C++ (Cpp) PortVideo::GetPortVideoParam示例

OMX_ERRORTYPE OMXVideoDecoderBase::GetParamVideoPortFormat(OMX_PTR pStructure) {
    OMX_ERRORTYPE ret;
    OMX_VIDEO_PARAM_PORTFORMATTYPE *p = (OMX_VIDEO_PARAM_PORTFORMATTYPE *)pStructure;

    CHECK_TYPE_HEADER(p);
    CHECK_PORT_INDEX_RANGE(p);
    CHECK_ENUMERATION_RANGE(p->nIndex, 1);

    PortVideo *port = NULL;
    port = static_cast<PortVideo *>(this->ports[p->nPortIndex]);
    memcpy(p, port->GetPortVideoParam(), sizeof(*p));
    return OMX_ErrorNone;
}

示例#2

显示文件

文件： OMXVideoEncoderBase.cpp 项目： K900-MM/android_hardware_intel

OMX_ERRORTYPE OMXVideoEncoderBase::GetParamVideoPortFormat(OMX_PTR pStructure) {
    OMX_ERRORTYPE ret;
    OMX_U32 index;
    OMX_VIDEO_PARAM_PORTFORMATTYPE *p = (OMX_VIDEO_PARAM_PORTFORMATTYPE *)pStructure;

    CHECK_TYPE_HEADER(p);
    CHECK_PORT_INDEX_RANGE(p);
    CHECK_ENUMERATION_RANGE(p->nIndex, 2);

    PortVideo *port = NULL;
    port = static_cast<PortVideo *>(this->ports[p->nPortIndex]);
    index = p->nIndex;
    memcpy(p, port->GetPortVideoParam(), sizeof(*p));
    // port supports OMX_COLOR_FormatYUV420SemiPlanar & OMX_COLOR_FormatAndroidOpaque
    if (index == 1) {
        p->nIndex = 1;
        p->eColorFormat = OMX_COLOR_FormatAndroidOpaque;
    }
    return OMX_ErrorNone;
}