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gstreamer/subprojects/gst-plugins-bad/gst-libs/gst/d3d11/gstd3d11format.cpp
Seungha Yang 16f4567a50 d3d11format: Move DXGI color space mapping method to gst-libs 
Expose color space mapping method to public so that application
can configure GstCaps or GstVideoInfo using DXGI color space

Part-of: <https://gitlab.freedesktop.org/gstreamer/gstreamer/-/merge_requests/2776>
2022-07-20 07:05:46 +09:00

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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";
}
/* Some values are not defined in old MinGW toolchain */
typedef enum
{
GST_DXGI_COLOR_SPACE_RGB_FULL_G22_NONE_P709 = 0,
GST_DXGI_COLOR_SPACE_RGB_FULL_G10_NONE_P709 = 1,
GST_DXGI_COLOR_SPACE_RGB_STUDIO_G22_NONE_P709 = 2,
GST_DXGI_COLOR_SPACE_RGB_STUDIO_G22_NONE_P2020 = 3,
GST_DXGI_COLOR_SPACE_RESERVED = 4,
GST_DXGI_COLOR_SPACE_YCBCR_FULL_G22_NONE_P709_X601 = 5,
GST_DXGI_COLOR_SPACE_YCBCR_STUDIO_G22_LEFT_P601 = 6,
GST_DXGI_COLOR_SPACE_YCBCR_FULL_G22_LEFT_P601 = 7,
GST_DXGI_COLOR_SPACE_YCBCR_STUDIO_G22_LEFT_P709 = 8,
GST_DXGI_COLOR_SPACE_YCBCR_FULL_G22_LEFT_P709 = 9,
GST_DXGI_COLOR_SPACE_YCBCR_STUDIO_G22_LEFT_P2020 = 10,
GST_DXGI_COLOR_SPACE_YCBCR_FULL_G22_LEFT_P2020 = 11,
GST_DXGI_COLOR_SPACE_RGB_FULL_G2084_NONE_P2020 = 12,
GST_DXGI_COLOR_SPACE_YCBCR_STUDIO_G2084_LEFT_P2020 = 13,
GST_DXGI_COLOR_SPACE_RGB_STUDIO_G2084_NONE_P2020 = 14,
GST_DXGI_COLOR_SPACE_YCBCR_STUDIO_G22_TOPLEFT_P2020 = 15,
GST_DXGI_COLOR_SPACE_YCBCR_STUDIO_G2084_TOPLEFT_P2020 = 16,
GST_DXGI_COLOR_SPACE_RGB_FULL_G22_NONE_P2020 = 17,
GST_DXGI_COLOR_SPACE_YCBCR_STUDIO_GHLG_TOPLEFT_P2020 = 18,
GST_DXGI_COLOR_SPACE_YCBCR_FULL_GHLG_TOPLEFT_P2020 = 19,
GST_DXGI_COLOR_SPACE_RGB_STUDIO_G24_NONE_P709 = 20,
GST_DXGI_COLOR_SPACE_RGB_STUDIO_G24_NONE_P2020 = 21,
GST_DXGI_COLOR_SPACE_YCBCR_STUDIO_G24_LEFT_P709 = 22,
GST_DXGI_COLOR_SPACE_YCBCR_STUDIO_G24_LEFT_P2020 = 23,
GST_DXGI_COLOR_SPACE_YCBCR_STUDIO_G24_TOPLEFT_P2020 = 24,
} GST_DXGI_COLOR_SPACE_TYPE;
static gboolean
rgb_to_colorspace (const GstVideoColorimetry * cinfo,
DXGI_COLOR_SPACE_TYPE * color_space)
{
/* sRGB */
GST_DXGI_COLOR_SPACE_TYPE type = GST_DXGI_COLOR_SPACE_RGB_FULL_G22_NONE_P709;
/* Defined DXGI RGB colorspace
* 1) DXGI_COLOR_SPACE_RGB_FULL_G22_NONE_P709 = 0 (sRGB)
* 2) DXGI_COLOR_SPACE_RGB_FULL_G10_NONE_P709 = 1 (scRGB)
