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gstreamer/subprojects/gst-plugins-bad/gst-libs/gst/d3d11/gstd3d11format.cpp
Seungha Yang fce7431381 d3d11: Install library headers 
Our Direct3D11 abstraction layer has been improved and
it gained good shape from API point of view.
Also, On Windows, GstD3D11 has various advantages over GstGL
in terms of compatibility/stability/feature/performance.
Note that WGL implementation is known to be buggy for some
drivers/vendors/scenario (that's a reason why Google implemented ANGLE).
Moreover, GstGL is not fully optimized for Windows unfortunately.

It's the time to open this interface to application developers
for various optimized processing using our Direct3D11
infrastructure.

Part-of: <https://gitlab.freedesktop.org/gstreamer/gstreamer/-/merge_requests/2646>
2022-06-27 19:33:57 +00:00

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/* GStreamer
* Copyright (C) 2020 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 "gstd3d11format.h"
#include "gstd3d11utils.h"
#include "gstd3d11device.h"
#include "gstd3d11memory.h"
#include "gstd3d11_private.h"
#include <string.h>
#ifndef GST_DISABLE_GST_DEBUG
#define GST_CAT_DEFAULT ensure_debug_category()
static GstDebugCategory *
ensure_debug_category (void)
{
static gsize cat_gonce = 0;
if (g_once_init_enter (&cat_gonce)) {
gsize cat_done;
cat_done = (gsize) _gst_debug_category_new ("d3d11format", 0,
"d3d11 specific formats");
g_once_init_leave (&cat_gonce, cat_done);
}
return (GstDebugCategory *) cat_gonce;
}
#else
#define ensure_debug_category() /* NOOP */
#endif /* GST_DISABLE_GST_DEBUG */
GType
gst_d3d11_format_support_get_type (void)
{
static gsize support_type = 0;
static const GFlagsValue support_values[] = {
{D3D11_FORMAT_SUPPORT_BUFFER, "BUFFER", "buffer"},
{D3D11_FORMAT_SUPPORT_IA_VERTEX_BUFFER, "IA_VERTEX_BUFFER",
"ia-vertex-buffer"},
{D3D11_FORMAT_SUPPORT_IA_INDEX_BUFFER, "IA_INDEX_BUFFER",
"ia-index-buffer"},
{D3D11_FORMAT_SUPPORT_SO_BUFFER, "SO_BUFFER", "so-buffer"},
{D3D11_FORMAT_SUPPORT_TEXTURE1D, "TEXTURE1D", "texture1d"},
{D3D11_FORMAT_SUPPORT_TEXTURE2D, "TEXTURE2D", "texture2d"},
{D3D11_FORMAT_SUPPORT_TEXTURE3D, "TEXTURE3D", "texture3d"},
{D3D11_FORMAT_SUPPORT_TEXTURECUBE, "TEXTURECUBE", "texturecube"},
{D3D11_FORMAT_SUPPORT_SHADER_LOAD, "SHADER_LOAD", "shader-load"},
{D3D11_FORMAT_SUPPORT_SHADER_SAMPLE, "SHADER_SAMPLE", "shader-sample"},
{D3D11_FORMAT_SUPPORT_SHADER_SAMPLE_COMPARISON, "SHADER_COMPARISION",
"shader-comparision"},
{D3D11_FORMAT_SUPPORT_SHADER_SAMPLE_MONO_TEXT, "SHADER_SAMPLE_MONO_TEXT",
"shader-sample-mono-text"},
{D3D11_FORMAT_SUPPORT_MIP, "MIP", "mip"},
{D3D11_FORMAT_SUPPORT_MIP_AUTOGEN, "MIP_AUTOGEN", "mip-autogen"},
{D3D11_FORMAT_SUPPORT_RENDER_TARGET, "RENDER_TARGET", "render-target"},
{D3D11_FORMAT_SUPPORT_BLENDABLE, "BLANDABLE", "blandable"},
{D3D11_FORMAT_SUPPORT_DEPTH_STENCIL, "DEPTH_STENCIL", "depth-stencil"},
{D3D11_FORMAT_SUPPORT_CPU_LOCKABLE, "CPU_LOCKABLE", "cpu-lockable"},
{D3D11_FORMAT_SUPPORT_MULTISAMPLE_RESOLVE, "MULTISAMPLE_RESOLVE",
"multisample-resolve"},
{D3D11_FORMAT_SUPPORT_DISPLAY, "DISPLAY", "display"},
{D3D11_FORMAT_SUPPORT_CAST_WITHIN_BIT_LAYOUT, "CAST_WITHIN_BIT_LAYOUT",
"cast-within-bit-layout"},
{D3D11_FORMAT_SUPPORT_MULTISAMPLE_RENDERTARGET, "MULTISAMPLE_RENDERTARGET",
"multisample-rendertarget"},
{D3D11_FORMAT_SUPPORT_MULTISAMPLE_LOAD, "MULTISAMPLE_LOAD",
"multisample-load"},
{D3D11_FORMAT_SUPPORT_SHADER_GATHER, "SHADER_GATHER", "shader-gether"},
{D3D11_FORMAT_SUPPORT_BACK_BUFFER_CAST, "BACK_BUFFER_CAST",
"back-buffer-cast"},
{D3D11_FORMAT_SUPPORT_TYPED_UNORDERED_ACCESS_VIEW, "UNORDERED_ACCESS_VIEW",
"unordered-access-view"},
{D3D11_FORMAT_SUPPORT_SHADER_GATHER_COMPARISON, "SHADER_GATHER_COMPARISON",
"shader-gether-comparision"},
{D3D11_FORMAT_SUPPORT_DECODER_OUTPUT, "DECODER_OUTPUT", "decoder-output"},
{D3D11_FORMAT_SUPPORT_VIDEO_PROCESSOR_OUTPUT, "VIDEO_PROCESSOR_OUTPUT",
"video-processor-output"},
{D3D11_FORMAT_SUPPORT_VIDEO_PROCESSOR_INPUT, "VIDEO_PROCESSOR_INPUT",
"video-processor-input"},
{D3D11_FORMAT_SUPPORT_VIDEO_ENCODER, "VIDEO_ENCODER", "video-encoder"},
{0, nullptr, nullptr}
};
if (g_once_init_enter (&support_type)) {
GType tmp = g_flags_register_static ("GstD3D11FormatSupport",
support_values);
g_once_init_leave (&support_type, tmp);
}
return (GType) support_type;
}
/**
* gst_d3d11_dxgi_format_get_size:
* @format: a DXGI_FORMAT
* @width: a texture width
* @height: a texture height
* @pitch: a pitch of texture
* @offset: offset for each plane
* @stride: stride for each plane
* @size: (out): required memory size for given format
*
* Calculate required memory size and per plane stride with
* based on information
*
* Returns: %TRUE if @size can be calculated with given information
*
* Since: 1.22
*/
gboolean
gst_d3d11_dxgi_format_get_size (DXGI_FORMAT format, guint width, guint height,
guint pitch, gsize offset[GST_VIDEO_MAX_PLANES],
gint stride[GST_VIDEO_MAX_PLANES], gsize * size)
{
g_return_val_if_fail (format != DXGI_FORMAT_UNKNOWN, FALSE);
switch (format) {
case DXGI_FORMAT_B8G8R8A8_UNORM:
case DXGI_FORMAT_R8G8B8A8_UNORM:
case DXGI_FORMAT_R10G10B10A2_UNORM:
case DXGI_FORMAT_AYUV:
case DXGI_FORMAT_YUY2:
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_Y210:
case DXGI_FORMAT_Y410:
case DXGI_FORMAT_R16G16B16A16_UNORM:
offset[0] = 0;
stride[0] = pitch;
*size = pitch * height;
break;
case DXGI_FORMAT_NV12:
case DXGI_FORMAT_P010:
case DXGI_FORMAT_P016:
offset[0] = 0;
stride[0] = pitch;
offset[1] = offset[0] + stride[0] * height;
stride[1] = pitch;
*size = offset[1] + stride[1] * GST_ROUND_UP_2 (height / 2);
break;
default:
return FALSE;
}
GST_LOG ("Calculated buffer size: %" G_GSIZE_FORMAT
" (dxgi format:%d, %dx%d, Pitch %d)",
*size, format, width, height, pitch);
return TRUE;
}
/**
* gst_d3d11_dxgi_format_to_gst:
* @format: a DXGI_FORMAT
*
* Converts the @format to its #GstVideoFormat representation.
