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gstreamer/subprojects/gst-plugins-bad/sys/d3d11/gstd3d11converter.cpp
Seungha Yang ee289a65ce d3d11converter: Use GstStructure to set initialization options 
Runtime updatable options are exposed via object properties
but there are a few options which should be known at initialization
time. Use GstStructure to signal it and to be easily extensible

Part-of: <https://gitlab.freedesktop.org/gstreamer/gstreamer/-/merge_requests/2776>
2022-07-20 07:05:51 +09:00

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/* GStreamer
* Copyright (C) <2019> Seungha Yang <seungha.yang@navercorp.com>
* Copyright (C) <2019> Jeongki Kim <jeongki.kim@jeongki.kim>
*
* 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 "gstd3d11converter.h"
#include "gstd3d11pluginutils.h"
#include <wrl.h>
#include <string.h>
#include <math.h>
GST_DEBUG_CATEGORY_STATIC (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 gsize 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}
};
if (g_once_init_enter (&type)) {
GType tmp = g_flags_register_static ("GstD3D11ConverterBackend", values);
g_once_init_leave (&type, tmp);
}
return (GType) type;
}
/* *INDENT-OFF* */
using namespace Microsoft::WRL;
/* *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)
/* *INDENT-OFF* */
typedef struct
{
/* + 1 for 16bytes alignment */
FLOAT coeffX[4];
FLOAT coeffY[4];
FLOAT coeffZ[4];
FLOAT offset[4];
FLOAT min[4];
FLOAT max[4];
} PSColorSpace;
typedef struct
{
PSColorSpace to_rgb_buf;
PSColorSpace to_yuv_buf;
PSColorSpace XYZ_convert_buf;
FLOAT alpha;
FLOAT padding[3];
} PSConstBuffer;
typedef struct
{
struct {
FLOAT x;
FLOAT y;
FLOAT z;
} position;
struct {
FLOAT u;
FLOAT v;
} texture;
} VertexData;
/* output struct */
static const gchar templ_OUTPUT_SINGLE_PLANE[] =
"struct PS_OUTPUT\n"
"{\n"
" float4 Plane_0: SV_TARGET0;\n"
"};";
static const gchar templ_OUTPUT_TWO_PLANES[] =
"struct PS_OUTPUT\n"
"{\n"
" float4 Plane_0: SV_TARGET0;\n"
" float4 Plane_1: SV_TARGET1;\n"
"};";
static const gchar templ_OUTPUT_THREE_PLANES[] =
"struct PS_OUTPUT\n"
"{\n"
" float4 Plane_0: SV_TARGET0;\n"
" float4 Plane_1: SV_TARGET1;\n"
" float4 Plane_2: SV_TARGET2;\n"
"};";
typedef struct
{
const gchar *output_template;
guint num_rtv;
} PSOutputType;
enum
{
OUTPUT_SINGLE_PLANE = 0,
OUTPUT_TWO_PLANES,
OUTPUT_THREE_PLANES,
};
static const PSOutputType output_types[] = {
{templ_OUTPUT_SINGLE_PLANE, 1},
{templ_OUTPUT_TWO_PLANES, 2},
{templ_OUTPUT_THREE_PLANES, 3},
};
/* colorspace conversion */
static const gchar templ_COLOR_SPACE_IDENTITY[] =
"{\n"
" return sample;\n"
"}";
static const gchar templ_COLOR_SPACE_CONVERT[] =
"{\n"
" float3 out_space;\n"
" out_space.x = dot (coeff.CoeffX, sample);\n"
" out_space.y = dot (coeff.CoeffY, sample);\n"
" out_space.z = dot (coeff.CoeffZ, sample);\n"
" out_space += coeff.Offset;\n"
" return clamp (out_space, coeff.Min, coeff.Max);\n"
"}";
static const gchar templ_COLOR_SPACE_CONVERT_LUMA[] =
"{\n"
" float3 out_space;\n"
" out_space.x = dot (coeff.CoeffX, sample) + coeff.Offset.x;\n"
" out_space.x = clamp (out_space.x, coeff.Min.x, coeff.Max.x);\n"
" out_space.y = 0.5;\n"
" out_space.z = 0.5;\n"
" return out_space;\n"
"}";
static const gchar templ_COLOR_SPACE_CONVERT_CHROMA[] =
"{\n"
" float3 out_space;\n"
" out_space.x = 0.0;\n"
" out_space.y = dot (coeff.CoeffY, sample) + coeff.Offset.y;\n"
" out_space.z = dot (coeff.CoeffZ, sample) + coeff.Offset.z;\n"
" return clamp (out_space, coeff.Min, coeff.Max);\n"
"}";
static const gchar templ_COLOR_SPACE_GRAY_TO_RGB[] =
"{\n"
" return float3 (sample.x, sample.x, sample.x);\n"
"}";
static const gchar templ_COLOR_SPACE_GRAY_TO_RGB_RANGE_ADJUST[] =
"{\n"
" float gray;\n"
" gray = coeff.CoeffX.x * sample.x + coeff.Offset.x;\n"
" gray = clamp (gray, coeff.Min.x, coeff.Max.x);\n"
" return float3 (gray, gray, gray);\n"
"}";
/* sampling */
static const gchar templ_SAMPLE_DEFAULT[] =
"float4 sample_texture (float2 uv)\n"
"{\n"
" return shaderTexture[0].Sample(samplerState, uv);\n"
"}";
static const gchar templ_SAMPLE_VUYA[] =
"float4 sample_texture (float2 uv)\n"
"{\n"
" return shaderTexture[0].Sample(samplerState, uv).%c%c%c%c;\n"
"}";
static const gchar templ_SAMPLE_YUV_LUMA[] =
"float4 sample_texture (float2 uv)\n"
"{\n"
" float4 sample;\n"
" sample.x = shaderTexture[0].Sample(samplerState, uv).x;\n"
" sample.y = 0.5;\n"
" sample.z = 0.5;\n"
" sample.a = 1.0;\n"
" return sample;\n"
"}";
static const gchar templ_SAMPLE_YUV_LUMA_SCALED[] =
"float4 sample_texture (float2 uv)\n"
"{\n"
" float4 sample;\n"
" sample.x = saturate (shaderTexture[0].Sample(samplerState, uv).x * %d);\n"
" sample.y = 0.5;\n"
" sample.z = 0.5;\n"
" sample.a = 1.0;\n"
" return sample;\n"
"}";
static const gchar templ_SAMPLE_SEMI_PLANAR[] =
"float4 sample_texture (float2 uv)\n"
"{\n"
" float4 sample;\n"
" sample.x = shaderTexture[0].Sample(samplerState, uv).x;\n"
" sample.yz = shaderTexture[1].Sample(samplerState, uv).%c%c;\n"
" sample.a = 1.0;\n"
" return sample;\n"
"}";
static const gchar templ_SAMPLE_SEMI_PLANAR_CHROMA[] =
"float4 sample_texture (float2 uv)\n"
"{\n"
" float4 sample;\n"
" sample.x = 0.0;\n"
" sample.yz = shaderTexture[1].Sample(samplerState, uv).%c%c;\n"
" sample.a = 1.0;\n"
" return sample;\n"
"}";
static const gchar templ_SAMPLE_PLANAR[] =
"float4 sample_texture (float2 uv)\n"
"{\n"
" float3 sample;\n"
" sample.x = shaderTexture[0].Sample(samplerState, uv).x;\n"
" sample.%c = shaderTexture[1].Sample(samplerState, uv).x;\n"
" sample.%c = shaderTexture[2].Sample(samplerState, uv).x;\n"
" return float4 (saturate(sample * %d), 1.0);\n"
"}";
static const gchar templ_SAMPLE_PLANAR_CHROMA[] =
"float4 sample_texture (float2 uv)\n"
"{\n"
" float3 sample;\n"
" sample.x = 0.0;\n"
" sample.%c = shaderTexture[1].Sample(samplerState, uv).x;\n"
" sample.%c = shaderTexture[2].Sample(samplerState, uv).x;\n"
" return float4 (saturate(sample * %d), 1.0);\n"
"}";
static const gchar templ_SAMPLE_YUV_PACKED[] =
"float4 sample_texture (float2 uv)\n"
"{\n"
" float4 sample;\n"
" sample.xyz = shaderTexture[0].Sample(samplerState, uv).%c%c%c;\n"
" sample.a = 1.0;\n"
" return sample;\n"
"}";
static const gchar templ_SAMPLE_GRAY[] =
"float4 sample_texture (float2 uv)\n"
"{\n"
" float4 sample;\n"
" sample.x = shaderTexture[0].Sample(samplerState, uv).x;\n"
" sample.y = 0.5;\n"
" sample.z = 0.5;\n"
" sample.a = 1.0;\n"
" return sample;\n"
"}";
static const gchar templ_SAMPLE_GRAY_CHROMA[] =
"float4 sample_texture (float2 uv)\n"
"{\n"
" return float4 (0.0, 0.5, 0.5, 1.0);\n"
"}";
/* building output */
static const gchar templ_OUTPUT_DEFAULT[] =
"PS_OUTPUT build_output (float4 sample)\n"
"{\n"
" PS_OUTPUT output;\n"
" output.Plane_0 = sample;\n"
" return output;\n"
"}";
static const gchar templ_OUTPUT_VUYA[] =
"PS_OUTPUT build_output (float4 sample)\n"
"{\n"
" PS_OUTPUT output;\n"
" float4 vuya;\n"
" vuya.%c%c%c = sample.xyz;\n"
" vuya.%c = sample.a;\n"
" output.Plane_0 = vuya;\n"
" return output;\n"
"}";
static const gchar templ_OUTPUT_LUMA[] =
"PS_OUTPUT build_output (float4 sample)\n"
"{\n"
" PS_OUTPUT output;\n"
" output.Plane_0 = float4 (sample.x, 0.0, 0.0, 1.0);\n"
" return output;\n"
"}";
static const gchar templ_OUTPUT_CHROMA_SEMI_PLANAR[] =
"PS_OUTPUT build_output (float4 sample)\n"
"{\n"
" PS_OUTPUT output;\n"
" output.Plane_0 = float4 (sample.%c%c, 0.0, 1.0);\n"
" return output;\n"
"}";
static const gchar templ_OUTPUT_LUMA_SCALED[] =
"PS_OUTPUT build_output (float4 sample)\n"
"{\n"
" PS_OUTPUT output;\n"
" output.Plane_0 = float4 (sample.x / %d, 0.0, 0.0, 1.0);\n"
" return output;\n"
"}";
static const gchar templ_OUTPUT_CHROMA_PLANAR[] =
"PS_OUTPUT build_output (float4 sample)\n"
"{\n"
" PS_OUTPUT output;\n"
" output.Plane_0 = float4 (sample.%c, 0.0, 0.0, 1.0);\n"
" output.Plane_1 = float4 (sample.%c, 0.0, 0.0, 1.0);\n"
" return output;\n"
"}";
static const gchar templ_OUTPUT_CHROMA_PLANAR_SCALED[] =
"PS_OUTPUT build_output (float4 sample)\n"
"{\n"
" PS_OUTPUT output;\n"
" output.Plane_0 = float4 (sample.%c / %d, 0.0, 0.0, 1.0);\n"
" output.Plane_1 = float4 (sample.%c / %d, 0.0, 0.0, 1.0);\n"
" return output;\n"
"}";