* 3) DXGI_COLOR_SPACE_RGB_STUDIO_G22_NONE_P709 = 2 (BT601/BT709 studio range)
* 4) DXGI_COLOR_SPACE_RGB_STUDIO_G22_NONE_P2020 = 3 (BT2020 SDR studio range)
* 5) DXGI_COLOR_SPACE_RGB_FULL_G2084_NONE_P2020 = 12 (HDR10 full range)
* 6) DXGI_COLOR_SPACE_RGB_STUDIO_G2084_NONE_P2020 = 13 (HDR10 studio range)
* 7) DXGI_COLOR_SPACE_RGB_FULL_G22_NONE_P2020 = 17 (BT2020 SDR fullrange)
* 8) DXGI_COLOR_SPACE_RGB_STUDIO_G24_NONE_P709 = 20 (unused)
* 9) DXGI_COLOR_SPACE_RGB_STUDIO_G24_NONE_P2020 = 21 (unused)
*
* Note that GStreamer does not define gamma2.4. So, 8) and 9) are excluded
*/
if (cinfo->transfer == GST_VIDEO_TRANSFER_GAMMA10) {
type = GST_DXGI_COLOR_SPACE_RGB_FULL_G10_NONE_P709;
goto done;
}
/* HLG RGB colorspace is not defined, approximated to HDR10 */
if (cinfo->transfer == GST_VIDEO_TRANSFER_SMPTE2084 ||
cinfo->transfer == GST_VIDEO_TRANSFER_ARIB_STD_B67) {
if (cinfo->range == GST_VIDEO_COLOR_RANGE_16_235) {
type = GST_DXGI_COLOR_SPACE_RGB_STUDIO_G2084_NONE_P2020;
} else {
type = GST_DXGI_COLOR_SPACE_RGB_FULL_G2084_NONE_P2020;
}
goto done;
}
if (cinfo->primaries == GST_VIDEO_COLOR_PRIMARIES_BT2020) {
if (cinfo->range == GST_VIDEO_COLOR_RANGE_16_235) {
type = GST_DXGI_COLOR_SPACE_RGB_STUDIO_G22_NONE_P2020;
} else {
type = GST_DXGI_COLOR_SPACE_RGB_FULL_G22_NONE_P2020;
}
goto done;
}
if (cinfo->range == GST_VIDEO_COLOR_RANGE_16_235)
type = GST_DXGI_COLOR_SPACE_RGB_STUDIO_G22_NONE_P709;
done:
*color_space = (DXGI_COLOR_SPACE_TYPE) type;
return TRUE;
}
static gboolean
yuv_to_colorspace (const GstVideoColorimetry * cinfo,
GstVideoChromaSite chroma_site, DXGI_COLOR_SPACE_TYPE * color_space)
{
/* BT709 */
GST_DXGI_COLOR_SPACE_TYPE type =
GST_DXGI_COLOR_SPACE_YCBCR_STUDIO_G22_LEFT_P709;
/* Defined DXGI RGB colorspace
* 1) DXGI_COLOR_SPACE_YCBCR_FULL_G22_NONE_P709_X601 = 5 (common JPG)
* 2) DXGI_COLOR_SPACE_YCBCR_STUDIO_G22_LEFT_P601 = 6 (BT601 studio range)
* 3) DXGI_COLOR_SPACE_YCBCR_FULL_G22_LEFT_P601 = 7 (BT601 full range)
* 4) DXGI_COLOR_SPACE_YCBCR_STUDIO_G22_LEFT_P709 = 8 (BT709 studio range)
* 5) DXGI_COLOR_SPACE_YCBCR_FULL_G22_LEFT_P709 = 9 (BT709 full range)
* 6) DXGI_COLOR_SPACE_YCBCR_STUDIO_G22_LEFT_P2020 = 10 (BT2020 4:2:0 studio range)
* 7) DXGI_COLOR_SPACE_YCBCR_FULL_G22_LEFT_P2020 = 11 (BT2020 full range)
* 8) DXGI_COLOR_SPACE_YCBCR_STUDIO_G2084_LEFT_P2020 = 13 (HDR10 4:2:0 studio range)
