Commit 0a44e21c19 for aom
commit 0a44e21c19ab65cea0d107f32633255292e51da5
Author: Wan-Teh Chang <wtc@google.com>
Date: Wed May 13 10:24:29 2026 -0700
CHANGELOG: More updates for v3.14.0
Improve the descriptions of low complexity decode mode and realtime mode
changes.
Bug: 510033563
Change-Id: Ic47aeaa0516237a890e5f4fe82423c019a11cb98
diff --git a/CHANGELOG b/CHANGELOG
index 1e4bada7bd..732e8feac5 100644
--- a/CHANGELOG
+++ b/CHANGELOG
@@ -31,7 +31,13 @@
* New value 2 for use_fixed_qp_offsets: disallow the application of
per-frame QP offsets, enabling full control of each frame's QP, by
adjusting rc_cfg.cq_level between each encoded frame.
- * Low-complexity mode support is extended to VOD encoding.
+ * Low complexity decode mode (the encoder optimizations that produce
+ encoded bitstreams that can be decoded at low computational
+ complexity) now supports good-quality encoding (speed 1 to 3) for
+ not only vertical videos (608p to 1080p) but also horizontal
+ videos (720p to 1080p).
+ * Realtime encoding with non-zero lookahead is supported, for
+ !REALTME_ONLY_CONFIG.
* New AOM_EFLAG_FREEZE_INTERNAL_STATE flag for aom_codec_encode() to
encode a frame without updating encoder state such as reference
buffers, CDF tables, and rate control state. Useful for
@@ -72,9 +78,10 @@
SSIMULACRA 2 score efficiency gains.
* Re-tune and re-work encoder features, achieving coding gains at
each speed level and better coding efficiency vs complexity
- tradeoff.
+ tradeoff (an estimated 20-30% encoder time reduction with about
+ 1-5% vmaf gains).
* RTC screen: improvements to quality and scroll detection for high
- resolutions (>= 2K).
+ resolutions.
- Perceptual Quality Improvements
* AOM_TUNE_IQ improves the visual quality of layered image encoding