src/decoder/dvpp/VpcUtils.cpp

#include "VpcUtils.h"
#include "depend_headers.h"
#define ALIGN_UP(val, align) (((val) % (align) == 0) ? (val) : (((val) / (align) + 1) * (align)))
#define CHECK_AND_RETURN(ret, message)    \
            if(ret != 0) {LOG_ERROR("{}", message); return ret;}
#define CHECK_NOT_RETURN(ret, message)    \
            if(ret != 0) {LOG_ERROR("{}", message);}
#define CHECK_AND_RETURN_NOVALUE(ret, message)    \
            if(ret != 0) {LOG_ERROR("{}", message); return;}
#define CHECK_AND_BREAK(ret, message)    \
            if(ret != 0) {LOG_ERROR("{}", message); break;}
VpcUtils::VpcUtils(){
}
VpcUtils::~VpcUtils(){
    aclError ret;
    ret = aclrtSetDevice(m_devId);
    aclrtSetCurrentContext(context_);
        
    if (dvppChannelDesc_) {
        (void)acldvppDestroyChannel(dvppChannelDesc_);
        (void)acldvppDestroyChannelDesc(dvppChannelDesc_);
        dvppChannelDesc_ = nullptr;
    }
    if(nullptr != stream_){
        aclrtDestroyStream(stream_);
    }
    if(context_){
        aclrtDestroyContext(context_);
    }
    aclrtResetDevice(m_devId); ///
}
int VpcUtils::init(int devId){
    m_devId = devId;
    aclrtSetDevice(m_devId);
    aclrtCreateContext(&context_, m_devId);
    CHECK_AND_RETURN(aclrtSetCurrentContext(context_), "aclrtSetCurrentContext failed");
    CHECK_AND_RETURN(aclrtCreateStream(&stream_), "aclrtCreateStream failed! ");
    dvppChannelDesc_ = acldvppCreateChannelDesc();
    int ret = ACL_ERROR_NONE;
    do
    {
        ret = acldvppCreateChannel(dvppChannelDesc_);
        CHECK_AND_BREAK(ret, "acldvppCreateChannel failed !");
        ret = acldvppSetChannelDescMode(dvppChannelDesc_, DVPP_CHNMODE_VPC);
        CHECK_AND_BREAK(ret, "acldvppSetChannelDescMode failed !");
    } while (0);
    
