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gstreamer/subprojects/gst-plugins-bad/gst-libs/gst/d3d11/gstd3d11converter.cpp

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/* GStreamer
* Copyright (C) <2019> Seungha Yang <seungha.yang@navercorp.com>
* Copyright (C) <2019> Jeongki Kim <jeongki.kim@jeongki.kim>
* Copyright (C) <2022> 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 "gstd3d11-private.h"
#include "gstd3d11device-private.h"
#include "gstd3d11converter-private.h"
#include "gstd3d11converter.h"
#include "gstd3d11device.h"
#include "gstd3d11utils.h"
#include "gstd3d11memory.h"
#include "gstd3d11compile.h"
#include "gstd3d11bufferpool.h"
#include "gstd3d11converter-builder.h"
#include "gstd3d11converter-helper.h"
#include <wrl.h>
#include <string.h>
#include <math.h>
#include <map>
#include <memory>
#ifndef HAVE_DIRECTX_MATH_SIMD
#define _XM_NO_INTRINSICS_
#endif
#include <DirectXMath.h>
/**
* SECTION:gstd3d11converter
* @title: GstD3D11Converter
* @short_description: Direct3D11 video converter object
*
* This object performs various video conversion operation
* via Direct3D11 API
*
* Since: 1.22
*/
GST_DEBUG_CATEGORY (gst_d3d11_converter_debug);
#define GST_CAT_DEFAULT gst_d3d11_converter_debug
DEFINE_ENUM_FLAG_OPERATORS (GstD3D11ConverterBackend);
GType
gst_d3d11_converter_backend_get_type (void)
{
static GType type = 0;
static const GFlagsValue values[] = {
{GST_D3D11_CONVERTER_BACKEND_SHADER, "GST_D3D11_CONVERTER_BACKEND_SHADER",
"shader"},
{GST_D3D11_CONVERTER_BACKEND_VIDEO_PROCESSOR,
"GST_D3D11_CONVERTER_BACKEND_VIDEO_PROCESSOR", "video-processor"},
{0, nullptr, nullptr}
};
GST_D3D11_CALL_ONCE_BEGIN {
type = g_flags_register_static ("GstD3D11ConverterBackend", values);
} GST_D3D11_CALL_ONCE_END;
return type;
}
GType
gst_d3d11_converter_sampler_filter_get_type (void)
{
static GType filter_type = 0;
static const GEnumValue filter_types[] = {
{D3D11_FILTER_MIN_MAG_MIP_POINT,
"D3D11_FILTER_MIN_MAG_MIP_POINT", "min-mag-mip-point"},
{D3D11_FILTER_MIN_LINEAR_MAG_MIP_POINT,
"D3D11_FILTER_MIN_LINEAR_MAG_MIP_POINT", "min-linear-mag-mip-point"},
{D3D11_FILTER_MIN_MAG_LINEAR_MIP_POINT,
"D3D11_FILTER_MIN_MAG_LINEAR_MIP_POINT", "min-mag-linear-mip-point"},
{D3D11_FILTER_ANISOTROPIC, "D3D11_FILTER_ANISOTROPIC", "anisotropic"},
{0, nullptr, nullptr},
};
GST_D3D11_CALL_ONCE_BEGIN {
filter_type = g_enum_register_static ("GstD3D11ConverterSamplerFilter",
filter_types);
} GST_D3D11_CALL_ONCE_END;
return filter_type;
}
GType
gst_d3d11_converter_alpha_mode_get_type (void)
{
static GType type = 0;
static const GEnumValue alpha_mode[] = {
{GST_D3D11_CONVERTER_ALPHA_MODE_UNSPECIFIED,
"GST_D3D11_CONVERTER_ALPHA_MODE_UNSPECIFIED", "unspecified"},
{GST_D3D11_CONVERTER_ALPHA_MODE_PREMULTIPLIED,
"GST_D3D11_CONVERTER_ALPHA_MODE_PREMULTIPLIED", "premultiplied"},
{GST_D3D11_CONVERTER_ALPHA_MODE_STRAIGHT,
"GST_D3D11_CONVERTER_ALPHA_MODE_STRAIGHT", "straight"},
{0, nullptr, nullptr},
};
GST_D3D11_CALL_ONCE_BEGIN {
type = g_enum_register_static ("GstD3D11ConverterAlphaMode", alpha_mode);
} GST_D3D11_CALL_ONCE_END;
return type;
}
/* *INDENT-OFF* */
using namespace Microsoft::WRL;
using namespace DirectX;
/* *INDENT-ON* */
#define CONVERTER_MAX_QUADS 2
#define GAMMA_LUT_SIZE 4096
/* undefined symbols in ancient MinGW headers */
/* D3D11_VIDEO_PROCESSOR_FEATURE_CAPS_METADATA_HDR10 */
#define FEATURE_CAPS_METADATA_HDR10 (0x800)
/* D3D11_VIDEO_PROCESSOR_FEATURE_CAPS_ROTATION */
#define FEATURE_CAPS_ROTATION (0x40)
/* D3D11_VIDEO_PROCESSOR_FEATURE_CAPS_MIRROR */
#define PROCESSOR_FEATURE_CAPS_MIRROR (0x200)
struct PSColorSpace
{
/* + 1 for 16bytes alignment */
FLOAT coeffX[4];
FLOAT coeffY[4];
FLOAT coeffZ[4];
FLOAT offset[4];
FLOAT min[4];
FLOAT max[4];
};
struct PSAlphaFactor
{
FLOAT alpha;
FLOAT padding[3];
};
struct PSConstBuffer
{
PSColorSpace preCoeff;
PSColorSpace postCoeff;
PSColorSpace primariesCoeff;
};
struct VertexData
{
struct
{
FLOAT x;
FLOAT y;
FLOAT z;
} position;
struct
{
FLOAT u;
FLOAT v;
} texture;
};
struct GammaLut
{
guint16 lut[GAMMA_LUT_SIZE];
};
/* *INDENT-OFF* */
typedef std::shared_ptr<GammaLut> GammaLutPtr;
static const XMFLOAT4X4A g_matrix_identity = XMFLOAT4X4A (
1.0f, 0.0f, 0.0f, 0.0f,
0.0f, 1.0f, 0.0f, 0.0f,
0.0f, 0.0f, 1.0f, 0.0f,
0.0f, 0.0f, 0.0f, 1.0f);
static const XMFLOAT4X4A g_matrix_90r = XMFLOAT4X4A (
0.0f, -1.0f, 0.0f, 0.0f,
1.0f, 0.0f, 0.0f, 0.0f,
0.0f, 0.0f, 1.0f, 0.0f,
0.0f, 0.0f, 0.0f, 1.0f);
static const XMFLOAT4X4A g_matrix_180 = XMFLOAT4X4A (
-1.0f, 0.0f, 0.0f, 0.0f,
0.0f, -1.0f, 0.0f, 0.0f,
0.0f, 0.0f, 1.0f, 0.0f,
0.0f, 0.0f, 0.0f, 1.0f);
static const XMFLOAT4X4A g_matrix_90l = XMFLOAT4X4A (
0.0f, 1.0f, 0.0f, 0.0f,
-1.0f, 0.0f, 0.0f, 0.0f,
0.0f, 0.0f, 1.0f, 0.0f,
0.0f, 0.0f, 0.0f, 1.0f);
static const XMFLOAT4X4A g_matrix_horiz = XMFLOAT4X4A (
-1.0f, 0.0f, 0.0f, 0.0f,
0.0f, 1.0f, 0.0f, 0.0f,
0.0f, 0.0f, 1.0f, 0.0f,
0.0f, 0.0f, 0.0f, 1.0f);
static const XMFLOAT4X4A g_matrix_vert = XMFLOAT4X4A (
1.0f, 0.0f, 0.0f, 0.0f,
0.0f, -1.0f, 0.0f, 0.0f,
0.0f, 0.0f, 1.0f, 0.0f,
0.0f, 0.0f, 0.0f, 1.0f);
static const XMFLOAT4X4A g_matrix_ul_lr = XMFLOAT4X4A (
0.0f, -1.0f, 0.0f, 0.0f,
-1.0f, 0.0f, 0.0f, 0.0f,
0.0f, 0.0f, 1.0f, 0.0f,
0.0f, 0.0f, 0.0f, 1.0f);
static const XMFLOAT4X4A g_matrix_ur_ll = XMFLOAT4X4A (
0.0f, 1.0f, 0.0f, 0.0f,
1.0f, 0.0f, 0.0f, 0.0f,
0.0f, 0.0f, 1.0f, 0.0f,
0.0f, 0.0f, 0.0f, 1.0f);
/* *INDENT-ON* */
enum
{
PROP_0,
PROP_SRC_X,
PROP_SRC_Y,
PROP_SRC_WIDTH,
PROP_SRC_HEIGHT,
PROP_DEST_X,
PROP_DEST_Y,
PROP_DEST_WIDTH,
PROP_DEST_HEIGHT,
PROP_ALPHA,
PROP_BLEND_STATE,
PROP_BLEND_FACTOR_RED,
PROP_BLEND_FACTOR_GREEN,
PROP_BLEND_FACTOR_BLUE,
PROP_BLEND_FACTOR_ALPHA,
PROP_BLEND_SAMPLE_MASK,
PROP_FILL_BORDER,
PROP_BORDER_COLOR,
PROP_SRC_MASTERING_DISPLAY_INFO,
PROP_SRC_CONTENT_LIGHT_LEVEL,
PROP_DEST_MASTERING_DISPLAY_INFO,
PROP_DEST_CONTENT_LIGHT_LEVEL,
PROP_VIDEO_DIRECTION,
};
struct _GstD3D11ConverterPrivate
{
_GstD3D11ConverterPrivate ()
{
custom_transform = g_matrix_identity;
}
~_GstD3D11ConverterPrivate ()
{
g_free (in_mdcv_str);
g_free (out_mdcv_str);
g_free (in_cll_str);
g_free (out_cll_str);
if (preproc)
gst_d3d11_converter_helper_free (preproc);
if (postproc)
gst_d3d11_converter_helper_free (postproc);
gst_clear_buffer (&postproc_buf);
gst_clear_buffer (&piv_inbuf);
}
GstVideoInfo in_info;
GstVideoInfo out_info;
GstD3D11Format in_d3d11_format;
GstD3D11Format out_d3d11_format;
guint num_input_view = 0;
guint num_output_view = 0;
GstD3D11ConverterBackend supported_backend = (GstD3D11ConverterBackend) 0;
CONVERT_TYPE convert_type = CONVERT_TYPE::IDENTITY;
ComPtr < ID3D11Buffer > vertex_buffer;
ComPtr < ID3D11Buffer > index_buffer;
ComPtr < ID3D11Buffer > alpha_buffer;
ComPtr < ID3D11Buffer > const_buffer;
ComPtr < ID3D11Buffer > vs_const_buffer;
ComPtr < ID3D11VertexShader > vs;
ComPtr < ID3D11InputLayout > layout;
ComPtr < ID3D11SamplerState > sampler;
ComPtr < ID3D11SamplerState > linear_sampler;
ComPtr < ID3D11RasterizerState > rasterizer;
ComPtr < ID3D11RasterizerState > msaa_rasterizer;
PixelShaderList ps;
D3D11_VIEWPORT viewport[GST_VIDEO_MAX_PLANES];
ComPtr < ID3D11Texture1D > gamma_dec_lut;
ComPtr < ID3D11Texture1D > gamma_enc_lut;
ComPtr < ID3D11ShaderResourceView > gamma_dec_srv;
ComPtr < ID3D11ShaderResourceView > gamma_enc_srv;
D3D11_BLEND_DESC blend_desc;
ComPtr < ID3D11BlendState > blend;
gint input_texture_width;
gint input_texture_height;
gboolean update_src_rect = FALSE;
gboolean update_dest_rect = FALSE;
gboolean update_alpha = FALSE;
gboolean update_transform = FALSE;
XMFLOAT4X4A custom_transform;
PSAlphaFactor alpha_data;
PSConstBuffer const_data;
gboolean clear_background = FALSE;
FLOAT clear_color[4][4];
GstD3D11ColorMatrix clear_color_matrix;
GstVideoInfo preproc_info;
gboolean need_preproc = FALSE;
GstVideoInfo postproc_info;
gboolean need_postproc = FALSE;
GstD3D11ConverterHelper *preproc = nullptr;
GstD3D11ConverterHelper *postproc = nullptr;
GstBuffer *postproc_buf = nullptr;
/* video processor */
D3D11_VIDEO_COLOR background_color;
ComPtr < ID3D11VideoDevice > video_device;
ComPtr < ID3D11VideoContext2 > video_context2;
ComPtr < ID3D11VideoContext1 > video_context;
ComPtr < ID3D11VideoProcessorEnumerator1 > enumerator;
ComPtr < ID3D11VideoProcessor > processor;
D3D11_VIDEO_PROCESSOR_CAPS processor_caps;
RECT src_rect;
RECT dest_rect;
RECT dest_full_rect;
gboolean processor_in_use = FALSE;
gboolean processor_direction_not_supported = FALSE;
gboolean enable_mirror = FALSE;
gboolean flip_h = FALSE;
gboolean flip_v = FALSE;
gboolean enable_rotation = FALSE;
D3D11_VIDEO_PROCESSOR_ROTATION rotation =
D3D11_VIDEO_PROCESSOR_ROTATION_IDENTITY;
/* HDR10 */
gboolean have_in_hdr10 = FALSE;
gboolean have_out_hdr10 = FALSE;
gboolean in_hdr10_updated = FALSE;
gboolean out_hdr10_updated = FALSE;
DXGI_HDR_METADATA_HDR10 in_hdr10_meta;
DXGI_HDR_METADATA_HDR10 out_hdr10_meta;
gchar *in_mdcv_str = nullptr;
gchar *out_mdcv_str = nullptr;
gchar *in_cll_str = nullptr;
gchar *out_cll_str = nullptr;
/* Fallback buffer used for processor */
GstVideoInfo piv_info;
GstBuffer *piv_inbuf = nullptr;
GstVideoOrientationMethod video_direction;
std::mutex prop_lock;
/* properties */
gint src_x = 0;
gint src_y = 0;
gint src_width = 0;
gint src_height = 0;
gint dest_x = 0;
gint dest_y = 0;
gint dest_width = 0;
gint dest_height = 0;
gdouble alpha = 0;
gfloat blend_factor[4];
guint blend_sample_mask = 0;
gboolean fill_border = FALSE;
guint64 border_color = 0;
GstD3D11ConverterAlphaMode src_alpha_mode =
GST_D3D11_CONVERTER_ALPHA_MODE_UNSPECIFIED;
GstD3D11ConverterAlphaMode dst_alpha_mode =
GST_D3D11_CONVERTER_ALPHA_MODE_UNSPECIFIED;
};
static void gst_d3d11_converter_set_property (GObject * object, guint prop_id,
const GValue * value, GParamSpec * pspec);
static void gst_d3d11_converter_get_property (GObject * object, guint prop_id,
GValue * value, GParamSpec * pspec);
static void gst_d3d11_converter_finalize (GObject * object);
static void
gst_d3d11_converter_calculate_border_color (GstD3D11Converter * self);
#define gst_d3d11_converter_parent_class parent_class
G_DEFINE_TYPE (GstD3D11Converter, gst_d3d11_converter, GST_TYPE_OBJECT);
static void
gst_d3d11_converter_class_init (GstD3D11ConverterClass * klass)
{
GObjectClass *object_class = G_OBJECT_CLASS (klass);
GParamFlags param_flags =
(GParamFlags) (G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS);
object_class->set_property = gst_d3d11_converter_set_property;
object_class->get_property = gst_d3d11_converter_get_property;
object_class->finalize = gst_d3d11_converter_finalize;
g_object_class_install_property (object_class, PROP_SRC_X,
g_param_spec_int ("src-x", "Src-X",
"Source x poisition to start conversion", G_MININT, G_MAXINT, 0,
param_flags));
g_object_class_install_property (object_class, PROP_SRC_Y,
g_param_spec_int ("src-y", "Src-Y",
"Source y poisition to start conversion", G_MININT, G_MAXINT, 0,
param_flags));
g_object_class_install_property (object_class, PROP_SRC_WIDTH,
g_param_spec_int ("src-width", "Src-Width",
"Source width to convert", 0, G_MAXINT, 0, param_flags));
g_object_class_install_property (object_class, PROP_SRC_HEIGHT,
g_param_spec_int ("src-height", "Src-Height",
"Source height to convert", 0, G_MAXINT, 0, param_flags));
g_object_class_install_property (object_class, PROP_DEST_X,
g_param_spec_int ("dest-x", "Dest-X",
"x poisition in the destination frame", G_MININT, G_MAXINT, 0,
param_flags));
g_object_class_install_property (object_class, PROP_DEST_Y,
g_param_spec_int ("dest-y", "Dest-Y",
"y poisition in the destination frame", G_MININT, G_MAXINT, 0,
param_flags));
g_object_class_install_property (object_class, PROP_DEST_WIDTH,
g_param_spec_int ("dest-width", "Dest-Width",
"Width in the destination frame", 0, G_MAXINT, 0, param_flags));
g_object_class_install_property (object_class, PROP_DEST_HEIGHT,