* 9) DXGI_COLOR_SPACE_YCBCR_STUDIO_G22_TOPLEFT_P2020 = 15 (BT2020 4:2:2 or 4:4:4: studio range)
* 10) DXGI_COLOR_SPACE_YCBCR_STUDIO_G2084_TOPLEFT_P2020 = 16 (HDR10 4:2:2 or 4:4:4 studio range)
* 11) DXGI_COLOR_SPACE_YCBCR_STUDIO_GHLG_TOPLEFT_P2020 = 18 (HLG studio range)
* 12) DXGI_COLOR_SPACE_YCBCR_FULL_GHLG_TOPLEFT_P2020 = 19 (HLG full range)
* 13) DXGI_COLOR_SPACE_YCBCR_STUDIO_G24_LEFT_P709 = 22 (unused)
* 14) DXGI_COLOR_SPACE_YCBCR_STUDIO_G24_LEFT_P2020 = 23 (unused)
* 15) DXGI_COLOR_SPACE_YCBCR_STUDIO_G24_TOPLEFT_P2020 = 24 (unused)
*
* Note that GStreamer does not define gamma2.4. So, 13) ~ 15) are excluded
*/
/* HLG */
if (cinfo->transfer == GST_VIDEO_TRANSFER_ARIB_STD_B67) {
if (cinfo->range == GST_VIDEO_COLOR_RANGE_0_255) {
type = GST_DXGI_COLOR_SPACE_YCBCR_FULL_GHLG_TOPLEFT_P2020;
} else {
type = GST_DXGI_COLOR_SPACE_YCBCR_STUDIO_GHLG_TOPLEFT_P2020;
}
goto done;
}
/* HDR10 */
if (cinfo->transfer == GST_VIDEO_TRANSFER_SMPTE2084) {
if (chroma_site == GST_VIDEO_CHROMA_SITE_H_COSITED) {
type = GST_DXGI_COLOR_SPACE_YCBCR_STUDIO_G2084_LEFT_P2020;
} else {
type = GST_DXGI_COLOR_SPACE_YCBCR_STUDIO_G2084_TOPLEFT_P2020;
}
goto done;
}
/* BT2020 */
if (cinfo->primaries == GST_VIDEO_COLOR_PRIMARIES_BT2020) {
if (cinfo->range == GST_VIDEO_COLOR_RANGE_0_255) {
type = GST_DXGI_COLOR_SPACE_YCBCR_FULL_G22_LEFT_P2020;
} else if (chroma_site == GST_VIDEO_CHROMA_SITE_H_COSITED) {
type = GST_DXGI_COLOR_SPACE_YCBCR_STUDIO_G22_LEFT_P2020;
} else {
type = GST_DXGI_COLOR_SPACE_YCBCR_STUDIO_G22_TOPLEFT_P2020;
}
goto done;
}
/* BT601/BT709 primaries are similar. Depends on RGB matrix */
if (cinfo->matrix == GST_VIDEO_COLOR_MATRIX_BT601) {
if (cinfo->range == GST_VIDEO_COLOR_RANGE_0_255) {
if (cinfo->primaries == GST_VIDEO_COLOR_PRIMARIES_BT709) {
type = GST_DXGI_COLOR_SPACE_YCBCR_FULL_G22_NONE_P709_X601;
} else {
type = GST_DXGI_COLOR_SPACE_YCBCR_FULL_G22_LEFT_P601;
}
} else {
type = GST_DXGI_COLOR_SPACE_YCBCR_STUDIO_G22_LEFT_P601;
}
goto done;
}
if (cinfo->range == GST_VIDEO_COLOR_RANGE_0_255)
type = GST_DXGI_COLOR_SPACE_YCBCR_FULL_G22_LEFT_P709;
done:
*color_space = (DXGI_COLOR_SPACE_TYPE) type;
return TRUE;
}
/**
* gst_video_info_to_dxgi_color_space:
* @info: a #GstVideoInfo
* @color_space: (out): DXGI color space
*
* Derives DXGI_COLOR_SPACE_TYPE from @info
*
