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-rw-r--r--DOCS/tech/libavc-options.txt7
1 files changed, 5 insertions, 2 deletions
diff --git a/DOCS/tech/libavc-options.txt b/DOCS/tech/libavc-options.txt
index 4785556ce4..4f716a7f03 100644
--- a/DOCS/tech/libavc-options.txt
+++ b/DOCS/tech/libavc-options.txt
@@ -257,8 +257,10 @@ scplx_mask (0.0-1.0) spatial complexity masking
Tip: crop any black borders completly away as they will reduce the quality
of the MBs there, this is true if scplx_mask isnt used at all too
-naq normalize adaptive quantization
- experimental
+naq normalize adaptive quantization (experimental)
+ when using adaptive quantization (*_mask), the average per-MB quantizer
+ may no longer match the requested frame-level quantizer. using naq will
+ attempt to adjust the per-MB quantizers to maintain the proper average.
ildct use interlaced dct
@@ -374,6 +376,7 @@ MC Motion compensation
RC Rate control
DCT Discrete Cosine Transform
IDCT Inverse Discrete Cosine Transform
+DC The coefficient of the constant term in the DCT (avg value of block)
JVT Joint Video Team Standard -- http://www.itu.int/ITU-T/news/jvtpro.html
Examples: