gstreamer/subprojects/gst-plugins-bad/sys/d3d11/gstd3d11pluginutils.cpp

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/* GStreamer
* Copyright (C) 2019 Seungha Yang <seungha.yang@navercorp.com>
* 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 "gstd3d11pluginutils.h"
#include <windows.h>
#include <versionhelpers.h>
GST_DEBUG_CATEGORY_EXTERN (gst_d3d11_plugin_utils_debug);
#define GST_CAT_DEFAULT gst_d3d11_plugin_utils_debug
/* Max Texture Dimension for feature level 11_0 ~ 12_1 */
static guint _gst_d3d11_texture_max_dimension = 16384;
void
gst_d3d11_plugin_utils_init (D3D_FEATURE_LEVEL feature_level)
{
static gsize _init_once = 0;
if (g_once_init_enter (&_init_once)) {
/* https://docs.microsoft.com/en-us/windows/win32/direct3d11/overviews-direct3d-11-devices-downlevel-intro */
if (feature_level >= D3D_FEATURE_LEVEL_11_0)
_gst_d3d11_texture_max_dimension = 16384;
else if (feature_level >= D3D_FEATURE_LEVEL_10_0)
_gst_d3d11_texture_max_dimension = 8192;
else
_gst_d3d11_texture_max_dimension = 4096;
g_once_init_leave (&_init_once, 1);
}
}
GstCaps *
gst_d3d11_get_updated_template_caps (GstStaticCaps * template_caps)
{
GstCaps *caps;
g_return_val_if_fail (template_caps != NULL, NULL);
caps = gst_static_caps_get (template_caps);
if (!caps) {
GST_ERROR ("Couldn't get caps from static caps");
return NULL;
}
caps = gst_caps_make_writable (caps);
gst_caps_set_simple (caps,
"width", GST_TYPE_INT_RANGE, 1, _gst_d3d11_texture_max_dimension,
"height", GST_TYPE_INT_RANGE, 1, _gst_d3d11_texture_max_dimension, NULL);
return caps;
}
gboolean
gst_d3d11_is_windows_8_or_greater (void)
{
static gsize version_once = 0;
static gboolean ret = FALSE;
if (g_once_init_enter (&version_once)) {
#if (!GST_D3D11_WINAPI_ONLY_APP)
if (IsWindows8OrGreater ())
ret = TRUE;
#else
ret = TRUE;
#endif
g_once_init_leave (&version_once, 1);
}
return ret;
}
GstD3D11DeviceVendor
gst_d3d11_get_device_vendor (GstD3D11Device * device)
{
guint device_id = 0;
guint vendor_id = 0;
gchar *desc = NULL;
GstD3D11DeviceVendor vendor = GST_D3D11_DEVICE_VENDOR_UNKNOWN;
g_return_val_if_fail (GST_IS_D3D11_DEVICE (device),
GST_D3D11_DEVICE_VENDOR_UNKNOWN);
g_object_get (device, "device-id", &device_id, "vendor-id", &vendor_id,
"description", &desc, NULL);
switch (vendor_id) {
case 0:
if (device_id == 0 && desc && g_strrstr (desc, "SraKmd"))
vendor = GST_D3D11_DEVICE_VENDOR_XBOX;
break;
case 0x1002:
case 0x1022:
vendor = GST_D3D11_DEVICE_VENDOR_AMD;
break;
case 0x8086:
vendor = GST_D3D11_DEVICE_VENDOR_INTEL;
break;
case 0x10de:
vendor = GST_D3D11_DEVICE_VENDOR_NVIDIA;
break;
case 0x4d4f4351:
vendor = GST_D3D11_DEVICE_VENDOR_QUALCOMM;
break;
default:
break;
}
g_free (desc);
return vendor;
}
#if (GST_D3D11_DXGI_HEADER_VERSION >= 5)
gboolean
gst_d3d11_hdr_meta_data_to_dxgi (GstVideoMasteringDisplayInfo * minfo,
GstVideoContentLightLevel * cll, DXGI_HDR_METADATA_HDR10 * dxgi_hdr10)
{
g_return_val_if_fail (dxgi_hdr10 != NULL, FALSE);
memset (dxgi_hdr10, 0, sizeof (DXGI_HDR_METADATA_HDR10));
if (minfo) {
dxgi_hdr10->RedPrimary[0] = minfo->display_primaries[0].x;
dxgi_hdr10->RedPrimary[1] = minfo->display_primaries[0].y;
dxgi_hdr10->GreenPrimary[0] = minfo->display_primaries[1].x;
dxgi_hdr10->GreenPrimary[1] = minfo->display_primaries[1].y;
dxgi_hdr10->BluePrimary[0] = minfo->display_primaries[2].x;
dxgi_hdr10->BluePrimary[1] = minfo->display_primaries[2].y;
dxgi_hdr10->WhitePoint[0] = minfo->white_point.x;
dxgi_hdr10->WhitePoint[1] = minfo->white_point.y;
dxgi_hdr10->MaxMasteringLuminance = minfo->max_display_mastering_luminance;
dxgi_hdr10->MinMasteringLuminance = minfo->min_display_mastering_luminance;
}
if (cll) {
dxgi_hdr10->MaxContentLightLevel = cll->max_content_light_level;
dxgi_hdr10->MaxFrameAverageLightLevel = cll->max_frame_average_light_level;
}
return TRUE;
}
#endif
#if (GST_D3D11_DXGI_HEADER_VERSION >= 4)
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_CUSTOM = 0xFFFFFFFF
} GST_DXGI_COLOR_SPACE_TYPE;
/* https://docs.microsoft.com/en-us/windows/win32/api/dxgicommon/ne-dxgicommon-dxgi_color_space_type */
#define MAKE_COLOR_MAP(d,r,m,t,p) \
{ GST_DXGI_COLOR_SPACE_ ##d, GST_VIDEO_COLOR_RANGE ##r, \
GST_VIDEO_COLOR_MATRIX_ ##m, GST_VIDEO_TRANSFER_ ##t, \
GST_VIDEO_COLOR_PRIMARIES_ ##p }
static const GstDxgiColorSpace rgb_colorspace_map[] = {
/* 1) DXGI_COLOR_SPACE_RGB_FULL_G22_NONE_P709
* 2) DXGI_COLOR_SPACE_RGB_FULL_G10_NONE_P709
* 3) DXGI_COLOR_SPACE_RGB_STUDIO_G22_NONE_P709
* 4) DXGI_COLOR_SPACE_RGB_STUDIO_G22_NONE_P2020
* 5) DXGI_COLOR_SPACE_RGB_FULL_G2084_NONE_P2020
* 6) DXGI_COLOR_SPACE_RGB_STUDIO_G2084_NONE_P2020
* 7) DXGI_COLOR_SPACE_RGB_FULL_G22_NONE_P2020
* 8) DXGI_COLOR_SPACE_RGB_STUDIO_G24_NONE_P709
* 9) DXGI_COLOR_SPACE_RGB_STUDIO_G24_NONE_P2020
*
* NOTE: if G24 (Gamma 2.4, SRGB) transfer is not defined,
* it will be approximated as G22.