g_param_spec_int ("dest-height", "Dest-Height",
"Height in the destination frame", 0, G_MAXINT, 0, param_flags));
g_object_class_install_property (object_class, PROP_ALPHA,
g_param_spec_double ("alpha", "Alpha",
"The alpha color value to use", 0, 1.0, 1.0, param_flags));
g_object_class_install_property (object_class, PROP_BLEND_STATE,
g_param_spec_pointer ("blend-state", "Blend State",
"ID3D11BlendState object to use", param_flags));
g_object_class_install_property (object_class, PROP_BLEND_FACTOR_RED,
g_param_spec_float ("blend-factor-red", "Blend Factor Red",
"Blend factor for red component", 0, 1.0, 1.0, param_flags));
g_object_class_install_property (object_class, PROP_BLEND_FACTOR_GREEN,
g_param_spec_float ("blend-factor-green", "Blend Factor Green",
"Blend factor for green component", 0, 1.0, 1.0, param_flags));
g_object_class_install_property (object_class, PROP_BLEND_FACTOR_BLUE,
g_param_spec_float ("blend-factor-blue", "Blend Factor Blue",
"Blend factor for blue component", 0, 1.0, 1.0, param_flags));
g_object_class_install_property (object_class, PROP_BLEND_FACTOR_ALPHA,
g_param_spec_float ("blend-factor-alpha", "Blend Factor Alpha",
"Blend factor for alpha component", 0, 1.0, 1.0, param_flags));
g_object_class_install_property (object_class, PROP_BLEND_SAMPLE_MASK,
g_param_spec_uint ("blend-sample-mask", "Blend Sample Mask",
"Blend sample mask", 0, 0xffffffff, 0xffffffff, param_flags));
g_object_class_install_property (object_class, PROP_FILL_BORDER,
g_param_spec_boolean ("fill-border", "Fill border",
"Fill border with \"border-color\" if destination rectangle does not "
"fill the complete destination image", FALSE, param_flags));
g_object_class_install_property (object_class, PROP_BORDER_COLOR,
g_param_spec_uint64 ("border-color", "Border Color",
"ARGB representation of the border color to use",
0, G_MAXUINT64, 0xffff000000000000, param_flags));
g_object_class_install_property (object_class,
PROP_SRC_MASTERING_DISPLAY_INFO,
g_param_spec_string ("src-mastering-display-info",
"Src Mastering Display Info",
"String representation of GstVideoMasteringDisplayInfo for source",
nullptr, param_flags));
g_object_class_install_property (object_class, PROP_SRC_CONTENT_LIGHT_LEVEL,
g_param_spec_string ("src-content-light-level",
"Src Content Light Level",
"String representation of GstVideoContentLightLevel for src",
nullptr, param_flags));
g_object_class_install_property (object_class,
PROP_DEST_MASTERING_DISPLAY_INFO,
g_param_spec_string ("dest-mastering-display-info",
"Dest Mastering Display Info",
"String representation of GstVideoMasteringDisplayInfo for dest",
nullptr, param_flags));
g_object_class_install_property (object_class, PROP_DEST_CONTENT_LIGHT_LEVEL,
g_param_spec_string ("dest-content-light-level",
"Src Content Light Level",
"String representation of GstVideoContentLightLevel for dest",
nullptr, param_flags));
g_object_class_install_property (object_class, PROP_VIDEO_DIRECTION,
g_param_spec_enum ("video-direction", "Video Direction",
"Video direction", GST_TYPE_VIDEO_ORIENTATION_METHOD,
GST_VIDEO_ORIENTATION_IDENTITY, param_flags));
GST_DEBUG_CATEGORY_INIT (gst_d3d11_converter_debug,
"d3d11converter", 0, "d3d11converter");
}
static void
gst_d3d11_converter_init (GstD3D11Converter * self)
{
self->priv = new GstD3D11ConverterPrivate ();
}
static void
gst_d3d11_converter_finalize (GObject * object)
{
GstD3D11Converter *self = GST_D3D11_CONVERTER (object);
delete self->priv;
if (self->device)
gst_object_unref (self->device);
G_OBJECT_CLASS (parent_class)->finalize (object);
}
static void
update_src_rect (GstD3D11Converter * self, gint * old_val,
const GValue * new_val)
{
GstD3D11ConverterPrivate *priv = self->priv;
gint tmp;
tmp = g_value_get_int (new_val);
if (tmp != *old_val) {
priv->update_src_rect = TRUE;
*old_val = tmp;
}
}
static void
update_dest_rect (GstD3D11Converter * self, gint * old_val,
const GValue * new_val)
{
GstD3D11ConverterPrivate *priv = self->priv;
gint tmp;
tmp = g_value_get_int (new_val);
if (tmp != *old_val) {
priv->update_dest_rect = TRUE;
*old_val = tmp;
}
}
static void
update_alpha (GstD3D11Converter * self, gdouble * old_val,
const GValue * new_val)
{
GstD3D11ConverterPrivate *priv = self->priv;
gdouble tmp;
tmp = g_value_get_double (new_val);
if (tmp != *old_val) {
priv->update_alpha = TRUE;
*old_val = tmp;
}
}
static void
gst_d3d11_converter_set_property (GObject * object, guint prop_id,
const GValue * value, GParamSpec * pspec)
{
GstD3D11Converter *self = GST_D3D11_CONVERTER (object);
GstD3D11ConverterPrivate *priv = self->priv;
std::lock_guard < std::mutex > lk (priv->prop_lock);
switch (prop_id) {
case PROP_SRC_X:
update_src_rect (self, &priv->src_x, value);
break;
case PROP_SRC_Y:
update_src_rect (self, &priv->src_y, value);
break;
case PROP_SRC_WIDTH:
update_src_rect (self, &priv->src_width, value);
break;
case PROP_SRC_HEIGHT:
update_src_rect (self, &priv->src_height, value);
break;
case PROP_DEST_X:
update_dest_rect (self, &priv->dest_x, value);
break;
case PROP_DEST_Y:
update_dest_rect (self, &priv->dest_y, value);
break;
case PROP_DEST_WIDTH:
update_dest_rect (self, &priv->dest_width, value);
break;
case PROP_DEST_HEIGHT:
update_dest_rect (self, &priv->dest_height, value);
break;
case PROP_ALPHA:
update_alpha (self, &priv->alpha, value);
priv->alpha_data.alpha = priv->alpha;
break;
case PROP_BLEND_STATE:{
ID3D11BlendState *blend =
(ID3D11BlendState *) g_value_get_pointer (value);
priv->blend = nullptr;
priv->blend = blend;
if (priv->blend)
priv->blend->GetDesc (&priv->blend_desc);
break;
}
case PROP_BLEND_FACTOR_RED:
priv->blend_factor[0] = g_value_get_float (value);
break;
case PROP_BLEND_FACTOR_GREEN:
priv->blend_factor[1] = g_value_get_float (value);
break;
case PROP_BLEND_FACTOR_BLUE:
priv->blend_factor[2] = g_value_get_float (value);
break;
case PROP_BLEND_FACTOR_ALPHA:
priv->blend_factor[3] = g_value_get_float (value);
break;
case PROP_BLEND_SAMPLE_MASK:
priv->blend_sample_mask = g_value_get_uint (value);
break;
case PROP_FILL_BORDER:{
gboolean fill_border = g_value_get_boolean (value);
if (fill_border != priv->fill_border) {
priv->update_dest_rect = TRUE;
priv->fill_border = fill_border;
}
break;
}
case PROP_BORDER_COLOR:{
guint64 border_color = g_value_get_uint64 (value);
if (border_color != priv->border_color) {
priv->border_color = border_color;
gst_d3d11_converter_calculate_border_color (self);
}
break;
}
case PROP_SRC_MASTERING_DISPLAY_INFO:
g_clear_pointer (&priv->in_mdcv_str, g_free);
priv->in_mdcv_str = g_value_dup_string (value);
priv->in_hdr10_updated = TRUE;
break;
case PROP_SRC_CONTENT_LIGHT_LEVEL:
g_clear_pointer (&priv->in_cll_str, g_free);
priv->in_cll_str = g_value_dup_string (value);
priv->in_hdr10_updated = TRUE;
break;
case PROP_DEST_MASTERING_DISPLAY_INFO:
g_clear_pointer (&priv->out_mdcv_str, g_free);
priv->out_mdcv_str = g_value_dup_string (value);
priv->out_hdr10_updated = TRUE;
break;
case PROP_DEST_CONTENT_LIGHT_LEVEL:
g_clear_pointer (&priv->out_cll_str, g_free);
priv->out_cll_str = g_value_dup_string (value);
priv->out_hdr10_updated = TRUE;
break;
case PROP_VIDEO_DIRECTION:{
GstVideoOrientationMethod video_direction =
(GstVideoOrientationMethod) g_value_get_enum (value);
if (video_direction != priv->video_direction) {
priv->video_direction = video_direction;
priv->update_transform = TRUE;
}
break;
}
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;
}
}
static void
gst_d3d11_converter_get_property (GObject * object, guint prop_id,
GValue * value, GParamSpec * pspec)
{
GstD3D11Converter *self = GST_D3D11_CONVERTER (object);
GstD3D11ConverterPrivate *priv = self->priv;
std::lock_guard < std::mutex > lk (priv->prop_lock);
switch (prop_id) {
case PROP_SRC_X:
g_value_set_int (value, priv->src_x);
break;
case PROP_SRC_Y:
g_value_set_int (value, priv->src_y);
break;
case PROP_SRC_WIDTH:
g_value_set_int (value, priv->src_width);
break;
case PROP_SRC_HEIGHT:
g_value_set_int (value, priv->src_height);
break;
case PROP_DEST_X:
g_value_set_int (value, priv->dest_x);
break;
case PROP_DEST_Y:
g_value_set_int (value, priv->dest_y);
break;
case PROP_DEST_WIDTH:
g_value_set_int (value, priv->dest_width);
break;
case PROP_DEST_HEIGHT:
g_value_set_int (value, priv->dest_height);
break;
case PROP_ALPHA:
g_value_set_double (value, priv->alpha);
break;
case PROP_BLEND_STATE:
g_value_set_pointer (value, priv->blend.Get ());
break;
case PROP_BLEND_FACTOR_RED:
g_value_set_float (value, priv->blend_factor[0]);
break;
case PROP_BLEND_FACTOR_GREEN:
g_value_set_float (value, priv->blend_factor[1]);
break;
case PROP_BLEND_FACTOR_BLUE:
g_value_set_float (value, priv->blend_factor[2]);
break;
case PROP_BLEND_FACTOR_ALPHA:
g_value_set_float (value, priv->blend_factor[3]);
break;
case PROP_BLEND_SAMPLE_MASK:
g_value_set_uint (value, priv->blend_sample_mask);
break;
case PROP_FILL_BORDER:
g_value_set_boolean (value, priv->fill_border);
break;
case PROP_BORDER_COLOR:
g_value_set_uint64 (value, priv->border_color);
break;
case PROP_SRC_MASTERING_DISPLAY_INFO:
g_value_set_string (value, priv->in_mdcv_str);
break;
case PROP_SRC_CONTENT_LIGHT_LEVEL:
g_value_set_string (value, priv->in_cll_str);
break;
case PROP_DEST_MASTERING_DISPLAY_INFO:
g_value_set_string (value, priv->out_mdcv_str);
break;
case PROP_DEST_CONTENT_LIGHT_LEVEL:
g_value_set_string (value, priv->out_cll_str);
break;
case PROP_VIDEO_DIRECTION:
g_value_set_enum (value, priv->video_direction);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;
}
}
static gboolean
gst_d3d11_color_convert_setup_shader (GstD3D11Converter * self,
const GstVideoInfo * in_info, const GstVideoInfo * out_info,
D3D11_FILTER sampler_filter)
{
GstD3D11ConverterPrivate *priv = self->priv;
GstD3D11Device *device = self->device;
HRESULT hr;
D3D11_BUFFER_DESC buffer_desc;
VertexData vertex_data[4];
const WORD indices[6] = { 0, 1, 2, 3, 0, 2 };
ID3D11Device *device_handle;
ComPtr < ID3D11VertexShader > vs;
ComPtr < ID3D11InputLayout > layout;
ComPtr < ID3D11SamplerState > sampler;
ComPtr < ID3D11SamplerState > linear_sampler;
ComPtr < ID3D11Buffer > alpha_buffer;
ComPtr < ID3D11Buffer > const_buffer;
ComPtr < ID3D11Buffer > vs_const_buffer;
ComPtr < ID3D11Buffer > vertex_buffer;
ComPtr < ID3D11Buffer > index_buffer;
ComPtr < ID3D11RasterizerState > rasterizer;
ComPtr < ID3D11RasterizerState > msaa_rasterizer;
D3D11_SUBRESOURCE_DATA subresource;
memset (&subresource, 0, sizeof (subresource));
memset (&buffer_desc, 0, sizeof (buffer_desc));
device_handle = gst_d3d11_device_get_device_handle (device);
hr = gst_d3d11_device_get_sampler (device, sampler_filter, &sampler);
if (!gst_d3d11_result (hr, device)) {
GST_WARNING_OBJECT (self, "Trying again with linear sampler");
hr = gst_d3d11_device_get_sampler (device, D3D11_FILTER_MIN_MAG_MIP_LINEAR,
&sampler);
if (!gst_d3d11_result (hr, device)) {
GST_ERROR_OBJECT (self, "Couldn't create sampler, hr: 0x%x", (guint) hr);
return FALSE;
}
}
hr = gst_d3d11_device_get_sampler (device, D3D11_FILTER_MIN_MAG_MIP_LINEAR,
&linear_sampler);
if (!gst_d3d11_result (hr, device)) {
GST_ERROR_OBJECT (self,
"Couldn't create linear sampler, hr: 0x%x", (guint) hr);
return FALSE;
}
auto ps_list = gst_d3d11_get_converter_pixel_shader (device,
GST_VIDEO_INFO_FORMAT (in_info), GST_VIDEO_INFO_FORMAT (out_info),
priv->src_alpha_mode == GST_D3D11_CONVERTER_ALPHA_MODE_PREMULTIPLIED,
priv->dst_alpha_mode == GST_D3D11_CONVERTER_ALPHA_MODE_PREMULTIPLIED,
priv->convert_type);
if (ps_list.empty ()) {
GST_ERROR_OBJECT (self, "Couldn't create pixel shader");
return FALSE;
}
hr = gst_d3d11_get_converter_vertex_shader (device, &vs, &layout);
if (!gst_d3d11_result (hr, device)) {
GST_ERROR_OBJECT (self, "Couldn't create vertex shader");
return FALSE;
}
hr = gst_d3d11_device_get_rasterizer (device, &rasterizer);
