozilla.firefox:media

• • Disable the preference
  • When you use the command line "adb shell ps |FINDSTR mozilla” for CMD or "adb shell ps |sls mozilla” for PowerShell, there will be one process. For example:

u0_a89 11704 2410 1337504 234044 ffffffff 00000000 S org.mozilla.firefox

• Notes:
  • You need to close and reopen the app in order for the preference to take effect.
  • For additional functionality the user can install Chocolatey in case the install does not work be sure to first run Set-ExecutionPolicy RemoteSigned
    • Useful commands for Chocolatey:
      • choco list - displays a list of all the available features that can be installed
      • choco search example - displays a list that contains all of the matching items
      • choco install item name - installs selected item from the list
      • After installing Chocolatey and grepwin(choco install grepwin) the user can use adb shell ps |ag mozilla or adb shell ps |grep mozilla to get the desired list

Bug Work

Tracking bugs

• bugs to track the feature
• Depends on:

Full Query

ID	Summary	Priority	Status
1251069	Media playback problems on Pixel C	P2	RESOLVED
1257777	Move Android audio/video decoder out of application process	P2	RESOLVED
1295106	Use shared memory for input and output buffers of out-of-process decoder on Android.	P2	RESOLVED
1297556	Add telemetry to know how many crashes happens in decoding process.	P2	RESOLVED
1298860	There are a lot of missing frames when playing some videos	P2	RESOLVED
1299068	The video is choppy when playing a video from Vimeo	P2	VERIFIED

6 Total; 0 Open (0%); 5 Resolved (83.33%); 1 Verified (16.67%);

• Blocks:

Full Query

ID	Summary	Priority	Status
1265755	[Firefox for Android] Utilize hardware encoders to save power consumption & improve performance (behind pref)	P2	RESOLVED
1270017	[meta] [GMP] Offload more decoding tasks to GMP process	P3	RESOLVED
1292076	[META][EME] Enable Widevine CDM for Fennec on Android M+	P2	RESOLVED
1297307	The video status keeps showing the loading symbol after moving the video process bar to the far right	P2	RESOLVED
1298300	YouTube keeps spinning in the beginning with android-remote-codec on	P2	RESOLVED

5 Total; 0 Open (0%); 5 Resolved (100%); 0 Verified (0%);

Still issues

[NEW] Bug - name of bug

Bug fixed

[RESOLVED FIXED] Bug - name of bugspoofing

Signoff

Results

Nightly testing

• In progress

Aurora testing

• NA

Beta testing

• NA