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https://chromium.googlesource.com/libyuv/libyuv
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98697ab033
d8 geomean speedup vs C compiled with -O2 -msimd128: File AMD Zen 3 ARM Neoverse-V2 row_wasm.cc 5.67x 3.24x scale_wasm.cc 5.47x 3.17x compare_wasm.cc 4.58x 5.77x rotate_wasm.cc 6.83x 6.03x Bug: None Change-Id: Ia06c805dc4029f94842c40e7301b2933beb8c1e5 Reviewed-on: https://chromium-review.googlesource.com/c/libyuv/libyuv/+/8524106 Reviewed-by: richard winterton <rrwinterton@gmail.com>
1277 lines
41 KiB
C++
1277 lines
41 KiB
C++
/*
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* Copyright 2012 The LibYuv Project Authors. All rights reserved.
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*
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* Use of this source code is governed by a BSD-style license
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* that can be found in the LICENSE file in the root of the source
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* tree. An additional intellectual property rights grant can be found
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* in the file PATENTS. All contributing project authors may
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* be found in the AUTHORS file in the root of the source tree.
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*/
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#include "libyuv/convert_from.h"
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#include <limits.h>
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#include <stdint.h>
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#include "libyuv/convert.h" // For I420Copy
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#include "libyuv/cpu_id.h"
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#include "libyuv/planar_functions.h"
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#include "libyuv/rotate.h"
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#include "libyuv/row.h"
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#include "libyuv/scale.h" // For ScalePlane()
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#include "libyuv/video_common.h"
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#ifdef __cplusplus
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namespace libyuv {
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extern "C" {
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#endif
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#define SUBSAMPLE(v, a, s) (v < 0) ? (-((-v + a) >> s)) : ((v + a) >> s)
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static __inline int Abs(int v) {
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return v >= 0 ? v : -v;
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}
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// I420 To any I4xx YUV format with mirroring.
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static int I420ToI4xx(const uint8_t* src_y,
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int src_stride_y,
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const uint8_t* src_u,
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int src_stride_u,
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const uint8_t* src_v,
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int src_stride_v,
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uint8_t* dst_y,
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int dst_stride_y,
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uint8_t* dst_u,
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int dst_stride_u,
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uint8_t* dst_v,
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int dst_stride_v,
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int src_y_width,
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int src_y_height,
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int dst_uv_width,
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int dst_uv_height) {
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const int src_uv_width = SUBSAMPLE(src_y_width, 1, 1);
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const int src_uv_height = SUBSAMPLE(src_y_height, 1, 1);
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int r;
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if ((!src_y && dst_y) || !src_u || !src_v || !dst_u || !dst_v ||
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src_y_width <= 0 || src_y_height == 0 || dst_uv_width <= 0 ||
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dst_uv_height <= 0) {
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return -1;
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}
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if (dst_y) {
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CopyPlane(src_y, src_stride_y, dst_y, dst_stride_y, src_y_width,
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src_y_height);
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}
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r = ScalePlane(src_u, src_stride_u, src_uv_width, src_uv_height, dst_u,
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dst_stride_u, dst_uv_width, dst_uv_height, kFilterBilinear);
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if (r != 0) {
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return r;
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}
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r = ScalePlane(src_v, src_stride_v, src_uv_width, src_uv_height, dst_v,
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dst_stride_v, dst_uv_width, dst_uv_height, kFilterBilinear);
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return r;
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}
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// Convert 8 bit YUV to 10 bit.
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LIBYUV_API
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int I420ToI010(const uint8_t* src_y,
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int src_stride_y,
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const uint8_t* src_u,
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int src_stride_u,
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const uint8_t* src_v,
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int src_stride_v,
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uint16_t* dst_y,
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int dst_stride_y,
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uint16_t* dst_u,
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int dst_stride_u,
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uint16_t* dst_v,
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int dst_stride_v,
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int width,
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int height) {
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int halfwidth = (width + 1) >> 1;
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int halfheight = (height + 1) >> 1;
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if ((!src_y && dst_y) || !src_u || !src_v || !dst_u || !dst_v || width <= 0 ||
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height == 0 || height == INT_MIN) {
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return -1;
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}
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// Negative height means invert the image.
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if (height < 0) {
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height = -height;
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halfheight = (height + 1) >> 1;
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if (src_y) {
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src_y = src_y + (ptrdiff_t)(height - 1) * src_stride_y;
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src_stride_y = -src_stride_y;
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}
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src_u = src_u + (ptrdiff_t)(halfheight - 1) * src_stride_u;
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src_v = src_v + (ptrdiff_t)(halfheight - 1) * src_stride_v;
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src_stride_u = -src_stride_u;
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src_stride_v = -src_stride_v;
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}
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// Convert Y plane.
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if (dst_y) {
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Convert8To16Plane(src_y, src_stride_y, dst_y, dst_stride_y, 1024, width,
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height);
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}
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// Convert UV planes.
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Convert8To16Plane(src_u, src_stride_u, dst_u, dst_stride_u, 1024, halfwidth,
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halfheight);
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Convert8To16Plane(src_v, src_stride_v, dst_v, dst_stride_v, 1024, halfwidth,
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halfheight);
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return 0;
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}
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// Convert 8 bit YUV to 12 bit.
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LIBYUV_API
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int I420ToI012(const uint8_t* src_y,
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int src_stride_y,
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const uint8_t* src_u,
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int src_stride_u,
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const uint8_t* src_v,
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int src_stride_v,
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uint16_t* dst_y,
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int dst_stride_y,
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uint16_t* dst_u,
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int dst_stride_u,
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uint16_t* dst_v,
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int dst_stride_v,
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int width,
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int height) {
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int halfwidth = (width + 1) >> 1;
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int halfheight = (height + 1) >> 1;
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if ((!src_y && dst_y) || !src_u || !src_v || !dst_u || !dst_v || width <= 0 ||
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height == 0 || height == INT_MIN) {
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return -1;
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}
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// Negative height means invert the image.
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if (height < 0) {
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height = -height;
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halfheight = (height + 1) >> 1;
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if (src_y) {
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src_y = src_y + (ptrdiff_t)(height - 1) * src_stride_y;
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src_stride_y = -src_stride_y;
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}
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src_u = src_u + (ptrdiff_t)(halfheight - 1) * src_stride_u;
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src_v = src_v + (ptrdiff_t)(halfheight - 1) * src_stride_v;
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src_stride_u = -src_stride_u;
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src_stride_v = -src_stride_v;
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}
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// Convert Y plane.
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if (dst_y) {
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Convert8To16Plane(src_y, src_stride_y, dst_y, dst_stride_y, 4096, width,
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height);
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}
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// Convert UV planes.
