/* GStreamer * Copyright (C) 2023 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. */ /** * SECTION:element-d3d12testsrc * @title: d3d12testsrc * * The d3d12testsrc element is used to produce test video data * * ## Example launch line * ``` * gst-launch-1.0 d3d12testsrc ! queue ! d3d12videosink * ``` * */ #ifdef HAVE_CONFIG_H #include "config.h" #endif #include "gstd3d12testsrc.h" #include "gstd3d11on12.h" #include "gstd3d12pluginutils.h" #include #include #include #include #include #include #include #include #include #include "PSMain_checker.h" #include "PSMain_color.h" #include "PSMain_snow.h" #include "VSMain_color.h" #include "VSMain_coord.h" /* *INDENT-OFF* */ using namespace Microsoft::WRL; /* *INDENT-ON* */ GST_DEBUG_CATEGORY_STATIC (gst_d3d12_test_src_debug); #define GST_CAT_DEFAULT gst_d3d12_test_src_debug static GstStaticPadTemplate src_template = GST_STATIC_PAD_TEMPLATE ("src", GST_PAD_SRC, GST_PAD_ALWAYS, GST_STATIC_CAPS (GST_VIDEO_CAPS_MAKE_WITH_FEATURES (GST_CAPS_FEATURE_MEMORY_D3D12_MEMORY, GST_D3D12_ALL_FORMATS) "; " GST_VIDEO_CAPS_MAKE (GST_D3D12_ALL_FORMATS))); enum GstD3D12TestSrcPattern { GST_D3D12_TEST_SRC_SMPTE, GST_D3D12_TEST_SRC_SNOW, GST_D3D12_TEST_SRC_BLACK, GST_D3D12_TEST_SRC_WHITE, GST_D3D12_TEST_SRC_RED, GST_D3D12_TEST_SRC_GREEN, GST_D3D12_TEST_SRC_BLUE, GST_D3D12_TEST_SRC_CHECKERS1, GST_D3D12_TEST_SRC_CHECKERS2, GST_D3D12_TEST_SRC_CHECKERS4, GST_D3D12_TEST_SRC_CHECKERS8, GST_D3D12_TEST_SRC_CIRCULAR, GST_D3D12_TEST_SRC_BLINK, /* sync with videotestsrc */ GST_D3D12_TEST_SRC_BALL = 18, }; #define GST_TYPE_D3D12_TEST_SRC_PATTERN (gst_d3d12_test_src_pattern_get_type ()) static GType gst_d3d12_test_src_pattern_get_type (void) { static GType pattern_type = 0; GST_D3D12_CALL_ONCE_BEGIN { static const GEnumValue pattern_types[] = { {GST_D3D12_TEST_SRC_SMPTE, "SMPTE 100% color bars", "smpte"}, {GST_D3D12_TEST_SRC_SNOW, "Random (television snow)", "snow"}, {GST_D3D12_TEST_SRC_BLACK, "100% Black", "black"}, {GST_D3D12_TEST_SRC_WHITE, "100% White", "white"}, {GST_D3D12_TEST_SRC_RED, "Red", "red"}, {GST_D3D12_TEST_SRC_GREEN, "Green", "green"}, {GST_D3D12_TEST_SRC_BLUE, "Blue", "blue"}, {GST_D3D12_TEST_SRC_CHECKERS1, "Checkers 1px", "checkers-1"}, {GST_D3D12_TEST_SRC_CHECKERS2, "Checkers 2px", "checkers-2"}, {GST_D3D12_TEST_SRC_CHECKERS4, "Checkers 4px", "checkers-4"}, {GST_D3D12_TEST_SRC_CHECKERS8, "Checkers 8px", "checkers-8"}, {GST_D3D12_TEST_SRC_CIRCULAR, "Circular", "circular"}, {GST_D3D12_TEST_SRC_BLINK, "Blink", "blink"}, {GST_D3D12_TEST_SRC_BALL, "Moving ball", "ball"}, {0, nullptr, nullptr}, }; pattern_type = g_enum_register_static ("GstD3D12TestSrcPattern", pattern_types); } GST_D3D12_CALL_ONCE_END; return pattern_type; } enum { PROP_0, PROP_ADAPTER, PROP_IS_LIVE, PROP_PATTERN, PROP_ALPHA, PROP_ALPHA_MODE, }; #define DEFAULT_ADAPTER -1 #define DEFAULT_PATTERN GST_D3D12_TEST_SRC_SMPTE #define DEFAULT_ALPHA 1.0f #define ASYNC_DEPTH 2 struct ColorValue { union { struct { FLOAT r; FLOAT g; FLOAT b; FLOAT a; }; FLOAT color[4]; }; }; static const ColorValue color_table[] = { /* white */ {1.0f, 1.0f, 1.0f, 1.0f}, /* yellow */ {1.0f, 1.0f, 0.0f, 1.0f}, /* cyan */ {0.0f, 1.0f, 1.0f, 1.0f}, /* green */ {0.0f, 1.0f, 0.0f, 1.0f}, /* magenta */ {1.0f, 0.0f, 1.0f, 1.0f}, /* red */ {1.0f, 0.0f, 0.0f, 1.0f}, /* blue */ {0.0f, 0.0f, 1.0f, 1.0f}, /* black */ {0.0f, 0.0f, 0.0f, 1.0f}, /* -I */ {0.0, 0.0f, 0.5f, 1.0f}, /* +Q */ {0.0f, 0.5, 1.0f, 1.0f}, /* superblack */ {0.0f, 0.0f, 0.0f, 1.0f}, /* 7.421875% grey */ {19. / 256.0f, 19. / 256.0f, 19. / 256.0, 1.0f}, }; enum { COLOR_WHITE = 0, COLOR_YELLOW, COLOR_CYAN, COLOR_GREEN, COLOR_MAGENTA, COLOR_RED, COLOR_BLUE, COLOR_BLACK, COLOR_NEG_I, COLOR_POS_Q, COLOR_SUPER_BLACK, COLOR_DARK_GREY, }; struct SnowConstBuffer { FLOAT time = 0.0f; FLOAT alpha = 1.0f; }; struct CheckerConstBuffer { FLOAT width; FLOAT height; FLOAT checker_size; FLOAT alpha = 1.0f; }; struct GstD3D12TestSrcQuad { ComPtr < ID3D12RootSignature > rs; ComPtr < ID3D12PipelineState > pso; ComPtr < ID3D12Resource > vertex_index_buf; ComPtr < ID3D12Resource > vertex_index_upload; D3D12_VERTEX_BUFFER_VIEW vbv; D3D12_INDEX_BUFFER_VIEW ibv; guint index_count = 0; gboolean is_checker = FALSE; gboolean is_snow = FALSE; CheckerConstBuffer checker_const_buffer; SnowConstBuffer snow_const_buffer; }; struct StaticColor { ColorValue value; gboolean is_valid = FALSE; }; /* *INDENT-OFF* */ struct RenderContext { RenderContext (GstD3D12Device * dev) { event_handle = CreateEventEx (nullptr, nullptr, 0, EVENT_ALL_ACCESS); device = (GstD3D12Device *) gst_object_ref (dev); ca_pool = gst_d3d12_command_allocator_pool_new (device, D3D12_COMMAND_LIST_TYPE_DIRECT); } ~RenderContext () { gst_d3d12_device_fence_wait (device, D3D12_COMMAND_LIST_TYPE_DIRECT, fence_val, event_handle); CloseHandle (event_handle); /* releasing d3d12/d3d11/d2d shared resource might not thread safe? */ gst_d3d12_device_lock (device); brush = nullptr; d2d_target = nullptr; wrapped_texture = nullptr; gst_d3d12_device_unlock (device); gst_clear_buffer (&render_buffer); if (convert_pool) { gst_buffer_pool_set_active (convert_pool, FALSE); gst_clear_object (&convert_pool); } gst_clear_object (&ca_pool); gst_clear_object (&conv); gst_clear_object (&device); } GstD3D12Device *device = nullptr; GstD3D12Converter *conv = nullptr; GstBuffer *render_buffer = nullptr; GstBufferPool *convert_pool = nullptr; ComPtr d3d11on12; ComPtr d3d11_context; ComPtr d2d_target; ComPtr brush; gdouble rad; FLOAT x; FLOAT y; ComPtr texture; ComPtr rtv_heap; ComPtr wrapped_texture; ComPtr cl; std::queue scheduled; GstD3D12CommandAllocatorPool *ca_pool; D3D12_VIEWPORT viewport; D3D12_RECT scissor_rect; StaticColor static_color[2]; std::vector < std::shared_ptr < GstD3D12TestSrcQuad >> quad; GstD3D12TestSrcPattern pattern; HANDLE event_handle; guint64 fence_val = 0; }; struct GstD3D12TestSrcPrivate { GstD3D12TestSrcPrivate () { fence_data_pool = gst_d3d12_fence_data_pool_new (); gst_video_info_init (&info); } ~GstD3D12TestSrcPrivate () { gst_clear_object (&fence_data_pool); } gboolean downstream_supports_d3d12 = FALSE; GstVideoInfo info; GstD3D12FenceDataPool *fence_data_pool; gint adapter_index = DEFAULT_ADAPTER; GstD3D12TestSrcPattern pattern = DEFAULT_PATTERN; std::unique_ptr ctx; D3D12_VIEWPORT viewport; ComPtr d2d_factory; gfloat alpha = DEFAULT_ALPHA; gboolean reverse = FALSE; gint64 n_frames = 0; gint64 accum_frames = 0; GstClockTime accum_rtime = 0; GstClockTime running_time = 0; }; /* *INDENT-ON* */ struct _GstD3D12TestSrc { GstBaseSrc src; GstD3D12Device *device; GstD3D12TestSrcPrivate *priv; }; struct UvVertexData { struct { FLOAT x; FLOAT y; FLOAT z; } position; struct { FLOAT u; FLOAT v; } texture; }; struct ColorVertexData { struct { FLOAT x; FLOAT y; FLOAT z; } position; struct { FLOAT r; FLOAT g; FLOAT b; FLOAT a; } color; }; static const D3D12_ROOT_SIGNATURE_FLAGS g_rs_flags = D3D12_ROOT_SIGNATURE_FLAG_ALLOW_INPUT_ASSEMBLER_INPUT_LAYOUT | D3D12_ROOT_SIGNATURE_FLAG_DENY_HULL_SHADER_ROOT_ACCESS | D3D12_ROOT_SIGNATURE_FLAG_DENY_DOMAIN_SHADER_ROOT_ACCESS | D3D12_ROOT_SIGNATURE_FLAG_DENY_GEOMETRY_SHADER_ROOT_ACCESS | D3D12_ROOT_SIGNATURE_FLAG_DENY_AMPLIFICATION_SHADER_ROOT_ACCESS | D3D12_ROOT_SIGNATURE_FLAG_DENY_MESH_SHADER_ROOT_ACCESS; static gboolean setup_snow_render (GstD3D12TestSrc * self, RenderContext * ctx, gboolean on_smpte) { auto priv = self->priv; HRESULT hr; UvVertexData vertex_data[4]; const WORD indices[6] = { 0, 1, 2, 3, 0, 2 }; CD3DX12_ROOT_PARAMETER param; param.InitAsConstants (2, 0, 0, D3D12_SHADER_VISIBILITY_PIXEL); D3D12_VERSIONED_ROOT_SIGNATURE_DESC rs_desc = { }; CD3DX12_VERSIONED_ROOT_SIGNATURE_DESC::Init_1_0 (rs_desc, 1, ¶m, 0, nullptr, g_rs_flags); ComPtr < ID3DBlob > rs_blob; ComPtr < ID3DBlob > error_blob; hr = D3DX12SerializeVersionedRootSignature (&rs_desc, D3D_ROOT_SIGNATURE_VERSION_1_1, &rs_blob, &error_blob); if (!gst_d3d12_result (hr, self->device)) { const gchar *error_msg = nullptr; if (error_blob) error_msg = (const gchar *) error_blob->GetBufferPointer (); GST_ERROR_OBJECT (self, "Couldn't serialize root signature, error: %s", GST_STR_NULL (error_msg)); return FALSE; } auto device = gst_d3d12_device_get_device_handle (self->device); ComPtr < ID3D12RootSignature > rs; hr = device->CreateRootSignature (0, rs_blob->GetBufferPointer (), rs_blob->GetBufferSize (), IID_PPV_ARGS (&rs)); if (!gst_d3d12_result (hr, self->device)) { GST_ERROR_OBJECT (self, "Couldn't create root signature"); return FALSE; } D3D12_INPUT_ELEMENT_DESC input_desc[2]; input_desc[0].SemanticName = "POSITION"; input_desc[0].SemanticIndex = 0; input_desc[0].Format = DXGI_FORMAT_R32G32B32_FLOAT; input_desc[0].InputSlot = 0; input_desc[0].AlignedByteOffset = D3D12_APPEND_ALIGNED_ELEMENT; input_desc[0].InputSlotClass = D3D12_INPUT_CLASSIFICATION_PER_VERTEX_DATA; input_desc[0].InstanceDataStepRate = 0; input_desc[1].SemanticName = "TEXCOORD"; input_desc[1].SemanticIndex = 0; input_desc[1].Format = DXGI_FORMAT_R32G32_FLOAT; input_desc[1].InputSlot = 0; input_desc[1].AlignedByteOffset = D3D12_APPEND_ALIGNED_ELEMENT; input_desc[1].InputSlotClass = D3D12_INPUT_CLASSIFICATION_PER_VERTEX_DATA; input_desc[1].InstanceDataStepRate = 0; D3D12_GRAPHICS_PIPELINE_STATE_DESC pso_desc = { }; pso_desc.pRootSignature = rs.Get (); pso_desc.VS.BytecodeLength = sizeof (g_VSMain_coord); pso_desc.VS.pShaderBytecode = g_VSMain_coord; pso_desc.PS.BytecodeLength = sizeof (g_PSMain_snow); pso_desc.PS.pShaderBytecode = g_PSMain_snow; pso_desc.BlendState = CD3DX12_BLEND_DESC (D3D12_DEFAULT); pso_desc.SampleMask = UINT_MAX; pso_desc.RasterizerState = CD3DX12_RASTERIZER_DESC (D3D12_DEFAULT); pso_desc.RasterizerState.CullMode = D3D12_CULL_MODE_NONE; pso_desc.DepthStencilState.DepthEnable = FALSE; pso_desc.DepthStencilState.StencilEnable = FALSE; pso_desc.InputLayout.pInputElementDescs = input_desc; pso_desc.InputLayout.NumElements = G_N_ELEMENTS (input_desc); pso_desc.PrimitiveTopologyType = D3D12_PRIMITIVE_TOPOLOGY_TYPE_TRIANGLE; pso_desc.NumRenderTargets = 1; pso_desc.RTVFormats[0] = DXGI_FORMAT_B8G8R8A8_UNORM; pso_desc.SampleDesc.Count = 1; ComPtr < ID3D12PipelineState > pso; hr = device->CreateGraphicsPipelineState (&pso_desc, IID_PPV_ARGS (&pso)); if (!gst_d3d12_result (hr, self->device)) { GST_ERROR_OBJECT (self, "Couldn't create pso"); return FALSE; } if (on_smpte) { FLOAT left, right, top, bottom; FLOAT left_u, right_u, top_v, bottom_v; left = 0.5f; right = 1.0f; top = -0.5f; bottom = -1.0f; left_u = 3.0f / 4.0f; right_u = 1.0f; top_v = 3.0f / 4.0f; bottom_v = 1.0f; /* bottom left */ vertex_data[0].position.x = left; vertex_data[0].position.y = bottom; vertex_data[0].position.z = 0.0f; vertex_data[0].texture.u = left_u; vertex_data[0].texture.v = bottom_v; /* top left */ vertex_data[1].position.x = left; vertex_data[1].position.y = top; vertex_data[1].position.z = 0.0f; vertex_data[1].texture.u = left_u; vertex_data[1].texture.v = top_v; /* top right */ vertex_data[2].position.x = right; vertex_data[2].position.y = top; vertex_data[2].position.z = 0.0f; vertex_data[2].texture.u = right_u; vertex_data[2].texture.v = top_v; /* bottom right */ vertex_data[3].position.x = right; vertex_data[3].position.y = bottom; vertex_data[3].position.z = 0.0f; vertex_data[3].texture.u = right_u; vertex_data[3].texture.v = bottom_v; } else { /* 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; } D3D12_HEAP_PROPERTIES heap_prop = CD3DX12_HEAP_PROPERTIES (D3D12_HEAP_TYPE_UPLOAD); D3D12_RESOURCE_DESC buffer_desc = CD3DX12_RESOURCE_DESC::Buffer (sizeof (UvVertexData) * 4 + sizeof (indices)); ComPtr < ID3D12Resource > vertex_index_upload; hr = device->CreateCommittedResource (&heap_prop, D3D12_HEAP_FLAG_CREATE_NOT_ZEROED, &buffer_desc, D3D12_RESOURCE_STATE_GENERIC_READ, nullptr, IID_PPV_ARGS (&vertex_index_upload)); if (!gst_d3d12_result (hr, self->device)) { GST_ERROR_OBJECT (self, "Couldn't create index buffer"); return FALSE; } guint8 *data; CD3DX12_RANGE range (0, 0); hr = vertex_index_upload->Map (0, &range, (void **) &data); if (!gst_d3d12_result (hr, self->device)) { GST_ERROR_OBJECT (self, "Couldn't map index buffer"); return FALSE; } memcpy (data, vertex_data, sizeof (UvVertexData) * 4); memcpy (data + sizeof (UvVertexData) * 4, indices, sizeof (indices)); vertex_index_upload->Unmap (0, nullptr); heap_prop = CD3DX12_HEAP_PROPERTIES (D3D12_HEAP_TYPE_DEFAULT); ComPtr < ID3D12Resource > vertex_index_buf; hr = device->CreateCommittedResource (&heap_prop, D3D12_HEAP_FLAG_CREATE_NOT_ZEROED, &buffer_desc, D3D12_RESOURCE_STATE_COMMON, nullptr, IID_PPV_ARGS (&vertex_index_buf)); if (!gst_d3d12_result (hr, self->device)) { GST_ERROR_OBJECT (self, "Couldn't create index buffer"); return FALSE; } auto quad = std::make_shared < GstD3D12TestSrcQuad > (); quad->rs = rs; quad->pso = pso; quad->vertex_index_buf = vertex_index_buf; quad->vertex_index_upload = vertex_index_upload; quad->vbv.BufferLocation = vertex_index_buf->GetGPUVirtualAddress (); quad->vbv.SizeInBytes = sizeof (UvVertexData) * 4; quad->vbv.StrideInBytes = sizeof (UvVertexData); quad->ibv.BufferLocation = quad->vbv.BufferLocation + quad->vbv.SizeInBytes; quad->ibv.SizeInBytes = sizeof (indices); quad->ibv.Format = DXGI_FORMAT_R16_UINT; quad->index_count = 6; quad->is_snow = TRUE; quad->snow_const_buffer.time = 0; quad->snow_const_buffer.alpha = priv->alpha; ctx->quad.push_back (quad); return TRUE; } static gboolean setup_smpte_render (GstD3D12TestSrc * self, RenderContext * ctx) { auto priv = self->priv; HRESULT hr; ColorVertexData vertex_data[4 * 20]; WORD indices[6 * 20]; guint num_vertex = 0; guint num_index = 0; D3D12_VERSIONED_ROOT_SIGNATURE_DESC rs_desc = { }; CD3DX12_VERSIONED_ROOT_SIGNATURE_DESC::Init_1_0 (rs_desc, 0, nullptr, 0, nullptr, g_rs_flags); ComPtr < ID3DBlob > rs_blob; ComPtr < ID3DBlob > error_blob; hr = D3DX12SerializeVersionedRootSignature (&rs_desc, D3D_ROOT_SIGNATURE_VERSION_1_1, &rs_blob, &error_blob); if (!gst_d3d12_result (hr, self->device)) { const gchar *error_msg = nullptr; if (error_blob) error_msg = (const gchar *) error_blob->GetBufferPointer (); GST_ERROR_OBJECT (self, "Couldn't serialize root signature, error: %s", GST_STR_NULL (error_msg)); return FALSE; } auto device = gst_d3d12_device_get_device_handle (self->device); ComPtr < ID3D12RootSignature > rs; hr = device->CreateRootSignature (0, rs_blob->GetBufferPointer (), rs_blob->GetBufferSize (), IID_PPV_ARGS (&rs)); if (!gst_d3d12_result (hr, self->device)) { GST_ERROR_OBJECT (self, "Couldn't create root signature"); return FALSE; } D3D12_INPUT_ELEMENT_DESC input_desc[2]; input_desc[0].SemanticName = "POSITION"; input_desc[0].SemanticIndex = 0; input_desc[0].Format = DXGI_FORMAT_R32G32B32_FLOAT; input_desc[0].InputSlot = 0; input_desc[0].AlignedByteOffset = D3D12_APPEND_ALIGNED_ELEMENT; input_desc[0].InputSlotClass = D3D12_INPUT_CLASSIFICATION_PER_VERTEX_DATA; input_desc[0].InstanceDataStepRate = 0; input_desc[1].SemanticName = "COLOR"; input_desc[1].SemanticIndex = 0; input_desc[1].Format = DXGI_FORMAT_R32G32B32A32_FLOAT; input_desc[1].InputSlot = 0; input_desc[1].AlignedByteOffset = D3D12_APPEND_ALIGNED_ELEMENT; input_desc[1].InputSlotClass = D3D12_INPUT_CLASSIFICATION_PER_VERTEX_DATA; input_desc[1].InstanceDataStepRate = 0; D3D12_GRAPHICS_PIPELINE_STATE_DESC pso_desc = { }; pso_desc.pRootSignature = rs.Get (); pso_desc.VS.BytecodeLength = sizeof (g_VSMain_color); pso_desc.VS.pShaderBytecode = g_VSMain_color; pso_desc.PS.BytecodeLength = sizeof (g_PSMain_color); pso_desc.PS.pShaderBytecode = g_PSMain_color; pso_desc.BlendState = CD3DX12_BLEND_DESC (D3D12_DEFAULT); pso_desc.SampleMask = UINT_MAX; pso_desc.RasterizerState = CD3DX12_RASTERIZER_DESC (D3D12_DEFAULT); pso_desc.RasterizerState.CullMode = D3D12_CULL_MODE_NONE; pso_desc.DepthStencilState.DepthEnable = FALSE; pso_desc.DepthStencilState.StencilEnable = FALSE; pso_desc.InputLayout.pInputElementDescs = input_desc; pso_desc.InputLayout.NumElements = G_N_ELEMENTS (input_desc); pso_desc.PrimitiveTopologyType = D3D12_PRIMITIVE_TOPOLOGY_TYPE_TRIANGLE; pso_desc.NumRenderTargets = 1; pso_desc.RTVFormats[0] = DXGI_FORMAT_B8G8R8A8_UNORM; pso_desc.SampleDesc.Count = 1; ComPtr < ID3D12PipelineState > pso; hr = device->CreateGraphicsPipelineState (&pso_desc, IID_PPV_ARGS (&pso)); if (!gst_d3d12_result (hr, self->device)) { GST_ERROR_OBJECT (self, "Couldn't create pso"); return FALSE; } /* top row */ for (guint i = 0; i < 7; i++) { FLOAT left, right, top, bottom; FLOAT scale = 2.0f / 7.0f; guint base = i * 4; guint idx_base = i * 6; const ColorValue *color = &color_table[i]; left = -1.0f + i * scale; right = -1.0f + (i + 1) * scale; top = 1.0f; bottom = -1.0f / 3.0f; /* bottom left */ vertex_data[base].position.x = left; vertex_data[base].position.y = bottom; vertex_data[base].position.z = 0.0f; vertex_data[base].color.r = color->r; vertex_data[base].color.g = color->g; vertex_data[base].color.b = color->b; vertex_data[base].color.a = priv->alpha; /* top left */ vertex_data[base + 1].position.x = left; vertex_data[base + 1].position.y = top; vertex_data[base + 1].position.z = 0.0f; vertex_data[base + 1].color = vertex_data[base].color; vertex_data[base + 1].color.a = priv->alpha; /* top right */ vertex_data[base + 2].position.x = right; vertex_data[base + 2].position.y = top; vertex_data[base + 2].position.z = 0.0f; vertex_data[base + 2].color = vertex_data[base].color; vertex_data[base + 2].color.a = priv->alpha; /* bottom right */ vertex_data[base + 3].position.x = right; vertex_data[base + 3].position.y = bottom; vertex_data[base + 3].position.z = 0.0f; vertex_data[base + 3].color = vertex_data[base].color; vertex_data[base + 3].color.a = priv->alpha; /* clockwise indexing */ indices[idx_base] = base; /* bottom left */ indices[idx_base + 1] = base + 1; /* top left */ indices[idx_base + 2] = base + 2; /* top right */ indices[idx_base + 3] = base + 3; /* bottom right */ indices[idx_base + 4] = base; /* bottom left */ indices[idx_base + 5] = base + 2; /* top right */ } num_vertex += 4 * 7; num_index += 6 * 7; /* middle row */ for (guint i = 0; i < 7; i++) { FLOAT left, right, top, bottom; FLOAT scale = 2.0f / 7.0f; guint base = i * 4 + num_vertex; guint idx_base = i * 6 + num_index; const ColorValue *color; if ((i % 2) != 0) color = &color_table[COLOR_BLACK]; else color = &color_table[COLOR_BLUE - i]; left = -1.0f + i * scale; right = -1.0f + (i + 1) * scale; top = -1.0f / 3.0f; bottom = -0.5f; /* bottom left */ vertex_data[base].position.x = left; vertex_data[base].position.y = bottom; vertex_data[base].position.z = 0.0f; vertex_data[base].color.r = color->r; vertex_data[base].color.g = color->g; vertex_data[base].color.b = color->b; vertex_data[base].color.a = priv->alpha; /* top left */ vertex_data[base + 1].position.x = left; vertex_data[base + 1].position.y = top; vertex_data[base + 1].position.z = 0.0f; vertex_data[base + 1].color = vertex_data[base].color; vertex_data[base + 1].color.a = priv->alpha; /* top right */ vertex_data[base + 2].position.x = right; vertex_data[base + 2].position.y = top; vertex_data[base + 2].position.z = 0.0f; vertex_data[base + 2].color = vertex_data[base].color; vertex_data[base + 2].color.a = priv->alpha; /* bottom right */ vertex_data[base + 3].position.x = right; vertex_data[base + 3].position.y = bottom; vertex_data[base + 3].position.z = 0.0f; vertex_data[base + 3].color = vertex_data[base].color; vertex_data[base + 3].color.a = priv->alpha; /* clockwise indexing */ indices[idx_base] = base; /* bottom left */ indices[idx_base + 1] = base + 1; /* top left */ indices[idx_base + 2] = base + 2; /* top right */ indices[idx_base + 3] = base + 3; /* bottom right */ indices[idx_base + 4] = base; /* bottom left */ indices[idx_base + 5] = base + 2; /* top right */ } num_vertex += 4 * 7; num_index += 6 * 7; /* bottom row, left three */ for (guint i = 0; i < 3; i++) { FLOAT left, right, top, bottom; FLOAT scale = 1.0f / 3.0f; guint base = i * 4 + num_vertex; guint idx_base = i * 6 + num_index; const ColorValue *color; if (i == 0) color = &color_table[COLOR_NEG_I]; else if (i == 1) color = &color_table[COLOR_WHITE]; else color = &color_table[COLOR_POS_Q]; left = -1.0f + i * scale; right = -1.0f + (i + 1) * scale; top = -0.5f; bottom = -1.0f; /* bottom left */ vertex_data[base].position.x = left; vertex_data[base].position.y = bottom; vertex_data[base].position.z = 0.0f; vertex_data[base].color.r = color->r; vertex_data[base].color.g = color->g; vertex_data[base].color.b = color->b; vertex_data[base].color.a = priv->alpha; /* top left */ vertex_data[base + 1].position.x = left; vertex_data[base + 1].position.y = top; vertex_data[base + 1].position.z = 0.0f; vertex_data[base + 1].color = vertex_data[base].color; vertex_data[base + 1].color.a = priv->alpha; /* top right */ vertex_data[base + 2].position.x = right; vertex_data[base + 2].position.y = top; vertex_data[base + 2].position.z = 0.0f; vertex_data[base + 2].color = vertex_data[base].color; vertex_data[base + 2].color.a = priv->alpha; /* bottom right */ vertex_data[base + 3].position.x = right; vertex_data[base + 3].position.y = bottom; vertex_data[base + 3].position.z = 0.0f; vertex_data[base + 3].color = vertex_data[base].color; vertex_data[base + 3].color.a = priv->alpha; /* clockwise indexing */ indices[idx_base] = base; /* bottom left */ indices[idx_base + 1] = base + 1; /* top left */ indices[idx_base + 2] = base + 2; /* top right */ indices[idx_base + 3] = base + 3; /* bottom right */ indices[idx_base + 4] = base; /* bottom left */ indices[idx_base + 5] = base + 2; /* top right */ } num_vertex += 4 * 3; num_index += 6 * 3; /* bottom row, middle three */ for (guint i = 0; i < 3; i++) { FLOAT left, right, top, bottom; FLOAT scale = 1.0f / 6.0f; guint base = i * 4 + num_vertex; guint idx_base = i * 6 + num_index; const ColorValue *color; if (i == 0) color = &color_table[COLOR_SUPER_BLACK]; else if (i == 1) color = &color_table[COLOR_BLACK]; else color = &color_table[COLOR_DARK_GREY]; left = i * scale; right = (i + 1) * scale; top = -0.5f; bottom = -1.0f; /* bottom left */ vertex_data[base].position.x = left; vertex_data[base].position.y = bottom; vertex_data[base].position.z = 0.0f; vertex_data[base].color.r = color->r; vertex_data[base].color.g = color->g; vertex_data[base].color.b = color->b; vertex_data[base].color.a = priv->alpha; /* top left */ vertex_data[base + 1].position.x = left; vertex_data[base + 1].position.y = top; vertex_data[base + 1].position.z = 0.0f; vertex_data[base + 1].color = vertex_data[base].color; vertex_data[base + 1].color.a = priv->alpha; /* top right */ vertex_data[base + 2].position.x = right; vertex_data[base + 2].position.y = top; vertex_data[base + 2].position.z = 0.0f; vertex_data[base + 2].color = vertex_data[base].color; vertex_data[base + 2].color.a = priv->alpha; /* bottom right */ vertex_data[base + 3].position.x = right; vertex_data[base + 3].position.y = bottom; vertex_data[base + 3].position.z = 0.0f; vertex_data[base + 3].color = vertex_data[base].color; vertex_data[base + 3].color.a = priv->alpha; /* clockwise indexing */ indices[idx_base] = base; /* bottom left */ indices[idx_base + 1] = base + 1; /* top left */ indices[idx_base + 2] = base + 2; /* top right */ indices[idx_base + 3] = base + 3; /* bottom right */ indices[idx_base + 4] = base; /* bottom left */ indices[idx_base + 5] = base + 2; /* top right */ } D3D12_HEAP_PROPERTIES heap_prop = CD3DX12_HEAP_PROPERTIES (D3D12_HEAP_TYPE_UPLOAD); D3D12_RESOURCE_DESC buffer_desc = CD3DX12_RESOURCE_DESC::Buffer (sizeof (ColorVertexData) * 4 * 20 + sizeof (WORD) * 6 * 20); ComPtr < ID3D12Resource > vertex_index_upload; hr = device->CreateCommittedResource (&heap_prop, D3D12_HEAP_FLAG_CREATE_NOT_ZEROED, &buffer_desc, D3D12_RESOURCE_STATE_GENERIC_READ, nullptr, IID_PPV_ARGS (&vertex_index_upload)); if (!gst_d3d12_result (hr, self->device)) { GST_ERROR_OBJECT (self, "Couldn't create index buffer"); return FALSE; } guint8 *data; CD3DX12_RANGE range (0, 0); hr = vertex_index_upload->Map (0, &range, (void **) &data); if (!gst_d3d12_result (hr, self->device)) { GST_ERROR_OBJECT (self, "Couldn't map index buffer"); return FALSE; } memcpy (data, vertex_data, sizeof (ColorVertexData) * 4 * 20); memcpy (data + sizeof (ColorVertexData) * 4 * 20, indices, sizeof (WORD) * 6 * 20); vertex_index_upload->Unmap (0, nullptr); heap_prop = CD3DX12_HEAP_PROPERTIES (D3D12_HEAP_TYPE_DEFAULT); ComPtr < ID3D12Resource > vertex_index_buf; hr = device->CreateCommittedResource (&heap_prop, D3D12_HEAP_FLAG_CREATE_NOT_ZEROED, &buffer_desc, D3D12_RESOURCE_STATE_COMMON, nullptr, IID_PPV_ARGS (&vertex_index_buf)); if (!gst_d3d12_result (hr, self->device)) { GST_ERROR_OBJECT (self, "Couldn't create index buffer"); return FALSE; } auto quad = std::make_shared < GstD3D12TestSrcQuad > (); quad->rs = rs; quad->pso = pso; quad->vertex_index_buf = vertex_index_buf; quad->vertex_index_upload = vertex_index_upload; quad->vbv.BufferLocation = vertex_index_buf->GetGPUVirtualAddress (); quad->vbv.SizeInBytes = sizeof (ColorVertexData) * 4 * 20; quad->vbv.StrideInBytes = sizeof (ColorVertexData); quad->ibv.BufferLocation = quad->vbv.BufferLocation + quad->vbv.SizeInBytes; quad->ibv.SizeInBytes = sizeof (WORD) * 6 * 20; quad->ibv.Format = DXGI_FORMAT_R16_UINT; quad->index_count = 6 * 20; ctx->quad.push_back (quad); return setup_snow_render (self, ctx, TRUE); } static gboolean setup_checker_render (GstD3D12TestSrc * self, RenderContext * ctx, guint checker_size) { auto priv = self->priv; HRESULT hr; UvVertexData vertex_data[4]; const WORD indices[6] = { 0, 1, 2, 3, 0, 2 }; CD3DX12_ROOT_PARAMETER param; param.InitAsConstants (4, 0, 0, D3D12_SHADER_VISIBILITY_PIXEL); D3D12_VERSIONED_ROOT_SIGNATURE_DESC rs_desc = { }; CD3DX12_VERSIONED_ROOT_SIGNATURE_DESC::Init_1_0 (rs_desc, 1, ¶m, 0, nullptr, g_rs_flags); ComPtr < ID3DBlob > rs_blob; ComPtr < ID3DBlob > error_blob; hr = D3DX12SerializeVersionedRootSignature (&rs_desc, D3D_ROOT_SIGNATURE_VERSION_1_1, &rs_blob, &error_blob); if (!gst_d3d12_result (hr, self->device)) { const gchar *error_msg = nullptr; if (error_blob) error_msg = (const gchar *) error_blob->GetBufferPointer (); GST_ERROR_OBJECT (self, "Couldn't serialize root signature, error: %s", GST_STR_NULL (error_msg)); return FALSE; } auto device = gst_d3d12_device_get_device_handle (self->device); ComPtr < ID3D12RootSignature > rs; hr = device->CreateRootSignature (0, rs_blob->GetBufferPointer (), rs_blob->GetBufferSize (), IID_PPV_ARGS (&rs)); if (!gst_d3d12_result (hr, self->device)) { GST_ERROR_OBJECT (self, "Couldn't create root signature"); return FALSE; } D3D12_INPUT_ELEMENT_DESC input_desc[2]; input_desc[0].SemanticName = "POSITION"; input_desc[0].SemanticIndex = 0; input_desc[0].Format = DXGI_FORMAT_R32G32B32_FLOAT; input_desc[0].InputSlot = 0; input_desc[0].AlignedByteOffset = D3D12_APPEND_ALIGNED_ELEMENT; input_desc[0].InputSlotClass = D3D12_INPUT_CLASSIFICATION_PER_VERTEX_DATA; input_desc[0].InstanceDataStepRate = 0; input_desc[1].SemanticName = "TEXCOORD"; input_desc[1].SemanticIndex = 0; input_desc[1].Format = DXGI_FORMAT_R32G32_FLOAT; input_desc[1].InputSlot = 0; input_desc[1].AlignedByteOffset = D3D12_APPEND_ALIGNED_ELEMENT; input_desc[1].InputSlotClass = D3D12_INPUT_CLASSIFICATION_PER_VERTEX_DATA; input_desc[1].InstanceDataStepRate = 0; D3D12_GRAPHICS_PIPELINE_STATE_DESC pso_desc = { }; pso_desc.pRootSignature = rs.Get (); pso_desc.VS.BytecodeLength = sizeof (g_VSMain_coord); pso_desc.VS.pShaderBytecode = g_VSMain_coord; pso_desc.PS.BytecodeLength = sizeof (g_PSMain_checker); pso_desc.PS.pShaderBytecode = g_PSMain_checker; pso_desc.BlendState = CD3DX12_BLEND_DESC (D3D12_DEFAULT); pso_desc.SampleMask = UINT_MAX; pso_desc.RasterizerState = CD3DX12_RASTERIZER_DESC (D3D12_DEFAULT); pso_desc.RasterizerState.CullMode = D3D12_CULL_MODE_NONE; pso_desc.DepthStencilState.DepthEnable = FALSE; pso_desc.DepthStencilState.StencilEnable = FALSE; pso_desc.InputLayout.pInputElementDescs = input_desc; pso_desc.InputLayout.NumElements = G_N_ELEMENTS (input_desc); pso_desc.PrimitiveTopologyType = D3D12_PRIMITIVE_TOPOLOGY_TYPE_TRIANGLE; pso_desc.NumRenderTargets = 1; pso_desc.RTVFormats[0] = DXGI_FORMAT_B8G8R8A8_UNORM; pso_desc.SampleDesc.Count = 1; ComPtr < ID3D12PipelineState > pso; hr = device->CreateGraphicsPipelineState (&pso_desc, IID_PPV_ARGS (&pso)); if (!gst_d3d12_result (hr, self->device)) { GST_ERROR_OBJECT (self, "Couldn't create pso"); 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; D3D12_HEAP_PROPERTIES heap_prop = CD3DX12_HEAP_PROPERTIES (D3D12_HEAP_TYPE_UPLOAD); D3D12_RESOURCE_DESC buffer_desc = CD3DX12_RESOURCE_DESC::Buffer (sizeof (UvVertexData) * 4 + sizeof (indices)); ComPtr < ID3D12Resource > vertex_index_upload; hr = device->CreateCommittedResource (&heap_prop, D3D12_HEAP_FLAG_CREATE_NOT_ZEROED, &buffer_desc, D3D12_RESOURCE_STATE_GENERIC_READ, nullptr, IID_PPV_ARGS (&vertex_index_upload)); if (!gst_d3d12_result (hr, self->device)) { GST_ERROR_OBJECT (self, "Couldn't create index buffer"); return FALSE; } guint8 *data; CD3DX12_RANGE range (0, 0); hr = vertex_index_upload->Map (0, &range, (void **) &data); if (!gst_d3d12_result (hr, self->device)) { GST_ERROR_OBJECT (self, "Couldn't map index buffer"); return FALSE; } memcpy (data, vertex_data, sizeof (UvVertexData) * 4); memcpy (data + sizeof (UvVertexData) * 4, indices, sizeof (indices)); vertex_index_upload->Unmap (0, nullptr); heap_prop = CD3DX12_HEAP_PROPERTIES (D3D12_HEAP_TYPE_DEFAULT); ComPtr < ID3D12Resource > vertex_index_buf; hr = device->CreateCommittedResource (&heap_prop, D3D12_HEAP_FLAG_CREATE_NOT_ZEROED, &buffer_desc, D3D12_RESOURCE_STATE_COMMON, nullptr, IID_PPV_ARGS (&vertex_index_buf)); if (!gst_d3d12_result (hr, self->device)) { GST_ERROR_OBJECT (self, "Couldn't create index buffer"); return FALSE; } auto quad = std::make_shared < GstD3D12TestSrcQuad > (); quad->rs = rs; quad->pso = pso; quad->vertex_index_buf = vertex_index_buf; quad->vertex_index_upload = vertex_index_upload; quad->vbv.BufferLocation = vertex_index_buf->GetGPUVirtualAddress (); quad->vbv.SizeInBytes = sizeof (UvVertexData) * 4; quad->vbv.StrideInBytes = sizeof (UvVertexData); quad->ibv.BufferLocation = quad->vbv.BufferLocation + quad->vbv.SizeInBytes; quad->ibv.SizeInBytes = sizeof (indices); quad->ibv.Format = DXGI_FORMAT_R16_UINT; quad->index_count = 6; quad->is_checker = TRUE; quad->checker_const_buffer.width = priv->info.width; quad->checker_const_buffer.height = priv->info.height; quad->checker_const_buffer.checker_size = checker_size; quad->checker_const_buffer.alpha = priv->alpha; ctx->quad.push_back (quad); return TRUE; } static gboolean setup_d2d_render (GstD3D12TestSrc * self, RenderContext * ctx) { auto priv = self->priv; HRESULT hr; if (!priv->d2d_factory) { ComPtr < ID2D1Factory > d2d_factory; hr = D2D1CreateFactory (D2D1_FACTORY_TYPE_MULTI_THREADED, IID_PPV_ARGS (&d2d_factory)); if (!gst_d3d12_result (hr, self->device)) { GST_ERROR_OBJECT (self, "Couldn't create D2D factory"); return FALSE; } priv->d2d_factory = d2d_factory; } hr = gst_d3d12_device_get_d3d11on12_device (self->device, &ctx->d3d11on12); if (!gst_d3d12_result (hr, self->device)) { GST_ERROR_OBJECT (self, "Couldn't get d3d11on12 device"); return FALSE; } ComPtr < ID3D11Device > d3d11dev; hr = ctx->d3d11on12.As (&d3d11dev); if (!gst_d3d12_result (hr, self->device)) { GST_ERROR_OBJECT (self, "Couldn't get d3d11 device"); return FALSE; } d3d11dev->GetImmediateContext (&ctx->d3d11_context); hr = GstD3D11On12CreateWrappedResource (ctx->d3d11on12.Get (), ctx->texture.Get (), D3D11_BIND_RENDER_TARGET | D3D11_BIND_SHADER_RESOURCE, D3D11_RESOURCE_MISC_SHARED, 0, 0, D3D12_RESOURCE_STATE_RENDER_TARGET, D3D12_RESOURCE_STATE_PIXEL_SHADER_RESOURCE, &ctx->wrapped_texture); if (!gst_d3d12_result (hr, self->device)) { GST_ERROR_OBJECT (self, "Couldn't create wrapped resource"); return FALSE; } ComPtr < IDXGISurface > surface; hr = ctx->wrapped_texture.As (&surface); if (!gst_d3d12_result (hr, self->device)) { GST_ERROR_OBJECT (self, "Couldn't get DXGI surface"); return FALSE; } D2D1_RENDER_TARGET_PROPERTIES props = { }; props.type = D2D1_RENDER_TARGET_TYPE_DEFAULT; props.pixelFormat.format = DXGI_FORMAT_B8G8R8A8_UNORM; props.pixelFormat.alphaMode = D2D1_ALPHA_MODE_PREMULTIPLIED; props.dpiX = 0; props.dpiY = 0; props.usage = D2D1_RENDER_TARGET_USAGE_NONE; props.minLevel = D2D1_FEATURE_LEVEL_DEFAULT; hr = priv->d2d_factory->CreateDxgiSurfaceRenderTarget (surface.Get (), &props, &ctx->d2d_target); if (!gst_d3d12_result (hr, self->device)) { GST_ERROR_OBJECT (self, "Couldn't create d2d render target"); return FALSE; } switch (ctx->pattern) { case GST_D3D12_TEST_SRC_BALL: { D2D1_GRADIENT_STOP stops[3]; stops[0].color = D2D1::ColorF (D2D1::ColorF::White, priv->alpha); stops[0].position = 0.0f; stops[1].color = D2D1::ColorF (D2D1::ColorF::Snow, priv->alpha); stops[1].position = 0.3f; stops[2].color = D2D1::ColorF (D2D1::ColorF::Black, priv->alpha); stops[2].position = 1.0f; ComPtr < ID2D1GradientStopCollection > collection; hr = ctx->d2d_target->CreateGradientStopCollection (stops, G_N_ELEMENTS (stops), D2D1_GAMMA_1_0, D2D1_EXTEND_MODE_CLAMP, &collection); if (!gst_d3d12_result (hr, self->device)) { GST_ERROR_OBJECT (self, "Couldn't create stop collection"); return FALSE; } hr = ctx-> d2d_target->CreateRadialGradientBrush (D2D1:: RadialGradientBrushProperties (D2D1::Point2F (0, 0), D2D1::Point2F (0, 0), 20, 20), collection.Get (), &ctx->brush); if (!gst_d3d12_result (hr, self->device)) { GST_ERROR_OBJECT (self, "Couldn't create brush"); return FALSE; } break; } case GST_D3D12_TEST_SRC_CIRCULAR: { D2D1_GRADIENT_STOP stops[129]; FLOAT position = 1.0f; for (guint i = 0; i < G_N_ELEMENTS (stops); i++) { FLOAT diff; if ((i % 2) == 0) stops[i].color = D2D1::ColorF (D2D1::ColorF::Black, priv->alpha); else stops[i].color = D2D1::ColorF (D2D1::ColorF::White, priv->alpha); stops[i].position = position; diff = position / G_N_ELEMENTS (stops) * 2; position -= diff; } ComPtr < ID2D1GradientStopCollection > collection; hr = ctx->d2d_target->CreateGradientStopCollection (stops, G_N_ELEMENTS (stops), D2D1_GAMMA_1_0, D2D1_EXTEND_MODE_CLAMP, &collection); if (!gst_d3d12_result (hr, self->device)) { GST_ERROR_OBJECT (self, "Couldn't create stop collection"); return FALSE; } ctx->x = priv->info.width / 2; ctx->y = priv->info.height / 2; ctx->rad = MAX (ctx->x, ctx->y); hr = ctx-> d2d_target->CreateRadialGradientBrush (D2D1:: RadialGradientBrushProperties (D2D1::Point2F (ctx->x, ctx->y), D2D1::Point2F (0, 0), ctx->rad, ctx->rad), collection.Get (), &ctx->brush); if (!gst_d3d12_result (hr, self->device)) { GST_ERROR_OBJECT (self, "Couldn't create brush"); return FALSE; } break; } default: g_assert_not_reached (); return FALSE; } return TRUE; } static void gst_d3d12_test_src_finalize (GObject * object); static void gst_d3d12_test_src_set_property (GObject * object, guint prop_id, const GValue * value, GParamSpec * pspec); static void gst_d3d12_test_src_get_property (GObject * object, guint prop_id, GValue * value, GParamSpec * pspec); static void gst_d3d12_test_src_set_context (GstElement * element, GstContext * context); static gboolean gst_d3d12_test_src_is_seekable (GstBaseSrc * bsrc); static gboolean gst_d3d12_test_src_do_seek (GstBaseSrc * bsrc, GstSegment * segment); static GstCaps *gst_d3d12_test_src_fixate (GstBaseSrc * bsrc, GstCaps * caps); static gboolean gst_d3d12_test_src_set_caps (GstBaseSrc * bsrc, GstCaps * caps); static gboolean gst_d3d12_test_src_decide_allocation (GstBaseSrc * bsrc, GstQuery * query); static gboolean gst_d3d12_test_src_start (GstBaseSrc * bsrc); static gboolean gst_d3d12_test_src_stop (GstBaseSrc * bsrc); static gboolean gst_d3d12_test_src_src_query (GstBaseSrc * bsrc, GstQuery * query); static void gst_d3d12_test_src_get_times (GstBaseSrc * bsrc, GstBuffer * buffer, GstClockTime * start, GstClockTime * end); static GstFlowReturn gst_d3d12_test_src_create (GstBaseSrc * bsrc, guint64 offset, guint size, GstBuffer ** buf); #define gst_d3d12_test_src_parent_class parent_class G_DEFINE_TYPE (GstD3D12TestSrc, gst_d3d12_test_src, GST_TYPE_BASE_SRC); static void gst_d3d12_test_src_class_init (GstD3D12TestSrcClass * klass) { auto object_class = G_OBJECT_CLASS (klass); auto element_class = GST_ELEMENT_CLASS (klass); auto basesrc_class = GST_BASE_SRC_CLASS (klass); object_class->finalize = gst_d3d12_test_src_finalize; object_class->set_property = gst_d3d12_test_src_set_property; object_class->get_property = gst_d3d12_test_src_get_property; g_object_class_install_property (object_class, PROP_ADAPTER, g_param_spec_int ("adapter", "Adapter", "DXGI Adapter index (-1 for any device)", -1, G_MAXINT32, DEFAULT_ADAPTER, (GParamFlags) (G_PARAM_READWRITE | GST_PARAM_MUTABLE_READY | G_PARAM_STATIC_STRINGS))); g_object_class_install_property (object_class, PROP_IS_LIVE, g_param_spec_boolean ("is-live", "Is Live", "Whether to act as a live source", FALSE, (GParamFlags) (G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS))); g_object_class_install_property (object_class, PROP_PATTERN, g_param_spec_enum ("pattern", "Pattern", "Type of test pattern to generate", GST_TYPE_D3D12_TEST_SRC_PATTERN, DEFAULT_PATTERN, (GParamFlags) (G_PARAM_READWRITE | GST_PARAM_MUTABLE_READY | G_PARAM_STATIC_STRINGS))); g_object_class_install_property (object_class, PROP_ALPHA, g_param_spec_float ("alpha", "Alpha", "Global alpha value to use", 0, 1, DEFAULT_ALPHA, (GParamFlags) (G_PARAM_READWRITE | GST_PARAM_MUTABLE_READY | G_PARAM_STATIC_STRINGS))); element_class->set_context = GST_DEBUG_FUNCPTR (gst_d3d12_test_src_set_context); gst_element_class_set_static_metadata (element_class, "Direct3D12 Test Source", "Source/Video", "Creates a test video stream", "Seungha Yang "); gst_element_class_add_static_pad_template (element_class, &src_template); basesrc_class->is_seekable = GST_DEBUG_FUNCPTR (gst_d3d12_test_src_is_seekable); basesrc_class->do_seek = GST_DEBUG_FUNCPTR (gst_d3d12_test_src_do_seek); basesrc_class->fixate = GST_DEBUG_FUNCPTR (gst_d3d12_test_src_fixate); basesrc_class->set_caps = GST_DEBUG_FUNCPTR (gst_d3d12_test_src_set_caps); basesrc_class->decide_allocation = GST_DEBUG_FUNCPTR (gst_d3d12_test_src_decide_allocation); basesrc_class->start = GST_DEBUG_FUNCPTR (gst_d3d12_test_src_start); basesrc_class->stop = GST_DEBUG_FUNCPTR (gst_d3d12_test_src_stop); basesrc_class->query = GST_DEBUG_FUNCPTR (gst_d3d12_test_src_src_query); basesrc_class->get_times = GST_DEBUG_FUNCPTR (gst_d3d12_test_src_get_times); basesrc_class->create = GST_DEBUG_FUNCPTR (gst_d3d12_test_src_create); GST_DEBUG_CATEGORY_INIT (gst_d3d12_test_src_debug, "d3d12testsrc", 0, "d3d12testsrc"); gst_type_mark_as_plugin_api (GST_TYPE_D3D12_TEST_SRC_PATTERN, (GstPluginAPIFlags) 0); } static void gst_d3d12_test_src_init (GstD3D12TestSrc * self) { gst_base_src_set_format (GST_BASE_SRC (self), GST_FORMAT_TIME); self->priv = new GstD3D12TestSrcPrivate (); } static void gst_d3d12_test_src_finalize (GObject * object) { auto self = GST_D3D12_TEST_SRC (object); delete self->priv; gst_clear_object (&self->device); G_OBJECT_CLASS (parent_class)->finalize (object); } static void gst_d3d12_test_src_set_property (GObject * object, guint prop_id, const GValue * value, GParamSpec * pspec) { auto self = GST_D3D12_TEST_SRC (object); auto priv = self->priv; switch (prop_id) { case PROP_ADAPTER: priv->adapter_index = g_value_get_int (value); break; case PROP_IS_LIVE: gst_base_src_set_live (GST_BASE_SRC (self), g_value_get_boolean (value)); break; case PROP_PATTERN: priv->pattern = (GstD3D12TestSrcPattern) g_value_get_enum (value); break; case PROP_ALPHA: priv->alpha = g_value_get_float (value); break; default: G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec); break; } } static void gst_d3d12_test_src_get_property (GObject * object, guint prop_id, GValue * value, GParamSpec * pspec) { auto self = GST_D3D12_TEST_SRC (object); auto priv = self->priv; switch (prop_id) { case PROP_ADAPTER: g_value_set_int (value, priv->adapter_index); break; case PROP_IS_LIVE: g_value_set_boolean (value, gst_base_src_is_live (GST_BASE_SRC (self))); break; case PROP_PATTERN: g_value_set_enum (value, priv->pattern); break; case PROP_ALPHA: g_value_set_float (value, priv->alpha); break; default: G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec); break; } } static void gst_d3d12_test_src_set_context (GstElement * element, GstContext * context) { auto self = GST_D3D12_TEST_SRC (element); auto priv = self->priv; gst_d3d12_handle_set_context (element, context, priv->adapter_index, &self->device); GST_ELEMENT_CLASS (parent_class)->set_context (element, context); } static gboolean gst_d3d12_test_src_is_seekable (GstBaseSrc * bsrc) { return TRUE; } static gboolean gst_d3d12_test_src_do_seek (GstBaseSrc * bsrc, GstSegment * segment) { auto self = GST_D3D12_TEST_SRC (bsrc); auto priv = self->priv; GstClockTime position; segment->time = segment->start; position = segment->position; priv->reverse = segment->rate < 0; /* now move to the position indicated */ if (priv->info.fps_n) { priv->n_frames = gst_util_uint64_scale (position, priv->info.fps_n, priv->info.fps_d * GST_SECOND); } else { priv->n_frames = 0; } priv->accum_frames = 0; priv->accum_rtime = 0; if (priv->info.fps_n) { priv->running_time = gst_util_uint64_scale (priv->n_frames, priv->info.fps_d * GST_SECOND, priv->info.fps_n); } else { /* FIXME : Not sure what to set here */ priv->running_time = 0; } return TRUE; } static GstCaps * gst_d3d12_test_src_fixate (GstBaseSrc * bsrc, GstCaps * caps) { GstStructure *s; caps = gst_caps_make_writable (caps); s = gst_caps_get_structure (caps, 0); gst_structure_fixate_field_nearest_int (s, "width", 320); gst_structure_fixate_field_nearest_int (s, "height", 240); gst_structure_fixate_field_nearest_fraction (s, "framerate", 30, 1); return GST_BASE_SRC_CLASS (parent_class)->fixate (bsrc, caps); } static gboolean gst_d3d12_test_src_setup_context (GstD3D12TestSrc * self, GstCaps * caps) { auto priv = self->priv; GstVideoInfo draw_info; HRESULT hr; GstStructure *config = nullptr; auto ctx = std::make_unique < RenderContext > (self->device); /* D2D uses premultiplied alpha */ if (priv->pattern == GST_D3D12_TEST_SRC_CIRCULAR || priv->pattern == GST_D3D12_TEST_SRC_BALL) { config = gst_structure_new ("converter-config", GST_D3D12_CONVERTER_OPT_SRC_ALPHA_MODE, GST_TYPE_D3D12_CONVERTER_ALPHA_MODE, GST_D3D12_CONVERTER_ALPHA_MODE_PREMULTIPLIED, nullptr); } gst_video_info_set_format (&draw_info, GST_VIDEO_FORMAT_BGRA, priv->info.width, priv->info.height); ctx->conv = gst_d3d12_converter_new (self->device, &draw_info, &priv->info, nullptr, nullptr, config); if (!ctx->conv) { GST_ERROR_OBJECT (self, "Failed to create converter"); return FALSE; } auto device = gst_d3d12_device_get_device_handle (self->device); D3D12_HEAP_PROPERTIES heap_prop = CD3DX12_HEAP_PROPERTIES (D3D12_HEAP_TYPE_DEFAULT); D3D12_RESOURCE_DESC resource_desc = CD3DX12_RESOURCE_DESC::Tex2D (DXGI_FORMAT_B8G8R8A8_UNORM, priv->info.width, priv->info.height, 1, 1, 1, 0, D3D12_RESOURCE_FLAG_ALLOW_RENDER_TARGET | D3D12_RESOURCE_FLAG_ALLOW_SIMULTANEOUS_ACCESS); D3D12_CLEAR_VALUE clear_value = { }; D3D12_HEAP_FLAGS heap_flags = D3D12_HEAP_FLAG_CREATE_NOT_ZEROED; clear_value.Format = DXGI_FORMAT_B8G8R8A8_UNORM; clear_value.Color[0] = 0.0f; clear_value.Color[1] = 0.0f; clear_value.Color[2] = 0.0f; clear_value.Color[3] = 1.0f; switch (priv->pattern) { case GST_D3D12_TEST_SRC_WHITE: memcpy (clear_value.Color, color_table[COLOR_WHITE].color, sizeof (FLOAT) * 4); break; case GST_D3D12_TEST_SRC_RED: memcpy (clear_value.Color, color_table[COLOR_RED].color, sizeof (FLOAT) * 4); break; case GST_D3D12_TEST_SRC_GREEN: memcpy (clear_value.Color, color_table[COLOR_GREEN].color, sizeof (FLOAT) * 4); break; case GST_D3D12_TEST_SRC_BLUE: memcpy (clear_value.Color, color_table[COLOR_BLUE].color, sizeof (FLOAT) * 4); break; case GST_D3D12_TEST_SRC_CIRCULAR: case GST_D3D12_TEST_SRC_BALL: heap_flags |= D3D12_HEAP_FLAG_SHARED; break; default: break; } hr = device->CreateCommittedResource (&heap_prop, heap_flags, &resource_desc, D3D12_RESOURCE_STATE_COMMON, &clear_value, IID_PPV_ARGS (&ctx->texture)); if (!gst_d3d12_result (hr, self->device)) { GST_ERROR_OBJECT (self, "Couldn't create texture"); return FALSE; } auto mem = gst_d3d12_allocator_alloc_wrapped (nullptr, self->device, ctx->texture.Get (), 0); if (!mem) { GST_ERROR_OBJECT (self, "Couldn't wrap texture"); return FALSE; } if (!gst_d3d12_memory_get_render_target_view_heap ((GstD3D12Memory *) mem, &ctx->rtv_heap)) { GST_ERROR_OBJECT (self, "Couldn't get rtv heap"); gst_memory_unref (mem); return FALSE; } ctx->render_buffer = gst_buffer_new (); gst_buffer_append_memory (ctx->render_buffer, mem); if (!priv->downstream_supports_d3d12) { ctx->convert_pool = gst_d3d12_buffer_pool_new (self->device); config = gst_buffer_pool_get_config (ctx->convert_pool); gst_buffer_pool_config_set_params (config, caps, priv->info.size, 0, 0); auto params = gst_d3d12_allocation_params_new (self->device, &priv->info, GST_D3D12_ALLOCATION_FLAG_DEFAULT, D3D12_RESOURCE_FLAG_ALLOW_RENDER_TARGET | D3D12_RESOURCE_FLAG_ALLOW_SIMULTANEOUS_ACCESS); gst_buffer_pool_config_set_d3d12_allocation_params (config, params); gst_d3d12_allocation_params_free (params); if (!gst_buffer_pool_set_config (ctx->convert_pool, config)) { GST_ERROR_OBJECT (self, "Couldn't set pool config"); return FALSE; } if (!gst_buffer_pool_set_active (ctx->convert_pool, TRUE)) { GST_ERROR_OBJECT (self, "Couldn't configure buffer pool"); return FALSE; } } ctx->viewport.TopLeftX = 0; ctx->viewport.TopLeftY = 0; ctx->viewport.Width = priv->info.width; ctx->viewport.Height = priv->info.height; ctx->viewport.MinDepth = 0.0f; ctx->viewport.MaxDepth = 1.0f; ctx->scissor_rect.left = 0; ctx->scissor_rect.top = 0; ctx->scissor_rect.right = priv->info.width; ctx->scissor_rect.bottom = priv->info.height; ctx->pattern = priv->pattern; switch (priv->pattern) { case GST_D3D12_TEST_SRC_SMPTE: if (!setup_smpte_render (self, ctx.get ())) return FALSE; break; case GST_D3D12_TEST_SRC_SNOW: if (!setup_snow_render (self, ctx.get (), FALSE)) return FALSE; break; case GST_D3D12_TEST_SRC_BLACK: ctx->static_color[0].value = color_table[COLOR_BLACK]; ctx->static_color[0].value.a = priv->alpha; ctx->static_color[0].is_valid = TRUE; break; case GST_D3D12_TEST_SRC_WHITE: ctx->static_color[0].value = color_table[COLOR_WHITE]; ctx->static_color[0].value.a = priv->alpha; ctx->static_color[0].is_valid = TRUE; break; case GST_D3D12_TEST_SRC_RED: ctx->static_color[0].value = color_table[COLOR_RED]; ctx->static_color[0].value.a = priv->alpha; ctx->static_color[0].is_valid = TRUE; break; case GST_D3D12_TEST_SRC_GREEN: ctx->static_color[0].value = color_table[COLOR_GREEN]; ctx->static_color[0].value.a = priv->alpha; ctx->static_color[0].is_valid = TRUE; break; case GST_D3D12_TEST_SRC_BLUE: ctx->static_color[0].value = color_table[COLOR_BLUE]; ctx->static_color[0].value.a = priv->alpha; ctx->static_color[0].is_valid = TRUE; break; case GST_D3D12_TEST_SRC_CHECKERS1: if (!setup_checker_render (self, ctx.get (), 1)) return FALSE; break; case GST_D3D12_TEST_SRC_CHECKERS2: if (!setup_checker_render (self, ctx.get (), 2)) return FALSE; break; case GST_D3D12_TEST_SRC_CHECKERS4: if (!setup_checker_render (self, ctx.get (), 4)) return FALSE; break; case GST_D3D12_TEST_SRC_CHECKERS8: if (!setup_checker_render (self, ctx.get (), 8)) return FALSE; break; case GST_D3D12_TEST_SRC_BLINK: ctx->static_color[0].value = color_table[COLOR_BLACK]; ctx->static_color[0].value.a = priv->alpha; ctx->static_color[0].is_valid = TRUE; ctx->static_color[1].value = color_table[COLOR_WHITE]; ctx->static_color[1].value.a = priv->alpha; ctx->static_color[1].is_valid = TRUE; break; case GST_D3D12_TEST_SRC_CIRCULAR: case GST_D3D12_TEST_SRC_BALL: if (!setup_d2d_render (self, ctx.get ())) return FALSE; break; } priv->ctx = std::move (ctx); return TRUE; } static gboolean gst_d3d12_test_src_set_caps (GstBaseSrc * bsrc, GstCaps * caps) { auto self = GST_D3D12_TEST_SRC (bsrc); auto priv = self->priv; GST_DEBUG_OBJECT (self, "Set caps %" GST_PTR_FORMAT, caps); priv->ctx = nullptr; auto features = gst_caps_get_features (caps, 0); if (features && gst_caps_features_contains (features, GST_CAPS_FEATURE_MEMORY_D3D12_MEMORY)) { priv->downstream_supports_d3d12 = TRUE; } else { priv->downstream_supports_d3d12 = FALSE; } GST_OBJECT_LOCK (self); gst_video_info_from_caps (&priv->info, caps); GST_OBJECT_UNLOCK (self); if (priv->info.fps_d <= 0 || priv->info.fps_n <= 0) { GST_ERROR_OBJECT (self, "Invalid framerate %d/%d", priv->info.fps_n, priv->info.fps_d); return FALSE; } gst_base_src_set_blocksize (bsrc, GST_VIDEO_INFO_SIZE (&priv->info)); return gst_d3d12_test_src_setup_context (self, caps); } static gboolean gst_d3d12_test_src_decide_allocation (GstBaseSrc * bsrc, GstQuery * query) { auto self = GST_D3D12_TEST_SRC (bsrc); auto priv = self->priv; GstBufferPool *pool = nullptr; GstCaps *caps; guint min, max, size; gboolean update_pool; GstVideoInfo vinfo; gst_query_parse_allocation (query, &caps, nullptr); if (!caps) { GST_ERROR_OBJECT (self, "No output caps"); return FALSE; } gst_video_info_from_caps (&vinfo, caps); if (gst_query_get_n_allocation_pools (query) > 0) { gst_query_parse_nth_allocation_pool (query, 0, &pool, &size, &min, &max); update_pool = TRUE; } else { size = GST_VIDEO_INFO_SIZE (&vinfo); min = max = 0; update_pool = FALSE; } if (pool && priv->downstream_supports_d3d12) { if (!GST_IS_D3D12_BUFFER_POOL (pool)) { gst_clear_object (&pool); } else { GstD3D12BufferPool *dpool = GST_D3D12_BUFFER_POOL (pool); if (dpool->device != self->device) gst_clear_object (&pool); } } if (!pool) { if (priv->downstream_supports_d3d12) pool = gst_d3d12_buffer_pool_new (self->device); else pool = gst_video_buffer_pool_new (); } auto config = gst_buffer_pool_get_config (pool); gst_buffer_pool_config_set_params (config, caps, size, min, max); gst_buffer_pool_config_add_option (config, GST_BUFFER_POOL_OPTION_VIDEO_META); if (priv->downstream_supports_d3d12) { D3D12_RESOURCE_FLAGS resource_flags = D3D12_RESOURCE_FLAG_ALLOW_SIMULTANEOUS_ACCESS | D3D12_RESOURCE_FLAG_ALLOW_RENDER_TARGET; auto params = gst_buffer_pool_config_get_d3d12_allocation_params (config); if (!params) { params = gst_d3d12_allocation_params_new (self->device, &vinfo, GST_D3D12_ALLOCATION_FLAG_DEFAULT, resource_flags); } else { gst_d3d12_allocation_params_set_resource_flags (params, resource_flags); gst_d3d12_allocation_params_unset_resource_flags (params, D3D12_RESOURCE_FLAG_DENY_SHADER_RESOURCE); } gst_buffer_pool_config_set_d3d12_allocation_params (config, params); gst_d3d12_allocation_params_free (params); } if (!gst_buffer_pool_set_config (pool, config)) { GST_ERROR_OBJECT (self, "Failed to set config"); gst_clear_object (&pool); return FALSE; } if (update_pool) gst_query_set_nth_allocation_pool (query, 0, pool, size, min, max); else gst_query_add_allocation_pool (query, pool, size, min, max); gst_object_unref (pool); return TRUE; } static gboolean gst_d3d12_test_src_start (GstBaseSrc * bsrc) { auto self = GST_D3D12_TEST_SRC (bsrc); auto priv = self->priv; if (!gst_d3d12_ensure_element_data (GST_ELEMENT (bsrc), priv->adapter_index, &self->device)) { GST_ELEMENT_ERROR (self, RESOURCE, OPEN_READ, ("Failed to prepare device"), (nullptr)); return FALSE; } priv->running_time = 0; priv->reverse = FALSE; priv->n_frames = 0; priv->accum_frames = 0; priv->accum_rtime = 0; gst_video_info_init (&priv->info); return TRUE; } static gboolean gst_d3d12_test_src_stop (GstBaseSrc * bsrc) { auto self = GST_D3D12_TEST_SRC (bsrc); auto priv = self->priv; priv->ctx = nullptr; priv->d2d_factory = nullptr; gst_clear_object (&self->device); return TRUE; } static gboolean gst_d3d12_test_src_src_query (GstBaseSrc * bsrc, GstQuery * query) { auto self = GST_D3D12_TEST_SRC (bsrc); auto priv = self->priv; switch (GST_QUERY_TYPE (query)) { case GST_QUERY_CONTEXT: if (gst_d3d12_handle_context_query (GST_ELEMENT_CAST (self), query, self->device)) { return TRUE; } break; case GST_QUERY_LATENCY: GST_OBJECT_LOCK (self); if (priv->info.fps_n > 0 && priv->info.fps_d > 0) { GstClockTime latency; latency = gst_util_uint64_scale (GST_SECOND, priv->info.fps_d, priv->info.fps_n); GST_OBJECT_UNLOCK (self); gst_query_set_latency (query, gst_base_src_is_live (bsrc), latency, GST_CLOCK_TIME_NONE); GST_DEBUG_OBJECT (self, "Reporting latency of %" GST_TIME_FORMAT, GST_TIME_ARGS (latency)); return TRUE; } GST_OBJECT_UNLOCK (self); break; case GST_QUERY_DURATION: if (bsrc->num_buffers > 0) { GstFormat format; gst_query_parse_duration (query, &format, nullptr); if (format != GST_FORMAT_TIME) return FALSE; GST_OBJECT_LOCK (self); if (format == GST_FORMAT_TIME && priv->info.fps_n > 0 && priv->info.fps_d > 0) { gint64 dur; dur = gst_util_uint64_scale_int_round (bsrc->num_buffers * GST_SECOND, priv->info.fps_d, priv->info.fps_n); gst_query_set_duration (query, GST_FORMAT_TIME, dur); GST_OBJECT_UNLOCK (self); return TRUE; } GST_OBJECT_UNLOCK (self); } break; default: break; } return GST_BASE_SRC_CLASS (parent_class)->query (bsrc, query); } static void gst_d3d12_test_src_get_times (GstBaseSrc * bsrc, GstBuffer * buffer, GstClockTime * start, GstClockTime * end) { /* for live sources, sync on the timestamp of the buffer */ if (gst_base_src_is_live (bsrc)) { GstClockTime timestamp = GST_BUFFER_PTS (buffer); if (GST_CLOCK_TIME_IS_VALID (timestamp)) { /* get duration to calculate end time */ GstClockTime duration = GST_BUFFER_DURATION (buffer); if (GST_CLOCK_TIME_IS_VALID (duration)) { *end = timestamp + duration; } *start = timestamp; } } else { *start = -1; *end = -1; } } static gboolean gst_d3d12_test_src_draw_ball (GstD3D12TestSrc * self) { auto priv = self->priv; gdouble rad; FLOAT x, y; rad = (gdouble) priv->n_frames / 200; rad = 2 * G_PI * rad; x = 20 + (0.5 + 0.5 * sin (rad)) * (priv->info.width - 40); y = 20 + (0.5 + 0.5 * sin (rad * sqrt (2))) * (priv->info.height - 40); gst_d3d12_device_lock (self->device); ID3D11Resource *resources[] = { priv->ctx->wrapped_texture.Get () }; GstD3D11On12AcquireWrappedResource (priv->ctx->d3d11on12.Get (), resources, 1); priv->ctx->brush->SetCenter (D2D1::Point2F (x, y)); priv->ctx->d2d_target->BeginDraw (); priv->ctx->d2d_target->Clear (D2D1::ColorF (D2D1::ColorF::Black)); priv->ctx->d2d_target->FillEllipse (D2D1::Ellipse (D2D1::Point2F (x, y), 20, 20), priv->ctx->brush.Get ()); priv->ctx->d2d_target->EndDraw (); GstD3D11On12ReleaseWrappedResource (priv->ctx->d3d11on12.Get (), resources, 1); priv->ctx->d3d11_context->Flush (); gst_d3d12_device_unlock (self->device); return TRUE; } static gboolean gst_d3d12_test_src_draw_circular (GstD3D12TestSrc * self) { auto priv = self->priv; gst_d3d12_device_lock (self->device); ID3D11Resource *resources[] = { priv->ctx->wrapped_texture.Get () }; GstD3D11On12AcquireWrappedResource (priv->ctx->d3d11on12.Get (), resources, 1); priv->ctx->d2d_target->BeginDraw (); priv->ctx->d2d_target->Clear (D2D1::ColorF (D2D1::ColorF::Black)); priv->ctx->d2d_target->FillEllipse (D2D1::Ellipse (D2D1::Point2F (priv-> ctx->x, priv->ctx->y), priv->ctx->rad, priv->ctx->rad), priv->ctx->brush.Get ()); priv->ctx->d2d_target->EndDraw (); GstD3D11On12ReleaseWrappedResource (priv->ctx->d3d11on12.Get (), resources, 