static const gchar templ_OUTPUT_Y444[] =
"PS_OUTPUT build_output (float4 sample)\n"
"{\n"
" PS_OUTPUT output;\n"
" output.Plane_0 = float4 (sample.x, 0.0, 0.0, 1.0);\n"
" output.Plane_1 = float4 (sample.y, 0.0, 0.0, 1.0);\n"
" output.Plane_2 = float4 (sample.z, 0.0, 0.0, 1.0);\n"
" return output;\n"
"}";
static const gchar templ_OUTPUT_Y444_SCALED[] =
"PS_OUTPUT build_output (float4 sample)\n"
"{\n"
" PS_OUTPUT output;\n"
" float3 scaled = sample.xyz / %d;\n"
" output.Plane_0 = float4 (scaled.x, 0.0, 0.0, 1.0);\n"
" output.Plane_1 = float4 (scaled.y, 0.0, 0.0, 1.0);\n"
" output.Plane_2 = float4 (scaled.z, 0.0, 0.0, 1.0);\n"
" return output;\n"
"}";
/* gamma and XYZ convert */
static const gchar templ_GAMMA_DECODE_IDENTITY[] =
"float3 gamma_decode (float3 sample)\n"
"{\n"
" return sample;\n"
"}";
static const gchar templ_GAMMA_DECODE[] =
"float3 gamma_decode (float3 sample)\n"
"{\n"
" float3 dec;\n"
" dec.x = gammaDecLUT.Sample (samplerState, sample.x);\n"
" dec.y = gammaDecLUT.Sample (samplerState, sample.y);\n"
" dec.z = gammaDecLUT.Sample (samplerState, sample.z);\n"
" return dec;\n"
"}";
static const gchar templ_GAMMA_ENCODE_IDENTITY[] =
"float3 gamma_encode (float3 sample)\n"
"{\n"
" return sample;\n"
"}";
static const gchar templ_GAMMA_ENCODE[] =
"float3 gamma_encode (float3 sample)\n"
"{\n"
" float3 enc;\n"
" enc.x = gammaEncLUT.Sample (samplerState, sample.x);\n"
" enc.y = gammaEncLUT.Sample (samplerState, sample.y);\n"
" enc.z = gammaEncLUT.Sample (samplerState, sample.z);\n"
" return enc;\n"
"}";
static const gchar templ_XYZ_CONVERT_IDENTITY[] =
"float3 XYZ_convert (float3 sample)\n"
"{\n"
" return sample;\n"
"}";
static const gchar templ_XYZ_CONVERT[] =
"float3 XYZ_convert (float3 sample)\n"
"{\n"
" float3 out_space;\n"
" out_space.x = dot (primariesCoeff.CoeffX, sample);\n"
" out_space.y = dot (primariesCoeff.CoeffY, sample);\n"
" out_space.z = dot (primariesCoeff.CoeffZ, sample);\n"
" return saturate (out_space);\n"
"}";
static const gchar templ_pixel_shader[] =
"struct PSColorSpace\n"
"{\n"
" float3 CoeffX;\n"
" float3 CoeffY;\n"
" float3 CoeffZ;\n"
" float3 Offset;\n"
" float3 Min;\n"
" float3 Max;\n"
" float padding;\n"
"};\n"
"cbuffer PsConstBuffer : register(b0)\n"
"{\n"
/* RGB <-> YUV conversion */
" PSColorSpace toRGBCoeff;\n"
" PSColorSpace toYUVCoeff;\n"
" PSColorSpace primariesCoeff;\n"
" float AlphaMul;\n"
"};\n"
"Texture2D shaderTexture[4] : register(t0);\n"
"Texture1D<float> gammaDecLUT: register(t4);\n"
"Texture1D<float> gammaEncLUT: register(t5);\n"
"SamplerState samplerState : register(s0);\n"
"struct PS_INPUT\n"
"{\n"
" float4 Position: SV_POSITION;\n"
" float2 Texture: TEXCOORD;\n"
"};\n"
/* struct PS_OUTPUT */
"%s\n"
/* sample_texture() function */
"%s\n"
"float3 to_rgb (float3 sample, PSColorSpace coeff)\n"
"%s\n"
"float3 to_yuv (float3 sample, PSColorSpace coeff)\n"
"%s\n"
/* build_output() function */
"%s\n"
/* gamma_decode() function */
"%s\n"
/* gamma_encode() function */
"%s\n"
/* XYZ_convert() function */
"%s\n"
"PS_OUTPUT main(PS_INPUT input)\n"
"{\n"
" float4 sample;\n"
" sample = sample_texture (input.Texture);\n"
" sample.a = saturate (sample.a * AlphaMul);\n"
" sample.xyz = to_rgb (sample.xyz, toRGBCoeff);\n"
" sample.xyz = gamma_decode (sample.xyz);\n"
" sample.xyz = XYZ_convert (sample.xyz);\n"
" sample.xyz = gamma_encode (sample.xyz);\n"
" sample.xyz = to_yuv (sample.xyz, toYUVCoeff);\n"
" return build_output (sample);\n"
"}\n";
static const gchar templ_vertex_shader[] =
"struct VS_INPUT\n"
"{\n"
" float4 Position : POSITION;\n"
" float2 Texture : TEXCOORD;\n"
"};\n"
"\n"
"struct VS_OUTPUT\n"
"{\n"
" float4 Position: SV_POSITION;\n"
" float2 Texture: TEXCOORD;\n"
"};\n"
"\n"
"VS_OUTPUT main(VS_INPUT input)\n"
"{\n"
" return input;\n"
"}\n";
/* *INDENT-ON* */
typedef struct
{
const PSOutputType *ps_output[CONVERTER_MAX_QUADS];
gchar *sample_texture_func[CONVERTER_MAX_QUADS];
const gchar *to_rgb_func[CONVERTER_MAX_QUADS];
const gchar *to_yuv_func[CONVERTER_MAX_QUADS];
gchar *build_output_func[CONVERTER_MAX_QUADS];
const gchar *gamma_decode_func;
const gchar *gamma_encode_func;
const gchar *XYZ_convert_func;
} ConvertInfo;
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
{
GstVideoInfo in_info;
GstVideoInfo out_info;
GstD3D11Format in_d3d11_format;
GstD3D11Format out_d3d11_format;
guint num_input_view;
guint num_output_view;
GstD3D11ConverterBackend supported_backend;
ID3D11Buffer *vertex_buffer;
ID3D11Buffer *index_buffer;
ID3D11Buffer *const_buffer;
ID3D11VertexShader *vs;
ID3D11InputLayout *layout;
ID3D11SamplerState *linear_sampler;
ID3D11PixelShader *ps[CONVERTER_MAX_QUADS];
D3D11_VIEWPORT viewport[GST_VIDEO_MAX_PLANES];
ID3D11Texture1D *gamma_dec_lut;
ID3D11Texture1D *gamma_enc_lut;
ID3D11ShaderResourceView *gamma_dec_srv;
ID3D11ShaderResourceView *gamma_enc_srv;
D3D11_BLEND_DESC blend_desc;
ID3D11BlendState *blend;
gboolean fast_path;
gboolean do_primaries;
gint input_texture_width;
gint input_texture_height;
gboolean update_src_rect;
gboolean update_dest_rect;
gboolean update_alpha;
ConvertInfo convert_info;
PSConstBuffer const_data;
gboolean clear_background;
FLOAT clear_color[4][4];
GstD3D11ColorMatrix clear_color_matrix;
/* video processor */
D3D11_VIDEO_COLOR background_color;
ID3D11VideoDevice *video_device;
ID3D11VideoContext2 *video_context2;
ID3D11VideoContext1 *video_context;
ID3D11VideoProcessorEnumerator1 *enumerator;
ID3D11VideoProcessor *processor;
D3D11_VIDEO_PROCESSOR_CAPS processor_caps;
RECT src_rect;
RECT dest_rect;
RECT dest_full_rect;
gboolean processor_in_use;
gboolean processor_direction_not_supported;
gboolean enable_mirror;
gboolean flip_h;
gboolean flip_v;
gboolean enable_rotation;
D3D11_VIDEO_PROCESSOR_ROTATION rotation;
/* HDR10 */
gboolean have_in_hdr10;
gboolean have_out_hdr10;
gboolean in_hdr10_updated;
gboolean out_hdr10_updated;
DXGI_HDR_METADATA_HDR10 in_hdr10_meta;
DXGI_HDR_METADATA_HDR10 out_hdr10_meta;
gchar *in_mdcv_str;
gchar *out_mdcv_str;
gchar *in_cll_str;
gchar *out_cll_str;
GstVideoInfo fallback_info;
GstBuffer *fallback_inbuf;
GstVideoOrientationMethod video_direction;
GMutex prop_lock;
/* properties */
gint src_x;
gint src_y;
gint src_width;
gint src_height;
gint dest_x;
gint dest_y;
gint dest_width;
gint dest_height;
gdouble alpha;
gfloat blend_factor[4];
guint blend_sample_mask;
gboolean fill_border;
guint64 border_color;
};
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_dispose (GObject * object);
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_WITH_PRIVATE (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->dispose = gst_d3d11_converter_dispose;
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 = (GstD3D11ConverterPrivate *)
gst_d3d11_converter_get_instance_private (self);
g_mutex_init (&self->priv->prop_lock);
}
static void
gst_d3d11_converter_dispose (GObject * object)
{
GstD3D11Converter *self = GST_D3D11_CONVERTER (object);
GstD3D11ConverterPrivate *priv = self->priv;
GST_D3D11_CLEAR_COM (priv->vertex_buffer);
GST_D3D11_CLEAR_COM (priv->index_buffer);
GST_D3D11_CLEAR_COM (priv->const_buffer);
GST_D3D11_CLEAR_COM (priv->vs);
GST_D3D11_CLEAR_COM (priv->layout);
GST_D3D11_CLEAR_COM (priv->linear_sampler);
GST_D3D11_CLEAR_COM (priv->gamma_dec_lut);
GST_D3D11_CLEAR_COM (priv->gamma_dec_srv);
GST_D3D11_CLEAR_COM (priv->gamma_enc_lut);
GST_D3D11_CLEAR_COM (priv->gamma_enc_srv);
GST_D3D11_CLEAR_COM (priv->video_device);
GST_D3D11_CLEAR_COM (priv->video_context2);
GST_D3D11_CLEAR_COM (priv->video_context);
GST_D3D11_CLEAR_COM (priv->enumerator);
GST_D3D11_CLEAR_COM (priv->processor);
GST_D3D11_CLEAR_COM (priv->blend);
for (guint i = 0; i < CONVERTER_MAX_QUADS; i++)
GST_D3D11_CLEAR_COM (priv->ps[i]);
gst_clear_buffer (&priv->fallback_inbuf);
gst_clear_object (&self->device);
G_OBJECT_CLASS (parent_class)->dispose (object);
}
static void
gst_d3d11_converter_finalize (GObject * object)
{
GstD3D11Converter *self = GST_D3D11_CONVERTER (object);
GstD3D11ConverterPrivate *priv = self->priv;
for (guint i = 0; i < CONVERTER_MAX_QUADS; i++) {
g_free (priv->convert_info.sample_texture_func[i]);
g_free (priv->convert_info.build_output_func[i]);
}
g_free (priv->in_mdcv_str);
