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302 commits

Author SHA1 Message Date
Ari Koivula 77339efa57 Add COPYING file and add boilerplate for copyright and GPLv2 to every file. 2014-01-24 12:48:48 +02:00
Ari Koivula a38a5fd647 Improve transform tree coding. 
- Clean up code and comment.
- Change terminology to match H.265 specification where possible.
- Move transform splitting for depth==0 out of the coding part. It's not
  possible to do it here anyway because intra reconstruction is different
  if the transform is split.
- Add checking for transform hierarchy depth when coding split flag.
- Fixes bug with cu_data.tr_depth being set. The CU struct was being reused
  for inter coded CUs, which did not initialize the tr_depth.
 2014-01-14 18:39:24 +02:00
Ari Koivula c3f4a628af Try to fix stuff related to NxN intra transform splitting. 2014-01-03 16:47:27 +02:00
Ari Koivula 4c84a35391 Add part size to intra_set_block_mode. 2014-01-03 13:01:13 +02:00
Ari Koivula 5083e6db10 Change cu_info.intra into an array to support NxN split. 2014-01-02 15:13:20 +02:00
Marko Viitanen 601d64f04f Merge branch 'merge-mode' 2013-10-25 15:40:58 +03:00
Ari Koivula c0f06fdb9e Change intra prediction to use SAD instead of SATD. 
Inter uses only SAD and we don't have mechanisms for comparing these two.
 2013-10-21 17:42:55 +03:00
Marko Viitanen c44f0ff540 Refactoring: all int16_t pixel info in intra to pixel typedef 2013-10-18 16:19:17 +03:00
Ari Koivula d74d4e4ef1 Refactor intra sad calculation functions. 
- Move SATD (hadamart) code to it's own functions.
- Generate functions for fixed block sizes with macros, as if using templates.
- Define new interface with function pointer cost_16bit_nxn_func that different
  cost functions can use.
- Hide fixed size block cost functions with getters.
 2013-10-16 17:09:03 +03:00
Ari Koivula b8dd664026 Move all 8-bit pixels into new pixel typedef. 2013-10-15 14:36:30 +03:00
Ari Koivula 04f1dde8a1 Fix overwriting of motion vectors during search. 
- Makes everything besides search to only use the bottom most layer of the
  picture.cu_array structure.
 2013-09-25 16:21:51 +03:00
Ari Koivula 8d5dd67f76 Refactor: Change name of CU_info.CU to cu_array. 2013-09-20 12:47:53 +03:00
Marko Viitanen 3a9449e5e0 Refactor: intra.c full cleanup 2013-09-19 16:21:53 +03:00
Ari Koivula adf619f9dd Refactor: Update file comments. 2013-09-18 18:01:20 +03:00
Ari Koivula de447ee18b Refactoring: intra.h renaming. 2013-09-18 15:13:45 +03:00
Marko Viitanen a018567854 Refactor: picture.h renaming. 2013-09-18 14:58:46 +03:00
Marko Viitanen 0bf4f65a55 Refactor: encoder.h renaming 2013-09-18 14:49:01 +03:00
Ari Koivula 44a5498e30 Reorder includes to avoid hidden dependencies. 
- Includes of global.h have been moved to headers because most headers
  require stdint.h.
- Includes required by the header have been moved from the .c to the header.
- Spaces have been added between includes to distinguish classes of includes.
 2013-09-18 12:29:23 +03:00
Ari Koivula 5acb280407 Change "ToDo" to "TODO". 
Visual Studio recognized only TODO.