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Convert8To16Plane(src_u, src_stride_u, dst_u, dst_stride_u, 4096, halfwidth,
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halfheight);
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Convert8To16Plane(src_v, src_stride_v, dst_v, dst_stride_v, 4096, halfwidth,
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halfheight);
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return 0;
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}
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// 420 chroma is 1/2 width, 1/2 height
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// 422 chroma is 1/2 width, 1x height
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LIBYUV_API
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int I420ToI422(const uint8_t* src_y,
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int src_stride_y,
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const uint8_t* src_u,
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int src_stride_u,
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const uint8_t* src_v,
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int src_stride_v,
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uint8_t* dst_y,
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int dst_stride_y,
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uint8_t* dst_u,
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int dst_stride_u,
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uint8_t* dst_v,
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int dst_stride_v,
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int width,
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int height) {
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const int dst_uv_width = (Abs(width) + 1) >> 1;
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const int dst_uv_height = Abs(height);
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return I420ToI4xx(src_y, src_stride_y, src_u, src_stride_u, src_v,
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src_stride_v, dst_y, dst_stride_y, dst_u, dst_stride_u,
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dst_v, dst_stride_v, width, height, dst_uv_width,
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dst_uv_height);
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}
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// 420 chroma is 1/2 width, 1/2 height
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// 444 chroma is 1x width, 1x height
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LIBYUV_API
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int I420ToI444(const uint8_t* src_y,
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int src_stride_y,
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const uint8_t* src_u,
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int src_stride_u,
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const uint8_t* src_v,
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int src_stride_v,
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uint8_t* dst_y,
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int dst_stride_y,
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uint8_t* dst_u,
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int dst_stride_u,
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uint8_t* dst_v,
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int dst_stride_v,
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int width,
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int height) {
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const int dst_uv_width = Abs(width);
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const int dst_uv_height = Abs(height);
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return I420ToI4xx(src_y, src_stride_y, src_u, src_stride_u, src_v,
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src_stride_v, dst_y, dst_stride_y, dst_u, dst_stride_u,
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dst_v, dst_stride_v, width, height, dst_uv_width,
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dst_uv_height);
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}
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// 420 chroma to 444 chroma, 10/12 bit version
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LIBYUV_API
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int I010ToI410(const uint16_t* src_y,
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int src_stride_y,
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const uint16_t* src_u,
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int src_stride_u,
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const uint16_t* src_v,
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int src_stride_v,
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uint16_t* dst_y,
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int dst_stride_y,
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uint16_t* dst_u,
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int dst_stride_u,
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uint16_t* dst_v,
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int dst_stride_v,
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int width,
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int height) {
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int r;
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if ((!src_y && dst_y) || !src_u || !src_v || !dst_u || !dst_v || width <= 0 ||
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height == 0 || height == INT_MIN) {
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return -1;
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}
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if (dst_y) {
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CopyPlane_16(src_y, src_stride_y, dst_y, dst_stride_y, width, height);
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}
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r = ScalePlane_12(src_u, src_stride_u, SUBSAMPLE(width, 1, 1),
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SUBSAMPLE(height, 1, 1), dst_u, dst_stride_u, width,
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Abs(height), kFilterBilinear);
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if (r != 0) {
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return r;
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}
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r = ScalePlane_12(src_v, src_stride_v, SUBSAMPLE(width, 1, 1),
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SUBSAMPLE(height, 1, 1), dst_v, dst_stride_v, width,
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Abs(height), kFilterBilinear);
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return r;
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}
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// 422 chroma to 444 chroma, 10/12 bit version
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LIBYUV_API
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int I210ToI410(const uint16_t* src_y,
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int src_stride_y,
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const uint16_t* src_u,
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int src_stride_u,
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const uint16_t* src_v,
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int src_stride_v,
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uint16_t* dst_y,
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int dst_stride_y,
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uint16_t* dst_u,
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int dst_stride_u,
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uint16_t* dst_v,
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int dst_stride_v,
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int width,
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int height) {
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int r;
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if ((!src_y && dst_y) || !src_u || !src_v || !dst_u || !dst_v || width <= 0 ||
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height == 0 || height == INT_MIN) {
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return -1;
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}
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if (dst_y) {
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CopyPlane_16(src_y, src_stride_y, dst_y, dst_stride_y, width, height);
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}
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r = ScalePlane_12(src_u, src_stride_u, SUBSAMPLE(width, 1, 1), height, dst_u,
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dst_stride_u, width, Abs(height), kFilterBilinear);
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if (r != 0) {
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return r;
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}
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r = ScalePlane_12(src_v, src_stride_v, SUBSAMPLE(width, 1, 1), height, dst_v,
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dst_stride_v, width, Abs(height), kFilterBilinear);
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return r;
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}
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// 422 chroma is 1/2 width, 1x height
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// 444 chroma is 1x width, 1x height
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LIBYUV_API
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int I422ToI444(const uint8_t* src_y,
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int src_stride_y,
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const uint8_t* src_u,
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int src_stride_u,
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const uint8_t* src_v,
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int src_stride_v,
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uint8_t* dst_y,
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int dst_stride_y,
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uint8_t* dst_u,
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int dst_stride_u,
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uint8_t* dst_v,
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int dst_stride_v,
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int width,
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int height) {
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int r;
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if ((!src_y && dst_y) || !src_u || !src_v || !dst_u || !dst_v || width <= 0 ||
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height == 0 || height == INT_MIN) {
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return -1;
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}
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if (dst_y) {
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CopyPlane(src_y, src_stride_y, dst_y, dst_stride_y, width, height);
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}
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r = ScalePlane(src_u, src_stride_u, SUBSAMPLE(width, 1, 1), height, dst_u,
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dst_stride_u, width, Abs(height), kFilterBilinear);
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if (r != 0) {
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return r;
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}
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r = ScalePlane(src_v, src_stride_v, SUBSAMPLE(width, 1, 1), height, dst_v,
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dst_stride_v, width, Abs(height), kFilterBilinear);
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return r;
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}
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// Copy to I400. Source can be I420,422,444,400,NV12,NV21
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LIBYUV_API
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int I400Copy(const uint8_t* src_y,
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int src_stride_y,
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uint8_t* dst_y,
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int dst_stride_y,
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int width,
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int height) {
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if (!src_y || !dst_y || width <= 0 || height == 0 || height == INT_MIN) {
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return -1;
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}
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CopyPlane(src_y, src_stride_y, dst_y, dst_stride_y, width, height);
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return 0;
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}
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LIBYUV_API
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int I422ToYUY2(const uint8_t* src_y,
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int src_stride_y,
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const uint8_t* src_u,
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int src_stride_u,
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const uint8_t* src_v,
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int src_stride_v,
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uint8_t* dst_yuy2,
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int dst_stride_yuy2,
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int width,
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int height) {
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int y;
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void (*I422ToYUY2Row)(const uint8_t* src_y, const uint8_t* src_u,
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const uint8_t* src_v, uint8_t* dst_yuy2, int width) =
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I422ToYUY2Row_C;
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if (!src_y || !src_u || !src_v || !dst_yuy2 || width <= 0 || height == 0 ||
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height == INT_MIN) {
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return -1;
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}
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// Negative height means invert the image.
