Signed-off-by: Nikolay Sivov nsivov@codeweavers.com ---
Conversion is using coefficients from SDTV ITU-R BT.601, which matches official dxva2 samples, except for RGB values shift by 16, which I don't see in ITU paper.
dlls/evr/mixer.c | 35 +++++++++++++++++++++++++++++++---- 1 file changed, 31 insertions(+), 4 deletions(-)
diff --git a/dlls/evr/mixer.c b/dlls/evr/mixer.c index 3a2b6830782..2e03535fda3 100644 --- a/dlls/evr/mixer.c +++ b/dlls/evr/mixer.c @@ -95,7 +95,11 @@ struct video_mixer IMFAttributes *internal_attributes; unsigned int mixing_flags; unsigned int is_streaming; - COLORREF bkgnd_color; + struct + { + COLORREF rgba; + DXVA2_AYUVSample16 ayuv; + } bkgnd_color; LONGLONG lower_bound; LONGLONG upper_bound; CRITICAL_SECTION cs; @@ -1277,7 +1281,6 @@ static void video_mixer_render(struct video_mixer *mixer, IDirect3DSurface9 *rt) zoom_rect.right = zoom_rect.bottom = 1.0f; }
- SetRect(¶ms.TargetRect, 0, 0, rt_desc.Width, rt_desc.Height); video_mixer_scale_rect(&dst, rt_desc.Width, rt_desc.Height, &zoom_rect);
for (i = 0; i < mixer->input_count; ++i) @@ -1329,6 +1332,9 @@ static void video_mixer_render(struct video_mixer *mixer, IDirect3DSurface9 *rt)
if (SUCCEEDED(hr)) { + SetRect(¶ms.TargetRect, 0, 0, rt_desc.Width, rt_desc.Height); + params.BackgroundColor = mixer->bkgnd_color.ayuv; + if (FAILED(hr = IDirectXVideoProcessor_VideoProcessBlt(mixer->processor, rt, ¶ms, samples, sample_count, NULL))) { @@ -1983,12 +1989,28 @@ static HRESULT WINAPI video_mixer_processor_GetBackgroundColor(IMFVideoProcessor return E_POINTER;
EnterCriticalSection(&mixer->cs); - *color = mixer->bkgnd_color; + *color = mixer->bkgnd_color.rgba; LeaveCriticalSection(&mixer->cs);
return S_OK; }
+static void video_mixer_rgb_to_ycbcr(COLORREF rgb, DXVA2_AYUVSample16 *ayuv) +{ + int y, cb, cr, r, g, b; + + r = GetRValue(rgb); g = GetGValue(rgb); b = GetBValue(rgb); + /* Coefficients according to SDTV ITU-R BT.601 */ + y = (77 * r + 150 * g + 29 * b + 128) / 256 + 16; + cb = (-44 * r - 87 * g + 131 * b + 128) / 256 + 128; + cr = (131 * r - 110 * g - 21 * b + 128) / 256 + 128; + + ayuv->Y = y * 0x100; + ayuv->Cb = cb * 0x100; + ayuv->Cr = cr * 0x100; + ayuv->Alpha = 0xffff; +} + static HRESULT WINAPI video_mixer_processor_SetBackgroundColor(IMFVideoProcessor *iface, COLORREF color) { struct video_mixer *mixer = impl_from_IMFVideoProcessor(iface); @@ -1996,7 +2018,11 @@ static HRESULT WINAPI video_mixer_processor_SetBackgroundColor(IMFVideoProcessor TRACE("%p, %#x.\n", iface, color);
EnterCriticalSection(&mixer->cs); - mixer->bkgnd_color = color; + if (mixer->bkgnd_color.rgba != color) + { + video_mixer_rgb_to_ycbcr(color, &mixer->bkgnd_color.ayuv); + mixer->bkgnd_color.rgba = color; + } LeaveCriticalSection(&mixer->cs);
return S_OK; @@ -2528,6 +2554,7 @@ HRESULT evr_mixer_create(IUnknown *outer, void **out) object->upper_bound = MFT_OUTPUT_BOUND_UPPER_UNBOUNDED; video_mixer_init_input(&object->inputs[0]); video_mixer_update_zorder_map(object); + video_mixer_rgb_to_ycbcr(object->bkgnd_color.rgba, &object->bkgnd_color.ayuv); InitializeCriticalSection(&object->cs); if (FAILED(hr = MFCreateAttributes(&object->attributes, 0))) {
Signed-off-by: Nikolay Sivov nsivov@codeweavers.com --- dlls/evr/mixer.c | 1 + 1 file changed, 1 insertion(+)
diff --git a/dlls/evr/mixer.c b/dlls/evr/mixer.c index 2e03535fda3..fb7fcf79d9c 100644 --- a/dlls/evr/mixer.c +++ b/dlls/evr/mixer.c @@ -1326,6 +1326,7 @@ static void video_mixer_render(struct video_mixer *mixer, IDirect3DSurface9 *rt)
video_mixer_normalize_rect(&dst, &stream_vis, &norm); video_mixer_scale_rect(&samples[sample_count].DstRect, rt_desc.Width, rt_desc.Height, &norm); + samples[sample_count].PlanarAlpha = DXVA2FloatToFixed(1.0f);
sample_count++; }
-
Nikolay Sivov