*
* Returns: a #GstVideoFormat equivalent to @format
*
* Since: 1.22
*/
GstVideoFormat
gst_d3d11_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;
}
/**
* gst_d3d11_format_init:
* @format: (out caller-allocates): a #GstD3D11Format
*
* Initialize @format with default values.
*
* Since: 1.22
*/
void
gst_d3d11_format_init (GstD3D11Format * format)
{
g_return_if_fail (format != nullptr);
memset (format, 0, sizeof (GstD3D11Format));
}
/**
* gst_d3d11_dxgi_format_get_resource_format:
* @format: a DXGI_FORMAT
* @resource_format: (out caller-allocats): Resource formats for each plane
*
* Returns: the number of planes for @format
*
* Since: 1.22
*/
guint
gst_d3d11_dxgi_format_get_resource_format (DXGI_FORMAT format,
DXGI_FORMAT resource_format[GST_VIDEO_MAX_PLANES])
{
for (guint i = 0; i < GST_VIDEO_MAX_PLANES; i++)
resource_format[i] = DXGI_FORMAT_UNKNOWN;
if (format == DXGI_FORMAT_UNKNOWN)
return 0;
for (guint i = 0; i < GST_D3D11_N_FORMATS; i++) {
const GstD3D11Format *fmt = &_gst_d3d11_default_format_map[i];
if (fmt->dxgi_format == format) {
guint n_planes = 0;
for (n_planes = 0; n_planes < GST_VIDEO_MAX_PLANES; n_planes++) {
if (fmt->resource_format[n_planes] == DXGI_FORMAT_UNKNOWN)
break;
resource_format[n_planes] = fmt->resource_format[n_planes];
}
return n_planes;
}
}
resource_format[0] = format;
return 1;
}
/**
* gst_d3d11_dxgi_format_get_alignment:
* @format: a DXGI_FORMAT
*
* Returns: Width and height Alignment requirement for given @format
*
* Since: 1.22
*/
guint
gst_d3d11_dxgi_format_get_alignment (DXGI_FORMAT format)
{
switch (format) {
case DXGI_FORMAT_NV12:
case DXGI_FORMAT_P010:
case DXGI_FORMAT_P016:
return 2;
default:
break;
}
return 0;
}
/**
* gst_d3d11_dxgi_format_to_string:
* @format: a DXGI_FORMAT
*
* Converts @format enum value to its string representation
*
* Returns: a string representation of @format
*
* Since: 1.22
*/
const gchar *
gst_d3d11_dxgi_format_to_string (DXGI_FORMAT format)
{
#define CASE(f) \
case DXGI_FORMAT_ ##f: \
return G_STRINGIFY (f);
switch (format) {
CASE (UNKNOWN);
CASE (R32G32B32A32_TYPELESS);
CASE (R32G32B32A32_FLOAT);
CASE (R32G32B32A32_UINT);
CASE (R32G32B32A32_SINT);
CASE (R32G32B32_TYPELESS);
CASE (R32G32B32_FLOAT);
CASE (R32G32B32_UINT);
CASE (R32G32B32_SINT);
CASE (R16G16B16A16_TYPELESS);
CASE (R16G16B16A16_FLOAT);
CASE (R16G16B16A16_UNORM);
