15 Commits

Author SHA1 Message Date
Frank Barchard
639dd4ea76 Fix ConvertToI420 when using YUY2 or UYVY with odd crop_x.
- swap U and V when crop x is odd
- document YUY2 and UYVY formats
- apply clang-format

Bug: libyuv:902
Change-Id: I045e44c907f4a9eb625d7c024b669bb308055f32
Reviewed-on: https://chromium-review.googlesource.com/c/libyuv/libyuv/+/3039549
Reviewed-by: Mirko Bonadei <mbonadei@chromium.org>
2021-07-19 22:22:22 +00:00
Yuan Tong
f37014fcff Add support for AR64 format
Add following conversions:
ARGB,ABGR <-> AR64,AB64
AR64 <-> AB64

R=fbarchard@chromium.org

Change-Id: I5ca5b40a98bffea11981e136afae4a511ba6c564
Bug: libyuv:886
Reviewed-on: https://chromium-review.googlesource.com/c/libyuv/libyuv/+/2746780
Reviewed-by: Frank Barchard <fbarchard@chromium.org>
Commit-Queue: Frank Barchard <fbarchard@chromium.org>
2021-03-13 20:55:21 +00:00
Frank Barchard
ba033a11e3 Add 12 bit YUV to 10 bit RGB
Bug: libyuv:843
Change-Id: I0104c8fcaeed09e83d2fd654c6a5e7d41bcb74cf
Reviewed-on: https://chromium-review.googlesource.com/c/libyuv/libyuv/+/2727775
Reviewed-by: Frank Barchard <fbarchard@chromium.org>
Reviewed-by: Wan-Teh Chang <wtc@google.com>
2021-03-05 01:09:37 +00:00
Frank Barchard
94af5319f4 Remove M420 and refactor NV12ToI420
M420 is a row biplanar variation of NV12 supported on Microsoft webcams.
The code was hardcoded to bt.601 and should be jpeg, but the format is
very old and rare.  Is a variation on NV12, so if someone needs it, it
can be re-implemented easily.

Bug: libyuv:858
Change-Id: I246167dba3c190cc76af741b8e91e58e68fde28f
Reviewed-on: https://chromium-review.googlesource.com/c/libyuv/libyuv/+/2212608
Reviewed-by: richard winterton <rrwinterton@gmail.com>
Commit-Queue: Frank Barchard <fbarchard@chromium.org>
2020-05-26 18:48:00 +00:00
Frank Barchard
7a61759f78 NV12Mirror and MirrorUVPlane functions added
HalfMergeUV AVX2 version

Skylake Xeon performance for 1280x720
NV12Mirror_Any (109 ms)
NV12Mirror_Unaligned (113 ms)
NV12Mirror_Invert (107 ms)
NV12Mirror_Opt (108 ms)
NV12Mirror_NullY (19 ms)

Slightly faster than comparable I420Mirror
I420Mirror_Any (113 ms)
I420Mirror_Unaligned (110 ms)
I420Mirror_Invert (109 ms)
I420Mirror_Opt (110 ms)

BUG=libyuv:840, libyuv:858

Change-Id: I686b1b778383bfa10ecd1655e986bdc99e76d132
Reviewed-on: https://chromium-review.googlesource.com/c/libyuv/libyuv/+/2176066
Commit-Queue: Frank Barchard <fbarchard@chromium.org>
Reviewed-by: richard winterton <rrwinterton@gmail.com>
2020-05-04 22:32:14 +00:00
Dale Curtis
f15793d6af Add support for BT.2020.
This pulls in the changes that Firefox made to add BT.2020 support as well
as expands them to the existing 10-bit support. So we now have the following
input formats: U420, U422, U444, U010.