* Returns: %TRUE if successful
*
* Since: 1.22
*/
gboolean
gst_video_info_to_dxgi_color_space (const GstVideoInfo * info,
DXGI_COLOR_SPACE_TYPE * color_space)
{
const GstVideoColorimetry *cinfo;
GstVideoColorimetry c;
g_return_val_if_fail (info != nullptr, FALSE);
g_return_val_if_fail (color_space != nullptr, FALSE);
cinfo = &info->colorimetry;
if (GST_VIDEO_INFO_IS_RGB (info)) {
/* ensure RGB matrix if format is already RGB */
c.matrix = GST_VIDEO_COLOR_MATRIX_RGB;
} else if (GST_VIDEO_INFO_IS_YUV (info) &&
cinfo->matrix == GST_VIDEO_COLOR_MATRIX_RGB) {
/* Invalid matrix */
c.matrix = GST_VIDEO_COLOR_MATRIX_UNKNOWN;
} else {
c.matrix = cinfo->matrix;
}
switch (cinfo->range) {
case GST_VIDEO_COLOR_RANGE_0_255:
c.range = GST_VIDEO_COLOR_RANGE_0_255;
break;
case GST_VIDEO_COLOR_RANGE_16_235:
c.range = GST_VIDEO_COLOR_RANGE_16_235;
break;
default:
if (c.matrix == GST_VIDEO_COLOR_MATRIX_RGB)
c.range = GST_VIDEO_COLOR_RANGE_0_255;
else
c.range = GST_VIDEO_COLOR_RANGE_16_235;
break;
}
/* DXGI primaries: BT601, BT709, BT2020 */
switch (cinfo->primaries) {
case GST_VIDEO_COLOR_PRIMARIES_BT2020:
c.primaries = GST_VIDEO_COLOR_PRIMARIES_BT2020;
break;
case GST_VIDEO_COLOR_PRIMARIES_SMPTE170M:
case GST_VIDEO_COLOR_PRIMARIES_SMPTE240M:
c.primaries = GST_VIDEO_COLOR_PRIMARIES_SMPTE170M;
break;
default:
c.primaries = GST_VIDEO_COLOR_PRIMARIES_BT709;
break;
}
/* DXGI gamma functions: linear (RGB only), gamma2.2, PQ, and HLG */
switch (cinfo->transfer) {
case GST_VIDEO_TRANSFER_SMPTE2084:
c.transfer = GST_VIDEO_TRANSFER_SMPTE2084;
break;
case GST_VIDEO_TRANSFER_ARIB_STD_B67:
c.transfer = GST_VIDEO_TRANSFER_ARIB_STD_B67;
break;
case GST_VIDEO_TRANSFER_GAMMA10:
/* Only DXGI_COLOR_SPACE_RGB_FULL_G10_NONE_P709 supports linear gamma */
if (c.matrix == GST_VIDEO_COLOR_MATRIX_RGB) {
c.transfer = GST_VIDEO_TRANSFER_GAMMA10;
c.range = GST_VIDEO_COLOR_RANGE_0_255;
} else {
c.transfer = GST_VIDEO_TRANSFER_GAMMA22;
}
break;
default:
/* Simply map the rest of values to gamma 2.2. We don't have any other
* choice */
c.transfer = GST_VIDEO_TRANSFER_GAMMA22;
break;
}
/* DXGI transform matrix: BT601, BT709, and BT2020 */
switch (c.matrix) {
case GST_VIDEO_COLOR_MATRIX_RGB:
c.matrix = GST_VIDEO_COLOR_MATRIX_RGB;
break;
case GST_VIDEO_COLOR_MATRIX_FCC:
case GST_VIDEO_COLOR_MATRIX_BT601:
c.matrix = GST_VIDEO_COLOR_MATRIX_BT601;