* NOTE: BT470BG ~= BT709
*/
/* 1) RGB_FULL_G22_NONE_P709 */
MAKE_COLOR_MAP (RGB_FULL_G22_NONE_P709, _0_255, UNKNOWN, BT709, BT709),
MAKE_COLOR_MAP (RGB_FULL_G22_NONE_P709, _0_255, UNKNOWN, BT601, BT709),
MAKE_COLOR_MAP (RGB_FULL_G22_NONE_P709, _0_255, UNKNOWN, BT2020_10, BT709),
MAKE_COLOR_MAP (RGB_FULL_G22_NONE_P709, _0_255, UNKNOWN, BT2020_12, BT709),
MAKE_COLOR_MAP (RGB_FULL_G22_NONE_P709, _0_255, UNKNOWN, BT709, BT470BG),
MAKE_COLOR_MAP (RGB_FULL_G22_NONE_P709, _0_255, UNKNOWN, BT601, BT470BG),
MAKE_COLOR_MAP (RGB_FULL_G22_NONE_P709, _0_255, UNKNOWN, BT2020_10, BT470BG),
MAKE_COLOR_MAP (RGB_FULL_G22_NONE_P709, _0_255, UNKNOWN, BT2020_12, BT470BG),
/* 1-1) Approximation for RGB_FULL_G22_NONE_P709 */
MAKE_COLOR_MAP (RGB_FULL_G22_NONE_P709, _0_255, UNKNOWN, SRGB, BT709),
MAKE_COLOR_MAP (RGB_FULL_G22_NONE_P709, _0_255, UNKNOWN, SRGB, BT470BG),
/* 2) RGB_FULL_G10_NONE_P709 */
MAKE_COLOR_MAP (RGB_FULL_G10_NONE_P709, _0_255, UNKNOWN, GAMMA10, BT709),
MAKE_COLOR_MAP (RGB_FULL_G10_NONE_P709, _0_255, UNKNOWN, GAMMA10, BT470BG),
/* 3) RGB_STUDIO_G22_NONE_P709 */
MAKE_COLOR_MAP (RGB_STUDIO_G22_NONE_P709, _16_235, UNKNOWN, BT709, BT709),
MAKE_COLOR_MAP (RGB_STUDIO_G22_NONE_P709, _16_235, UNKNOWN, BT601, BT709),
MAKE_COLOR_MAP (RGB_STUDIO_G22_NONE_P709, _16_235, UNKNOWN, BT2020_10, BT709),
MAKE_COLOR_MAP (RGB_STUDIO_G22_NONE_P709, _16_235, UNKNOWN, BT2020_12, BT709),
MAKE_COLOR_MAP (RGB_STUDIO_G22_NONE_P709, _16_235, UNKNOWN, BT709, BT470BG),
MAKE_COLOR_MAP (RGB_STUDIO_G22_NONE_P709, _16_235, UNKNOWN, BT601, BT470BG),
MAKE_COLOR_MAP (RGB_STUDIO_G22_NONE_P709, _16_235, UNKNOWN, BT2020_10,
BT470BG),
MAKE_COLOR_MAP (RGB_STUDIO_G22_NONE_P709, _16_235, UNKNOWN, BT2020_12,
BT470BG),
/* 3-1) Approximation for RGB_STUDIO_G22_NONE_P709 */
MAKE_COLOR_MAP (RGB_STUDIO_G22_NONE_P709, _16_235, UNKNOWN, SRGB, BT709),
MAKE_COLOR_MAP (RGB_STUDIO_G22_NONE_P709, _16_235, UNKNOWN, SRGB, BT470BG),
/* 4) RGB_STUDIO_G22_NONE_P2020 */
MAKE_COLOR_MAP (RGB_STUDIO_G22_NONE_P2020, _16_235, UNKNOWN, BT709, BT2020),
MAKE_COLOR_MAP (RGB_STUDIO_G22_NONE_P2020, _16_235, UNKNOWN, BT601, BT2020),
MAKE_COLOR_MAP (RGB_STUDIO_G22_NONE_P2020, _16_235, UNKNOWN, BT2020_10,
BT2020),
MAKE_COLOR_MAP (RGB_STUDIO_G22_NONE_P2020, _16_235, UNKNOWN, BT2020_12,
BT2020),
/* 5) RGB_FULL_G2084_NONE_P2020 */
MAKE_COLOR_MAP (RGB_FULL_G2084_NONE_P2020, _0_255, UNKNOWN, SMPTE2084,
BT2020),
/* 6) RGB_STUDIO_G2084_NONE_P2020 */
MAKE_COLOR_MAP (RGB_STUDIO_G2084_NONE_P2020, _16_235, UNKNOWN, SMPTE2084,
BT2020),
/* 7) RGB_FULL_G22_NONE_P2020 */
MAKE_COLOR_MAP (RGB_FULL_G22_NONE_P2020, _0_255, UNKNOWN, BT709, BT2020),
MAKE_COLOR_MAP (RGB_FULL_G22_NONE_P2020, _0_255, UNKNOWN, BT601, BT2020),
MAKE_COLOR_MAP (RGB_FULL_G22_NONE_P2020, _0_255, UNKNOWN, BT2020_10, BT2020),
MAKE_COLOR_MAP (RGB_FULL_G22_NONE_P2020, _0_255, UNKNOWN, BT2020_12, BT2020),
/* 7-1) Approximation for RGB_FULL_G22_NONE_P2020 */
MAKE_COLOR_MAP (RGB_FULL_G22_NONE_P2020, _0_255, UNKNOWN, SRGB, BT2020),
/* 8) RGB_STUDIO_G24_NONE_P709 */
MAKE_COLOR_MAP (RGB_STUDIO_G24_NONE_P709, _16_235, UNKNOWN, SRGB, BT709),
MAKE_COLOR_MAP (RGB_STUDIO_G24_NONE_P709, _16_235, UNKNOWN, SRGB, BT470BG),
/* 9) RGB_STUDIO_G24_NONE_P2020 */
MAKE_COLOR_MAP (RGB_STUDIO_G24_NONE_P2020, _16_235, UNKNOWN, SRGB, BT2020),
};
static const GstDxgiColorSpace yuv_colorspace_map[] = {
/* 1) YCBCR_FULL_G22_NONE_P709_X601
* 2) YCBCR_STUDIO_G22_LEFT_P601
