RV1126 RGB转换之后的数据怎么快速共享给应用 - Toybrick

int ret = 0;
int srcWidth,srcHeight,srcFormat;
int dstWidth,dstHeight,dstFormat;
int m_iWidth, m_iHeight;
/********** SrcInfo set **********/
srcWidth = 2560;
srcHeight = 1440;
srcFormat = RK_FORMAT_YCrCb_420_P;
/********** DstInfo set **********/
dstWidth = 2560;
dstHeight = 1440;
dstFormat = RK_FORMAT_RGBA_8888;//RK_FORMAT_BGRA_8888;//RK_FORMAT_RGBA_8888; //RK_FORMAT_BGRA_8888 //RK_FORMAT_BGRX_8888
static rga_info_t src;
static rga_info_t dst;
if(m_bInitCapFinish==false)
{
m_bInitCapFinish = true;
m_iWidth = srcWidth;
m_iHeight = srcHeight;
ret = m_pRGA->RkRgaInit();
ret = m_pRGA->RkRgaGetAllocBuffer(&m_fBoSrc, m_iWidth, m_iHeight, 32);
ret = m_pRGA->RkRgaGetAllocBuffer(&m_fBoDst, m_iWidth, m_iHeight, 32);
m_pRGA->RkRgaGetMmap(&m_fBoSrc);
m_pRGA->RkRgaGetMmap(&m_fBoDst);
memset(&src, 0, sizeof(rga_info_t));
src.fd = -1;
src.mmuFlag = 1;
memset(&dst, 0, sizeof(rga_info_t));
dst.fd = -1;
dst.mmuFlag = 1;
ret = m_pRGA->RkRgaGetBufferFd(&m_fBoSrc, &src.fd);
qDebug() << "src.fd = "<<src.fd;
if (ret) {
qDebug() <<"rgaGetsrcFd fail :" <<strerror(errno);
}
ret = m_pRGA->RkRgaGetBufferFd(&m_fBoDst, &dst.fd);
qDebug() << "src.fd = "<<dst.fd;
if (ret) {
qDebug()<<"rgaGetdstFd error :" << strerror(errno);
}
rga_set_rect(&src.rect, 0,0,m_iWidth,m_iHeight,m_iWidth/*stride*/,m_iHeight,srcFormat);
rga_set_rect(&dst.rect, 0,0,m_iWidth,m_iHeight,m_iWidth/*stride*/,m_iHeight,dstFormat);
}
QTime timert;
timert.start();
av_image_copy_to_buffer((uint8_t*)m_fBoSrc.ptr, m_fBoSrc.size, m_pFrame->data, m_pFrame->linesize,
AV_PIX_FMT_YUV420P, 2560, 1440, 1);
ret = m_pRGA->RkRgaBlit(&src, &dst, NULL);
int32_t time2 = timert.elapsed();
qDebug() <<"rga sw" <<__LINE__ <<"time" <<time2<<" ms" << "ret" << ret <<m_fBoDst.size;
//把这个RGB数据用QImage加载
QImage tmpImgt((uint8_t*)m_fBoDst.ptr, 2560, 1440, QImage::Format_RGB32); //Format_RGBA8888
static uint32_t cntt = 0;
if (cntt++ >= 2)
{
timert.start();
QImage imaget = tmpImgt.copy();
int32_t time2 = timert.elapsed();
qDebug() <<"rga copy" <<__LINE__ <<"time" <<time2<<" ms";
emit sig_GetOneFrame(imaget); //发送信号
cntt = 0;
}