break;
case GST_VIDEO_COLOR_MATRIX_BT2020:
c.matrix = GST_VIDEO_COLOR_MATRIX_BT2020;
break;
default:
c.matrix = GST_VIDEO_COLOR_MATRIX_BT709;
break;
}
if (c.matrix == GST_VIDEO_COLOR_MATRIX_RGB)
return rgb_to_colorspace (&c, color_space);
return yuv_to_colorspace (&c, info->chroma_site, color_space);
}
static gboolean
dxgi_color_space_is_rgb (GST_DXGI_COLOR_SPACE_TYPE color_space)
{
switch (color_space) {
case GST_DXGI_COLOR_SPACE_RGB_FULL_G22_NONE_P709:
case GST_DXGI_COLOR_SPACE_RGB_FULL_G10_NONE_P709:
case GST_DXGI_COLOR_SPACE_RGB_STUDIO_G22_NONE_P709:
case GST_DXGI_COLOR_SPACE_RGB_STUDIO_G22_NONE_P2020:
case GST_DXGI_COLOR_SPACE_RGB_FULL_G2084_NONE_P2020:
case GST_DXGI_COLOR_SPACE_RGB_STUDIO_G2084_NONE_P2020:
case GST_DXGI_COLOR_SPACE_RGB_FULL_G22_NONE_P2020:
case GST_DXGI_COLOR_SPACE_RGB_STUDIO_G24_NONE_P709:
case GST_DXGI_COLOR_SPACE_RGB_STUDIO_G24_NONE_P2020:
return TRUE;
default:
break;
}
return FALSE;
}
/**
* gst_video_info_apply_dxgi_color_space:
* @color_space: DXGI color space
* @info: (inout): a #GstVideoInfo
*
* Updates color information of @info using @color_space
*
* Returns: %TRUE if successful
*
* Since: 1.22
*/
gboolean
gst_video_info_apply_dxgi_color_space (DXGI_COLOR_SPACE_TYPE color_space,
GstVideoInfo * info)
{
GST_DXGI_COLOR_SPACE_TYPE type;
GstVideoColorimetry c;
g_return_val_if_fail (info != nullptr, FALSE);
type = (GST_DXGI_COLOR_SPACE_TYPE) color_space;
if (GST_VIDEO_INFO_IS_RGB (info) && !dxgi_color_space_is_rgb (type)) {
GST_WARNING ("Invalid DXGI color space mapping");
return FALSE;
}
switch (type) {
case GST_DXGI_COLOR_SPACE_RGB_FULL_G22_NONE_P709:
c.range = GST_VIDEO_COLOR_RANGE_0_255;
c.matrix = GST_VIDEO_COLOR_MATRIX_RGB;
c.transfer = GST_VIDEO_TRANSFER_SRGB;
c.primaries = GST_VIDEO_COLOR_PRIMARIES_BT709;
break;
case GST_DXGI_COLOR_SPACE_RGB_FULL_G10_NONE_P709:
c.range = GST_VIDEO_COLOR_RANGE_0_255;
c.matrix = GST_VIDEO_COLOR_MATRIX_RGB;
c.transfer = GST_VIDEO_TRANSFER_GAMMA10;
c.primaries = GST_VIDEO_COLOR_PRIMARIES_BT709;
break;
case GST_DXGI_COLOR_SPACE_RGB_STUDIO_G22_NONE_P709:
case GST_DXGI_COLOR_SPACE_RGB_STUDIO_G24_NONE_P709:
c.range = GST_VIDEO_COLOR_RANGE_16_235;
c.matrix = GST_VIDEO_COLOR_MATRIX_RGB;
c.transfer = GST_VIDEO_TRANSFER_BT709;
c.primaries = GST_VIDEO_COLOR_PRIMARIES_BT709;
break;
case GST_DXGI_COLOR_SPACE_RGB_STUDIO_G22_NONE_P2020:
case GST_DXGI_COLOR_SPACE_RGB_STUDIO_G24_NONE_P2020:
c.range = GST_VIDEO_COLOR_RANGE_16_235;
c.matrix = GST_VIDEO_COLOR_MATRIX_RGB;
if (GST_VIDEO_INFO_COMP_DEPTH (info, 0) >= 12)
c.transfer = GST_VIDEO_TRANSFER_BT2020_12;
else
c.transfer = GST_VIDEO_TRANSFER_BT2020_10;
c.primaries = GST_VIDEO_COLOR_PRIMARIES_BT2020;
break;
case GST_DXGI_COLOR_SPACE_RESERVED:
GST_WARNING ("Reserved color space");
return FALSE;
case GST_DXGI_COLOR_SPACE_YCBCR_FULL_G22_NONE_P709_X601:
c.range = GST_VIDEO_COLOR_RANGE_0_255;
c.matrix = GST_VIDEO_COLOR_MATRIX_BT601;
c.transfer = GST_VIDEO_TRANSFER_BT601;
c.primaries = GST_VIDEO_COLOR_PRIMARIES_BT709;
break;
case GST_DXGI_COLOR_SPACE_YCBCR_STUDIO_G22_LEFT_P601:
c.range = GST_VIDEO_COLOR_RANGE_16_235;
c.matrix = GST_VIDEO_COLOR_MATRIX_BT601;
c.transfer = GST_VIDEO_TRANSFER_BT601;
c.primaries = GST_VIDEO_COLOR_PRIMARIES_SMPTE170M;
break;
case GST_DXGI_COLOR_SPACE_YCBCR_FULL_G22_LEFT_P601:
c.range = GST_VIDEO_COLOR_RANGE_0_255;
c.matrix = GST_VIDEO_COLOR_MATRIX_BT601;
c.transfer = GST_VIDEO_TRANSFER_BT601;
c.primaries = GST_VIDEO_COLOR_PRIMARIES_SMPTE170M;
break;
case GST_DXGI_COLOR_SPACE_YCBCR_STUDIO_G22_LEFT_P709:
case GST_DXGI_COLOR_SPACE_YCBCR_STUDIO_G24_LEFT_P709:
c.range = GST_VIDEO_COLOR_RANGE_16_235;
c.matrix = GST_VIDEO_COLOR_MATRIX_BT709;
c.transfer = GST_VIDEO_TRANSFER_BT709;
c.primaries = GST_VIDEO_COLOR_PRIMARIES_BT709;
break;
case GST_DXGI_COLOR_SPACE_YCBCR_FULL_G22_LEFT_P709:
c.range = GST_VIDEO_COLOR_RANGE_0_255;
c.matrix = GST_VIDEO_COLOR_MATRIX_BT709;
c.transfer = GST_VIDEO_TRANSFER_BT709;
c.primaries = GST_VIDEO_COLOR_PRIMARIES_BT709;
break;
case GST_DXGI_COLOR_SPACE_YCBCR_STUDIO_G22_LEFT_P2020:
case GST_DXGI_COLOR_SPACE_YCBCR_STUDIO_G24_LEFT_P2020:
c.range = GST_VIDEO_COLOR_RANGE_16_235;
c.matrix = GST_VIDEO_COLOR_MATRIX_BT2020;
if (GST_VIDEO_INFO_COMP_DEPTH (info, 0) >= 12)
c.transfer = GST_VIDEO_TRANSFER_BT2020_12;
else
c.transfer = GST_VIDEO_TRANSFER_BT2020_10;
c.primaries = GST_VIDEO_COLOR_PRIMARIES_BT2020;
break;
case GST_DXGI_COLOR_SPACE_YCBCR_FULL_G22_LEFT_P2020:
c.range = GST_VIDEO_COLOR_RANGE_0_255;
c.matrix = GST_VIDEO_COLOR_MATRIX_BT2020;
if (GST_VIDEO_INFO_COMP_DEPTH (info, 0) >= 12)
c.transfer = GST_VIDEO_TRANSFER_BT2020_12;
else
c.transfer = GST_VIDEO_TRANSFER_BT2020_10;
c.primaries = GST_VIDEO_COLOR_PRIMARIES_BT2020;