* 3) YCBCR_FULL_G22_LEFT_P601
* 4) YCBCR_STUDIO_G22_LEFT_P709
* 5) YCBCR_FULL_G22_LEFT_P709
* 6) YCBCR_STUDIO_G22_LEFT_P2020
* 7) YCBCR_FULL_G22_LEFT_P2020
* 8) YCBCR_STUDIO_G2084_LEFT_P2020
* 9) YCBCR_STUDIO_G22_TOPLEFT_P2020
* 10) YCBCR_STUDIO_G2084_TOPLEFT_P2020
* 11) YCBCR_STUDIO_GHLG_TOPLEFT_P2020
* 12) YCBCR_FULL_GHLG_TOPLEFT_P2020
* 13) YCBCR_STUDIO_G24_LEFT_P709
* 14) YCBCR_STUDIO_G24_LEFT_P2020
* 15) YCBCR_STUDIO_G24_TOPLEFT_P2020
*
* NOTE: BT470BG ~= BT709
*/
/* 1) YCBCR_FULL_G22_NONE_P709_X601 */
MAKE_COLOR_MAP (YCBCR_FULL_G22_NONE_P709_X601, _0_255, BT601, BT709, BT709),
MAKE_COLOR_MAP (YCBCR_FULL_G22_NONE_P709_X601, _0_255, BT601, BT601, BT709),
MAKE_COLOR_MAP (YCBCR_FULL_G22_NONE_P709_X601, _0_255, BT601, BT2020_10,
BT709),
MAKE_COLOR_MAP (YCBCR_FULL_G22_NONE_P709_X601, _0_255, BT601, BT2020_12,
BT709),
MAKE_COLOR_MAP (YCBCR_FULL_G22_NONE_P709_X601, _0_255, BT601, BT709, BT470BG),
MAKE_COLOR_MAP (YCBCR_FULL_G22_NONE_P709_X601, _0_255, BT601, BT601, BT470BG),
MAKE_COLOR_MAP (YCBCR_FULL_G22_NONE_P709_X601, _0_255, BT601, BT2020_10,
BT470BG),
MAKE_COLOR_MAP (YCBCR_FULL_G22_NONE_P709_X601, _0_255, BT601, BT2020_12,
BT470BG),
/* 2) YCBCR_STUDIO_G22_LEFT_P601 */
MAKE_COLOR_MAP (YCBCR_STUDIO_G22_LEFT_P601, _16_235, BT601, BT601, SMPTE170M),
MAKE_COLOR_MAP (YCBCR_STUDIO_G22_LEFT_P601, _16_235, BT601, BT709, SMPTE170M),
MAKE_COLOR_MAP (YCBCR_STUDIO_G22_LEFT_P601, _16_235, BT601, BT2020_10,
SMPTE170M),
MAKE_COLOR_MAP (YCBCR_STUDIO_G22_LEFT_P601, _16_235, BT601, BT2020_12,
SMPTE170M),
MAKE_COLOR_MAP (YCBCR_STUDIO_G22_LEFT_P601, _16_235, BT601, BT601, SMPTE240M),
MAKE_COLOR_MAP (YCBCR_STUDIO_G22_LEFT_P601, _16_235, BT601, BT709, SMPTE240M),
MAKE_COLOR_MAP (YCBCR_STUDIO_G22_LEFT_P601, _16_235, BT601, BT2020_10,
SMPTE240M),
MAKE_COLOR_MAP (YCBCR_STUDIO_G22_LEFT_P601, _16_235, BT601, BT2020_12,
SMPTE240M),
/* 3) YCBCR_FULL_G22_LEFT_P601 */
MAKE_COLOR_MAP (YCBCR_FULL_G22_LEFT_P601, _0_255, BT601, BT601, SMPTE170M),
MAKE_COLOR_MAP (YCBCR_FULL_G22_LEFT_P601, _0_255, BT601, BT709, SMPTE170M),
MAKE_COLOR_MAP (YCBCR_FULL_G22_LEFT_P601, _0_255, BT601, BT2020_10,
SMPTE170M),
MAKE_COLOR_MAP (YCBCR_FULL_G22_LEFT_P601, _0_255, BT601, BT2020_12,
SMPTE170M),
MAKE_COLOR_MAP (YCBCR_FULL_G22_LEFT_P601, _0_255, BT601, BT601, SMPTE240M),
MAKE_COLOR_MAP (YCBCR_FULL_G22_LEFT_P601, _0_255, BT601, BT709, SMPTE240M),
MAKE_COLOR_MAP (YCBCR_FULL_G22_LEFT_P601, _0_255, BT601, BT2020_10,
SMPTE240M),
MAKE_COLOR_MAP (YCBCR_FULL_G22_LEFT_P601, _0_255, BT601, BT2020_12,
SMPTE240M),
/* 4) YCBCR_STUDIO_G22_LEFT_P709 */
MAKE_COLOR_MAP (YCBCR_STUDIO_G22_LEFT_P709, _16_235, BT709, BT709, BT709),
MAKE_COLOR_MAP (YCBCR_STUDIO_G22_LEFT_P709, _16_235, BT709, BT601, BT709),
MAKE_COLOR_MAP (YCBCR_STUDIO_G22_LEFT_P709, _16_235, BT709, BT2020_10,
BT709),
MAKE_COLOR_MAP (YCBCR_STUDIO_G22_LEFT_P709, _16_235, BT709, BT2020_12,
BT709),
MAKE_COLOR_MAP (YCBCR_STUDIO_G22_LEFT_P709, _16_235, BT709, BT709, BT470BG),
MAKE_COLOR_MAP (YCBCR_STUDIO_G22_LEFT_P709, _16_235, BT709, BT601, BT470BG),
MAKE_COLOR_MAP (YCBCR_STUDIO_G22_LEFT_P709, _16_235, BT709, BT2020_10,
BT470BG),
MAKE_COLOR_MAP (YCBCR_STUDIO_G22_LEFT_P709, _16_235, BT709, BT2020_12,
BT470BG),
/* 5) YCBCR_FULL_G22_LEFT_P709 */
MAKE_COLOR_MAP (YCBCR_FULL_G22_LEFT_P709, _0_255, BT709, BT709, BT709),
MAKE_COLOR_MAP (YCBCR_FULL_G22_LEFT_P709, _0_255, BT709, BT601, BT709),