if (!gst_d3d11_result (hr, device)) {
GST_ERROR_OBJECT (self, "Couldn't create rasterizer state");
return FALSE;
}
hr = gst_d3d11_device_get_rasterizer_msaa (device, &msaa_rasterizer);
if (!gst_d3d11_result (hr, device)) {
GST_ERROR_OBJECT (self, "Couldn't create rasterizer state");
return FALSE;
}
if (!gst_d3d11_result (hr, device)) {
GST_ERROR_OBJECT (self, "Couldn't create MSAA rasterizer state");
return FALSE;
}
/* const buffer */
if (priv->convert_type != CONVERT_TYPE::IDENTITY) {
G_STATIC_ASSERT (sizeof (PSConstBuffer) % 16 == 0);
buffer_desc.Usage = D3D11_USAGE_DYNAMIC;
buffer_desc.ByteWidth = sizeof (PSConstBuffer);
buffer_desc.BindFlags = D3D11_BIND_CONSTANT_BUFFER;
buffer_desc.CPUAccessFlags = D3D11_CPU_ACCESS_WRITE;
subresource.pSysMem = &priv->const_data;
subresource.SysMemPitch = sizeof (PSConstBuffer);
hr = device_handle->CreateBuffer (&buffer_desc, &subresource,
&const_buffer);
if (!gst_d3d11_result (hr, device)) {
GST_ERROR_OBJECT (self,
"Couldn't create constant buffer, hr: 0x%x", (guint) hr);
return FALSE;
}
}
G_STATIC_ASSERT (sizeof (PSAlphaFactor) % 16 == 0);
buffer_desc.Usage = D3D11_USAGE_DYNAMIC;
buffer_desc.ByteWidth = sizeof (PSAlphaFactor);
buffer_desc.BindFlags = D3D11_BIND_CONSTANT_BUFFER;
buffer_desc.CPUAccessFlags = D3D11_CPU_ACCESS_WRITE;
subresource.pSysMem = &priv->alpha_data;
subresource.SysMemPitch = sizeof (PSAlphaFactor);
hr = device_handle->CreateBuffer (&buffer_desc, &subresource, &alpha_buffer);
if (!gst_d3d11_result (hr, device)) {
GST_ERROR_OBJECT (self,
"Couldn't create alpha buffer, hr: 0x%x", (guint) hr);
return FALSE;
}
buffer_desc.Usage = D3D11_USAGE_DYNAMIC;
buffer_desc.ByteWidth = sizeof (g_matrix_identity);
buffer_desc.BindFlags = D3D11_BIND_CONSTANT_BUFFER;
buffer_desc.CPUAccessFlags = D3D11_CPU_ACCESS_WRITE;
subresource.pSysMem = g_matrix_identity.m;
subresource.SysMemPitch = sizeof (FLOAT) * 16;
hr = device_handle->CreateBuffer (&buffer_desc, &subresource,
&vs_const_buffer);
if (!gst_d3d11_result (hr, device)) {
GST_ERROR_OBJECT (self,
"Couldn't create constant buffer, hr: 0x%x", (guint) hr);
return FALSE;
}
/* bottom left */
vertex_data[0].position.x = -1.0f;
vertex_data[0].position.y = -1.0f;
vertex_data[0].position.z = 0.0f;
vertex_data[0].texture.u = 0.0f;
vertex_data[0].texture.v = 1.0f;
/* top left */
vertex_data[1].position.x = -1.0f;
vertex_data[1].position.y = 1.0f;
vertex_data[1].position.z = 0.0f;
vertex_data[1].texture.u = 0.0f;
vertex_data[1].texture.v = 0.0f;
/* top right */
vertex_data[2].position.x = 1.0f;
vertex_data[2].position.y = 1.0f;
vertex_data[2].position.z = 0.0f;
vertex_data[2].texture.u = 1.0f;
vertex_data[2].texture.v = 0.0f;
/* bottom right */
vertex_data[3].position.x = 1.0f;
vertex_data[3].position.y = -1.0f;
vertex_data[3].position.z = 0.0f;
vertex_data[3].texture.u = 1.0f;
vertex_data[3].texture.v = 1.0f;
buffer_desc.Usage = D3D11_USAGE_DYNAMIC;
buffer_desc.ByteWidth = sizeof (VertexData) * 4;
buffer_desc.BindFlags = D3D11_BIND_VERTEX_BUFFER;
buffer_desc.CPUAccessFlags = D3D11_CPU_ACCESS_WRITE;
subresource.pSysMem = vertex_data;
subresource.SysMemPitch = sizeof (VertexData) * 4;
hr = device_handle->CreateBuffer (&buffer_desc, &subresource, &vertex_buffer);
if (!gst_d3d11_result (hr, device)) {
GST_ERROR_OBJECT (self,
"Couldn't create vertex buffer, hr: 0x%x", (guint) hr);
return FALSE;
}
buffer_desc.Usage = D3D11_USAGE_DYNAMIC;
buffer_desc.ByteWidth = sizeof (WORD) * 6;
buffer_desc.BindFlags = D3D11_BIND_INDEX_BUFFER;
buffer_desc.CPUAccessFlags = D3D11_CPU_ACCESS_WRITE;
subresource.pSysMem = indices;
subresource.SysMemPitch = sizeof (WORD) * 6;
hr = device_handle->CreateBuffer (&buffer_desc, &subresource, &index_buffer);
if (!gst_d3d11_result (hr, device)) {
GST_ERROR ("Couldn't create index buffer, hr: 0x%x", (guint) hr);
return FALSE;
}
/* holds vertex buffer for crop rect update */
priv->vertex_buffer = vertex_buffer;
priv->index_buffer = index_buffer;
priv->alpha_buffer = alpha_buffer;
priv->const_buffer = const_buffer;
priv->vs_const_buffer = vs_const_buffer;
priv->vs = vs;
priv->layout = layout;
priv->sampler = sampler;
priv->linear_sampler = linear_sampler;
priv->ps = ps_list;
priv->rasterizer = rasterizer;
priv->msaa_rasterizer = msaa_rasterizer;
priv->input_texture_width = GST_VIDEO_INFO_WIDTH (in_info);
priv->input_texture_height = GST_VIDEO_INFO_HEIGHT (in_info);
priv->num_input_view = GST_VIDEO_INFO_N_PLANES (in_info);
priv->num_output_view = GST_VIDEO_INFO_N_PLANES (out_info);
for (guint i = 0; i < GST_VIDEO_INFO_N_PLANES (out_info); i++) {
priv->viewport[i].TopLeftX = 0;
priv->viewport[i].TopLeftY = 0;
priv->viewport[i].Width = GST_VIDEO_INFO_COMP_WIDTH (out_info, i);
priv->viewport[i].Height = GST_VIDEO_INFO_COMP_HEIGHT (out_info, i);
priv->viewport[i].MinDepth = 0.0f;
priv->viewport[i].MaxDepth = 1.0f;
}
return TRUE;
}
static gboolean
gst_d3d11_converter_apply_orientation (GstD3D11Converter * self)
{
GstD3D11ConverterPrivate *priv = self->priv;
ID3D11DeviceContext *context_handle;
const XMFLOAT4X4A *matrix = &g_matrix_identity;
D3D11_MAPPED_SUBRESOURCE map;
HRESULT hr;
switch (priv->video_direction) {
case GST_VIDEO_ORIENTATION_IDENTITY:
case GST_VIDEO_ORIENTATION_AUTO:
default:
break;
case GST_VIDEO_ORIENTATION_CUSTOM:
matrix = &priv->custom_transform;
break;
case GST_VIDEO_ORIENTATION_90R:
matrix = &g_matrix_90r;
break;
case GST_VIDEO_ORIENTATION_180:
matrix = &g_matrix_180;
break;
case GST_VIDEO_ORIENTATION_90L:
matrix = &g_matrix_90l;
break;
case GST_VIDEO_ORIENTATION_HORIZ:
matrix = &g_matrix_horiz;
break;
case GST_VIDEO_ORIENTATION_VERT:
matrix = &g_matrix_vert;
break;
case GST_VIDEO_ORIENTATION_UL_LR:
matrix = &g_matrix_ul_lr;
break;
case GST_VIDEO_ORIENTATION_UR_LL:
matrix = &g_matrix_ur_ll;
break;
}
context_handle = gst_d3d11_device_get_device_context_handle (self->device);
hr = context_handle->Map (priv->vs_const_buffer.Get (), 0,
D3D11_MAP_WRITE_DISCARD, 0, &map);
if (!gst_d3d11_result (hr, self->device))
return FALSE;
memcpy (map.pData, matrix->m, sizeof (FLOAT) * 16);
context_handle->Unmap (priv->vs_const_buffer.Get (), 0);
return TRUE;
}
static void
gst_d3d11_converter_update_clear_background (GstD3D11Converter * self)
{
GstD3D11ConverterPrivate *priv = self->priv;
const GstVideoInfo *out_info = &priv->out_info;
if (priv->fill_border && (priv->dest_x != 0 || priv->dest_y != 0 ||
priv->dest_width != out_info->width ||
priv->dest_height != out_info->height ||
priv->video_direction == GST_VIDEO_ORIENTATION_CUSTOM)) {
GST_DEBUG_OBJECT (self, "Enable background color");
priv->clear_background = TRUE;
} else {
GST_DEBUG_OBJECT (self, "Disable background color");
priv->clear_background = FALSE;
}
}
static gboolean
gst_d3d11_converter_update_transform (GstD3D11Converter * self)
{
GstD3D11ConverterPrivate *priv = self->priv;
if (!priv->update_transform)
return TRUE;
priv->update_transform = FALSE;
gst_d3d11_converter_update_clear_background (self);
if ((priv->supported_backend & GST_D3D11_CONVERTER_BACKEND_VIDEO_PROCESSOR)) {
priv->processor_direction_not_supported = FALSE;
priv->enable_mirror = FALSE;
priv->flip_h = FALSE;
priv->flip_v = FALSE;
priv->enable_rotation = FALSE;
priv->rotation = D3D11_VIDEO_PROCESSOR_ROTATION_IDENTITY;
/* filtering order is rotation -> mirror */
switch (priv->video_direction) {
case GST_VIDEO_ORIENTATION_IDENTITY:
case GST_VIDEO_ORIENTATION_AUTO:
case GST_VIDEO_ORIENTATION_CUSTOM:
default:
break;
case GST_VIDEO_ORIENTATION_90R:
priv->enable_rotation = TRUE;
priv->rotation = D3D11_VIDEO_PROCESSOR_ROTATION_90;
break;
case GST_VIDEO_ORIENTATION_180:
priv->enable_rotation = TRUE;
priv->rotation = D3D11_VIDEO_PROCESSOR_ROTATION_180;
break;
case GST_VIDEO_ORIENTATION_90L:
priv->enable_rotation = TRUE;
priv->rotation = D3D11_VIDEO_PROCESSOR_ROTATION_270;
break;
case GST_VIDEO_ORIENTATION_HORIZ:
priv->enable_mirror = TRUE;
priv->flip_h = TRUE;
break;
case GST_VIDEO_ORIENTATION_VERT:
priv->enable_mirror = TRUE;
priv->flip_v = TRUE;
break;
case GST_VIDEO_ORIENTATION_UL_LR:
priv->enable_rotation = TRUE;
priv->rotation = D3D11_VIDEO_PROCESSOR_ROTATION_270;
priv->enable_mirror = TRUE;
priv->flip_v = TRUE;
break;
case GST_VIDEO_ORIENTATION_UR_LL:
priv->enable_rotation = TRUE;
priv->rotation = D3D11_VIDEO_PROCESSOR_ROTATION_90;
priv->enable_mirror = TRUE;
priv->flip_v = TRUE;
break;
}
if (priv->video_direction != GST_VIDEO_ORIENTATION_CUSTOM) {
if (priv->enable_rotation &&
(priv->processor_caps.FeatureCaps & FEATURE_CAPS_ROTATION) == 0) {
GST_WARNING_OBJECT (self, "Device does not support rotation");
priv->processor_direction_not_supported = TRUE;
}
if (priv->enable_mirror &&
(priv->processor_caps.FeatureCaps & PROCESSOR_FEATURE_CAPS_MIRROR) ==
0) {
GST_WARNING_OBJECT (self, "Device does not support mirror");
priv->processor_direction_not_supported = TRUE;
}
}
}
if ((priv->supported_backend & GST_D3D11_CONVERTER_BACKEND_SHADER) == 0)
return TRUE;
return gst_d3d11_converter_apply_orientation (self);
}
static gboolean
gst_d3d11_converter_update_src_rect (GstD3D11Converter * self)
{
GstD3D11ConverterPrivate *priv = self->priv;
D3D11_MAPPED_SUBRESOURCE map;
VertexData *vertex_data;
ID3D11DeviceContext *context_handle;
HRESULT hr;
FLOAT u0, u1, v0, v1, off_u, off_v;
gint texture_width = priv->input_texture_width;
gint texture_height = priv->input_texture_height;
if (!priv->update_src_rect)
return TRUE;
priv->update_src_rect = FALSE;
priv->src_rect.left = priv->src_x;
priv->src_rect.top = priv->src_y;
priv->src_rect.right = priv->src_x + priv->src_width;
priv->src_rect.bottom = priv->src_y + priv->src_height;
if ((priv->supported_backend & GST_D3D11_CONVERTER_BACKEND_SHADER) == 0)
return TRUE;
context_handle = gst_d3d11_device_get_device_context_handle (self->device);
hr = context_handle->Map (priv->vertex_buffer.Get (),
0, D3D11_MAP_WRITE_DISCARD, 0, &map);
if (!gst_d3d11_result (hr, self->device)) {
GST_ERROR_OBJECT (self, "Couldn't map vertex buffer, hr: 0x%x", (guint) hr);
return FALSE;
}
GST_DEBUG_OBJECT (self, "Updating vertex buffer");
vertex_data = (VertexData *) map.pData;
/*
* (u0, v0) -- (u1, v0)
* | |
* (u0, v1) -- (u1, v1)
*/
off_u = 0.5f / texture_width;
off_v = 0.5f / texture_height;
if (priv->src_x > 0)
u0 = (priv->src_x / (gfloat) texture_width) + off_u;
else
u0 = 0.0f;
if ((priv->src_x + priv->src_width) != texture_width)
u1 = ((priv->src_x + priv->src_width) / (gfloat) texture_width) - off_u;
else
u1 = 1.0f;
if (priv->src_y > 0)
v0 = (priv->src_y / (gfloat) texture_height) + off_v;
else
v0 = 0.0;
if ((priv->src_y + priv->src_height) != texture_height)
v1 = ((priv->src_y + priv->src_height) / (gfloat) texture_height) - off_v;
else
v1 = 1.0f;
/* bottom left */
vertex_data[0].position.x = -1.0f;
vertex_data[0].position.y = -1.0f;
vertex_data[0].position.z = 0.0f;
vertex_data[0].texture.u = u0;
vertex_data[0].texture.v = v1;
/* top left */
vertex_data[1].position.x = -1.0f;
vertex_data[1].position.y = 1.0f;
vertex_data[1].position.z = 0.0f;
vertex_data[1].texture.u = u0;
vertex_data[1].texture.v = v0;
/* top right */
vertex_data[2].position.x = 1.0f;
vertex_data[2].position.y = 1.0f;
vertex_data[2].position.z = 0.0f;
vertex_data[2].texture.u = u1;
vertex_data[2].texture.v = v0;
/* bottom right */
vertex_data[3].position.x = 1.0f;
vertex_data[3].position.y = -1.0f;
vertex_data[3].position.z = 0.0f;
vertex_data[3].texture.u = u1;
vertex_data[3].texture.v = v1;
context_handle->Unmap (priv->vertex_buffer.Get (), 0);
return TRUE;
}
static gboolean
gst_d3d11_converter_update_dest_rect (GstD3D11Converter * self)
{
GstD3D11ConverterPrivate *priv = self->priv;
if (!priv->update_dest_rect)
return TRUE;
priv->viewport[0].TopLeftX = priv->dest_x;
priv->viewport[0].TopLeftY = priv->dest_y;
priv->viewport[0].Width = priv->dest_width;
priv->viewport[0].Height = priv->dest_height;
