ITS_OP/CrsCamViewer/FFMPEG/FRAME/FRAME_CameraF.cpp

//---------------------------------------------------------------------------

#include <vcl.h>
#include "AppGlobalF.h"
#include "ITSLangTransF.h"
#pragma hdrstop

#include "FRAME_CameraF.h"
#include "FrmCameraScreenF.h"
#include "FrmCameraInfoF.h"
//---------------------------------------------------------------------------
#pragma package(smart_init)
#pragma link "FFBaseComponent"
#pragma link "FFBasePlay"
#pragma link "FFPlay"
#pragma link "dxGDIPlusClasses"
#pragma resource "*.dfm"
TFRAMECamera *FRAMECamera;
#define LICENSE_KEY "FSXXXXXX-XXXXXXXX-XXXXXXXX-XXXXXXXX-XXXXXXXX"
#define FFPLAY  1

//---------------------------------------------------------------------------
__fastcall TFRAMECamera::TFRAMECamera(TComponent* Owner)
    : TFrame(Owner)
{
    FPlay = false;
    FAutoPlay = true;
    FConHandle = 0;
    FFullScreen = false;

    FParent = this->Parent;
    PnlStream->Tag = (int)this;

    FCrsCam = NULL;
    PnlStream->Font->Color = clWhite;

    FFPlayer->SetLicenseKey(LICENSE_KEY);
    FFPlayer->DisableFPUExceptions();

    String sAVILibDir = g_sAppDir + "LibAV";
    if (!FFPlayer->AVLibLoaded())
    {
        if (!FFPlayer->LoadAVLib(sAVILibDir))
        {
            PnlTitle->Caption = FCtlrNm + ": 영상표출 라이브러리를 로드 실패!!";
        }
    }
}
//---------------------------------------------------------------------------

void __fastcall TFRAMECamera::LoadEmptyImage()
{
    try {
        String sImageFile = g_sAppDir + "Image\\crs_empty.bmp";
        if (FileExists(sImageFile)) {
            ImgNoData->Picture->LoadFromFile(sImageFile);
            ImgNoData->Align = alClient;
            //ImgNoData->Visible = true;
        }
        else {
            sImageFile = g_AppCfg.sEmptyImg;
            if (sImageFile != "") {
                ImgNoData->Picture->LoadFromFile(sImageFile);
                ImgNoData->Align = alClient;
                //ImgNoData->Visible = true;
            }
        }
    } catch(Exception &e) {
        //ImgNoData->Visible = true;
    }
}
//---------------------------------------------------------------------------

bool __fastcall TFRAMECamera::Init(TScreenCtlr *ACrsCam, String AMngrNmbr, String ACtlrId, String ACtlrNm, String AStreamUrl)
{
    if (FCrsCam != NULL) {
        Disconnect();
    }

    FPlay = false;
    FAutoPlay = true;
    FConHandle = 0;
    FFullScreen = false;

    FCrsCam = ACrsCam;

    FMngrNmbr = AMngrNmbr;
    FCtlrId = ACtlrId;
    FCtlrNm = ACtlrNm;
    FStreamUrl = AStreamUrl;
    FPlay = false;
    FConHandle = 0;

    PnlTitle->Caption = FCtlrNm;
    PnlStream->Caption = "";

    PopupMenu = NULL;
    if (FCrsCam != NULL) {
        if (FStreamUrl == "") {
            PnlTitle->Caption = FCtlrNm + ", Stream URL Empty!";
            PnlStream->Caption = "Invalid Stream Address!!!";//영상주소가 설정되지 않았습니다.";