g_free (priv->out_mdcv_str);
g_free (priv->in_cll_str);
g_free (priv->out_cll_str);
g_mutex_clear (&priv->prop_lock);
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;
g_mutex_lock (&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->const_data.alpha = priv->alpha;
break;
case PROP_BLEND_STATE:{
ID3D11BlendState *blend =
(ID3D11BlendState *) g_value_get_pointer (value);
GST_D3D11_CLEAR_COM (priv->blend);
priv->blend = blend;
if (priv->blend) {
priv->blend->AddRef ();
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_src_rect = TRUE;
}
break;
}
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;
}
g_mutex_unlock (&priv->prop_lock);
}
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;
g_mutex_lock (&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);
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;
}
g_mutex_unlock (&priv->prop_lock);
}
static gboolean
get_packed_yuv_components (GstVideoFormat format, gchar * y, gchar * u,
gchar * v)
{
switch (format) {
case GST_VIDEO_FORMAT_Y410:
*y = 'g';
*u = 'r';
*v = 'b';
break;
default:
g_assert_not_reached ();
return FALSE;
}
return TRUE;
}
static void
get_planar_component (GstVideoFormat format, gchar * u, gchar * v,
guint * scale)
{
switch (format) {
case GST_VIDEO_FORMAT_I420_10LE:
case GST_VIDEO_FORMAT_I422_10LE:
case GST_VIDEO_FORMAT_Y444_10LE:
*scale = (1 << 6);
break;
case GST_VIDEO_FORMAT_I420_12LE:
case GST_VIDEO_FORMAT_I422_12LE:
case GST_VIDEO_FORMAT_Y444_12LE:
*scale = (1 << 4);
break;
default:
*scale = 1;
break;
}
if (format == GST_VIDEO_FORMAT_YV12) {
*u = 'z';
*v = 'y';
} else {
*u = 'y';
*v = 'z';
}
}
static void
get_semi_planar_component (GstVideoFormat format, gchar * u, gchar * v,
gboolean is_sampling)
{
if (format == GST_VIDEO_FORMAT_NV21) {
if (is_sampling) {
*u = 'y';
*v = 'x';
} else {
*u = 'z';
*v = 'y';
}
} else {
if (is_sampling) {
*u = 'x';
*v = 'y';
} else {
*u = 'y';
*v = 'z';
}
}
}
static void
get_vuya_component (GstVideoFormat format, gchar * y, gchar * u,
gchar * v, gchar * a)
{
switch (format) {
case GST_VIDEO_FORMAT_VUYA:
if (y)
*y = 'z';
if (u)
*u = 'y';
if (v)
*v = 'x';
if (a)
*a = 'w';
break;
case GST_VIDEO_FORMAT_AYUV:
case GST_VIDEO_FORMAT_AYUV64:
if (y)
*y = 'g';
if (u)
*u = 'b';
if (v)
*v = 'a';
if (a)
*a = 'r';
break;
default:
g_assert_not_reached ();
break;
}
}
static gboolean
gst_d3d11_color_convert_setup_shader (GstD3D11Converter * self,
const GstVideoInfo * in_info, const GstVideoInfo * out_info)
{
GstD3D11ConverterPrivate *priv = self->priv;
GstD3D11Device *device = self->device;
HRESULT hr;
D3D11_SAMPLER_DESC sampler_desc;
D3D11_INPUT_ELEMENT_DESC input_desc[2];
D3D11_BUFFER_DESC buffer_desc;
D3D11_MAPPED_SUBRESOURCE map;
VertexData *vertex_data;
WORD *indices;
ID3D11Device *device_handle;
ID3D11DeviceContext *context_handle;
ConvertInfo *cinfo = &priv->convert_info;
ComPtr < ID3D11PixelShader > ps[CONVERTER_MAX_QUADS];
ComPtr < ID3D11VertexShader > vs;
ComPtr < ID3D11InputLayout > layout;
ComPtr < ID3D11SamplerState > linear_sampler;
ComPtr < ID3D11Buffer > const_buffer;
ComPtr < ID3D11Buffer > vertex_buffer;
ComPtr < ID3D11Buffer > index_buffer;
gint i;
memset (&sampler_desc, 0, sizeof (sampler_desc));
memset (input_desc, 0, sizeof (input_desc));
memset (&buffer_desc, 0, sizeof (buffer_desc));
device_handle = gst_d3d11_device_get_device_handle (device);
context_handle = gst_d3d11_device_get_device_context_handle (device);
/* bilinear filtering */
sampler_desc.Filter = D3D11_FILTER_MIN_MAG_LINEAR_MIP_POINT;
sampler_desc.AddressU = D3D11_TEXTURE_ADDRESS_CLAMP;
sampler_desc.AddressV = D3D11_TEXTURE_ADDRESS_CLAMP;
sampler_desc.AddressW = D3D11_TEXTURE_ADDRESS_CLAMP;
sampler_desc.ComparisonFunc = D3D11_COMPARISON_ALWAYS;
sampler_desc.MinLOD = 0;
sampler_desc.MaxLOD = D3D11_FLOAT32_MAX;
hr = device_handle->CreateSamplerState (&sampler_desc, &linear_sampler);
if (!gst_d3d11_result (hr, device)) {
GST_ERROR_OBJECT (self,
"Couldn't create samplerState state, hr: 0x%x", (guint) hr);
return FALSE;
}
for (i = 0; i < CONVERTER_MAX_QUADS; i++) {
gchar *shader_code = nullptr;
if (cinfo->sample_texture_func[i]) {
g_assert (cinfo->ps_output[i] != nullptr);
shader_code = g_strdup_printf (templ_pixel_shader,
cinfo->ps_output[i]->output_template, cinfo->sample_texture_func[i],
cinfo->to_rgb_func[i], cinfo->to_yuv_func[i],
cinfo->build_output_func[i], cinfo->gamma_decode_func,
cinfo->gamma_encode_func, cinfo->XYZ_convert_func);
hr = gst_d3d11_create_pixel_shader_simple (device,
shader_code, "main", &ps[i]);
g_free (shader_code);
if (!gst_d3d11_result (hr, device)) {
return FALSE;
}
}
}
input_desc[0].SemanticName = "POSITION";
input_desc[0].SemanticIndex = 0;
input_desc[0].Format = DXGI_FORMAT_R32G32B32_FLOAT;
input_desc[0].InputSlot = 0;
input_desc[0].AlignedByteOffset = D3D11_APPEND_ALIGNED_ELEMENT;
input_desc[0].InputSlotClass = D3D11_INPUT_PER_VERTEX_DATA;
input_desc[0].InstanceDataStepRate = 0;
input_desc[1].SemanticName = "TEXCOORD";
input_desc[1].SemanticIndex = 0;
input_desc[1].Format = DXGI_FORMAT_R32G32_FLOAT;
input_desc[1].InputSlot = 0;
input_desc[1].AlignedByteOffset = D3D11_APPEND_ALIGNED_ELEMENT;
input_desc[1].InputSlotClass = D3D11_INPUT_PER_VERTEX_DATA;
input_desc[1].InstanceDataStepRate = 0;
hr = gst_d3d11_create_vertex_shader_simple (device, templ_vertex_shader,
"main", input_desc, G_N_ELEMENTS (input_desc), &vs, &layout);
if (!gst_d3d11_result (hr, device)) {
GST_ERROR_OBJECT (self, "Couldn't vertex pixel shader");
return FALSE;
}
/* const buffer */
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;
hr = device_handle->CreateBuffer (&buffer_desc, nullptr, &const_buffer);
if (!gst_d3d11_result (hr, device)) {
GST_ERROR_OBJECT (self,
"Couldn't create constant buffer, hr: 0x%x", (guint) hr);
return FALSE;
}
/* setup vertext buffer and index buffer */
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;
hr = device_handle->CreateBuffer (&buffer_desc, nullptr, &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;
hr = device_handle->CreateBuffer (&buffer_desc, nullptr, &index_buffer);
if (!gst_d3d11_result (hr, device)) {
GST_ERROR ("Couldn't create index buffer, hr: 0x%x", (guint) hr);
return FALSE;
}
GstD3D11DeviceLockGuard lk (device);
hr = context_handle->Map (const_buffer.Get (), 0, D3D11_MAP_WRITE_DISCARD, 0,
&map);
if (!gst_d3d11_result (hr, device)) {
GST_ERROR_OBJECT (self,
"Couldn't map constant buffer, hr: 0x%x", (guint) hr);
return FALSE;
}
memcpy (map.pData, &priv->const_data, sizeof (PSConstBuffer));
context_handle->Unmap (const_buffer.Get (), 0);
hr = context_handle->Map (vertex_buffer.Get (), 0, D3D11_MAP_WRITE_DISCARD, 0,
&map);
if (!gst_d3d11_result (hr, device)) {
GST_ERROR_OBJECT (self, "Couldn't map vertex buffer, hr: 0x%x", (guint) hr);
return FALSE;
}
vertex_data = (VertexData *) map.pData;
hr = context_handle->Map (index_buffer.Get (), 0, D3D11_MAP_WRITE_DISCARD, 0,
&map);
if (!gst_d3d11_result (hr, device)) {
GST_ERROR_OBJECT (self, "Couldn't map index buffer, hr: 0x%x", (guint) hr);
context_handle->Unmap (vertex_buffer.Get (), 0);
return FALSE;
}
indices = (WORD *) map.pData;
/* 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;
/* clockwise indexing */
indices[0] = 0; /* bottom left */
indices[1] = 1; /* top left */
indices[2] = 2; /* top right */
indices[3] = 3; /* bottom right */
indices[4] = 0; /* bottom left */
indices[5] = 2; /* top right */
context_handle->Unmap (vertex_buffer.Get (), 0);
context_handle->Unmap (index_buffer.Get (), 0);
/* holds vertex buffer for crop rect update */
priv->vertex_buffer = vertex_buffer.Detach ();
priv->index_buffer = index_buffer.Detach ();
priv->const_buffer = const_buffer.Detach ();
priv->vs = vs.Detach ();
priv->layout = layout.Detach ();
priv->linear_sampler = linear_sampler.Detach ();
priv->ps[0] = ps[0].Detach ();
if (ps[1])
priv->ps[1] = ps[1].Detach ();
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 void
gst_d3d11_converter_apply_orientation (GstD3D11Converter * self,
VertexData * vertex_data, gfloat l, gfloat r, gfloat t, gfloat b)
{
GstD3D11ConverterPrivate *priv = self->priv;
gfloat u[4], v[4];
/*
* 1 (l, t) -- 2 (r, t)
* | |
* 0 (l, b) -- 3 (r, b)
