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254 Commits

Author SHA1 Message Date
Johann
97acbbb701 clang-format v5.0.0 vpx_dsp/ 
Remove comments above #define statements because they get
indented unnecessarily.
https://bugs.llvm.org/show_bug.cgi?id=35930

Add blank lines to prevent comments from being treated as
blocks.

Change-Id: I04dce21b2a10e13b8dc07411a0019c098f6dd705
 2018-01-18 12:37:50 -08:00
Scott LaVarnway
3bf02ad74a vpx: hadamard: use ptrdiff_t instead of int for stride 
Eliminates the following instruction for the x86 (64 bit)
intrinsic code:

movslq %esi,%rax

Change-Id: I8f5ebd40726f998708a668b0f52ea7a0576befae
 2017-10-26 11:41:48 -07:00
James Zern
690fa6bb6e Merge "fix signed integer overflow of idct" 2017-09-27 19:39:11 +00:00
Linfeng Zhang
dbbbd44304 fix signed integer overflow of idct 
Exposed by fuzz test in high bitdepth.
The bug is introduced in commit 64653fa.

BUG=webm:1466

Change-Id: Idd77d5c6a60efb9241471611ce1aba0646cb6ff5
 2017-09-27 11:17:54 -07:00
Linfeng Zhang
9d0d13e939 Add vpx_scaled_2d_neon() 
BUG=webm:1419

Change-Id: I39c8033734562efc0ac0e28e7f06fa05130f9b96
 2017-09-26 09:22:39 -07:00
Linfeng Zhang
28762341ac Merge changes Ib9105462,Idfac00ed,If8d8a0e2 
* changes:
  cosmetics: NEON scaling code
  Refactor convolve NEON code
  Refactor convolve code
 2017-09-26 16:10:46 +00:00
Linfeng Zhang
d586cdb4d4 Remove the unnecessary cast of (int16_t)cospi_{1...31}_64 
BUG=webm:1450

Change-Id: If59743aafe99226e0ec67ab5d20678ce25f53ab8
 2017-09-20 14:13:26 -07:00
Linfeng Zhang
76a3d3fcc5 Remove the unnecessary upcasts of (int)cospi_{1...31}_64 
BUG=webm:1450

Change-Id: Ib046fe28caec5b9ebdc9d0152df7c54ff4266858
 2017-09-20 14:13:26 -07:00
Linfeng Zhang
64653fa133 Change cospi_{1...31}_64 from tran_high_t to tran_coef_t 
The unnecessary upcast to (int) will be cleaned later.

BUG=webm:1450

Change-Id: Ia234575206d5a74540526924b06ed3939322d063
 2017-09-20 14:13:26 -07:00
Linfeng Zhang
7c0529728a cosmetics: NEON scaling code 
Change-Id: Ib91054622c1f09c4ca523bc6837d7d8ab9f03618
 2017-09-19 16:39:17 -07:00
Linfeng Zhang
f357335c38 Refactor convolve NEON code 
Rename a couple of hbd static functions.
Move the position of NEON function convolve8_4().

Change-Id: Idfac00edf2e99cdd8e0a73b9f895402f60be6349
 2017-09-19 16:28:36 -07:00
Linfeng Zhang
a9bbe53dbb Add 4 to 1 scaling NEON optimization 
BUG=webm:1419

Change-Id: If82a93935d2453e61b7647aae70983db1740bec7
 2017-09-11 10:17:28 -07:00
Linfeng Zhang
3ec20445b2 Refactor convolve8 NEON functions 
Change-Id: I4ac576875c91fee7cb150d298fae4a2c156d374c
 2017-09-06 15:55:17 -07:00
Linfeng Zhang
d331e7a1c0 Remove get_filter_base() and get_filter_offset() in convolve 
so that the convolve functions are independent of table alignment.

Change-Id: Ieab132a30d72c6e75bbe9473544fbe2cf51541ee
 2017-09-05 15:22:36 -07:00
Johann Koenig
dfafd10ef5 Merge "quantize neon: round dqcoeff towards zero" 2017-08-23 19:20:53 +00:00
Johann
2a5aa98a35 quantize neon: round dqcoeff towards zero 
Add 1 if negative to get dqcoeff to round towards zero.

10-15% faster than converting to positive before shifting.

Change-Id: I01a62fd0c9bca786b6885b318bd447bb9229903d
 2017-08-23 08:05:50 -07:00
Johann
2c56bb97f2 quantize: ignore skip_block in arm 
Change-Id: Icfb70687476b2edb25d255793ba325b261d40584
 2017-08-21 14:37:50 -07:00
Johann
93166c5e51 neon: vpx_quantize_b_32x32 
With skip block the neon is about twice as fast as C.

