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IDProjectCategoryView StatusLast Update
0000827T99X171.00 SKB EagleSW Issuepublic2020-09-28 12:10
Reporter(ALTech) Jason ParkAssigned To(SW) Kerwin Chen Due Date
PrioritynormalSeveritys2-severeReproducibilityhave not tried
Status closedResolutionfixed 
Summary0000827: [BFX_UH200] it is shown as 1/4 screen
Descriptionhi kerwin

as you know it, this issue was very high level issue in SKB BMT for BFX-AT100.
we applied some patch as below before.
===> r11->r12
[Amlogic]
    - Fix 1/4 screen when plugging hdmi cable
but it may this patch isn't perfect solution.
since this issue happen in my side.
this issue is reproduced as below step.
 Resolution : 1080i. ( case auto, 1080p , It is ok)
1. turn on STB.
2. Turn on Monitor when guess STB see AV. ( about 2min).
3. it is shown as 1/4 screen on my montor

please see a log.
it see 576i mode in a log. it guess it is related to a current issue.
after checking it, please leave a comment.

03-20 10:14:54.283 3186 5048 I UniverseSource_0: buffer FULL, bufferedTimeUs:3103.10ms
03-20 10:14:54.283 3186 5048 I AmFFmpegExtractor_0: change workMode: PUSH_MODE ==> PULL_MODE
03-20 10:14:54.480 3100 3240 E MesonHwc: Layer 0xa8f556d0 sideband channel 1, status: 0
03-20 10:14:54.480 3100 3240 D MesonHwc: (loadCalibrateInfo): curMode:(576cvbs) pixelW (720) pixelH (576)
03-20 10:14:54.480 3100 3240 D MesonHwc: (loadCalibrateInfo): sc_get_osd_position coordinates [0,0,720,576]
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Users monitoring this issue

User List (ALTech) Jason Park , (ALTech) Juyoung Park , (ALTech) SY Yoon

Activities

(ALTech) Jason Park

2020-03-20 09:31

developer  

1_4_Screen_10h14m_0320.log (3,219,730 bytes)

(ALTech) Jason Park

2020-04-13 16:13

developer   ~0003539

Hi kerwin
we received a report same issue from SKB. and TVstrom.
during upgrade new fw during OTA testing , it happen an issue . please see an attached picture.
when happen this issue, the resolution is changed from 1080P to 720p automatically. when it pull in/out HDMI Cable again, this issue is resolved.

it seem we need to solve it for blocking an potential issue.

we already applied as below.
086cf52 aml: Fix 1/4 screen when plugging hdmi cable for Smart3 v57.
086cf52 aml: Fix 1/4 screen when plugging hdmi cable for UHD4 v12.

we know this step for reproducing same issue easily. please do test in your side
1. don't connect HDMI cable btw TV and STB.
2. Tv turn on
3. STB Turn on.
4. after turn on STB, it connect HDMI cable to STB from TV.

Thanks
auto_upgrade_1_4issue.jpg (2,944,797 bytes)
720p.jpg (3,075,767 bytes)

(SW) Kerwin Chen

2020-04-24 13:39

developer   ~0003557

Hi Jason,

Please use test FW to check 1/4 screen issue.
AML provide oatch to us and it is not reproduced by the procedure.

https://drive.google.com/drive/folders/14n9YQMR7xYiaOBhH2vFMTr83STzhk2vL

(SW) Kerwin Chen

2020-04-27 11:15

developer   ~0003558

Hi Jason,

Mr.Yoon replies test result to us on 4/24.
There is a side effect while STB is set in 720p on r110s test image.
We are working with AML to solve it.
Thanks !

(ALTech) Jason Park

2020-06-02 17:06

developer   ~0003641

hi kerwin

we applied this patch in v17.513.14. it is close

Thanks.

Issue History

Date Modified Username Field Change
2020-03-20 09:31 (ALTech) Jason Park New Issue
2020-03-20 09:31 (ALTech) Jason Park File Added: 1_4_Screen_10h14m_0320.log
2020-03-20 09:37 (ALTech) Jason Park Assigned To => (SW) Kerwin Chen
2020-03-20 09:37 (ALTech) Jason Park Status new => assigned
2020-03-20 16:07 (ALTech) Jason Park Description Updated
2020-04-13 16:13 (ALTech) Jason Park File Added: auto_upgrade_1_4issue.jpg
2020-04-13 16:13 (ALTech) Jason Park File Added: 720p.jpg
2020-04-13 16:13 (ALTech) Jason Park Note Added: 0003539
2020-04-13 18:08 (ALTech) Jason Park Issue Monitored: (ALTech) SY Yoon
2020-04-13 18:08 (ALTech) Jason Park Issue Monitored: (ALTech) Juyoung Park
2020-04-13 18:08 (ALTech) Jason Park Issue Monitored: (ALTech) Jason Park
2020-04-24 13:39 (SW) Kerwin Chen Note Added: 0003557
2020-04-27 11:15 (SW) Kerwin Chen Note Added: 0003558
2020-06-02 17:06 (ALTech) Jason Park Note Added: 0003641
2020-06-02 17:06 (ALTech) Jason Park Status assigned => resolved
2020-06-02 17:06 (ALTech) Jason Park Resolution open => fixed
2020-09-28 12:10 (ALTech) Jason Park Status resolved => closed