priv->dest_rect.left = priv->dest_x;
priv->dest_rect.top = priv->dest_y;
priv->dest_rect.right = priv->dest_x + priv->dest_width;
priv->dest_rect.bottom = priv->dest_y + priv->dest_height;
GST_DEBUG_OBJECT (self,
"Update viewport, TopLeftX: %f, TopLeftY: %f, Width: %f, Height %f",
priv->viewport[0].TopLeftX, priv->viewport[0].TopLeftY,
priv->viewport[0].Width, priv->viewport[0].Height);
gst_d3d11_converter_update_clear_background (self);
switch (GST_VIDEO_INFO_FORMAT (&priv->postproc_info)) {
case GST_VIDEO_FORMAT_NV12:
case GST_VIDEO_FORMAT_NV21:
case GST_VIDEO_FORMAT_P010_10LE:
case GST_VIDEO_FORMAT_P012_LE:
case GST_VIDEO_FORMAT_P016_LE:
case GST_VIDEO_FORMAT_I420:
case GST_VIDEO_FORMAT_YV12:
case GST_VIDEO_FORMAT_I420_10LE:
case GST_VIDEO_FORMAT_I420_12LE:
priv->viewport[1].TopLeftX = priv->viewport[0].TopLeftX / 2;
priv->viewport[1].TopLeftY = priv->viewport[0].TopLeftY / 2;
priv->viewport[1].Width = priv->viewport[0].Width / 2;
priv->viewport[1].Height = priv->viewport[0].Height / 2;
for (guint i = 2; i < GST_VIDEO_INFO_N_PLANES (&priv->postproc_info); i++)
priv->viewport[i] = priv->viewport[1];
break;
case GST_VIDEO_FORMAT_Y42B:
case GST_VIDEO_FORMAT_I422_10LE:
case GST_VIDEO_FORMAT_I422_12LE:
priv->viewport[1].TopLeftX = priv->viewport[0].TopLeftX / 2;
priv->viewport[1].TopLeftY = priv->viewport[0].TopLeftY;
priv->viewport[1].Width = priv->viewport[0].Width / 2;
priv->viewport[1].Height = priv->viewport[0].Height;
for (guint i = 2; i < GST_VIDEO_INFO_N_PLANES (&priv->postproc_info); i++)
priv->viewport[i] = priv->viewport[1];
break;
case GST_VIDEO_FORMAT_Y444:
case GST_VIDEO_FORMAT_Y444_10LE:
case GST_VIDEO_FORMAT_Y444_12LE:
case GST_VIDEO_FORMAT_Y444_16LE:
case GST_VIDEO_FORMAT_RGBP:
case GST_VIDEO_FORMAT_BGRP:
case GST_VIDEO_FORMAT_GBR:
case GST_VIDEO_FORMAT_GBR_10LE:
case GST_VIDEO_FORMAT_GBR_12LE:
case GST_VIDEO_FORMAT_GBR_16LE:
case GST_VIDEO_FORMAT_GBRA:
case GST_VIDEO_FORMAT_GBRA_10LE:
case GST_VIDEO_FORMAT_GBRA_12LE:
for (guint i = 1; i < GST_VIDEO_INFO_N_PLANES (&priv->postproc_info); i++)
priv->viewport[i] = priv->viewport[0];
break;
default:
if (priv->num_output_view > 1) {
g_assert_not_reached ();
return FALSE;
}
break;
}
priv->update_dest_rect = FALSE;
return TRUE;
}
static void
convert_info_gray_to_yuv (const GstVideoInfo * gray, GstVideoInfo * yuv)
{
GstVideoInfo tmp;
if (GST_VIDEO_INFO_IS_YUV (gray)) {
*yuv = *gray;
return;
}
if (gray->finfo->depth[0] == 8) {
gst_video_info_set_format (&tmp,
GST_VIDEO_FORMAT_Y444, gray->width, gray->height);
} else {
gst_video_info_set_format (&tmp,
GST_VIDEO_FORMAT_Y444_16LE, gray->width, gray->height);
}
tmp.colorimetry.range = gray->colorimetry.range;
if (tmp.colorimetry.range == GST_VIDEO_COLOR_RANGE_UNKNOWN)
tmp.colorimetry.range = GST_VIDEO_COLOR_RANGE_0_255;
tmp.colorimetry.primaries = gray->colorimetry.primaries;
if (tmp.colorimetry.primaries == GST_VIDEO_COLOR_PRIMARIES_UNKNOWN)
tmp.colorimetry.primaries = GST_VIDEO_COLOR_PRIMARIES_BT709;
tmp.colorimetry.transfer = gray->colorimetry.transfer;
if (tmp.colorimetry.transfer == GST_VIDEO_TRANSFER_UNKNOWN)
tmp.colorimetry.transfer = GST_VIDEO_TRANSFER_BT709;
tmp.colorimetry.matrix = gray->colorimetry.matrix;
if (tmp.colorimetry.matrix == GST_VIDEO_COLOR_MATRIX_UNKNOWN)
tmp.colorimetry.matrix = GST_VIDEO_COLOR_MATRIX_BT709;
*yuv = tmp;
}
static gboolean
gst_d3d11_converter_calculate_matrix (GstD3D11Converter * self,
const GstVideoInfo * in_info, const GstVideoInfo * out_info)
{
GstD3D11ConverterPrivate *priv = self->priv;
GstD3D11ColorMatrix pre_coeff;
GstD3D11ColorMatrix post_coeff;
GstD3D11ColorMatrix primaries_coeff;
GstVideoInfo rgb_info;
gst_d3d11_color_matrix_init (&pre_coeff);
gst_d3d11_color_matrix_init (&post_coeff);
gst_d3d11_color_matrix_init (&primaries_coeff);
switch (priv->convert_type) {
case CONVERT_TYPE::RANGE:
gst_d3d11_color_range_adjust_matrix_unorm (in_info, out_info,
&post_coeff);
break;
case CONVERT_TYPE::SIMPLE:
if (GST_VIDEO_INFO_IS_RGB (in_info)) {
gst_d3d11_rgb_to_yuv_matrix_unorm (in_info, out_info, &post_coeff);
} else {
gst_d3d11_yuv_to_rgb_matrix_unorm (in_info, out_info, &post_coeff);
}
break;
case CONVERT_TYPE::GAMMA:
case CONVERT_TYPE::PRIMARY:
if (GST_VIDEO_INFO_IS_RGB (in_info)) {
rgb_info = *in_info;
if (in_info->colorimetry.range == GST_VIDEO_COLOR_RANGE_16_235) {
rgb_info.colorimetry.range = GST_VIDEO_COLOR_RANGE_0_255;
gst_d3d11_color_range_adjust_matrix_unorm (in_info,
&rgb_info, &pre_coeff);
}
} else {
gst_video_info_set_format (&rgb_info,
in_info->finfo->depth[0] == 8 ? GST_VIDEO_FORMAT_RGBA :
GST_VIDEO_FORMAT_RGBA64_LE, in_info->width, in_info->height);
rgb_info.colorimetry.range = GST_VIDEO_COLOR_RANGE_0_255;
rgb_info.colorimetry.transfer = in_info->colorimetry.transfer;
rgb_info.colorimetry.primaries = in_info->colorimetry.primaries;
gst_d3d11_yuv_to_rgb_matrix_unorm (in_info, &rgb_info, &pre_coeff);
}
if (priv->convert_type == CONVERT_TYPE::PRIMARY) {
const GstVideoColorPrimariesInfo *in_pinfo;
const GstVideoColorPrimariesInfo *out_pinfo;
in_pinfo =
gst_video_color_primaries_get_info (in_info->colorimetry.primaries);
out_pinfo =
gst_video_color_primaries_get_info (out_info->
colorimetry.primaries);
gst_d3d11_color_primaries_matrix_unorm (in_pinfo, out_pinfo,
&primaries_coeff);
}
if (GST_VIDEO_INFO_IS_RGB (out_info)) {
if (out_info->colorimetry.range == GST_VIDEO_COLOR_RANGE_16_235) {
rgb_info = *out_info;
rgb_info.colorimetry.range = GST_VIDEO_COLOR_RANGE_0_255;
gst_d3d11_color_range_adjust_matrix_unorm (&rgb_info,
out_info, &post_coeff);
}
} else {
gst_d3d11_rgb_to_yuv_matrix_unorm (&rgb_info, out_info, &post_coeff);
}
break;
default:
break;
}
if (gst_debug_category_get_threshold (GST_CAT_DEFAULT) >= GST_LEVEL_DEBUG) {
gchar *matrix_dump;
matrix_dump = gst_d3d11_dump_color_matrix (&pre_coeff);
GST_DEBUG_OBJECT (self, "PreCoeff \n%s", matrix_dump);
g_free (matrix_dump);
matrix_dump = gst_d3d11_dump_color_matrix (&primaries_coeff);
GST_DEBUG_OBJECT (self, "PrimaryCoeff \n%s", matrix_dump);
g_free (matrix_dump);
matrix_dump = gst_d3d11_dump_color_matrix (&post_coeff);
GST_DEBUG_OBJECT (self, "PostCoeff \n%s", matrix_dump);
g_free (matrix_dump);
}
PSColorSpace *preCoeff = &priv->const_data.preCoeff;
PSColorSpace *postCoeff = &priv->const_data.postCoeff;
PSColorSpace *primariesCoeff = &priv->const_data.primariesCoeff;
for (guint i = 0; i < 3; i++) {
preCoeff->coeffX[i] = pre_coeff.matrix[0][i];
preCoeff->coeffY[i] = pre_coeff.matrix[1][i];
preCoeff->coeffZ[i] = pre_coeff.matrix[2][i];
preCoeff->offset[i] = pre_coeff.offset[i];
preCoeff->min[i] = pre_coeff.min[i];
preCoeff->max[i] = pre_coeff.max[i];
postCoeff->coeffX[i] = post_coeff.matrix[0][i];
postCoeff->coeffY[i] = post_coeff.matrix[1][i];
postCoeff->coeffZ[i] = post_coeff.matrix[2][i];
postCoeff->offset[i] = post_coeff.offset[i];
postCoeff->min[i] = post_coeff.min[i];
postCoeff->max[i] = post_coeff.max[i];
primariesCoeff->coeffX[i] = primaries_coeff.matrix[0][i];
primariesCoeff->coeffY[i] = primaries_coeff.matrix[1][i];
primariesCoeff->coeffZ[i] = primaries_coeff.matrix[2][i];
primariesCoeff->offset[i] = primaries_coeff.offset[i];
primariesCoeff->min[i] = primaries_coeff.min[i];
primariesCoeff->max[i] = primaries_coeff.max[i];
}
return TRUE;
}
static GammaLutPtr
gst_d3d11_converter_get_gamma_dec_table (GstVideoTransferFunction func)
{
static std::mutex lut_lock;
static std::map < GstVideoTransferFunction, GammaLutPtr > g_gamma_dec_table;
std::lock_guard < std::mutex > lk (lut_lock);
auto lut = g_gamma_dec_table.find (func);
if (lut != g_gamma_dec_table.end ())
return lut->second;
const gdouble scale = (gdouble) 1 / (GAMMA_LUT_SIZE - 1);
auto table = std::make_shared < GammaLut > ();
for (guint i = 0; i < GAMMA_LUT_SIZE; i++) {
gdouble val = gst_video_transfer_function_decode (func, i * scale);
val = rint (val * 65535);
val = CLAMP (val, 0, 65535);
table->lut[i] = (guint16) val;
}
g_gamma_dec_table[func] = table;
return table;
}
static GammaLutPtr
gst_d3d11_converter_get_gamma_enc_table (GstVideoTransferFunction func)
{
static std::mutex lut_lock;
static std::map < GstVideoTransferFunction, GammaLutPtr > g_gamma_enc_table;
std::lock_guard < std::mutex > lk (lut_lock);
auto lut = g_gamma_enc_table.find (func);
if (lut != g_gamma_enc_table.end ())
return lut->second;
const gdouble scale = (gdouble) 1 / (GAMMA_LUT_SIZE - 1);
auto table = std::make_shared < GammaLut > ();
for (guint i = 0; i < GAMMA_LUT_SIZE; i++) {
gdouble val = gst_video_transfer_function_encode (func, i * scale);
val = rint (val * 65535);
val = CLAMP (val, 0, 65535);
table->lut[i] = (guint16) val;
}
g_gamma_enc_table[func] = table;
return table;
}
static gboolean
gst_d3d11_converter_setup_lut (GstD3D11Converter * self,
const GstVideoInfo * in_info, const GstVideoInfo * out_info)
{
GstD3D11ConverterPrivate *priv = self->priv;
GstD3D11Device *device = self->device;
ID3D11Device *device_handle = gst_d3d11_device_get_device_handle (device);
D3D11_TEXTURE1D_DESC desc;
D3D11_SUBRESOURCE_DATA subresource;
D3D11_SHADER_RESOURCE_VIEW_DESC srv_desc;
HRESULT hr;
ComPtr < ID3D11Texture1D > gamma_dec_lut;
ComPtr < ID3D11Texture1D > gamma_enc_lut;
ComPtr < ID3D11ShaderResourceView > gamma_dec_srv;
ComPtr < ID3D11ShaderResourceView > gamma_enc_srv;
GammaLutPtr gamma_dec_table;
GammaLutPtr gamma_enc_table;
GstVideoTransferFunction in_trc = in_info->colorimetry.transfer;
GstVideoTransferFunction out_trc = out_info->colorimetry.transfer;
memset (&desc, 0, sizeof (D3D11_TEXTURE1D_DESC));
memset (&subresource, 0, sizeof (D3D11_SUBRESOURCE_DATA));
memset (&srv_desc, 0, sizeof (D3D11_SHADER_RESOURCE_VIEW_DESC));
gamma_dec_table = gst_d3d11_converter_get_gamma_dec_table (in_trc);
gamma_enc_table = gst_d3d11_converter_get_gamma_enc_table (out_trc);
desc.Width = GAMMA_LUT_SIZE;
desc.MipLevels = 1;
desc.ArraySize = 1;
desc.Format = DXGI_FORMAT_R16_UNORM;
desc.Usage = D3D11_USAGE_IMMUTABLE;
desc.BindFlags = D3D11_BIND_SHADER_RESOURCE;
subresource.pSysMem = gamma_dec_table->lut;
subresource.SysMemPitch = GAMMA_LUT_SIZE * sizeof (guint16);
srv_desc.Format = DXGI_FORMAT_R16_UNORM;
srv_desc.ViewDimension = D3D11_SRV_DIMENSION_TEXTURE1D;
srv_desc.Texture1D.MipLevels = 1;
hr = device_handle->CreateTexture1D (&desc, &subresource, &gamma_dec_lut);
if (!gst_d3d11_result (hr, device)) {
GST_ERROR_OBJECT (self, "Failed to create gamma decode LUT");
return FALSE;
}
hr = device_handle->CreateShaderResourceView (gamma_dec_lut.Get (), &srv_desc,
&gamma_dec_srv);
if (!gst_d3d11_result (hr, device)) {
GST_ERROR_OBJECT (self, "Failed to create gamma decode LUT SRV");
return FALSE;
}
subresource.pSysMem = gamma_enc_table->lut;
hr = device_handle->CreateTexture1D (&desc, &subresource, &gamma_enc_lut);
if (!gst_d3d11_result (hr, device)) {
GST_ERROR_OBJECT (self, "Failed to create gamma encode LUT");
return FALSE;
}
hr = device_handle->CreateShaderResourceView (gamma_enc_lut.Get (), &srv_desc,
&gamma_enc_srv);
if (!gst_d3d11_result (hr, device)) {
GST_ERROR_OBJECT (device, "Failed to create gamma decode LUT SRV");
return FALSE;
}
priv->gamma_dec_lut = gamma_dec_lut;
priv->gamma_enc_lut = gamma_enc_lut;
priv->gamma_dec_srv = gamma_dec_srv;
priv->gamma_enc_srv = gamma_enc_srv;
return TRUE;
}
static gboolean
is_custom_format (GstVideoFormat format)
{
switch (format) {
case GST_VIDEO_FORMAT_xRGB:
case GST_VIDEO_FORMAT_xBGR:
case GST_VIDEO_FORMAT_ARGB:
case GST_VIDEO_FORMAT_ABGR:
case GST_VIDEO_FORMAT_BGRA64_LE:
case GST_VIDEO_FORMAT_BGR10A2_LE:
case GST_VIDEO_FORMAT_RBGA:
return TRUE;
default:
break;
}
return FALSE;
}
static void
gst_d3d11_converter_calculate_border_color (GstD3D11Converter * self)
{
GstD3D11ConverterPrivate *priv = self->priv;
GstD3D11ColorMatrix *m = &priv->clear_color_matrix;
const GstVideoInfo *out_info = &priv->postproc_info;
gdouble a;
gdouble rgb[3];
gdouble converted[3];