break;
case GST_DXGI_COLOR_SPACE_RGB_FULL_G2084_NONE_P2020:
c.range = GST_VIDEO_COLOR_RANGE_0_255;
c.matrix = GST_VIDEO_COLOR_MATRIX_RGB;
c.transfer = GST_VIDEO_TRANSFER_SMPTE2084;
c.primaries = GST_VIDEO_COLOR_PRIMARIES_BT2020;
break;
case GST_DXGI_COLOR_SPACE_YCBCR_STUDIO_G2084_LEFT_P2020:
c.range = GST_VIDEO_COLOR_RANGE_16_235;
c.matrix = GST_VIDEO_COLOR_MATRIX_RGB;
c.transfer = GST_VIDEO_TRANSFER_SMPTE2084;
c.primaries = GST_VIDEO_COLOR_PRIMARIES_BT2020;
break;
case GST_DXGI_COLOR_SPACE_RGB_STUDIO_G2084_NONE_P2020:
c.range = GST_VIDEO_COLOR_RANGE_16_235;
c.matrix = GST_VIDEO_COLOR_MATRIX_RGB;
c.transfer = GST_VIDEO_TRANSFER_SMPTE2084;
c.primaries = GST_VIDEO_COLOR_PRIMARIES_BT2020;
break;
case GST_DXGI_COLOR_SPACE_YCBCR_STUDIO_G22_TOPLEFT_P2020:
case GST_DXGI_COLOR_SPACE_YCBCR_STUDIO_G24_TOPLEFT_P2020:
c.range = GST_VIDEO_COLOR_RANGE_16_235;
c.matrix = GST_VIDEO_COLOR_MATRIX_BT2020;
if (GST_VIDEO_INFO_COMP_DEPTH (info, 0) >= 12)
c.transfer = GST_VIDEO_TRANSFER_BT2020_12;
else
c.transfer = GST_VIDEO_TRANSFER_BT2020_10;
c.primaries = GST_VIDEO_COLOR_PRIMARIES_BT2020;
break;
case GST_DXGI_COLOR_SPACE_YCBCR_STUDIO_G2084_TOPLEFT_P2020:
c.range = GST_VIDEO_COLOR_RANGE_16_235;
c.matrix = GST_VIDEO_COLOR_MATRIX_BT2020;
c.transfer = GST_VIDEO_TRANSFER_SMPTE2084;
c.primaries = GST_VIDEO_COLOR_PRIMARIES_BT2020;
break;
case GST_DXGI_COLOR_SPACE_RGB_FULL_G22_NONE_P2020:
c.range = GST_VIDEO_COLOR_RANGE_0_255;
c.matrix = GST_VIDEO_COLOR_MATRIX_RGB;
if (GST_VIDEO_INFO_COMP_DEPTH (info, 0) >= 12)
c.transfer = GST_VIDEO_TRANSFER_BT2020_12;
else
c.transfer = GST_VIDEO_TRANSFER_BT2020_10;
c.primaries = GST_VIDEO_COLOR_PRIMARIES_BT2020;
break;
case GST_DXGI_COLOR_SPACE_YCBCR_STUDIO_GHLG_TOPLEFT_P2020:
c.range = GST_VIDEO_COLOR_RANGE_16_235;
c.matrix = GST_VIDEO_COLOR_MATRIX_BT2020;
c.transfer = GST_VIDEO_TRANSFER_ARIB_STD_B67;
c.primaries = GST_VIDEO_COLOR_PRIMARIES_BT2020;
break;
case GST_DXGI_COLOR_SPACE_YCBCR_FULL_GHLG_TOPLEFT_P2020:
c.range = GST_VIDEO_COLOR_RANGE_0_255;
c.matrix = GST_VIDEO_COLOR_MATRIX_BT2020;
c.transfer = GST_VIDEO_TRANSFER_ARIB_STD_B67;
c.primaries = GST_VIDEO_COLOR_PRIMARIES_BT2020;
break;
default:
GST_WARNING ("Unknown DXGI color space %d", type);
return FALSE;
}
info->colorimetry = c;
return TRUE;
}
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