On Mon, 2024-11-04 at 10:15 -0300, James Almer wrote:
> On 11/4/2024 12:53 AM, fei.w.wang-at-intel....@ffmpeg.org wrote:
> > From: Fei Wang <fei.w.w...@intel.com>
> >
> > Use DXGI/D3DFMT 16bit pixel format to compatible with 12bit
> > Y212/XV36
> > since there is no 12bit pixel defined in D3D11/D3D9.
> >
> > Fix cmdline on Windows:
> >
> > $ ffmpeg.exe -hwaccel qsv -init_hw_device qsv:hw,child_device_type=
> > {d3d11, dxva2} -i input_12bit.bin -f null -
> >
> > Signed-off-by: Fei Wang <fei.w.w...@intel.com>
> > ---
> > 1. Add the same change to dxva2.
> >
> > libavutil/hwcontext_d3d11va.c | 4 ++++
> > libavutil/hwcontext_dxva2.c | 4 ++++
> > 2 files changed, 8 insertions(+)
> >
> > diff --git a/libavutil/hwcontext_d3d11va.c
> > b/libavutil/hwcontext_d3d11va.c
> > index 9d81effe5e..1a047ce57b 100644
> > --- a/libavutil/hwcontext_d3d11va.c
> > +++ b/libavutil/hwcontext_d3d11va.c
> > @@ -104,6 +104,10 @@ static const struct {
> > { DXGI_FORMAT_P016, AV_PIX_FMT_P012 },
> > { DXGI_FORMAT_Y216, AV_PIX_FMT_Y216 },
> > { DXGI_FORMAT_Y416, AV_PIX_FMT_XV48 },
> > + // There is no 12bit pixel format defined in DXGI_FORMAT*, use
> > 16bit to compatible
> > + // with 12 bit AV_PIX_FMT* formats.
> > + { DXGI_FORMAT_Y216, AV_PIX_FMT_Y212 },
> > + { DXGI_FORMAT_Y416, AV_PIX_FMT_XV36 },
> > // Special opaque formats. The pix_fmt is merely a place
> > holder, as the
> > // opaque format cannot be accessed directly.
> > { DXGI_FORMAT_420_OPAQUE, AV_PIX_FMT_YUV420P },
> > diff --git a/libavutil/hwcontext_dxva2.c
> > b/libavutil/hwcontext_dxva2.c
> > index b6eb13439d..f697690e19 100644
> > --- a/libavutil/hwcontext_dxva2.c
> > +++ b/libavutil/hwcontext_dxva2.c
> > @@ -95,6 +95,10 @@ static const struct {
> > { MKTAG('P', '0', '1', '6'), AV_PIX_FMT_P012 },
> > { MKTAG('Y', '2', '1', '6'), AV_PIX_FMT_Y216 },
> > { MKTAG('Y', '4', '1', '6'), AV_PIX_FMT_XV48 },
> > + // There is no 12bit pixel format defined in D3DFMT*, use
> > 16bit to compatible
> > + // with 12 bit AV_PIX_FMT* formats.
> > + { MKTAG('Y', '2', '1', '6'), AV_PIX_FMT_Y212 },
> > + { MKTAG('Y', '4', '1', '6'), AV_PIX_FMT_XV36 },
> > { D3DFMT_P8, AV_PIX_FMT_PAL8 },
> > { D3DFMT_A8R8G8B8, AV_PIX_FMT_BGRA },
> > };
>
> Ok.
Applied, Thanks.
Fei
>
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