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 },
};
--
2.34.1
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