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evr/presenter: Initial implementation of GetCurrentImage().

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Signed-off-by: Nikolay Sivov <nsivov@codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>
This commit is contained in:
Nikolay Sivov 2022-02-01 18:59:07 +03:00 committed by Alexandre Julliard
parent e091d5e87c
commit 22fda5990f
1 changed files with 92 additions and 2 deletions
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94
dlls/evr/presenter.c
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@ -65,6 +65,7 @@ struct sample_queue
unsigned int used;
unsigned int front;
unsigned int back;
IMFSample *last_presented;
};
struct streaming_thread
@ -120,6 +121,7 @@ struct video_presenter
struct
{
int presented;
LONGLONG sampletime;
} frame_stats;
CRITICAL_SECTION cs;
@ -507,6 +509,13 @@ static void video_presenter_sample_present(struct video_presenter *presenter, IM
IDirect3DSwapChain9_Present(presenter->swapchain, NULL, NULL, NULL, NULL, 0);
presenter->frame_stats.presented++;
EnterCriticalSection(&presenter->cs);
if (presenter->thread.queue.last_presented)
IMFSample_Release(presenter->thread.queue.last_presented);
presenter->thread.queue.last_presented = sample;
IMFSample_AddRef(presenter->thread.queue.last_presented);
LeaveCriticalSection(&presenter->cs);
IDirect3DDevice9_Release(device);
IDirect3DSurface9_Release(backbuffer);
IDirect3DSurface9_Release(surface);
@ -739,6 +748,8 @@ static HRESULT video_presenter_end_streaming(struct video_presenter *presenter)
TRACE("Terminated streaming thread tid %#lx.\n", presenter->thread.tid);
if (presenter->thread.queue.last_presented)
IMFSample_Release(presenter->thread.queue.last_presented);
memset(&presenter->thread, 0, sizeof(presenter->thread));
video_presenter_set_allocator_callback(presenter, NULL);
@ -1461,9 +1472,88 @@ static HRESULT WINAPI video_presenter_control_RepaintVideo(IMFVideoDisplayContro
static HRESULT WINAPI video_presenter_control_GetCurrentImage(IMFVideoDisplayControl *iface, BITMAPINFOHEADER *header,
BYTE **dib, DWORD *dib_size, LONGLONG *timestamp)
{
FIXME("%p, %p, %p, %p, %p.\n", iface, header, dib, dib_size, timestamp);
struct video_presenter *presenter = impl_from_IMFVideoDisplayControl(iface);
IDirect3DSurface9 *readback = NULL, *surface;
D3DSURFACE_DESC surface_desc;
D3DLOCKED_RECT mapped_rect;
IDirect3DDevice9 *device;
IMFSample *sample;
LONG stride;
HRESULT hr;
return E_NOTIMPL;
TRACE("%p, %p, %p, %p, %p.\n", iface, header, dib, dib_size, timestamp);
EnterCriticalSection(&presenter->cs);
sample = presenter->thread.queue.last_presented;
presenter->thread.queue.last_presented = NULL;
if (!presenter->swapchain || !sample)
{
hr = MF_E_INVALIDREQUEST;
}
else if (SUCCEEDED(hr = video_presenter_get_sample_surface(sample, &surface)))
{
IDirect3DSwapChain9_GetDevice(presenter->swapchain, &device);
IDirect3DSurface9_GetDesc(surface, &surface_desc);
if (surface_desc.Format != D3DFMT_X8R8G8B8)
{
FIXME("Unexpected surface format %d.\n", surface_desc.Format);
hr = E_FAIL;
}
if (SUCCEEDED(hr))
{
if (FAILED(hr = IDirect3DDevice9_CreateOffscreenPlainSurface(device, surface_desc.Width,
surface_desc.Height, D3DFMT_X8R8G8B8, D3DPOOL_SYSTEMMEM, &readback, NULL)))
{
WARN("Failed to create readback surface, hr %#lx.\n", hr);
}
}
if (SUCCEEDED(hr))
hr = IDirect3DDevice9_GetRenderTargetData(device, surface, readback);
if (SUCCEEDED(hr))
{
MFGetStrideForBitmapInfoHeader(D3DFMT_X8R8G8B8, surface_desc.Width, &stride);
*dib_size = abs(stride) * surface_desc.Height;
if (!(*dib = CoTaskMemAlloc(*dib_size)))
hr = E_OUTOFMEMORY;
}
if (SUCCEEDED(hr))
{
if (SUCCEEDED(hr = IDirect3DSurface9_LockRect(readback, &mapped_rect, NULL, D3DLOCK_READONLY)))
{
memcpy(*dib, mapped_rect.pBits, *dib_size);
IDirect3DSurface9_UnlockRect(readback);
}
}
memset(header, 0, sizeof(*header));
header->biSize = sizeof(*header);
header->biWidth = surface_desc.Width;
header->biHeight = surface_desc.Height;
header->biPlanes = 1;
header->biBitCount = 32;
header->biSizeImage = *dib_size;
IMFSample_GetSampleTime(sample, timestamp);
if (readback)
IDirect3DSurface9_Release(readback);
IDirect3DSurface9_Release(surface);
IDirect3DDevice9_Release(device);
}
if (sample)
IMFSample_Release(sample);
LeaveCriticalSection(&presenter->cs);
return hr;
}
static HRESULT WINAPI video_presenter_control_SetBorderColor(IMFVideoDisplayControl *iface, COLORREF color)