mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer.git
synced 2024-11-08 18:39:54 +00:00
74f56632c3
g_once_init_enter() always takes global mutex for non-GCC build. Use C++ once call implementation Part-of: <https://gitlab.freedesktop.org/gstreamer/gstreamer/-/merge_requests/2843>
1788 lines
53 KiB
C++
1788 lines
53 KiB
C++
/* GStreamer
|
|
* Copyright (C) 2022 Seungha Yang <seungha@centricular.com>
|
|
*
|
|
* This library is free software; you can redistribute it and/or
|
|
* modify it under the terms of the GNU Library General Public
|
|
* License as published by the Free Software Foundation; either
|
|
* version 2 of the License, or (at your option) any later version.
|
|
*
|
|
* This library is distributed in the hope that it will be useful,
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
|
* Library General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU Library General Public
|
|
* License along with this library; if not, write to the
|
|
* Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
|
|
* Boston, MA 02110-1301, USA.
|
|
*/
|
|
|
|
/**
|
|
* SECTION:element-d3d11testsrc
|
|
* @title: d3d11testsrc
|
|
*
|
|
* The videotestsrc element is used to produce test video data
|
|
*
|
|
* ## Example launch line
|
|
* ```
|
|
* gst-launch-1.0 d3d11testsrc ! queue ! d3d11videosink
|
|
* ```
|
|
*
|
|
* Since: 1.22
|
|
*
|
|
*/
|
|
|
|
#ifdef HAVE_CONFIG_H
|
|
#include "config.h"
|
|
#endif
|
|
|
|
#include "gstd3d11testsrc.h"
|
|
#include "gstd3d11pluginutils.h"
|
|
#include <wrl.h>
|
|
#include <string.h>
|
|
|
|
/* *INDENT-OFF* */
|
|
using namespace Microsoft::WRL;
|
|
/* *INDENT-ON* */
|
|
|
|
GST_DEBUG_CATEGORY_STATIC (gst_d3d11_test_src_debug);
|
|
#define GST_CAT_DEFAULT gst_d3d11_test_src_debug
|
|
|
|
static GstStaticCaps template_caps =
|
|
GST_STATIC_CAPS (GST_VIDEO_CAPS_MAKE_WITH_FEATURES
|
|
(GST_CAPS_FEATURE_MEMORY_D3D11_MEMORY, GST_D3D11_SRC_FORMATS) ";"
|
|
GST_VIDEO_CAPS_MAKE (GST_D3D11_SRC_FORMATS));
|
|
|
|
typedef enum
|
|
{
|
|
GST_D3D11_TEST_SRC_SMPTE,
|
|
GST_D3D11_TEST_SRC_SNOW,
|
|
GST_D3D11_TEST_SRC_BLACK,
|
|
GST_D3D11_TEST_SRC_WHITE,
|
|
GST_D3D11_TEST_SRC_RED,
|
|
GST_D3D11_TEST_SRC_GREEN,
|
|
GST_D3D11_TEST_SRC_BLUE,
|
|
GST_D3D11_TEST_SRC_CHECKERS1,
|
|
GST_D3D11_TEST_SRC_CHECKERS2,
|
|
GST_D3D11_TEST_SRC_CHECKERS4,
|
|
GST_D3D11_TEST_SRC_CHECKERS8,
|
|
} GstD3D11TestSrcPattern;
|
|
|
|
#define GST_TYPE_D3D11_TEST_SRC_PATTERN (gst_d3d11_test_src_pattern_get_type ())
|
|
static GType
|
|
gst_d3d11_test_src_pattern_get_type (void)
|
|
{
|
|
static GType pattern_type = 0;
|
|
|
|
GST_D3D11_CALL_ONCE_BEGIN {
|
|
static const GEnumValue pattern_types[] = {
|
|
{GST_D3D11_TEST_SRC_SMPTE, "SMPTE 100% color bars", "smpte"},
|
|
{GST_D3D11_TEST_SRC_SNOW, "Random (television snow)", "snow"},
|
|
{GST_D3D11_TEST_SRC_BLACK, "100% Black", "black"},
|
|
{GST_D3D11_TEST_SRC_WHITE, "100% White", "white"},
|
|
{GST_D3D11_TEST_SRC_RED, "Red", "red"},
|
|
{GST_D3D11_TEST_SRC_GREEN, "Green", "green"},
|
|
{GST_D3D11_TEST_SRC_BLUE, "Blue", "blue"},
|
|
{GST_D3D11_TEST_SRC_CHECKERS1, "Checkers 1px", "checkers-1"},
|
|
{GST_D3D11_TEST_SRC_CHECKERS2, "Checkers 2px", "checkers-2"},
|
|
{GST_D3D11_TEST_SRC_CHECKERS4, "Checkers 4px", "checkers-4"},
|
|
{GST_D3D11_TEST_SRC_CHECKERS8, "Checkers 8px", "checkers-8"},
|
|
{0, nullptr, nullptr},
|
|
};
|
|
|
|
pattern_type = g_enum_register_static ("GstD3D11TestSrcPattern",
|
|
pattern_types);
|
|
} GST_D3D11_CALL_ONCE_END;
|
|
|
|
return pattern_type;
|
|
}
|
|
|
|
typedef struct
|
|
