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140 Commits

Author SHA1 Message Date
Paul B Mahol 801fd6e410 avfilter/vf_v360: fix errors is comments 2019-09-12 18:37:38 +02:00
Paul B Mahol b4562301ee avfilter/vf_v360: fix M_PI_4 usage consistency 2019-09-12 18:37:38 +02:00
Paul B Mahol efc73b13ac avfilter/vf_v360: remove pointless special case when allocating stuff 2019-09-11 16:43:10 +02:00
Paul B Mahol 7ce7002664 avfilter/vf_v360: refactor FoV calculation for stereographic 
Move in out of loop.
 2019-09-11 16:25:21 +02:00
Paul B Mahol 783ea9c1c5 avfilter/vf_v360: extend max limit to vertical fov 2019-09-11 15:12:56 +02:00
Paul B Mahol cb41c2af92 avfilter/vf_v360: really fix FoV selection 
Big thanks to Michael Koch for providing actual formula.
 2019-09-11 15:12:56 +02:00
Paul B Mahol 0f0f5188ac avfilter/vf_v360: remove w/h changing for flat output 
Fixes crashes with bigger h/v fov.
 2019-09-11 00:37:02 +02:00
Paul B Mahol f705dc9a74 avfilter/vf_v360: increase h_fov max limit 2019-09-11 00:37:02 +02:00
Paul B Mahol ccaeabd092 avfilter/vf_v360: fix fov calculation for stereographic output 2019-09-11 00:37:02 +02:00
Paul B Mahol 5fcb3cbaf0 avfilter/vf_v360: increase v_fov max limit 2019-09-10 20:18:10 +02:00
Paul B Mahol 329505d908 avfilter/vf_v360: add support for stereographic as input projection 2019-09-10 18:58:51 +02:00
Paul B Mahol 558265d4bc avfilter/vf_v360: add padding to u/v/ker 
Fixes use of uninitialized variables.
 2019-09-09 18:40:39 +02:00
Paul B Mahol 0c9e01011b avfilter/vf_v360: add guards against NaNs 
Also normalize vector after rotation, it might be needed,
otherwise one can get NaNs.
 2019-09-09 18:03:17 +02:00
Paul B Mahol 799c07e5c8 avfilter/vf_v360: partialy revert previous commit 
roll/pitch can do exactly same thing.
 2019-09-09 17:47:03 +02:00
Paul B Mahol 976617c7d2 avfilter/vf_v360: extend stereographic projection 
Add option to change central point projection.
 2019-09-09 14:17:22 +02:00
Paul B Mahol 7985430c70 avfilter/vf_v360: factor vector normalization out 2019-09-09 11:07:39 +02:00
Paul B Mahol 973051e3bd avfilter/vf_v360: add stereographic output projection 2019-09-08 21:07:59 +02:00
Paul B Mahol a13b61b7fd avfilter/vf_v360: disallow too low h_fov/v_fov 2019-09-08 21:07:59 +02:00
Paul B Mahol 85386c36e3 avfilter/vf_v360: add aliases for some projections 2019-09-08 10:52:35 +02:00
Paul B Mahol 5b12a47e08 avfilter/vf_v360: add options to h/w unflip input video 2019-09-07 22:36:28 +02:00
Paul B Mahol a06d70350b avfilter/vf_v360: support transposed input/output 2019-09-07 22:09:17 +02:00
James Almer 2200cf1aca x86/vf_v360: make remap{1,2}_8bit_line_avx2 work on x86_32 
Signed-off-by: James Almer <jamrial@gmail.com>
 2019-09-06 11:11:45 -03:00
Paul B Mahol cb8c353032 avfilter/vf_v360: add option to pick rotation order 2019-09-06 14:10:37 +02:00
Paul B Mahol d131541445 avfilter/vf_v360: reduce allocations by reusing duplicated remaps 2019-09-06 14:10:37 +02:00
Paul B Mahol 058bbf48c6 avfilter/vf_v360: x86 SIMD for interpolations 2019-09-06 14:10:37 +02:00
Paul B Mahol f0d8005ec5 avfilter/vf_v360: add asserts to guard against invalid conditions 2019-09-06 14:10:37 +02:00
Paul B Mahol 32dd429bc7 avfilter/vf_v360: stop using floats in interpolation 2019-09-06 14:10:37 +02:00
Paul B Mahol 28dfa1e371 avfilter/vf_v360: rewrite storing of remap positions and interpolations 
In preparation of SIMD assembly.
 2019-09-06 14:10:37 +02:00
Paul B Mahol fbaa395917 avfilter/vf_v360: remove not needed items from ThreadData 2019-09-02 16:45:55 +02:00
Paul B Mahol e0fab59624 avfilter/vf_v360: set much smaller limit to w/h 2019-09-02 10:47:29 +02:00
Paul B Mahol 067e632349 avfilter/vf_v360: fix some small code style issues 2019-09-02 10:43:37 +02:00
Paul B Mahol 6037dfa47a avfilter/vf_v360: extend description of eac format 2019-09-02 10:36:45 +02:00
Paul B Mahol 30f4464e22 avfilter/vf_v360: rename fb format to barrel 2019-09-02 10:35:25 +02:00
Paul B Mahol c79d6728a7 avfilter/vf_v360: add cubemap 1x6 layout 2019-08-31 14:52:32 +02:00
Eugene Lyapustin 20a12448aa avfilter/vf_v360: add facebook's format 2019-08-30 11:42:31 +02:00
Paul B Mahol aeae6283a9 avfilter/vf_v360: remove unused header 2019-08-21 12:53:33 +01:00
Paul B Mahol a8ef41c1f5 avfilter/vf_v360: improve comments above headers 2019-08-21 12:53:33 +01:00
Eugene Lyapustin 596ecc295f avfilter/vf_v360: add dual fisheye format 
Signed-off-by: Eugene Lyapustin <unishifft@gmail.com>
 2019-08-19 09:07:38 +01:00
Eugene Lyapustin d044252aac avfilter/vf_v360: add padding option for cubemap 
Signed-off-by: Eugene Lyapustin <unishifft@gmail.com>
 2019-08-19 09:06:27 +01:00
Eugene Lyapustin b26094e217 avfilter: add v360 filter 
Signed-off-by: Eugene Lyapustin <unishifft@gmail.com>
 2019-08-19 09:06:07 +01:00