Commit graph

78 commits

Author SHA1 Message Date
Marko Viitanen 210af8adbe Remove joint_cb_cr flag and fix split_flag context selection 2019-08-22 11:23:24 +03:00
Marko Viitanen 48b8898e53 Fix CBF context init and use 2019-08-22 10:44:47 +03:00
Marko Viitanen db94ec1a84 Rename intra_mode_model -> intra_luma_mpm_flag_model and update the contexts 2019-08-19 15:17:25 +03:00
Marko Viitanen cd6be15e10 Fix context init to match VTM6.0 2019-08-19 13:57:31 +03:00
Marko Viitanen e644b03615 Fix headers to match VTM6.0rc1 2019-08-16 15:33:20 +03:00
Marko Viitanen 2e8a0d08f9 Fix mvp_idx_model initialization and use 2019-07-05 14:11:29 +03:00
Marko Viitanen 3fad4b0a98 Disable kvz_cabac_encode_aligned_bins_ep for now and add a ToDo message 2019-07-03 15:44:35 +03:00
Sami Ahovainio 3863064d90 Fixed bugs in split decision and coefficient coding. 2019-07-01 13:00:43 +03:00
Sami Ahovainio db5c0230e5 Fixed coefficient sign hiding 2019-06-20 16:26:01 +03:00
Sami Ahovainio b51254cafd Fixed significant coefficient group context calculation 2019-06-20 15:47:13 +03:00
Sami Ahovainio 5e0bea962c Fixed split context decision 2019-06-20 15:30:49 +03:00
Sami Ahovainio 3a9800d07d Fixed coefficient coding. Fixed headers to match VTM commit e65075531471a68632bc9252d607655a0feeabc6 2019-06-20 14:43:03 +03:00
Sami Ahovainio 2c78aa0642 Fixes to coeff coding. 2019-06-13 12:01:29 +03:00
Sami Ahovainio 3564b4829e Fixed split context decision. Modified intra mode initialization to match VTM version aa76fc5c04cf43390f43d63f9977bea8ee31997a. 2019-06-12 12:59:16 +03:00
Sami Ahovainio a8a53e15b5 Fixed headers to match VTM commit aa76fc5c04cf43390f43d63f9977bea8ee31997a. Added multi_ref_line flag coding. 2019-06-07 13:37:45 +03:00
Sami Ahovainio 8d2581e58c Fixed issue with kvz_go_rice_par_abs where passing a unsigned argument caused MIN function to return wrong value. Modified coefficient coding to match VTM 5.0. Some issues still remain. 2019-06-05 15:57:18 +03:00
Sami Ahovainio 4768ba0628 Minor fixes to header writing. Added contexts for multi_ref_line and BDPCM. Functions added for writing both in bitstream, but they are both disabled for now. 2019-05-29 13:00:19 +03:00
Sami Ahovainio 5b46fbd878 Added multi_ref_idx variable for intra coding (is 0 throughout the code for now). Modified prediction flag writing. Chroma pred flag remains unchanged (ToDo). Added bitstream debug printing on VERBOSE mode. 2019-05-21 12:28:05 +03:00
Sami Ahovainio ed4e218702 Updated coefficient coding to match VTM 5.0 2019-05-13 15:30:43 +03:00
Marko Viitanen 30a8a7b97c WIP fixing the last significant xy coding 2019-05-07 15:01:02 +03:00
Marko Viitanen 3bdc8ac8d3 Fix intra_chroma_pred_mode and cbf contexts 2019-03-26 09:10:09 +02:00
Marko Viitanen d15f58517f Changed intra coding to use 6 MPM, implemented merge sort and MPM selection 2019-03-20 15:20:31 +02:00
Marko Viitanen 80d6e4bf05 New split flag calculations 2019-03-20 09:07:58 +02:00
Marko Viitanen e015d7eb2b Fix compiler warnings 2018-10-17 10:43:11 +03:00