BUG=960620, libyuv:845

Change-Id: If0c47853a465d0ed660f849db08e71489fe1b9c2
Reviewed-on: https://chromium-review.googlesource.com/c/libyuv/libyuv/+/1884468
Commit-Queue: Dale Curtis <dalecurtis@chromium.org>
Reviewed-by: Frank Barchard <fbarchard@chromium.org>
2019-10-29 21:06:48 +00:00
Frank Barchard
4d67b3e851 Add H420 and H422 to ConvertToARGB()
H420/H422 are bt.720 variants

TBR=braveyao@chromium.org
BUG=libyuv:799
TESTED=try bots tested build on all platforms

Change-Id: I007d8981d91ca0748c59403759109bbcd88f286c
Reviewed-on: https://chromium-review.googlesource.com/1115719
Commit-Queue: Frank Barchard <fbarchard@chromium.org>
Reviewed-by: Frank Barchard <fbarchard@chromium.org>
2018-06-26 22:52:42 +00:00
Frank Barchard
6630558875 10 bit YUV to 10 bit BGR
BGR variation of 10 bit conversion using swapped U and V
and mirrored matrix to produce AB30 format instead of AR30.

Bug: libyuv:777
Test: LibYUVConvertTest.H010ToAB30_Opt
Change-Id: I96d115a5d1e12138f40cb548871e03aa3ab210eb
Reviewed-on: https://chromium-review.googlesource.com/922284
Commit-Queue: Frank Barchard <fbarchard@chromium.org>
Reviewed-by: Miguel Casas <mcasas@chromium.org>
2018-02-15 22:44:36 +00:00
Frank Barchard
a11ffa1625 NV12 format documentation added.
TBR=braveyao@chromium.org
Bug: None
Test: None
Change-Id: I3e5564ee2b92180c8c6c9cbad57f1a303ed7bca8
Reviewed-on: https://chromium-review.googlesource.com/879266
Reviewed-by: Frank Barchard <fbarchard@chromium.org>
2018-01-23 01:55:14 +00:00
Frank Barchard
aabe380890 H010ToAR30 and H010ToARGB optimized YUV buffering
Reduce allocations of row buffers to 1 alloc/free.
Do 2 rows at a time to avoid converting U and V planes twice.

Bug: libyuv:715
Test: LibYUVConvertTest.H010ToAR30_Opt
Change-Id: I2f3a03b4875df5e3b969112a78a1a0b28399fa2f
Reviewed-on: https://chromium-review.googlesource.com/816021
Reviewed-by: Cheng Wang <wangcheng@google.com>
2017-12-08 18:55:03 +00:00
Frank Barchard
f2978400d5 Document AR30 format
Bug: libyuv:751
Test: none
Change-Id: If6d5e7b9c5e6e8d2a272e03ce5a1cc199ef364ca
Reviewed-on: https://chromium-review.googlesource.com/779980
Reviewed-by: Weiyong Yao <braveyao@chromium.org>
Reviewed-by: Frank Barchard <fbarchard@google.com>
2017-11-20 22:05:45 +00:00
Frank Barchard
12c904a97c H420ToRAW and H420ToRGB24 added for bt.709 support.
Bug: libyuv:760
Test: LibYUVConvertTest.H420ToRAW_Opt
Change-Id: I050385f477309d5db02bb2218088f224c83392ed
Reviewed-on: https://chromium-review.googlesource.com/775785
Commit-Queue: Frank Barchard <fbarchard@google.com>
Reviewed-by: Weiyong Yao <braveyao@chromium.org>
2017-11-17 01:20:05 +00:00
Frank Barchard
d363ea6527 Remove I411 support.
YUV 411 is very uncommon format.  Remove support.

Update documentation to reflect that 411 is deprecated.

Simplify tests for YUV to only test with the new side by side YUV but keep old 3 plane test around with a macro for now.

BUG=libyuv:645
R=kjellander@chromium.org

Review URL: https://codereview.chromium.org/2406123002 .
2016-10-11 11:14:16 -07:00
Frank Barchard
17d31e6a4a NV12 allow NULL for Y
The conversion from NV12 and other Bi or Tri planar formats, differs only in the UV handling.  The helper function supports passing a NULL for the dst_y channel indicating you only want to do the UV conversion.

TBR=harryjin@google.com
TEST=LibYUVConvertTest.NV12ToI420_NullY (601 ms)
BUG=libyuv:626

Review URL: https://codereview.chromium.org/2276703002 .
2016-08-23 19:05:25 -07:00
Henrik Kjellander
584c2e660d Add all wiki pages as MarkDown documents + README.md
This is based on today's content at
https://code.google.com/p/libyuv/w/list

BUG=chromium:587193

Review URL: https://codereview.chromium.org/1703653002 .
2016-02-17 07:50:19 +01:00