C++ IDirect3DSurface9_Release函数代码示例

static void
D3D_DestroyRenderer(SDL_Renderer * renderer)
{
    D3D_RenderData *data = (D3D_RenderData *) renderer->driverdata;

    if (data) {
        /* Release the render target */
        if (data->defaultRenderTarget) {
            IDirect3DSurface9_Release(data->defaultRenderTarget);
            data->defaultRenderTarget = NULL;
        }
        if (data->currentRenderTarget != NULL) {
            IDirect3DSurface9_Release(data->currentRenderTarget);
            data->currentRenderTarget = NULL;
        }

        if (data->device) {
            IDirect3DDevice9_Release(data->device);
        }
        if (data->d3d) {
            IDirect3D9_Release(data->d3d);
            ID3DXMatrixStack_Release(data->matrixStack);
            SDL_UnloadObject(data->d3dDLL);
        }
        SDL_free(data);
    }
    SDL_free(renderer);
}

/**
  \fn cleanup
  \brief cleanup all display dependant stuff, called again before switching zoom and at exit

*/
bool dxvaRender::cleanup()
{
    ADM_info("D3D cleanup\n");
    if(scaler)
    {
      delete scaler;
      scaler=NULL;
    }
    if(mySurface)
    {
        IDirect3DSurface9_Release(mySurface);
        mySurface=NULL;
    }
    if(myYV12Surface)
    {
        IDirect3DSurface9_Release(myYV12Surface);
        myYV12Surface=NULL;
    }
#ifndef REUSE_DEVICE
    if(d3dDevice)
    {
       IDirect3DDevice9_Release(d3dDevice);
       d3dDevice=NULL;
    }
#endif
    if(videoBuffer)
    {
        delete [] videoBuffer;
        videoBuffer=NULL;
    }
    return true;
}

/** @brief Destroy D3D Offscreen and Backbuffer surfaces.
 */
static void destroy_d3d_surfaces(void)
{
    mp_msg(MSGT_VO, MSGL_V, "<vo_direct3d>destroy_d3d_surfaces called.\n");
    /* Let's destroy the old (if any) D3D Surfaces */

    if (priv->locked_rect.pBits)
        IDirect3DSurface9_UnlockRect(priv->d3d_surface);
    priv->locked_rect.pBits = NULL;

    if (priv->d3d_surface)
        IDirect3DSurface9_Release(priv->d3d_surface);
    priv->d3d_surface = NULL;

    /* kill the OSD texture and its shadow copy */
    if (priv->d3d_texture_osd)
        IDirect3DTexture9_Release(priv->d3d_texture_osd);
    priv->d3d_texture_osd = NULL;

    if (priv->d3d_texture_system)
        IDirect3DTexture9_Release(priv->d3d_texture_system);
    priv->d3d_texture_system = NULL;

    if (priv->d3d_backbuf)
        IDirect3DSurface9_Release(priv->d3d_backbuf);
    priv->d3d_backbuf = NULL;
}

static void device_state_release(struct device_state *state)
{
    unsigned int i;

    for (i = 0; i < state->num_render_targets; i++)
    {
        if (state->render_targets[i])
            IDirect3DSurface9_Release(state->render_targets[i]);
    }

    HeapFree(GetProcessHeap(), 0, state->render_targets);

    if (state->depth_stencil) IDirect3DSurface9_Release(state->depth_stencil);
}

static int
D3D_RenderReadPixels(SDL_Renderer * renderer, const SDL_Rect * rect,
                     Uint32 format, void * pixels, int pitch)
{
    D3D_RenderData *data = (D3D_RenderData *) renderer->driverdata;
    D3DSURFACE_DESC desc;
    LPDIRECT3DSURFACE9 backBuffer;
    LPDIRECT3DSURFACE9 surface;
    RECT d3drect;
    D3DLOCKED_RECT locked;
    HRESULT result;

    result = IDirect3DDevice9_GetBackBuffer(data->device, 0, 0, D3DBACKBUFFER_TYPE_MONO, &backBuffer);
    if (FAILED(result)) {
        return D3D_SetError("GetBackBuffer()", result);
    }

    result = IDirect3DSurface9_GetDesc(backBuffer, &desc);
    if (FAILED(result)) {
        IDirect3DSurface9_Release(backBuffer);
        return D3D_SetError("GetDesc()", result);
    }

    result = IDirect3DDevice9_CreateOffscreenPlainSurface(data->device, desc.Width, desc.Height, desc.Format, D3DPOOL_SYSTEMMEM, &surface, NULL);
    if (FAILED(result)) {
        IDirect3DSurface9_Release(backBuffer);
        return D3D_SetError("CreateOffscreenPlainSurface()", result);
    }