CASE (R16G16B16A16_UINT);
CASE (R16G16B16A16_SNORM);
CASE (R16G16B16A16_SINT);
CASE (R32G32_TYPELESS);
CASE (R32G32_FLOAT);
CASE (R32G32_UINT);
CASE (R32G32_SINT);
CASE (R32G8X24_TYPELESS);
CASE (D32_FLOAT_S8X24_UINT);
CASE (R32_FLOAT_X8X24_TYPELESS);
CASE (X32_TYPELESS_G8X24_UINT);
CASE (R10G10B10A2_TYPELESS);
CASE (R10G10B10A2_UNORM);
CASE (R10G10B10A2_UINT);
CASE (R11G11B10_FLOAT);
CASE (R8G8B8A8_TYPELESS);
CASE (R8G8B8A8_UNORM);
CASE (R8G8B8A8_UNORM_SRGB);
CASE (R8G8B8A8_UINT);
CASE (R8G8B8A8_SNORM);
CASE (R8G8B8A8_SINT);
CASE (R16G16_TYPELESS);
CASE (R16G16_FLOAT);
CASE (R16G16_UNORM);
CASE (R16G16_UINT);
CASE (R16G16_SNORM);
CASE (R16G16_SINT);
CASE (R32_TYPELESS);
CASE (D32_FLOAT);
CASE (R32_FLOAT);
CASE (R32_UINT);
CASE (R32_SINT);
CASE (R24G8_TYPELESS);
CASE (D24_UNORM_S8_UINT);
CASE (R24_UNORM_X8_TYPELESS);
CASE (X24_TYPELESS_G8_UINT);
CASE (R8G8_TYPELESS);
CASE (R8G8_UNORM);
CASE (R8G8_UINT);
CASE (R8G8_SNORM);
CASE (R8G8_SINT);
CASE (R16_TYPELESS);
CASE (R16_FLOAT);
CASE (D16_UNORM);
CASE (R16_UNORM);
CASE (R16_UINT);
CASE (R16_SNORM);
CASE (R16_SINT);
CASE (R8_TYPELESS);
CASE (R8_UNORM);
CASE (R8_UINT);
CASE (R8_SNORM);
CASE (R8_SINT);
CASE (A8_UNORM);
CASE (R1_UNORM);
CASE (R9G9B9E5_SHAREDEXP);
CASE (R8G8_B8G8_UNORM);
CASE (G8R8_G8B8_UNORM);
CASE (BC1_TYPELESS);
CASE (BC1_UNORM);
CASE (BC1_UNORM_SRGB);
CASE (BC2_TYPELESS);
CASE (BC2_UNORM);
CASE (BC2_UNORM_SRGB);
CASE (BC3_TYPELESS);
CASE (BC3_UNORM);
CASE (BC3_UNORM_SRGB);
CASE (BC4_TYPELESS);
CASE (BC4_UNORM);
CASE (BC4_SNORM);
CASE (BC5_TYPELESS);
CASE (BC5_UNORM);
CASE (BC5_SNORM);
CASE (B5G6R5_UNORM);
CASE (B5G5R5A1_UNORM);
CASE (B8G8R8A8_UNORM);
CASE (B8G8R8X8_UNORM);
CASE (R10G10B10_XR_BIAS_A2_UNORM);
CASE (B8G8R8A8_TYPELESS);
CASE (B8G8R8A8_UNORM_SRGB);
CASE (B8G8R8X8_TYPELESS);
CASE (B8G8R8X8_UNORM_SRGB);
CASE (BC6H_TYPELESS);
CASE (BC6H_UF16);
CASE (BC6H_SF16);
CASE (BC7_TYPELESS);
CASE (BC7_UNORM);
CASE (BC7_UNORM_SRGB);
CASE (AYUV);
CASE (Y410);
CASE (Y416);
CASE (NV12);
CASE (P010);
CASE (P016);
case DXGI_FORMAT_420_OPAQUE:
return "420_OPAQUE";
CASE (YUY2);
CASE (Y210);
CASE (Y216);
CASE (NV11);
CASE (AI44);
CASE (IA44);
CASE (P8);
CASE (A8P8);
CASE (B4G4R4A4_UNORM);
CASE (P208);
CASE (V208);
CASE (V408);
default:
break;
}
#undef CASE
return "Unknown";
}
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