The neon has no shortcut for coeff < zbin so it always takes the
same amount of time. Even if the C can take the shortcut, it is over
twice as fast in neon. If it can't, that gap increases to over 10x.

BUG=webm:1426

Change-Id: I400722146c1b5a5f6289f67d85fd642463d2bfc6
 2017-08-08 14:05:18 -07:00
Johann
2d6b5df657 neon: vpx_quantize_b 
With skip block or coeff < zbin it is about twice as fast as C.

If most coeff values are > zbin it is about 10-15x as fast as C.

BUG=webm:1426

Change-Id: I5d3c007b014a372d5ef0882b39bb48983b4131c7
 2017-07-31 10:38:46 -07:00
Johann
e381753926 sad4d neon: 64x[32,64] 
Rewrite 64x64.

BUG=webm:1425

Change-Id: I336bf5a3aa4b783389c10b16a50f0f559346ecbf
 2017-07-12 13:26:39 +00:00
Johann
e1bde306c8 sad4d neon: 32x[16,32,64] 
Rewrite 32x32. Use half the accumulator registers.

BUG=webm:1425

Change-Id: Ibf5e61dc4ba15056102aef8495f4a02c668c5d13
 2017-07-12 13:25:18 +00:00
Johann
807ce8fb1e sad4d neon: 16x[8,16,32] 
Rewrite 16x16. Use half the accumulator registers.

BUG=webm:1425

Change-Id: I44b48512b1e3629505d83c2645e800f53878ccc2
 2017-07-12 13:25:11 +00:00
Johann
8152b0904d sad4d neon: 8x[4,8,16] 
BUG=webm:1425

Change-Id: I7de2500cca4b621f21478c4b0333c56d76dbc9a4
 2017-07-12 13:25:03 +00:00
Johann
dd4347e9ec sad4d neon: 4x4, 4x8 
BUG=webm:1425

Change-Id: I5081b5ce131821d590c53ac1206a94f50cb8b468
 2017-07-12 03:38:03 +00:00
Johann
66a96fd3de avg_neon: fix 4x4, update 8x8 
4x4 was failing with a bus error. Most likely due to clang alignment
hints on 32bit loads.

Change-Id: Ib191ce0e6239fc55d85f10e4dbe15876e5052edb
 2017-07-10 15:29:34 -07:00
Johann
87610ac45e neon: consolidate horizontal adds 
Change-Id: Iaf9e88ff636ccf8f0ef310869c6827f3f205cca8
 2017-07-10 15:29:13 -07:00
Johann Koenig
4e16f70703 Merge changes Id84d9780,Iaa6ea75b,I3362e0dd,I0020a49e,Ia42e4f36, ... 
* changes:
  sad neon: avg for 64x[32,64]
  sad neon: macroize 64xN definitions
  sad neon: avg for 32x[16,32,64]
  sad neon: macroize 32xN definitions
  sad neon: avg for 16x[8,16,32]
  sad neon: macroize 16xN definitions
 2017-07-07 21:01:23 +00:00
Johann Koenig
6c375b9cd0 Merge "fdct neon: 32x32_rd" 2017-07-07 14:05:51 +00:00
Johann
e4e08556db sad neon: avg for 64x[32,64] 
BUG=webm:1425

Change-Id: Id84d97807a6a0fbcc889c4dfe11929d54f85493d
 2017-07-07 07:04:04 -07:00
Johann
6ae8f8dbe8 sad neon: macroize 64xN definitions 
Change-Id: Iaa6ea75b10e75784f31b1e08637eecf0dcb5cff9
 2017-07-07 07:04:04 -07:00
Johann
67cffc1ef6 sad neon: avg for 32x[16,32,64] 
BUG=webm:1425

Change-Id: I3362e0dded3b46ca032caa7f44db42f324bc596d
 2017-07-07 07:04:04 -07:00
Johann
b0d15713be sad neon: macroize 32xN definitions 
Change-Id: I0020a49e77d27514375a03095d5821dc0aa7d128
 2017-07-07 07:04:04 -07:00
Johann
527e0c9b1c sad neon: avg for 16x[8,16,32] 
BUG=webm:1425