*/
u[0] = l;
u[1] = l;
u[2] = r;
u[3] = r;
v[0] = b;
v[1] = t;
v[2] = t;
v[3] = b;
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:
/*
* 1 (l, t) -- 2 (r, t) 1 (l, b) -- 2 (l, t)
* | | -> | |
* 0 (l, b) -- 3 (r, b) 0 (r, b) -- 3 (r, t)
*/
u[0] = r;
u[1] = l;
u[2] = l;
u[3] = r;
v[0] = b;
v[1] = b;
v[2] = t;
v[3] = t;
break;
case GST_VIDEO_ORIENTATION_180:
/*
* 1 (l, t) -- 2 (r, t) 1 (r, b) -- 2 (l, b)
* | | -> | |
* 0 (l, b) -- 3 (r, b) 0 (r, t) -- 3 (l, t)
*/
u[0] = r;
u[1] = r;
u[2] = l;
u[3] = l;
v[0] = t;
v[1] = b;
v[2] = b;
v[3] = t;
break;
case GST_VIDEO_ORIENTATION_90L:
/*
* 1 (l, t) -- 2 (r, t) 1 (r, t) -- 2 (r, b)
* | | -> | |
* 0 (l, b) -- 3 (r, b) 0 (l, t) -- 3 (l, b)
*/
u[0] = l;
u[1] = r;
u[2] = r;
u[3] = l;
v[0] = t;
v[1] = t;
v[2] = b;
v[3] = b;
break;
case GST_VIDEO_ORIENTATION_HORIZ:
/*
* 1 (l, t) -- 2 (r, t) 1 (r, t) -- 2 (l, t)
* | | -> | |
* 0 (l, b) -- 3 (r, b) 0 (r, b) -- 3 (l, b)
*/
u[0] = r;
u[1] = r;
u[2] = l;
u[3] = l;
v[0] = b;
v[1] = t;
v[2] = t;
v[3] = b;
break;
case GST_VIDEO_ORIENTATION_VERT:
/*
* 1 (l, t) -- 2 (r, t) 1 (l, b) -- 2 (r, b)
* | | -> | |
* 0 (l, b) -- 3 (r, b) 0 (l, t) -- 3 (r, t)
*/
u[0] = l;
u[1] = l;
u[2] = r;
u[3] = r;
v[0] = t;
v[1] = b;
v[2] = b;
v[3] = t;
break;
case GST_VIDEO_ORIENTATION_UL_LR:
/*
* 1 (l, t) -- 2 (r, t) 1 (l, t) -- 2 (l, b)
* | | -> | |
* 0 (l, b) -- 3 (r, b) 0 (r, t) -- 3 (r, b)
*/
u[0] = r;
u[1] = l;
u[2] = l;
u[3] = r;
v[0] = t;
v[1] = t;
v[2] = b;
v[3] = b;
break;
case GST_VIDEO_ORIENTATION_UR_LL:
/*
* 1 (l, t) -- 2 (r, t) 1 (r, b) -- 2 (r, t)
* | | -> | |
* 0 (l, b) -- 3 (r, b) 0 (l, b) -- 3 (l, t)
*/
u[0] = l;
u[1] = r;
u[2] = r;
u[3] = l;
v[0] = b;
v[1] = b;
v[2] = t;
v[3] = t;
break;
}
for (guint i = 0; i < 4; i++) {
vertex_data[i].texture.u = u[i];
vertex_data[i].texture.v = v[i];
}
}
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;
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_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->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;
context_handle = gst_d3d11_device_get_device_context_handle (self->device);
hr = context_handle->Map (priv->vertex_buffer, 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;
/* top left */
vertex_data[1].position.x = -1.0f;
vertex_data[1].position.y = 1.0f;
vertex_data[1].position.z = 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;
/* bottom right */
vertex_data[3].position.x = 1.0f;
vertex_data[3].position.y = -1.0f;
vertex_data[3].position.z = 0.0f;
gst_d3d11_converter_apply_orientation (self, vertex_data, u0, u1, v0, v1);
context_handle->Unmap (priv->vertex_buffer, 0);
return TRUE;
}
static gboolean
gst_d3d11_converter_update_dest_rect (GstD3D11Converter * self)
{
GstD3D11ConverterPrivate *priv = self->priv;
const GstVideoInfo *out_info = &priv->out_info;
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);
if (priv->fill_border && (priv->dest_x != 0 || priv->dest_y != 0 ||
priv->dest_width != out_info->width ||
priv->dest_height != out_info->height)) {
GST_DEBUG_OBJECT (self, "Enable background color");
priv->clear_background = TRUE;
} else {
GST_DEBUG_OBJECT (self, "Disable background color");
priv->clear_background = FALSE;
}
switch (GST_VIDEO_INFO_FORMAT (&priv->out_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->out_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->out_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:
for (guint i = 1; i < GST_VIDEO_INFO_N_PLANES (&priv->out_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 gboolean
gst_d3d11_converter_prepare_output (GstD3D11Converter * self,
const GstVideoInfo * info)
{
GstD3D11ConverterPrivate *priv = self->priv;
GstVideoFormat format = GST_VIDEO_INFO_FORMAT (info);
ConvertInfo *cinfo = &priv->convert_info;
switch (format) {
/* RGB */
case GST_VIDEO_FORMAT_RGBA64_LE:
case GST_VIDEO_FORMAT_RGB10A2_LE:
case GST_VIDEO_FORMAT_BGRA:
case GST_VIDEO_FORMAT_RGBA:
case GST_VIDEO_FORMAT_BGRx:
case GST_VIDEO_FORMAT_RGBx:
cinfo->ps_output[0] = &output_types[OUTPUT_SINGLE_PLANE];
cinfo->build_output_func[0] = g_strdup (templ_OUTPUT_DEFAULT);
break;
/* VUYA */
case GST_VIDEO_FORMAT_VUYA:
case GST_VIDEO_FORMAT_AYUV:
case GST_VIDEO_FORMAT_AYUV64:{
gchar y, u, v, a;
get_vuya_component (format, &y, &u, &v, &a);
cinfo->ps_output[0] = &output_types[OUTPUT_SINGLE_PLANE];
cinfo->build_output_func[0] =
g_strdup_printf (templ_OUTPUT_VUYA, y, u, v, a);
break;
}
/* semi-planar */
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:{
gchar u, v;
get_semi_planar_component (format, &u, &v, FALSE);
cinfo->ps_output[0] = &output_types[OUTPUT_SINGLE_PLANE];
cinfo->build_output_func[0] = g_strdup (templ_OUTPUT_LUMA);
cinfo->ps_output[1] = &output_types[OUTPUT_SINGLE_PLANE];
cinfo->build_output_func[1] =
g_strdup_printf (templ_OUTPUT_CHROMA_SEMI_PLANAR, u, v);
break;
}
/* planar */
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:{
gchar u, v;
guint scale;
get_planar_component (format, &u, &v, &scale);
cinfo->ps_output[0] = &output_types[OUTPUT_SINGLE_PLANE];
cinfo->ps_output[1] = &output_types[OUTPUT_TWO_PLANES];
if (info->finfo->depth[0] == 8) {
cinfo->build_output_func[0] = g_strdup (templ_OUTPUT_LUMA);
cinfo->build_output_func[1] =
g_strdup_printf (templ_OUTPUT_CHROMA_PLANAR, u, v);
} else {
cinfo->build_output_func[0] = g_strdup_printf (templ_OUTPUT_LUMA_SCALED,
scale);
cinfo->build_output_func[1] =
g_strdup_printf (templ_OUTPUT_CHROMA_PLANAR_SCALED,
u, scale, v, scale);
}
break;
}
case GST_VIDEO_FORMAT_Y444:
case GST_VIDEO_FORMAT_Y444_10LE:
case GST_VIDEO_FORMAT_Y444_12LE:
case GST_VIDEO_FORMAT_Y444_16LE:{
gchar u, v;
guint scale;
get_planar_component (format, &u, &v, &scale);
cinfo->ps_output[0] = &output_types[OUTPUT_THREE_PLANES];
if (info->finfo->depth[0] == 8) {
cinfo->build_output_func[0] = g_strdup (templ_OUTPUT_Y444);
} else {
cinfo->build_output_func[0] = g_strdup_printf (templ_OUTPUT_Y444_SCALED,
scale);
}
break;
}
case GST_VIDEO_FORMAT_GRAY8:
case GST_VIDEO_FORMAT_GRAY16_LE:
cinfo->ps_output[0] = &output_types[OUTPUT_SINGLE_PLANE];
cinfo->build_output_func[0] = g_strdup (templ_OUTPUT_LUMA);
break;
default:
g_assert_not_reached ();
return FALSE;
}
return TRUE;
}
static gboolean
gst_d3d11_converter_prepare_sample_texture (GstD3D11Converter * self,
const GstVideoInfo * in_info, const GstVideoInfo * out_info)
{
GstD3D11ConverterPrivate *priv = self->priv;
GstVideoFormat format = GST_VIDEO_INFO_FORMAT (in_info);
gboolean out_rgb = GST_VIDEO_INFO_IS_RGB (out_info);
gboolean out_yuv = GST_VIDEO_INFO_IS_YUV (out_info);
gboolean out_gray = GST_VIDEO_INFO_IS_GRAY (out_info);
ConvertInfo *cinfo = &priv->convert_info;
switch (format) {
/* RGB */
case GST_VIDEO_FORMAT_RGBA64_LE:
case GST_VIDEO_FORMAT_RGB10A2_LE:
case GST_VIDEO_FORMAT_BGRA:
case GST_VIDEO_FORMAT_RGBA:
case GST_VIDEO_FORMAT_BGRx:
case GST_VIDEO_FORMAT_RGBx:
cinfo->sample_texture_func[0] = g_strdup (templ_SAMPLE_DEFAULT);
if (cinfo->ps_output[1])
cinfo->sample_texture_func[1] =
g_strdup (cinfo->sample_texture_func[0]);
break;
/* VUYA */
case GST_VIDEO_FORMAT_VUYA:
case GST_VIDEO_FORMAT_AYUV:
case GST_VIDEO_FORMAT_AYUV64:{
gchar y, u, v, a;
get_vuya_component (format, &y, &u, &v, &a);
cinfo->sample_texture_func[0] = g_strdup_printf (templ_SAMPLE_VUYA,
y, u, v, a);
if (cinfo->ps_output[1]) {
cinfo->sample_texture_func[1] =
g_strdup (cinfo->sample_texture_func[0]);
}
break;
}
/* semi-planar */
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:{
gchar u, v;
get_semi_planar_component (format, &u, &v, TRUE);
if (out_rgb) {
cinfo->sample_texture_func[0] =
g_strdup_printf (templ_SAMPLE_SEMI_PLANAR, u, v);
} else if (out_gray) {
cinfo->sample_texture_func[0] = g_strdup (templ_SAMPLE_YUV_LUMA);
} else if (out_yuv) {
if (GST_VIDEO_INFO_N_PLANES (out_info) == 1 ||
cinfo->ps_output[0] == &output_types[OUTPUT_THREE_PLANES]) {
/* YUV packed or Y444 */
cinfo->sample_texture_func[0] =
g_strdup_printf (templ_SAMPLE_SEMI_PLANAR, u, v);
} else {
if (priv->fast_path) {
cinfo->sample_texture_func[0] = g_strdup (templ_SAMPLE_YUV_LUMA);
cinfo->sample_texture_func[1] =
g_strdup_printf (templ_SAMPLE_SEMI_PLANAR_CHROMA, u, v);
} else {
cinfo->sample_texture_func[0] =
