[FFmpeg-devel] [PATCH v2 00/16] avcodec/vvcdec: support subpicture

[James Almer]

On 4/3/2024 11:05 PM, Nuo Mi wrote:
> On Tue, Apr 2, 2024 at 11:24 PM James Almer <jamrial at gmail.com> wrote:
> 
>> On 4/2/2024 10:01 AM, Nuo Mi wrote:
>>> On Wed, Mar 27, 2024 at 9:01 PM Nuo Mi <nuomi2021 at gmail.com> wrote:
>>>
>>>> Changes since v1:
>>>> add v2-0004-avcodec-vvcdec-fix-uninitialized-last-element-of-.patch to
>>>> address
>>>> the clang-usan and clang-asan failures reported by Frank
>>>
>>>
>>> pushed.
>>
>> I added a test for this using SUBPIC_C_ERICSSON_1.bit
>> Also, i disabled the tests for OPI_B_3.bit and VPS_A_3.bit as they rely
>> on a non-implemented feature. And while they still output a frame or two
>> as is, it's not the case on all systems.
>>
> Thank you.
> 
>>
>> There's not a lot of VVC bitstreams currently in the FATE suite, so if
>> you know of any that will increase the coverage (See for example
>>
>> http://coverage.ffmpeg.org/index.vvc_intra.c.5d0b519a39871515a1754ee8847b6d69.html#l678,
>>
>> where vvc_predict_ibc() is never run), then please make a test for it
>> and I'll upload the sample.
>>
> Sure. Tracked with https://github.com/ffvvc/FFmpeg/issues/206

FWIW i added a test to cover vvc_predict_ibc() and other functions in 
vvc_intra.c, using IBC_B_Tencent_2.bit