Change-Id: Ia42e4f36547c5fe12114fb58379e34bce82eb2f2
 2017-07-07 07:04:04 -07:00
Johann
3c18acf452 sad neon: macroize 16xN definitions 
Change-Id: I5aea6ffbfa48eb1970afe3be54f0bba275d7fa58
 2017-07-07 07:04:04 -07:00
Johann
d6423b3166 sad neon: macroize 8xN definitions 
Change-Id: I7b36a57e893c1795a37ba7994995bec7ff021409
 2017-07-06 07:51:59 -07:00
Johann
63bdc574e5 sad neon: avg for 8x[4,8,16] 
BUG=webm:1425

Change-Id: If2ab51e3050e078b0011b174efe41fcb65a15f44
 2017-07-06 07:43:09 -07:00
Johann
6bac3f80ee sad neon: avg for 4x4 and 4x8 
BUG=webm:1425

Change-Id: Ifc685a96cb34f7fd9243b4c674027480564b84fb
 2017-07-06 07:12:47 -07:00
Johann
75b00592c7 fdct neon: 32x32_rd 
About 40% faster than the non-rd version.

BUG=webm:1424

Change-Id: Ia99d14eb9532302eeaab8cd3e503395b0374b5a2
 2017-07-06 06:30:50 -07:00
Johann
3ae458f2f3 partial fdct neon: maintain neon registers 
Finish the calulations in neon registers. This avoids a potentially
expensive move from neon to gp and allows at least clang to store
directly to memory.

BUG=webm:1424

Change-Id: Idef25eec95f7610947167818e9194bde8b00d282
 2017-07-01 09:29:38 -07:00
Johann
9fe510c12a partial fdct neon: add 32x32_1 
Always return an int32_t. Since it needs to be moved to a register for
shifting, this doesn't really penalize the smaller transforms.

The values could potentially be summed and shifted in place.

BUG=webm:1424

Change-Id: Id5beb35d79c7574ebd99285fc4182788cf2bb972
 2017-06-28 15:37:44 -07:00
Johann
f310ddc470 partial fdct neon: add 16x16_1 
For the 8x8_1, the highbd output fit nicely in the existing function. 12
bit input will overflow this implementation of 16x16_1.

BUG=webm:1424

Change-Id: I2945fe5478b18f996f1a5de80110fa30f3f4e7ec
 2017-06-28 15:37:44 -07:00
Johann
4959dd3eb3 partial fdct neon: add 4x4_1 
BUG=webm:1424

Change-Id: Ib0f3cfd6116fc1f5a99acb8bfd76e25b90177ffc
 2017-06-28 15:37:44 -07:00
Johann
cf75ab6ccd partial fdct neon: move 8x8_1 and enable hbd tests 
The function was originally written with HBD in mind. Enable it and
configure the tests.

BUG=webm:1424

Change-Id: I78a2eba8d4d9d59db98a344ba0840d4a60ebe9a1
 2017-06-28 15:37:43 -07:00
Johann
ad011aaab8 sad neon: rewrite 64x64 and add 64x32 
BUG=webm:1425

Change-Id: Ib454762d1c61b05a98324fe81ad58c9e09784717
 2017-06-28 12:21:34 -07:00
Johann
77a648885c sad neon: rewrite 32x32, add 32x16 and 32x64 
BUG=webm:1425

Change-Id: I966650df7e3face93e1e771634d1cc5458a35f85
 2017-06-28 12:20:27 -07:00
Johann
469643757f sad neon: rewrite 16x8, 16x16, add 16x32 
BUG=webm:1425

Change-Id: Ie126553e5fffcdfaf3d82a85b368ac10ce9ab082
 2017-06-28 12:16:00 -07:00
Johann
e40e78be24 sad neon: rewrite 8x8 and 8x16 
BUG=webm:1425

Change-Id: I068f06c67b841f09ea07c04ada0c2f1706102138
 2017-06-28 12:15:57 -07:00
Johann
46d8660ce3 sad neon: rewrite 4x4 and add 4x8 
The previous implementation loaded 8 values (discarding half)

BUG=webm:1425

Change-Id: Icb72a94e2557a4ee2db7091266ab58fd92f72158
 2017-06-28 11:14:59 -07:00
Johann
e67660cf37 fdct32x32 neon implementation 
Almost 3x faster in constrained loop testing. Over 10x faster in HBD
builds.

BUG=webm:1424

Change-Id: I2b7f8453e1d4ada63cde729d8115d684c4a71ff9
 2017-06-22 06:40:17 -07:00
Johann Koenig
903375a48a Merge "fdct16x16 neon optimization" 2017-06-08 15:19:36 +00:00