GstVideoFormat format = GST_VIDEO_INFO_FORMAT (out_info);
a = ((priv->border_color & 0xffff000000000000) >> 48) / (gdouble) G_MAXUINT16;
rgb[0] =
((priv->border_color & 0x0000ffff00000000) >> 32) / (gdouble) G_MAXUINT16;
rgb[1] =
((priv->border_color & 0x00000000ffff0000) >> 16) / (gdouble) G_MAXUINT16;
rgb[2] = (priv->border_color & 0x000000000000ffff) / (gdouble) G_MAXUINT16;
for (guint i = 0; i < 3; i++) {
converted[i] = 0;
for (guint j = 0; j < 3; j++) {
converted[i] += m->matrix[i][j] * rgb[j];
}
converted[i] += m->offset[i];
converted[i] = CLAMP (converted[i], m->min[i], m->max[i]);
}
GST_DEBUG_OBJECT (self, "Calculated background color ARGB: %f, %f, %f, %f",
a, converted[0], converted[1], converted[2]);
/* background color for video processor */
priv->background_color.RGBA.R = converted[0];
priv->background_color.RGBA.G = converted[1];
priv->background_color.RGBA.B = converted[2];
priv->background_color.RGBA.A = a;
/* scale down if output is planar high bitdepth format */
switch (format) {
case GST_VIDEO_FORMAT_I420_10LE:
case GST_VIDEO_FORMAT_I422_10LE:
case GST_VIDEO_FORMAT_Y444_10LE:
case GST_VIDEO_FORMAT_GBR_10LE:
case GST_VIDEO_FORMAT_GBRA_10LE:
for (guint i = 0; i < 3; i++) {
converted[i] /= 64.0;
}
a /= 64.0;
break;
case GST_VIDEO_FORMAT_I420_12LE:
case GST_VIDEO_FORMAT_I422_12LE:
case GST_VIDEO_FORMAT_Y444_12LE:
case GST_VIDEO_FORMAT_GBR_12LE:
case GST_VIDEO_FORMAT_GBRA_12LE:
for (guint i = 0; i < 3; i++) {
converted[i] /= 16.0;
}
a /= 16.0;
break;
default:
break;
}
if ((GST_VIDEO_INFO_IS_RGB (out_info) &&
GST_VIDEO_INFO_N_PLANES (out_info) == 1 &&
!is_custom_format (format)) || GST_VIDEO_INFO_IS_GRAY (out_info)) {
for (guint i = 0; i < 3; i++)
priv->clear_color[0][i] = converted[i];
priv->clear_color[0][3] = a;
} else {
switch (format) {
case GST_VIDEO_FORMAT_VUYA:
priv->clear_color[0][0] = converted[2];
priv->clear_color[0][1] = converted[1];
priv->clear_color[0][2] = converted[0];
priv->clear_color[0][3] = a;
break;
case GST_VIDEO_FORMAT_AYUV:
case GST_VIDEO_FORMAT_AYUV64:
priv->clear_color[0][0] = a;
priv->clear_color[0][1] = converted[0];
priv->clear_color[0][2] = converted[1];
priv->clear_color[0][3] = converted[2];
break;
case GST_VIDEO_FORMAT_ARGB:
case GST_VIDEO_FORMAT_xRGB:
priv->clear_color[0][0] = a;
priv->clear_color[0][1] = converted[0];
priv->clear_color[0][2] = converted[1];
priv->clear_color[0][3] = converted[2];
break;
case GST_VIDEO_FORMAT_ABGR:
case GST_VIDEO_FORMAT_xBGR:
priv->clear_color[0][0] = a;
priv->clear_color[0][1] = converted[2];
priv->clear_color[0][2] = converted[1];
priv->clear_color[0][3] = converted[0];
break;
case GST_VIDEO_FORMAT_RBGA:
priv->clear_color[0][0] = converted[0];
priv->clear_color[0][1] = converted[2];
priv->clear_color[0][2] = converted[1];
priv->clear_color[0][3] = a;
break;
case GST_VIDEO_FORMAT_NV12:
case GST_VIDEO_FORMAT_NV21:
case GST_VIDEO_FORMAT_P010_10LE:
case GST_VIDEO_FORMAT_P012_LE:
case GST_VIDEO_FORMAT_P016_LE:
priv->clear_color[0][0] = converted[0];
priv->clear_color[0][1] = 0;
priv->clear_color[0][2] = 0;
priv->clear_color[0][3] = 1.0;
if (format == GST_VIDEO_FORMAT_NV21) {
priv->clear_color[1][0] = converted[2];
priv->clear_color[1][1] = converted[1];
} else {
priv->clear_color[1][0] = converted[1];
priv->clear_color[1][1] = converted[2];
}
priv->clear_color[1][2] = 0;
priv->clear_color[1][3] = 1.0;
break;
case GST_VIDEO_FORMAT_I420:
case GST_VIDEO_FORMAT_YV12:
case GST_VIDEO_FORMAT_I420_10LE:
case GST_VIDEO_FORMAT_I420_12LE:
case GST_VIDEO_FORMAT_Y42B:
case GST_VIDEO_FORMAT_I422_10LE:
case GST_VIDEO_FORMAT_I422_12LE:
case GST_VIDEO_FORMAT_Y444:
case GST_VIDEO_FORMAT_Y444_10LE:
case GST_VIDEO_FORMAT_Y444_12LE:
case GST_VIDEO_FORMAT_Y444_16LE:
priv->clear_color[0][0] = converted[0];
priv->clear_color[0][1] = 0;
priv->clear_color[0][2] = 0;
priv->clear_color[0][3] = 1.0;
if (format == GST_VIDEO_FORMAT_YV12) {
priv->clear_color[1][0] = converted[2];
priv->clear_color[2][0] = converted[1];
} else {
priv->clear_color[1][0] = converted[1];
priv->clear_color[2][0] = converted[2];
}
priv->clear_color[1][1] = 0;
priv->clear_color[1][2] = 0;
priv->clear_color[1][3] = 1.0;
priv->clear_color[2][1] = 0;
priv->clear_color[2][2] = 0;
priv->clear_color[2][3] = 1.0;
break;
case GST_VIDEO_FORMAT_RGBP:
priv->clear_color[0][0] = converted[0];
priv->clear_color[1][0] = converted[1];
priv->clear_color[2][0] = converted[2];
break;
case GST_VIDEO_FORMAT_BGRP:
priv->clear_color[0][0] = converted[2];
priv->clear_color[1][0] = converted[1];
priv->clear_color[2][0] = converted[0];
break;
case GST_VIDEO_FORMAT_GBR:
case GST_VIDEO_FORMAT_GBR_10LE:
case GST_VIDEO_FORMAT_GBR_12LE:
case GST_VIDEO_FORMAT_GBR_16LE:
priv->clear_color[0][0] = converted[1];
priv->clear_color[1][0] = converted[2];
priv->clear_color[2][0] = converted[0];
break;
case GST_VIDEO_FORMAT_GBRA:
case GST_VIDEO_FORMAT_GBRA_10LE:
case GST_VIDEO_FORMAT_GBRA_12LE:
priv->clear_color[0][0] = converted[1];
priv->clear_color[1][0] = converted[2];
priv->clear_color[2][0] = converted[0];
priv->clear_color[3][0] = a;
break;
default:
g_assert_not_reached ();
break;
}
}
}
static gboolean
gst_d3d11_converter_setup_processor (GstD3D11Converter * self)
{
GstD3D11ConverterPrivate *priv = self->priv;
GstD3D11Device *device = self->device;
ID3D11VideoDevice *video_device;
ID3D11VideoContext *video_context;
HRESULT hr;
D3D11_VIDEO_PROCESSOR_CONTENT_DESC desc;
ComPtr < ID3D11VideoContext1 > video_context1;
ComPtr < ID3D11VideoContext2 > video_context2;
ComPtr < ID3D11VideoProcessorEnumerator > enumerator;
ComPtr < ID3D11VideoProcessorEnumerator1 > enumerator1;
ComPtr < ID3D11VideoProcessor > processor;
UINT support_flags;
BOOL conversion_supported = TRUE;
DXGI_COLOR_SPACE_TYPE in_space, out_space;
DXGI_FORMAT in_dxgi_format = priv->in_d3d11_format.dxgi_format;
DXGI_FORMAT out_dxgi_format = priv->out_d3d11_format.dxgi_format;
UINT in_format_flags = priv->in_d3d11_format.format_support[0];
UINT out_format_flags = priv->out_d3d11_format.format_support[0];
if (GST_VIDEO_INFO_IS_GRAY (&priv->in_info) ||
GST_VIDEO_INFO_IS_GRAY (&priv->out_info)) {
return FALSE;
}
/* Not a native DXGI format */
if (in_dxgi_format == DXGI_FORMAT_UNKNOWN ||
out_dxgi_format == DXGI_FORMAT_UNKNOWN) {
return FALSE;
}
if (is_custom_format (GST_VIDEO_INFO_FORMAT (&priv->in_info)) ||
is_custom_format (GST_VIDEO_INFO_FORMAT (&priv->out_info))) {
return FALSE;
}
/* cannot bind to processor in/out view */
if ((in_format_flags & D3D11_FORMAT_SUPPORT_VIDEO_PROCESSOR_INPUT) == 0 ||
(out_format_flags & D3D11_FORMAT_SUPPORT_VIDEO_PROCESSOR_OUTPUT) == 0) {
return FALSE;
}
if (!gst_video_info_to_dxgi_color_space (&priv->in_info, &in_space)) {
GST_WARNING_OBJECT (self, "Unknown input DXGI colorspace");
return FALSE;
}
if (!gst_video_info_to_dxgi_color_space (&priv->out_info, &out_space)) {
GST_WARNING_OBJECT (self, "Unknown output DXGI colorspace");
return FALSE;
}
video_device = gst_d3d11_device_get_video_device_handle (self->device);
if (!video_device) {
GST_DEBUG_OBJECT (self, "video device interface is not available");
return FALSE;
}
video_context = gst_d3d11_device_get_video_context_handle (self->device);
if (!video_context) {
GST_DEBUG_OBJECT (self, "video context interface is not available");
return FALSE;
}
hr = video_context->QueryInterface (IID_PPV_ARGS (&video_context1));
if (!gst_d3d11_result (hr, device)) {
GST_DEBUG_OBJECT (self, "ID3D11VideoContext1 interface is not available");
return FALSE;
}
memset (&desc, 0, sizeof (D3D11_VIDEO_PROCESSOR_CONTENT_DESC));
desc.InputFrameFormat = D3D11_VIDEO_FRAME_FORMAT_PROGRESSIVE;
desc.InputWidth = priv->in_info.width;
desc.InputHeight = priv->in_info.height;
desc.OutputWidth = priv->out_info.width;
desc.OutputHeight = priv->out_info.height;
/* TODO: make option for this */
desc.Usage = D3D11_VIDEO_USAGE_PLAYBACK_NORMAL;
hr = video_device->CreateVideoProcessorEnumerator (&desc, &enumerator);
if (!gst_d3d11_result (hr, device)) {
GST_WARNING_OBJECT (self, "Failed to create enumerator");
return FALSE;
}
hr = enumerator.As (&enumerator1);
if (!gst_d3d11_result (hr, device)) {
GST_WARNING_OBJECT (self,
"ID3D11VideoProcessorEnumerator1 interface is not available");
return FALSE;
}
support_flags = 0;
hr = enumerator1->CheckVideoProcessorFormat (in_dxgi_format, &support_flags);
if (!gst_d3d11_result (hr, device) || (support_flags & 0x1) == 0) {
GST_DEBUG_OBJECT (self, "Input format is not supported");
return FALSE;
}
support_flags = 0;
hr = enumerator1->CheckVideoProcessorFormat (out_dxgi_format, &support_flags);
if (!gst_d3d11_result (hr, device) || (support_flags & 0x2) == 0) {
GST_DEBUG_OBJECT (self, "Output format is not supported");
return FALSE;
}
hr = enumerator1->CheckVideoProcessorFormatConversion (in_dxgi_format,
in_space, out_dxgi_format, out_space, &conversion_supported);
if (!gst_d3d11_result (hr, device) || !conversion_supported) {
GST_DEBUG_OBJECT (self, "Conversion is not supported");
return FALSE;
}
hr = enumerator1->GetVideoProcessorCaps (&priv->processor_caps);
if (!gst_d3d11_result (hr, device)) {
GST_WARNING_OBJECT (self, "Failed to query processor caps");
return FALSE;
}
hr = video_device->CreateVideoProcessor (enumerator1.Get (), 0, &processor);
if (!gst_d3d11_result (hr, device)) {
GST_WARNING_OBJECT (self, "Failed to create processor");
return FALSE;
}
GstD3D11DeviceLockGuard lk (device);
/* We don't want auto processing by driver */
video_context1->VideoProcessorSetStreamAutoProcessingMode
(processor.Get (), 0, FALSE);
video_context1->VideoProcessorSetStreamColorSpace1 (processor.Get (),
0, in_space);
video_context1->VideoProcessorSetOutputColorSpace1 (processor.Get (),
out_space);
priv->video_device = video_device;
priv->processor = processor;
hr = video_context1.As (&video_context2);
if (SUCCEEDED (hr))
priv->video_context2 = video_context2;
priv->video_context = video_context1;
priv->enumerator = enumerator1;
priv->src_rect.left = 0;
priv->src_rect.top = 0;
priv->src_rect.right = priv->in_info.width;
priv->src_rect.bottom = priv->in_info.height;
priv->dest_rect.left = 0;
priv->dest_rect.top = 0;
priv->dest_rect.right = priv->out_info.width;
priv->dest_rect.bottom = priv->out_info.height;
priv->dest_full_rect = priv->dest_rect;
return TRUE;
}
static GstVideoFormat
get_shader_format (GstVideoFormat format, gboolean is_input)
{
switch (format) {
case GST_VIDEO_FORMAT_YUY2:
case GST_VIDEO_FORMAT_UYVY:
case GST_VIDEO_FORMAT_VYUY:
case GST_VIDEO_FORMAT_YVYU:
case GST_VIDEO_FORMAT_v308:
case GST_VIDEO_FORMAT_IYU2:
return GST_VIDEO_FORMAT_AYUV;
case GST_VIDEO_FORMAT_Y210:
case GST_VIDEO_FORMAT_Y212_LE:
case GST_VIDEO_FORMAT_v210:
case GST_VIDEO_FORMAT_v216:
return GST_VIDEO_FORMAT_AYUV64;
case GST_VIDEO_FORMAT_Y410:
case GST_VIDEO_FORMAT_Y412_LE:
if (!is_input)
return GST_VIDEO_FORMAT_AYUV64;
break;
case GST_VIDEO_FORMAT_RGB:
case GST_VIDEO_FORMAT_BGR:
case GST_VIDEO_FORMAT_RGB16:
case GST_VIDEO_FORMAT_BGR16:
case GST_VIDEO_FORMAT_RGB15:
case GST_VIDEO_FORMAT_BGR15:
return GST_VIDEO_FORMAT_RGBA;
case GST_VIDEO_FORMAT_r210:
return GST_VIDEO_FORMAT_RGB10A2_LE;
case GST_VIDEO_FORMAT_BGRA64_LE:
if (!is_input)
return GST_VIDEO_FORMAT_RGBA64_LE;
break;
case GST_VIDEO_FORMAT_BGR10A2_LE:
if (!is_input)
return GST_VIDEO_FORMAT_RGB10A2_LE;
break;
default:
break;
}
return format;
}
/**
* gst_d3d11_converter_new:
* @device: a #GstD3D11Device
* @in_info: a #GstVideoInfo
* @out_info: a #GstVideoInfo
* @method: (inout) (optional) (nullable): a #GstD3D11ConverterMethod
* Create a new converter object to convert between @in_info and @out_info
* with @method. When @method is not specified, converter will configure
* conversion path for all available method. Otherwise, converter will configure
* conversion path only for specified method(s) and set @method will be updated
* with supported method.