    result = IDirect3DDevice9_GetRenderTargetData(data->device, backBuffer, surface);
    if (FAILED(result)) {
        IDirect3DSurface9_Release(surface);
        IDirect3DSurface9_Release(backBuffer);
        return D3D_SetError("GetRenderTargetData()", result);
    }

    d3drect.left = rect->x;
    d3drect.right = rect->x + rect->w;
    d3drect.top = rect->y;
    d3drect.bottom = rect->y + rect->h;

    result = IDirect3DSurface9_LockRect(surface, &locked, &d3drect, D3DLOCK_READONLY);
    if (FAILED(result)) {
        IDirect3DSurface9_Release(surface);
        IDirect3DSurface9_Release(backBuffer);
        return D3D_SetError("LockRect()", result);
    }

    SDL_ConvertPixels(rect->w, rect->h,
                      D3DFMTToPixelFormat(desc.Format), locked.pBits, locked.Pitch,
                      format, pixels, pitch);

    IDirect3DSurface9_UnlockRect(surface);

    IDirect3DSurface9_Release(surface);
    IDirect3DSurface9_Release(backBuffer);

    return 0;
}

static int
D3D_SetRenderTarget(SDL_Renderer * renderer, SDL_Texture * texture)
{
    D3D_RenderData *data = (D3D_RenderData *) renderer->driverdata;
    D3D_TextureData *texturedata;
    HRESULT result;

    D3D_ActivateRenderer(renderer);

    /* Release the previous render target if it wasn't the default one */
    if (data->currentRenderTarget != NULL) {
        IDirect3DSurface9_Release(data->currentRenderTarget);
        data->currentRenderTarget = NULL;
    }

    if (texture == NULL) {
        IDirect3DDevice9_SetRenderTarget(data->device, 0, data->defaultRenderTarget);
        return 0;
    }

    texturedata = (D3D_TextureData *) texture->driverdata;
    result = IDirect3DTexture9_GetSurfaceLevel(texturedata->texture, 0, &data->currentRenderTarget);
    if(FAILED(result)) {
        D3D_SetError("GetSurfaceLevel()", result);
        return -1;
    }
    result = IDirect3DDevice9_SetRenderTarget(data->device, 0, data->currentRenderTarget);
    if(FAILED(result)) {
        D3D_SetError("SetRenderTarget()", result);
        return -1;
    }

    return 0;
}

static int
D3D_Reset(SDL_Renderer * renderer)
{
    D3D_RenderData *data = (D3D_RenderData *) renderer->driverdata;
    HRESULT result;

    /* Release the default render target before reset */
    if (data->defaultRenderTarget) {
        IDirect3DSurface9_Release(data->defaultRenderTarget);
        data->defaultRenderTarget = NULL;
    }

    result = IDirect3DDevice9_Reset(data->device, &data->pparams);
    if (FAILED(result)) {
        if (result == D3DERR_DEVICELOST) {
            /* Don't worry about it, we'll reset later... */
            return 0;
        } else {
            return D3D_SetError("Reset()", result);
        }
    }
    IDirect3DDevice9_SetVertexShader(data->device, NULL);
    IDirect3DDevice9_SetFVF(data->device,
                            D3DFVF_XYZ | D3DFVF_DIFFUSE | D3DFVF_TEX1);
    IDirect3DDevice9_SetRenderState(data->device, D3DRS_CULLMODE,
                                    D3DCULL_NONE);
    IDirect3DDevice9_SetRenderState(data->device, D3DRS_LIGHTING, FALSE);
    IDirect3DDevice9_GetRenderTarget(data->device, 0, &data->defaultRenderTarget);
    return 0;
}

static void dxva2_frames_uninit(AVHWFramesContext *ctx)
{
    AVDXVA2DeviceContext *device_hwctx = ctx->device_ctx->hwctx;
    AVDXVA2FramesContext *frames_hwctx = ctx->hwctx;
    DXVA2FramesContext *s = ctx->internal->priv;
    int i;

    if (frames_hwctx->decoder_to_release)
        IDirectXVideoDecoder_Release(frames_hwctx->decoder_to_release);

    if (s->surfaces_internal) {
        for (i = 0; i < frames_hwctx->nb_surfaces; i++) {
            if (s->surfaces_internal[i])
                IDirect3DSurface9_Release(s->surfaces_internal[i]);
        }
    }
    av_freep(&s->surfaces_internal);

    if (s->service) {
        IDirectXVideoAccelerationService_Release(s->service);
        s->service = NULL;
    }

    if (s->device_handle != INVALID_HANDLE_VALUE) {
        IDirect3DDeviceManager9_CloseDeviceHandle(device_hwctx->devmgr, s->device_handle);
        s->device_handle = INVALID_HANDLE_VALUE;
    }
}

