Bug: The decoded dred_offset < 0
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- Dominant language
- C
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Description
Hi, I tried the DRED with opus_demo and found the the decoded dred_offset < 0 sometimes. In my understanding, the dred_offset should never be less than zero.
The command line is:
"./opus_demo voip 16000 1 48000 -loss 50 -dec_complexity 6 -dred 50 speech.pcm speech_out.pcm"
I print the dred_offset:
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Research direction
Start by reproducing the report with the provided opus_demo command and inspect where the decoder computes dred_offset. Determine why it can become negative under the reported loss and DRED settings; done means the decoded value respects the expected nonnegative invariant and the reproducer no longer shows the issue.
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Assessment
- Tech stack
- c
- Domain
- audio-video-rtc
- Issue type
- Bug
- Difficulty
- 4/5
- Estimated time
- 3-5 days
- Activity status
- Stale
- Clarity
- Needs clarification
- Newbie friendliness
- 35/100