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https://gitlab.freedesktop.org/gstreamer/gstreamer.git
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734dd50879
Adding Direct3D12 h264 decoder Part-of: <https://gitlab.freedesktop.org/gstreamer/gstreamer/-/merge_requests/4161>
128 lines
3.8 KiB
C++
128 lines
3.8 KiB
C++
/* GStreamer
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* Copyright (C) 2023 Seungha Yang <seungha@centricular.com>
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this library; if not, write to the
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* Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
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* Boston, MA 02110-1301, USA.
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*/
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#ifdef HAVE_CONFIG_H
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#include "config.h"
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#endif
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#include "gstd3d12format.h"
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#include "gstd3d12utils.h"
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#include "gstd3d12device.h"
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#include <string.h>
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GST_DEBUG_CATEGORY_EXTERN (gst_d3d12_format_debug);
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#define GST_CAT_DEFAULT gst_d3d12_format_debug
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guint
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gst_d3d12_get_format_plane_count (GstD3D12Device * device, DXGI_FORMAT format)
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{
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ID3D12Device *device_handle;
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HRESULT hr;
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D3D12_FEATURE_DATA_FORMAT_INFO format_info = { format, 0 };
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g_return_val_if_fail (GST_IS_D3D12_DEVICE (device), 0);
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device_handle = gst_d3d12_device_get_device_handle (device);
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hr = device_handle->CheckFeatureSupport (D3D12_FEATURE_FORMAT_INFO,
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&format_info, sizeof (D3D12_FEATURE_DATA_FORMAT_INFO));
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if (!gst_d3d12_result (hr, device))
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return 0;
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return format_info.PlaneCount;
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}
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GstVideoFormat
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gst_d3d12_dxgi_format_to_gst (DXGI_FORMAT format)
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{
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switch (format) {
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case DXGI_FORMAT_B8G8R8A8_UNORM:
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return GST_VIDEO_FORMAT_BGRA;
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case DXGI_FORMAT_R8G8B8A8_UNORM:
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return GST_VIDEO_FORMAT_RGBA;
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case DXGI_FORMAT_R10G10B10A2_UNORM:
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return GST_VIDEO_FORMAT_RGB10A2_LE;
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case DXGI_FORMAT_AYUV:
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return GST_VIDEO_FORMAT_VUYA;
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case DXGI_FORMAT_YUY2:
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return GST_VIDEO_FORMAT_YUY2;
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case DXGI_FORMAT_Y210:
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return GST_VIDEO_FORMAT_Y210;
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case DXGI_FORMAT_Y410:
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return GST_VIDEO_FORMAT_Y410;
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case DXGI_FORMAT_NV12:
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return GST_VIDEO_FORMAT_NV12;
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case DXGI_FORMAT_P010:
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return GST_VIDEO_FORMAT_P010_10LE;
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case DXGI_FORMAT_P016:
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return GST_VIDEO_FORMAT_P016_LE;
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default:
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break;
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}
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return GST_VIDEO_FORMAT_UNKNOWN;
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}
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gboolean
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gst_d3d12_dxgi_format_to_resource_formats (DXGI_FORMAT format,
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DXGI_FORMAT resource_format[GST_VIDEO_MAX_PLANES])
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{
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g_return_val_if_fail (resource_format != nullptr, FALSE);
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for (guint i = 0; i < GST_VIDEO_MAX_PLANES; i++)
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resource_format[i] = DXGI_FORMAT_UNKNOWN;
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switch (format) {
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case DXGI_FORMAT_B8G8R8A8_UNORM:
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case DXGI_FORMAT_R8G8B8A8_UNORM:
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case DXGI_FORMAT_R10G10B10A2_UNORM:
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case DXGI_FORMAT_R8_UNORM:
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case DXGI_FORMAT_R8G8_UNORM:
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case DXGI_FORMAT_R16_UNORM:
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case DXGI_FORMAT_R16G16_UNORM:
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case DXGI_FORMAT_G8R8_G8B8_UNORM:
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case DXGI_FORMAT_R8G8_B8G8_UNORM:
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case DXGI_FORMAT_R16G16B16A16_UNORM:
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resource_format[0] = format;
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break;
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case DXGI_FORMAT_AYUV:
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case DXGI_FORMAT_YUY2:
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resource_format[0] = DXGI_FORMAT_R8G8B8A8_UNORM;
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break;
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case DXGI_FORMAT_NV12:
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resource_format[0] = DXGI_FORMAT_R8_UNORM;
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resource_format[1] = DXGI_FORMAT_R8G8_UNORM;
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break;
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case DXGI_FORMAT_P010:
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case DXGI_FORMAT_P016:
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resource_format[0] = DXGI_FORMAT_R16_UNORM;
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resource_format[1] = DXGI_FORMAT_R16G16_UNORM;
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break;
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case DXGI_FORMAT_Y210:
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resource_format[0] = DXGI_FORMAT_R16G16B16A16_UNORM;
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break;
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case DXGI_FORMAT_Y410:
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resource_format[0] = DXGI_FORMAT_R10G10B10A2_UNORM;
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break;
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default:
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return FALSE;
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}
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return TRUE;
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}
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