This commit is contained in:
Anthony Minessale
2019-09-11 15:53:30 +00:00
committed by Andrey Volk
parent 6175c55b2f
commit 1b1c66aae4
45 changed files with 3684 additions and 574 deletions

View File

@@ -481,6 +481,66 @@ int I420Rotate(const uint8_t* src_y,
return -1;
}
LIBYUV_API
int I444Rotate(const uint8_t* src_y,
int src_stride_y,
const uint8_t* src_u,
int src_stride_u,
const uint8_t* src_v,
int src_stride_v,
uint8_t* dst_y,
int dst_stride_y,
uint8_t* dst_u,
int dst_stride_u,
uint8_t* dst_v,
int dst_stride_v,
int width,
int height,
enum libyuv::RotationMode mode) {
if (!src_y || !src_u || !src_v || width <= 0 || height == 0 || !dst_y ||
!dst_u || !dst_v) {
return -1;
}
// Negative height means invert the image.
if (height < 0) {
height = -height;
src_y = src_y + (height - 1) * src_stride_y;
src_u = src_u + (height - 1) * src_stride_u;
src_v = src_v + (height - 1) * src_stride_v;
src_stride_y = -src_stride_y;
src_stride_u = -src_stride_u;
src_stride_v = -src_stride_v;
}
switch (mode) {
case libyuv::kRotate0:
// copy frame
CopyPlane(src_y, src_stride_y, dst_y, dst_stride_y, width, height);
CopyPlane(src_u, src_stride_u, dst_u, dst_stride_u, width, height);
CopyPlane(src_v, src_stride_v, dst_v, dst_stride_v, width, height);
return 0;
case libyuv::kRotate90:
RotatePlane90(src_y, src_stride_y, dst_y, dst_stride_y, width, height);
RotatePlane90(src_u, src_stride_u, dst_u, dst_stride_u, width, height);
RotatePlane90(src_v, src_stride_v, dst_v, dst_stride_v, width, height);
return 0;
case libyuv::kRotate270:
RotatePlane270(src_y, src_stride_y, dst_y, dst_stride_y, width, height);
RotatePlane270(src_u, src_stride_u, dst_u, dst_stride_u, width, height);
RotatePlane270(src_v, src_stride_v, dst_v, dst_stride_v, width, height);
return 0;
case libyuv::kRotate180:
RotatePlane180(src_y, src_stride_y, dst_y, dst_stride_y, width, height);
RotatePlane180(src_u, src_stride_u, dst_u, dst_stride_u, width, height);
RotatePlane180(src_v, src_stride_v, dst_v, dst_stride_v, width, height);
return 0;
default:
break;
}
return -1;
}
LIBYUV_API
int NV12ToI420Rotate(const uint8_t* src_y,
int src_stride_y,