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if (height < 0) {
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height = -height;
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dst_yuy2 = dst_yuy2 + (ptrdiff_t)(height - 1) * dst_stride_yuy2;
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dst_stride_yuy2 = -dst_stride_yuy2;
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}
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// Coalesce rows.
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if (src_stride_y == width && src_stride_u * 2 == width &&
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src_stride_v * 2 == width && dst_stride_yuy2 == width * 2 &&
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(ptrdiff_t)width * height <= INT_MAX) {
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width *= height;
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height = 1;
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src_stride_y = src_stride_u = src_stride_v = dst_stride_yuy2 = 0;
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}
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#if defined(HAS_I422TOYUY2ROW_SSE2)
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if (TestCpuFlag(kCpuHasSSE2)) {
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I422ToYUY2Row = I422ToYUY2Row_Any_SSE2;
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if (IS_ALIGNED(width, 16)) {
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I422ToYUY2Row = I422ToYUY2Row_SSE2;
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}
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}
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#endif
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#if defined(HAS_I422TOYUY2ROW_AVX2)
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if (TestCpuFlag(kCpuHasAVX2)) {
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I422ToYUY2Row = I422ToYUY2Row_Any_AVX2;
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if (IS_ALIGNED(width, 32)) {
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I422ToYUY2Row = I422ToYUY2Row_AVX2;
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}
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}
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#endif
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#if defined(HAS_I422TOYUY2ROW_NEON)
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if (TestCpuFlag(kCpuHasNEON)) {
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I422ToYUY2Row = I422ToYUY2Row_Any_NEON;
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if (IS_ALIGNED(width, 16)) {
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I422ToYUY2Row = I422ToYUY2Row_NEON;
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}
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}
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#endif
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for (y = 0; y < height; ++y) {
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I422ToYUY2Row(src_y, src_u, src_v, dst_yuy2, width);
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src_y += src_stride_y;
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src_u += src_stride_u;
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src_v += src_stride_v;
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dst_yuy2 += dst_stride_yuy2;
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}
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return 0;
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}
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LIBYUV_API
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int I420ToYUY2(const uint8_t* src_y,
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int src_stride_y,
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const uint8_t* src_u,
|
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int src_stride_u,
|
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const uint8_t* src_v,
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int src_stride_v,
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uint8_t* dst_yuy2,
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int dst_stride_yuy2,
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int width,
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int height) {
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int y;
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void (*I422ToYUY2Row)(const uint8_t* src_y, const uint8_t* src_u,
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const uint8_t* src_v, uint8_t* dst_yuy2, int width) =
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I422ToYUY2Row_C;
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if (!src_y || !src_u || !src_v || !dst_yuy2 || width <= 0 || height == 0 ||
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height == INT_MIN) {
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return -1;
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}
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// Negative height means invert the image.
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if (height < 0) {
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height = -height;
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dst_yuy2 = dst_yuy2 + (ptrdiff_t)(height - 1) * dst_stride_yuy2;
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dst_stride_yuy2 = -dst_stride_yuy2;
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}
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#if defined(HAS_I422TOYUY2ROW_SSE2)
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if (TestCpuFlag(kCpuHasSSE2)) {
|
|
I422ToYUY2Row = I422ToYUY2Row_Any_SSE2;
|
|
if (IS_ALIGNED(width, 16)) {
|
|
I422ToYUY2Row = I422ToYUY2Row_SSE2;
|
|
}
|
|
}
|
|
#endif
|
|
#if defined(HAS_I422TOYUY2ROW_AVX2)
|
|
if (TestCpuFlag(kCpuHasAVX2)) {
|
|
I422ToYUY2Row = I422ToYUY2Row_Any_AVX2;
|
|
if (IS_ALIGNED(width, 32)) {
|
|
I422ToYUY2Row = I422ToYUY2Row_AVX2;
|
|
}
|
|
}
|
|
#endif
|
|
#if defined(HAS_I422TOYUY2ROW_NEON)
|
|
if (TestCpuFlag(kCpuHasNEON)) {
|
|
I422ToYUY2Row = I422ToYUY2Row_Any_NEON;
|
|
if (IS_ALIGNED(width, 16)) {
|
|
I422ToYUY2Row = I422ToYUY2Row_NEON;
|
|
}
|
|
}
|
|
#endif
|
|
#if defined(HAS_I422TOYUY2ROW_LSX)
|
|
if (TestCpuFlag(kCpuHasLSX)) {
|
|
I422ToYUY2Row = I422ToYUY2Row_Any_LSX;
|
|
if (IS_ALIGNED(width, 16)) {
|
|
I422ToYUY2Row = I422ToYUY2Row_LSX;
|
|
}
|
|
}
|
|
#endif
|
|
#if defined(HAS_I422TOYUY2ROW_LASX)
|
|
if (TestCpuFlag(kCpuHasLASX)) {
|
|
I422ToYUY2Row = I422ToYUY2Row_Any_LASX;
|
|
if (IS_ALIGNED(width, 32)) {
|
|
I422ToYUY2Row = I422ToYUY2Row_LASX;
|
|
}
|
|
}
|
|
#endif
|
|
|
|
for (y = 0; y < height - 1; y += 2) {
|
|
I422ToYUY2Row(src_y, src_u, src_v, dst_yuy2, width);
|
|
I422ToYUY2Row(src_y + src_stride_y, src_u, src_v,
|
|
dst_yuy2 + dst_stride_yuy2, width);
|
|
src_y += src_stride_y * 2;
|
|
src_u += src_stride_u;
|
|
src_v += src_stride_v;
|
|
dst_yuy2 += dst_stride_yuy2 * 2;
|
|
}
|
|
if (height & 1) {
|
|
I422ToYUY2Row(src_y, src_u, src_v, dst_yuy2, width);
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
LIBYUV_API
|
|
int I422ToUYVY(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_uyvy,
|
|
int dst_stride_uyvy,
|
|
int width,
|
|
int height) {
|
|
int y;
|
|
void (*I422ToUYVYRow)(const uint8_t* src_y, const uint8_t* src_u,
|
|
const uint8_t* src_v, uint8_t* dst_uyvy, int width) =
|
|
I422ToUYVYRow_C;
|
|
if (!src_y || !src_u || !src_v || !dst_uyvy || width <= 0 || height == 0 ||
|
|
height == INT_MIN) {
|
|
return -1;
|
|
}
|
|
// Negative height means invert the image.