MAKE_COLOR_MAP (YCBCR_FULL_G22_LEFT_P709, _0_255, BT709, BT2020_10, BT709),
MAKE_COLOR_MAP (YCBCR_FULL_G22_LEFT_P709, _0_255, BT709, BT2020_12, BT709),
MAKE_COLOR_MAP (YCBCR_FULL_G22_LEFT_P709, _0_255, BT709, BT709, BT470BG),
MAKE_COLOR_MAP (YCBCR_FULL_G22_LEFT_P709, _0_255, BT709, BT601, BT470BG),
MAKE_COLOR_MAP (YCBCR_FULL_G22_LEFT_P709, _0_255, BT709, BT2020_10, BT470BG),
MAKE_COLOR_MAP (YCBCR_FULL_G22_LEFT_P709, _0_255, BT709, BT2020_12, BT470BG),
/* 6) YCBCR_STUDIO_G22_LEFT_P2020 */
MAKE_COLOR_MAP (YCBCR_STUDIO_G22_LEFT_P2020, _16_235, BT2020, BT709, BT2020),
MAKE_COLOR_MAP (YCBCR_STUDIO_G22_LEFT_P2020, _16_235, BT2020, BT601, BT2020),
MAKE_COLOR_MAP (YCBCR_STUDIO_G22_LEFT_P2020, _16_235, BT2020, BT2020_10,
BT2020),
MAKE_COLOR_MAP (YCBCR_STUDIO_G22_LEFT_P2020, _16_235, BT2020, BT2020_12,
BT2020),
/* 7) YCBCR_FULL_G22_LEFT_P2020 */
MAKE_COLOR_MAP (YCBCR_FULL_G22_LEFT_P2020, _0_255, BT2020, BT709, BT2020),
MAKE_COLOR_MAP (YCBCR_FULL_G22_LEFT_P2020, _0_255, BT2020, BT601, BT2020),
MAKE_COLOR_MAP (YCBCR_FULL_G22_LEFT_P2020, _0_255, BT2020, BT2020_10,
BT2020),
MAKE_COLOR_MAP (YCBCR_FULL_G22_LEFT_P2020, _0_255, BT2020, BT2020_12,
BT2020),
/* 8) YCBCR_STUDIO_G2084_LEFT_P2020 */
MAKE_COLOR_MAP (YCBCR_STUDIO_G2084_LEFT_P2020, _16_235, BT2020, SMPTE2084,
BT2020),
/* 9) YCBCR_STUDIO_G22_TOPLEFT_P2020 */
MAKE_COLOR_MAP (YCBCR_STUDIO_G22_TOPLEFT_P2020, _16_235, BT2020, BT2020_10,
BT2020),
MAKE_COLOR_MAP (YCBCR_STUDIO_G22_TOPLEFT_P2020, _16_235, BT2020, BT2020_12,
BT2020),
/* 10) YCBCR_STUDIO_G2084_TOPLEFT_P2020 */
/* FIXME: check chroma-site to differentiate this from
* YCBCR_STUDIO_G2084_LEFT_P2020 */
MAKE_COLOR_MAP (YCBCR_STUDIO_G2084_TOPLEFT_P2020, _16_235, BT2020, SMPTE2084,
BT2020),
/* 11) YCBCR_STUDIO_GHLG_TOPLEFT_P2020 */
MAKE_COLOR_MAP (YCBCR_STUDIO_GHLG_TOPLEFT_P2020, _16_235, BT2020,
ARIB_STD_B67, BT2020),
/* 12) YCBCR_FULL_GHLG_TOPLEFT_P2020 */
MAKE_COLOR_MAP (YCBCR_FULL_GHLG_TOPLEFT_P2020, _0_255, BT2020, ARIB_STD_B67,
BT2020),
/* 13) YCBCR_STUDIO_G24_LEFT_P709 */
MAKE_COLOR_MAP (YCBCR_STUDIO_G24_LEFT_P709, _16_235, BT709, SRGB, BT709),
/* 14) YCBCR_STUDIO_G24_LEFT_P2020 */
MAKE_COLOR_MAP (YCBCR_STUDIO_G24_LEFT_P2020, _16_235, BT2020, SRGB, BT2020),
/* 15) YCBCR_STUDIO_G24_TOPLEFT_P2020 */
/* FIXME: check chroma-site to differentiate this from
* YCBCR_STUDIO_G24_LEFT_P2020 */
MAKE_COLOR_MAP (YCBCR_STUDIO_G24_TOPLEFT_P2020, _16_235, BT2020, SRGB,
BT2020),
};
#define SCORE_RANGE_MISMATCH 5
#define SCORE_MATRIX_MISMATCH 5
#define SCORE_TRANSFER_MISMATCH 5
#define SCORE_PRIMARY_MISMATCH 10
static gint
get_score (GstVideoInfo * info, const GstDxgiColorSpace * color_map,
gboolean is_yuv)
{
gint loss = 0;
GstVideoColorimetry *color = &info->colorimetry;
if (color->range != color_map->range)
loss += SCORE_RANGE_MISMATCH;
if (is_yuv && color->matrix != color_map->matrix)
loss += SCORE_MATRIX_MISMATCH;
if (color->transfer != color_map->transfer)
loss += SCORE_TRANSFER_MISMATCH;
if (color->primaries != color_map->primaries)
loss += SCORE_PRIMARY_MISMATCH;
return loss;
}
static const GstDxgiColorSpace *
gst_d3d11_video_info_to_dxgi_color_space_rgb (GstVideoInfo * info)
{
gint best_score = G_MAXINT;
gint score;
guint i;
const GstDxgiColorSpace *colorspace = NULL;
for (i = 0; i < G_N_ELEMENTS (rgb_colorspace_map); i++) {
score = get_score (info, &rgb_colorspace_map[i], FALSE);
if (score < best_score) {
best_score = score;