*
* Returns: (transfer full) (nullable): a #GstD3D11Converter or %NULL if conversion is not possible
*
* Since: 1.22
*/
GstD3D11Converter *
gst_d3d11_converter_new (GstD3D11Device * device, const GstVideoInfo * in_info,
const GstVideoInfo * out_info, GstStructure * config)
{
GstD3D11Converter *self;
GstD3D11ConverterPrivate *priv;
GstD3D11Format in_d3d11_format;
GstD3D11Format out_d3d11_format;
guint wanted_backend = 0;
gboolean allow_gamma = FALSE;
gboolean allow_primaries = FALSE;
D3D11_FILTER sampler_filter = D3D11_FILTER_MIN_MAG_LINEAR_MIP_POINT;
gchar *backend_str;
GstVideoInfo matrix_in_info;
GstVideoInfo matrix_out_info;
GstVideoFormat org_format;
GstVideoFormat shader_format;
g_return_val_if_fail (GST_IS_D3D11_DEVICE (device), nullptr);
g_return_val_if_fail (in_info != nullptr, nullptr);
g_return_val_if_fail (out_info != nullptr, nullptr);
self = (GstD3D11Converter *) g_object_new (GST_TYPE_D3D11_CONVERTER, nullptr);
gst_object_ref_sink (self);
priv = self->priv;
if (config) {
gint value;
gst_structure_get_flags (config, GST_D3D11_CONVERTER_OPT_BACKEND,
GST_TYPE_D3D11_CONVERTER_BACKEND, &wanted_backend);
if (gst_structure_get_enum (config, GST_D3D11_CONVERTER_OPT_GAMMA_MODE,
GST_TYPE_VIDEO_GAMMA_MODE, &value) &&
(GstVideoGammaMode) value != GST_VIDEO_GAMMA_MODE_NONE) {
allow_gamma = TRUE;
}
if (gst_structure_get_enum (config, GST_D3D11_CONVERTER_OPT_PRIMARIES_MODE,
GST_TYPE_VIDEO_PRIMARIES_MODE, &value) &&
(GstVideoPrimariesMode) value != GST_VIDEO_PRIMARIES_MODE_NONE) {
allow_primaries = TRUE;
}
gst_structure_get_enum (config, GST_D3D11_CONVERTER_OPT_SAMPLER_FILTER,
GST_TYPE_D3D11_CONVERTER_SAMPLER_FILTER, (int *) &sampler_filter);
gst_structure_get_enum (config, GST_D3D11_CONVERTER_OPT_SRC_ALPHA_MODE,
GST_TYPE_D3D11_CONVERTER_ALPHA_MODE, (int *) &priv->src_alpha_mode);
gst_structure_get_enum (config, GST_D3D11_CONVERTER_OPT_DEST_ALPHA_MODE,
GST_TYPE_D3D11_CONVERTER_ALPHA_MODE, (int *) &priv->dst_alpha_mode);
gst_structure_free (config);
}
if (!wanted_backend) {
wanted_backend =
GST_D3D11_CONVERTER_BACKEND_SHADER |
GST_D3D11_CONVERTER_BACKEND_VIDEO_PROCESSOR;
}
backend_str = g_flags_to_string (GST_TYPE_D3D11_CONVERTER_BACKEND,
wanted_backend);
GST_DEBUG_OBJECT (self,
"Setup converter with format %s -> %s, wanted backend: %s, "
"allow gamma conversion: %d, allow primaries conversion: %d ",
gst_video_format_to_string (GST_VIDEO_INFO_FORMAT (in_info)),
gst_video_format_to_string (GST_VIDEO_INFO_FORMAT (out_info)),
backend_str, allow_gamma, allow_primaries);
g_free (backend_str);
if (!gst_d3d11_device_get_format (device, GST_VIDEO_INFO_FORMAT (in_info),
&in_d3d11_format)) {
GST_ERROR_OBJECT (self, "%s couldn't be converted to d3d11 format",
gst_video_format_to_string (GST_VIDEO_INFO_FORMAT (in_info)));
gst_object_unref (self);
return nullptr;
}
if (!gst_d3d11_device_get_format (device, GST_VIDEO_INFO_FORMAT (out_info),
&out_d3d11_format)) {
GST_ERROR_OBJECT (self, "%s couldn't be converted to d3d11 format",
gst_video_format_to_string (GST_VIDEO_INFO_FORMAT (in_info)));
gst_object_unref (self);
return nullptr;
}
self->device = (GstD3D11Device *) gst_object_ref (device);
priv->alpha_data.alpha = 1.0;
priv->in_info = *in_info;
priv->preproc_info = *in_info;
priv->piv_info = *in_info;
priv->out_info = *out_info;
priv->postproc_info = *out_info;
priv->in_d3d11_format = in_d3d11_format;
priv->out_d3d11_format = out_d3d11_format;
/* Init properties */
priv->src_width = GST_VIDEO_INFO_WIDTH (in_info);
priv->src_height = GST_VIDEO_INFO_HEIGHT (in_info);
priv->dest_width = GST_VIDEO_INFO_WIDTH (out_info);
priv->dest_height = GST_VIDEO_INFO_HEIGHT (out_info);
priv->alpha = 1.0;
for (guint i = 0; i < G_N_ELEMENTS (priv->blend_factor); i++)
priv->blend_factor[i] = 1.0;
priv->blend_sample_mask = 0xffffffff;
priv->border_color = 0xffff000000000000;
/* Preprocess packed and subsampled texture */
org_format = GST_VIDEO_INFO_FORMAT (in_info);
shader_format = get_shader_format (org_format, TRUE);
if (org_format != shader_format) {
GstVideoInfo tmp_info;
gst_video_info_set_interlaced_format (&tmp_info, shader_format,
GST_VIDEO_INFO_INTERLACE_MODE (in_info),
GST_VIDEO_INFO_WIDTH (in_info), GST_VIDEO_INFO_HEIGHT (in_info));
tmp_info.chroma_site = in_info->chroma_site;
tmp_info.colorimetry = in_info->colorimetry;
tmp_info.fps_n = in_info->fps_n;
tmp_info.fps_d = in_info->fps_d;
tmp_info.par_n = in_info->par_n;
tmp_info.par_d = in_info->par_d;
priv->preproc_info = tmp_info;
priv->need_preproc = TRUE;
}
org_format = GST_VIDEO_INFO_FORMAT (out_info);
shader_format = get_shader_format (org_format, FALSE);
if (org_format != shader_format) {
GstVideoInfo tmp_info;
gst_video_info_set_interlaced_format (&tmp_info, shader_format,
GST_VIDEO_INFO_INTERLACE_MODE (out_info),
GST_VIDEO_INFO_WIDTH (out_info), GST_VIDEO_INFO_HEIGHT (out_info));
tmp_info.chroma_site = out_info->chroma_site;
tmp_info.colorimetry = out_info->colorimetry;
tmp_info.fps_n = out_info->fps_n;
tmp_info.fps_d = out_info->fps_d;
tmp_info.par_n = out_info->par_n;
tmp_info.par_d = out_info->par_d;
priv->postproc_info = tmp_info;
priv->need_postproc = TRUE;
}
if (GST_VIDEO_INFO_IS_RGB (&priv->postproc_info)) {
GstVideoInfo rgb_info = priv->postproc_info;
rgb_info.colorimetry.range = GST_VIDEO_COLOR_RANGE_0_255;
gst_d3d11_color_range_adjust_matrix_unorm (&rgb_info, &priv->postproc_info,
&priv->clear_color_matrix);
} else {
GstVideoInfo rgb_info;
GstVideoInfo yuv_info;
gst_video_info_set_format (&rgb_info, GST_VIDEO_FORMAT_RGBA64_LE,
priv->postproc_info.width, priv->postproc_info.height);
convert_info_gray_to_yuv (&priv->postproc_info, &yuv_info);
if (yuv_info.colorimetry.matrix == GST_VIDEO_COLOR_MATRIX_UNKNOWN ||
yuv_info.colorimetry.matrix == GST_VIDEO_COLOR_MATRIX_RGB) {
GST_WARNING_OBJECT (self, "Invalid matrix is detected");
yuv_info.colorimetry.matrix = GST_VIDEO_COLOR_MATRIX_BT709;
}
gst_d3d11_rgb_to_yuv_matrix_unorm (&rgb_info,
&yuv_info, &priv->clear_color_matrix);
}
gst_d3d11_converter_calculate_border_color (self);
if ((wanted_backend & GST_D3D11_CONVERTER_BACKEND_VIDEO_PROCESSOR) != 0) {
if (gst_d3d11_converter_setup_processor (self)) {
GST_DEBUG_OBJECT (self, "Video processor is available");
priv->supported_backend |= GST_D3D11_CONVERTER_BACKEND_VIDEO_PROCESSOR;
}
}
if ((wanted_backend & GST_D3D11_CONVERTER_BACKEND_SHADER) == 0)
goto out;
priv->convert_type = CONVERT_TYPE::IDENTITY;
if (GST_VIDEO_INFO_IS_RGB (in_info) != GST_VIDEO_INFO_IS_RGB (out_info)) {
priv->convert_type = CONVERT_TYPE::SIMPLE;
} else if (in_info->colorimetry.range != GST_VIDEO_COLOR_RANGE_UNKNOWN &&
out_info->colorimetry.range != GST_VIDEO_COLOR_RANGE_UNKNOWN &&
in_info->colorimetry.range != out_info->colorimetry.range) {
priv->convert_type = CONVERT_TYPE::RANGE;
}
if (allow_gamma &&
in_info->colorimetry.transfer != GST_VIDEO_TRANSFER_UNKNOWN &&
out_info->colorimetry.transfer != GST_VIDEO_TRANSFER_UNKNOWN &&
!gst_video_transfer_function_is_equivalent (in_info->colorimetry.transfer,
GST_VIDEO_INFO_COMP_DEPTH (in_info, 0),
out_info->colorimetry.transfer, GST_VIDEO_INFO_COMP_DEPTH (out_info,
0))) {
GST_DEBUG_OBJECT (self, "Different transfer function %d -> %d",
in_info->colorimetry.transfer, out_info->colorimetry.transfer);
priv->convert_type = CONVERT_TYPE::GAMMA;
}
if (allow_primaries &&
in_info->colorimetry.primaries != GST_VIDEO_COLOR_PRIMARIES_UNKNOWN &&
out_info->colorimetry.primaries != GST_VIDEO_COLOR_PRIMARIES_UNKNOWN &&
!gst_video_color_primaries_is_equivalent (in_info->colorimetry.primaries,
out_info->colorimetry.primaries)) {
GST_DEBUG_OBJECT (self, "Different primaries %d -> %d",
in_info->colorimetry.primaries, out_info->colorimetry.primaries);
priv->convert_type = CONVERT_TYPE::PRIMARY;
}
if ((priv->convert_type == CONVERT_TYPE::GAMMA ||
priv->convert_type == CONVERT_TYPE::PRIMARY)) {
if (!gst_d3d11_converter_setup_lut (self, &priv->preproc_info,
&priv->postproc_info))
goto out;
}
if (GST_VIDEO_INFO_IS_RGB (&priv->preproc_info)) {
matrix_in_info = priv->preproc_info;
} else {
convert_info_gray_to_yuv (&priv->preproc_info, &matrix_in_info);
if (matrix_in_info.colorimetry.matrix == GST_VIDEO_COLOR_MATRIX_UNKNOWN ||
matrix_in_info.colorimetry.matrix == GST_VIDEO_COLOR_MATRIX_RGB) {
matrix_in_info.colorimetry.matrix = GST_VIDEO_COLOR_MATRIX_BT709;
}
}
if (GST_VIDEO_INFO_IS_RGB (&priv->postproc_info)) {
matrix_out_info = priv->postproc_info;
} else {
convert_info_gray_to_yuv (&priv->postproc_info, &matrix_out_info);
if (matrix_out_info.colorimetry.matrix == GST_VIDEO_COLOR_MATRIX_UNKNOWN ||
matrix_out_info.colorimetry.matrix == GST_VIDEO_COLOR_MATRIX_RGB) {
matrix_out_info.colorimetry.matrix = GST_VIDEO_COLOR_MATRIX_BT709;
}
}
if (!gst_d3d11_converter_calculate_matrix (self,
&matrix_in_info, &matrix_out_info)) {
goto out;
}
if (!gst_d3d11_color_convert_setup_shader (self, &priv->preproc_info,
&priv->postproc_info, sampler_filter)) {
goto out;
}
priv->preproc = gst_d3d11_converter_helper_new (self->device,
GST_VIDEO_INFO_FORMAT (in_info),
GST_VIDEO_INFO_FORMAT (&priv->preproc_info), in_info->width,
in_info->height);
priv->postproc = gst_d3d11_converter_helper_new (self->device,
GST_VIDEO_INFO_FORMAT (&priv->postproc_info),
GST_VIDEO_INFO_FORMAT (out_info), out_info->width, out_info->height);
priv->supported_backend |= GST_D3D11_CONVERTER_BACKEND_SHADER;
out:
if (priv->supported_backend == 0) {
GST_ERROR_OBJECT (self, "Conversion %s to %s not supported",
gst_video_format_to_string (GST_VIDEO_INFO_FORMAT (in_info)),
gst_video_format_to_string (GST_VIDEO_INFO_FORMAT (out_info)));
gst_object_unref (self);
return nullptr;
}
return self;
}
static gboolean
gst_d3d11_converter_convert_internal (GstD3D11Converter * self,
ID3D11ShaderResourceView * srv[GST_VIDEO_MAX_PLANES],
ID3D11RenderTargetView * rtv[GST_VIDEO_MAX_PLANES], gboolean multisampled)
{
GstD3D11ConverterPrivate *priv;
ComPtr < ID3D11Resource > resource;
ComPtr < ID3D11Texture2D > texture;
D3D11_TEXTURE2D_DESC desc;
ID3D11DeviceContext *context;
UINT offsets = 0;
UINT vertex_stride = sizeof (VertexData);
ID3D11ShaderResourceView *clear_view[GST_VIDEO_MAX_PLANES] = { nullptr, };
priv = self->priv;
context = gst_d3d11_device_get_device_context_handle (self->device);
/* check texture resolution and update crop area */
srv[0]->GetResource (&resource);
resource.As (&texture);
texture->GetDesc (&desc);
if (desc.Width != (guint) priv->input_texture_width ||
desc.Height != (guint) priv->input_texture_height) {
GST_DEBUG_OBJECT (self, "Update vertext buffer, texture resolution: %dx%d",
desc.Width, desc.Height);
priv->input_texture_width = desc.Width;
priv->input_texture_height = desc.Height;
priv->update_src_rect = TRUE;
if (!gst_d3d11_converter_update_src_rect (self)) {
GST_ERROR_OBJECT (self, "Cannot update src rect");
return FALSE;
}
}
if (priv->update_alpha) {
D3D11_MAPPED_SUBRESOURCE map;
PSAlphaFactor *alpha_buffer;
HRESULT hr;
hr = context->Map (priv->alpha_buffer.Get (),
0, D3D11_MAP_WRITE_DISCARD, 0, &map);
if (!gst_d3d11_result (hr, self->device)) {
GST_ERROR_OBJECT (self,
"Couldn't map constant buffer, hr: 0x%x", (guint) hr);
return FALSE;
}
alpha_buffer = (PSAlphaFactor *) map.pData;
memcpy (alpha_buffer, &priv->alpha_data, sizeof (PSConstBuffer));
context->Unmap (priv->alpha_buffer.Get (), 0);
}
priv->update_alpha = FALSE;
if (priv->clear_background) {
for (guint i = 0; i < priv->num_output_view; i++)
context->ClearRenderTargetView (rtv[i], priv->clear_color[i]);
}
context->IASetPrimitiveTopology (D3D11_PRIMITIVE_TOPOLOGY_TRIANGLELIST);
ID3D11Buffer *vertex[] = { priv->vertex_buffer.Get () };
context->IASetVertexBuffers (0, 1, vertex, &vertex_stride, &offsets);
context->IASetIndexBuffer (priv->index_buffer.Get (),
DXGI_FORMAT_R16_UINT, 0);
ID3D11SamplerState *samplers[] = { priv->sampler.Get (),
priv->linear_sampler.Get ()
};
context->PSSetSamplers (0, 2, samplers);
ID3D11Buffer *vs_const_buffer[] = { priv->vs_const_buffer.Get () };
context->IASetInputLayout (priv->layout.Get ());
context->VSSetShader (priv->vs.Get (), nullptr, 0);