|
|
if (height < 0) {
|
|
height = -height;
|
|
dst_uyvy = dst_uyvy + (ptrdiff_t)(height - 1) * dst_stride_uyvy;
|
|
dst_stride_uyvy = -dst_stride_uyvy;
|
|
}
|
|
// Coalesce rows.
|
|
if (src_stride_y == width && src_stride_u * 2 == width &&
|
|
src_stride_v * 2 == width && dst_stride_uyvy == width * 2 &&
|
|
(ptrdiff_t)width * height <= INT_MAX) {
|
|
width *= height;
|
|
height = 1;
|
|
src_stride_y = src_stride_u = src_stride_v = dst_stride_uyvy = 0;
|
|
}
|
|
#if defined(HAS_I422TOUYVYROW_SSE2)
|
|
if (TestCpuFlag(kCpuHasSSE2)) {
|
|
I422ToUYVYRow = I422ToUYVYRow_Any_SSE2;
|
|
if (IS_ALIGNED(width, 16)) {
|
|
I422ToUYVYRow = I422ToUYVYRow_SSE2;
|
|
}
|
|
}
|
|
#endif
|
|
#if defined(HAS_I422TOUYVYROW_AVX2)
|
|
if (TestCpuFlag(kCpuHasAVX2)) {
|
|
I422ToUYVYRow = I422ToUYVYRow_Any_AVX2;
|
|
if (IS_ALIGNED(width, 32)) {
|
|
I422ToUYVYRow = I422ToUYVYRow_AVX2;
|
|
}
|
|
}
|
|
#endif
|
|
#if defined(HAS_I422TOUYVYROW_NEON)
|
|
if (TestCpuFlag(kCpuHasNEON)) {
|
|
I422ToUYVYRow = I422ToUYVYRow_Any_NEON;
|
|
if (IS_ALIGNED(width, 16)) {
|
|
I422ToUYVYRow = I422ToUYVYRow_NEON;
|
|
}
|
|
}
|
|
#endif
|
|
#if defined(HAS_I422TOUYVYROW_LSX)
|
|
if (TestCpuFlag(kCpuHasLSX)) {
|
|
I422ToUYVYRow = I422ToUYVYRow_Any_LSX;
|
|
if (IS_ALIGNED(width, 16)) {
|
|
I422ToUYVYRow = I422ToUYVYRow_LSX;
|
|
}
|
|
}
|
|
#endif
|
|
#if defined(HAS_I422TOUYVYROW_LASX)
|
|
if (TestCpuFlag(kCpuHasLASX)) {
|
|
I422ToUYVYRow = I422ToUYVYRow_Any_LASX;
|
|
if (IS_ALIGNED(width, 32)) {
|
|
I422ToUYVYRow = I422ToUYVYRow_LASX;
|
|
}
|
|
}
|
|
#endif
|
|
|
|
for (y = 0; y < height; ++y) {
|
|
I422ToUYVYRow(src_y, src_u, src_v, dst_uyvy, width);
|
|
src_y += src_stride_y;
|
|
src_u += src_stride_u;
|
|
src_v += src_stride_v;
|
|
dst_uyvy += dst_stride_uyvy;
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
LIBYUV_API
|
|
int I420ToUYVY(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_uyvy,
|
|
int dst_stride_uyvy,
|
|
int width,
|
|
int height) {
|
|
int y;
|
|
void (*I422ToUYVYRow)(const uint8_t* src_y, const uint8_t* src_u,
|
|
const uint8_t* src_v, uint8_t* dst_uyvy, int width) =
|
|
I422ToUYVYRow_C;
|
|
if (!src_y || !src_u || !src_v || !dst_uyvy || width <= 0 || height == 0 ||
|
|
height == INT_MIN) {
|
|
return -1;
|
|
}
|
|
// Negative height means invert the image.
|
|
if (height < 0) {
|
|
height = -height;
|
|
dst_uyvy = dst_uyvy + (ptrdiff_t)(height - 1) * dst_stride_uyvy;
|
|
dst_stride_uyvy = -dst_stride_uyvy;
|
|
}
|
|
#if defined(HAS_I422TOUYVYROW_SSE2)
|
|
if (TestCpuFlag(kCpuHasSSE2)) {
|
|
I422ToUYVYRow = I422ToUYVYRow_Any_SSE2;
|
|
if (IS_ALIGNED(width, 16)) {
|
|
I422ToUYVYRow = I422ToUYVYRow_SSE2;
|
|
}
|
|
}
|
|
#endif
|
|
#if defined(HAS_I422TOUYVYROW_AVX2)
|
|
if (TestCpuFlag(kCpuHasAVX2)) {
|
|
I422ToUYVYRow = I422ToUYVYRow_Any_AVX2;
|
|
if (IS_ALIGNED(width, 32)) {
|
|
I422ToUYVYRow = I422ToUYVYRow_AVX2;
|
|
}
|
|
}
|
|
#endif
|
|
#if defined(HAS_I422TOUYVYROW_NEON)
|
|
if (TestCpuFlag(kCpuHasNEON)) {
|
|
I422ToUYVYRow = I422ToUYVYRow_Any_NEON;
|
|
if (IS_ALIGNED(width, 16)) {
|
|
I422ToUYVYRow = I422ToUYVYRow_NEON;
|
|
}
|
|
}
|
|
#endif
|
|
#if defined(HAS_I422TOUYVYROW_LSX)
|
|
if (TestCpuFlag(kCpuHasLSX)) {
|
|
I422ToUYVYRow = I422ToUYVYRow_Any_LSX;
|
|
if (IS_ALIGNED(width, 16)) {
|
|
I422ToUYVYRow = I422ToUYVYRow_LSX;
|
|
}
|
|
}
|
|
#endif
|
|
#if defined(HAS_I422TOUYVYROW_LASX)
|
|
if (TestCpuFlag(kCpuHasLASX)) {
|
|
I422ToUYVYRow = I422ToUYVYRow_Any_LASX;
|
|
if (IS_ALIGNED(width, 32)) {
|
|
I422ToUYVYRow = I422ToUYVYRow_LASX;
|
|
}
|
|
}
|
|
#endif
|
|
|
|
for (y = 0; y < height - 1; y += 2) {
|
|
I422ToUYVYRow(src_y, src_u, src_v, dst_uyvy, width);
|
|
I422ToUYVYRow(src_y + src_stride_y, src_u, src_v,
|
|
dst_uyvy + dst_stride_uyvy, width);
|
|
src_y += src_stride_y * 2;
|
|
src_u += src_stride_u;
|
|
src_v += src_stride_v;
|
|
dst_uyvy += dst_stride_uyvy * 2;
|
|
}
|
|
if (height & 1) {
|
|
I422ToUYVYRow(src_y, src_u, src_v, dst_uyvy, width);
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
LIBYUV_API
|
|
int I420ToNV12(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_uv,
|
|
int dst_stride_uv,
|
|
int width,
|
|
int height) {
|
|
int halfwidth = (width + 1) / 2;
|
|
int halfheight = (height + 1) / 2;
|
|
if ((!src_y && dst_y) || !src_u || !src_v || !dst_uv || width <= 0 ||
|
|
height == 0 || height == INT_MIN) {
|
|
return -1;
|
|
}
|
|
// Negative height means invert the image.
