Re: [PATCH v4 0/6] media: qcom: iris: add support for decoding 10bit formats

[Wangao Wang <wangao.wang@oss.qualcomm.com>]

On 2026/5/28 21:26, Neil Armstrong wrote:
> Hi Wangao,
> 
> On 5/27/26 06:15, Wangao Wang wrote:
>> I tested the v4 patch using the gst command you provided earlier. The 
>> decoded output still has the previous plane misalignment issue, but 
>> all frames are decoded successfully. When viewing the raw data with an 
>> image player at 1920x1080 resolution, the first frame looks correct 
>> but subsequent frames appear shifted. If viewed at 1920x1088 
>> resolution, there are artifacts at the bottom of each frame. I've 
>> attached the images.
>>
>> Also, have you tested the 720p case? I can't get it to run on my end.
> 
> Thanks for the report but I don't have access to the Purwa platform you 
> use,
> I've run test with multiple resolutions with display using P010
> and QC10, and ran fluster aswell and all passed on SM8550 and SM8650.
> 
> I'll test it on the Hamoa T14S I have which should be the closest to purwa,
> but it uses the same driver setup as SM8550 so I expected it to work the 
> same.
> 
> Could you indicate which iris firmware you're using ?
> 
> Could you try passing the fluster h265 main10 test suite with gstreamer ?
> 
> fluster download -c h.265
> fluster run -d GStreamer-H.265-V4L2 -ts JCT-VC-HEVC_V1 -q -s -j1
> 
> The picture you send looks like there's a mismatch with the kernel
> and firmware setup of planes offsets.
> Could you check if there's a Purwa specific firmware property
> to set for 10bit decoding ?
> 
> Neil
> 
>>

Hi Neil,

I also tested on hamoa, and it has the same issue as purwa. The firmware 
used on purwa is vpu30_p1_s7.mbn.

This is the result of fluster:
[JCT-VC-HEVC_V1] (GStreamer-H.265-V4L2-Gst1.0) WP_MAIN10_B_Toshiba_3 
       ... Success
[JCT-VC-HEVC_V1] (GStreamer-H.265-V4L2-Gst1.0) WPP_A_ericsson_MAIN10_2 
       ... Success
[JCT-VC-HEVC_V1] (GStreamer-H.265-V4L2-Gst1.0) WPP_A_ericsson_MAIN_2 
       ... Success
[JCT-VC-HEVC_V1] (GStreamer-H.265-V4L2-Gst1.0) WPP_B_ericsson_MAIN10_2 
       ... Success
[JCT-VC-HEVC_V1] (GStreamer-H.265-V4L2-Gst1.0) WPP_B_ericsson_MAIN_2 
       ... Success
[JCT-VC-HEVC_V1] (GStreamer-H.265-V4L2-Gst1.0) WPP_C_ericsson_MAIN10_2 
       ... Success
[JCT-VC-HEVC_V1] (GStreamer-H.265-V4L2-Gst1.0) WPP_C_ericsson_MAIN_2 
       ... Success
[JCT-VC-HEVC_V1] (GStreamer-H.265-V4L2-Gst1.0) WPP_D_ericsson_MAIN10_2 
       ... Error
[JCT-VC-HEVC_V1] (GStreamer-H.265-V4L2-Gst1.0) WPP_D_ericsson_MAIN_2 
       ... Error
[JCT-VC-HEVC_V1] (GStreamer-H.265-V4L2-Gst1.0) WPP_E_ericsson_MAIN10_2 
       ... Success
[JCT-VC-HEVC_V1] (GStreamer-H.265-V4L2-Gst1.0) WPP_E_ericsson_MAIN_2 
       ... Success
[JCT-VC-HEVC_V1] (GStreamer-H.265-V4L2-Gst1.0) WPP_F_ericsson_MAIN10_2 
       ... Success
[JCT-VC-HEVC_V1] (GStreamer-H.265-V4L2-Gst1.0) WPP_F_ericsson_MAIN_2 
       ... Success



-- 
Best Regards,
Wangao