g_strdup_printf (templ_SAMPLE_SEMI_PLANAR, u, v);
cinfo->sample_texture_func[1] =
g_strdup (cinfo->sample_texture_func[0]);
}
}
} else {
g_assert_not_reached ();
return FALSE;
}
break;
}
/* planar */
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:{
gchar u, v;
guint scale;
get_planar_component (format, &u, &v, &scale);
if (out_rgb) {
cinfo->sample_texture_func[0] = g_strdup_printf (templ_SAMPLE_PLANAR,
u, v, scale);
} else if (out_gray) {
cinfo->sample_texture_func[0] =
g_strdup_printf (templ_SAMPLE_YUV_LUMA_SCALED, scale);
} else if (out_yuv) {
if (GST_VIDEO_INFO_N_PLANES (out_info) == 1 ||
cinfo->ps_output[0] == &output_types[OUTPUT_THREE_PLANES]) {
/* YUV packed or Y444 */
cinfo->sample_texture_func[0] = g_strdup_printf (templ_SAMPLE_PLANAR,
u, v, scale);
} else {
if (priv->fast_path) {
cinfo->sample_texture_func[0] =
g_strdup_printf (templ_SAMPLE_YUV_LUMA_SCALED, scale);
cinfo->sample_texture_func[1] =
g_strdup_printf (templ_SAMPLE_PLANAR_CHROMA, u, v, scale);
} else {
cinfo->sample_texture_func[0] =
g_strdup_printf (templ_SAMPLE_PLANAR, u, v, scale);
cinfo->sample_texture_func[1] =
g_strdup (cinfo->sample_texture_func[0]);
}
}
} else {
g_assert_not_reached ();
return FALSE;
}
break;
}
/* yuv packed */
case GST_VIDEO_FORMAT_Y410:{
gchar y, u, v;
get_packed_yuv_components (format, &y, &u, &v);
cinfo->sample_texture_func[0] = g_strdup_printf (templ_SAMPLE_YUV_PACKED,
y, u, v);
if (cinfo->ps_output[1]) {
cinfo->sample_texture_func[1] =
g_strdup (cinfo->sample_texture_func[0]);
}
break;
}
case GST_VIDEO_FORMAT_GRAY8:
case GST_VIDEO_FORMAT_GRAY16_LE:
cinfo->sample_texture_func[0] = g_strdup (templ_SAMPLE_GRAY);
if (cinfo->ps_output[1])
cinfo->sample_texture_func[1] = g_strdup (templ_SAMPLE_GRAY_CHROMA);
break;
default:
g_assert_not_reached ();
return FALSE;
}
return TRUE;
}
static const gchar *
get_color_range_name (GstVideoColorRange range)
{
switch (range) {
case GST_VIDEO_COLOR_RANGE_0_255:
return "FULL";
case GST_VIDEO_COLOR_RANGE_16_235:
return "STUDIO";
default:
break;
}
return "UNKNOWN";
}
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 void
convert_info_gray_to_rgb (const GstVideoInfo * gray, GstVideoInfo * rgb)
{
GstVideoInfo tmp;
if (GST_VIDEO_INFO_IS_RGB (gray)) {
*rgb = *gray;
return;
}
if (gray->finfo->depth[0] == 8) {
gst_video_info_set_format (&tmp,
GST_VIDEO_FORMAT_RGBA, gray->width, gray->height);
} else {
gst_video_info_set_format (&tmp,
GST_VIDEO_FORMAT_RGBA64_LE, 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;
*rgb = tmp;
}
static gboolean
gst_d3d11_converter_prepare_colorspace_fast (GstD3D11Converter * self,
const GstVideoInfo * in_info, const GstVideoInfo * out_info)
{
GstD3D11ConverterPrivate *priv = self->priv;
const GstVideoColorimetry *in_color = &in_info->colorimetry;
const GstVideoColorimetry *out_color = &out_info->colorimetry;
ConvertInfo *cinfo = &priv->convert_info;
PSColorSpace *to_rgb_buf = &priv->const_data.to_rgb_buf;
PSColorSpace *to_yuv_buf = &priv->const_data.to_yuv_buf;
GstD3D11ColorMatrix to_rgb_matrix;
GstD3D11ColorMatrix to_yuv_matrix;
gchar *matrix_dump;
memset (&to_rgb_matrix, 0, sizeof (GstD3D11ColorMatrix));
memset (&to_yuv_matrix, 0, sizeof (GstD3D11ColorMatrix));
for (guint i = 0; i < 2; i++) {
cinfo->to_rgb_func[i] = templ_COLOR_SPACE_IDENTITY;
cinfo->to_yuv_func[i] = templ_COLOR_SPACE_IDENTITY;
}
cinfo->gamma_decode_func = templ_GAMMA_DECODE_IDENTITY;
cinfo->gamma_encode_func = templ_GAMMA_ENCODE_IDENTITY;
cinfo->XYZ_convert_func = templ_XYZ_CONVERT_IDENTITY;
if (GST_VIDEO_INFO_IS_RGB (in_info)) {
if (GST_VIDEO_INFO_IS_RGB (out_info)) {
if (in_color->range == out_color->range) {
GST_DEBUG_OBJECT (self, "RGB -> RGB without colorspace conversion");
} else {
if (!gst_d3d11_color_range_adjust_matrix_unorm (in_info, out_info,
&to_rgb_matrix)) {
GST_ERROR_OBJECT (self, "Failed to get RGB range adjust matrix");
return FALSE;
}
matrix_dump = gst_d3d11_dump_color_matrix (&to_rgb_matrix);
GST_DEBUG_OBJECT (self, "RGB range adjust %s -> %s\n%s",
get_color_range_name (in_color->range),
get_color_range_name (out_color->range), matrix_dump);
g_free (matrix_dump);
cinfo->to_rgb_func[0] = templ_COLOR_SPACE_CONVERT;
}
} else {
GstVideoInfo yuv_info;
convert_info_gray_to_yuv (out_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;
}
if (!gst_d3d11_rgb_to_yuv_matrix_unorm (in_info,
&yuv_info, &to_yuv_matrix)) {
GST_ERROR_OBJECT (self, "Failed to get RGB -> YUV transform matrix");
return FALSE;
}
matrix_dump = gst_d3d11_dump_color_matrix (&to_yuv_matrix);
GST_DEBUG_OBJECT (self, "RGB -> YUV matrix:\n%s", matrix_dump);
g_free (matrix_dump);
if (GST_VIDEO_INFO_IS_GRAY (out_info)) {
cinfo->to_yuv_func[0] = templ_COLOR_SPACE_CONVERT_LUMA;
} else if (GST_VIDEO_INFO_N_PLANES (out_info) == 1 ||
cinfo->ps_output[0] == &output_types[OUTPUT_THREE_PLANES]) {
/* YUV packed or Y444 */
cinfo->to_yuv_func[0] = templ_COLOR_SPACE_CONVERT;
} else {
cinfo->to_yuv_func[0] = templ_COLOR_SPACE_CONVERT_LUMA;
cinfo->to_yuv_func[1] = templ_COLOR_SPACE_CONVERT_CHROMA;
}
}
} else if (GST_VIDEO_INFO_IS_GRAY (in_info)) {
gboolean identity = TRUE;
GstD3D11ColorMatrix matrix;
memset (&matrix, 0, sizeof (GstD3D11ColorMatrix));
if (in_color->range != out_color->range) {
GstVideoInfo in_tmp, out_tmp;
if (GST_VIDEO_INFO_IS_RGB (out_info)) {
convert_info_gray_to_rgb (in_info, &in_tmp);
out_tmp = *out_info;
} else {
convert_info_gray_to_yuv (in_info, &in_tmp);
convert_info_gray_to_yuv (out_info, &out_tmp);
}
identity = FALSE;
if (!gst_d3d11_color_range_adjust_matrix_unorm (&in_tmp, &out_tmp,
&matrix)) {
GST_ERROR_OBJECT (self, "Failed to get GRAY range adjust matrix");
return FALSE;
}
matrix_dump = gst_d3d11_dump_color_matrix (&matrix);
GST_DEBUG_OBJECT (self, "GRAY range adjust matrix:\n%s", matrix_dump);
g_free (matrix_dump);
}
if (GST_VIDEO_INFO_IS_GRAY (out_info)) {
if (identity) {
GST_DEBUG_OBJECT (self, "GRAY to GRAY without range adjust");
} else {
cinfo->to_yuv_func[0] = templ_COLOR_SPACE_CONVERT_LUMA;
}
to_yuv_matrix = matrix;
} else if (GST_VIDEO_INFO_IS_RGB (out_info)) {
if (identity) {
GST_DEBUG_OBJECT (self, "GRAY to RGB without range adjust");
cinfo->to_rgb_func[0] = templ_COLOR_SPACE_GRAY_TO_RGB;
} else {
cinfo->to_rgb_func[0] = templ_COLOR_SPACE_GRAY_TO_RGB_RANGE_ADJUST;
}
to_rgb_matrix = matrix;
} else if (GST_VIDEO_INFO_IS_YUV (out_info)) {
if (identity) {
GST_DEBUG_OBJECT (self, "GRAY to YUV without range adjust");
} else {
cinfo->to_yuv_func[0] = templ_COLOR_SPACE_CONVERT_LUMA;
cinfo->to_yuv_func[1] = templ_COLOR_SPACE_CONVERT_LUMA;
}
to_yuv_matrix = matrix;
} else {
g_assert_not_reached ();
return FALSE;
}
} else if (GST_VIDEO_INFO_IS_YUV (in_info)) {
if (GST_VIDEO_INFO_IS_RGB (out_info)) {
GstVideoInfo yuv_info = *in_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;
}
if (!gst_d3d11_yuv_to_rgb_matrix_unorm (&yuv_info,
out_info, &to_rgb_matrix)) {
GST_ERROR_OBJECT (self, "Failed to get YUV -> RGB transform matrix");
return FALSE;
}
matrix_dump = gst_d3d11_dump_color_matrix (&to_rgb_matrix);
GST_DEBUG_OBJECT (self, "YUV -> RGB matrix:\n%s", matrix_dump);
g_free (matrix_dump);
cinfo->to_rgb_func[0] = templ_COLOR_SPACE_CONVERT;
} else if (in_color->range != out_color->range) {
if (!gst_d3d11_color_range_adjust_matrix_unorm (in_info, out_info,
&to_yuv_matrix)) {
GST_ERROR_OBJECT (self, "Failed to get GRAY range adjust matrix");
return FALSE;
}
matrix_dump = gst_d3d11_dump_color_matrix (&to_yuv_matrix);
GST_DEBUG_OBJECT (self, "YUV range adjust matrix:\n%s", matrix_dump);
g_free (matrix_dump);
if (GST_VIDEO_INFO_IS_GRAY (out_info)) {
cinfo->to_yuv_func[0] = templ_COLOR_SPACE_CONVERT_LUMA;
} else if (GST_VIDEO_INFO_N_PLANES (out_info) == 1 ||
cinfo->ps_output[0] == &output_types[OUTPUT_THREE_PLANES]) {
/* YUV packed or Y444 */
cinfo->to_yuv_func[0] = templ_COLOR_SPACE_CONVERT;
} else {
cinfo->to_yuv_func[0] = templ_COLOR_SPACE_CONVERT_LUMA;
cinfo->to_yuv_func[1] = templ_COLOR_SPACE_CONVERT_CHROMA;
}
}
} else {
g_assert_not_reached ();
return FALSE;
}
for (guint i = 0; i < 3; i++) {
to_rgb_buf->coeffX[i] = to_rgb_matrix.matrix[0][i];
to_rgb_buf->coeffY[i] = to_rgb_matrix.matrix[1][i];
to_rgb_buf->coeffZ[i] = to_rgb_matrix.matrix[2][i];