|
|
if (height < 0) {
|
|
height = -height;
|
|
halfheight = (height + 1) >> 1;
|
|
src_y = src_y + (ptrdiff_t)(height - 1) * src_stride_y;
|
|
src_u = src_u + (ptrdiff_t)(halfheight - 1) * src_stride_u;
|
|
src_v = src_v + (ptrdiff_t)(halfheight - 1) * src_stride_v;
|
|
src_stride_y = -src_stride_y;
|
|
src_stride_u = -src_stride_u;
|
|
src_stride_v = -src_stride_v;
|
|
}
|
|
if (dst_y) {
|
|
CopyPlane(src_y, src_stride_y, dst_y, dst_stride_y, width, height);
|
|
}
|
|
MergeUVPlane(src_u, src_stride_u, src_v, src_stride_v, dst_uv, dst_stride_uv,
|
|
halfwidth, halfheight);
|
|
return 0;
|
|
}
|
|
|
|
LIBYUV_API
|
|
int I420ToNV21(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_vu,
|
|
int dst_stride_vu,
|
|
int width,
|
|
int height) {
|
|
return I420ToNV12(src_y, src_stride_y, src_v, src_stride_v, src_u,
|
|
src_stride_u, dst_y, dst_stride_y, dst_vu, dst_stride_vu,
|
|
width, height);
|
|
}
|
|
|
|
static int I4xxToPxxx(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,
|
|
uint16_t* dst_y,
|
|
int dst_stride_y,
|
|
uint16_t* dst_uv,
|
|
int dst_stride_uv,
|
|
int width,
|
|
int height,
|
|
int subsample_x,
|
|
int subsample_y) {
|
|
int y;
|
|
int uv_width;
|
|
int uv_height;
|
|
int row_stride;
|
|
void (*Convert8To16Row)(const uint8_t* src_y, uint16_t* dst_y, int bits,
|
|
int width) = Convert8To16Row_C;
|
|
void (*MergeUVRow_16)(const uint16_t* src_u, const uint16_t* src_v,
|
|
uint16_t* dst_uv, int depth, int width) =
|
|
MergeUVRow_16_C;
|
|
if ((!src_y && dst_y) || !src_u || !src_v || !dst_y || !dst_uv ||
|
|
width <= 0 || height == 0 || height == INT_MIN) {
|
|
return -1;
|
|
}
|
|
if (height < 0) {
|
|
height = -height;
|
|
uv_height = SUBSAMPLE(height, subsample_y, subsample_y);
|
|
src_y = src_y + (ptrdiff_t)(height - 1) * src_stride_y;
|
|
src_u = src_u + (ptrdiff_t)(uv_height - 1) * src_stride_u;
|
|
src_v = src_v + (ptrdiff_t)(uv_height - 1) * src_stride_v;
|
|
src_stride_y = -src_stride_y;
|
|
src_stride_u = -src_stride_u;
|
|
src_stride_v = -src_stride_v;
|
|
} else {
|
|
uv_height = SUBSAMPLE(height, subsample_y, subsample_y);
|
|
}
|
|
uv_width = SUBSAMPLE(width, subsample_x, subsample_x);
|
|
|
|
Convert8To16Plane(src_y, src_stride_y, dst_y, dst_stride_y, 10, width,
|
|
height);
|
|
ConvertToMSBPlane_16(dst_y, dst_stride_y, dst_y, dst_stride_y, width, height,
|
|
10);
|
|
|
|
#if defined(HAS_CONVERT8TO16ROW_SSE2)
|
|
if (TestCpuFlag(kCpuHasSSE2)) {
|
|
Convert8To16Row = Convert8To16Row_Any_SSE2;
|
|
if (IS_ALIGNED(uv_width, 16)) {
|
|
Convert8To16Row = Convert8To16Row_SSE2;
|
|
}
|
|
}
|
|
#endif
|
|
#if defined(HAS_CONVERT8TO16ROW_AVX2)
|
|
if (TestCpuFlag(kCpuHasAVX2)) {
|
|
Convert8To16Row = Convert8To16Row_Any_AVX2;
|
|
if (IS_ALIGNED(uv_width, 32)) {
|
|
Convert8To16Row = Convert8To16Row_AVX2;
|
|
}
|
|
}
|
|
#endif
|
|
#if defined(HAS_CONVERT8TO16ROW_AVX512BW)
|
|
if (TestCpuFlag(kCpuHasAVX512BW)) {
|
|
Convert8To16Row = Convert8To16Row_Any_AVX512BW;
|
|
if (IS_ALIGNED(uv_width, 64)) {
|
|
Convert8To16Row = Convert8To16Row_AVX512BW;
|
|
}
|
|
}
|
|
#endif
|
|
#if defined(HAS_CONVERT8TO16ROW_NEON)
|
|
if (TestCpuFlag(kCpuHasNEON)) {
|
|
Convert8To16Row = Convert8To16Row_Any_NEON;
|
|
if (IS_ALIGNED(uv_width, 16)) {
|
|
Convert8To16Row = Convert8To16Row_NEON;
|
|
}
|
|
}
|
|
#endif
|
|
#if defined(HAS_CONVERT8TO16ROW_SME)
|
|
if (TestCpuFlag(kCpuHasSME)) {
|
|
Convert8To16Row = Convert8To16Row_SME;
|
|
}
|
|
#endif
|
|
#if defined(HAS_CONVERT8TO16ROW_RVV)
|
|
if (TestCpuFlag(kCpuHasRVV)) {
|
|
Convert8To16Row = Convert8To16Row_RVV;
|
|
}
|
|
#endif
|
|
#if defined(HAS_CONVERT8TO16ROW_WASMSIMD)
|
|
if (TestCpuFlag(kCpuHasWASMSIMD)) {
|
|
Convert8To16Row = Convert8To16Row_Any_WASMSIMD;
|
|
if (IS_ALIGNED(uv_width, 16)) {
|
|
Convert8To16Row = Convert8To16Row_WASMSIMD;
|
|
}
|
|
}
|
|
#endif
|
|
#if defined(HAS_MERGEUVROW_16_AVX2)
|
|
if (TestCpuFlag(kCpuHasAVX2)) {
|
|
MergeUVRow_16 = MergeUVRow_16_Any_AVX2;
|
|
if (IS_ALIGNED(uv_width, 8)) {
|
|
MergeUVRow_16 = MergeUVRow_16_AVX2;
|
|
}
|
|
}
|
|
#endif
|
|
#if defined(HAS_MERGEUVROW_16_NEON)
|
|
if (TestCpuFlag(kCpuHasNEON)) {
|
|
MergeUVRow_16 = MergeUVRow_16_Any_NEON;
|
|
if (IS_ALIGNED(uv_width, 8)) {
|
|
MergeUVRow_16 = MergeUVRow_16_NEON;
|
|
}
|
|
}
|
|
#endif
|
|
#if defined(HAS_MERGEUVROW_16_SME)
|
|
if (TestCpuFlag(kCpuHasSME)) {
|
|
MergeUVRow_16 = MergeUVRow_16_SME;
|
|
}
|
|
#endif
|
|
|
|
row_stride = (uv_width + 31) & ~31;
|
|
