/* GStreamer * Copyright (C) <2019> Seungha Yang * Copyright (C) <2019> Jeongki Kim * Copyright (C) <2022> Seungha Yang * * 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 #endif #include "gstd3d11-private.h" #include "gstd3d11device-private.h" #include "gstd3d11converter-private.h" #include "gstd3d11converter.h" #include "gstd3d11device.h" #include "gstd3d11utils.h" #include "gstd3d11memory.h" #include "gstd3d11compile.h" #include "gstd3d11bufferpool.h" #include "gstd3d11converterbuilder.h" #include #include #include #include #include #ifndef HAVE_DIRECTX_MATH_SIMD #define _XM_NO_INTRINSICS_ #endif #include /** * SECTION:gstd3d11converter * @title: GstD3D11Converter * @short_description: Direct3D11 video converter object * * This object performs various video conversion operation * via Direct3D11 API * * Since: 1.22 */ GST_DEBUG_CATEGORY_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 GType type = 0; static const GFlagsValue values[] = { {GST_D3D11_CONVERTER_BACKEND_SHADER, "GST_D3D11_CONVERTER_BACKEND_SHADER", "shader"}, {GST_D3D11_CONVERTER_BACKEND_VIDEO_PROCESSOR, "GST_D3D11_CONVERTER_BACKEND_VIDEO_PROCESSOR", "video-processor"}, {0, nullptr, nullptr} }; GST_D3D11_CALL_ONCE_BEGIN { type = g_flags_register_static ("GstD3D11ConverterBackend", values); } GST_D3D11_CALL_ONCE_END; return type; } GType gst_d3d11_converter_sampler_filter_get_type (void) { static GType filter_type = 0; static const GEnumValue filter_types[] = { {D3D11_FILTER_MIN_MAG_MIP_POINT, "D3D11_FILTER_MIN_MAG_MIP_POINT", "min-mag-mip-point"}, {D3D11_FILTER_MIN_LINEAR_MAG_MIP_POINT, "D3D11_FILTER_MIN_LINEAR_MAG_MIP_POINT", "min-linear-mag-mip-point"}, {D3D11_FILTER_MIN_MAG_LINEAR_MIP_POINT, "D3D11_FILTER_MIN_MAG_LINEAR_MIP_POINT", "min-mag-linear-mip-point"}, {D3D11_FILTER_ANISOTROPIC, "D3D11_FILTER_ANISOTROPIC", "anisotropic"}, {0, nullptr, nullptr}, }; GST_D3D11_CALL_ONCE_BEGIN { filter_type = g_enum_register_static ("GstD3D11ConverterSamplerFilter", filter_types); } GST_D3D11_CALL_ONCE_END; return filter_type; } GType gst_d3d11_converter_alpha_mode_get_type (void) { static GType type = 0; static const GEnumValue alpha_mode[] = { {GST_D3D11_CONVERTER_ALPHA_MODE_UNSPECIFIED, "GST_D3D11_CONVERTER_ALPHA_MODE_UNSPECIFIED", "unspecified"}, {GST_D3D11_CONVERTER_ALPHA_MODE_PREMULTIPLIED, "GST_D3D11_CONVERTER_ALPHA_MODE_PREMULTIPLIED", "premultiplied"}, {GST_D3D11_CONVERTER_ALPHA_MODE_STRAIGHT, "GST_D3D11_CONVERTER_ALPHA_MODE_STRAIGHT", "straight"}, {0, nullptr, nullptr}, }; GST_D3D11_CALL_ONCE_BEGIN { type = g_enum_register_static ("GstD3D11ConverterAlphaMode", alpha_mode); } GST_D3D11_CALL_ONCE_END; return type; } /* *INDENT-OFF* */ using namespace Microsoft::WRL; using namespace DirectX; /* *INDENT-ON* */ #define CONVERTER_MAX_QUADS 2 #define GAMMA_LUT_SIZE 4096 /* undefined symbols in ancient MinGW headers */ /* D3D11_VIDEO_PROCESSOR_FEATURE_CAPS_METADATA_HDR10 */ #define FEATURE_CAPS_METADATA_HDR10 (0x800) /* D3D11_VIDEO_PROCESSOR_FEATURE_CAPS_ROTATION */ #define FEATURE_CAPS_ROTATION (0x40) /* D3D11_VIDEO_PROCESSOR_FEATURE_CAPS_MIRROR */ #define PROCESSOR_FEATURE_CAPS_MIRROR (0x200) struct PSColorSpace { /* + 1 for 16bytes alignment */ FLOAT coeffX[4]; FLOAT coeffY[4]; FLOAT coeffZ[4]; FLOAT offset[4]; FLOAT min[4]; FLOAT max[4]; }; struct PSConstBuffer { PSColorSpace preCoeff; PSColorSpace postCoeff; PSColorSpace primariesCoeff; FLOAT alpha; FLOAT padding[3]; }; struct VertexData { struct { FLOAT x; FLOAT y; FLOAT z; } position; struct { FLOAT u; FLOAT v; } texture; }; struct GammaLut { guint16 lut[GAMMA_LUT_SIZE]; }; /* *INDENT-OFF* */ typedef std::shared_ptr GammaLutPtr; static const XMFLOAT4X4A g_matrix_identity = XMFLOAT4X4A ( 1.0f, 0.0f, 0.0f, 0.0f, 0.0f, 1.0f, 0.0f, 0.0f, 0.0f, 0.0f, 1.0f, 0.0f, 0.0f, 0.0f, 0.0f, 1.0f); static const XMFLOAT4X4A g_matrix_90r = XMFLOAT4X4A ( 0.0f, -1.0f, 0.0f, 0.0f, 1.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 1.0f, 0.0f, 0.0f, 0.0f, 0.0f, 1.0f); static const XMFLOAT4X4A g_matrix_180 = XMFLOAT4X4A ( -1.0f, 0.0f, 0.0f, 0.0f, 0.0f, -1.0f, 0.0f, 0.0f, 0.0f, 0.0f, 1.0f, 0.0f, 0.0f, 0.0f, 0.0f, 1.0f); static const XMFLOAT4X4A g_matrix_90l = XMFLOAT4X4A ( 0.0f, 1.0f, 0.0f, 0.0f, -1.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 1.0f, 0.0f, 0.0f, 0.0f, 0.0f, 1.0f); static const XMFLOAT4X4A g_matrix_horiz = XMFLOAT4X4A ( -1.0f, 0.0f, 0.0f, 0.0f, 0.0f, 1.0f, 0.0f, 0.0f, 0.0f, 0.0f, 1.0f, 0.0f, 0.0f, 0.0f, 0.0f, 1.0f); static const XMFLOAT4X4A g_matrix_vert = XMFLOAT4X4A ( 1.0f, 0.0f, 0.0f, 0.0f, 0.0f, -1.0f, 0.0f, 0.0f, 0.0f, 0.0f, 1.0f, 0.0f, 0.0f, 0.0f, 0.0f, 1.0f); static const XMFLOAT4X4A g_matrix_ul_lr = XMFLOAT4X4A ( 0.0f, -1.0f, 0.0f, 0.0f, -1.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 1.0f, 0.0f, 0.0f, 0.0f, 0.0f, 1.0f); static const XMFLOAT4X4A g_matrix_ur_ll = XMFLOAT4X4A ( 0.0f, 1.0f, 0.0f, 0.0f, 1.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 1.0f, 0.0f, 0.0f, 0.0f, 0.0f, 1.0f); /* *INDENT-ON* */ enum { PROP_0, PROP_SRC_X, PROP_SRC_Y, PROP_SRC_WIDTH, PROP_SRC_HEIGHT, PROP_DEST_X, PROP_DEST_Y, PROP_DEST_WIDTH, PROP_DEST_HEIGHT, PROP_ALPHA, PROP_BLEND_STATE, PROP_BLEND_FACTOR_RED, PROP_BLEND_FACTOR_GREEN, PROP_BLEND_FACTOR_BLUE, PROP_BLEND_FACTOR_ALPHA, PROP_BLEND_SAMPLE_MASK, PROP_FILL_BORDER, PROP_BORDER_COLOR, PROP_SRC_MASTERING_DISPLAY_INFO, PROP_SRC_CONTENT_LIGHT_LEVEL, PROP_DEST_MASTERING_DISPLAY_INFO, PROP_DEST_CONTENT_LIGHT_LEVEL, PROP_VIDEO_DIRECTION, }; struct _GstD3D11ConverterPrivate { _GstD3D11ConverterPrivate () { custom_transform = g_matrix_identity; } ~_GstD3D11ConverterPrivate () { g_free (in_mdcv_str); g_free (out_mdcv_str); g_free (in_cll_str); g_free (out_cll_str); if (unpack_convert) gst_video_converter_free (unpack_convert); gst_clear_buffer (&piv_inbuf); gst_clear_buffer (&fallback_inbuf); } GstVideoInfo in_info; GstVideoInfo out_info; GstD3D11Format in_d3d11_format; GstD3D11Format out_d3d11_format; guint num_input_view = 0; guint num_output_view = 0; GstD3D11ConverterBackend supported_backend = (GstD3D11ConverterBackend) 0; CONVERT_TYPE convert_type = CONVERT_TYPE::IDENTITY; ComPtr < ID3D11Buffer > vertex_buffer; ComPtr < ID3D11Buffer > index_buffer; ComPtr < ID3D11Buffer > const_buffer; ComPtr < ID3D11Buffer > vs_const_buffer; ComPtr < ID3D11VertexShader > vs; ComPtr < ID3D11InputLayout > layout; ComPtr < ID3D11SamplerState > sampler; ComPtr < ID3D11SamplerState > linear_sampler; ComPtr < ID3D11RasterizerState > rasterizer; ComPtr < ID3D11RasterizerState > msaa_rasterizer; PixelShaderList ps; D3D11_VIEWPORT viewport[GST_VIDEO_MAX_PLANES]; ComPtr < ID3D11Texture1D > gamma_dec_lut; ComPtr < ID3D11Texture1D > gamma_enc_lut; ComPtr < ID3D11ShaderResourceView > gamma_dec_srv; ComPtr < ID3D11ShaderResourceView > gamma_enc_srv; D3D11_BLEND_DESC blend_desc; ComPtr < ID3D11BlendState > blend; gint input_texture_width; gint input_texture_height; gboolean update_src_rect = FALSE; gboolean update_dest_rect = FALSE; gboolean update_alpha = FALSE; gboolean update_transform = FALSE; XMFLOAT4X4A custom_transform; PSConstBuffer const_data; gboolean clear_background = FALSE; FLOAT clear_color[4][4]; GstD3D11ColorMatrix clear_color_matrix; GstVideoConverter *unpack_convert = nullptr; /* video processor */ D3D11_VIDEO_COLOR background_color; ComPtr < ID3D11VideoDevice > video_device; ComPtr < ID3D11VideoContext2 > video_context2; ComPtr < ID3D11VideoContext1 > video_context; ComPtr < ID3D11VideoProcessorEnumerator1 > enumerator; ComPtr < ID3D11VideoProcessor > processor; D3D11_VIDEO_PROCESSOR_CAPS processor_caps; RECT src_rect; RECT dest_rect; RECT dest_full_rect; gboolean processor_in_use = FALSE; gboolean processor_direction_not_supported = FALSE; gboolean enable_mirror = FALSE; gboolean flip_h = FALSE; gboolean flip_v = FALSE; gboolean enable_rotation = FALSE; D3D11_VIDEO_PROCESSOR_ROTATION rotation = D3D11_VIDEO_PROCESSOR_ROTATION_IDENTITY; /* HDR10 */ gboolean have_in_hdr10 = FALSE; gboolean have_out_hdr10 = FALSE; gboolean in_hdr10_updated = FALSE; gboolean out_hdr10_updated = FALSE; DXGI_HDR_METADATA_HDR10 in_hdr10_meta; DXGI_HDR_METADATA_HDR10 out_hdr10_meta; gchar *in_mdcv_str = nullptr; gchar *out_mdcv_str = nullptr; gchar *in_cll_str = nullptr; gchar *out_cll_str = nullptr; /* Fallback buffer and info, for shader */ GstVideoInfo fallback_info; GstBuffer *fallback_inbuf = nullptr; /* Fallback buffer used for processor */ GstVideoInfo piv_info; GstBuffer *piv_inbuf = nullptr; GstVideoOrientationMethod video_direction; std::mutex prop_lock; /* properties */ gint src_x = 0; gint src_y = 0; gint src_width = 0; gint src_height = 0; gint dest_x = 0; gint dest_y = 0; gint dest_width = 0; gint dest_height = 0; gdouble alpha = 0; gfloat blend_factor[4]; guint blend_sample_mask = 0; gboolean fill_border = FALSE; guint64 border_color = 0; GstD3D11ConverterAlphaMode src_alpha_mode = GST_D3D11_CONVERTER_ALPHA_MODE_UNSPECIFIED; GstD3D11ConverterAlphaMode dst_alpha_mode = GST_D3D11_CONVERTER_ALPHA_MODE_UNSPECIFIED; }; static void gst_d3d11_converter_set_property (GObject * object, guint prop_id, const GValue * value, GParamSpec * pspec); static void gst_d3d11_converter_get_property (GObject * object, guint prop_id, GValue * value, GParamSpec * pspec); static void gst_d3d11_converter_finalize (GObject * object); static void gst_d3d11_converter_calculate_border_color (GstD3D11Converter * self); #define gst_d3d11_converter_parent_class parent_class G_DEFINE_TYPE (GstD3D11Converter, gst_d3d11_converter, GST_TYPE_OBJECT); static void gst_d3d11_converter_class_init (GstD3D11ConverterClass * klass) { GObjectClass *object_class = G_OBJECT_CLASS (klass); GParamFlags param_flags = (GParamFlags) (G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS); object_class->set_property = gst_d3d11_converter_set_property; object_class->get_property = gst_d3d11_converter_get_property; object_class->finalize = gst_d3d11_converter_finalize; g_object_class_install_property (object_class, PROP_SRC_X, g_param_spec_int ("src-x", "Src-X", "Source x poisition to start conversion", G_MININT, G_MAXINT, 0, param_flags)); g_object_class_install_property (object_class, PROP_SRC_Y, g_param_spec_int ("src-y", "Src-Y", "Source y poisition to start conversion", G_MININT, G_MAXINT, 0, param_flags)); g_object_class_install_property (object_class, PROP_SRC_WIDTH, g_param_spec_int ("src-width", "Src-Width", "Source width to convert", 0, G_MAXINT, 0, param_flags)); g_object_class_install_property (object_class, PROP_SRC_HEIGHT, g_param_spec_int ("src-height", "Src-Height", "Source height to convert", 0, G_MAXINT, 0, param_flags)); g_object_class_install_property (object_class, PROP_DEST_X, g_param_spec_int ("dest-x", "Dest-X", "x poisition in the destination frame", G_MININT, G_MAXINT, 0, param_flags)); g_object_class_install_property (object_class, PROP_DEST_Y, g_param_spec_int ("dest-y", "Dest-Y", "y poisition in the destination frame", G_MININT, G_MAXINT, 0, param_flags)); g_object_class_install_property (object_class, PROP_DEST_WIDTH, g_param_spec_int ("dest-width", "Dest-Width", "Width in the destination frame", 0, G_MAXINT, 0, param_flags)); g_object_class_install_property (object_class, PROP_DEST_HEIGHT, g_param_spec_int ("dest-height", "Dest-Height", "Height in the destination frame", 0, G_MAXINT, 0, param_flags)); g_object_class_install_property (object_class, PROP_ALPHA, g_param_spec_double ("alpha", "Alpha", "The alpha color value to use", 0, 1.0, 1.0, param_flags)); g_object_class_install_property (object_class, PROP_BLEND_STATE, g_param_spec_pointer ("blend-state", "Blend State", "ID3D11BlendState object to use", param_flags)); g_object_class_install_property (object_class, PROP_BLEND_FACTOR_RED, g_param_spec_float ("blend-factor-red", "Blend Factor Red", "Blend factor for red component", 0, 1.0, 1.0, param_flags)); g_object_class_install_property (object_class, PROP_BLEND_FACTOR_GREEN, g_param_spec_float ("blend-factor-green", "Blend Factor Green", "Blend factor for green component", 0, 1.0, 1.0, param_flags)); g_object_class_install_property (object_class, PROP_BLEND_FACTOR_BLUE, g_param_spec_float ("blend-factor-blue", "Blend Factor Blue", "Blend factor for blue component", 0, 1.0, 1.0, param_flags)); g_object_class_install_property (object_class, PROP_BLEND_FACTOR_ALPHA, g_param_spec_float ("blend-factor-alpha", "Blend Factor Alpha", "Blend factor for alpha component", 0, 1.0, 1.0, param_flags)); g_object_class_install_property (object_class, PROP_BLEND_SAMPLE_MASK, g_param_spec_uint ("blend-sample-mask", "Blend Sample Mask", "Blend sample mask", 0, 0xffffffff, 0xffffffff, param_flags)); g_object_class_install_property (object_class, PROP_FILL_BORDER, g_param_spec_boolean ("fill-border", "Fill border", "Fill border with \"border-color\" if destination rectangle does not " "fill the complete destination image", FALSE, param_flags)); g_object_class_install_property (object_class, PROP_BORDER_COLOR, g_param_spec_uint64 ("border-color", "Border Color", "ARGB representation of the border color to use", 0, G_MAXUINT64, 0xffff000000000000, param_flags)); g_object_class_install_property (object_class, PROP_SRC_MASTERING_DISPLAY_INFO, g_param_spec_string ("src-mastering-display-info", "Src Mastering Display Info", "String representation of GstVideoMasteringDisplayInfo for source", nullptr, param_flags)); g_object_class_install_property (object_class, PROP_SRC_CONTENT_LIGHT_LEVEL, g_param_spec_string ("src-content-light-level", "Src Content Light Level", "String representation of GstVideoContentLightLevel for src", nullptr, param_flags)); g_object_class_install_property (object_class, PROP_DEST_MASTERING_DISPLAY_INFO, g_param_spec_string ("dest-mastering-display-info", "Dest Mastering Display Info", "String representation of GstVideoMasteringDisplayInfo for dest", nullptr, param_flags)); g_object_class_install_property (object_class, PROP_DEST_CONTENT_LIGHT_LEVEL, g_param_spec_string ("dest-content-light-level", "Src Content Light Level", "String representation of GstVideoContentLightLevel for dest", nullptr, param_flags)); g_object_class_install_property (object_class, PROP_VIDEO_DIRECTION, g_param_spec_enum ("video-direction", "Video Direction", "Video direction", GST_TYPE_VIDEO_ORIENTATION_METHOD, GST_VIDEO_ORIENTATION_IDENTITY, param_flags)); GST_DEBUG_CATEGORY_INIT (gst_d3d11_converter_debug, "d3d11converter", 0, "d3d11converter"); } static void gst_d3d11_converter_init (GstD3D11Converter * self) { self->priv = new GstD3D11ConverterPrivate (); } static void gst_d3d11_converter_finalize (GObject * object) { GstD3D11Converter *self = GST_D3D11_CONVERTER (object); delete self->priv; if (self->device) gst_object_unref (self->device); G_OBJECT_CLASS (parent_class)->finalize (object); } static void update_src_rect (GstD3D11Converter * self, gint * old_val, const GValue * new_val) { GstD3D11ConverterPrivate *priv = self->priv; gint tmp; tmp = g_value_get_int (new_val); if (tmp != *old_val) { priv->update_src_rect = TRUE; *old_val = tmp; } } static void update_dest_rect (GstD3D11Converter * self, gint * old_val, const GValue * new_val) { GstD3D11ConverterPrivate *priv = self->priv; gint tmp; tmp = g_value_get_int (new_val); if (tmp != *old_val) { priv->update_dest_rect = TRUE; *old_val = tmp; } } static void update_alpha (GstD3D11Converter * self, gdouble * old_val, const GValue * new_val) { GstD3D11ConverterPrivate *priv = self->priv; gdouble tmp; tmp = g_value_get_double (new_val); if (tmp != *old_val) { priv->update_alpha = TRUE; *old_val = tmp; } } static void gst_d3d11_converter_set_property (GObject * object, guint prop_id, const GValue * value, GParamSpec * pspec) { GstD3D11Converter *self = GST_D3D11_CONVERTER (object); GstD3D11ConverterPrivate *priv = self->priv; std::lock_guard < std::mutex > lk (priv->prop_lock); switch (prop_id) { case PROP_SRC_X: update_src_rect (self, &priv->src_x, value); break; case PROP_SRC_Y: update_src_rect (self, &priv->src_y, value); break; case PROP_SRC_WIDTH: update_src_rect (self, &priv->src_width, value); break; case PROP_SRC_HEIGHT: update_src_rect (self, &priv->src_height, value); break; case PROP_DEST_X: update_dest_rect (self, &priv->dest_x, value); break; case PROP_DEST_Y: update_dest_rect (self, &priv->dest_y, value); break; case PROP_DEST_WIDTH: update_dest_rect (self, &priv->dest_width, value); break; case PROP_DEST_HEIGHT: update_dest_rect (self, &priv->dest_height, value); break; case PROP_ALPHA: update_alpha (self, &priv->alpha, value); priv->const_data.alpha = priv->alpha; break; case PROP_BLEND_STATE:{ ID3D11BlendState *blend = (ID3D11BlendState *) g_value_get_pointer (value); priv->blend = nullptr; priv->blend = blend; if (priv->blend) priv->blend->GetDesc (&priv->blend_desc); break; } case PROP_BLEND_FACTOR_RED: priv->blend_factor[0] = g_value_get_float (value); break; case PROP_BLEND_FACTOR_GREEN: priv->blend_factor[1] = g_value_get_float (value); break; case PROP_BLEND_FACTOR_BLUE: priv->blend_factor[2] = g_value_get_float (value); break; case PROP_BLEND_FACTOR_ALPHA: priv->blend_factor[3] = g_value_get_float (value); break; case PROP_BLEND_SAMPLE_MASK: priv->blend_sample_mask = g_value_get_uint (value); break; case PROP_FILL_BORDER:{ gboolean fill_border = g_value_get_boolean (value); if (fill_border != priv->fill_border) { priv->update_dest_rect = TRUE; priv->fill_border = fill_border; } break; } case PROP_BORDER_COLOR:{ guint64 border_color = g_value_get_uint64 (value); if (border_color != priv->border_color) { priv->border_color = border_color; gst_d3d11_converter_calculate_border_color (self); } break; } case PROP_SRC_MASTERING_DISPLAY_INFO: g_clear_pointer (&priv->in_mdcv_str, g_free); priv->in_mdcv_str = g_value_dup_string (value); priv->in_hdr10_updated = TRUE; break; case PROP_SRC_CONTENT_LIGHT_LEVEL: g_clear_pointer (&priv->in_cll_str, g_free); priv->in_cll_str = g_value_dup_string (value); priv->in_hdr10_updated = TRUE; break; case PROP_DEST_MASTERING_DISPLAY_INFO: g_clear_pointer (&priv->out_mdcv_str, g_free); priv->out_mdcv_str = g_value_dup_string (value); priv->out_hdr10_updated = TRUE; break; case PROP_DEST_CONTENT_LIGHT_LEVEL: g_clear_pointer (&priv->out_cll_str, g_free); priv->out_cll_str = g_value_dup_string (value); priv->out_hdr10_updated = TRUE; break; case PROP_VIDEO_DIRECTION:{ GstVideoOrientationMethod video_direction = (GstVideoOrientationMethod) g_value_get_enum (value); if (video_direction != priv->video_direction) { priv->video_direction = video_direction; priv->update_transform = TRUE; } break; } default: G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec); break; } } static void gst_d3d11_converter_get_property (GObject * object, guint prop_id, GValue * value, GParamSpec * pspec) { GstD3D11Converter *self = GST_D3D11_CONVERTER (object); GstD3D11ConverterPrivate *priv = self->priv; std::lock_guard < std::mutex > lk (priv->prop_lock); switch (prop_id) { case PROP_SRC_X: g_value_set_int (value, priv->src_x); break; case PROP_SRC_Y: g_value_set_int (value, priv->src_y); break; case PROP_SRC_WIDTH: g_value_set_int (value, priv->src_width); break; case PROP_SRC_HEIGHT: g_value_set_int (value, priv->src_height); break; case PROP_DEST_X: g_value_set_int (value, priv->dest_x); break; case PROP_DEST_Y: g_value_set_int (value, priv->dest_y); break; case PROP_DEST_WIDTH: g_value_set_int (value, priv->dest_width); break; case PROP_DEST_HEIGHT: g_value_set_int (value, priv->dest_height); break; case PROP_ALPHA: g_value_set_double (value, priv->alpha); break; case PROP_BLEND_STATE: g_value_set_pointer (value, priv->blend.Get ()); break; case PROP_BLEND_FACTOR_RED: g_value_set_float (value, priv->blend_factor[0]); break; case PROP_BLEND_FACTOR_GREEN: g_value_set_float (value, priv->blend_factor[1]); break; case PROP_BLEND_FACTOR_BLUE: g_value_set_float (value, priv->blend_factor[2]); break; case PROP_BLEND_FACTOR_ALPHA: g_value_set_float (value, priv->blend_factor[3]); break; case PROP_BLEND_SAMPLE_MASK: g_value_set_uint (value, priv->blend_sample_mask); break; case PROP_FILL_BORDER: g_value_set_boolean (value, priv->fill_border); break; case PROP_BORDER_COLOR: g_value_set_uint64 (value, priv->border_color); break; case PROP_SRC_MASTERING_DISPLAY_INFO: g_value_set_string (value, priv->in_mdcv_str); break; case PROP_SRC_CONTENT_LIGHT_LEVEL: g_value_set_string (value, priv->in_cll_str); break; case PROP_DEST_MASTERING_DISPLAY_INFO: g_value_set_string (value, priv->out_mdcv_str); break; case PROP_DEST_CONTENT_LIGHT_LEVEL: g_value_set_string (value, priv->out_cll_str); break; case PROP_VIDEO_DIRECTION: g_value_set_enum (value, priv->video_direction); break; default: G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec); break; } } static gboolean gst_d3d11_color_convert_setup_shader (GstD3D11Converter * self, const GstVideoInfo * in_info, const GstVideoInfo * out_info, D3D11_FILTER sampler_filter) { GstD3D11ConverterPrivate *priv = self->priv; GstD3D11Device *device = self->device; HRESULT hr; D3D11_BUFFER_DESC buffer_desc; VertexData vertex_data[4]; WORD indices[6]; ID3D11Device *device_handle; ComPtr < ID3D11VertexShader > vs; ComPtr < ID3D11InputLayout > layout; ComPtr < ID3D11SamplerState > sampler; ComPtr < ID3D11SamplerState > linear_sampler; ComPtr < ID3D11Buffer > const_buffer; ComPtr < ID3D11Buffer > vs_const_buffer; ComPtr < ID3D11Buffer > vertex_buffer; ComPtr < ID3D11Buffer > index_buffer; ComPtr < ID3D11RasterizerState > rasterizer; ComPtr < ID3D11RasterizerState > msaa_rasterizer; D3D11_SUBRESOURCE_DATA subresource; memset (&subresource, 0, sizeof (subresource)); memset (&buffer_desc, 0, sizeof (buffer_desc)); device_handle = gst_d3d11_device_get_device_handle (device); hr = gst_d3d11_device_get_sampler (device, sampler_filter, &sampler); if (!gst_d3d11_result (hr, device)) { GST_WARNING_OBJECT (self, "Trying again with linear sampler"); hr = gst_d3d11_device_get_sampler (device, D3D11_FILTER_MIN_MAG_MIP_LINEAR, &sampler); if (!gst_d3d11_result (hr, device)) { GST_ERROR_OBJECT (self, "Couldn't create sampler, hr: 0x%x", (guint) hr); return FALSE; } } hr = gst_d3d11_device_get_sampler (device, D3D11_FILTER_MIN_MAG_MIP_LINEAR, &linear_sampler); if (!gst_d3d11_result (hr, device)) { GST_ERROR_OBJECT (self, "Couldn't create linear sampler, hr: 0x%x", (guint) hr); return FALSE; } auto ps_list = gst_d3d11_get_converter_pixel_shader (device, GST_VIDEO_INFO_FORMAT (in_info), GST_VIDEO_INFO_FORMAT (out_info), priv->src_alpha_mode == GST_D3D11_CONVERTER_ALPHA_MODE_PREMULTIPLIED, priv->dst_alpha_mode == GST_D3D11_CONVERTER_ALPHA_MODE_PREMULTIPLIED, priv->convert_type); if (ps_list.empty ()) { GST_ERROR_OBJECT (self, "Couldn't create pixel shader"); return FALSE; } hr = gst_d3d11_get_converter_vertex_shader (device, &vs, &layout); if (!gst_d3d11_result (hr, device)) { GST_ERROR_OBJECT (self, "Couldn't create vertex shader"); return FALSE; } hr = gst_d3d11_device_get_rasterizer (device, &rasterizer); if (!gst_d3d11_result (hr, device)) { GST_ERROR_OBJECT (self, "Couldn't create rasterizer state"); return FALSE; } hr = gst_d3d11_device_get_rasterizer_msaa (device, &msaa_rasterizer); if (!gst_d3d11_result (hr, device)) { GST_ERROR_OBJECT (self, "Couldn't create rasterizer state"); return FALSE; } if (!gst_d3d11_result (hr, device)) { GST_ERROR_OBJECT (self, "Couldn't create MSAA rasterizer state"); return FALSE; } /* const buffer */ if (priv->convert_type != CONVERT_TYPE::IDENTITY || GST_VIDEO_INFO_HAS_ALPHA (out_info)) { G_STATIC_ASSERT (sizeof (PSConstBuffer) % 16 == 0); buffer_desc.Usage = D3D11_USAGE_DYNAMIC; buffer_desc.ByteWidth = sizeof (PSConstBuffer); buffer_desc.BindFlags = D3D11_BIND_CONSTANT_BUFFER; buffer_desc.CPUAccessFlags = D3D11_CPU_ACCESS_WRITE; subresource.pSysMem = &priv->const_data; subresource.SysMemPitch = sizeof (PSConstBuffer); hr = device_handle->CreateBuffer (&buffer_desc, &subresource, &const_buffer); if (!gst_d3d11_result (hr, device)) { GST_ERROR_OBJECT (self, "Couldn't create constant buffer, hr: 0x%x", (guint) hr); return FALSE; } } buffer_desc.Usage = D3D11_USAGE_DYNAMIC; buffer_desc.ByteWidth = sizeof (g_matrix_identity); buffer_desc.BindFlags = D3D11_BIND_CONSTANT_BUFFER; buffer_desc.CPUAccessFlags = D3D11_CPU_ACCESS_WRITE; subresource.pSysMem = g_matrix_identity.m; subresource.SysMemPitch = sizeof (FLOAT) * 16; hr = device_handle->CreateBuffer (&buffer_desc, &subresource, &vs_const_buffer); if (!gst_d3d11_result (hr, device)) { GST_ERROR_OBJECT (self, "Couldn't create constant buffer, hr: 0x%x", (guint) hr); return FALSE; } /* bottom left */ vertex_data[0].position.x = -1.0f; vertex_data[0].position.y = -1.0f; vertex_data[0].position.z = 0.0f; vertex_data[0].texture.u = 0.0f; vertex_data[0].texture.v = 1.0f; /* top left */ vertex_data[1].position.x = -1.0f; vertex_data[1].position.y = 1.0f; vertex_data[1].position.z = 0.0f; vertex_data[1].texture.u = 0.0f; vertex_data[1].texture.v = 0.0f; /* top right */ vertex_data[2].position.x = 1.0f; vertex_data[2].position.y = 1.0f; vertex_data[2].position.z = 0.0f; vertex_data[2].texture.u = 1.0f; vertex_data[2].texture.v = 0.0f; /* bottom right */ vertex_data[3].position.x = 1.0f; vertex_data[3].position.y = -1.0f; vertex_data[3].position.z = 0.0f; vertex_data[3].texture.u = 1.0f; vertex_data[3].texture.v = 1.0f; buffer_desc.Usage = D3D11_USAGE_DYNAMIC; buffer_desc.ByteWidth = sizeof (VertexData) * 4; buffer_desc.BindFlags = D3D11_BIND_VERTEX_BUFFER; buffer_desc.CPUAccessFlags = D3D11_CPU_ACCESS_WRITE; subresource.pSysMem = vertex_data; subresource.SysMemPitch = sizeof (VertexData) * 4; hr = device_handle->CreateBuffer (&buffer_desc, &subresource, &vertex_buffer); if (!gst_d3d11_result (hr, device)) { GST_ERROR_OBJECT (self, "Couldn't create vertex buffer, hr: 0x%x", (guint) hr); return FALSE; } /* 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 */ buffer_desc.Usage = D3D11_USAGE_DYNAMIC; buffer_desc.ByteWidth = sizeof (WORD) * 6; buffer_desc.BindFlags = D3D11_BIND_INDEX_BUFFER; buffer_desc.CPUAccessFlags = D3D11_CPU_ACCESS_WRITE; subresource.pSysMem = indices; subresource.SysMemPitch = sizeof (WORD) * 6; hr = device_handle->CreateBuffer (&buffer_desc, &subresource, &index_buffer); if (!gst_d3d11_result (hr, device)) { GST_ERROR ("Couldn't create index buffer, hr: 0x%x", (guint) hr); return FALSE; } /* holds vertex buffer for crop rect update */ priv->vertex_buffer = vertex_buffer; priv->index_buffer = index_buffer; priv->const_buffer = const_buffer; priv->vs_const_buffer = vs_const_buffer; priv->vs = vs; priv->layout = layout; priv->sampler = sampler; priv->linear_sampler = linear_sampler; priv->ps = ps_list; priv->rasterizer = rasterizer; priv->msaa_rasterizer = msaa_rasterizer; priv->input_texture_width = GST_VIDEO_INFO_WIDTH (in_info); priv->input_texture_height = GST_VIDEO_INFO_HEIGHT (in_info); priv->num_input_view = GST_VIDEO_INFO_N_PLANES (in_info); priv->num_output_view = GST_VIDEO_INFO_N_PLANES (out_info); for (guint i = 0; i < GST_VIDEO_INFO_N_PLANES (out_info); i++) { priv->viewport[i].TopLeftX = 0; priv->viewport[i].TopLeftY = 0; priv->viewport[i].Width = GST_VIDEO_INFO_COMP_WIDTH (out_info, i); priv->viewport[i].Height = GST_VIDEO_INFO_COMP_HEIGHT (out_info, i); priv->viewport[i].MinDepth = 0.0f; priv->viewport[i].MaxDepth = 1.0f; } return TRUE; } static gboolean gst_d3d11_converter_apply_orientation (GstD3D11Converter * self) { GstD3D11ConverterPrivate *priv = self->priv; ID3D11DeviceContext *context_handle; const XMFLOAT4X4A *matrix = &g_matrix_identity; D3D11_MAPPED_SUBRESOURCE map; HRESULT hr; switch (priv->video_direction) { case GST_VIDEO_ORIENTATION_IDENTITY: case GST_VIDEO_ORIENTATION_AUTO: default: break; case GST_VIDEO_ORIENTATION_CUSTOM: matrix = &priv->custom_transform; break; case GST_VIDEO_ORIENTATION_90R: matrix = &g_matrix_90r; break; case GST_VIDEO_ORIENTATION_180: matrix = &g_matrix_180; break; case GST_VIDEO_ORIENTATION_90L: matrix = &g_matrix_90l; break; case GST_VIDEO_ORIENTATION_HORIZ: matrix = &g_matrix_horiz; break; case GST_VIDEO_ORIENTATION_VERT: matrix = &g_matrix_vert; break; case GST_VIDEO_ORIENTATION_UL_LR: matrix = &g_matrix_ul_lr; break; case GST_VIDEO_ORIENTATION_UR_LL: matrix = &g_matrix_ur_ll; break; } context_handle = gst_d3d11_device_get_device_context_handle (self->device); hr = context_handle->Map (priv->vs_const_buffer.Get (), 0, D3D11_MAP_WRITE_DISCARD, 0, &map); if (!gst_d3d11_result (hr, self->device)) return FALSE; memcpy (map.pData, matrix->m, sizeof (FLOAT) * 16); context_handle->Unmap (priv->vs_const_buffer.Get (), 0); return TRUE; } static void gst_d3d11_converter_update_clear_background (GstD3D11Converter * self) { GstD3D11ConverterPrivate *priv = self->priv; const GstVideoInfo *out_info = &priv->out_info; if (priv->fill_border && (priv->dest_x != 0 || priv->dest_y != 0 || priv->dest_width != out_info->width || priv->dest_height != out_info->height || priv->video_direction == GST_VIDEO_ORIENTATION_CUSTOM)) { GST_DEBUG_OBJECT (self, "Enable background color"); priv->clear_background = TRUE; } else { GST_DEBUG_OBJECT (self, "Disable background color"); priv->clear_background = FALSE; } } static gboolean gst_d3d11_converter_update_transform (GstD3D11Converter * self) { GstD3D11ConverterPrivate *priv = self->priv; if (!priv->update_transform) return TRUE; priv->update_transform = FALSE; gst_d3d11_converter_update_clear_background (self); if ((priv->supported_backend & GST_D3D11_CONVERTER_BACKEND_VIDEO_PROCESSOR)) { priv->processor_direction_not_supported = FALSE; priv->enable_mirror = FALSE; priv->flip_h = FALSE; priv->flip_v = FALSE; priv->enable_rotation = FALSE; priv->rotation = D3D11_VIDEO_PROCESSOR_ROTATION_IDENTITY; /* filtering order is rotation -> mirror */ switch (priv->video_direction) { case GST_VIDEO_ORIENTATION_IDENTITY: case GST_VIDEO_ORIENTATION_AUTO: case GST_VIDEO_ORIENTATION_CUSTOM: default: break; case GST_VIDEO_ORIENTATION_90R: priv->enable_rotation = TRUE; priv->rotation = D3D11_VIDEO_PROCESSOR_ROTATION_90; break; case GST_VIDEO_ORIENTATION_180: priv->enable_rotation = TRUE; priv->rotation = D3D11_VIDEO_PROCESSOR_ROTATION_180; break; case GST_VIDEO_ORIENTATION_90L: priv->enable_rotation = TRUE; priv->rotation = D3D11_VIDEO_PROCESSOR_ROTATION_270; break; case GST_VIDEO_ORIENTATION_HORIZ: priv->enable_mirror = TRUE; priv->flip_h = TRUE; break; case GST_VIDEO_ORIENTATION_VERT: priv->enable_mirror = TRUE; priv->flip_v = TRUE; break; case GST_VIDEO_ORIENTATION_UL_LR: priv->enable_rotation = TRUE; priv->rotation = D3D11_VIDEO_PROCESSOR_ROTATION_270; priv->enable_mirror = TRUE; priv->flip_v = TRUE; break; case GST_VIDEO_ORIENTATION_UR_LL: priv->enable_rotation = TRUE; priv->rotation = D3D11_VIDEO_PROCESSOR_ROTATION_90; priv->enable_mirror = TRUE; priv->flip_v = TRUE; break; } if (priv->video_direction != GST_VIDEO_ORIENTATION_CUSTOM) { if (priv->enable_rotation && (priv->processor_caps.FeatureCaps & FEATURE_CAPS_ROTATION) == 0) { GST_WARNING_OBJECT (self, "Device does not support rotation"); priv->processor_direction_not_supported = TRUE; } if (priv->enable_mirror && (priv->processor_caps.FeatureCaps & PROCESSOR_FEATURE_CAPS_MIRROR) == 0) { GST_WARNING_OBJECT (self, "Device does not support mirror"); priv->processor_direction_not_supported = TRUE; } } } if ((priv->supported_backend & GST_D3D11_CONVERTER_BACKEND_SHADER) == 0) return TRUE; return gst_d3d11_converter_apply_orientation (self); } static gboolean gst_d3d11_converter_update_src_rect (GstD3D11Converter * self) { GstD3D11ConverterPrivate *priv = self->priv; D3D11_MAPPED_SUBRESOURCE map; VertexData *vertex_data; ID3D11DeviceContext *context_handle; HRESULT hr; FLOAT u0, u1, v0, v1, off_u, off_v; gint texture_width = priv->input_texture_width; gint texture_height = priv->input_texture_height; if (!priv->update_src_rect) return TRUE; priv->update_src_rect = FALSE; priv->src_rect.left = priv->src_x; priv->src_rect.top = priv->src_y; priv->src_rect.right = priv->src_x + priv->src_width; priv->src_rect.bottom = priv->src_y + priv->src_height; if ((priv->supported_backend & GST_D3D11_CONVERTER_BACKEND_SHADER) == 0) return TRUE; context_handle = gst_d3d11_device_get_device_context_handle (self->device); hr = context_handle->Map (priv->vertex_buffer.Get (), 0, D3D11_MAP_WRITE_DISCARD, 0, &map); if (!gst_d3d11_result (hr, self->device)) { GST_ERROR_OBJECT (self, "Couldn't map vertex buffer, hr: 0x%x", (guint) hr); return FALSE; } GST_DEBUG_OBJECT (self, "Updating vertex buffer"); vertex_data = (VertexData *) map.pData; /* * (u0, v0) -- (u1, v0) * | | * (u0, v1) -- (u1, v1) */ off_u = 0.5f / texture_width; off_v = 0.5f / texture_height; if (priv->src_x > 0) u0 = (priv->src_x / (gfloat) texture_width) + off_u; else u0 = 0.0f; if ((priv->src_x + priv->src_width) != texture_width) u1 = ((priv->src_x + priv->src_width) / (gfloat) texture_width) - off_u; else u1 = 1.0f; if (priv->src_y > 0) v0 = (priv->src_y / (gfloat) texture_height) + off_v; else v0 = 0.0; if ((priv->src_y + priv->src_height) != texture_height) v1 = ((priv->src_y + priv->src_height) / (gfloat) texture_height) - off_v; else v1 = 1.0f; /* bottom left */ vertex_data[0].position.x = -1.0f; vertex_data[0].position.y = -1.0f; vertex_data[0].position.z = 0.0f; vertex_data[0].texture.u = u0; vertex_data[0].texture.v = v1; /* top left */ vertex_data[1].position.x = -1.0f; vertex_data[1].position.y = 1.0f; vertex_data[1].position.z = 0.0f; vertex_data[1].texture.u = u0; vertex_data[1].texture.v = v0; /* top right */ vertex_data[2].position.x = 1.0f; vertex_data[2].position.y = 1.0f; vertex_data[2].position.z = 0.0f; vertex_data[2].texture.u = u1; vertex_data[2].texture.v = v0; /* bottom right */ vertex_data[3].position.x = 1.0f; vertex_data[3].position.y = -1.0f; vertex_data[3].position.z = 0.0f; vertex_data[3].texture.u = u1; vertex_data[3].texture.v = v1; context_handle->Unmap (priv->vertex_buffer.Get (), 0); return TRUE; } static gboolean gst_d3d11_converter_update_dest_rect (GstD3D11Converter * self) { GstD3D11ConverterPrivate *priv = self->priv; if (!priv->update_dest_rect) return TRUE; priv->viewport[0].TopLeftX = priv->dest_x; priv->viewport[0].TopLeftY = priv->dest_y; priv->viewport[0].Width = priv->dest_width; priv->viewport[0].Height = priv->dest_height; priv->dest_rect.left = priv->dest_x; priv->dest_rect.top = priv->dest_y; priv->dest_rect.right = priv->dest_x + priv->dest_width; priv->dest_rect.bottom = priv->dest_y + priv->dest_height; GST_DEBUG_OBJECT (self, "Update viewport, TopLeftX: %f, TopLeftY: %f, Width: %f, Height %f", priv->viewport[0].TopLeftX, priv->viewport[0].TopLeftY, priv->viewport[0].Width, priv->viewport[0].Height); gst_d3d11_converter_update_clear_background (self); switch (GST_VIDEO_INFO_FORMAT (&priv->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: case GST_VIDEO_FORMAT_RGBP: case GST_VIDEO_FORMAT_BGRP: case GST_VIDEO_FORMAT_GBR: case GST_VIDEO_FORMAT_GBR_10LE: case GST_VIDEO_FORMAT_GBR_12LE: case GST_VIDEO_FORMAT_GBR_16LE: case GST_VIDEO_FORMAT_GBRA: case GST_VIDEO_FORMAT_GBRA_10LE: case GST_VIDEO_FORMAT_GBRA_12LE: for (guint i = 1; i < GST_VIDEO_INFO_N_PLANES (&priv->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 void convert_info_gray_to_yuv (const GstVideoInfo * gray, GstVideoInfo * yuv) { GstVideoInfo tmp; if (GST_VIDEO_INFO_IS_YUV (gray)) { *yuv = *gray; return; } if (gray->finfo->depth[0] == 8) { gst_video_info_set_format (&tmp, GST_VIDEO_FORMAT_Y444, gray->width, gray->height); } else { gst_video_info_set_format (&tmp, GST_VIDEO_FORMAT_Y444_16LE, gray->width, gray->height); } tmp.colorimetry.range = gray->colorimetry.range; if (tmp.colorimetry.range == GST_VIDEO_COLOR_RANGE_UNKNOWN) tmp.colorimetry.range = GST_VIDEO_COLOR_RANGE_0_255; tmp.colorimetry.primaries = gray->colorimetry.primaries; if (tmp.colorimetry.primaries == GST_VIDEO_COLOR_PRIMARIES_UNKNOWN) tmp.colorimetry.primaries = GST_VIDEO_COLOR_PRIMARIES_BT709; tmp.colorimetry.transfer = gray->colorimetry.transfer; if (tmp.colorimetry.transfer == GST_VIDEO_TRANSFER_UNKNOWN) tmp.colorimetry.transfer = GST_VIDEO_TRANSFER_BT709; tmp.colorimetry.matrix = gray->colorimetry.matrix; if (tmp.colorimetry.matrix == GST_VIDEO_COLOR_MATRIX_UNKNOWN) tmp.colorimetry.matrix = GST_VIDEO_COLOR_MATRIX_BT709; *yuv = tmp; } static gboolean gst_d3d11_converter_calculate_matrix (GstD3D11Converter * self, const GstVideoInfo * in_info, const GstVideoInfo * out_info) { GstD3D11ConverterPrivate *priv = self->priv; GstD3D11ColorMatrix pre_coeff; GstD3D11ColorMatrix post_coeff; GstD3D11ColorMatrix primaries_coeff; GstVideoInfo rgb_info; gst_d3d11_color_matrix_init (&pre_coeff); gst_d3d11_color_matrix_init (&post_coeff); gst_d3d11_color_matrix_init (&primaries_coeff); switch (priv->convert_type) { case CONVERT_TYPE::RANGE: gst_d3d11_color_range_adjust_matrix_unorm (in_info, out_info, &post_coeff); break; case CONVERT_TYPE::SIMPLE: if (GST_VIDEO_INFO_IS_RGB (in_info)) { gst_d3d11_rgb_to_yuv_matrix_unorm (in_info, out_info, &post_coeff); } else { gst_d3d11_yuv_to_rgb_matrix_unorm (in_info, out_info, &post_coeff); } break; case CONVERT_TYPE::GAMMA: case CONVERT_TYPE::PRIMARY: if (GST_VIDEO_INFO_IS_RGB (in_info)) { rgb_info = *in_info; if (in_info->colorimetry.range == GST_VIDEO_COLOR_RANGE_16_235) { rgb_info.colorimetry.range = GST_VIDEO_COLOR_RANGE_0_255; gst_d3d11_color_range_adjust_matrix_unorm (in_info, &rgb_info, &pre_coeff); } } else { gst_video_info_set_format (&rgb_info, in_info->finfo->depth[0] == 8 ? GST_VIDEO_FORMAT_RGBA : GST_VIDEO_FORMAT_RGBA64_LE, in_info->width, in_info->height); rgb_info.colorimetry.range = GST_VIDEO_COLOR_RANGE_0_255; rgb_info.colorimetry.transfer = in_info->colorimetry.transfer; rgb_info.colorimetry.primaries = in_info->colorimetry.primaries; gst_d3d11_yuv_to_rgb_matrix_unorm (in_info, &rgb_info, &pre_coeff); } if (priv->convert_type == CONVERT_TYPE::PRIMARY) { const GstVideoColorPrimariesInfo *in_pinfo; const GstVideoColorPrimariesInfo *out_pinfo; in_pinfo = gst_video_color_primaries_get_info (in_info->colorimetry.primaries); out_pinfo = gst_video_color_primaries_get_info (out_info-> colorimetry.primaries); gst_d3d11_color_primaries_matrix_unorm (in_pinfo, out_pinfo, &primaries_coeff); } if (GST_VIDEO_INFO_IS_RGB (out_info)) { if (out_info->colorimetry.range == GST_VIDEO_COLOR_RANGE_16_235) { rgb_info = *out_info; rgb_info.colorimetry.range = GST_VIDEO_COLOR_RANGE_0_255; gst_d3d11_color_range_adjust_matrix_unorm (&rgb_info, out_info, &post_coeff); } } else { gst_d3d11_rgb_to_yuv_matrix_unorm (&rgb_info, out_info, &post_coeff); } break; default: break; } if (gst_debug_category_get_threshold (GST_CAT_DEFAULT) >= GST_LEVEL_DEBUG) { gchar *matrix_dump; matrix_dump = gst_d3d11_dump_color_matrix (&pre_coeff); GST_DEBUG_OBJECT (self, "PreCoeff \n%s", matrix_dump); g_free (matrix_dump); matrix_dump = gst_d3d11_dump_color_matrix (&primaries_coeff); GST_DEBUG_OBJECT (self, "PrimaryCoeff \n%s", matrix_dump); g_free (matrix_dump); matrix_dump = gst_d3d11_dump_color_matrix (&post_coeff); GST_DEBUG_OBJECT (self, "PostCoeff \n%s", matrix_dump); g_free (matrix_dump); } PSColorSpace *preCoeff = &priv->const_data.preCoeff; PSColorSpace *postCoeff = &priv->const_data.postCoeff; PSColorSpace *primariesCoeff = &priv->const_data.primariesCoeff; for (guint i = 0; i < 3; i++) { preCoeff->coeffX[i] = pre_coeff.matrix[0][i]; preCoeff->coeffY[i] = pre_coeff.matrix[1][i]; preCoeff->coeffZ[i] = pre_coeff.matrix[2][i]; preCoeff->offset[i] = pre_coeff.offset[i]; preCoeff->min[i] = pre_coeff.min[i]; preCoeff->max[i] = pre_coeff.max[i]; postCoeff->coeffX[i] = post_coeff.matrix[0][i]; postCoeff->coeffY[i] = post_coeff.matrix[1][i]; postCoeff->coeffZ[i] = post_coeff.matrix[2][i]; postCoeff->offset[i] = post_coeff.offset[i]; postCoeff->min[i] = post_coeff.min[i]; postCoeff->max[i] = post_coeff.max[i]; primariesCoeff->coeffX[i] = primaries_coeff.matrix[0][i]; primariesCoeff->coeffY[i] = primaries_coeff.matrix[1][i]; primariesCoeff->coeffZ[i] = primaries_coeff.matrix[2][i]; primariesCoeff->offset[i] = primaries_coeff.offset[i]; primariesCoeff->min[i] = primaries_coeff.min[i]; primariesCoeff->max[i] = primaries_coeff.max[i]; } return TRUE; } static GammaLutPtr gst_d3d11_converter_get_gamma_dec_table (GstVideoTransferFunction func) { static std::mutex lut_lock; static std::map < GstVideoTransferFunction, GammaLutPtr > g_gamma_dec_table; std::lock_guard < std::mutex > lk (lut_lock); auto lut = g_gamma_dec_table.find (func); if (lut != g_gamma_dec_table.end ()) return lut->second; const gdouble scale = (gdouble) 1 / (GAMMA_LUT_SIZE - 1); auto table = std::make_shared < GammaLut > (); for (guint i = 0; i < GAMMA_LUT_SIZE; i++) { gdouble val = gst_video_transfer_function_decode (func, i * scale); val = rint (val * 65535); val = CLAMP (val, 0, 65535); table->lut[i] = (guint16) val; } g_gamma_dec_table[func] = table; return table; } static GammaLutPtr gst_d3d11_converter_get_gamma_enc_table (GstVideoTransferFunction func) { static std::mutex lut_lock; static std::map < GstVideoTransferFunction, GammaLutPtr > g_gamma_enc_table; std::lock_guard < std::mutex > lk (lut_lock); auto lut = g_gamma_enc_table.find (func); if (lut != g_gamma_enc_table.end ()) return lut->second; const gdouble scale = (gdouble) 1 / (GAMMA_LUT_SIZE - 1); auto table = std::make_shared < GammaLut > (); for (guint i = 0; i < GAMMA_LUT_SIZE; i++) { gdouble val = gst_video_transfer_function_encode (func, i * scale); val = rint (val * 65535); val = CLAMP (val, 0, 65535); table->lut[i] = (guint16) val; } g_gamma_enc_table[func] = table; return table; } static gboolean gst_d3d11_converter_setup_lut (GstD3D11Converter * self, const GstVideoInfo * in_info, const GstVideoInfo * out_info) { GstD3D11ConverterPrivate *priv = self->priv; GstD3D11Device *device = self->device; ID3D11Device *device_handle = gst_d3d11_device_get_device_handle (device); D3D11_TEXTURE1D_DESC desc; D3D11_SUBRESOURCE_DATA subresource; D3D11_SHADER_RESOURCE_VIEW_DESC srv_desc; HRESULT hr; ComPtr < ID3D11Texture1D > gamma_dec_lut; ComPtr < ID3D11Texture1D > gamma_enc_lut; ComPtr < ID3D11ShaderResourceView > gamma_dec_srv; ComPtr < ID3D11ShaderResourceView > gamma_enc_srv; GammaLutPtr gamma_dec_table; GammaLutPtr gamma_enc_table; GstVideoTransferFunction in_trc = in_info->colorimetry.transfer; GstVideoTransferFunction out_trc = out_info->colorimetry.transfer; memset (&desc, 0, sizeof (D3D11_TEXTURE1D_DESC)); memset (&subresource, 0, sizeof (D3D11_SUBRESOURCE_DATA)); memset (&srv_desc, 0, sizeof (D3D11_SHADER_RESOURCE_VIEW_DESC)); gamma_dec_table = gst_d3d11_converter_get_gamma_dec_table (in_trc); gamma_enc_table = gst_d3d11_converter_get_gamma_enc_table (out_trc); desc.Width = GAMMA_LUT_SIZE; desc.MipLevels = 1; desc.ArraySize = 1; desc.Format = DXGI_FORMAT_R16_UNORM; desc.Usage = D3D11_USAGE_IMMUTABLE; desc.BindFlags = D3D11_BIND_SHADER_RESOURCE; subresource.pSysMem = gamma_dec_table->lut; subresource.SysMemPitch = GAMMA_LUT_SIZE * sizeof (guint16); srv_desc.Format = DXGI_FORMAT_R16_UNORM; srv_desc.ViewDimension = D3D11_SRV_DIMENSION_TEXTURE1D; srv_desc.Texture1D.MipLevels = 1; hr = device_handle->CreateTexture1D (&desc, &subresource, &gamma_dec_lut); if (!gst_d3d11_result (hr, device)) { GST_ERROR_OBJECT (self, "Failed to create gamma decode LUT"); return FALSE; } hr = device_handle->CreateShaderResourceView (gamma_dec_lut.Get (), &srv_desc, &gamma_dec_srv); if (!gst_d3d11_result (hr, device)) { GST_ERROR_OBJECT (self, "Failed to create gamma decode LUT SRV"); return FALSE; } subresource.pSysMem = gamma_enc_table->lut; hr = device_handle->CreateTexture1D (&desc, &subresource, &gamma_enc_lut); if (!gst_d3d11_result (hr, device)) { GST_ERROR_OBJECT (self, "Failed to create gamma encode LUT"); return FALSE; } hr = device_handle->CreateShaderResourceView (gamma_enc_lut.Get (), &srv_desc, &gamma_enc_srv); if (!gst_d3d11_result (hr, device)) { GST_ERROR_OBJECT (device, "Failed to create gamma decode LUT SRV"); return FALSE; } priv->gamma_dec_lut = gamma_dec_lut; priv->gamma_enc_lut = gamma_enc_lut; priv->gamma_dec_srv = gamma_dec_srv; priv->gamma_enc_srv = gamma_enc_srv; return TRUE; } static 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]); /* background color for video processor */ priv->background_color.RGBA.R = converted[0]; priv->background_color.RGBA.G = converted[1]; priv->background_color.RGBA.B = converted[2]; priv->background_color.RGBA.A = a; /* scale down if output is planar high bitdepth format */ switch (format) { case GST_VIDEO_FORMAT_I420_10LE: case GST_VIDEO_FORMAT_I422_10LE: case GST_VIDEO_FORMAT_Y444_10LE: case GST_VIDEO_FORMAT_GBR_10LE: case GST_VIDEO_FORMAT_GBRA_10LE: for (guint i = 0; i < 3; i++) { converted[i] /= 64.0; } a /= 64.0; break; case GST_VIDEO_FORMAT_I420_12LE: case GST_VIDEO_FORMAT_I422_12LE: case GST_VIDEO_FORMAT_Y444_12LE: case GST_VIDEO_FORMAT_GBR_12LE: case GST_VIDEO_FORMAT_GBRA_12LE: for (guint i = 0; i < 3; i++) { converted[i] /= 16.0; } a /= 16.0; break; default: break; } if ((GST_VIDEO_INFO_IS_RGB (out_info) && GST_VIDEO_INFO_N_PLANES (out_info) == 1) || GST_VIDEO_INFO_IS_GRAY (out_info)) { for (guint i = 0; i < 3; i++) priv->clear_color[0][i] = converted[i]; priv->clear_color[0][3] = a; } else { switch (format) { case GST_VIDEO_FORMAT_VUYA: priv->clear_color[0][0] = converted[2]; priv->clear_color[0][1] = converted[1]; priv->clear_color[0][2] = converted[0]; priv->clear_color[0][3] = a; break; case GST_VIDEO_FORMAT_AYUV: case GST_VIDEO_FORMAT_AYUV64: priv->clear_color[0][0] = a; priv->clear_color[0][1] = converted[0]; priv->clear_color[0][2] = converted[1]; priv->clear_color[0][3] = converted[2]; break; case GST_VIDEO_FORMAT_NV12: case GST_VIDEO_FORMAT_NV21: case GST_VIDEO_FORMAT_P010_10LE: case GST_VIDEO_FORMAT_P012_LE: case GST_VIDEO_FORMAT_P016_LE: priv->clear_color[0][0] = converted[0]; priv->clear_color[0][1] = 0; priv->clear_color[0][2] = 0; priv->clear_color[0][3] = 1.0; if (format == GST_VIDEO_FORMAT_NV21) { priv->clear_color[1][0] = converted[2]; priv->clear_color[1][1] = converted[1]; } else { priv->clear_color[1][0] = converted[1]; priv->clear_color[1][1] = converted[2]; } priv->clear_color[1][2] = 0; priv->clear_color[1][3] = 1.0; break; case GST_VIDEO_FORMAT_I420: case GST_VIDEO_FORMAT_YV12: case GST_VIDEO_FORMAT_I420_10LE: case GST_VIDEO_FORMAT_I420_12LE: case GST_VIDEO_FORMAT_Y42B: case GST_VIDEO_FORMAT_I422_10LE: case GST_VIDEO_FORMAT_I422_12LE: case GST_VIDEO_FORMAT_Y444: case GST_VIDEO_FORMAT_Y444_10LE: case GST_VIDEO_FORMAT_Y444_12LE: case GST_VIDEO_FORMAT_Y444_16LE: priv->clear_color[0][0] = converted[0]; priv->clear_color[0][1] = 0; priv->clear_color[0][2] = 0; priv->clear_color[0][3] = 1.0; if (format == GST_VIDEO_FORMAT_YV12) { priv->clear_color[1][0] = converted[2]; priv->clear_color[2][0] = converted[1]; } else { priv->clear_color[1][0] = converted[1]; priv->clear_color[2][0] = converted[2]; } priv->clear_color[1][1] = 0; priv->clear_color[1][2] = 0; priv->clear_color[1][3] = 1.0; priv->clear_color[2][1] = 0; priv->clear_color[2][2] = 0; priv->clear_color[2][3] = 1.0; break; case GST_VIDEO_FORMAT_RGBP: priv->clear_color[0][0] = converted[0]; priv->clear_color[1][0] = converted[1]; priv->clear_color[2][0] = converted[2]; break; case GST_VIDEO_FORMAT_BGRP: priv->clear_color[0][0] = converted[2]; priv->clear_color[1][0] = converted[1]; priv->clear_color[2][0] = converted[0]; break; case GST_VIDEO_FORMAT_GBR: case GST_VIDEO_FORMAT_GBR_10LE: case GST_VIDEO_FORMAT_GBR_12LE: case GST_VIDEO_FORMAT_GBR_16LE: priv->clear_color[0][0] = converted[1]; priv->clear_color[1][0] = converted[2]; priv->clear_color[2][0] = converted[0]; break; case GST_VIDEO_FORMAT_GBRA: case GST_VIDEO_FORMAT_GBRA_10LE: case GST_VIDEO_FORMAT_GBRA_12LE: priv->clear_color[0][0] = converted[1]; priv->clear_color[1][0] = converted[2]; priv->clear_color[2][0] = converted[0]; priv->clear_color[3][0] = a; break; default: g_assert_not_reached (); break; } } } static gboolean gst_d3d11_converter_setup_processor (GstD3D11Converter * self) { GstD3D11ConverterPrivate *priv = self->priv; GstD3D11Device *device = self->device; ID3D11VideoDevice *video_device; ID3D11VideoContext *video_context; HRESULT hr; D3D11_VIDEO_PROCESSOR_CONTENT_DESC desc; ComPtr < ID3D11VideoContext1 > video_context1; ComPtr < ID3D11VideoContext2 > video_context2; ComPtr < ID3D11VideoProcessorEnumerator > enumerator; ComPtr < ID3D11VideoProcessorEnumerator1 > enumerator1; ComPtr < ID3D11VideoProcessor > processor; UINT support_flags; BOOL conversion_supported = TRUE; DXGI_COLOR_SPACE_TYPE in_space, out_space; DXGI_FORMAT in_dxgi_format = priv->in_d3d11_format.dxgi_format; DXGI_FORMAT out_dxgi_format = priv->out_d3d11_format.dxgi_format; UINT in_format_flags = priv->in_d3d11_format.format_support[0]; UINT out_format_flags = priv->out_d3d11_format.format_support[0]; if (GST_VIDEO_INFO_IS_GRAY (&priv->in_info) || GST_VIDEO_INFO_IS_GRAY (&priv->out_info)) { return FALSE; } /* Not a native DXGI format */ if (in_dxgi_format == DXGI_FORMAT_UNKNOWN || out_dxgi_format == DXGI_FORMAT_UNKNOWN) { return FALSE; } /* cannot bind to processor in/out view */ if ((in_format_flags & D3D11_FORMAT_SUPPORT_VIDEO_PROCESSOR_INPUT) == 0 || (out_format_flags & D3D11_FORMAT_SUPPORT_VIDEO_PROCESSOR_OUTPUT) == 0) { return FALSE; } if (!gst_video_info_to_dxgi_color_space (&priv->in_info, &in_space)) { GST_WARNING_OBJECT (self, "Unknown input DXGI colorspace"); return FALSE; } if (!gst_video_info_to_dxgi_color_space (&priv->out_info, &out_space)) { GST_WARNING_OBJECT (self, "Unknown output DXGI colorspace"); return FALSE; } video_device = gst_d3d11_device_get_video_device_handle (self->device); if (!video_device) { GST_DEBUG_OBJECT (self, "video device interface is not available"); return FALSE; } video_context = gst_d3d11_device_get_video_context_handle (self->device); if (!video_context) { GST_DEBUG_OBJECT (self, "video context interface is not available"); return FALSE; } hr = video_context->QueryInterface (IID_PPV_ARGS (&video_context1)); if (!gst_d3d11_result (hr, device)) { GST_DEBUG_OBJECT (self, "ID3D11VideoContext1 interface is not available"); return FALSE; } memset (&desc, 0, sizeof (D3D11_VIDEO_PROCESSOR_CONTENT_DESC)); desc.InputFrameFormat = D3D11_VIDEO_FRAME_FORMAT_PROGRESSIVE; desc.InputWidth = priv->in_info.width; desc.InputHeight = priv->in_info.height; desc.OutputWidth = priv->out_info.width; desc.OutputHeight = priv->out_info.height; /* TODO: make option for this */ desc.Usage = D3D11_VIDEO_USAGE_PLAYBACK_NORMAL; hr = video_device->CreateVideoProcessorEnumerator (&desc, &enumerator); if (!gst_d3d11_result (hr, device)) { GST_WARNING_OBJECT (self, "Failed to create enumerator"); return FALSE; } hr = enumerator.As (&enumerator1); if (!gst_d3d11_result (hr, device)) { GST_WARNING_OBJECT (self, "ID3D11VideoProcessorEnumerator1 interface is not available"); return FALSE; } support_flags = 0; hr = enumerator1->CheckVideoProcessorFormat (in_dxgi_format, &support_flags); if (!gst_d3d11_result (hr, device) || (support_flags & 0x1) == 0) { GST_DEBUG_OBJECT (self, "Input format is not supported"); return FALSE; } support_flags = 0; hr = enumerator1->CheckVideoProcessorFormat (out_dxgi_format, &support_flags); if (!gst_d3d11_result (hr, device) || (support_flags & 0x2) == 0) { GST_DEBUG_OBJECT (self, "Output format is not supported"); return FALSE; } hr = enumerator1->CheckVideoProcessorFormatConversion (in_dxgi_format, in_space, out_dxgi_format, out_space, &conversion_supported); if (!gst_d3d11_result (hr, device) || !conversion_supported) { GST_DEBUG_OBJECT (self, "Conversion is not supported"); return FALSE; } hr = enumerator1->GetVideoProcessorCaps (&priv->processor_caps); if (!gst_d3d11_result (hr, device)) { GST_WARNING_OBJECT (self, "Failed to query processor caps"); return FALSE; } hr = video_device->CreateVideoProcessor (enumerator1.Get (), 0, &processor); if (!gst_d3d11_result (hr, device)) { GST_WARNING_OBJECT (self, "Failed to create processor"); return FALSE; } GstD3D11DeviceLockGuard lk (device); /* We don't want auto processing by driver */ video_context1->VideoProcessorSetStreamAutoProcessingMode (processor.Get (), 0, FALSE); video_context1->VideoProcessorSetStreamColorSpace1 (processor.Get (), 0, in_space); video_context1->VideoProcessorSetOutputColorSpace1 (processor.Get (), out_space); priv->video_device = video_device; priv->processor = processor; hr = video_context1.As (&video_context2); if (SUCCEEDED (hr)) priv->video_context2 = video_context2; priv->video_context = video_context1; priv->enumerator = enumerator1; priv->src_rect.left = 0; priv->src_rect.top = 0; priv->src_rect.right = priv->in_info.width; priv->src_rect.bottom = priv->in_info.height; priv->dest_rect.left = 0; priv->dest_rect.top = 0; priv->dest_rect.right = priv->out_info.width; priv->dest_rect.bottom = priv->out_info.height; priv->dest_full_rect = priv->dest_rect; return TRUE; } /** * gst_d3d11_converter_new: * @device: a #GstD3D11Device * @in_info: a #GstVideoInfo * @out_info: a #GstVideoInfo * @method: (inout) (optional) (nullable): a #GstD3D11ConverterMethod * Create a new converter object to convert between @in_info and @out_info * with @method. When @method is not specified, converter will configure * conversion path for all available method. Otherwise, converter will configure * conversion path only for specified method(s) and set @method will be updated * with supported method. * * Returns: (transfer full) (nullable): a #GstD3D11Converter or %NULL if conversion is not possible * * Since: 1.22 */ GstD3D11Converter * gst_d3d11_converter_new (GstD3D11Device * device, const GstVideoInfo * in_info, const GstVideoInfo * out_info, GstStructure * config) { GstD3D11Converter *self; GstD3D11ConverterPrivate *priv; GstD3D11Format in_d3d11_format; GstD3D11Format out_d3d11_format; guint wanted_backend = 0; gboolean allow_gamma = FALSE; gboolean allow_primaries = FALSE; D3D11_FILTER sampler_filter = D3D11_FILTER_MIN_MAG_LINEAR_MIP_POINT; gchar *backend_str; GstVideoInfo matrix_in_info; GstVideoInfo matrix_out_info; g_return_val_if_fail (GST_IS_D3D11_DEVICE (device), nullptr); g_return_val_if_fail (in_info != nullptr, nullptr); g_return_val_if_fail (out_info != nullptr, nullptr); self = (GstD3D11Converter *) g_object_new (GST_TYPE_D3D11_CONVERTER, nullptr); gst_object_ref_sink (self); priv = self->priv; if (config) { gint value; gst_structure_get_flags (config, GST_D3D11_CONVERTER_OPT_BACKEND, GST_TYPE_D3D11_CONVERTER_BACKEND, &wanted_backend); if (gst_structure_get_enum (config, GST_D3D11_CONVERTER_OPT_GAMMA_MODE, GST_TYPE_VIDEO_GAMMA_MODE, &value) && (GstVideoGammaMode) value != GST_VIDEO_GAMMA_MODE_NONE) { allow_gamma = TRUE; } if (gst_structure_get_enum (config, GST_D3D11_CONVERTER_OPT_PRIMARIES_MODE, GST_TYPE_VIDEO_PRIMARIES_MODE, &value) && (GstVideoPrimariesMode) value != GST_VIDEO_PRIMARIES_MODE_NONE) { allow_primaries = TRUE; } gst_structure_get_enum (config, GST_D3D11_CONVERTER_OPT_SAMPLER_FILTER, GST_TYPE_D3D11_CONVERTER_SAMPLER_FILTER, (int *) &sampler_filter); gst_structure_get_enum (config, GST_D3D11_CONVERTER_OPT_SRC_ALPHA_MODE, GST_TYPE_D3D11_CONVERTER_ALPHA_MODE, (int *) &priv->src_alpha_mode); gst_structure_get_enum (config, GST_D3D11_CONVERTER_OPT_DEST_ALPHA_MODE, GST_TYPE_D3D11_CONVERTER_ALPHA_MODE, (int *) &priv->dst_alpha_mode); gst_structure_free (config); } if (!wanted_backend) { wanted_backend = GST_D3D11_CONVERTER_BACKEND_SHADER | GST_D3D11_CONVERTER_BACKEND_VIDEO_PROCESSOR; } backend_str = g_flags_to_string (GST_TYPE_D3D11_CONVERTER_BACKEND, wanted_backend); GST_DEBUG_OBJECT (self, "Setup converter with format %s -> %s, wanted backend: %s, " "allow gamma conversion: %d, allow primaries conversion: %d ", gst_video_format_to_string (GST_VIDEO_INFO_FORMAT (in_info)), gst_video_format_to_string (GST_VIDEO_INFO_FORMAT (out_info)), backend_str, allow_gamma, allow_primaries); g_free (backend_str); if (!gst_d3d11_device_get_format (device, GST_VIDEO_INFO_FORMAT (in_info), &in_d3d11_format)) { GST_ERROR_OBJECT (self, "%s couldn't be converted to d3d11 format", gst_video_format_to_string (GST_VIDEO_INFO_FORMAT (in_info))); gst_object_unref (self); return nullptr; } if (!gst_d3d11_device_get_format (device, GST_VIDEO_INFO_FORMAT (out_info), &out_d3d11_format)) { GST_ERROR_OBJECT (self, "%s couldn't be converted to d3d11 format", gst_video_format_to_string (GST_VIDEO_INFO_FORMAT (in_info))); gst_object_unref (self); return nullptr; } self->device = (GstD3D11Device *) gst_object_ref (device); priv->const_data.alpha = 1.0; priv->in_info = *in_info; priv->fallback_info = *in_info; priv->piv_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; priv->convert_type = CONVERT_TYPE::IDENTITY; if (GST_VIDEO_INFO_IS_RGB (in_info) != GST_VIDEO_INFO_IS_RGB (out_info)) { priv->convert_type = CONVERT_TYPE::SIMPLE; } else if (in_info->colorimetry.range != GST_VIDEO_COLOR_RANGE_UNKNOWN && out_info->colorimetry.range != GST_VIDEO_COLOR_RANGE_UNKNOWN && in_info->colorimetry.range != out_info->colorimetry.range) { priv->convert_type = CONVERT_TYPE::RANGE; } if (allow_gamma && in_info->colorimetry.transfer != GST_VIDEO_TRANSFER_UNKNOWN && out_info->colorimetry.transfer != GST_VIDEO_TRANSFER_UNKNOWN && !gst_video_transfer_function_is_equivalent (in_info->colorimetry.transfer, GST_VIDEO_INFO_COMP_DEPTH (in_info, 0), out_info->colorimetry.transfer, GST_VIDEO_INFO_COMP_DEPTH (out_info, 0))) { GST_DEBUG_OBJECT (self, "Different transfer function %d -> %d", in_info->colorimetry.transfer, out_info->colorimetry.transfer); priv->convert_type = CONVERT_TYPE::GAMMA; } if (allow_primaries && in_info->colorimetry.primaries != GST_VIDEO_COLOR_PRIMARIES_UNKNOWN && out_info->colorimetry.primaries != GST_VIDEO_COLOR_PRIMARIES_UNKNOWN && !gst_video_color_primaries_is_equivalent (in_info->colorimetry.primaries, out_info->colorimetry.primaries)) { GST_DEBUG_OBJECT (self, "Different primaries %d -> %d", in_info->colorimetry.primaries, out_info->colorimetry.primaries); priv->convert_type = CONVERT_TYPE::PRIMARY; } /* XXX: hard to make sampling of packed 4:2:2 format, use software * converter to convert YUV2 to Y42B */ if (GST_VIDEO_INFO_FORMAT (in_info) == GST_VIDEO_FORMAT_YUY2) { GstVideoInfo tmp_info; gst_video_info_set_interlaced_format (&tmp_info, GST_VIDEO_FORMAT_Y42B, GST_VIDEO_INFO_INTERLACE_MODE (in_info), GST_VIDEO_INFO_WIDTH (in_info), GST_VIDEO_INFO_HEIGHT (in_info)); tmp_info.chroma_site = in_info->chroma_site; tmp_info.colorimetry = in_info->colorimetry; tmp_info.fps_n = in_info->fps_n; tmp_info.fps_d = in_info->fps_d; tmp_info.par_n = in_info->par_n; tmp_info.par_d = in_info->par_d; priv->unpack_convert = gst_video_converter_new (in_info, &tmp_info, nullptr); if (!priv->unpack_convert) { GST_ERROR_OBJECT (self, "Couldn't create unpack convert"); goto out; } priv->fallback_info = tmp_info; in_info = &priv->fallback_info; } if ((priv->convert_type == CONVERT_TYPE::GAMMA || priv->convert_type == CONVERT_TYPE::PRIMARY)) { if (!gst_d3d11_converter_setup_lut (self, in_info, out_info)) goto out; } if (GST_VIDEO_INFO_IS_RGB (in_info)) { matrix_in_info = *in_info; } else { convert_info_gray_to_yuv (in_info, &matrix_in_info); if (matrix_in_info.colorimetry.matrix == GST_VIDEO_COLOR_MATRIX_UNKNOWN || matrix_in_info.colorimetry.matrix == GST_VIDEO_COLOR_MATRIX_RGB) { matrix_in_info.colorimetry.matrix = GST_VIDEO_COLOR_MATRIX_BT709; } } if (GST_VIDEO_INFO_IS_RGB (out_info)) { matrix_out_info = *out_info; } else { convert_info_gray_to_yuv (out_info, &matrix_out_info); if (matrix_out_info.colorimetry.matrix == GST_VIDEO_COLOR_MATRIX_UNKNOWN || matrix_out_info.colorimetry.matrix == GST_VIDEO_COLOR_MATRIX_RGB) { matrix_out_info.colorimetry.matrix = GST_VIDEO_COLOR_MATRIX_BT709; } } if (!gst_d3d11_converter_calculate_matrix (self, &matrix_in_info, &matrix_out_info)) { goto out; } if (!gst_d3d11_color_convert_setup_shader (self, in_info, out_info, sampler_filter)) { 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], gboolean multisampled) { GstD3D11ConverterPrivate *priv; ComPtr < ID3D11Resource > resource; ComPtr < ID3D11Texture2D > texture; D3D11_TEXTURE2D_DESC desc; ID3D11DeviceContext *context; UINT offsets = 0; UINT vertex_stride = sizeof (VertexData); ID3D11ShaderResourceView *clear_view[GST_VIDEO_MAX_PLANES] = { nullptr, }; priv = self->priv; context = gst_d3d11_device_get_device_context_handle (self->device); /* check texture resolution and update crop area */ srv[0]->GetResource (&resource); resource.As (&texture); texture->GetDesc (&desc); if (desc.Width != (guint) priv->input_texture_width || desc.Height != (guint) priv->input_texture_height) { GST_DEBUG_OBJECT (self, "Update vertext buffer, texture resolution: %dx%d", desc.Width, desc.Height); priv->input_texture_width = desc.Width; priv->input_texture_height = desc.Height; priv->update_src_rect = TRUE; if (!gst_d3d11_converter_update_src_rect (self)) { GST_ERROR_OBJECT (self, "Cannot update src rect"); return FALSE; } } if (priv->const_buffer && priv->update_alpha) { D3D11_MAPPED_SUBRESOURCE map; PSConstBuffer *const_buffer; HRESULT hr; hr = context->Map (priv->const_buffer.Get (), 0, D3D11_MAP_WRITE_DISCARD, 0, &map); if (!gst_d3d11_result (hr, self->device)) { GST_ERROR_OBJECT (self, "Couldn't map constant buffer, hr: 0x%x", (guint) hr); return FALSE; } const_buffer = (PSConstBuffer *) map.pData; memcpy (const_buffer, &priv->const_data, sizeof (PSConstBuffer)); context->Unmap (priv->const_buffer.Get (), 0); } priv->update_alpha = FALSE; if (priv->clear_background) { for (guint i = 0; i < priv->num_output_view; i++) context->ClearRenderTargetView (rtv[i], priv->clear_color[i]); } context->IASetPrimitiveTopology (D3D11_PRIMITIVE_TOPOLOGY_TRIANGLELIST); ID3D11Buffer *vertex[] = { priv->vertex_buffer.Get () }; context->IASetVertexBuffers (0, 1, vertex, &vertex_stride, &offsets); context->IASetIndexBuffer (priv->index_buffer.Get (), DXGI_FORMAT_R16_UINT, 0); ID3D11SamplerState *samplers[] = { priv->sampler.Get (), priv->linear_sampler.Get () }; context->PSSetSamplers (0, 2, samplers); ID3D11Buffer *vs_const_buffer[] = { priv->vs_const_buffer.Get () }; context->IASetInputLayout (priv->layout.Get ()); context->VSSetShader (priv->vs.Get (), nullptr, 0); context->VSSetConstantBuffers (0, 1, vs_const_buffer); if (priv->const_buffer) { ID3D11Buffer *const_buffer[] = { priv->const_buffer.Get () }; context->PSSetConstantBuffers (0, 1, const_buffer); } context->PSSetShaderResources (0, priv->num_input_view, srv); if (priv->gamma_enc_srv) { ID3D11ShaderResourceView *gamma_srv[] = { priv->gamma_dec_srv.Get (), priv->gamma_enc_srv.Get () }; context->PSSetShaderResources (4, 2, gamma_srv); } auto ps = priv->ps[0]; context->PSSetShader (ps->shader.Get (), nullptr, 0); context->RSSetViewports (ps->num_rtv, priv->viewport); if (multisampled) context->RSSetState (priv->msaa_rasterizer.Get ()); else context->RSSetState (priv->rasterizer.Get ()); context->OMSetRenderTargets (ps->num_rtv, rtv, nullptr); if (priv->blend) { context->OMSetBlendState (priv->blend.Get (), priv->blend_factor, priv->blend_sample_mask); } else { context->OMSetBlendState (nullptr, nullptr, 0xffffffff); } context->DrawIndexed (6, 0, 0); if (priv->ps.size () == 2) { guint view_offset = ps->num_rtv; ps = priv->ps[1]; context->PSSetShader (ps->shader.Get (), nullptr, 0); context->RSSetViewports (ps->num_rtv, &priv->viewport[view_offset]); context->OMSetRenderTargets (ps->num_rtv, &rtv[view_offset], nullptr); context->DrawIndexed (6, 0, 0); } context->PSSetShaderResources (0, 4, clear_view); context->OMSetRenderTargets (0, nullptr, nullptr); return TRUE; } static gboolean gst_d3d11_converter_check_bind_flags_for_piv (guint bind_flags) { static const guint flags = (D3D11_BIND_DECODER | D3D11_BIND_VIDEO_ENCODER | D3D11_BIND_RENDER_TARGET | D3D11_BIND_UNORDERED_ACCESS); if (bind_flags == 0) return TRUE; if ((bind_flags & flags) != 0) return TRUE; return FALSE; } static gboolean gst_d3d11_converter_is_d3d11_buffer (GstD3D11Converter * self, GstBuffer * buffer) { if (gst_buffer_n_memory (buffer) == 0) { GST_WARNING_OBJECT (self, "Empty buffer"); return FALSE; } for (guint i = 0; i < gst_buffer_n_memory (buffer); i++) { GstMemory *mem = gst_buffer_peek_memory (buffer, i); GstD3D11Memory *dmem; if (!gst_is_d3d11_memory (mem)) { GST_LOG_OBJECT (self, "Memory at %d is not d3d11 memory", i); return FALSE; } dmem = GST_D3D11_MEMORY_CAST (mem); if (dmem->device != self->device) { GST_LOG_OBJECT (self, "Memory at %d belongs to different device", i); return FALSE; } } return TRUE; } static gboolean gst_d3d11_converter_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); 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_upload_for_shader (GstD3D11Converter * self, GstBuffer * in_buf) { GstD3D11ConverterPrivate *priv = self->priv; GstVideoFrame frame, fallback_frame; GstVideoInfo *fallback_info = &priv->fallback_info; gboolean ret = TRUE; if (!gst_video_frame_map (&frame, &priv->in_info, in_buf, GST_MAP_READ)) { GST_ERROR_OBJECT (self, "Failed to map input buffer"); return FALSE; } /* Probably cropped buffer */ if (fallback_info->width != GST_VIDEO_FRAME_WIDTH (&frame) || fallback_info->height != GST_VIDEO_FRAME_HEIGHT (&frame)) { gst_clear_buffer (&priv->fallback_inbuf); if (GST_VIDEO_INFO_FORMAT (&priv->in_info) == GST_VIDEO_FORMAT_YUY2 && priv->unpack_convert) { gst_video_info_set_interlaced_format (fallback_info, GST_VIDEO_FORMAT_Y42B, GST_VIDEO_INFO_INTERLACE_MODE (&frame.info), GST_VIDEO_INFO_WIDTH (&frame.info), GST_VIDEO_INFO_HEIGHT (&frame.info)); fallback_info->chroma_site = frame.info.chroma_site; fallback_info->colorimetry = frame.info.colorimetry; fallback_info->fps_n = frame.info.fps_n; fallback_info->fps_d = frame.info.fps_d; fallback_info->par_n = frame.info.par_n; fallback_info->par_d = frame.info.par_d; if (priv->unpack_convert) gst_video_converter_free (priv->unpack_convert); priv->unpack_convert = gst_video_converter_new (&frame.info, fallback_info, nullptr); g_assert (priv->unpack_convert); } else { *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; } if (priv->unpack_convert) { gst_video_converter_frame (priv->unpack_convert, &frame, &fallback_frame); } else { 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_need_blend (GstD3D11Converter * self) { GstD3D11ConverterPrivate *priv = self->priv; if (priv->blend && priv->blend_desc.RenderTarget[0].BlendEnable) { if (priv->alpha != 1.0) { return TRUE; } else if ((priv->blend_desc.RenderTarget[0].SrcBlend == D3D11_BLEND_BLEND_FACTOR || priv->blend_desc.RenderTarget[0].SrcBlend == D3D11_BLEND_INV_BLEND_FACTOR) && (priv->blend_factor[0] != 1.0 || priv->blend_factor[1] != 1.0 || priv->blend_factor[2] != 1.0 || priv->blend_factor[3] != 1.0)) { return TRUE; } } return FALSE; } static gboolean gst_d3d11_converter_processor_available (GstD3D11Converter * self) { GstD3D11ConverterPrivate *priv = self->priv; if ((priv->supported_backend & GST_D3D11_CONVERTER_BACKEND_VIDEO_PROCESSOR) == 0) return FALSE; /* TODO: processor may be able to blend textures */ if (gst_d3d11_converter_need_blend (self)) return FALSE; /* flip/rotate or affine transform is not supported by processor */ if (priv->processor_direction_not_supported || priv->video_direction == GST_VIDEO_ORIENTATION_CUSTOM) { return FALSE; } return TRUE; } static gboolean gst_d3d11_converter_piv_available (GstD3D11Converter * self, GstBuffer * in_buf) { GstD3D11Memory *mem; D3D11_TEXTURE2D_DESC desc; mem = (GstD3D11Memory *) gst_buffer_peek_memory (in_buf, 0); gst_d3d11_memory_get_texture_desc (mem, &desc); return gst_d3d11_converter_check_bind_flags_for_piv (desc.BindFlags); } static gboolean gst_d3d11_converter_create_piv_buffer (GstD3D11Converter * self) { GstD3D11ConverterPrivate *priv = self->priv; GstD3D11AllocationParams *params; GstBufferPool *pool; GstCaps *caps; GstStructure *config; gst_clear_buffer (&priv->piv_inbuf); params = gst_d3d11_allocation_params_new (self->device, &priv->piv_info, GST_D3D11_ALLOCATION_FLAG_DEFAULT, 0, 0); caps = gst_video_info_to_caps (&priv->piv_info); pool = gst_d3d11_buffer_pool_new (self->device); config = gst_buffer_pool_get_config (pool); gst_buffer_pool_config_set_params (config, caps, priv->piv_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->piv_inbuf, nullptr); gst_buffer_pool_set_active (pool, FALSE); gst_object_unref (pool); if (!priv->piv_inbuf) { GST_ERROR_OBJECT (self, "Failed to create PIV buffer"); return FALSE; } return TRUE; } static gboolean gst_d3d11_converter_upload_for_processor (GstD3D11Converter * self, GstBuffer * in_buf) { GstD3D11ConverterPrivate *priv = self->priv; GstVideoFrame frame, fallback_frame; GstVideoInfo *piv_info = &priv->piv_info; gboolean ret = TRUE; if (!gst_video_frame_map (&frame, &priv->in_info, in_buf, GST_MAP_READ)) { GST_ERROR_OBJECT (self, "Failed to map input buffer"); return FALSE; } /* Probably cropped buffer */ if (piv_info->width != GST_VIDEO_FRAME_WIDTH (&frame) || piv_info->height != GST_VIDEO_FRAME_HEIGHT (&frame)) { gst_clear_buffer (&priv->piv_inbuf); *piv_info = frame.info; } if (!priv->piv_inbuf && !gst_d3d11_converter_create_piv_buffer (self)) { goto error; } if (!gst_video_frame_map (&fallback_frame, &priv->piv_info, priv->piv_inbuf, GST_MAP_WRITE)) { GST_ERROR_OBJECT (self, "Couldn't map fallback buffer"); goto error; } ret = gst_video_frame_copy (&fallback_frame, &frame); gst_video_frame_unmap (&fallback_frame); gst_video_frame_unmap (&frame); return ret; error: gst_video_frame_unmap (&frame); return FALSE; } static gboolean gst_d3d11_converter_do_processor_blt (GstD3D11Converter * self, GstBuffer * in_buf, GstBuffer * out_buf) { GstD3D11ConverterPrivate *priv = self->priv; ID3D11VideoProcessorInputView *piv = nullptr; ID3D11VideoProcessorOutputView *pov = nullptr; ID3D11VideoContext1 *video_ctx = priv->video_context.Get (); ID3D11VideoProcessor *proc = priv->processor.Get (); D3D11_VIDEO_PROCESSOR_STREAM stream = { 0, }; HRESULT hr; GstMemory *in_mem, *out_mem; GstD3D11Memory *in_dmem; GstD3D11Memory *out_dmem; GstMapInfo in_info, out_info; gboolean ret = FALSE; g_assert (gst_buffer_n_memory (in_buf) == 1); g_assert (gst_buffer_n_memory (out_buf) == 1); in_mem = gst_buffer_peek_memory (in_buf, 0); out_mem = gst_buffer_peek_memory (out_buf, 0); if (!gst_memory_map (in_mem, &in_info, (GstMapFlags) (GST_MAP_READ | GST_MAP_D3D11))) { GST_ERROR_OBJECT (self, "Couldn't map input buffer"); return FALSE; } if (!gst_memory_map (out_mem, &out_info, (GstMapFlags) (GST_MAP_WRITE | GST_MAP_D3D11))) { GST_ERROR_OBJECT (self, "Couldn't map output buffer"); gst_memory_unmap (in_mem, &in_info); return FALSE; } in_dmem = GST_D3D11_MEMORY_CAST (in_mem); out_dmem = GST_D3D11_MEMORY_CAST (out_mem); piv = gst_d3d11_memory_get_processor_input_view (in_dmem, priv->video_device.Get (), priv->enumerator.Get ()); if (!piv) { GST_ERROR_OBJECT (self, "PIV is unavailable"); goto out; } pov = gst_d3d11_memory_get_processor_output_view (out_dmem, priv->video_device.Get (), priv->enumerator.Get ()); if (!pov) { GST_ERROR_OBJECT (self, "POV is unavailable"); goto out; } video_ctx->VideoProcessorSetStreamSourceRect (proc, 0, TRUE, &priv->src_rect); video_ctx->VideoProcessorSetStreamDestRect (proc, 0, TRUE, &priv->dest_rect); if (priv->clear_background) { video_ctx->VideoProcessorSetOutputTargetRect (proc, TRUE, &priv->dest_full_rect); video_ctx->VideoProcessorSetOutputBackgroundColor (proc, GST_VIDEO_INFO_IS_YUV (&priv->out_info), &priv->background_color); } else { video_ctx->VideoProcessorSetOutputTargetRect (proc, TRUE, &priv->dest_rect); } if (priv->video_context2 && (priv->processor_caps.FeatureCaps & FEATURE_CAPS_METADATA_HDR10) != 0) { if (priv->have_in_hdr10) { priv->video_context2->VideoProcessorSetStreamHDRMetaData (proc, 0, DXGI_HDR_METADATA_TYPE_HDR10, sizeof (DXGI_HDR_METADATA_HDR10), &priv->in_hdr10_meta); } else { priv->video_context2->VideoProcessorSetStreamHDRMetaData (proc, 0, DXGI_HDR_METADATA_TYPE_NONE, 0, nullptr); } if (priv->have_out_hdr10) { priv->video_context2->VideoProcessorSetOutputHDRMetaData (proc, DXGI_HDR_METADATA_TYPE_HDR10, sizeof (DXGI_HDR_METADATA_HDR10), &priv->in_hdr10_meta); } } if ((priv->processor_caps.FeatureCaps & FEATURE_CAPS_ROTATION) != 0) { video_ctx->VideoProcessorSetStreamRotation (proc, 0, priv->enable_rotation, priv->rotation); } if ((priv->processor_caps.FeatureCaps & PROCESSOR_FEATURE_CAPS_MIRROR) != 0) { video_ctx->VideoProcessorSetStreamMirror (proc, 0, priv->enable_mirror, priv->flip_h, priv->flip_v); } stream.Enable = TRUE; stream.pInputSurface = piv; GST_TRACE_OBJECT (self, "Converting using processor"); hr = video_ctx->VideoProcessorBlt (proc, pov, 0, 1, &stream); ret = gst_d3d11_result (hr, self->device); priv->processor_in_use = ret; out: gst_memory_unmap (out_mem, &out_info); gst_memory_unmap (in_mem, &in_info); return ret; } static gboolean gst_d3d11_converter_convert_buffer_internal (GstD3D11Converter * self, GstBuffer * in_buf, GstBuffer * out_buf) { GstD3D11ConverterPrivate *priv = self->priv; ID3D11ShaderResourceView *srv[GST_VIDEO_MAX_PLANES] = { nullptr, }; ID3D11RenderTargetView *rtv[GST_VIDEO_MAX_PLANES] = { nullptr, }; GstD3D11Memory *in_dmem; GstD3D11Memory *out_dmem; GstMapInfo in_info[GST_VIDEO_MAX_PLANES]; GstMapInfo out_info[GST_VIDEO_MAX_PLANES]; D3D11_TEXTURE2D_DESC desc; guint num_srv, num_rtv; gboolean ret = FALSE; gboolean in_d3d11; gboolean multisampled = FALSE; std::lock_guard < std::mutex > lk (priv->prop_lock); /* Output buffer must be valid D3D11 buffer */ if (!gst_d3d11_converter_is_d3d11_buffer (self, out_buf)) { GST_ERROR_OBJECT (self, "Output is not d3d11 buffer"); return FALSE; } if (gst_buffer_n_memory (in_buf) == 0) { GST_ERROR_OBJECT (self, "Empty input buffer"); return FALSE; } out_dmem = (GstD3D11Memory *) gst_buffer_peek_memory (out_buf, 0); if (!gst_d3d11_memory_get_texture_desc (out_dmem, &desc)) { GST_ERROR_OBJECT (self, "Failed to get output desc"); return FALSE; } if ((desc.BindFlags & D3D11_BIND_RENDER_TARGET) == 0) { GST_ERROR_OBJECT (self, "Output is not bound to render target"); return FALSE; } if (desc.SampleDesc.Count > 1) multisampled = TRUE; gst_d3d11_converter_update_hdr10_meta (self); /* Update in/out rect */ if (!gst_d3d11_converter_update_dest_rect (self)) { GST_ERROR_OBJECT (self, "Failed to update dest rect"); return FALSE; } if (!gst_d3d11_converter_update_src_rect (self)) { GST_ERROR_OBJECT (self, "Failed to update src rect"); return FALSE; } if (!gst_d3d11_converter_update_transform (self)) { GST_ERROR_OBJECT (self, "Failed to update transform matrix"); return FALSE; } in_d3d11 = gst_d3d11_converter_is_d3d11_buffer (self, in_buf); if (!multisampled && gst_d3d11_converter_processor_available (self)) { gboolean use_processor = FALSE; gboolean piv_available = FALSE; if (in_d3d11) piv_available = gst_d3d11_converter_piv_available (self, in_buf); if ((priv->supported_backend & GST_D3D11_CONVERTER_BACKEND_SHADER) == 0) { /* processor only */ use_processor = TRUE; } else if ((priv->src_alpha_mode == GST_D3D11_CONVERTER_ALPHA_MODE_PREMULTIPLIED || priv->dst_alpha_mode == GST_D3D11_CONVERTER_ALPHA_MODE_PREMULTIPLIED) && GST_VIDEO_INFO_HAS_ALPHA (&priv->in_info)) { /* Needs alpha conversion */ use_processor = FALSE; } else if (piv_available) { in_dmem = (GstD3D11Memory *) gst_buffer_peek_memory (in_buf, 0); if (GST_VIDEO_INFO_FORMAT (&priv->in_info) == GST_VIDEO_FORMAT_YUY2) { /* Always use processor for packed YUV */ use_processor = TRUE; } else if (!gst_d3d11_memory_get_shader_resource_view_size (in_dmem)) { /* SRV is unavailable, use processor */ use_processor = TRUE; } else if (priv->video_context2 && (priv->have_in_hdr10 || priv->have_out_hdr10)) { /* HDR10 tonemap is needed */ use_processor = TRUE; } else if (priv->processor_in_use) { use_processor = TRUE; } } if (use_processor) { if (!piv_available) { if (!gst_d3d11_converter_upload_for_processor (self, in_buf)) { GST_ERROR_OBJECT (self, "Couldn't upload buffer"); return FALSE; } in_buf = priv->piv_inbuf; } return gst_d3d11_converter_do_processor_blt (self, in_buf, out_buf); } } if ((priv->supported_backend & GST_D3D11_CONVERTER_BACKEND_SHADER) == 0) { GST_ERROR_OBJECT (self, "Conversion is not supported"); goto out; } if (!in_d3d11 || GST_VIDEO_INFO_FORMAT (&priv->in_info) == GST_VIDEO_FORMAT_YUY2) { if (!gst_d3d11_converter_upload_for_shader (self, in_buf)) { GST_ERROR_OBJECT (self, "Couldn't copy into fallback buffer"); return FALSE; } 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 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; } 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, multisampled); 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; } /** * gst_d3d11_converter_convert_buffer: * @converter: a #GstD3D11Converter * @in_buf: a #GstBuffer * @out_buf: a #GstBuffer * * Converts @in_buf into @out_buf * * Returns: %TRUE if conversion is successful * * Since: 1.22 */ gboolean gst_d3d11_converter_convert_buffer (GstD3D11Converter * converter, GstBuffer * in_buf, GstBuffer * out_buf) { g_return_val_if_fail (GST_IS_D3D11_CONVERTER (converter), FALSE); g_return_val_if_fail (GST_IS_BUFFER (in_buf), FALSE); g_return_val_if_fail (GST_IS_BUFFER (out_buf), FALSE); GstD3D11DeviceLockGuard lk (converter->device); return gst_d3d11_converter_convert_buffer_internal (converter, in_buf, out_buf); } /** * gst_d3d11_converter_convert_buffer_unlocked: * @converter: a #GstD3D11Converter * @in_buf: a #GstBuffer * @out_buf: a #GstBuffer * * Converts @in_buf into @out_buf. Caller should take d3d11 device lock * in case that multiple threads can perform GPU processing using the * same #GstD3D11Device * * Returns: %TRUE if conversion is successful * * Since: 1.22 */ gboolean gst_d3d11_converter_convert_buffer_unlocked (GstD3D11Converter * converter, GstBuffer * in_buf, GstBuffer * out_buf) { g_return_val_if_fail (GST_IS_D3D11_CONVERTER (converter), FALSE); g_return_val_if_fail (GST_IS_BUFFER (in_buf), FALSE); g_return_val_if_fail (GST_IS_BUFFER (out_buf), FALSE); return gst_d3d11_converter_convert_buffer_internal (converter, in_buf, out_buf); } /** * gst_d3d11_converter_set_transform_matrix: * @converter: a #GstD3D11Converter * @matrix: the row-major 4x4 transform matrix * * Apply transform matrix * * Returns: %TRUE if successful * * Since: 1.24 */ gboolean gst_d3d11_converter_set_transform_matrix (GstD3D11Converter * converter, const gfloat matrix[16]) { GstD3D11ConverterPrivate *priv; g_return_val_if_fail (GST_IS_D3D11_CONVERTER (converter), FALSE); g_return_val_if_fail (matrix, FALSE); priv = converter->priv; if ((priv->supported_backend & GST_D3D11_CONVERTER_BACKEND_SHADER) == 0) { GST_ERROR_OBJECT (converter, "Shader backend is disabled"); return FALSE; } std::lock_guard < std::mutex > lk (priv->prop_lock); priv->custom_transform = XMFLOAT4X4A (matrix); priv->update_transform = TRUE; return TRUE; } gboolean gst_d3d11_converter_apply_transform (GstD3D11Converter * converter, GstVideoOrientationMethod method, gfloat viewport_width, gfloat viewport_height, gfloat fov, gboolean ortho, gfloat rotation_x, gfloat rotation_y, gfloat rotation_z, gfloat scale_x, gfloat scale_y) { GstD3D11ConverterPrivate *priv; g_return_val_if_fail (GST_IS_D3D11_CONVERTER (converter), FALSE); priv = converter->priv; if ((priv->supported_backend & GST_D3D11_CONVERTER_BACKEND_SHADER) == 0) { GST_ERROR_OBJECT (converter, "Shader backend is disabled"); return FALSE; } std::lock_guard < std::mutex > lk (priv->prop_lock); gfloat aspect_ratio; gboolean rotated = FALSE; XMMATRIX rotate_matrix = XMMatrixIdentity (); switch (method) { case GST_VIDEO_ORIENTATION_IDENTITY: case GST_VIDEO_ORIENTATION_AUTO: case GST_VIDEO_ORIENTATION_CUSTOM: default: break; case GST_VIDEO_ORIENTATION_90R: rotate_matrix = XMLoadFloat4x4A (&g_matrix_90r); rotated = TRUE; break; case GST_VIDEO_ORIENTATION_180: rotate_matrix = XMLoadFloat4x4A (&g_matrix_180); break; case GST_VIDEO_ORIENTATION_90L: rotate_matrix = XMLoadFloat4x4A (&g_matrix_90l); rotated = TRUE; break; case GST_VIDEO_ORIENTATION_HORIZ: rotate_matrix = XMLoadFloat4x4A (&g_matrix_horiz); break; case GST_VIDEO_ORIENTATION_VERT: rotate_matrix = XMLoadFloat4x4A (&g_matrix_vert); break; case GST_VIDEO_ORIENTATION_UL_LR: rotate_matrix = XMLoadFloat4x4A (&g_matrix_ul_lr); rotated = TRUE; break; case GST_VIDEO_ORIENTATION_UR_LL: rotate_matrix = XMLoadFloat4x4A (&g_matrix_ur_ll); rotated = TRUE; break; } if (rotated) aspect_ratio = viewport_height / viewport_width; else aspect_ratio = viewport_width / viewport_height; /* Apply user specified transform matrix first, then rotate-method */ XMMATRIX scale = XMMatrixScaling (scale_x * aspect_ratio, scale_y, 1.0); XMMATRIX rotate = XMMatrixRotationX (XMConvertToRadians (rotation_x)) * XMMatrixRotationY (XMConvertToRadians (-rotation_y)) * XMMatrixRotationZ (XMConvertToRadians (-rotation_z)); XMMATRIX view = XMMatrixLookAtLH (XMVectorSet (0.0, 0.0, -1.0, 0.0), XMVectorSet (0.0, 0.0, 0.0, 0.0), XMVectorSet (0.0, 1.0, 0.0, 0.0)); XMMATRIX proj; if (ortho) { proj = XMMatrixOrthographicOffCenterLH (-aspect_ratio, aspect_ratio, -1.0, 1.0, 0.1, 100.0); } else { proj = XMMatrixPerspectiveFovLH (XMConvertToRadians (fov), aspect_ratio, 0.1, 100.0); } XMMATRIX mvp = scale * rotate * view * proj * rotate_matrix; XMStoreFloat4x4A (&priv->custom_transform, mvp); priv->update_transform = TRUE; priv->video_direction = GST_VIDEO_ORIENTATION_CUSTOM; return TRUE; }