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Add H010ToABGR, I010ToABGR and I010ToARGB functions

Browse Source 
ABGR output is implemented using the same source code as ARGB, by swapping
the u and v and supplying the mirrored conversion matrix.
ABGR format (RGBA in memory) is popular on Android.

Bug: libyuv:751
Test: H010ToABGR, I010ToABGR and I010ToARGB unittests

Change-Id: I0b5103628c58dcb22a6442c03814d4d5972e0339
Reviewed-on: https://chromium-review.googlesource.com/852985
Commit-Queue: Miguel Casas <mcasas@chromium.org>
Reviewed-by: Miguel Casas <mcasas@chromium.org>
Reviewed-by: Frank Barchard <fbarchard@chromium.org>
This commit is contained in:
Frank Barchard 2018-01-07 01:46:52 -08:00 committed by Commit Bot
parent 9d2cd6a3ef
commit 50f9e618fa
5 changed files with 105 additions and 7 deletions
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2
README.chromium
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@ -1,6 +1,6 @@
Name: libyuv
URL: http://code.google.com/p/libyuv/
Version: 1687
Version: 1688
License: BSD
License File: LICENSE

39
include/libyuv/convert_argb.h
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@ -76,6 +76,32 @@ int I010ToARGB(const uint16* src_y,
int width,
int height);
// Convert I010 to ARGB.
LIBYUV_API
int I010ToARGB(const uint16* src_y,
int src_stride_y,
const uint16* src_u,
int src_stride_u,
const uint16* src_v,
int src_stride_v,
uint8* dst_argb,
int dst_stride_argb,
int width,
int height);
// Convert I010 to ABGR.
LIBYUV_API
int I010ToABGR(const uint16* src_y,
int src_stride_y,
const uint16* src_u,
int src_stride_u,
const uint16* src_v,
int src_stride_v,
uint8* dst_abgr,
int dst_stride_abgr,
int width,
int height);
// Convert H010 to ARGB.
LIBYUV_API
int H010ToARGB(const uint16* src_y,
@ -89,6 +115,19 @@ int H010ToARGB(const uint16* src_y,
int width,
int height);
// Convert H010 to ABGR.
LIBYUV_API
int H010ToABGR(const uint16* src_y,
int src_stride_y,
const uint16* src_u,
int src_stride_u,
const uint16* src_v,
int src_stride_v,
uint8* dst_abgr,
int dst_stride_abgr,
int width,
int height);
// Convert I422 to ARGB.
LIBYUV_API
int I422ToARGB(const uint8* src_y,

2
include/libyuv/version.h
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@ -11,6 +11,6 @@
#ifndef INCLUDE_LIBYUV_VERSION_H_
#define INCLUDE_LIBYUV_VERSION_H_
#define LIBYUV_VERSION 1687
#define LIBYUV_VERSION 1688
#endif // INCLUDE_LIBYUV_VERSION_H_