context->VSSetConstantBuffers (0, 1, vs_const_buffer);
ID3D11Buffer *alpha_buffer[] = { priv->alpha_buffer.Get () };
context->PSSetConstantBuffers (1, 1, alpha_buffer);
if (priv->const_buffer) {
ID3D11Buffer *const_buffer[] = { priv->const_buffer.Get () };
context->PSSetConstantBuffers (2, 1, const_buffer);
}
context->PSSetShaderResources (0, priv->num_input_view, srv);
if (priv->gamma_enc_srv) {
ID3D11ShaderResourceView *gamma_srv[] = { priv->gamma_dec_srv.Get (),
priv->gamma_enc_srv.Get ()
};
context->PSSetShaderResources (4, 2, gamma_srv);
}
auto ps = priv->ps[0];
context->PSSetShader (ps->shader.Get (), nullptr, 0);
context->RSSetViewports (ps->num_rtv, priv->viewport);
if (multisampled)
context->RSSetState (priv->msaa_rasterizer.Get ());
else
context->RSSetState (priv->rasterizer.Get ());
context->OMSetRenderTargets (ps->num_rtv, rtv, nullptr);
if (priv->blend) {
context->OMSetBlendState (priv->blend.Get (),
priv->blend_factor, priv->blend_sample_mask);
} else {
context->OMSetBlendState (nullptr, nullptr, 0xffffffff);
}
context->DrawIndexed (6, 0, 0);
if (priv->ps.size () == 2) {
guint view_offset = ps->num_rtv;
ps = priv->ps[1];
context->PSSetShader (ps->shader.Get (), nullptr, 0);
context->RSSetViewports (ps->num_rtv, &priv->viewport[view_offset]);
context->OMSetRenderTargets (ps->num_rtv, &rtv[view_offset], nullptr);
context->DrawIndexed (6, 0, 0);
}
context->PSSetShaderResources (0, 4, clear_view);
context->OMSetRenderTargets (0, nullptr, nullptr);
return TRUE;
}
static gboolean
gst_d3d11_converter_check_bind_flags_for_piv (guint bind_flags)
{
static const guint flags = (D3D11_BIND_DECODER |
D3D11_BIND_VIDEO_ENCODER | D3D11_BIND_RENDER_TARGET |
D3D11_BIND_UNORDERED_ACCESS);
if (bind_flags == 0)
return TRUE;
if ((bind_flags & flags) != 0)
return TRUE;
return FALSE;
}
static gboolean
gst_d3d11_converter_is_d3d11_buffer (GstD3D11Converter * self,
GstBuffer * buffer)
{
if (gst_buffer_n_memory (buffer) == 0) {
GST_WARNING_OBJECT (self, "Empty buffer");
return FALSE;
}
for (guint i = 0; i < gst_buffer_n_memory (buffer); i++) {
GstMemory *mem = gst_buffer_peek_memory (buffer, i);
GstD3D11Memory *dmem;
if (!gst_is_d3d11_memory (mem)) {
GST_LOG_OBJECT (self, "Memory at %d is not d3d11 memory", i);
return FALSE;
}
dmem = GST_D3D11_MEMORY_CAST (mem);
if (dmem->device != self->device) {
GST_LOG_OBJECT (self, "Memory at %d belongs to different device", i);
return FALSE;
}
}
return TRUE;
}
static gboolean
gst_d3d11_converter_map_buffer (GstD3D11Converter * self, GstBuffer * buffer,
GstMapInfo info[GST_VIDEO_MAX_PLANES], GstMapFlags flags)
{
GstMapFlags map_flags;
guint num_mapped = 0;
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_WARNING_OBJECT (self, "Failed to map memory at %d", num_mapped);
goto error;
}
}
return TRUE;
error:
for (guint i = 0; i < num_mapped; i++) {
GstMemory *mem = gst_buffer_peek_memory (buffer, i);
gst_memory_unmap (mem, &info[i]);
}
return FALSE;
}
static void
gst_d3d11_converter_unmap_buffer (GstD3D11Converter * self, GstBuffer * buffer,
GstMapInfo info[GST_VIDEO_MAX_PLANES])
{
for (guint i = 0; i < gst_buffer_n_memory (buffer); i++) {
GstMemory *mem = gst_buffer_peek_memory (buffer, i);
gst_memory_unmap (mem, &info[i]);
}
}
static guint
gst_d3d11_converter_get_srv (GstD3D11Converter * self, GstBuffer * buffer,
ID3D11ShaderResourceView * srv[GST_VIDEO_MAX_PLANES])
{
guint num_views = 0;
for (guint i = 0; i < gst_buffer_n_memory (buffer); i++) {
GstD3D11Memory *mem = (GstD3D11Memory *) gst_buffer_peek_memory (buffer, i);
guint num_view_in_mem;
num_view_in_mem = gst_d3d11_memory_get_shader_resource_view_size (mem);
if (!num_view_in_mem)
return 0;
for (guint j = 0; j < num_view_in_mem; j++) {
if (num_views >= GST_VIDEO_MAX_PLANES) {
GST_ERROR_OBJECT (self, "Too many SRV");
return 0;
}
srv[num_views] = gst_d3d11_memory_get_shader_resource_view (mem, j);
num_views++;
}
}
return num_views;
}
static guint
gst_d3d11_converter_get_rtv (GstD3D11Converter * self, GstBuffer * buffer,
ID3D11RenderTargetView * rtv[GST_VIDEO_MAX_PLANES])
{
guint num_views = 0;
for (guint i = 0; i < gst_buffer_n_memory (buffer); i++) {
GstD3D11Memory *mem = (GstD3D11Memory *) gst_buffer_peek_memory (buffer, i);
guint num_view_in_mem;
num_view_in_mem = gst_d3d11_memory_get_render_target_view_size (mem);
if (!num_view_in_mem)
return 0;
for (guint j = 0; j < num_view_in_mem; j++) {
if (num_views >= GST_VIDEO_MAX_PLANES) {
GST_ERROR_OBJECT (self, "Too many SRV");
return 0;
}
rtv[num_views] = gst_d3d11_memory_get_render_target_view (mem, j);
num_views++;
}
}
return num_views;
}
static void
gst_d3d11_converter_fill_hdr10_meta (const GstVideoMasteringDisplayInfo * mdcv,
const GstVideoContentLightLevel * cll, DXGI_HDR_METADATA_HDR10 * meta)
{
meta->RedPrimary[0] = mdcv->display_primaries[0].x;
meta->RedPrimary[1] = mdcv->display_primaries[0].y;
meta->GreenPrimary[0] = mdcv->display_primaries[1].x;
meta->GreenPrimary[1] = mdcv->display_primaries[1].y;
meta->BluePrimary[0] = mdcv->display_primaries[2].x;
meta->BluePrimary[1] = mdcv->display_primaries[2].y;
meta->WhitePoint[0] = mdcv->white_point.x;
meta->WhitePoint[1] = mdcv->white_point.y;
meta->MaxMasteringLuminance = mdcv->max_display_mastering_luminance;
meta->MinMasteringLuminance = mdcv->min_display_mastering_luminance;
meta->MaxContentLightLevel = cll->max_content_light_level;
meta->MaxFrameAverageLightLevel = cll->max_frame_average_light_level;
}
/* called with prop lock */
static void
gst_d3d11_converter_update_hdr10_meta (GstD3D11Converter * self)
{
GstD3D11ConverterPrivate *priv = self->priv;
if (priv->in_hdr10_updated) {
if (!priv->in_mdcv_str || !priv->in_cll_str) {
priv->have_in_hdr10 = FALSE;
} else {
GstVideoMasteringDisplayInfo mdcv;
GstVideoContentLightLevel cll;
if (gst_video_mastering_display_info_from_string (&mdcv,
priv->in_mdcv_str) &&
gst_video_content_light_level_from_string (&cll, priv->in_cll_str)) {
gst_d3d11_converter_fill_hdr10_meta (&mdcv, &cll, &priv->in_hdr10_meta);
priv->have_in_hdr10 = TRUE;
} else {
priv->have_in_hdr10 = FALSE;
}
}
priv->in_hdr10_updated = FALSE;
}
if (priv->out_hdr10_updated) {
if (!priv->in_mdcv_str || !priv->in_cll_str) {
priv->have_out_hdr10 = FALSE;
} else {
GstVideoMasteringDisplayInfo mdcv;
GstVideoContentLightLevel cll;
if (gst_video_mastering_display_info_from_string (&mdcv,
priv->in_mdcv_str) &&
gst_video_content_light_level_from_string (&cll, priv->in_cll_str)) {
gst_d3d11_converter_fill_hdr10_meta (&mdcv, &cll, &priv->in_hdr10_meta);
priv->have_out_hdr10 = TRUE;
} else {
priv->have_out_hdr10 = FALSE;
}
}
priv->out_hdr10_updated = FALSE;
}
}
static gboolean
gst_d3d11_converter_need_blend (GstD3D11Converter * self)
{
GstD3D11ConverterPrivate *priv = self->priv;
if (priv->blend && priv->blend_desc.RenderTarget[0].BlendEnable) {
if (priv->alpha != 1.0) {
return TRUE;
} else if ((priv->blend_desc.RenderTarget[0].SrcBlend ==
D3D11_BLEND_BLEND_FACTOR
|| priv->blend_desc.RenderTarget[0].SrcBlend ==
D3D11_BLEND_INV_BLEND_FACTOR)
&& (priv->blend_factor[0] != 1.0 || priv->blend_factor[1] != 1.0
|| priv->blend_factor[2] != 1.0 || priv->blend_factor[3] != 1.0)) {
return TRUE;
}
}
return FALSE;
}
static gboolean
gst_d3d11_converter_processor_available (GstD3D11Converter * self)
{
GstD3D11ConverterPrivate *priv = self->priv;
if ((priv->supported_backend &
GST_D3D11_CONVERTER_BACKEND_VIDEO_PROCESSOR) == 0)
return FALSE;
/* TODO: processor may be able to blend textures */
if (gst_d3d11_converter_need_blend (self))
return FALSE;
/* flip/rotate or affine transform is not supported by processor */
if (priv->processor_direction_not_supported ||
priv->video_direction == GST_VIDEO_ORIENTATION_CUSTOM) {
return FALSE;
}
return TRUE;
}
static gboolean
gst_d3d11_converter_piv_available (GstD3D11Converter * self, GstBuffer * in_buf)
{
GstD3D11Memory *mem;
D3D11_TEXTURE2D_DESC desc;
mem = (GstD3D11Memory *) gst_buffer_peek_memory (in_buf, 0);
gst_d3d11_memory_get_texture_desc (mem, &desc);
return gst_d3d11_converter_check_bind_flags_for_piv (desc.BindFlags);
}
static GstBuffer *
gst_d3d11_converter_create_buffer (GstD3D11Converter * self,
const GstVideoInfo * info, guint bind_flags)
{
GstD3D11ConverterPrivate *priv = self->priv;
GstD3D11AllocationParams *params;
GstBufferPool *pool;
GstCaps *caps;
GstStructure *config;
GstBuffer *buf = nullptr;
params = gst_d3d11_allocation_params_new (self->device, info,
GST_D3D11_ALLOCATION_FLAG_DEFAULT, bind_flags, 0);
caps = gst_video_info_to_caps (&priv->piv_info);
pool = gst_d3d11_buffer_pool_new (self->device);
config = gst_buffer_pool_get_config (pool);
gst_buffer_pool_config_set_params (config, caps, info->size, 0, 0);
gst_buffer_pool_config_set_d3d11_allocation_params (config, params);
gst_caps_unref (caps);
gst_d3d11_allocation_params_free (params);
if (!gst_buffer_pool_set_config (pool, config)) {
GST_ERROR_OBJECT (self, "Failed to set pool config");
gst_object_unref (pool);
return nullptr;
}
if (!gst_buffer_pool_set_active (pool, TRUE)) {
GST_ERROR_OBJECT (self, "Failed to set active");
gst_object_unref (pool);
return nullptr;
}
gst_buffer_pool_acquire_buffer (pool, &buf, nullptr);
gst_buffer_pool_set_active (pool, FALSE);
gst_object_unref (pool);
return buf;
}
static gboolean
gst_d3d11_converter_upload_for_processor (GstD3D11Converter * self,
GstBuffer * in_buf)
{
GstD3D11ConverterPrivate *priv = self->priv;
GstVideoFrame frame, fallback_frame;
GstVideoInfo *piv_info = &priv->piv_info;
gboolean ret = TRUE;
if (!gst_video_frame_map (&frame, &priv->in_info, in_buf, GST_MAP_READ)) {
GST_ERROR_OBJECT (self, "Failed to map input buffer");
return FALSE;
}
/* Probably cropped buffer */
if (piv_info->width != GST_VIDEO_FRAME_WIDTH (&frame) ||
piv_info->height != GST_VIDEO_FRAME_HEIGHT (&frame)) {
gst_clear_buffer (&priv->piv_inbuf);
*piv_info = frame.info;
}
if (!priv->piv_inbuf)
priv->piv_inbuf = gst_d3d11_converter_create_buffer (self, piv_info, 0);
if (!priv->piv_inbuf)
goto error;
if (!gst_video_frame_map (&fallback_frame,
&priv->piv_info, priv->piv_inbuf, GST_MAP_WRITE)) {
GST_ERROR_OBJECT (self, "Couldn't map fallback buffer");
goto error;
}
ret = gst_video_frame_copy (&fallback_frame, &frame);
gst_video_frame_unmap (&fallback_frame);
gst_video_frame_unmap (&frame);
return ret;
error:
gst_video_frame_unmap (&frame);
return FALSE;
}
static gboolean
gst_d3d11_converter_do_processor_blt (GstD3D11Converter * self,
GstBuffer * in_buf, GstBuffer * out_buf)
{
GstD3D11ConverterPrivate *priv = self->priv;
ID3D11VideoProcessorInputView *piv = nullptr;
ID3D11VideoProcessorOutputView *pov = nullptr;
ID3D11VideoContext1 *video_ctx = priv->video_context.Get ();
ID3D11VideoProcessor *proc = priv->processor.Get ();
D3D11_VIDEO_PROCESSOR_STREAM stream = { 0, };
HRESULT hr;
GstMemory *in_mem, *out_mem;
GstD3D11Memory *in_dmem;
GstD3D11Memory *out_dmem;
GstMapInfo in_info, out_info;
gboolean ret = FALSE;
g_assert (gst_buffer_n_memory (in_buf) == 1);
g_assert (gst_buffer_n_memory (out_buf) == 1);
in_mem = gst_buffer_peek_memory (in_buf, 0);
out_mem = gst_buffer_peek_memory (out_buf, 0);
if (!gst_memory_map (in_mem, &in_info,
(GstMapFlags) (GST_MAP_READ | GST_MAP_D3D11))) {
GST_ERROR_OBJECT (self, "Couldn't map input buffer");
return FALSE;
}
if (!gst_memory_map (out_mem, &out_info,
(GstMapFlags) (GST_MAP_WRITE | GST_MAP_D3D11))) {
GST_ERROR_OBJECT (self, "Couldn't map output buffer");
gst_memory_unmap (in_mem, &in_info);
return FALSE;
}
in_dmem = GST_D3D11_MEMORY_CAST (in_mem);
out_dmem = GST_D3D11_MEMORY_CAST (out_mem);
piv = gst_d3d11_memory_get_processor_input_view (in_dmem,
priv->video_device.Get (), priv->enumerator.Get ());
if (!piv) {
GST_ERROR_OBJECT (self, "PIV is unavailable");
goto out;
}
pov = gst_d3d11_memory_get_processor_output_view (out_dmem,
priv->video_device.Get (), priv->enumerator.Get ());
if (!pov) {
GST_ERROR_OBJECT (self, "POV is unavailable");
goto out;
}
video_ctx->VideoProcessorSetStreamSourceRect (proc, 0, TRUE, &priv->src_rect);
