70 lines
3.2 KiB
C++
70 lines
3.2 KiB
C++
/*
|
|
* Copyright (C) 2017 The Android Open Source Project
|
|
*
|
|
* Licensed under the Apache License, Version 2.0 (the "License");
|
|
* you may not use this file except in compliance with the License.
|
|
* You may obtain a copy of the License at
|
|
*
|
|
* http://www.apache.org/licenses/LICENSE-2.0
|
|
*
|
|
* Unless required by applicable law or agreed to in writing, software
|
|
* distributed under the License is distributed on an "AS IS" BASIS,
|
|
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
|
* See the License for the specific language governing permissions and
|
|
* limitations under the License.
|
|
*/
|
|
|
|
#ifndef EVS_VTS_FORMATCONVERT_H
|
|
#define EVS_VTS_FORMATCONVERT_H
|
|
|
|
#include <queue>
|
|
#include <stdint.h>
|
|
|
|
#include <android/hardware/automotive/evs/1.0/types.h>
|
|
#include <android/hardware/automotive/evs/1.1/types.h>
|
|
|
|
using BufferDesc_1_0 = ::android::hardware::automotive::evs::V1_0::BufferDesc;
|
|
using BufferDesc_1_1 = ::android::hardware::automotive::evs::V1_1::BufferDesc;
|
|
|
|
|
|
// Given an image buffer in NV21 format (HAL_PIXEL_FORMAT_YCRCB_420_SP), output 32bit RGBx values.
|
|
// The NV21 format provides a Y array of 8bit values, followed by a 1/2 x 1/2 interleaved
|
|
// U/V array. It assumes an even width and height for the overall image, and a horizontal
|
|
// stride that is an even multiple of 16 bytes for both the Y and UV arrays.
|
|
void copyNV21toRGB32(unsigned width, unsigned height,
|
|
uint8_t* src,
|
|
uint32_t* dst, unsigned dstStridePixels);
|
|
|
|
|
|
// Given an image buffer in YV12 format (HAL_PIXEL_FORMAT_YV12), output 32bit RGBx values.
|
|
// The YV12 format provides a Y array of 8bit values, followed by a 1/2 x 1/2 U array, followed
|
|
// by another 1/2 x 1/2 V array. It assumes an even width and height for the overall image,
|
|
// and a horizontal stride that is an even multiple of 16 bytes for each of the Y, U,
|
|
// and V arrays.
|
|
void copyYV12toRGB32(unsigned width, unsigned height,
|
|
uint8_t* src,
|
|
uint32_t* dst, unsigned dstStridePixels);
|
|
|
|
|
|
// Given an image buffer in YUYV format (HAL_PIXEL_FORMAT_YCBCR_422_I), output 32bit RGBx values.
|
|
// The NV21 format provides a Y array of 8bit values, followed by a 1/2 x 1/2 interleaved
|
|
// U/V array. It assumes an even width and height for the overall image, and a horizontal
|
|
// stride that is an even multiple of 16 bytes for both the Y and UV arrays.
|
|
void copyYUYVtoRGB32(unsigned width, unsigned height,
|
|
uint8_t* src, unsigned srcStrideBytes,
|
|
uint32_t* dst, unsigned dstStrideBytes);
|
|
|
|
|
|
// Given an simple rectangular image buffer with an integer number of bytes per pixel,
|
|
// copy the pixel values into a new rectangular buffer (potentially with a different stride).
|
|
// This is typically used to copy RGBx data into an RGBx output buffer.
|
|
void copyMatchedInterleavedFormats(unsigned width, unsigned height,
|
|
void* src, unsigned srcStridePixels,
|
|
void* dst, unsigned dstStridePixels,
|
|
unsigned pixelSize);
|
|
|
|
// Fill BufferDesc v1.1 with a given BufferDesc v1.0 data.
|
|
BufferDesc_1_1 convertBufferDesc(const BufferDesc_1_0& src);
|
|
|
|
#endif // EVS_VTS_FORMATCONVERT_H
|