Exemplos de NvEncOpenEncodeSessionEx em C++ (Cpp)

Exemplo n.º 1

Arquivo: NvHWEncoder.cpp Projeto: yyd01245/overlay_video

NVENCSTATUS CNvHWEncoder::Initialize(void* device, NV_ENC_DEVICE_TYPE deviceType)
{
    NVENCSTATUS nvStatus = NV_ENC_SUCCESS;
    MYPROC nvEncodeAPICreateInstance; // function pointer to create instance in nvEncodeAPI

    m_hinstLib = dlopen("libnvidia-encode.so.1", RTLD_LAZY);

    if (m_hinstLib == NULL)
        return NV_ENC_ERR_OUT_OF_MEMORY;

    nvEncodeAPICreateInstance = (MYPROC)dlsym(m_hinstLib, "NvEncodeAPICreateInstance");

    if (nvEncodeAPICreateInstance == NULL)
        return NV_ENC_ERR_OUT_OF_MEMORY;

    m_pEncodeAPI = new NV_ENCODE_API_FUNCTION_LIST;
    if (m_pEncodeAPI == NULL)
        return NV_ENC_ERR_OUT_OF_MEMORY;

    memset(m_pEncodeAPI, 0, sizeof(NV_ENCODE_API_FUNCTION_LIST));
    m_pEncodeAPI->version = NV_ENCODE_API_FUNCTION_LIST_VER;
    nvStatus = nvEncodeAPICreateInstance(m_pEncodeAPI);
    if (nvStatus != NV_ENC_SUCCESS)
        return nvStatus;

    nvStatus = NvEncOpenEncodeSessionEx(device, deviceType);
    if (nvStatus != NV_ENC_SUCCESS)
        return nvStatus;

    return NV_ENC_SUCCESS;
}

Exemplo n.º 2

Arquivo: NvHWEncoder.cpp Projeto: hmoenck/ImageCompress

NVENCSTATUS CNvHWEncoder::Initialize(void* device, NV_ENC_DEVICE_TYPE deviceType)
{
    NVENCSTATUS nvStatus = NV_ENC_SUCCESS;
    MYPROC nvEncodeAPICreateInstance; // function pointer to create instance in nvEncodeAPI

#if defined(NV_WINDOWS)
#if defined (_WIN64)
    m_hinstLib = LoadLibrary(TEXT("nvEncodeAPI64.dll"));
#else
    m_hinstLib = LoadLibrary(TEXT("nvEncodeAPI.dll"));
#endif
#else
    m_hinstLib = dlopen("libnvidia-encode.so.1", RTLD_LAZY);
#endif
    if (m_hinstLib == NULL)
        return NV_ENC_ERR_OUT_OF_MEMORY;

#if defined(NV_WINDOWS)
    nvEncodeAPICreateInstance = (MYPROC)GetProcAddress(m_hinstLib, "NvEncodeAPICreateInstance");
#else
    nvEncodeAPICreateInstance = (MYPROC)dlsym(m_hinstLib, "NvEncodeAPICreateInstance");
#endif

    if (nvEncodeAPICreateInstance == NULL)
        return NV_ENC_ERR_OUT_OF_MEMORY;

    m_pEncodeAPI = new NV_ENCODE_API_FUNCTION_LIST;
    if (m_pEncodeAPI == NULL)
        return NV_ENC_ERR_OUT_OF_MEMORY;

    memset(m_pEncodeAPI, 0, sizeof(NV_ENCODE_API_FUNCTION_LIST));
    m_pEncodeAPI->version = NV_ENCODE_API_FUNCTION_LIST_VER;
    nvStatus = nvEncodeAPICreateInstance(m_pEncodeAPI);
    if (nvStatus != NV_ENC_SUCCESS)
        return nvStatus;

    nvStatus = NvEncOpenEncodeSessionEx(device, deviceType);
    if (nvStatus != NV_ENC_SUCCESS)
        return nvStatus;

    return NV_ENC_SUCCESS;
}