    return ret;
}
DvppDataMemory* VpcUtils::convert2bgr(acldvppPicDesc *inputDesc_, int out_width, int out_height, bool key_frame){
    aclrtSetDevice(m_devId);
    aclrtSetCurrentContext(context_);
    int out_buf_width = ALIGN_UP(out_width, 16) * 3;
    int out_buf_height = ALIGN_UP(out_height, 2);
    int out_buf_size = out_buf_width * out_buf_height;
    DvppDataMemory* rgbMem = new DvppDataMemory(3, out_buf_width, out_buf_width, out_buf_height, out_buf_height, out_buf_size, "", to_string(m_devId), key_frame, 0);
    void *outBufferDev_ = (void*)rgbMem->getMem();
    acldvppPicDesc *outputDesc_= acldvppCreatePicDesc();
    acldvppSetPicDescData(outputDesc_, outBufferDev_);
    acldvppSetPicDescFormat(outputDesc_, PIXEL_FORMAT_BGR_888); 
    acldvppSetPicDescWidth(outputDesc_, out_width);
    acldvppSetPicDescHeight(outputDesc_, out_height);
    acldvppSetPicDescWidthStride(outputDesc_, out_buf_width);
    acldvppSetPicDescHeightStride(outputDesc_, out_buf_height);
    acldvppSetPicDescSize(outputDesc_, out_buf_size);
    aclError ret = ACL_ERROR_NONE;
    do{
        // 9. 执行异步色域转换，再调用aclrtSynchronizeStream接口阻塞程序运行，直到指定Stream中的所有任务都完成
        ret = acldvppVpcConvertColorAsync(dvppChannelDesc_, inputDesc_, outputDesc_, stream_);
        if(ret != ACL_ERROR_NONE){
            LOG_ERROR("acldvppVpcConvertColorAsync failed - out_width:{} out_height:{} out_buf_width:{}  out_buf_height:{} out_buf_size:{}", out_width, out_height, out_buf_width,  out_buf_height, out_buf_size);
            break;
        }
        ret = aclrtSynchronizeStream(stream_);
        if(ret != ACL_ERROR_NONE){
            LOG_ERROR("aclrtSynchronizeStream failed - out_width:{} out_height:{} out_buf_width:{}  out_buf_height:{} out_buf_size:{}", out_width, out_height, out_buf_width,  out_buf_height, out_buf_size);
            break;
        }
    }while(0);
    acldvppDestroyPicDesc(outputDesc_);
    if(ret != ACL_ERROR_NONE){
        delete rgbMem;
        rgbMem = nullptr;
    }
    return rgbMem;
}
DvppDataMemory* VpcUtils::convert2bgr(DvppDataMemory* inMem){
    aclrtSetDevice(m_devId);
    aclrtSetCurrentContext(context_);
    int out_width = inMem->getWidth();
    int out_height = inMem->getHeight();
    acldvppPicDesc *inputDesc_= acldvppCreatePicDesc();
    acldvppSetPicDescData(inputDesc_, inMem->getMem());
    acldvppSetPicDescFormat(inputDesc_, PIXEL_FORMAT_YUV_SEMIPLANAR_420); 
    acldvppSetPicDescWidth(inputDesc_, out_width);
    acldvppSetPicDescHeight(inputDesc_, out_height);
    acldvppSetPicDescWidthStride(inputDesc_, inMem->getWidthStride());
    acldvppSetPicDescHeightStride(inputDesc_, inMem->getHeightStride());
    acldvppSetPicDescSize(inputDesc_, inMem->getSize());
    int out_buf_width = ALIGN_UP(out_width, 16) * 3;
    int out_buf_height = ALIGN_UP(out_height, 2);
    int out_buf_size = out_buf_width * out_buf_height;
    DvppDataMemory* rgbMem = new DvppDataMemory(3, out_buf_width, out_buf_width, out_buf_height, out_buf_height, out_buf_size, inMem->getId(), inMem->getDeviceId(), false, inMem->getFrameNb());
    void *outBufferDev_ = (void*)rgbMem->getMem();
    acldvppPicDesc *outputDesc_= acldvppCreatePicDesc();
    acldvppSetPicDescData(outputDesc_, outBufferDev_);
    acldvppSetPicDescFormat(outputDesc_, PIXEL_FORMAT_BGR_888); 
    acldvppSetPicDescWidth(outputDesc_, out_width);
    acldvppSetPicDescHeight(outputDesc_, out_height);
    acldvppSetPicDescWidthStride(outputDesc_, out_buf_width);
    acldvppSetPicDescHeightStride(outputDesc_, out_buf_height);
    acldvppSetPicDescSize(outputDesc_, out_buf_size);
    aclError ret = ACL_ERROR_NONE;
    do{
        // 9. 执行异步色域转换，再调用aclrtSynchronizeStream接口阻塞程序运行，直到指定Stream中的所有任务都完成
        ret = acldvppVpcConvertColorAsync(dvppChannelDesc_, inputDesc_, outputDesc_, stream_);
        if(ret != ACL_ERROR_NONE){
            LOG_ERROR("acldvppVpcConvertColorAsync failed - out_width:{} out_height:{} out_buf_width:{}  out_buf_height:{} out_buf_size:{}", out_width, out_height, out_buf_width,  out_buf_height, out_buf_size);
            break;
        }
        ret = aclrtSynchronizeStream(stream_);
        if(ret != ACL_ERROR_NONE){
            LOG_ERROR("aclrtSynchronizeStream failed - out_width:{} out_height:{} out_buf_width:{}  out_buf_height:{} out_buf_size:{}", out_width, out_height, out_buf_width,  out_buf_height, out_buf_size);
            break;
        }
    }while(0);
    acldvppDestroyPicDesc(outputDesc_);
    acldvppDestroyPicDesc(inputDesc_);
    if(ret != ACL_ERROR_NONE){
        delete rgbMem;
        rgbMem = nullptr;
    }
    return rgbMem;
}
DvppDataMemory* VpcUtils::resize(acldvppPicDesc *inputDesc_, int out_width, int out_height){
    aclrtSetDevice(m_devId);
    aclrtSetCurrentContext(context_);
    int out_buf_width = ALIGN_UP(out_width, 16);
    int out_buf_height = ALIGN_UP(out_height, 2);
    int out_buf_size = out_buf_width * out_buf_height * 3 / 2;
    DvppDataMemory* rgbMem = new DvppDataMemory(1, out_width, out_buf_width, out_height, out_buf_height, out_buf_size, "", "", false, 0);
    void *outBufferDev_ = (void*)rgbMem->getMem();
    acldvppPicDesc *outputDesc_= acldvppCreatePicDesc();
    acldvppSetPicDescData(outputDesc_, outBufferDev_);
    acldvppSetPicDescFormat(outputDesc_, acldvppGetPicDescFormat(inputDesc_)); 
    acldvppSetPicDescWidth(outputDesc_, out_width);
    acldvppSetPicDescHeight(outputDesc_, out_height);
    acldvppSetPicDescWidthStride(outputDesc_, out_buf_width);
    acldvppSetPicDescHeightStride(outputDesc_, out_buf_height);
    acldvppSetPicDescSize(outputDesc_, out_buf_size);
    acldvppResizeConfig *resizeConfig_ = acldvppCreateResizeConfig();
    aclError ret = ACL_ERROR_NONE;
    do{
        // 9. 执行异步色域转换，再调用aclrtSynchronizeStream接口阻塞程序运行，直到指定Stream中的所有任务都完成
        ret = acldvppVpcResizeAsync(dvppChannelDesc_, inputDesc_, outputDesc_, resizeConfig_, stream_);
        if(ret != ACL_ERROR_NONE){
            LOG_ERROR("acldvppVpcResizeAsync failed - out_width:{} out_height:{} out_buf_width:{}  out_buf_height:{} out_buf_size:{}", out_width, out_height, out_buf_width,  out_buf_height, out_buf_size);
            break;
        }
        ret = aclrtSynchronizeStream(stream_);
        if(ret != ACL_ERROR_NONE){
            LOG_ERROR("aclrtSynchronizeStream failed - out_width:{} out_height:{} out_buf_width:{}  out_buf_height:{} out_buf_size:{}", out_width, out_height, out_buf_width,  out_buf_height, out_buf_size);
            break;
        }
    }while(0);
    acldvppDestroyResizeConfig(resizeConfig_);
    acldvppDestroyPicDesc(outputDesc_);
    if(ret != ACL_ERROR_NONE){
        delete rgbMem;
        rgbMem = nullptr;
    }
    return rgbMem;
}