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68 commits

Author SHA1 Message Date
Ari Koivula 202aec69f2 Change more 8-bit pixels to pixel typedef. 2013-10-15 16:02:06 +03:00
Ari Koivula b8dd664026 Move all 8-bit pixels into new pixel typedef. 2013-10-15 14:36:30 +03:00
Ari Koivula 0c3bd7e223 Move SAD calculations to picture module. 2013-10-11 15:37:58 +03:00
Ari Koivula 69d1f6d1e2 Clean up the code. 
- Rename get_block_sad to calc_sad and handle special cases in general_sad.
- Remove old search functions because I don't want to update or test them.
 2013-10-11 15:19:21 +03:00
Ari Koivula be501f720c Reorder conditions. 2013-10-11 14:11:49 +03:00
Ari Koivula 235b1ec0bc Add rest of the quadrants for sad calculation. 
- All tests pass.
- Movement vectors that don't overlap with the frame aren't handled yet.
 2013-10-11 12:41:07 +03:00
Ari Koivula b58a6387ee Clean up the code a bit. 2013-10-11 11:04:49 +03:00
Ari Koivula 7e6c9aefe8 Add handling of more cases to sad calculation. 2013-10-10 21:51:27 +03:00
Ari Koivula 4e36992752 Move basic SAD functions to picture-module. 2013-10-10 21:49:41 +03:00
Ari Koivula 0e078b2d18 Rethink SAD-calculation. 2013-10-10 21:49:20 +03:00
Ari Koivula 1fcb452479 Simplify reference buffer calculation. 2013-10-10 21:48:55 +03:00
Ari Koivula 684f6d548c Start adding sad calculation outside frame. 
Works for top-left corner. 2/9 tests pass.
 2013-10-10 16:11:07 +03:00
Ari Koivula ea30bf0126 Fix SAD calculation to return correct value in non-overlapping case. 2013-10-09 16:08:56 +03:00
Ari Koivula cdcb56dd4a Add special case for the 0,0 vector to hexagon search. 2013-10-08 16:11:00 +03:00
Ari Koivula 8910037936 Add hexagon-based motion vector search. 2013-10-08 13:38:03 +03:00
Marko Viitanen 351817d008 Fixed intra block selection (always selected 64x64 which was not in search) 2013-10-08 12:13:52 +03:00
Ari Koivula 61eb3b3b71 Improve cu-visualization by arranging them to picture dimensions and colors. 2013-10-01 20:46:10 +03:00
Ari Koivula 9bd35fcdb1 Remove split attribute from cu_info. 
It is no longer used.
 2013-09-30 16:42:23 +03:00
Ari Koivula f58e418a1a Fix out-of-bounds detection in mv-search. 
All blocks were intra because no movement vectors could be found.
 2013-09-30 10:47:05 +03:00
Ari Koivula 571fec7c39 Add a more general cost function to motion search. 2013-09-28 16:41:57 +03:00
Ari Koivula 562a43d541 Fix bug with initial prediction of motion vector. 2013-09-28 16:34:23 +03:00
Ari Koivula 8bce7c84a0 Disable early cutoff optimization for motion vector search.c 
It probably doesn't work right and might cause issues.
 2013-09-28 16:04:11 +03:00
Ari Koivula 7979a59168 Fix check for (0, 0) vector when searching for best movement vector. 2013-09-28 16:02:30 +03:00
Ari Koivula 9bad984f14 Add special case for the (0, 0) vector to the fast search. 2013-09-25 19:31:49 +03:00
Ari Koivula 224bda37e7 Make a define switch for full search vs fast search. 2013-09-25 19:20:31 +03:00
Ari Koivula b1ada6bcd4 Take initial motion vector from last frame. 2013-09-25 19:09:08 +03:00
Ari Koivula 1d1bfd2a6f Remove unused stuff from motion search. 
- inter_set_block is no longer needed.
 2013-09-25 18:43:16 +03:00
Ari Koivula 4cda086035 Add an early stop condition to motion estimation. 2013-09-25 18:37:37 +03:00
Ari Koivula 2c894b49bf Disable cu-structure debug rendering. 
- This can be enabled when needed. It doesn't have to be enabled in git.
 2013-09-25 18:18:10 +03:00
Ari Koivula 6f13168285 Add faster motion estimation algorithm. 
- New motion estimation does the same pattern as the old one, but centers the
  search on the best candidate at each step.
 2013-09-25 18:16:31 +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 cda681294c Fix unsigned/signed mismatch warning. 2013-09-24 21:32:11 +03:00
Ari Koivula 6dd049a238 Refactor: picture.h remaining renames. 2013-09-20 12:49:44 +03:00
Ari Koivula 8d5dd67f76 Refactor: Change name of CU_info.CU to cu_array. 2013-09-20 12:47:53 +03:00
Ari Koivula 5233c417df Refactor: search.c/.h full cleanup. 2013-09-20 12:18:23 +03:00
Ari Koivula d09e2bd214 Refactor: picture.c/.h full cleanup. 2013-09-20 11:15:18 +03:00
Marko Viitanen 5264569f43 Refactor: inter.c/.h full cleanup 2013-09-19 15:08:30 +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 4f360fcb80 Split MAX_SEARCH_DEPTH to inter and intra versions. 2013-09-18 12:29:23 +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 03f6bddfb0 Add visualization of CU blocks for mode searching. 
This is for debugging the inter movement vector search.
 2013-09-18 12:29:23 +03:00
Ari Koivula 48581bdad8 Add temporary mechanism to force use of prediction units. 2013-09-16 23:00:38 +03:00
Ari Koivula fa0bab47f9 Fix MV search bugs. 
- Calculate motion vector from the source instead of origo.

- Don't return without searching deeper.
 2013-09-16 22:44:44 +03:00
Ari Koivula 48c2dc4cd9 Merge remote-tracking branch 'remotes/origin/fador' 2013-09-16 17:49:00 +03:00
Ari Koivula 82e2299b38 Add motion vector search. 
- Add SAD calculation for arbitrary shape and size blocks.
 2013-09-16 17:39:12 +03:00
Marko Viitanen 8e776366dc Added (basic) motion vector prediction 2013-09-16 16:37:24 +03:00
Marko Viitanen beef362624 Implemented inter reconstruction inter_recon() 2013-09-12 18:50:11 +03:00