shithub: libvpx

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vp9: Fix to noise estimation for temporal denoising.

If the noise estimation is avoided due to large motion,
the last_source for denoising should still be updated.

Change-Id: I67155ea7dbe9ac2785978e64a27bdafd7d57aac0

--- a/vp9/encoder/vp9_noise_estimate.c

+++ b/vp9/encoder/vp9_noise_estimate.c

@@ -132,8 +132,10 @@

     ne->level = kLowLow;

 #if CONFIG_VP9_TEMPORAL_DENOISING

     if (cpi->oxcf.noise_sensitivity > 0 && denoise_svc(cpi) &&

-        cpi->svc.current_superframe > 1)

+        cpi->svc.current_superframe > 1) {

       vp9_denoiser_set_noise_level(&cpi->denoiser, ne->level);

+      copy_frame(&cpi->denoiser.last_source, cpi->Source);

+    }

 #endif

     return;

   } else {