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h.264 decoder gives two frames latency while decoding a stream (Intel Media SDK)

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Hi!
We are using Intel Media SDK while HW decoding h.264 video from stream and zero-latency is very important in this case.

We noticed that we get always latency of two frames.
After we send bitstream frame #N to decoder, we get decoded frame #(N-2).
We are using official samples (sample_decode) with d3d11 output, already set AsyncDepth = 1.
The other thing is that this 2-frames latency does not depend on HW decoding used or not in Intel Media SDK.

Note that this behaviour does not depend on system performance and if we provide 1fps at DecodeFrameAsync input, we receive first decoded frame with two seconds latency.

Can you please help us how to obtain real-time encoded frames with no latency.
Thank you very Much.

Svyatoslav Krasnitskiy

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