            PnlTitle->Visible = true;
            Timer1->Enabled = false;
            ImgNoData->Visible = false;
        }
        else {
            PnlStream->Caption = "";
            PnlTitle->Visible = true;
            Timer1->Enabled = true;
            ImgNoData->Visible = false;
            PopupMenu = PopupMenu1;
        }
    }
    else {
        PnlTitle->Visible = false;
        Timer1->Enabled = false;
        ImgNoData->Visible = true;
    }

    return true;
}
//---------------------------------------------------------------------------

void __fastcall TFRAMECamera::Timer1Timer(TObject *Sender)
{
    Timer1->Enabled = false;
    Connect();
}
//---------------------------------------------------------------------------

void __fastcall TFRAMECamera::Connect()
{
    Disconnect();

    try
    {
        if (FStreamUrl != "") {
            PnlStream->Caption = FStreamUrl + ", Connecting...";
            PnlTitle->Caption = FCtlrNm;

            FFPlayer->AspectRatio = -1;
            FFPlayer->TryOpen(FStreamUrl, PnlStream->Handle);
            FConHandle = (long)FFPlayer->ScreenHandle;

            FPlay = true;
        }
        Application->ProcessMessages();
    }
    catch(Exception &e) {
    }
}
//---------------------------------------------------------------------------

void __fastcall TFRAMECamera::Disconnect()
{
    Timer1->Enabled = false;
    if (!FPlay) return;

    FPlay = false;

    try {
        if (FStreamUrl != "") {
            if (FFPlayer->ScreenHandle != NULL)
            {
                FFPlayer->Stop(true);
                PostMessage(FFPlayer->ScreenHandle, CM_INVALIDATE, 0, 0);
                UpdateWindow(FFPlayer->ScreenHandle);
                FFPlayer->ScreenHandle = NULL;
            }
            PnlStream->Caption = "Disconnected";
        }
        FConHandle = 0;

        Application->ProcessMessages();
    }
    catch(Exception &e) {
    }
}
//---------------------------------------------------------------------------

void __fastcall TFRAMECamera::FFPlayerState(TObject *Sender, TPlayState APlayState)
{
enum TPlayState { psPlay, psPause, psResume, psStep, psStop, psEnd };

    if (APlayState == Ffbasecomponent::psStop || APlayState == Ffbasecomponent::psEnd) {
        PnlTitle->Caption = FCtlrNm + " : Disconnected";
        Timer1->Enabled = true;
    }
}
//---------------------------------------------------------------------------

void __fastcall TFRAMECamera::MnuFullScreenClick(TObject *Sender)
{
    TMenuItem *pMenuItem = (TMenuItem*)Sender;
    if (FCrsCam != NULL) {
        if (pMenuItem->Tag  == 0) {
            Disconnect();
            Connect();
        }
        else if (pMenuItem->Tag  == 1) {
            Disconnect();
        }
        else if (pMenuItem->Tag  == 2) {
            if (FCrsCam != NULL) {
                FrmCameraScreen->TmrFullScreen->Enabled = false;
                FrmCameraScreen->FFullCrsCam = FCrsCam;
                FrmCameraScreen->TmrFullScreen->Enabled = true;
            }
        }
        else if (pMenuItem->Tag  == 3) {
            FrmCameraInfo = new TFrmCameraInfo(this);
            FrmCameraInfo->Edit1->Text = FCrsCam->CAM_ID;
            FrmCameraInfo->Edit2->Text = FCrsCam->CAM_NAME;
            FrmCameraInfo->Edit3->Text = FCrsCam->STRM_ADDR;
            FrmCameraInfo->Edit4->Text = FCrsCam->FULL_STRM_ADDR;
            FrmCameraInfo->ShowModal();
            FrmCameraInfo = NULL;
        }
    }
}
//---------------------------------------------------------------------------

void __fastcall TFRAMECamera::PnlStreamDblClick(TObject *Sender)
{
    if (FCrsCam != NULL) {
        FrmCameraScreen->TmrFullScreen->Enabled = false;
        FrmCameraScreen->FFullCrsCam = FCrsCam;
        FrmCameraScreen->TmrFullScreen->Enabled = true;
    }
}
//---------------------------------------------------------------------------