colorspace = &rgb_colorspace_map[i];
if (score == 0)
break;
}
}
return colorspace;
}
static const GstDxgiColorSpace *
gst_d3d11_video_info_to_dxgi_color_space_yuv (GstVideoInfo * info)
{
gint best_score = G_MAXINT;
gint score;
guint i;
const GstDxgiColorSpace *colorspace = NULL;
for (i = 0; i < G_N_ELEMENTS (yuv_colorspace_map); i++) {
score = get_score (info, &yuv_colorspace_map[i], TRUE);
if (score < best_score) {
best_score = score;
colorspace = &yuv_colorspace_map[i];
if (score == 0)
break;
}
}
return colorspace;
}
const GstDxgiColorSpace *
gst_d3d11_video_info_to_dxgi_color_space (GstVideoInfo * info)
{
g_return_val_if_fail (info != NULL, NULL);
if (GST_VIDEO_INFO_IS_RGB (info)) {
return gst_d3d11_video_info_to_dxgi_color_space_rgb (info);
} else if (GST_VIDEO_INFO_IS_YUV (info)) {
return gst_d3d11_video_info_to_dxgi_color_space_yuv (info);
}
return NULL;
}
const GstDxgiColorSpace *
gst_d3d11_find_swap_chain_color_space (GstVideoInfo * info,
IDXGISwapChain3 * swapchain)
{
const GstDxgiColorSpace *colorspace = NULL;
gint best_score = G_MAXINT;
guint i;
/* list of tested display color spaces */
static GST_DXGI_COLOR_SPACE_TYPE whitelist[] = {
GST_DXGI_COLOR_SPACE_RGB_FULL_G22_NONE_P709,
GST_DXGI_COLOR_SPACE_RGB_FULL_G10_NONE_P709,
GST_DXGI_COLOR_SPACE_RGB_FULL_G2084_NONE_P2020,
};
g_return_val_if_fail (info != NULL, FALSE);
g_return_val_if_fail (swapchain != NULL, FALSE);
if (!GST_VIDEO_INFO_IS_RGB (info)) {
GST_WARNING ("Swapchain colorspace should be RGB format");
return FALSE;
}
for (i = 0; i < G_N_ELEMENTS (rgb_colorspace_map); i++) {
UINT can_support = 0;
HRESULT hr;
gint score;
gboolean valid = FALSE;
GST_DXGI_COLOR_SPACE_TYPE cur_type =
(GST_DXGI_COLOR_SPACE_TYPE) rgb_colorspace_map[i].dxgi_color_space_type;
for (guint j = 0; j < G_N_ELEMENTS (whitelist); j++) {
if (whitelist[j] == cur_type) {
valid = TRUE;
break;
}
}
if (!valid)
continue;
hr = swapchain->CheckColorSpaceSupport ((DXGI_COLOR_SPACE_TYPE) cur_type,
&can_support);
if (FAILED (hr))
continue;
if ((can_support & DXGI_SWAP_CHAIN_COLOR_SPACE_SUPPORT_FLAG_PRESENT) ==
DXGI_SWAP_CHAIN_COLOR_SPACE_SUPPORT_FLAG_PRESENT) {
score = get_score (info, &rgb_colorspace_map[i], FALSE);
GST_DEBUG ("colorspace %d supported, score %d", cur_type, score);
if (score < best_score) {
best_score = score;
colorspace = &rgb_colorspace_map[i];
}
}
}
return colorspace;
}
#endif
static void
fill_staging_desc (const D3D11_TEXTURE2D_DESC * ref,
D3D11_TEXTURE2D_DESC * staging)
{
memset (staging, 0, sizeof (D3D11_TEXTURE2D_DESC));
staging->Width = ref->Width;
staging->Height = ref->Height;
staging->MipLevels = 1;
staging->Format = ref->Format;
staging->SampleDesc.Count = 1;
staging->ArraySize = 1;
staging->Usage = D3D11_USAGE_STAGING;
staging->CPUAccessFlags = (D3D11_CPU_ACCESS_READ | D3D11_CPU_ACCESS_WRITE);
}
GstBuffer *
gst_d3d11_allocate_staging_buffer_for (GstBuffer * buffer,
const GstVideoInfo * info, gboolean add_videometa)
{
GstD3D11Memory *dmem;
GstD3D11Device *device;
GstD3D11Allocator *alloc = NULL;
GstBuffer *staging_buffer = NULL;
gint stride[GST_VIDEO_MAX_PLANES] = { 0, };
gsize offset[GST_VIDEO_MAX_PLANES] = { 0, };
guint i;
gsize size = 0;
const GstD3D11Format *format;
D3D11_TEXTURE2D_DESC desc;
for (i = 0; i < gst_buffer_n_memory (buffer); i++) {
GstMemory *mem = gst_buffer_peek_memory (buffer, i);
if (!gst_is_d3d11_memory (mem)) {
GST_DEBUG ("Not a d3d11 memory");