 2013-09-09 14:22:53 +03:00
Marko Viitanen b3a724afb0 Added codes for inter coding 2013-08-02 16:35:30 +03:00
Marko Viitanen 06fd1d6fa9 Fix for sign bit hiding, not working yet 2013-06-12 15:41:57 +03:00
Marko Viitanen 4c1e015c5f Work on Deblocking filter 2013-05-22 17:27:15 +03:00
Marko Viitanen fd2e25727c Fixed transform split bug by moving intra prediction to the transform-quant loop 2013-05-21 15:57:22 +03:00
Marko Viitanen 2a70231c06 Fixed Chroma 4x4 2013-05-20 17:26:57 +03:00
Marko Viitanen 1b007efe43 Fixed bug with 8x8 split_flag coding. 4x4 chroma still produces wrong data. 2013-05-16 15:27:54 +03:00
Marko Viitanen 3942bbda51 Added short-term ref list parameters to allow HM10.0 to decode it properly 2013-05-07 10:36:04 +03:00
Marko Viitanen 003093b1ef Added inter.c/.h 2013-04-24 10:35:27 +03:00
Marko Viitanen e8f04b32f1 Bug fixes, this version produces bit-perfect output 2013-04-18 14:37:56 +03:00
Marko Viitanen 58ba4b306c Fixes for search-tree, almost working, some visible errors 2013-04-18 14:04:15 +03:00
Marko Viitanen ae506ceaf5 Moved all the intra-search functionalities to search-tree, does not work completely. 2013-04-17 17:08:52 +03:00
Marko Viitanen a737e8660c New search.c/.h files and changed department name on all files 2013-04-16 11:23:03 +03:00
Marko Viitanen 01c7f267d7 Added CPUID fetch assembly functions (x86 and x64) 2013-04-10 16:55:31 +03:00
Marko Viitanen 560917a532 Fixed 8x8 luma encoding and some of 4x4 chroma by disabling modes using different scanning order and changing 4x4 DST to DCT in chroma 2013-04-09 15:59:12 +03:00
Marko Viitanen 9888eaf9a4 Added and fixed x64 build 2013-04-05 14:55:58 +03:00
Marko Viitanen d5ab9f0437 Fixed partsize context model initialization 2013-04-04 15:08:28 +03:00
Marko Viitanen a059965855 Fixed DC-prediction (filtering) 2013-04-03 13:56:07 +03:00
Marko Viitanen d0be802ced Added filter.c/.h and deblocking functions 2013-04-03 11:05:07 +03:00
Marko Viitanen 55cc82925d Code refactoring to allow transform split (and 64x64 prediction with 32x32 transform) 2013-03-25 17:17:24 +02:00
Marko Viitanen 78894b05d1 Fixed dequantization and made preparations for smaller blocks. This version produces bit-perfect output. 2013-03-21 17:12:55 +02:00
Marko Viitanen fa4c4acbe5 Fixed transform subdiv context derivation and changed block-allocations to use LCU_WIDTH 2013-03-21 11:56:19 +02:00
Marko Viitanen 05bbd4daee Added support for 16x16 luma coeff coding and disabled PCM 2013-03-20 17:27:47 +02:00
Marko Viitanen ff5652609e Fixed intra filtering process for future use-cases 2013-03-19 17:12:43 +02:00
Marko Viitanen 73d6ed2ff3 Fixed all warnings and removed debugging codes 2013-03-19 16:23:33 +02:00
Marko Viitanen 08cc0e97ab Intra angular fixed, intra filtering. This version produces bit-perfect output. 2013-03-19 15:45:50 +02:00
Marko Viitanen 83b904e34d Clearing prediction data after picture is coded and fixed planar prediction 2013-03-15 10:30:42 +02:00
Marko Viitanen 4da3b51025 Added reference block builder and verified DC-prediction bit-perfect output, fixed SAD calculations 2013-03-14 17:55:06 +02:00
Marko Viitanen b2ec80008e Added intra predictions and changed the overall codeflow a bit. This version produces bit-perfect output. 2013-03-13 15:56:43 +02:00
Marko Viitanen 725101b447 Added intra planar prediction and more work in intra predictions 
Added PSNR calculation for each picture
 2013-03-12 17:06:21 +02:00
Marko Viitanen 892a31eeaf Added chroma compression 2013-03-11 16:26:09 +02:00
Marko Viitanen f8b1be2388 Fixed scaling list, coding of zero-coeff blocks and intra-DC-prediction 2013-03-09 01:49:42 +02:00
Marko Viitanen 3a53654cf4 Added intra prediction, image reconstruction and iTr and iQ. Fixed a bug with negative SE values 2013-03-07 17:42:00 +02:00
Marko Viitanen 9bfd542b73 Started digging into the intra prediction stuff 2012-06-11 18:43:29 +03:00