mirror of
https://github.com/mollyim/webrtc.git
synced 2025-05-14 06:10:40 +01:00
1389c4b594
This CL adds support for I410 buffers (444 10 bits) and modify vp9 and h264 for being able to convert input buffer to it when appropiate. Bug: webrtc:14818 Change-Id: I2fb3dc9d80c5338944c6df74dd6217a0454180d9 Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/290721 Reviewed-by: Harald Alvestrand <hta@webrtc.org> Reviewed-by: Sergey Silkin <ssilkin@webrtc.org> Reviewed-by: Erik Språng <sprang@webrtc.org> Reviewed-by: Ilya Nikolaevskiy <ilnik@webrtc.org> Reviewed-by: Åsa Persson <asapersson@webrtc.org> Commit-Queue: Ilya Nikolaevskiy <ilnik@webrtc.org> Cr-Commit-Position: refs/heads/main@{#39123}
120 lines
3.9 KiB
C++
120 lines
3.9 KiB
C++
|
|
/*
|
|
* Copyright (c) 2023 The WebRTC project authors. All Rights Reserved.
|
|
*
|
|
* Use of this source code is governed by a BSD-style license
|
|
* that can be found in the LICENSE file in the root of the source
|
|
* tree. An additional intellectual property rights grant can be found
|
|
* in the file PATENTS. All contributing project authors may
|
|
* be found in the AUTHORS file in the root of the source tree.
|
|
*/
|
|
|
|
#include "api/video/i410_buffer.h"
|
|
|
|
#include "api/video/i420_buffer.h"
|
|
#include "test/frame_utils.h"
|
|
#include "test/gmock.h"
|
|
#include "test/gtest.h"
|
|
|
|
namespace webrtc {
|
|
|
|
namespace {
|
|
constexpr uint16_t kYValue = 4;
|
|
constexpr uint16_t kUValue = 8;
|
|
constexpr uint16_t kVValue = 16;
|
|
|
|
int GetY(rtc::scoped_refptr<I410BufferInterface> buf, int col, int row) {
|
|
return buf->DataY()[row * buf->StrideY() + col];
|
|
}
|
|
|
|
int GetU(rtc::scoped_refptr<I410BufferInterface> buf, int col, int row) {
|
|
return buf->DataU()[row * buf->StrideU() + col];
|
|
}
|
|
|
|
int GetV(rtc::scoped_refptr<I410BufferInterface> buf, int col, int row) {
|
|
return buf->DataV()[row * buf->StrideV() + col];
|
|
}
|
|
|
|
void FillI410Buffer(rtc::scoped_refptr<I410Buffer> buf) {
|
|
for (int row = 0; row < buf->height(); ++row) {
|
|
for (int col = 0; col < buf->width(); ++col) {
|
|
buf->MutableDataY()[row * buf->StrideY() + col] = kYValue;
|
|
buf->MutableDataU()[row * buf->StrideU() + col] = kUValue;
|
|
buf->MutableDataV()[row * buf->StrideV() + col] = kVValue;
|
|
}
|
|
}
|
|
}
|
|
|
|
} // namespace
|
|
|
|
TEST(I410BufferTest, InitialData) {
|
|
constexpr int stride = 3;
|
|
constexpr int width = 3;
|
|
constexpr int height = 3;
|
|
|
|
rtc::scoped_refptr<I410Buffer> i410_buffer(I410Buffer::Create(width, height));
|
|
EXPECT_EQ(width, i410_buffer->width());
|
|
EXPECT_EQ(height, i410_buffer->height());
|
|
EXPECT_EQ(stride, i410_buffer->StrideY());
|
|
EXPECT_EQ(stride, i410_buffer->StrideU());
|
|
EXPECT_EQ(stride, i410_buffer->StrideV());
|
|
EXPECT_EQ(3, i410_buffer->ChromaWidth());
|
|
EXPECT_EQ(3, i410_buffer->ChromaHeight());
|
|
}
|
|
|
|
TEST(I410BufferTest, ReadPixels) {
|
|
constexpr int width = 3;
|
|
constexpr int height = 3;
|
|
|
|
rtc::scoped_refptr<I410Buffer> i410_buffer(I410Buffer::Create(width, height));
|
|
FillI410Buffer(i410_buffer);
|
|
for (int row = 0; row < height; row++) {
|
|
for (int col = 0; col < width; col++) {
|
|
EXPECT_EQ(kYValue, GetY(i410_buffer, col, row));
|
|
EXPECT_EQ(kUValue, GetU(i410_buffer, col, row));
|
|
EXPECT_EQ(kVValue, GetV(i410_buffer, col, row));
|
|
}
|
|
}
|
|
}
|
|
|
|
TEST(I410BufferTest, ToI420) {
|
|
// libyuv I410ToI420 only handles correctly even sizes and skips last row/col
|
|
// if odd.
|
|
constexpr int width = 4;
|
|
constexpr int height = 4;
|
|
constexpr int size_y = width * height;
|
|
constexpr int size_u = (width + 1) / 2 * (height + 1) / 2;
|
|
constexpr int size_v = (width + 1) / 2 * (height + 1) / 2;
|
|
rtc::scoped_refptr<I420Buffer> reference(I420Buffer::Create(width, height));
|
|
// I410 is 10-bit while I420 is 8 bit, so last 2 bits would be discarded.
|
|
memset(reference->MutableDataY(), kYValue >> 2, size_y);
|
|
memset(reference->MutableDataU(), kUValue >> 2, size_u);
|
|
memset(reference->MutableDataV(), kVValue >> 2, size_v);
|
|
|
|
rtc::scoped_refptr<I410Buffer> i410_buffer(I410Buffer::Create(width, height));
|
|
FillI410Buffer(i410_buffer);
|
|
|
|
// Confirm YUV values are as expected.
|
|
for (int row = 0; row < height; row++) {
|
|
for (int col = 0; col < width; col++) {
|
|
EXPECT_EQ(kYValue, GetY(i410_buffer, col, row));
|
|
EXPECT_EQ(kUValue, GetU(i410_buffer, col, row));
|
|
EXPECT_EQ(kVValue, GetV(i410_buffer, col, row));
|
|
}
|
|
}
|
|
|
|
rtc::scoped_refptr<I420BufferInterface> i420_buffer(i410_buffer->ToI420());
|
|
|
|
// Confirm YUV values are as expected.
|
|
for (int row = 0; row < height; row++) {
|
|
for (int col = 0; col < width; col++) {
|
|
EXPECT_EQ(1, i420_buffer->DataY()[row * i420_buffer->StrideY() + col]);
|
|
}
|
|
}
|
|
|
|
EXPECT_EQ(height, i420_buffer->height());
|
|
EXPECT_EQ(width, i420_buffer->width());
|
|
EXPECT_TRUE(test::FrameBufsEqual(reference, i420_buffer));
|
|
}
|
|
|
|
} // namespace webrtc
|