gstreamer/subprojects/gst-plugins-bad/sys/d3d12/gstd3d12format.cpp

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/* GStreamer
* Copyright (C) 2023 Seungha Yang <seungha@centricular.com>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public
* License along with this library; if not, write to the
* Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
* Boston, MA 02110-1301, USA.
*/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include "gstd3d12format.h"
#include "gstd3d12utils.h"
#include "gstd3d12device.h"
#include <string.h>
GST_DEBUG_CATEGORY_EXTERN (gst_d3d12_format_debug);
#define GST_CAT_DEFAULT gst_d3d12_format_debug
guint
gst_d3d12_get_format_plane_count (GstD3D12Device * device, DXGI_FORMAT format)
{
ID3D12Device *device_handle;
HRESULT hr;
D3D12_FEATURE_DATA_FORMAT_INFO format_info = { format, 0 };
g_return_val_if_fail (GST_IS_D3D12_DEVICE (device), 0);
device_handle = gst_d3d12_device_get_device_handle (device);
hr = device_handle->CheckFeatureSupport (D3D12_FEATURE_FORMAT_INFO,
&format_info, sizeof (D3D12_FEATURE_DATA_FORMAT_INFO));
if (!gst_d3d12_result (hr, device))
return 0;
return format_info.PlaneCount;
}
GstVideoFormat
gst_d3d12_dxgi_format_to_gst (DXGI_FORMAT format)
{
switch (format) {
case DXGI_FORMAT_B8G8R8A8_UNORM:
return GST_VIDEO_FORMAT_BGRA;
case DXGI_FORMAT_R8G8B8A8_UNORM:
return GST_VIDEO_FORMAT_RGBA;
case DXGI_FORMAT_R10G10B10A2_UNORM:
return GST_VIDEO_FORMAT_RGB10A2_LE;
case DXGI_FORMAT_AYUV:
return GST_VIDEO_FORMAT_VUYA;
case DXGI_FORMAT_YUY2:
return GST_VIDEO_FORMAT_YUY2;
case DXGI_FORMAT_Y210:
return GST_VIDEO_FORMAT_Y210;
case DXGI_FORMAT_Y410:
return GST_VIDEO_FORMAT_Y410;
case DXGI_FORMAT_NV12:
return GST_VIDEO_FORMAT_NV12;
case DXGI_FORMAT_P010:
return GST_VIDEO_FORMAT_P010_10LE;
case DXGI_FORMAT_P016:
return GST_VIDEO_FORMAT_P016_LE;
default:
break;
}
return GST_VIDEO_FORMAT_UNKNOWN;
}
gboolean
gst_d3d12_dxgi_format_to_resource_formats (DXGI_FORMAT format,
DXGI_FORMAT resource_format[GST_VIDEO_MAX_PLANES])
{
g_return_val_if_fail (resource_format != nullptr, FALSE);
for (guint i = 0; i < GST_VIDEO_MAX_PLANES; i++)
resource_format[i] = DXGI_FORMAT_UNKNOWN;
switch (format) {
case DXGI_FORMAT_B8G8R8A8_UNORM:
case DXGI_FORMAT_R8G8B8A8_UNORM:
case DXGI_FORMAT_R10G10B10A2_UNORM:
case DXGI_FORMAT_R8_UNORM:
case DXGI_FORMAT_R8G8_UNORM:
case DXGI_FORMAT_R16_UNORM:
case DXGI_FORMAT_R16G16_UNORM:
case DXGI_FORMAT_G8R8_G8B8_UNORM:
case DXGI_FORMAT_R8G8_B8G8_UNORM:
case DXGI_FORMAT_R16G16B16A16_UNORM:
resource_format[0] = format;
break;
case DXGI_FORMAT_AYUV:
case DXGI_FORMAT_YUY2:
resource_format[0] = DXGI_FORMAT_R8G8B8A8_UNORM;
break;
case DXGI_FORMAT_NV12:
resource_format[0] = DXGI_FORMAT_R8_UNORM;
resource_format[1] = DXGI_FORMAT_R8G8_UNORM;
break;
case DXGI_FORMAT_P010:
case DXGI_FORMAT_P016:
resource_format[0] = DXGI_FORMAT_R16_UNORM;
resource_format[1] = DXGI_FORMAT_R16G16_UNORM;
break;
case DXGI_FORMAT_Y210:
resource_format[0] = DXGI_FORMAT_R16G16B16A16_UNORM;
break;
case DXGI_FORMAT_Y410:
resource_format[0] = DXGI_FORMAT_R10G10B10A2_UNORM;
break;
default:
return FALSE;
}
return TRUE;
}