diff options
Diffstat (limited to 'gst-libs')
| -rw-r--r-- | gst-libs/gst/d3d11/gstd3d11device.cpp | 17 | ||||
| -rw-r--r-- | gst-libs/gst/d3d11/gstd3d11format.h | 2 |
2 files changed, 17 insertions, 2 deletions
diff --git a/gst-libs/gst/d3d11/gstd3d11device.cpp b/gst-libs/gst/d3d11/gstd3d11device.cpp index 0b03a0aa0..5eba00aba 100644 --- a/gst-libs/gst/d3d11/gstd3d11device.cpp +++ b/gst-libs/gst/d3d11/gstd3d11device.cpp @@ -95,7 +95,7 @@ enum #define DEFAULT_ADAPTER 0 #define DEFAULT_CREATE_FLAGS 0 -#define GST_D3D11_N_FORMATS 29 +#define GST_D3D11_N_FORMATS 25 struct _GstD3D11DevicePrivate { @@ -547,6 +547,20 @@ gst_d3d11_device_setup_format_table (GstD3D11Device * self) priv->format_table[n_formats].dxgi_format = DXGI_FORMAT_UNKNOWN; n_formats++; + /* FIXME: d3d11 sampler doesn't support packed-and-subsampled formats + * very well (and it's really poorly documented). + * As per observation, d3d11 samplers seems to be dropping the second + * Y componet from "Y0-U0-Y1-V0" pair which results in bad visual quality + * than 4:2:0 subsampled formats. We should revisit this later */ + + /* TODO: The best would be using d3d11 compute shader to handle this kinds of + * samples but comute shader is not implemented yet by us. + * + * Another simple approach is using d3d11 video processor, + * but capability will be very device dependent because it depends on + * GPU vendor's driver implementation, moreover, software fallback does + * not support d3d11 video processor. So it's not reliable in this case */ +#if 0 /* NOTE: packted yuv 4:2:2 YUY2, UYVY, and VYUY formats are not natively * supported render target view formats * (i.e., cannot be output format of shader pipeline) */ @@ -586,6 +600,7 @@ gst_d3d11_device_setup_format_table (GstD3D11Device * self) else priv->format_table[n_formats].dxgi_format = DXGI_FORMAT_UNKNOWN; n_formats++; +#endif priv->format_table[n_formats].format = GST_VIDEO_FORMAT_Y410; priv->format_table[n_formats].resource_format[0] = diff --git a/gst-libs/gst/d3d11/gstd3d11format.h b/gst-libs/gst/d3d11/gstd3d11format.h index de0bb38ab..2c7e93556 100644 --- a/gst-libs/gst/d3d11/gstd3d11format.h +++ b/gst-libs/gst/d3d11/gstd3d11format.h @@ -33,7 +33,7 @@ G_BEGIN_DECLS "GRAY8, GRAY16_LE" #define GST_D3D11_EXTRA_IN_FORMATS \ - "YUY2, UYVY, VYUY, Y210, Y410" + "Y410" #define GST_D3D11_SINK_FORMATS \ "{ " GST_D3D11_COMMON_FORMATS " ," GST_D3D11_EXTRA_IN_FORMATS " }" |