align_buffer_64(row_u, (size_t)row_stride * sizeof(uint16_t) * 2u);
|
|
if (!row_u) {
|
|
return 1;
|
|
}
|
|
{
|
|
uint16_t* row_u16 = (uint16_t*)row_u;
|
|
uint16_t* row_v16 = row_u16 + row_stride;
|
|
for (y = 0; y < uv_height; ++y) {
|
|
Convert8To16Row(src_u, row_u16, 10, uv_width);
|
|
Convert8To16Row(src_v, row_v16, 10, uv_width);
|
|
MergeUVRow_16(row_u16, row_v16, dst_uv, 10, uv_width);
|
|
src_u += src_stride_u;
|
|
src_v += src_stride_v;
|
|
dst_uv += dst_stride_uv;
|
|
}
|
|
}
|
|
free_aligned_buffer_64(row_u);
|
|
return 0;
|
|
}
|
|
|
|
LIBYUV_API
|
|
int I420ToP010(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,
|
|
uint16_t* dst_y,
|
|
int dst_stride_y,
|
|
uint16_t* dst_uv,
|
|
int dst_stride_uv,
|
|
int width,
|
|
int height) {
|
|
return I4xxToPxxx(src_y, src_stride_y, src_u, src_stride_u, src_v,
|
|
src_stride_v, dst_y, dst_stride_y, dst_uv, dst_stride_uv,
|
|
width, height, 1, 1);
|
|
}
|
|
|
|
LIBYUV_API
|
|
int I422ToP210(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,
|
|
uint16_t* dst_y,
|
|
int dst_stride_y,
|
|
uint16_t* dst_uv,
|
|
int dst_stride_uv,
|
|
int width,
|
|
int height) {
|
|
return I4xxToPxxx(src_y, src_stride_y, src_u, src_stride_u, src_v,
|
|
src_stride_v, dst_y, dst_stride_y, dst_uv, dst_stride_uv,
|
|
width, height, 1, 0);
|
|
}
|
|
|
|
LIBYUV_API
|
|
int I444ToP410(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,
|
|
uint16_t* dst_y,
|
|
int dst_stride_y,
|
|
uint16_t* dst_uv,
|
|
int dst_stride_uv,
|
|
int width,
|
|
int height) {
|
|
return I4xxToPxxx(src_y, src_stride_y, src_u, src_stride_u, src_v,
|
|
src_stride_v, dst_y, dst_stride_y, dst_uv, dst_stride_uv,
|
|
width, height, 0, 0);
|
|
}
|
|
|
|
static int I420ToPxxx(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,
|
|
uint16_t* dst_y,
|
|
int dst_stride_y,
|
|
uint16_t* dst_uv,
|
|
int dst_stride_uv,
|
|
int width,
|
|
int height,
|
|
int dst_uv_width,
|
|
int (*i4xx_to_pxxx)(const uint8_t*,
|
|
int,
|
|
const uint8_t*,
|
|
int,
|
|
const uint8_t*,
|
|
int,
|
|
uint16_t*,
|
|
int,
|
|
uint16_t*,
|
|
int,
|
|
int,
|
|
int)) {
|
|
int r;
|
|
int abs_height;
|
|
uint64_t uv_size;
|
|
uint64_t total;
|
|
if ((!src_y && dst_y) || !src_u || !src_v || !dst_y || !dst_uv ||
|
|
width <= 0 || height == 0 || height == INT_MIN) {
|
|
return -1;
|
|
}
|
|
abs_height = Abs(height);
|
|
if (height < 0) {
|
|
const int src_uv_height = SUBSAMPLE(abs_height, 1, 1);
|
|
src_y = src_y + (ptrdiff_t)(abs_height - 1) * src_stride_y;
|
|
src_u = src_u + (ptrdiff_t)(src_uv_height - 1) * src_stride_u;
|
|
src_v = src_v + (ptrdiff_t)(src_uv_height - 1) * src_stride_v;
|
|
src_stride_y = -src_stride_y;
|
|
src_stride_u = -src_stride_u;
|
|
src_stride_v = -src_stride_v;
|
|
height = abs_height;
|
|
}
|
|
uv_size = (uint64_t)dst_uv_width * (uint64_t)abs_height;
|
|
total = uv_size * 2u;
|
|
if (total > SIZE_MAX) {
|
|
return 1;
|
|
}
|
|
align_buffer_64(plane_u, (size_t)total);
|
|
if (!plane_u) {
|
|
return 1;
|
|
}
|
|
{
|
|
uint8_t* tmp_u = plane_u;
|
|
uint8_t* tmp_v = plane_u + uv_size;
|
|
r = I420ToI4xx(src_y, src_stride_y, src_u, src_stride_u, src_v,
|
|
src_stride_v, NULL, 0, tmp_u, dst_uv_width, tmp_v,
|
|
dst_uv_width, width, height, dst_uv_width, abs_height);
|
|
if (!r) {
|
|
r = i4xx_to_pxxx(src_y, src_stride_y, tmp_u, dst_uv_width, tmp_v,
|
|
dst_uv_width, dst_y, dst_stride_y, dst_uv, dst_stride_uv,
|
|
width, height);
|
|
}
|
|
}
|
|
free_aligned_buffer_64(plane_u);
|
|
return r;
|
|
}
|
|
|
|
LIBYUV_API
|
|
int I420ToP210(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,
|
|
uint16_t* dst_y,
|
|
int dst_stride_y,
|
|
uint16_t* dst_uv,
|
|
int dst_stride_uv,
|
|
int width,
|
|
int height) {
|
|
return I420ToPxxx(src_y, src_stride_y, src_u, src_stride_u, src_v,
|
|
src_stride_v, dst_y, dst_stride_y, dst_uv, dst_stride_uv,
|
|
width, height, (Abs(width) + 1) >> 1, I422ToP210);
|
|
}
|
|
|
|
LIBYUV_API
|
|
int I420ToP410(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,
|
|
uint16_t* dst_y,
|
|
int dst_stride_y,
|
|
uint16_t* dst_uv,
|
|
int dst_stride_uv,
|
|
int width,
|
|
int height) {
|
|
return I420ToPxxx(src_y, src_stride_y, src_u, src_stride_u, src_v,
|
|
src_stride_v, dst_y, dst_stride_y, dst_uv, dst_stride_uv,
|
|
width, height, Abs(width), I444ToP410);
|
|
}
|
|
|
|
// Convert I420 to specified format
|
|
LIBYUV_API
|
|
int ConvertFromI420(const uint8_t* y,
|
|
int y_stride,
|
|
const uint8_t* u,
|
|
int u_stride,