return NULL;
}
}
dmem = (GstD3D11Memory *) gst_buffer_peek_memory (buffer, 0);
device = dmem->device;
format = gst_d3d11_device_format_from_gst (device,
GST_VIDEO_INFO_FORMAT (info));
if (!format) {
GST_ERROR ("Unknown d3d11 format");
return NULL;
}
alloc = (GstD3D11Allocator *) gst_allocator_find (GST_D3D11_MEMORY_NAME);
if (!alloc) {
GST_ERROR ("D3D11 allocator is not available");
return NULL;
}
staging_buffer = gst_buffer_new ();
for (i = 0; i < gst_buffer_n_memory (buffer); i++) {
D3D11_TEXTURE2D_DESC staging_desc;
GstD3D11Memory *mem = (GstD3D11Memory *) gst_buffer_peek_memory (buffer, i);
GstD3D11Memory *new_mem;
guint cur_stride = 0;
gst_d3d11_memory_get_texture_desc (mem, &desc);
fill_staging_desc (&desc, &staging_desc);
new_mem = (GstD3D11Memory *)
gst_d3d11_allocator_alloc (alloc, mem->device, &staging_desc);
if (!new_mem) {
GST_ERROR ("Failed to allocate memory");
goto error;
}
if (!gst_d3d11_memory_get_texture_stride (new_mem, &cur_stride) ||
cur_stride < staging_desc.Width) {
GST_ERROR ("Failed to calculate memory size");
gst_memory_unref (GST_MEMORY_CAST (mem));
goto error;
}
offset[i] = size;
stride[i] = cur_stride;
size += GST_MEMORY_CAST (new_mem)->size;
gst_buffer_append_memory (staging_buffer, GST_MEMORY_CAST (new_mem));
}
/* single texture semi-planar formats */
if (format->dxgi_format != DXGI_FORMAT_UNKNOWN &&
GST_VIDEO_INFO_N_PLANES (info) == 2) {
stride[1] = stride[0];
offset[1] = stride[0] * desc.Height;
}
gst_buffer_add_video_meta_full (staging_buffer, GST_VIDEO_FRAME_FLAG_NONE,
GST_VIDEO_INFO_FORMAT (info), GST_VIDEO_INFO_WIDTH (info),
GST_VIDEO_INFO_HEIGHT (info), GST_VIDEO_INFO_N_PLANES (info),
offset, stride);
if (alloc)
gst_object_unref (alloc);
return staging_buffer;
error:
gst_clear_buffer (&staging_buffer);
gst_clear_object (&alloc);
return NULL;
}
static gboolean
gst_d3d11_buffer_copy_into_fallback (GstBuffer * dst, GstBuffer * src,
const GstVideoInfo * info)
{
GstVideoFrame in_frame, out_frame;
gboolean ret;
if (!gst_video_frame_map (&in_frame, (GstVideoInfo *) info, src,
(GstMapFlags) (GST_MAP_READ | GST_VIDEO_FRAME_MAP_FLAG_NO_REF)))
goto invalid_buffer;
if (!gst_video_frame_map (&out_frame, (GstVideoInfo *) info, dst,
(GstMapFlags) (GST_MAP_WRITE | GST_VIDEO_FRAME_MAP_FLAG_NO_REF))) {
gst_video_frame_unmap (&in_frame);
goto invalid_buffer;
}
ret = gst_video_frame_copy (&out_frame, &in_frame);
gst_video_frame_unmap (&in_frame);
gst_video_frame_unmap (&out_frame);
return ret;
/* ERRORS */
invalid_buffer:
{
GST_ERROR ("Invalid video buffer");
return FALSE;
}
}
gboolean
gst_d3d11_buffer_copy_into (GstBuffer * dst, GstBuffer * src,
const GstVideoInfo * info)
{
guint i;
g_return_val_if_fail (GST_IS_BUFFER (dst), FALSE);
g_return_val_if_fail (GST_IS_BUFFER (src), FALSE);
g_return_val_if_fail (info != NULL, FALSE);
if (gst_buffer_n_memory (dst) != gst_buffer_n_memory (src)) {
GST_LOG ("different memory layout, perform fallback copy");
return gst_d3d11_buffer_copy_into_fallback (dst, src, info);
}
if (!gst_is_d3d11_buffer (dst) || !gst_is_d3d11_buffer (src)) {
GST_LOG ("non-d3d11 memory, perform fallback copy");
return gst_d3d11_buffer_copy_into_fallback (dst, src, info);
}
for (i = 0; i < gst_buffer_n_memory (dst); i++) {
GstMemory *dst_mem, *src_mem;
GstD3D11Memory *dst_dmem, *src_dmem;
GstMapInfo dst_info;
GstMapInfo src_info;
ID3D11Resource *dst_texture, *src_texture;
