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  • 使用bink播放视频

    // Video.h
    #ifndef __VideoH__
    #define __VideoH__
    #include <d3d9.h>
    #include <d3dx9.h>
    #include <vector>
    #include <fstream>
    using namespace std;
    #include "bink.h"
    #pragma comment(lib, "binkw32.lib")
    
    struct SVertexVideo
    {
        D3DXVECTOR3 vPos;
        float fRHW;
        D3DXVECTOR2 vTex;
    };
    #define D3DFVF_VERTEXVIDEO (D3DFVF_XYZRHW | D3DFVF_TEX1)
    
    struct SVideoItem
    {
        char sFileName[50];
        HBINK hBink;
        IDirect3DTexture9* pTexture;
        float fTime;
    };
    
    class CVideo
    {
    public:
        IDirect3DDevice9* m_pDevice;
        IDirect3DVertexBuffer9* m_pVertexBuffer;
        vector<SVideoItem> m_vVideoItem;
        bool m_bRender;
        int m_nVideoIndex;
        float m_fCurrentTime;
    public:
        void Init(IDirect3DDevice9* pDevice, char* sFileName)
        {
            // Init Device
            m_pDevice = pDevice;
            // Init Vertex Buffer
            m_pDevice->CreateVertexBuffer(4 * sizeof(SVertexVideo), D3DUSAGE_WRITEONLY, D3DFVF_VERTEXVIDEO, D3DPOOL_MANAGED, &m_pVertexBuffer, NULL);
            SVertexVideo* pV;
            m_pVertexBuffer->Lock(0, 0, (void**)&pV, 0);
            pV[0].fRHW = pV[1].fRHW = pV[2].fRHW = pV[3].fRHW = 1.0f;
            pV[0].vPos = D3DXVECTOR3(0.0f, 768.0, 0.0f);
            pV[1].vPos = D3DXVECTOR3(0.0f, 0.0f, 0.0f);
            pV[2].vPos = D3DXVECTOR3(1366.0f, 768.0, 0.0f);
            pV[3].vPos = D3DXVECTOR3(1366.0f, 0.0f, 0.0f);
            pV[0].vTex = D3DXVECTOR2(0.0f, 1.0f);
            pV[1].vTex = D3DXVECTOR2(0.0f, 0.0f);
            pV[2].vTex = D3DXVECTOR2(1.0f, 1.0f);
            pV[3].vTex = D3DXVECTOR2(1.0f, 0.0f);
            m_pVertexBuffer->Unlock();
            // Init Bink And Texture
            SVideoItem sVideoItem;
            ifstream infile;
            infile.open(sFileName, ios::in);
            while(true)
            {
                ZeroMemory(&sVideoItem, sizeof(SVideoItem));
                infile >> sVideoItem.sFileName;
                if(sVideoItem.sFileName[0] == 0) break;
                infile >> sVideoItem.fTime;
                sVideoItem.hBink = BinkOpen(sVideoItem.sFileName, BINKNOSKIP);
                if(sVideoItem.hBink == 0)
                {
                    MessageBoxA(0, "BinkOpen() - FAILED", 0, 0);
                    continue;
                }
                if(FAILED(D3DXCreateTexture(m_pDevice, sVideoItem.hBink->Width, sVideoItem.hBink->Height, 0, D3DUSAGE_DYNAMIC, D3DFMT_A8B8G8R8, D3DPOOL_DEFAULT, &sVideoItem.pTexture)))
                {
                    MessageBoxA(0, "D3DXCreateTexture() - FAILED", 0, 0);
                    continue;
                }
                m_vVideoItem.push_back(sVideoItem);
            }
        }
        void Logic(float fElapsedTime)
        {
            if(!m_bRender) return;
            m_fCurrentTime += fElapsedTime;
            if(m_fCurrentTime > m_vVideoItem[m_nVideoIndex].fTime)
            {
                m_bRender = false;
                return;
            }
            if(m_fCurrentTime > m_vVideoItem[m_nVideoIndex].fTime / m_vVideoItem[m_nVideoIndex].hBink->Frames * m_vVideoItem[m_nVideoIndex].hBink->LastFrameNum);
            {
                BinkDoFrame(m_vVideoItem[m_nVideoIndex].hBink);
                D3DLOCKED_RECT RectLocked;
                if(SUCCEEDED(m_vVideoItem[m_nVideoIndex].pTexture->LockRect(0, &RectLocked, NULL, D3DLOCK_DISCARD)))
                {
                    BinkCopyToBuffer(m_vVideoItem[m_nVideoIndex].hBink, RectLocked.pBits, RectLocked.Pitch, m_vVideoItem[m_nVideoIndex].hBink->Height, 0, 0, BINKCOPYALL | BINKSURFACE32);
                    m_vVideoItem[m_nVideoIndex].pTexture->UnlockRect(0);
                }
                BinkNextFrame(m_vVideoItem[m_nVideoIndex].hBink);
            }        
        }
        void Render(float fElapsedTime)
        {
            if(!m_bRender) return;
            m_pDevice->SetStreamSource(0, m_pVertexBuffer, 0, sizeof(SVertexVideo));
            m_pDevice->SetFVF(D3DFVF_VERTEXVIDEO);
            m_pDevice->SetTexture(0, m_vVideoItem[m_nVideoIndex].pTexture);
            m_pDevice->DrawPrimitive(D3DPT_TRIANGLESTRIP, 0, 2);
        }
        void Start(int nVideoIndex)
        {
            m_nVideoIndex = nVideoIndex;
            m_bRender = true;
            BinkGoto(m_vVideoItem[m_nVideoIndex].hBink, 0, 0);
            m_fCurrentTime = 0.0f;
        }
        void Stop()
        {
            m_bRender = false;
        }
    };
    
    #endif


     

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  • 原文地址:https://www.cnblogs.com/ketmales/p/2504660.html
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