|
|
const uint8_t* v,
|
|
int v_stride,
|
|
uint8_t* dst_sample,
|
|
int dst_sample_stride,
|
|
int width,
|
|
int height,
|
|
uint32_t fourcc) {
|
|
uint32_t format = CanonicalFourCC(fourcc);
|
|
int r = 0;
|
|
if (!y || !u || !v || !dst_sample || width <= 0 || height == 0 ||
|
|
height == INT_MIN) {
|
|
return -1;
|
|
}
|
|
switch (format) {
|
|
// Single plane formats
|
|
case FOURCC_YUY2:
|
|
r = I420ToYUY2(y, y_stride, u, u_stride, v, v_stride, dst_sample,
|
|
dst_sample_stride ? dst_sample_stride : width * 2, width,
|
|
height);
|
|
break;
|
|
case FOURCC_UYVY:
|
|
r = I420ToUYVY(y, y_stride, u, u_stride, v, v_stride, dst_sample,
|
|
dst_sample_stride ? dst_sample_stride : width * 2, width,
|
|
height);
|
|
break;
|
|
case FOURCC_RGBP:
|
|
r = I420ToRGB565(y, y_stride, u, u_stride, v, v_stride, dst_sample,
|
|
dst_sample_stride ? dst_sample_stride : width * 2, width,
|
|
height);
|
|
break;
|
|
case FOURCC_RGBO:
|
|
r = I420ToARGB1555(y, y_stride, u, u_stride, v, v_stride, dst_sample,
|
|
dst_sample_stride ? dst_sample_stride : width * 2,
|
|
width, height);
|
|
break;
|
|
case FOURCC_R444:
|
|
r = I420ToARGB4444(y, y_stride, u, u_stride, v, v_stride, dst_sample,
|
|
dst_sample_stride ? dst_sample_stride : width * 2,
|
|
width, height);
|
|
break;
|
|
case FOURCC_24BG:
|
|
r = I420ToRGB24(y, y_stride, u, u_stride, v, v_stride, dst_sample,
|
|
dst_sample_stride ? dst_sample_stride : width * 3, width,
|
|
height);
|
|
break;
|
|
case FOURCC_RAW:
|
|
r = I420ToRAW(y, y_stride, u, u_stride, v, v_stride, dst_sample,
|
|
dst_sample_stride ? dst_sample_stride : width * 3, width,
|
|
height);
|
|
break;
|
|
case FOURCC_ARGB:
|
|
r = I420ToARGB(y, y_stride, u, u_stride, v, v_stride, dst_sample,
|
|
dst_sample_stride ? dst_sample_stride : width * 4, width,
|
|
height);
|
|
break;
|
|
case FOURCC_BGRA:
|
|
r = I420ToBGRA(y, y_stride, u, u_stride, v, v_stride, dst_sample,
|
|
dst_sample_stride ? dst_sample_stride : width * 4, width,
|
|
height);
|
|
break;
|
|
case FOURCC_ABGR:
|
|
r = I420ToABGR(y, y_stride, u, u_stride, v, v_stride, dst_sample,
|
|
dst_sample_stride ? dst_sample_stride : width * 4, width,
|
|
height);
|
|
break;
|
|
case FOURCC_RGBA:
|
|
r = I420ToRGBA(y, y_stride, u, u_stride, v, v_stride, dst_sample,
|
|
dst_sample_stride ? dst_sample_stride : width * 4, width,
|
|
height);
|
|
break;
|
|
case FOURCC_AR30:
|
|
r = I420ToAR30(y, y_stride, u, u_stride, v, v_stride, dst_sample,
|
|
dst_sample_stride ? dst_sample_stride : width * 4, width,
|
|
height);
|
|
break;
|
|
case FOURCC_I400:
|
|
r = I400Copy(y, y_stride, dst_sample,
|
|
dst_sample_stride ? dst_sample_stride : width, width,
|
|
height);
|
|
break;
|
|
case FOURCC_NV12: {
|
|
int dst_y_stride = dst_sample_stride ? dst_sample_stride : width;
|
|
uint8_t* dst_uv = dst_sample + (ptrdiff_t)dst_y_stride * height;
|
|
r = I420ToNV12(y, y_stride, u, u_stride, v, v_stride, dst_sample,
|
|
dst_sample_stride ? dst_sample_stride : width, dst_uv,
|
|
dst_sample_stride ? dst_sample_stride : width, width,
|
|
height);
|
|
break;
|
|
}
|
|
case FOURCC_NV21: {
|
|
int dst_y_stride = dst_sample_stride ? dst_sample_stride : width;
|
|
uint8_t* dst_vu = dst_sample + (ptrdiff_t)dst_y_stride * height;
|
|
r = I420ToNV21(y, y_stride, u, u_stride, v, v_stride, dst_sample,
|
|
dst_sample_stride ? dst_sample_stride : width, dst_vu,
|
|
dst_sample_stride ? dst_sample_stride : width, width,
|
|
height);
|
|
break;
|
|
}
|
|
case FOURCC_NV16: {
|
|
int dst_y_stride = dst_sample_stride ? dst_sample_stride : width;
|
|
int dst_uv_stride = dst_sample_stride ? dst_sample_stride : width;
|
|
uint8_t* dst_uv = dst_sample + (ptrdiff_t)dst_y_stride * height;
|
|
int halfwidth = (width + 1) / 2;
|
|
int halfheight = (height + 1) / 2;
|
|
CopyPlane(y, y_stride, dst_sample, dst_y_stride, width, height);
|
|
MergeUVPlane(u, u_stride, v, v_stride, dst_uv, dst_uv_stride * 2,
|
|
halfwidth, halfheight);
|
|
if (height > 1) {
|
|
MergeUVPlane(u, u_stride, v, v_stride, dst_uv + dst_uv_stride,
|
|
dst_uv_stride * 2, halfwidth, height / 2);
|
|
}
|
|
r = 0;
|
|
break;
|
|
}
|
|
case FOURCC_NV24: {
|
|
int dst_y_stride = dst_sample_stride ? dst_sample_stride : width;
|
|
int dst_uv_stride = dst_sample_stride ? dst_sample_stride * 2 : width * 2;
|
|
uint8_t* dst_uv = dst_sample + (ptrdiff_t)dst_y_stride * height;
|
|
align_buffer_64(temp_u, (size_t)width * height);
|
|
align_buffer_64(temp_v, (size_t)width * height);