ID3D11DeviceContext *device_context;
GstD3D11Device *device;
D3D11_BOX src_box = { 0, };
D3D11_TEXTURE2D_DESC dst_desc, src_desc;
guint dst_subidx, src_subidx;
dst_mem = gst_buffer_peek_memory (dst, i);
src_mem = gst_buffer_peek_memory (src, i);
dst_dmem = (GstD3D11Memory *) dst_mem;
src_dmem = (GstD3D11Memory *) src_mem;
device = dst_dmem->device;
if (device != src_dmem->device) {
GST_LOG ("different device, perform fallback copy");
return gst_d3d11_buffer_copy_into_fallback (dst, src, info);
}
gst_d3d11_memory_get_texture_desc (dst_dmem, &dst_desc);
gst_d3d11_memory_get_texture_desc (src_dmem, &src_desc);
if (dst_desc.Format != src_desc.Format) {
GST_WARNING ("different dxgi format");
return FALSE;
}
device_context = gst_d3d11_device_get_device_context_handle (device);
if (!gst_memory_map (dst_mem, &dst_info,
(GstMapFlags) (GST_MAP_WRITE | GST_MAP_D3D11))) {
GST_ERROR ("Cannot map dst d3d11 memory");
return FALSE;
}
if (!gst_memory_map (src_mem, &src_info,
(GstMapFlags) (GST_MAP_READ | GST_MAP_D3D11))) {
GST_ERROR ("Cannot map src d3d11 memory");
gst_memory_unmap (dst_mem, &dst_info);
return FALSE;
}
dst_texture = (ID3D11Resource *) dst_info.data;
src_texture = (ID3D11Resource *) src_info.data;
/* src/dst texture size might be different if padding was used.
* select smaller size */
src_box.left = 0;
src_box.top = 0;
src_box.front = 0;
src_box.back = 1;
src_box.right = MIN (src_desc.Width, dst_desc.Width);
src_box.bottom = MIN (src_desc.Height, dst_desc.Height);
dst_subidx = gst_d3d11_memory_get_subresource_index (dst_dmem);
src_subidx = gst_d3d11_memory_get_subresource_index (src_dmem);
gst_d3d11_device_lock (device);
device_context->CopySubresourceRegion (dst_texture, dst_subidx, 0, 0, 0,
src_texture, src_subidx, &src_box);
gst_d3d11_device_unlock (device);
gst_memory_unmap (src_mem, &src_info);
gst_memory_unmap (dst_mem, &dst_info);
}
return TRUE;
}
gboolean
gst_is_d3d11_buffer (GstBuffer * buffer)
{
guint i;
guint size;
g_return_val_if_fail (GST_IS_BUFFER (buffer), FALSE);
size = gst_buffer_n_memory (buffer);
if (size == 0)
return FALSE;
for (i = 0; i < size; i++) {
GstMemory *mem = gst_buffer_peek_memory (buffer, i);
if (!gst_is_d3d11_memory (mem))
return FALSE;
}
return TRUE;
}
gboolean
gst_d3d11_buffer_can_access_device (GstBuffer * buffer, ID3D11Device * device)
{
guint i;
g_return_val_if_fail (GST_IS_BUFFER (buffer), FALSE);
g_return_val_if_fail (device != NULL, FALSE);
if (!gst_is_d3d11_buffer (buffer)) {
GST_LOG ("Not a d3d11 buffer");
return FALSE;
}
for (i = 0; i < gst_buffer_n_memory (buffer); i++) {
GstD3D11Memory *mem = (GstD3D11Memory *) gst_buffer_peek_memory (buffer, i);
ID3D11Device *handle;
handle = gst_d3d11_device_get_device_handle (mem->device);
if (handle != device) {
GST_LOG ("D3D11 device is incompatible");
return FALSE;
}
}
return TRUE;
}
gboolean
gst_d3d11_buffer_map (GstBuffer * buffer, ID3D11Device * device,
GstMapInfo info[GST_VIDEO_MAX_PLANES], GstMapFlags flags)
{
GstMapFlags map_flags;
guint num_mapped = 0;
g_return_val_if_fail (GST_IS_BUFFER (buffer), FALSE);
g_return_val_if_fail (info != NULL, FALSE);
if (!gst_d3d11_buffer_can_access_device (buffer, device))
return FALSE;
map_flags = (GstMapFlags) (flags | GST_MAP_D3D11);
for (num_mapped = 0; num_mapped < gst_buffer_n_memory (buffer); num_mapped++) {
GstMemory *mem = gst_buffer_peek_memory (buffer, num_mapped);