61
source/convert_argb.cc
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@ -504,7 +504,7 @@ int H010ToAR30(const uint16* src_y,
}
// Convert 10 bit YUV to ARGB with matrix
static int H010ToARGBMatrix(const uint16* src_y,
static int I010ToARGBMatrix(const uint16* src_y,
int src_stride_y,
const uint16* src_u,
int src_stride_u,
@ -550,6 +550,42 @@ static int H010ToARGBMatrix(const uint16* src_y,
return 0;
}
// Convert I010 to ARGB.
LIBYUV_API
int I010ToARGB(const uint16* src_y,
int src_stride_y,
const uint16* src_u,
int src_stride_u,
const uint16* src_v,
int src_stride_v,
uint8* dst_argb,
int dst_stride_argb,
int width,
int height) {
return I010ToARGBMatrix(src_y, src_stride_y, src_u, src_stride_u, src_v,
src_stride_v, dst_argb, dst_stride_argb,
&kYuvI601Constants, width, height);
}
// Convert I010 to ABGR.
LIBYUV_API
int I010ToABGR(const uint16* src_y,
int src_stride_y,
const uint16* src_u,
int src_stride_u,
const uint16* src_v,
int src_stride_v,
uint8* dst_abgr,
int dst_stride_abgr,
int width,
int height) {
return I010ToARGBMatrix(src_y, src_stride_y, src_v,
src_stride_v, // Swap U and V
src_u, src_stride_u, dst_abgr, dst_stride_abgr,
&kYvuI601Constants, // Use Yvu matrix
width, height);
}
// Convert H010 to ARGB.
LIBYUV_API
int H010ToARGB(const uint16* src_y,
@ -562,11 +598,30 @@ int H010ToARGB(const uint16* src_y,
int dst_stride_argb,
int width,
int height) {
return H010ToARGBMatrix(src_y, src_stride_y, src_u, src_stride_u, src_v,
return I010ToARGBMatrix(src_y, src_stride_y, src_u, src_stride_u, src_v,
src_stride_v, dst_argb, dst_stride_argb,
&kYuvH709Constants, width, height);
}
// Convert H010 to ABGR.
LIBYUV_API
int H010ToABGR(const uint16* src_y,
int src_stride_y,
const uint16* src_u,
int src_stride_u,
const uint16* src_v,
int src_stride_v,
uint8* dst_abgr,
int dst_stride_abgr,
int width,
int height) {
return I010ToARGBMatrix(src_y, src_stride_y, src_v,
src_stride_v, // Swap U and V
src_u, src_stride_u, dst_abgr, dst_stride_abgr,
&kYvuH709Constants, // Use Yvu matrix
width, height);
}
// Convert I444 to ARGB with matrix
static int I444ToARGBMatrix(const uint8* src_y,
int src_stride_y,
@ -1398,7 +1453,7 @@ int AR30ToARGB(const uint8* src_ar30,
src_stride_ar30 = -src_stride_ar30;
}
// Coalesce rows.
if (src_stride_ar30 == width * 2 && dst_stride_argb == width * 4) {
if (src_stride_ar30 == width * 4 && dst_stride_argb == width * 4) {
width *= height;
height = 1;
src_stride_ar30 = dst_stride_argb = 0;

8
unit_test/convert_test.cc
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@ -593,7 +593,8 @@ TESTPLANARTOB(I422, 2, 1, YUY2, 2, 4, 1, 0, ARGB, 4)
TESTPLANARTOB(I422, 2, 1, UYVY, 2, 4, 1, 0, ARGB, 4)
TESTPLANARTOB(I420, 2, 2, I400, 1, 1, 1, 0, ARGB, 4)
TESTPLANARTOB(J420, 2, 2, J400, 1, 1, 1, 0, ARGB, 4)
TESTPLANARTOB(I420, 2, 2, AR30, 4, 4, 1, 0, AR30, 4)
TESTPLANARTOB(I420, 2, 2, AR30, 4, 4, 1, 0, ARGB, 4)
// TESTPLANARTOB(I420, 2, 2, AR30, 4, 4, 1, 0, ABGR, 4)
#define TESTQPLANARTOBI(FMT_PLANAR, SUBSAMP_X, SUBSAMP_Y, FMT_B, BPP_B, ALIGN, \
YALIGN, W1280, DIFF, N, NEG, OFF, ATTEN) \
@ -1943,7 +1944,7 @@ TESTQPLANARTOE(I420Alpha, 2, 2, ABGR, 1, 4, ARGB, 4)
// Caveat: Destination needs to be 4 bytes
TESTPLANETOE(ARGB, 1, 4, AR30, 1, 4, ARGB, 4)
// TESTPLANETOE(ARGB, 1, 4, BGRA, 1, 4, ARGB, 4)
// TESTPLANETOE(ARGB, 1, 4, AR30, 1, 4, ABGR, 4)
TEST_F(LibYUVConvertTest, RotateWithARGBSource) {
// 2x2 frames
@ -2084,6 +2085,9 @@ TEST_F(LibYUVConvertTest, ARGBToAR30Row_Opt) {
TESTPLANAR16TOB(H010, 2, 2, AR30, 4, 4, 1, 2, AR30, 4)
TESTPLANAR16TOB(H010, 2, 2, ARGB, 4, 4, 1, 2, ARGB, 4)
TESTPLANAR16TOB(H010, 2, 2, ABGR, 4, 4, 1, 2, ARGB, 4)
TESTPLANAR16TOB(I010, 2, 2, ARGB, 4, 4, 1, 2, ARGB, 4)
TESTPLANAR16TOB(I010, 2, 2, ABGR, 4, 4, 1, 2, ARGB, 4)
static int Clamp(int y) {
if (y < 0) {