quant_table
quantiztation table
+
+Highlevel bitstream structure:
+=============================
+ --------------------------------------------
+| Header |
+ --------------------------------------------
+| ------------------------------------ |
+| | Block0 | |
+| | split? | |
+| | yes no | |
+| | ......... intra? | |
+| | : Block01 : yes no | |
+| | : Block02 : ....... .......... | |
+| | : Block03 : : y DC : : ref index: | |
+| | : Block04 : : cb DC : : motion x : | |
+| | ......... : cr DC : : motion y : | |
+| | ....... .......... | |
+| ------------------------------------ |
+| ------------------------------------ |
+| | Block1 | |
+| ... |
+ --------------------------------------------
+| ------------ ------------ ------------ |
+|| Y subbands | | Cb subbands| | Cr subbands||
+|| --- --- | | --- --- | | --- --- ||
+|| |LL0||HL0| | | |LL0||HL0| | | |LL0||HL0| ||
+|| --- --- | | --- --- | | --- --- ||
+|| --- --- | | --- --- | | --- --- ||
+|| |LH0||HH0| | | |LH0||HH0| | | |LH0||HH0| ||
+|| --- --- | | --- --- | | --- --- ||
+|| --- --- | | --- --- | | --- --- ||
+|| |HL1||LH1| | | |HL1||LH1| | | |HL1||LH1| ||
+|| --- --- | | --- --- | | --- --- ||
+|| --- --- | | --- --- | | --- --- ||
+|| |HH1||HL2| | | |HH1||HL2| | | |HH1||HL2| ||
+|| ... | | ... | | ... ||
+| ------------ ------------ ------------ |
+ --------------------------------------------
+
+Decoding process:
+=================
+
+ ------------
+ | |
+ | Subbands |
+ ------------ | |
+ | | ------------
+ | Intra DC | |
+ | | LL0 subband prediction
+ ------------ |
+ \ Dequantizaton
+ ------------------- \ |
+| Reference frames | \ IDWT
+| ------- ------- | Motion \ |
+||Frame 0| |Frame 1|| Compensation . OBMC v -------
+| ------- ------- | --------------. \------> + --->|Frame n|-->output
+| ------- ------- | -------
+||Frame 2| |Frame 3||<----------------------------------/
+| ... |
+ -------------------
+
+
Range Coder:
============
FIXME