if (!gst_memory_map (mem, &info[num_mapped], map_flags)) {
GST_ERROR ("Couldn't map memory");
goto error;
}
}
return TRUE;
error:
{
guint i;
for (i = 0; i < num_mapped; i++) {
GstMemory *mem = gst_buffer_peek_memory (buffer, i);
gst_memory_unmap (mem, &info[i]);
}
return FALSE;
}
}
gboolean
gst_d3d11_buffer_unmap (GstBuffer * buffer,
GstMapInfo info[GST_VIDEO_MAX_PLANES])
{
guint i;
g_return_val_if_fail (GST_IS_BUFFER (buffer), FALSE);
g_return_val_if_fail (info != NULL, FALSE);
for (i = 0; i < gst_buffer_n_memory (buffer); i++) {
GstMemory *mem = gst_buffer_peek_memory (buffer, i);
gst_memory_unmap (mem, &info[i]);
}
return TRUE;
}
guint
gst_d3d11_buffer_get_shader_resource_view (GstBuffer * buffer,
ID3D11ShaderResourceView * view[GST_VIDEO_MAX_PLANES])
{
guint i;
guint num_views = 0;
g_return_val_if_fail (GST_IS_BUFFER (buffer), 0);
g_return_val_if_fail (view != NULL, 0);
if (!gst_is_d3d11_buffer (buffer)) {
GST_ERROR ("Buffer contains non-d3d11 memory");
return 0;
}
for (i = 0; i < gst_buffer_n_memory (buffer); i++) {
GstD3D11Memory *mem = (GstD3D11Memory *) gst_buffer_peek_memory (buffer, i);
guint view_size;
guint j;
view_size = gst_d3d11_memory_get_shader_resource_view_size (mem);
if (!view_size) {
GST_LOG ("SRV is unavailable for memory index %d", i);
return 0;
}
for (j = 0; j < view_size; j++) {
if (num_views >= GST_VIDEO_MAX_PLANES) {
GST_ERROR ("Too many SRVs");
return 0;
}
view[num_views++] = gst_d3d11_memory_get_shader_resource_view (mem, j);
}
}
return num_views;
}
guint
gst_d3d11_buffer_get_render_target_view (GstBuffer * buffer,
ID3D11RenderTargetView * view[GST_VIDEO_MAX_PLANES])
{
guint i;
guint num_views = 0;
g_return_val_if_fail (GST_IS_BUFFER (buffer), 0);
g_return_val_if_fail (view != NULL, 0);
if (!gst_is_d3d11_buffer (buffer)) {
GST_ERROR ("Buffer contains non-d3d11 memory");
return 0;
}
for (i = 0; i < gst_buffer_n_memory (buffer); i++) {
GstD3D11Memory *mem = (GstD3D11Memory *) gst_buffer_peek_memory (buffer, i);
guint view_size;
guint j;
view_size = gst_d3d11_memory_get_render_target_view_size (mem);
if (!view_size) {
GST_LOG ("RTV is unavailable for memory index %d", i);
return 0;
}
for (j = 0; j < view_size; j++) {
if (num_views >= GST_VIDEO_MAX_PLANES) {
GST_ERROR ("Too many RTVs");
return 0;
}
view[num_views++] = gst_d3d11_memory_get_render_target_view (mem, j);
}
}
return num_views;
}
GstBufferPool *
gst_d3d11_buffer_pool_new_with_options (GstD3D11Device * device,
GstCaps * caps, GstD3D11AllocationParams * alloc_params,
guint min_buffers, guint max_buffers)
{
GstBufferPool *pool;
GstStructure *config;
GstVideoInfo info;
g_return_val_if_fail (GST_IS_D3D11_DEVICE (device), NULL);
g_return_val_if_fail (GST_IS_CAPS (caps), NULL);
g_return_val_if_fail (alloc_params != NULL, NULL);
if (!gst_video_info_from_caps (&info, caps)) {
GST_ERROR_OBJECT (device, "invalid caps");
return NULL;
}
pool = gst_d3d11_buffer_pool_new (device);
config = gst_buffer_pool_get_config (pool);
gst_buffer_pool_config_set_params (config,
caps, GST_VIDEO_INFO_SIZE (&info), min_buffers, max_buffers);
gst_buffer_pool_config_set_d3d11_allocation_params (config, alloc_params);
gst_buffer_pool_config_add_option (config, GST_BUFFER_POOL_OPTION_VIDEO_META);
if (!gst_buffer_pool_set_config (pool, config)) {
GST_ERROR_OBJECT (pool, "Couldn't set config");
gst_object_unref (pool);
return NULL;
}
return pool;
}