ULONG WINAPI D3D9CB_DestroyDepthStencilSurface(IWineD3DSurface *pSurface) {
    IDirect3DSurface9Impl* surfaceParent;
    TRACE("(%p) call back\n", pSurface);

    IWineD3DSurface_GetParent(pSurface, (IUnknown **) &surfaceParent);
    surfaceParent->isImplicit = FALSE;
    /* Surface had refcount of 0 GetParent addrefed to 1, so 1 Release is enough */
    return IDirect3DSurface9_Release((IDirect3DSurface9*) surfaceParent);
}

static void DxDestroyVideoDecoder(vlc_va_dxva2_t *va)
{
    if (va->decoder)
        IDirectXVideoDecoder_Release(va->decoder);
    va->decoder = NULL;

    for (unsigned i = 0; i < va->surface_count; i++)
        IDirect3DSurface9_Release(va->surface[i].d3d);
    va->surface_count = 0;
}

HRESULT STDMETHODCALLTYPE IDirect3DDevice9_EndScene_Hook(IDirect3DDevice9* This) {
	static unsigned count = 0;
	auto ticks = []() {
		LARGE_INTEGER value;
		QueryPerformanceCounter(&value);
		return KSCONVERT_PERFORMANCE_TIME(frequency, value);
	}();
	static auto start = [This, &ticks]() {
		IDirect3DSurface9* renderTarget;
		IDirect3DDevice9_GetRenderTarget(This, 0, &renderTarget);
		IDirect3DSurface9_GetDesc(renderTarget, &desc);
		IDirect3DSurface9_Release(renderTarget);

		// quick hack, first 'ticks - start' is 1.
		return ticks++;
	}();
	fps = static_cast<unsigned>(static_cast<ULONGLONG>(++count) * NANOSECONDS / (ticks - start));

	FramePtr frame = Frame;
	if (frame) {
		IDirect3DSurface9* offsecreen;
		check(TEXT("CreateOffscreenPlainSurface"), IDirect3DDevice9_CreateOffscreenPlainSurface(This, desc.Width, desc.Height, desc.Format, D3DPOOL_SYSTEMMEM, &offsecreen, nullptr));
		{
			IDirect3DSurface9* target;
			check(TEXT("GetRenderTarget"), IDirect3DDevice9_GetRenderTarget(This, 0, &target));
#if 0
			if (desc.MultiSampleType != D3DMULTISAMPLE_NONE) {
				IDirect3DSurface9* resolved;
				check(TEXT("CreateRenderTarget"), IDirect3DDevice9_CreateRenderTarget(This, desc.Width, desc.Height, desc.Format, D3DMULTISAMPLE_NONE, 0, false, &resolved, nullptr));
				check(TEXT("StretchRect"), IDirect3DDevice9_StretchRect(This, target, nullptr, resolved, nullptr, D3DTEXF_NONE));
				IDirect3DSurface9_Release(target);
				target = resolved;
			}
#endif
			check(TEXT("GetRenderTargetData"), IDirect3DDevice9_GetRenderTargetData(This, target, offsecreen));
			IDirect3DSurface9_Release(target);
		}
		frame(ticks, offsecreen);
		IDirect3DSurface9_Release(offsecreen);
	}
	return IDirect3DDevice9_EndScene_Orig(This);
}

void video_device_release_dx9(video_canvas_t *canvas)
{
    if (canvas->d3dsurface) {
        IDirect3DSurface9_Release(canvas->d3dsurface);
        canvas->d3dsurface = NULL;
    }
    if (canvas->d3ddev) {
        IDirect3DDevice9_Release(canvas->d3ddev);
        canvas->d3ddev = NULL;
    }
}

static void dxva2_release_img(void *arg)
{
    struct dxva2_surface *surface = arg;
    if (surface->surface)
        IDirect3DSurface9_Release(surface->surface);

    if (surface->decoder)
        IDirectXVideoDecoder_Release(surface->decoder);

    talloc_free(surface);
}

static void hb_dx_destroy_video_decoder( hb_va_dxva2_t *dxva2 )
{
    if( dxva2->decoder )
        IDirectXVideoDecoder_Release( dxva2->decoder );
    dxva2->decoder = NULL;