video_ctx->VideoProcessorSetStreamDestRect (proc, 0, TRUE, &priv->dest_rect);
if (priv->clear_background) {
video_ctx->VideoProcessorSetOutputTargetRect (proc,
TRUE, &priv->dest_full_rect);
video_ctx->VideoProcessorSetOutputBackgroundColor (proc,
GST_VIDEO_INFO_IS_YUV (&priv->out_info), &priv->background_color);
} else {
video_ctx->VideoProcessorSetOutputTargetRect (proc, TRUE, &priv->dest_rect);
}
if (priv->video_context2 &&
(priv->processor_caps.FeatureCaps & FEATURE_CAPS_METADATA_HDR10) != 0) {
if (priv->have_in_hdr10) {
priv->video_context2->VideoProcessorSetStreamHDRMetaData (proc, 0,
DXGI_HDR_METADATA_TYPE_HDR10, sizeof (DXGI_HDR_METADATA_HDR10),
&priv->in_hdr10_meta);
} else {
priv->video_context2->VideoProcessorSetStreamHDRMetaData (proc, 0,
DXGI_HDR_METADATA_TYPE_NONE, 0, nullptr);
}
if (priv->have_out_hdr10) {
priv->video_context2->VideoProcessorSetOutputHDRMetaData (proc,
DXGI_HDR_METADATA_TYPE_HDR10, sizeof (DXGI_HDR_METADATA_HDR10),
&priv->in_hdr10_meta);
}
}
if ((priv->processor_caps.FeatureCaps & FEATURE_CAPS_ROTATION) != 0) {
video_ctx->VideoProcessorSetStreamRotation (proc, 0,
priv->enable_rotation, priv->rotation);
}
if ((priv->processor_caps.FeatureCaps & PROCESSOR_FEATURE_CAPS_MIRROR) != 0) {
video_ctx->VideoProcessorSetStreamMirror (proc, 0, priv->enable_mirror,
priv->flip_h, priv->flip_v);
}
stream.Enable = TRUE;
stream.pInputSurface = piv;
GST_TRACE_OBJECT (self, "Converting using processor");
hr = video_ctx->VideoProcessorBlt (proc, pov, 0, 1, &stream);
ret = gst_d3d11_result (hr, self->device);
priv->processor_in_use = ret;
out:
gst_memory_unmap (out_mem, &out_info);
gst_memory_unmap (in_mem, &in_info);
return ret;
}
static gboolean
gst_d3d11_converter_ensure_postproc_buf (GstD3D11Converter * self,
const D3D11_TEXTURE2D_DESC * desc)
{
GstD3D11ConverterPrivate *priv = self->priv;
if (desc->Width != (UINT) priv->postproc_info.width ||
desc->Height != (UINT) priv->postproc_info.height) {
gst_video_info_set_format (&priv->postproc_info,
GST_VIDEO_INFO_FORMAT (&priv->postproc_info),
desc->Width, desc->Height);
gst_clear_buffer (&priv->postproc_buf);
}
if (!priv->postproc_buf) {
priv->postproc_buf = gst_d3d11_converter_create_buffer (self,
&priv->postproc_info,
D3D11_BIND_RENDER_TARGET | D3D11_BIND_SHADER_RESOURCE);
if (!priv->postproc_buf)
return FALSE;
}
return TRUE;
}
static gboolean
gst_d3d11_converter_convert_buffer_internal (GstD3D11Converter * self,
GstBuffer * in_buf, GstBuffer * out_buf)
{
GstD3D11ConverterPrivate *priv = self->priv;
ID3D11ShaderResourceView *srv[GST_VIDEO_MAX_PLANES] = { nullptr, };
ID3D11RenderTargetView *rtv[GST_VIDEO_MAX_PLANES] = { nullptr, };
GstD3D11Memory *in_dmem;
GstD3D11Memory *out_dmem;
GstMapInfo in_info[GST_VIDEO_MAX_PLANES];
GstMapInfo out_info[GST_VIDEO_MAX_PLANES];
D3D11_TEXTURE2D_DESC desc;
guint num_srv, num_rtv;
gboolean ret = FALSE;
gboolean in_d3d11;
gboolean multisampled = FALSE;
gboolean rtv_bound = TRUE;
GstBuffer *shader_output = out_buf;
std::lock_guard < std::mutex > lk (priv->prop_lock);
/* Output buffer must be valid D3D11 buffer */
if (!gst_d3d11_converter_is_d3d11_buffer (self, out_buf)) {
GST_ERROR_OBJECT (self, "Output is not d3d11 buffer");
return FALSE;
}
if (gst_buffer_n_memory (in_buf) == 0) {
GST_ERROR_OBJECT (self, "Empty input buffer");
return FALSE;
}
out_dmem = (GstD3D11Memory *) gst_buffer_peek_memory (out_buf, 0);
if (!gst_d3d11_memory_get_texture_desc (out_dmem, &desc)) {
GST_ERROR_OBJECT (self, "Failed to get output desc");
return FALSE;
}
if ((desc.BindFlags & D3D11_BIND_RENDER_TARGET) == 0)
rtv_bound = FALSE;
if (desc.SampleDesc.Count > 1)
multisampled = TRUE;
gst_d3d11_converter_update_hdr10_meta (self);
/* Update in/out rect */
if (!gst_d3d11_converter_update_dest_rect (self)) {
GST_ERROR_OBJECT (self, "Failed to update dest rect");
return FALSE;
}
if (!gst_d3d11_converter_update_src_rect (self)) {
GST_ERROR_OBJECT (self, "Failed to update src rect");
return FALSE;
}
if (!gst_d3d11_converter_update_transform (self)) {
GST_ERROR_OBJECT (self, "Failed to update transform matrix");
return FALSE;
}
in_d3d11 = gst_d3d11_converter_is_d3d11_buffer (self, in_buf);
if (!multisampled && rtv_bound &&
gst_d3d11_converter_processor_available (self)) {
gboolean use_processor = FALSE;
gboolean piv_available = FALSE;
if (in_d3d11)
piv_available = gst_d3d11_converter_piv_available (self, in_buf);
if ((priv->supported_backend & GST_D3D11_CONVERTER_BACKEND_SHADER) == 0) {
/* processor only */
use_processor = TRUE;
} else if ((priv->src_alpha_mode ==
GST_D3D11_CONVERTER_ALPHA_MODE_PREMULTIPLIED ||
priv->dst_alpha_mode ==
GST_D3D11_CONVERTER_ALPHA_MODE_PREMULTIPLIED)
&& GST_VIDEO_INFO_HAS_ALPHA (&priv->in_info)) {
/* Needs alpha conversion */
use_processor = FALSE;
} else if (piv_available) {
in_dmem = (GstD3D11Memory *) gst_buffer_peek_memory (in_buf, 0);
if (priv->need_preproc || priv->need_postproc) {
/* Prefer processor for packed YUV */
use_processor = TRUE;
} else if (!gst_d3d11_memory_get_shader_resource_view_size (in_dmem)) {
/* SRV is unavailable, use processor */
use_processor = TRUE;
} else if (priv->video_context2 &&
(priv->have_in_hdr10 || priv->have_out_hdr10)) {
/* HDR10 tonemap is needed */
use_processor = TRUE;
} else if (priv->processor_in_use) {
use_processor = TRUE;
}
}
if (use_processor) {
if (!piv_available) {
if (!gst_d3d11_converter_upload_for_processor (self, in_buf)) {
GST_ERROR_OBJECT (self, "Couldn't upload buffer");
return FALSE;
}
in_buf = priv->piv_inbuf;
}
return gst_d3d11_converter_do_processor_blt (self, in_buf, out_buf);
}
}
if ((priv->supported_backend & GST_D3D11_CONVERTER_BACKEND_SHADER) == 0) {
GST_ERROR_OBJECT (self, "Conversion is not supported");
return FALSE;
}
in_buf = gst_d3d11_converter_helper_preproc (priv->preproc, in_buf);
if (!in_buf) {
GST_ERROR_OBJECT (self, "Preprocess failed");
return FALSE;
}
if (!rtv_bound || priv->need_postproc) {
if (!gst_d3d11_converter_ensure_postproc_buf (self, &desc)) {
GST_ERROR_OBJECT (self, "Postproc buffer failed");
return FALSE;
}
gst_d3d11_converter_helper_update_size (priv->postproc,
desc.Width, desc.Height);
shader_output = priv->postproc_buf;
}
if (!gst_d3d11_converter_map_buffer (self, in_buf, in_info,
(GstMapFlags) (GST_MAP_READ | GST_MAP_D3D11))) {
GST_ERROR_OBJECT (self, "Couldn't map input buffer");
return FALSE;
}
if (!gst_d3d11_converter_map_buffer (self, shader_output, out_info,
(GstMapFlags) (GST_MAP_WRITE | GST_MAP_D3D11))) {
GST_ERROR_OBJECT (self, "Couldn't map output buffer");
gst_d3d11_converter_unmap_buffer (self, in_buf, in_info);
return FALSE;
}
num_rtv = gst_d3d11_converter_get_rtv (self, shader_output, rtv);
if (!num_rtv) {
GST_ERROR_OBJECT (self, "RTV is unavailable");
goto out;
}
num_srv = gst_d3d11_converter_get_srv (self, in_buf, srv);
if (!num_srv) {
GST_ERROR_OBJECT (self, "SRV is unavailable");
goto out;
}
GST_TRACE_OBJECT (self, "Converting using shader");
ret = gst_d3d11_converter_convert_internal (self, srv, rtv, multisampled);
out:
gst_d3d11_converter_unmap_buffer (self, in_buf, in_info);
gst_d3d11_converter_unmap_buffer (self, shader_output, out_info);
if (ret) {
ret = gst_d3d11_converter_helper_postproc (priv->postproc, shader_output,
out_buf);
}
return ret;
}
/**
* gst_d3d11_converter_convert_buffer:
* @converter: a #GstD3D11Converter
* @in_buf: a #GstBuffer
* @out_buf: a #GstBuffer
*
* Converts @in_buf into @out_buf
*
* Returns: %TRUE if conversion is successful
*
* Since: 1.22
*/
gboolean
gst_d3d11_converter_convert_buffer (GstD3D11Converter * converter,
GstBuffer * in_buf, GstBuffer * out_buf)
{
g_return_val_if_fail (GST_IS_D3D11_CONVERTER (converter), FALSE);
g_return_val_if_fail (GST_IS_BUFFER (in_buf), FALSE);
g_return_val_if_fail (GST_IS_BUFFER (out_buf), FALSE);
GstD3D11DeviceLockGuard lk (converter->device);
return gst_d3d11_converter_convert_buffer_internal (converter,
in_buf, out_buf);
}
/**
* gst_d3d11_converter_convert_buffer_unlocked:
* @converter: a #GstD3D11Converter
* @in_buf: a #GstBuffer
* @out_buf: a #GstBuffer
*
* Converts @in_buf into @out_buf. Caller should take d3d11 device lock
* in case that multiple threads can perform GPU processing using the
* same #GstD3D11Device
*
* Returns: %TRUE if conversion is successful
*
* Since: 1.22
*/
gboolean
gst_d3d11_converter_convert_buffer_unlocked (GstD3D11Converter * converter,
GstBuffer * in_buf, GstBuffer * out_buf)
{
g_return_val_if_fail (GST_IS_D3D11_CONVERTER (converter), FALSE);
g_return_val_if_fail (GST_IS_BUFFER (in_buf), FALSE);
g_return_val_if_fail (GST_IS_BUFFER (out_buf), FALSE);
return gst_d3d11_converter_convert_buffer_internal (converter,
in_buf, out_buf);
}
/**
* gst_d3d11_converter_set_transform_matrix:
* @converter: a #GstD3D11Converter
* @matrix: the row-major 4x4 transform matrix
*
* Apply transform matrix
*
* Returns: %TRUE if successful
*
* Since: 1.24
*/
gboolean
gst_d3d11_converter_set_transform_matrix (GstD3D11Converter * converter,
const gfloat matrix[16])
{
GstD3D11ConverterPrivate *priv;
g_return_val_if_fail (GST_IS_D3D11_CONVERTER (converter), FALSE);
g_return_val_if_fail (matrix, FALSE);
priv = converter->priv;
if ((priv->supported_backend & GST_D3D11_CONVERTER_BACKEND_SHADER) == 0) {
GST_ERROR_OBJECT (converter, "Shader backend is disabled");
return FALSE;
}
std::lock_guard < std::mutex > lk (priv->prop_lock);
priv->custom_transform = XMFLOAT4X4A (matrix);
priv->update_transform = TRUE;
return TRUE;
}
gboolean
gst_d3d11_converter_apply_transform (GstD3D11Converter * converter,
GstVideoOrientationMethod method, gfloat viewport_width,
gfloat viewport_height, gfloat fov, gboolean ortho, gfloat rotation_x,
gfloat rotation_y, gfloat rotation_z, gfloat scale_x, gfloat scale_y)
{
GstD3D11ConverterPrivate *priv;
g_return_val_if_fail (GST_IS_D3D11_CONVERTER (converter), FALSE);
priv = converter->priv;
if ((priv->supported_backend & GST_D3D11_CONVERTER_BACKEND_SHADER) == 0) {
GST_ERROR_OBJECT (converter, "Shader backend is disabled");
return FALSE;
}
std::lock_guard < std::mutex > lk (priv->prop_lock);
gfloat aspect_ratio;
gboolean rotated = FALSE;
XMMATRIX rotate_matrix = XMMatrixIdentity ();
switch (method) {
case GST_VIDEO_ORIENTATION_IDENTITY:
case GST_VIDEO_ORIENTATION_AUTO:
case GST_VIDEO_ORIENTATION_CUSTOM:
default:
break;
case GST_VIDEO_ORIENTATION_90R:
rotate_matrix = XMLoadFloat4x4A (&g_matrix_90r);
rotated = TRUE;
break;
case GST_VIDEO_ORIENTATION_180:
rotate_matrix = XMLoadFloat4x4A (&g_matrix_180);
break;
case GST_VIDEO_ORIENTATION_90L:
rotate_matrix = XMLoadFloat4x4A (&g_matrix_90l);
rotated = TRUE;
break;
case GST_VIDEO_ORIENTATION_HORIZ:
rotate_matrix = XMLoadFloat4x4A (&g_matrix_horiz);
break;
case GST_VIDEO_ORIENTATION_VERT:
rotate_matrix = XMLoadFloat4x4A (&g_matrix_vert);
break;
case GST_VIDEO_ORIENTATION_UL_LR:
rotate_matrix = XMLoadFloat4x4A (&g_matrix_ul_lr);
rotated = TRUE;
break;
case GST_VIDEO_ORIENTATION_UR_LL:
rotate_matrix = XMLoadFloat4x4A (&g_matrix_ur_ll);
rotated = TRUE;
break;
}
if (rotated)
aspect_ratio = viewport_height / viewport_width;
else
aspect_ratio = viewport_width / viewport_height;
/* Apply user specified transform matrix first, then rotate-method */
XMMATRIX scale = XMMatrixScaling (scale_x * aspect_ratio, scale_y, 1.0);
XMMATRIX rotate =
XMMatrixRotationX (XMConvertToRadians (rotation_x)) *
XMMatrixRotationY (XMConvertToRadians (-rotation_y)) *
XMMatrixRotationZ (XMConvertToRadians (-rotation_z));
XMMATRIX view = XMMatrixLookAtLH (XMVectorSet (0.0, 0.0, -1.0, 0.0),
XMVectorSet (0.0, 0.0, 0.0, 0.0), XMVectorSet (0.0, 1.0, 0.0, 0.0));
XMMATRIX proj;
if (ortho) {
proj = XMMatrixOrthographicOffCenterLH (-aspect_ratio,
aspect_ratio, -1.0, 1.0, 0.1, 100.0);
} else {
proj = XMMatrixPerspectiveFovLH (XMConvertToRadians (fov),
aspect_ratio, 0.1, 100.0);
}
XMMATRIX mvp = scale * rotate * view * proj * rotate_matrix;
XMStoreFloat4x4A (&priv->custom_transform, mvp);
priv->update_transform = TRUE;
priv->video_direction = GST_VIDEO_ORIENTATION_CUSTOM;
return TRUE;
}
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