to_rgb_buf->offset[i] = to_rgb_matrix.offset[i];
to_rgb_buf->min[i] = to_rgb_matrix.min[i];
to_rgb_buf->max[i] = to_rgb_matrix.max[i];
to_yuv_buf->coeffX[i] = to_yuv_matrix.matrix[0][i];
to_yuv_buf->coeffY[i] = to_yuv_matrix.matrix[1][i];
to_yuv_buf->coeffZ[i] = to_yuv_matrix.matrix[2][i];
to_yuv_buf->offset[i] = to_yuv_matrix.offset[i];
to_yuv_buf->min[i] = to_yuv_matrix.min[i];
to_yuv_buf->max[i] = to_yuv_matrix.max[i];
}
return TRUE;
}
static gboolean
gst_d3d11_converter_prepare_colorspace (GstD3D11Converter * self,
const GstVideoInfo * in_info, const GstVideoInfo * out_info)
{
GstD3D11ConverterPrivate *priv = self->priv;
const GstVideoColorimetry *in_color = &in_info->colorimetry;
const GstVideoColorimetry *out_color = &out_info->colorimetry;
ConvertInfo *cinfo = &priv->convert_info;
PSColorSpace *to_rgb_buf = &priv->const_data.to_rgb_buf;
PSColorSpace *to_yuv_buf = &priv->const_data.to_yuv_buf;
PSColorSpace *XYZ_convert_buf = &priv->const_data.XYZ_convert_buf;
GstD3D11ColorMatrix to_rgb_matrix;
GstD3D11ColorMatrix to_yuv_matrix;
GstD3D11ColorMatrix XYZ_convert_matrix;
gchar *matrix_dump;
GstVideoInfo in_rgb_info = *in_info;
GstVideoInfo out_rgb_info = *out_info;
g_assert (GST_VIDEO_INFO_IS_RGB (in_info) || GST_VIDEO_INFO_IS_YUV (in_info));
g_assert (GST_VIDEO_INFO_IS_RGB (out_info)
|| GST_VIDEO_INFO_IS_YUV (out_info));
memset (&to_rgb_matrix, 0, sizeof (GstD3D11ColorMatrix));
memset (&to_yuv_matrix, 0, sizeof (GstD3D11ColorMatrix));
memset (&XYZ_convert_matrix, 0, sizeof (GstD3D11ColorMatrix));
for (guint i = 0; i < 2; i++) {
cinfo->to_rgb_func[i] = templ_COLOR_SPACE_IDENTITY;
cinfo->to_yuv_func[i] = templ_COLOR_SPACE_IDENTITY;
}
cinfo->XYZ_convert_func = templ_XYZ_CONVERT_IDENTITY;
cinfo->gamma_decode_func = templ_GAMMA_DECODE;
cinfo->gamma_encode_func = templ_GAMMA_ENCODE;
/* 1) convert input to 0..255 range RGB */
if (GST_VIDEO_INFO_IS_RGB (in_info) &&
in_color->range == GST_VIDEO_COLOR_RANGE_16_235) {
in_rgb_info.colorimetry.range = GST_VIDEO_COLOR_RANGE_0_255;
if (!gst_d3d11_color_range_adjust_matrix_unorm (in_info, &in_rgb_info,
&to_rgb_matrix)) {
GST_ERROR_OBJECT (self, "Failed to get RGB range adjust matrix");
return FALSE;
}
matrix_dump = gst_d3d11_dump_color_matrix (&to_rgb_matrix);
GST_DEBUG_OBJECT (self, "Input RGB range adjust matrix\n%s", matrix_dump);
g_free (matrix_dump);
cinfo->to_rgb_func[0] = cinfo->to_rgb_func[1] = templ_COLOR_SPACE_CONVERT;
} else if (GST_VIDEO_INFO_IS_YUV (in_info)) {
GstVideoInfo yuv_info;
GstVideoFormat rgb_format;
yuv_info = *in_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;
}
if (in_info->finfo->depth[0] == 8) {
rgb_format = GST_VIDEO_FORMAT_RGBA;
} else {
rgb_format = GST_VIDEO_FORMAT_RGBA64_LE;
}
gst_video_info_set_format (&in_rgb_info, rgb_format, in_info->width,
in_info->height);
in_rgb_info.colorimetry.range = GST_VIDEO_COLOR_RANGE_0_255;
in_rgb_info.colorimetry.transfer = in_color->transfer;
in_rgb_info.colorimetry.primaries = in_color->primaries;
if (!gst_d3d11_yuv_to_rgb_matrix_unorm (&yuv_info, &in_rgb_info,
&to_rgb_matrix)) {
GST_ERROR_OBJECT (self, "Failed to get YUV -> RGB transform matrix");
return FALSE;
}
matrix_dump = gst_d3d11_dump_color_matrix (&to_rgb_matrix);
GST_DEBUG_OBJECT (self, "YUV -> RGB matrix:\n%s", matrix_dump);
g_free (matrix_dump);
cinfo->to_rgb_func[0] = cinfo->to_rgb_func[1] = templ_COLOR_SPACE_CONVERT;
}
/* 2) convert gamma/XYZ converted 0..255 RGB to output format */
if (GST_VIDEO_INFO_IS_RGB (out_info) &&
out_color->range == GST_VIDEO_COLOR_RANGE_16_235) {
out_rgb_info.colorimetry.range = GST_VIDEO_COLOR_RANGE_0_255;
if (!gst_d3d11_color_range_adjust_matrix_unorm (&out_rgb_info, out_info,
&to_yuv_matrix)) {
GST_ERROR_OBJECT (self, "Failed to get RGB range adjust matrix");
return FALSE;
}
matrix_dump = gst_d3d11_dump_color_matrix (&to_yuv_matrix);
GST_DEBUG_OBJECT (self, "Output RGB range adjust matrix\n%s", matrix_dump);
g_free (matrix_dump);
cinfo->to_yuv_func[0] = cinfo->to_yuv_func[1] = templ_COLOR_SPACE_CONVERT;
} else if (GST_VIDEO_INFO_IS_YUV (out_info)) {
GstVideoInfo yuv_info;
yuv_info = *out_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_video_info_set_format (&out_rgb_info,
GST_VIDEO_INFO_FORMAT (&in_rgb_info), out_info->width,
out_info->height);
out_rgb_info.colorimetry.range = GST_VIDEO_COLOR_RANGE_0_255;
out_rgb_info.colorimetry.transfer = out_color->transfer;
out_rgb_info.colorimetry.primaries = out_color->primaries;
if (!gst_d3d11_rgb_to_yuv_matrix_unorm (&out_rgb_info,
&yuv_info, &to_yuv_matrix)) {
GST_ERROR_OBJECT (self, "Failed to get RGB -> YUV transform matrix");
return FALSE;
}
matrix_dump = gst_d3d11_dump_color_matrix (&to_yuv_matrix);
GST_DEBUG_OBJECT (self, "RGB -> YUV matrix:\n%s", matrix_dump);
g_free (matrix_dump);
if (GST_VIDEO_INFO_N_PLANES (out_info) == 1 ||
cinfo->ps_output[0] == &output_types[OUTPUT_THREE_PLANES]) {
/* YUV packed or Y444 */
cinfo->to_yuv_func[0] = templ_COLOR_SPACE_CONVERT;
} else {
cinfo->to_yuv_func[0] = templ_COLOR_SPACE_CONVERT_LUMA;
cinfo->to_yuv_func[1] = templ_COLOR_SPACE_CONVERT_CHROMA;
}
}
/* TODO: handle HDR mastring display info */
if (priv->do_primaries) {
const GstVideoColorPrimariesInfo *in_pinfo;
const GstVideoColorPrimariesInfo *out_pinfo;
in_pinfo = gst_video_color_primaries_get_info (in_color->primaries);
out_pinfo = gst_video_color_primaries_get_info (out_color->primaries);
if (!gst_d3d11_color_primaries_matrix_unorm (in_pinfo, out_pinfo,
&XYZ_convert_matrix)) {
GST_ERROR_OBJECT (self, "Failed to get primaries conversion matrix");
return FALSE;
}
matrix_dump = gst_d3d11_dump_color_matrix (&XYZ_convert_matrix);
GST_DEBUG_OBJECT (self, "Primaries conversion matrix:\n%s", matrix_dump);
g_free (matrix_dump);
cinfo->XYZ_convert_func = templ_XYZ_CONVERT;
}
for (guint i = 0; i < 3; i++) {
to_rgb_buf->coeffX[i] = to_rgb_matrix.matrix[0][i];
to_rgb_buf->coeffY[i] = to_rgb_matrix.matrix[1][i];
to_rgb_buf->coeffZ[i] = to_rgb_matrix.matrix[2][i];
to_rgb_buf->offset[i] = to_rgb_matrix.offset[i];
to_rgb_buf->min[i] = to_rgb_matrix.min[i];
to_rgb_buf->max[i] = to_rgb_matrix.max[i];
to_yuv_buf->coeffX[i] = to_yuv_matrix.matrix[0][i];
to_yuv_buf->coeffY[i] = to_yuv_matrix.matrix[1][i];
to_yuv_buf->coeffZ[i] = to_yuv_matrix.matrix[2][i];
to_yuv_buf->offset[i] = to_yuv_matrix.offset[i];
to_yuv_buf->min[i] = to_yuv_matrix.min[i];
to_yuv_buf->max[i] = to_yuv_matrix.max[i];
XYZ_convert_buf->coeffX[i] = XYZ_convert_matrix.matrix[0][i];
XYZ_convert_buf->coeffY[i] = XYZ_convert_matrix.matrix[1][i];
XYZ_convert_buf->coeffZ[i] = XYZ_convert_matrix.matrix[2][i];
XYZ_convert_buf->offset[i] = XYZ_convert_matrix.offset[i];
XYZ_convert_buf->min[i] = XYZ_convert_matrix.min[i];
XYZ_convert_buf->max[i] = XYZ_convert_matrix.max[i];
}
return TRUE;
}
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;
guint16 gamma_dec_table[GAMMA_LUT_SIZE];
guint16 gamma_enc_table[GAMMA_LUT_SIZE];
GstVideoTransferFunction in_trc = in_info->colorimetry.transfer;
GstVideoTransferFunction out_trc = out_info->colorimetry.transfer;
gdouble scale = (gdouble) 1 / (GAMMA_LUT_SIZE - 1);
memset (&desc, 0, sizeof (D3D11_TEXTURE1D_DESC));
memset (&subresource, 0, sizeof (D3D11_SUBRESOURCE_DATA));
memset (&srv_desc, 0, sizeof (D3D11_SHADER_RESOURCE_VIEW_DESC));
for (guint i = 0; i < GAMMA_LUT_SIZE; i++) {
gdouble val = gst_video_transfer_function_decode (in_trc, i * scale);
val = rint (val * 65535);
val = CLAMP (val, 0, 65535);
gamma_dec_table[i] = (guint16) val;
val = gst_video_transfer_function_encode (out_trc, i * scale);
val = rint (val * 65535);
val = CLAMP (val, 0, 65535);
gamma_enc_table[i] = (guint16) val;
}
desc.Width = GAMMA_LUT_SIZE;
desc.MipLevels = 1;
desc.ArraySize = 1;
desc.Format = DXGI_FORMAT_R16_UNORM;
desc.Usage = D3D11_USAGE_DEFAULT;
desc.BindFlags = D3D11_BIND_SHADER_RESOURCE;
subresource.pSysMem = gamma_dec_table;
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;
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.Detach ();
priv->gamma_enc_lut = gamma_enc_lut.Detach ();
priv->gamma_dec_srv = gamma_dec_srv.Detach ();
priv->gamma_enc_srv = gamma_enc_srv.Detach ();
return TRUE;
}