    unsigned i;
    for( i = 0; i<dxva2->surface_count; i++ )
        IDirect3DSurface9_Release( dxva2->surface[i].d3d );
    dxva2->surface_count = 0;
}

static void test_surface_get_container(IDirect3DDevice9 *device_ptr)
{
    IDirect3DTexture9 *texture_ptr = 0;
    IDirect3DSurface9 *surface_ptr = 0;
    void *container_ptr;
    HRESULT hr;

    hr = IDirect3DDevice9_CreateTexture(device_ptr, 128, 128, 1, 0,
            D3DFMT_A8R8G8B8, D3DPOOL_DEFAULT, &texture_ptr, 0);
    ok(SUCCEEDED(hr) && texture_ptr != NULL, "CreateTexture returned: hr %#lx, texture_ptr %p. "
        "Expected hr %#lx, texture_ptr != %p\n", hr, texture_ptr, D3D_OK, NULL);
    if (!texture_ptr || FAILED(hr)) goto cleanup;

    hr = IDirect3DTexture9_GetSurfaceLevel(texture_ptr, 0, &surface_ptr);
    ok(SUCCEEDED(hr) && surface_ptr != NULL, "GetSurfaceLevel returned: hr %#lx, surface_ptr %p. "
        "Expected hr %#lx, surface_ptr != %p\n", hr, surface_ptr, D3D_OK, NULL);
    if (!surface_ptr || FAILED(hr)) goto cleanup;

    /* These should work... */
    container_ptr = (void *)0x1337c0d3;
    hr = IDirect3DSurface9_GetContainer(surface_ptr, &IID_IUnknown, &container_ptr);
    ok(SUCCEEDED(hr) && container_ptr == texture_ptr, "GetContainer returned: hr %#lx, container_ptr %p. "
        "Expected hr %#lx, container_ptr %p\n", hr, container_ptr, S_OK, texture_ptr);
    if (container_ptr && container_ptr != (void *)0x1337c0d3) IUnknown_Release((IUnknown *)container_ptr);

    container_ptr = (void *)0x1337c0d3;
    hr = IDirect3DSurface9_GetContainer(surface_ptr, &IID_IDirect3DResource9, &container_ptr);
    ok(SUCCEEDED(hr) && container_ptr == texture_ptr, "GetContainer returned: hr %#lx, container_ptr %p. "
        "Expected hr %#lx, container_ptr %p\n", hr, container_ptr, S_OK, texture_ptr);
    if (container_ptr && container_ptr != (void *)0x1337c0d3) IUnknown_Release((IUnknown *)container_ptr);

    container_ptr = (void *)0x1337c0d3;
    hr = IDirect3DSurface9_GetContainer(surface_ptr, &IID_IDirect3DBaseTexture9, &container_ptr);
    ok(SUCCEEDED(hr) && container_ptr == texture_ptr, "GetContainer returned: hr %#lx, container_ptr %p. "
        "Expected hr %#lx, container_ptr %p\n", hr, container_ptr, S_OK, texture_ptr);
    if (container_ptr && container_ptr != (void *)0x1337c0d3) IUnknown_Release((IUnknown *)container_ptr);

    container_ptr = (void *)0x1337c0d3;
    hr = IDirect3DSurface9_GetContainer(surface_ptr, &IID_IDirect3DTexture9, &container_ptr);
    ok(SUCCEEDED(hr) && container_ptr == texture_ptr, "GetContainer returned: hr %#lx, container_ptr %p. "
        "Expected hr %#lx, container_ptr %p\n", hr, container_ptr, S_OK, texture_ptr);
    if (container_ptr && container_ptr != (void *)0x1337c0d3) IUnknown_Release((IUnknown *)container_ptr);

    /* ...and this one shouldn't. This should return E_NOINTERFACE and set container_ptr to NULL */
    container_ptr = (void *)0x1337c0d3;
    hr = IDirect3DSurface9_GetContainer(surface_ptr, &IID_IDirect3DSurface9, &container_ptr);
    ok(hr == E_NOINTERFACE && container_ptr == NULL, "GetContainer returned: hr %#lx, container_ptr %p. "
        "Expected hr %#lx, container_ptr %p\n", hr, container_ptr, E_NOINTERFACE, NULL);
    if (container_ptr && container_ptr != (void *)0x1337c0d3) IUnknown_Release((IUnknown *)container_ptr);

cleanup:
    if (texture_ptr) IDirect3DTexture9_Release(texture_ptr);
    if (surface_ptr) IDirect3DSurface9_Release(surface_ptr);
}