Marko Viitanen 7c37f456f9 Fix implicit Qt split for p-frames 2018-09-26 12:00:18 +03:00
Marko Viitanen a437d4c508 Fixed intra chroma mode bitstream writing (chroma search not used) 2018-09-13 15:05:00 +03:00
Marko Viitanen 82de0fbee7 Switch intra search to use the actual 67 modes 2018-09-13 09:43:45 +03:00
Marko Viitanen 4aad2fa383 Fix intra mode writing 2018-09-12 10:34:58 +03:00
Marko Viitanen 20c96366ed fix kvz_context_get_sig_ctx_idx_abs() parameter for "type" -> decoding with VVC 2018-09-10 12:51:02 +03:00
Sami Ahovainio ce84407c69 Fixed coeff_remain writing to use the correct rice_param instead of using 0 all the time. 2018-09-07 11:24:24 +03:00
Sami Ahovainio 78ea24bcf1 Fixed sig_coeff_flag writing condition. 2018-09-06 15:48:45 +03:00
Marko Viitanen 4bebb4bb2c Fix temp_diag and temp_sum initialization and coeff array usage in context derivation 2018-09-05 17:09:50 +03:00
Marko Viitanen f5b6c386bc Fix incorrect sig_flag implicity parameters and some temp variable initializations 2018-09-03 16:22:05 +03:00
Marko Viitanen 52be2f0bbe Fixed kvz_encode_coeff_nxn and renamed some variables to match VTM 2018-08-31 15:10:17 +03:00
Marko Viitanen 809805b185 Bugfixes for kvz_encode_coeff_nxn() 2018-08-30 14:50:29 +03:00
Marko Viitanen 0680f240d7 Converted kvz_encode_coeff_nxn and related helper functions to VVC K0072 format 2018-08-30 14:24:03 +03:00
Marko Viitanen 84e78c6c50 Disable writing of cabac flags not currently available 2018-08-30 11:21:44 +03:00
Marko Viitanen e3dbaf99a9 Started implementing new coeff coding function
- added kvz_context_get_sig_ctx_idx_abs for abs sig context derivation
2018-08-30 11:09:42 +03:00
Marko Viitanen e00319b832 Fix cu_sig_coeff_group_model init and some instances of cu_sig_model usage 2018-08-30 09:08:08 +03:00
Sami Ahovainio 578122ed43 Context changes for chroma pred modes. BT flag init and chroma pred mode init moved inside a loop. 2018-08-29 16:00:08 +03:00
Marko Viitanen 46d02c1734 Implemented JVET-K0072 based cbf context selections 2018-08-29 10:12:07 +03:00
Marko Viitanen 23a1292f52 Added max_binary_tree_unit_size and more comments 2018-08-29 08:23:41 +03:00
Marko Viitanen 37caa451c6 Fix VVC split flag condition for hor and ver splits at the edges
- Split flag is no longer implicit when the block can be split with the BT after QT in horizontal or vertical way
2018-08-28 16:03:02 +03:00
Sami Ahovainio 42741a2c40 Some changes for PCM and Intra towards VTM 2.0 compatibility. 2018-08-27 09:18:15 +03:00
Marko Viitanen 3dc5f65fba Add an extra bit to intra mode and map 33 angular modes to 65 2018-08-17 15:09:48 +03:00
Marko Viitanen c9cbdd5dc3 Added couple of ToDo comments for large CTU support 2018-08-17 09:37:14 +03:00
Marko Viitanen 00a827007a Use normal split flags 2018-08-14 10:57:32 +03:00
Marko Viitanen ffbc178cf9 An attempt to fix checksums 2018-07-27 14:38:05 +03:00
Marko Viitanen 84b6a61193 Hack to fix split flag model for PCM use -> valid VVC bitstream 2018-07-27 14:29:31 +03:00
Marko Viitanen 7abadaafe4 Disable CTU splitting and configure max CTU sizes to 64x64 2018-07-27 11:04:21 +03:00