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195 commits

Author SHA1 Message Date
Pauli Oikkonen 314f5b0e1f Rename 16x2b cmpgt function, comment it better, optimize it slightly 
Eliminate an unnecessary bit masking to make it even more messy
 2019-02-04 14:44:32 +02:00
Pauli Oikkonen d8ff6a6459 Fix _andn_u32 to work on old Visual Studio 2019-02-01 15:34:42 +02:00
Pauli Oikkonen 45ac6e6d03 Tidy pack_16x16b_to_16x2b comments 2019-01-03 16:37:05 +02:00
Pauli Oikkonen 016eb014ad Move packing 16x16b -> 16x2b into separate function 2018-12-20 10:51:44 +02:00
Pauli Oikkonen 9aaa6f260d Fixes to enable portability 2018-12-18 20:42:09 +02:00
Pauli Oikkonen 2fdbbe9730 Move CG reordering code from quant-avx2 to shared header 2018-12-18 19:42:18 +02:00
Pauli Oikkonen d02207306d Create a header file for shared AVX2 code 2018-12-18 19:41:09 +02:00
Pauli Oikkonen 361bf0c7db Precompute >=2 coeff encoding loop with 2-bit arithmetic 
Who needs 16x16b vectors when you can do practically the same with
16x2b pseudovectors in 32-bit general purpose registers!
 2018-12-18 19:41:09 +02:00
Pauli Oikkonen f66cb23d5b Optimize greater1 encoding loop 
Calculating the c1 variable need not be a serial operation!
 2018-12-18 19:41:09 +02:00
Pauli Oikkonen 8c8b791c35 Vectorize kvz_context_get_sig_ctx_inc 2018-12-18 19:41:09 +02:00
Pauli Oikkonen 033261eb74 Eliminate two branches using bit magic 2018-12-18 19:41:09 +02:00
Pauli Oikkonen c4434e8d04 Scan CG's in forward order to simplify finding last significant 2018-12-18 19:41:09 +02:00
Pauli Oikkonen efd097f5a5 Vectorize the coeff group loop to some extent 2018-12-18 19:41:09 +02:00
Pauli Oikkonen a01362e638 use the efficient method of reordering raster->scan 2018-12-18 19:41:09 +02:00
Pauli Oikkonen 50a888e789 Use the efficient method to find first and last nz coeffs in block 2018-12-18 19:41:09 +02:00
Pauli Oikkonen 7e9203f566 Scan coeff groups in scan order to help find last significant one 2018-12-18 19:41:09 +02:00
Pauli Oikkonen 9a5a6fdbc7 Simplify two ifs in encode_coeff_nxn-avx2 2018-12-18 19:41:09 +02:00
Pauli Oikkonen 37a2a8bac8 See if loop can be optimized by rearranging 2018-12-18 19:41:09 +02:00
Pauli Oikkonen 584f2f74b6 Vectorize significant coeff group scanning loop 2018-12-18 19:41:09 +02:00
Pauli Oikkonen 1bfed73221 Add AVX2 strategy for encode_coding_tree 2018-12-18 19:41:09 +02:00
Reima Hyvönen 1fcc5c6a8d Merge branch 'bipred_recon' 2018-12-11 09:59:35 +02:00
Reima Hyvönen e4a10880f3 Added case 12 to bipred_recon no mov 2018-12-11 09:52:17 +02:00
Marko Viitanen a4f3968e52 Fix Visual Studio errors by initializing some variables used in AVX2 signhiding 2018-12-11 09:33:26 +02:00
Pauli Oikkonen c465578048 Add a descriptive comment to coefficient reordering 2018-12-03 15:36:32 +02:00
Pauli Oikkonen f78bf2ebcb Optimize q_coefs usage for indexed fetch 2018-12-03 15:36:32 +02:00
Pauli Oikkonen d9591f1b49 Eliminate midway buffering of reordered coefs 
TODO: For some mysterious reason seems slightly slower than the
buffered one
 2018-12-03 15:36:32 +02:00
Pauli Oikkonen 7fe454c51f Optimize get_cheapest_alternative() 2018-12-03 15:36:32 +02:00
Pauli Oikkonen 6bbd3e5a44 Optimize rearrange_512 function 2018-12-03 15:36:32 +02:00
Pauli Oikkonen cb8209d1b3 Vectorize transform coefficient reordering loop 2018-12-03 15:36:32 +02:00
Pauli Oikkonen 7cf4c7ae5f Rename "reduce" functions to hsum 
That's what the functions fundamendally do anyway
 2018-12-03 15:36:32 +02:00
Pauli Oikkonen 316cd8a846 Fix ALIGNED keyword and grow alignment to 64B 2018-12-03 15:36:32 +02:00
Pauli Oikkonen 1befc69a4c Implement sign bit hiding in AVX2 2018-12-03 15:36:32 +02:00
Reima Hyvönen f8696b54a4 Updated bipred_recon_avx2 in avx2/picture-avx2.c. Now it detects blocks that can be not equal to 8 (ie. width = 12) 2018-11-20 17:09:19 +02:00
Reima Hyvönen 710ba288db Chroma has some problems 2018-11-15 16:42:48 +02:00
Ari Lemmetti a832206bb6 Replace 32-bit incompatible instrinsics 2018-11-12 18:54:33 +02:00
Ari Lemmetti 5c774c4105 Rewrite most of FME and interpolation filters 
Changes had to break a lot of stuff and were just squashed into this horrible code dump
 2018-11-08 20:21:16 +02:00
Reima Hyvönen 7406c33a42 Some more cleaning 2018-10-26 12:25:18 +03:00
Reima Hyvönen 4c71546b2e Cleaned some coding 2018-10-26 12:19:44 +03:00
Reima Hyvönen 4fe3909e48 Switched luma to use 32bits size ints intstead of 16bit size 2018-10-24 18:24:46 +03:00
Reima Hyvönen 381e786e10 Trying to find the bug in luma 2018-10-11 18:08:41 +03:00
Reima Hyvönen 2f5f81bac3 removed the non-optimated bipred function 2018-10-09 11:19:23 +03:00
Reima Hyvönen 212a8e68fa Modified to avoid memory overflow, still some bug inside luma 2018-10-02 20:23:32 +03:00
Reima Hyvönen 896034b7cf Some renamed functions back 2018-08-28 15:31:10 +03:00
Reima Hyvönen 7de5c74434 Updated bipred_recon to work faster 2018-08-28 15:12:31 +03:00
Reima Hyvönen 2ca99a44e8 Updated shuffle operation to be in right order 2018-08-27 18:16:38 +03:00
Reima Hyvönen 508b218a12 some modifications made to prevent reading too much 2018-08-14 10:50:39 +03:00
Reima Hyvönen 1d935ee888 some useless stuff removed 2018-08-13 16:47:11 +03:00
Reima Hyvönen ce3ac4c05e some modifications to no_mov 2018-08-13 16:41:02 +03:00
Reima Hyvönen 15a613ae94 test if no_mov breaks testing 2018-08-13 16:02:56 +03:00
Reima Hyvönen 97a2049e58 removed pointer declaration out from switch 2018-08-10 16:42:26 +03:00