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https://gitlab.freedesktop.org/gstreamer/gstreamer.git
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996346f8d3
Conversion will happen when constructed command list is executed, not by converter element. Thus this object should not map output buffer with write flag which will result in error if multiple threads are building commands for the same output target frame. Part-of: <https://gitlab.freedesktop.org/gstreamer/gstreamer/-/merge_requests/5875>
85 lines
2.7 KiB
C++
85 lines
2.7 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 "gstd3d12pluginutils.h"
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GType
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gst_d3d12_sampling_method_get_type (void)
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{
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static GType type = 0;
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static const GEnumValue methods[] = {
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{GST_D3D12_SAMPLING_METHOD_NEAREST,
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"Nearest Neighbour", "nearest-neighbour"},
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{GST_D3D12_SAMPLING_METHOD_BILINEAR,
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"Bilinear", "bilinear"},
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{GST_D3D12_SAMPLING_METHOD_LINEAR_MINIFICATION,
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"Linear minification, point magnification", "linear-minification"},
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{GST_D3D12_SAMPLING_METHOD_ANISOTROPIC, "Anisotropic", "anisotropic"},
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{0, nullptr, nullptr},
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};
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GST_D3D12_CALL_ONCE_BEGIN {
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type = g_enum_register_static ("GstD3D12SamplingMethod", methods);
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} GST_D3D12_CALL_ONCE_END;
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return type;
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}
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struct SamplingMethodMap
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{
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GstD3D12SamplingMethod method;
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D3D12_FILTER filter;
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};
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static const SamplingMethodMap sampling_method_map[] = {
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{GST_D3D12_SAMPLING_METHOD_NEAREST, D3D12_FILTER_MIN_MAG_MIP_POINT},
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{GST_D3D12_SAMPLING_METHOD_BILINEAR, D3D12_FILTER_MIN_MAG_LINEAR_MIP_POINT},
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{GST_D3D12_SAMPLING_METHOD_LINEAR_MINIFICATION,
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D3D12_FILTER_MIN_LINEAR_MAG_MIP_POINT},
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{GST_D3D12_SAMPLING_METHOD_ANISOTROPIC, D3D12_FILTER_ANISOTROPIC},
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};
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D3D12_FILTER
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gst_d3d12_sampling_method_to_native (GstD3D12SamplingMethod method)
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{
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for (guint i = 0; i < G_N_ELEMENTS (sampling_method_map); i++) {
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if (sampling_method_map[i].method == method)
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return sampling_method_map[i].filter;
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}
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return D3D12_FILTER_MIN_MAG_MIP_POINT;
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}
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void
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gst_d3d12_buffer_after_write (GstBuffer * buffer, guint64 fence_value)
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{
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for (guint i = 0; i < gst_buffer_n_memory (buffer); i++) {
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auto mem = gst_buffer_peek_memory (buffer, i);
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g_return_if_fail (gst_is_d3d12_memory (mem));
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auto dmem = GST_D3D12_MEMORY_CAST (mem);
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dmem->fence_value = fence_value;
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GST_MINI_OBJECT_FLAG_SET (dmem, GST_D3D12_MEMORY_TRANSFER_NEED_DOWNLOAD);
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GST_MINI_OBJECT_FLAG_UNSET (dmem, GST_D3D12_MEMORY_TRANSFER_NEED_UPLOAD);
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}
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}
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