|
|
if (!temp_u || !temp_v) {
|
|
free_aligned_buffer_64(temp_u);
|
|
free_aligned_buffer_64(temp_v);
|
|
return 1;
|
|
}
|
|
r = I420ToI444(y, y_stride, u, u_stride, v, v_stride, dst_sample,
|
|
dst_y_stride, temp_u, width, temp_v, width, width, height);
|
|
if (r == 0) {
|
|
MergeUVPlane(temp_u, width, temp_v, width, dst_uv, dst_uv_stride, width,
|
|
height);
|
|
}
|
|
free_aligned_buffer_64(temp_u);
|
|
free_aligned_buffer_64(temp_v);
|
|
break;
|
|
}
|
|
case FOURCC_P010:
|
|
case FOURCC_P210: {
|
|
const int abs_height = Abs(height);
|
|
const int uv_min = ((width + 1) / 2) * 2;
|
|
int dst_stride_y;
|
|
int dst_stride_uv;
|
|
uint16_t* dst_y16;
|
|
uint16_t* dst_uv16;
|
|
if (dst_sample_stride == 0) {
|
|
dst_stride_y = width;
|
|
dst_stride_uv = uv_min;
|
|
} else {
|
|
if (dst_sample_stride & 1) {
|
|
return -1;
|
|
}
|
|
dst_stride_y = dst_sample_stride / 2;
|
|
dst_stride_uv = dst_sample_stride / 2;
|
|
if (Abs(dst_stride_uv) < uv_min) {
|
|
return -1;
|
|
}
|
|
}
|
|
dst_y16 = (uint16_t*)dst_sample;
|
|
dst_uv16 = dst_y16 + (ptrdiff_t)dst_stride_y * abs_height;
|
|
if (format == FOURCC_P010) {
|
|
r = I420ToP010(y, y_stride, u, u_stride, v, v_stride, dst_y16,
|
|
dst_stride_y, dst_uv16, dst_stride_uv, width, height);
|
|
} else {
|
|
r = I420ToP210(y, y_stride, u, u_stride, v, v_stride, dst_y16,
|
|
dst_stride_y, dst_uv16, dst_stride_uv, width, height);
|
|
}
|
|
break;
|
|
}
|
|
case FOURCC_P410: {
|
|
const int abs_height = Abs(height);
|
|
const int uv_min = width * 2;
|
|
int dst_stride_y;
|
|
int dst_stride_uv;
|
|
uint16_t* dst_y16;
|
|
uint16_t* dst_uv16;
|
|
if (dst_sample_stride == 0) {
|
|
dst_stride_y = width;
|
|
dst_stride_uv = uv_min;
|
|
} else {
|
|
if (dst_sample_stride & 1) {
|
|
return -1;
|
|
}
|
|
dst_stride_y = dst_sample_stride / 2;
|
|
dst_stride_uv = dst_sample_stride;
|
|
if (Abs(dst_stride_uv) < uv_min) {
|
|
return -1;
|
|
}
|
|
}
|
|
dst_y16 = (uint16_t*)dst_sample;
|
|
dst_uv16 = dst_y16 + (ptrdiff_t)dst_stride_y * abs_height;
|
|
r = I420ToP410(y, y_stride, u, u_stride, v, v_stride, dst_y16,
|
|
dst_stride_y, dst_uv16, dst_stride_uv, width, height);
|
|
break;
|
|
}
|
|
// Triplanar formats
|
|
case FOURCC_I420:
|
|
case FOURCC_YV12: {
|
|
dst_sample_stride = dst_sample_stride ? dst_sample_stride : width;
|
|
int halfstride = (dst_sample_stride + 1) / 2;
|
|
int halfheight = (height + 1) / 2;
|
|
uint8_t* dst_u;
|
|
uint8_t* dst_v;
|
|
if (format == FOURCC_YV12) {
|
|
dst_v = dst_sample + (ptrdiff_t)dst_sample_stride * height;
|
|
dst_u = dst_v + (ptrdiff_t)halfstride * halfheight;
|
|
} else {
|
|
dst_u = dst_sample + (ptrdiff_t)dst_sample_stride * height;
|
|
dst_v = dst_u + (ptrdiff_t)halfstride * halfheight;
|
|
}
|
|
r = I420Copy(y, y_stride, u, u_stride, v, v_stride, dst_sample,
|
|
dst_sample_stride, dst_u, halfstride, dst_v, halfstride,
|
|
width, height);
|
|
break;
|
|
}
|
|
case FOURCC_I422:
|
|
case FOURCC_YV16: {
|
|
dst_sample_stride = dst_sample_stride ? dst_sample_stride : width;
|
|
int halfstride = (dst_sample_stride + 1) / 2;
|
|
uint8_t* dst_u;
|
|
uint8_t* dst_v;
|
|
if (format == FOURCC_YV16) {
|
|
dst_v = dst_sample + (ptrdiff_t)dst_sample_stride * height;
|
|
dst_u = dst_v + (ptrdiff_t)halfstride * height;
|
|
} else {
|
|
dst_u = dst_sample + (ptrdiff_t)dst_sample_stride * height;
|
|
dst_v = dst_u + (ptrdiff_t)halfstride * height;
|
|
}
|
|
r = I420ToI422(y, y_stride, u, u_stride, v, v_stride, dst_sample,
|
|
dst_sample_stride, dst_u, halfstride, dst_v, halfstride,
|
|
width, height);
|
|
break;
|
|
}
|
|
case FOURCC_I444:
|
|
case FOURCC_YV24: {
|
|
dst_sample_stride = dst_sample_stride ? dst_sample_stride : width;
|
|
uint8_t* dst_u;
|
|
uint8_t* dst_v;
|
|
if (format == FOURCC_YV24) {
|
|
dst_v = dst_sample + (ptrdiff_t)dst_sample_stride * height;
|
|
dst_u = dst_v + (ptrdiff_t)dst_sample_stride * height;
|
|
} else {
|
|
dst_u = dst_sample + (ptrdiff_t)dst_sample_stride * height;
|
|
dst_v = dst_u + (ptrdiff_t)dst_sample_stride * height;
|
|
}
|
|
r = I420ToI444(y, y_stride, u, u_stride, v, v_stride, dst_sample,
|
|
dst_sample_stride, dst_u, dst_sample_stride, dst_v,
|
|
dst_sample_stride, width, height);
|
|
break;
|
|
}
|
|
// Formats not supported - MJPG, biplanar, some rgb formats.
|
|
default:
|
|
return -1; // unknown fourcc - return failure code.
|
|
}
|
|
return r;
|
|
}
|
|
|
|
#ifdef __cplusplus
|
|
} // extern "C"
|
|
} // namespace libyuv
|
|
#endif
|