1); priv->ctx->d3d11_context->Flush (); gst_d3d12_device_unlock (self->device); return TRUE; } static gboolean gst_d3d12_test_src_draw_pattern (GstD3D12TestSrc * self, GstClockTime pts, ID3D12GraphicsCommandList * cl) { auto priv = self->priv; auto ctx = priv->ctx.get (); D3D12_RESOURCE_BARRIER barrier; if (ctx->pattern == GST_D3D12_TEST_SRC_BALL) return gst_d3d12_test_src_draw_ball (self); else if (ctx->pattern == GST_D3D12_TEST_SRC_CIRCULAR) return gst_d3d12_test_src_draw_circular (self); if (ctx->static_color[0].is_valid) { if (ctx->static_color[1].is_valid && (priv->n_frames % 2) == 1) { cl->ClearRenderTargetView (ctx-> rtv_heap->GetCPUDescriptorHandleForHeapStart (), ctx->static_color[1].value.color, 0, nullptr); } else { cl->ClearRenderTargetView (ctx-> rtv_heap->GetCPUDescriptorHandleForHeapStart (), ctx->static_color[0].value.color, 0, nullptr); } } else { cl->IASetPrimitiveTopology (D3D_PRIMITIVE_TOPOLOGY_TRIANGLELIST); cl->RSSetViewports (1, &ctx->viewport); cl->RSSetScissorRects (1, &ctx->scissor_rect); D3D12_CPU_DESCRIPTOR_HANDLE rtv_heaps[] = { priv->ctx->rtv_heap->GetCPUDescriptorHandleForHeapStart () }; cl->OMSetRenderTargets (1, rtv_heaps, FALSE, nullptr); for (size_t i = 0; i < ctx->quad.size (); i++) { auto quad = ctx->quad[i]; if (priv->ctx->fence_val == 0) { cl->CopyResource (quad->vertex_index_buf.Get (), quad->vertex_index_upload.Get ()); barrier = CD3DX12_RESOURCE_BARRIER::Transition (quad->vertex_index_buf.Get (), D3D12_RESOURCE_STATE_COPY_DEST, D3D12_RESOURCE_STATE_VERTEX_AND_CONSTANT_BUFFER | D3D12_RESOURCE_STATE_INDEX_BUFFER); cl->ResourceBarrier (1, &barrier); } cl->SetGraphicsRootSignature (quad->rs.Get ()); if (quad->is_snow) { quad->snow_const_buffer.time = (FLOAT) pts / GST_SECOND; quad->snow_const_buffer.alpha = priv->alpha; cl->SetGraphicsRoot32BitConstants (0, 2, &quad->snow_const_buffer, 0); } else if (quad->is_checker) { quad->checker_const_buffer.alpha = priv->alpha; cl->SetGraphicsRoot32BitConstants (0, 4, &quad->checker_const_buffer, 0); } cl->SetPipelineState (quad->pso.Get ()); cl->IASetIndexBuffer (&quad->ibv); cl->IASetVertexBuffers (0, 1, &quad->vbv); cl->DrawIndexedInstanced (quad->index_count, 1, 0, 0, 0); } } barrier = CD3DX12_RESOURCE_BARRIER::Transition (ctx->texture.Get (), D3D12_RESOURCE_STATE_RENDER_TARGET, D3D12_RESOURCE_STATE_PIXEL_SHADER_RESOURCE); cl->ResourceBarrier (1, &barrier); return TRUE; } static GstFlowReturn gst_d3d12_test_src_create (GstBaseSrc * bsrc, guint64 offset, guint size, GstBuffer ** buf) { auto self = GST_D3D12_TEST_SRC (bsrc); auto priv = self->priv; GstBuffer *buffer = nullptr; GstBuffer *convert_buffer = nullptr; GstFlowReturn ret = GST_FLOW_ERROR; GstClockTime pts; GstClockTime next_time; if (priv->downstream_supports_d3d12) { ret = GST_BASE_SRC_CLASS (parent_class)->alloc (bsrc, offset, size, &convert_buffer); } else { ret = gst_buffer_pool_acquire_buffer (priv->ctx->convert_pool, &convert_buffer, nullptr); } if (ret != GST_FLOW_OK) return ret; auto completed = gst_d3d12_device_get_completed_value (self->device, D3D12_COMMAND_LIST_TYPE_DIRECT); while (!priv->ctx->scheduled.empty ()) { if (priv->ctx->scheduled.front () > completed) break; priv->ctx->scheduled.pop (); } if (priv->ctx->scheduled.size () >= ASYNC_DEPTH) { auto fence_to_wait = priv->ctx->scheduled.front (); priv->ctx->scheduled.pop (); gst_d3d12_device_fence_wait (self->device, D3D12_COMMAND_LIST_TYPE_DIRECT, fence_to_wait, priv->ctx->event_handle); } GstD3D12CommandAllocator *gst_ca; if (!gst_d3d12_command_allocator_pool_acquire (priv->ctx->ca_pool, &gst_ca)) { GST_ERROR_OBJECT (self, "Couldn't acquire command allocator"); gst_clear_buffer (&convert_buffer); return GST_FLOW_ERROR; } ComPtr < ID3D12CommandAllocator > ca; gst_d3d12_command_allocator_get_handle (gst_ca, &ca); auto hr = ca->Reset (); if (!gst_d3d12_result (hr, self->device)) { GST_ERROR_OBJECT (self, "Couldn't reset command allocator"); gst_d3d12_command_allocator_unref (gst_ca); gst_clear_buffer (&convert_buffer); return GST_FLOW_ERROR; } if (!priv->ctx->cl) { auto device = gst_d3d12_device_get_device_handle (self->device); hr = device->CreateCommandList (0, D3D12_COMMAND_LIST_TYPE_DIRECT, ca.Get (), nullptr, IID_PPV_ARGS (&priv->ctx->cl)); if (!gst_d3d12_result (hr, self->device)) { GST_ERROR_OBJECT (self, "Couldn't reset command list"); gst_d3d12_command_allocator_unref (gst_ca); gst_clear_buffer (&convert_buffer); return GST_FLOW_ERROR; } } else { hr = priv->ctx->cl->Reset (ca.Get (), nullptr); if (!gst_d3d12_result (hr, self->device)) { GST_ERROR_OBJECT (self, "Couldn't reset command list"); gst_d3d12_command_allocator_unref (gst_ca); gst_clear_buffer (&convert_buffer); return GST_FLOW_ERROR; } } auto cl = priv->ctx->cl; GstD3D12FenceData *fence_data; gst_d3d12_fence_data_pool_acquire (priv->fence_data_pool, &fence_data); gst_d3d12_fence_data_add_notify_mini_object (fence_data, gst_ca); pts = priv->accum_rtime + priv->running_time; gst_d3d12_test_src_draw_pattern (self, pts, cl.Get ()); if (!gst_d3d12_converter_convert_buffer (priv->ctx->conv, priv->ctx->render_buffer, convert_buffer, fence_data, cl.Get ())) { GST_ERROR_OBJECT (self, "Couldn't build convert command"); gst_clear_buffer (&convert_buffer); gst_d3d12_fence_data_unref (fence_data); return GST_FLOW_ERROR; } hr = cl->Close (); if (!gst_d3d12_result (hr, self->device)) { GST_ERROR_OBJECT (self, "Couldn't close command list"); gst_clear_buffer (&convert_buffer); gst_d3d12_fence_data_unref (fence_data); return GST_FLOW_ERROR; } ID3D12CommandList *cmd_list[] = { priv->ctx->cl.Get () }; if (!gst_d3d12_device_execute_command_lists (self->device, D3D12_COMMAND_LIST_TYPE_DIRECT, 1, cmd_list, &priv->ctx->fence_val)) { GST_ERROR_OBJECT (self, "Couldn't execute command list"); gst_d3d12_fence_data_unref (fence_data); return GST_FLOW_ERROR; } gst_d3d12_buffer_after_write (convert_buffer, priv->ctx->fence_val); gst_d3d12_device_set_fence_notify (self->device, D3D12_COMMAND_LIST_TYPE_DIRECT, priv->ctx->fence_val, fence_data); priv->ctx->scheduled.push (priv->ctx->fence_val); if (priv->downstream_supports_d3d12) { buffer = convert_buffer; convert_buffer = nullptr; } else { ret = GST_BASE_SRC_CLASS (parent_class)->alloc (bsrc, offset, size, &buffer); if (ret != GST_FLOW_OK) { gst_buffer_unref (convert_buffer); return ret; } GstVideoFrame src_frame, dst_frame; if (!gst_video_frame_map (&src_frame, &priv->info, convert_buffer, GST_MAP_READ)) { GST_ERROR_OBJECT (self, "Couldn't map convert buffer"); gst_buffer_unref (convert_buffer); gst_buffer_unref (buffer); return GST_FLOW_ERROR; } if (!gst_video_frame_map (&dst_frame, &priv->info, buffer, GST_MAP_WRITE)) { GST_ERROR_OBJECT (self, "Couldn't map output buffer"); gst_video_frame_unmap (&src_frame); gst_buffer_unref (convert_buffer); gst_buffer_unref (buffer); return GST_FLOW_ERROR; } auto copy_ret = gst_video_frame_copy (&dst_frame, &src_frame); gst_video_frame_unmap (&src_frame); gst_video_frame_unmap (&dst_frame); gst_buffer_unref (convert_buffer); if (!copy_ret) { GST_ERROR_OBJECT (self, "Couldn't copy frame"); gst_buffer_unref (buffer); return GST_FLOW_ERROR; } } GST_BUFFER_PTS (buffer) = pts; GST_BUFFER_DTS (buffer) = GST_CLOCK_TIME_NONE; GST_BUFFER_OFFSET (buffer) = priv->accum_frames + priv->n_frames; if (priv->reverse) { priv->n_frames--; } else { priv->n_frames++; } GST_BUFFER_OFFSET_END (buffer) = GST_BUFFER_OFFSET (buffer) + 1; next_time = gst_util_uint64_scale (priv->n_frames, priv->info.fps_d * GST_SECOND, priv->info.fps_n); if (priv->reverse) { /* We already decremented to next frame */ GstClockTime prev_pts = gst_util_uint64_scale (priv->n_frames + 2, priv->info.fps_d * GST_SECOND, priv->info.fps_n); GST_BUFFER_DURATION (buffer) = prev_pts - GST_BUFFER_PTS (buffer); } else { GST_BUFFER_DURATION (buffer) = next_time - priv->running_time; } priv->running_time = next_time; *buf = buffer; return GST_FLOW_OK; }