Update CHANGELOG for libaom v3.4.0 (continued)
Add updates from Ittiam and Marco.
Bug: aomedia:3281
Change-Id: I5b2ec54744f20a3fc967000466a29498254d9dba
diff --git a/CHANGELOG b/CHANGELOG
index 4861a9c..6e9dbc4 100644
--- a/CHANGELOG
+++ b/CHANGELOG
@@ -1,4 +1,4 @@
-2022-06-16 v3.4.0
+2022-06-17 v3.4.0
This release includes compression efficiency and perceptual quality
improvements, speedup and memory optimizations, and some new features.
There are no ABI or API breaking changes in this release.
@@ -35,7 +35,7 @@
- Compression Efficiency Improvements
* Correctly calculate SSE for high bitdepth in skip mode, 0.2% to
0.6% coding gain.
- * RTC at speed 9/10: BD-rate gain of ~4/5% and speedup of ~10/5%
+ * RTC at speed 9/10: BD-rate gain of ~4/5%
* RTC screen content coding: many improvements for real-time screen
at speed 10 (quality, speedup, and rate control), up to high
resolutions (1080p).
@@ -51,10 +51,18 @@
- Speedup and Memory Optimizations
* ~10% speedup in good quality mode encoding.
+ * ~7% heap memory reduction in good quality encoding mode for speed
+ 5 and 6.
* Ongoing improvements to intra-frame encoding performance on Arm
* Faster encoding speed for "--deltaq-mode=3" mode.
- * Improved encoding speed for real time mode speeds 5 and 6 with
- default settings
+ * ~10% speedup for speed 5/6, ~15% speedup for speed 7/8, and
+ ~10% speedup for speed 9/10 in real time encoding mode
+ * ~20% heap memory reduction in still-picture encoding mode for
+ 360p-720p resolutions with multiple threads
+ * ~13% speedup for speed 6 and ~12% speedup for speed 9 in
+ still-picture encoding mode.
+ * Optimizations to improve multi-thread efficiency for still-picture
+ encoding mode.
- Bug Fixes
* b/204460717: README.md: replace master with main
