KhronosGroup / KhronosGroup/Vulkan-Video-Samples

av1_argon_test1019: incorrect decoded output

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Dominant language
C++
Stars
41
Forks
18
Avg merge
3d 20h
Merged PRs (30d)
9

Description

There were several issues in VVS preventing the av1_argon_test1019 test to complete.
Several issues popped up after fixing the initial problem. The order of the issues is:

  1. #123
  2. #137
  3. #138

After those issues are fixed, the decoded output file is incorrect.

File Expected md5sum Current md5sum
decoded_av1_argon_test1019.yuv 45dad5686d1111b48a05aac90996bb61 f9b5c723d5a61a1b6acb80dd49d39ec1

The md5sum per frame is:

Frame Resolution Expected md5sum Current md5sum Match
0 110x1082 cc05f657a3f6acaab634344e3181f149 cc05f657a3f6acaab634344e3181f149 Yes
1 90x762 9bf462d19b14a2a4540d64f466f4b062 25f170ea860eee60e624fd61e1db9d9e No
2 90x762 9bf462d19b14a2a4540d64f466f4b062 163ec508724a6326f872017c331467bc No
3 55x424 6c22eaa1a4537824bdd408dea694b5d5 e5810bd6bb492f6ad23d4971271d14e7 No
4 110x1082 f2e8ea58b5a2e0645dd41ed1659e2c2e 66d1abeee63e636be6dce70f4eeafe4e No
5 55x424 6c22eaa1a4537824bdd408dea694b5d5 7618914f1a6e62a3827d19ba70b4a8ac No

Only the md5sum of the first frame matches.

Contributor guide

Open the contributing guide

First steps

  1. Read the whole issue, then the project's contributing guide.
  2. Comment on the issue to say you are picking it up — it saves two people doing the same work.
  3. Fork the repository and make your change on a branch.
  4. Open a pull request that references the issue number.

Research direction

Reproduce the av1_argon_test1019 case after reviewing the related issues #123, #137, and #138, then compare decoded_av1_argon_test1019.yuv with the expected whole-file and per-frame MD5 values. Done means all six decoded frames, not only frame 0, match the expected output.

Written by the indexing model from the issue text.

Assessment

Tech stack
cpp
Domain
computer-graphics, testing-qa
Issue type
Bug
Difficulty
4/5
Estimated time
3-5 days
Activity status
Stale
Clarity
Needs clarification
Newbie friendliness
28/100

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