dcf013db28
In the lowest bit plane in 6 to 8% of the cases, the 4 samples in a column in the zig-zag pattern are in context 16 of the refpass. So let's add a dedicated function for this. However the (best) timings show that it is actually slower. With this special case: 50205 ms vs 49570 ms originally on MAPA_005.jp2 reencoded with default options. |
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CMakeLists.txt |