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->out_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]);
if (GST_VIDEO_INFO_IS_RGB (out_info) || GST_VIDEO_INFO_IS_GRAY (out_info)) {
/* 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;
for (guint i = 0; i < 3; i++)
priv->clear_color[0][i] = converted[i];
priv->clear_color[0][3] = a;
} else {
/* background color for video processor */
priv->background_color.YCbCr.Y = converted[0];
priv->background_color.YCbCr.Cb = converted[1];
priv->background_color.YCbCr.Cr = converted[2];
priv->background_color.YCbCr.A = a;
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_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;
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;
}
/* 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;
video_device->AddRef ();
priv->processor = processor.Detach ();
hr = video_context1.As (&video_context2);
if (SUCCEEDED (hr))
priv->video_context2 = video_context2.Detach ();
priv->video_context = video_context1.Detach ();
priv->enumerator = enumerator1.Detach ();
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;
}
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;
gchar *backend_str;
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);
if (config) {
gst_structure_get_flags (config, GST_D3D11_CONVERTER_OPT_BACKEND,
GST_TYPE_D3D11_CONVERTER_BACKEND, &wanted_backend);
gst_structure_free (config);
}
if (!wanted_backend) {
wanted_backend =
GST_D3D11_CONVERTER_BACKEND_SHADER |
GST_D3D11_CONVERTER_BACKEND_VIDEO_PROCESSOR;
}
self = (GstD3D11Converter *) g_object_new (GST_TYPE_D3D11_CONVERTER, nullptr);
gst_object_ref_sink (self);
priv = self->priv;
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",
gst_video_format_to_string (GST_VIDEO_INFO_FORMAT (in_info)),
gst_video_format_to_string (GST_VIDEO_INFO_FORMAT (out_info)),
backend_str);
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->fast_path = TRUE;
priv->const_data.alpha = 1.0;
priv->in_info = *in_info;
priv->fallback_info = *in_info;
priv->out_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;
if (GST_VIDEO_INFO_IS_RGB (out_info)) {
GstVideoInfo 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,
&priv->clear_color_matrix);
} else {
GstVideoInfo rgb_info;
GstVideoInfo yuv_info;
gst_video_info_set_format (&rgb_info, GST_VIDEO_FORMAT_RGBA64_LE,
out_info->width, out_info->height);
convert_info_gray_to_yuv (out_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;
if (!GST_VIDEO_INFO_IS_GRAY (in_info) && !GST_VIDEO_INFO_IS_GRAY (out_info)) {
if (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->fast_path = FALSE;
}
if (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->fast_path = FALSE;
priv->do_primaries = TRUE;
}
}
if (!gst_d3d11_converter_prepare_output (self, out_info))
goto out;
if (!gst_d3d11_converter_prepare_sample_texture (self, in_info, out_info))
goto out;
if (priv->fast_path) {
if (!gst_d3d11_converter_prepare_colorspace_fast (self, in_info, out_info))
goto out;
} else {
if (!gst_d3d11_converter_prepare_colorspace (self, in_info, out_info))
goto out;
if (!gst_d3d11_converter_setup_lut (self, in_info, out_info))
goto out;
}
if (!gst_d3d11_color_convert_setup_shader (self, in_info, out_info))
goto out;
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])
{
GstD3D11ConverterPrivate *priv;
ComPtr < ID3D11Resource > resource;
ComPtr < ID3D11Texture2D > texture;
D3D11_TEXTURE2D_DESC desc;
ConvertInfo *cinfo;
ID3D11DeviceContext *context;
UINT offsets = 0;
UINT vertex_stride = sizeof (VertexData);
ID3D11ShaderResourceView *clear_view[GST_VIDEO_MAX_PLANES] = { nullptr, };
gboolean ret = TRUE;
priv = self->priv;
cinfo = &priv->convert_info;
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);
g_mutex_lock (&priv->prop_lock);
if (priv->update_dest_rect && !gst_d3d11_converter_update_dest_rect (self)) {
GST_ERROR_OBJECT (self, "Failed to update dest rect");
ret = FALSE;
goto out;
}
if (priv->update_src_rect ||
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;
if (!gst_d3d11_converter_update_src_rect (self)) {
GST_ERROR_OBJECT (self, "Cannot update src rect");
ret = FALSE;
goto out;
}
}
if (priv->update_alpha) {
D3D11_MAPPED_SUBRESOURCE map;
PSConstBuffer *const_buffer;
HRESULT hr;
hr = context->Map (priv->const_buffer, 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);
ret = FALSE;
goto out;
}
const_buffer = (PSConstBuffer *) map.pData;
memcpy (const_buffer, &priv->const_data, sizeof (PSConstBuffer));
context->Unmap (priv->const_buffer, 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);
context->IASetInputLayout (priv->layout);
context->IASetVertexBuffers (0, 1, &priv->vertex_buffer, &vertex_stride,
&offsets);
context->IASetIndexBuffer (priv->index_buffer, DXGI_FORMAT_R16_UINT, 0);
context->PSSetSamplers (0, 1, &priv->linear_sampler);
context->VSSetShader (priv->vs, nullptr, 0);
context->PSSetConstantBuffers (0, 1, &priv->const_buffer);
context->PSSetShaderResources (0, priv->num_input_view, srv);
if (!priv->fast_path) {
ID3D11ShaderResourceView *gamma_srv[2];
gamma_srv[0] = priv->gamma_dec_srv;
gamma_srv[1] = priv->gamma_enc_srv;
context->PSSetShaderResources (4, 2, gamma_srv);
}
context->PSSetShader (priv->ps[0], nullptr, 0);
context->RSSetViewports (cinfo->ps_output[0]->num_rtv, priv->viewport);
context->OMSetRenderTargets (cinfo->ps_output[0]->num_rtv, rtv, nullptr);
if (priv->blend) {
context->OMSetBlendState (priv->blend,
priv->blend_factor, priv->blend_sample_mask);
} else {
context->OMSetBlendState (nullptr, nullptr, 0xffffffff);
}
context->DrawIndexed (6, 0, 0);
if (priv->ps[1]) {
guint view_offset = cinfo->ps_output[0]->num_rtv;
context->PSSetShader (priv->ps[1], nullptr, 0);
context->RSSetViewports (cinfo->ps_output[1]->num_rtv,
&priv->viewport[view_offset]);
context->OMSetRenderTargets (cinfo->ps_output[1]->num_rtv,
&rtv[view_offset], nullptr);
context->DrawIndexed (6, 0, 0);
}
context->PSSetShaderResources (0, 4, clear_view);
context->OMSetRenderTargets (0, nullptr, nullptr);
out:
g_mutex_unlock (&priv->prop_lock);
return ret;
}
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_ensure_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_create_fallback_buffer (GstD3D11Converter * self)
{
GstD3D11ConverterPrivate *priv = self->priv;
GstD3D11AllocationParams *params;
GstBufferPool *pool;
GstCaps *caps;
guint bind_flags = D3D11_BIND_SHADER_RESOURCE;
GstStructure *config;
gst_clear_buffer (&priv->fallback_inbuf);
if (priv->processor)
bind_flags |= D3D11_BIND_RENDER_TARGET;
params = gst_d3d11_allocation_params_new (self->device, &priv->fallback_info,
GST_D3D11_ALLOCATION_FLAG_DEFAULT, bind_flags, 0);
caps = gst_video_info_to_caps (&priv->fallback_info);
pool = gst_d3d11_buffer_pool_new (self->device);
config = gst_buffer_pool_get_config (pool);
gst_buffer_pool_config_set_params (config, caps, priv->fallback_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 FALSE;
}
if (!gst_buffer_pool_set_active (pool, TRUE)) {
GST_ERROR_OBJECT (self, "Failed to set active");
gst_object_unref (pool);
return FALSE;
}
gst_buffer_pool_acquire_buffer (pool, &priv->fallback_inbuf, nullptr);
gst_buffer_pool_set_active (pool, FALSE);
gst_object_unref (pool);
if (!priv->fallback_inbuf) {
GST_ERROR_OBJECT (self, "Failed to create fallback buffer");
return FALSE;
}
return TRUE;
}
static gboolean
gst_d3d11_converter_copy_buffer (GstD3D11Converter * self, GstBuffer * in_buf)
{
GstD3D11ConverterPrivate *priv = self->priv;
GstVideoFrame frame, fallback_frame;
GstVideoInfo *fallback_info = &priv->fallback_info;
gboolean ret;
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 (fallback_info->width != GST_VIDEO_FRAME_WIDTH (&frame) ||
fallback_info->height != GST_VIDEO_FRAME_HEIGHT (&frame)) {
gst_clear_buffer (&priv->fallback_inbuf);
*fallback_info = frame.info;
}
if (!priv->fallback_inbuf &&
!gst_d3d11_converter_create_fallback_buffer (self)) {
goto error;
}
if (!gst_video_frame_map (&fallback_frame,
&priv->fallback_info, priv->fallback_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_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 gboolean
gst_d3d11_converter_ensure_fallback_inbuf (GstD3D11Converter * self,
