rk3399_arm_lvds/imgproc/imageencode.cpp

#include "imageencode.h"
#include "memoryex.h"
#include "opencv2/opencv.hpp"
#include "StopWatch.h"

BmpImageEncode::~BmpImageEncode()
{
}

MemoryPtr BmpImageEncode::encode(cv::Mat &image)
{
    VectorMemroyPtr mem = VectorMemroyPtr(new VectorMemroy());
    // StopWatch sw;
    cv::imencode(".bmp", image, mem->buf());
    // printf("encode time = %0.2f \n", sw.elapsed_ms());
    return mem;
}

JpegImageEncode::JpegImageEncode(bool bwimg)
{
    if (!bwimg)
    {
        compression_params.push_back(cv::IMWRITE_JPEG_QUALITY);
        compression_params.push_back(100);
    }
    else
    {
        compression_params.push_back(CV_IMWRITE_PNG_STRATEGY);
        compression_params.push_back(cv::IMWRITE_PNG_STRATEGY_FIXED);
    }
    m_bwimg = bwimg;
}

JpegImageEncode::~JpegImageEncode()
{
}
MemoryPtr JpegImageEncode::encode(cv::Mat &image)
{
    VectorMemroyPtr mem = VectorMemroyPtr(new VectorMemroy());
    // StopWatch sw;
    cv::imencode(m_bwimg ? ".png" : ".jpg", image, mem->buf(), compression_params);
    // printf("!!!!!!!!!!encode time = %0.2f \n", sw.elapsed_ms());
    return mem;
}

MemoryPtr buff2mem(void *data, int size)
{
    auto mem = std::shared_ptr<VectorMemroy>(new VectorMemroy());
    mem->buf().resize(size);
    //    memcpy(mem->buf().data(), data, size);
    return mem;
}