GstBuffer * in_buf, GstMapInfo in_info[GST_VIDEO_MAX_PLANES])
{
GstD3D11ConverterPrivate *priv = self->priv;
D3D11_TEXTURE2D_DESC desc[GST_VIDEO_MAX_PLANES];
gboolean same_size = TRUE;
ID3D11DeviceContext *context;
for (guint i = 0; i < gst_buffer_n_memory (in_buf); i++) {
GstD3D11Memory *in_mem =
(GstD3D11Memory *) gst_buffer_peek_memory (in_buf, i);
gst_d3d11_memory_get_texture_desc (in_mem, &desc[i]);
if (same_size && priv->fallback_inbuf) {
D3D11_TEXTURE2D_DESC prev_desc;
GstD3D11Memory *prev_mem =
(GstD3D11Memory *) gst_buffer_peek_memory (priv->fallback_inbuf, i);
gst_d3d11_memory_get_texture_desc (prev_mem, &prev_desc);
if (prev_desc.Width != desc[i].Width ||
prev_desc.Height != desc[i].Height) {
same_size = FALSE;
}
}
}
priv->fallback_info.width = desc[0].Width;
priv->fallback_info.height = desc[0].Height;
if (priv->fallback_inbuf && !same_size) {
GST_DEBUG_OBJECT (self,
"Size of new buffer is different from previous fallback");
gst_clear_buffer (&priv->fallback_inbuf);
}
if (!priv->fallback_inbuf &&
!gst_d3d11_converter_create_fallback_buffer (self)) {
return FALSE;
}
context = gst_d3d11_device_get_device_context_handle (self->device);
for (guint i = 0; i < gst_buffer_n_memory (in_buf); i++) {
GstMemory *mem = gst_buffer_peek_memory (priv->fallback_inbuf, i);
GstD3D11Memory *dmem = GST_D3D11_MEMORY_CAST (mem);
GstMapInfo info;
ID3D11Resource *src_tex = (ID3D11Resource *) in_info[i].data;
guint src_subresource = GPOINTER_TO_UINT (in_info[i].user_data[0]);
ID3D11Resource *fallback_tex;
D3D11_TEXTURE2D_DESC fallback_desc;
D3D11_BOX src_box = { 0, };
if (!gst_memory_map (mem, &info, (GstMapFlags)
(GST_MAP_WRITE | GST_MAP_D3D11))) {
GST_ERROR_OBJECT (self, "Couldn't map fallback memory");
}
fallback_tex = (ID3D11Resource *) info.data;
gst_d3d11_memory_get_texture_desc (dmem, &fallback_desc);
src_box.left = 0;
src_box.top = 0;
src_box.front = 0;
src_box.back = 1;
src_box.right = MIN (fallback_desc.Width, desc[i].Width);
src_box.bottom = MIN (fallback_desc.Height, desc[i].Height);
context->CopySubresourceRegion (fallback_tex, 0, 0, 0, 0,
src_tex, src_subresource, &src_box);
gst_memory_unmap (mem, &info);
}
return TRUE;
}
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_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, };
ID3D11VideoProcessorInputView *piv = nullptr;
ID3D11VideoProcessorOutputView *pov = nullptr;
gboolean use_processor = FALSE;
GstD3D11Memory *in_dmem;
GstD3D11Memory *out_dmem;
GstMapInfo in_info[GST_VIDEO_MAX_PLANES];
GstMapInfo out_info[GST_VIDEO_MAX_PLANES];
D3D11_TEXTURE2D_DESC in_desc, out_desc;
guint num_srv, num_rtv;
gboolean ret = FALSE;
gboolean need_blend = FALSE;
/* Output buffer must be valid D3D11 buffer */
if (!gst_d3d11_converter_ensure_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 buffer");
return FALSE;
}
/* But allows input copying */
if (!gst_d3d11_converter_ensure_d3d11_buffer (self, in_buf)) {
GST_LOG_OBJECT (self, "Input is not d3d11 buffer");
if (!gst_d3d11_converter_copy_buffer (self, in_buf)) {
GST_ERROR_OBJECT (self, "Couldn't copy into fallback buffer");
return FALSE;
}
in_buf = priv->fallback_inbuf;
}
in_dmem = (GstD3D11Memory *) gst_buffer_peek_memory (in_buf, 0);
out_dmem = (GstD3D11Memory *) gst_buffer_peek_memory (out_buf, 0);
if (!gst_d3d11_memory_get_texture_desc (in_dmem, &in_desc)) {
GST_ERROR_OBJECT (self, "Failed to get input desc");
return FALSE;
}
if (!gst_d3d11_memory_get_texture_desc (out_dmem, &out_desc)) {
GST_ERROR_OBJECT (self, "Failed to get output desc");
return FALSE;
}
if ((out_desc.BindFlags & D3D11_BIND_RENDER_TARGET) == 0) {
GST_ERROR_OBJECT (self, "Output is not bound to render target");
return FALSE;
}
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, out_buf, 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;
}
g_mutex_lock (&priv->prop_lock);
gst_d3d11_converter_update_hdr10_meta (self);
if (priv->blend && priv->blend_desc.RenderTarget[0].BlendEnable) {
if (priv->alpha != 1.0) {
need_blend = 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)) {
need_blend = TRUE;
}
}
if (priv->supported_backend == GST_D3D11_CONVERTER_BACKEND_VIDEO_PROCESSOR) {
piv =
gst_d3d11_memory_get_processor_input_view (in_dmem,
priv->video_device, priv->enumerator);
pov =
gst_d3d11_memory_get_processor_output_view (out_dmem,
priv->video_device, priv->enumerator);
use_processor = TRUE;
} else if ((priv->supported_backend &
GST_D3D11_CONVERTER_BACKEND_VIDEO_PROCESSOR) != 0 && !need_blend
&& gst_d3d11_converter_check_bind_flags_for_piv (in_desc.BindFlags)) {
/* TODO: processor supports alpha blending */
/* Try processor when:
* - We were using processor already
* - or SRV is unavailable (likely from decoder output)
* - or HDR10, as we don't support tone-mapping via shader yet
*/
if (priv->processor_in_use ||
(in_desc.BindFlags & D3D11_BIND_SHADER_RESOURCE) == 0 ||
(priv->video_context2 && (priv->have_in_hdr10
|| priv->have_out_hdr10))) {
piv =
gst_d3d11_memory_get_processor_input_view (in_dmem,
priv->video_device, priv->enumerator);
pov =
gst_d3d11_memory_get_processor_output_view (out_dmem,
priv->video_device, priv->enumerator);
}
if (piv != nullptr && pov != nullptr)
use_processor = TRUE;
}
if (use_processor) {
if (!pov) {
GST_ERROR_OBJECT (self, "POV is unavailable");
g_mutex_unlock (&priv->prop_lock);
goto out;
}
if (!piv) {
if (!gst_d3d11_converter_ensure_fallback_inbuf (self, in_buf, in_info)) {
GST_ERROR_OBJECT (self, "Couldn't copy into fallback texture");
g_mutex_unlock (&priv->prop_lock);
goto out;
}
gst_d3d11_converter_unmap_buffer (self, in_buf, in_info);
in_buf = priv->fallback_inbuf;
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 fallback buffer");
g_mutex_unlock (&priv->prop_lock);
in_buf = nullptr;
goto out;
}
in_dmem = (GstD3D11Memory *) gst_buffer_peek_memory (in_buf, 0);
piv = gst_d3d11_memory_get_processor_input_view (in_dmem,
priv->video_device, priv->enumerator);
if (!piv) {
GST_ERROR_OBJECT (self, "Couldn't get POV from fallback buffer");
g_mutex_unlock (&priv->prop_lock);
goto out;
}
}
}
priv->processor_in_use = use_processor;
if (use_processor && !priv->processor_direction_not_supported) {
ID3D11VideoContext1 *video_ctx = priv->video_context;
ID3D11VideoProcessor *proc = priv->processor;
D3D11_VIDEO_PROCESSOR_STREAM stream = { 0, };
HRESULT hr;
if (priv->update_dest_rect && !gst_d3d11_converter_update_dest_rect (self)) {
GST_ERROR_OBJECT (self, "Failed to update dest rect");
g_mutex_unlock (&priv->prop_lock);
goto out;
}
if (priv->update_src_rect && !gst_d3d11_converter_update_src_rect (self)) {
GST_ERROR_OBJECT (self, "Cannot update src rect");
g_mutex_unlock (&priv->prop_lock);
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);
g_mutex_unlock (&priv->prop_lock);
ret = gst_d3d11_result (hr, self->device);;
goto out;
}
g_mutex_unlock (&priv->prop_lock);
if ((priv->supported_backend & GST_D3D11_CONVERTER_BACKEND_SHADER) == 0) {
GST_ERROR_OBJECT (self, "Conversion is not supported");
goto out;
}
num_rtv = gst_d3d11_converter_get_rtv (self, out_buf, 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) {
if (in_buf == priv->fallback_inbuf) {
GST_ERROR_OBJECT (self, "Unable to get SRV from fallback buffer");
goto out;
} else if (!gst_d3d11_converter_ensure_fallback_inbuf (self,
in_buf, in_info)) {
GST_ERROR_OBJECT (self, "Couldn't copy into fallback texture");
goto out;
}
gst_d3d11_converter_unmap_buffer (self, in_buf, in_info);
in_buf = priv->fallback_inbuf;
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 fallback buffer");
in_buf = nullptr;
goto out;
}
num_srv = gst_d3d11_converter_get_srv (self, in_buf, srv);
if (!num_srv) {
GST_ERROR_OBJECT (self, "Couldn't get SRV from fallback input");
goto out;
}
}
GST_TRACE_OBJECT (self, "Converting using shader");
ret = gst_d3d11_converter_convert_internal (self, srv, rtv);
out:
if (in_buf)
gst_d3d11_converter_unmap_buffer (self, in_buf, in_info);
gst_d3d11_converter_unmap_buffer (self, out_buf, out_info);
return ret;
}
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);
}
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);
}
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