{
|
|
union
|
|
{
|
|
struct
|
|
{
|
|
FLOAT r;
|
|
FLOAT g;
|
|
FLOAT b;
|
|
FLOAT a;
|
|
};
|
|
FLOAT color[4];
|
|
};
|
|
} ColorValue;
|
|
|
|
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,
|
|
};
|
|
|
|
typedef struct
|
|
{
|
|
ID3D11PixelShader *ps;
|
|
ID3D11VertexShader *vs;
|
|
ID3D11InputLayout *layout;
|
|
ID3D11Buffer *vertex_buffer;
|
|
ID3D11Buffer *index_buffer;
|
|
ID3D11Buffer *const_buffer;
|
|
guint vertex_stride;
|
|
guint index_count;
|
|
} GstD3D11TestSrcQuad;
|
|
|
|
typedef struct
|
|
{
|
|
const ColorValue *clear_color;
|
|
GstD3D11TestSrcQuad *quad[2];
|
|
} GstD3D11TestSrcRender;
|
|
|
|
struct _GstD3D11TestSrc
|
|
{
|
|
GstBaseSrc src;
|
|
|
|
GstD3D11Device *device;
|
|
gboolean downstream_supports_d3d11;
|
|
|
|
GstVideoInfo info;
|
|
GstD3D11Converter *converter;
|
|
GstBufferPool *render_pool;
|
|
GstBufferPool *convert_pool;
|
|
|
|
guint adapter_index;
|
|
GstD3D11TestSrcPattern pattern;
|
|
GstD3D11TestSrcRender *render;
|
|
D3D11_VIEWPORT viewport;
|
|
|
|
gboolean reverse;
|
|
gint64 n_frames;
|
|
gint64 accum_frames;
|
|
GstClockTime accum_rtime;
|
|
GstClockTime running_time;
|
|
};
|
|
|
|
typedef struct
|
|
{
|
|
FLOAT time;
|
|
FLOAT padding[3];
|
|
} TimeConstBuffer;
|
|
|
|
typedef struct
|
|
{
|
|
struct
|
|
{
|
|
FLOAT x;
|
|
FLOAT y;
|
|
FLOAT z;
|
|
} position;
|
|
struct
|
|
{
|
|
FLOAT u;
|
|
FLOAT v;
|
|
} texture;
|
|
} UvVertexData;
|
|
|
|
typedef struct
|
|
{
|
|
struct
|
|
{
|
|
FLOAT x;
|
|
FLOAT y;
|
|
FLOAT z;
|
|
} position;
|
|
struct
|
|
{
|
|
FLOAT r;
|
|
FLOAT g;
|
|
FLOAT b;
|
|
FLOAT a;
|
|
} color;
|
|
} ColorVertexData;
|
|
|
|
/* *INDENT-OFF* */
|
|
static const gchar templ_vs_coord[] =
|
|
"struct VS_INPUT {\n"
|
|
" float4 Position: POSITION;\n"
|
|
" float2 Texture: TEXCOORD;\n"
|
|
"};\n"
|
|
"struct VS_OUTPUT {\n"
|
|
" float4 Position: SV_POSITION;\n"
|
|
" float2 Texture: TEXCOORD;\n"
|
|
"};\n"
|
|
"VS_OUTPUT main (VS_INPUT input)\n"
|
|
"{\n"
|
|
" return input;\n"
|
|
"}";
|
|
|
|
static const gchar templ_vs_color[] =
|
|
"struct VS_INPUT {\n"
|
|
" float4 Position: POSITION;\n"
|
|
" float4 Color: COLOR;\n"
|
|
"};\n"
|
|
"struct VS_OUTPUT {\n"
|
|
" float4 Position: SV_POSITION;\n"
|
|
" float4 Color: COLOR;\n"
|
|
"};\n"
|
|
"VS_OUTPUT main (VS_INPUT input)\n"
|
|
"{\n"
|
|
" return input;\n"
|
|
"}";
|
|
|
|
static const gchar templ_ps_snow[] =
|
|
"cbuffer TimeConstBuffer : register(b0)\n"
|
|
"{\n"
|
|
" float time;\n"
|
|
" float3 padding;\n"
|
|
"}\n"
|
|
"struct PS_INPUT {\n"
|
|
" float4 Position: SV_POSITION;\n"
|
|
" float2 Texture: TEXCOORD;\n"
|
|
"};\n"
|
|
"float get_rand(float2 uv)\n"
|
|
"{\n"
|
|
" return frac(sin(dot(uv, float2(12.9898,78.233))) * 43758.5453);\n"
|
|
"}\n"
|
|
"float4 main(PS_INPUT input) : SV_Target\n"
|
|
"{\n"
|
|
" float4 output;\n"
|
|
" float val = get_rand (time * input.Texture);\n"
|
|
" output.rgb = float3(val, val, val);\n"
|
|
" output.a = 1.0f;\n"
|
|
" return output;\n"
|
|
"}";
|
|
|
|
static const gchar templ_ps_smpte[] =
|
|
"struct PS_INPUT {\n"
|
|
" float4 Position: SV_POSITION;\n"
|
|
" float4 Color: COLOR;\n"
|
|
"};\n"
|
|
"float4 main(PS_INPUT input) : SV_TARGET\n"
|
|
"{\n"
|
|
" return input.Color;\n"
|
|
"}";
|
|
|
|
static const gchar templ_ps_checker[] =
|
|
"static const float width = %d;\n"
|
|
"static const float height = %d;\n"
|
|
"static const float checker_size = %d;\n"
|
|
"struct PS_INPUT {\n"
|
|
" float4 Position: SV_POSITION;\n"
|
|
" float2 Texture: TEXCOORD;\n"
|
|
"};\n"
|
|
"float4 main(PS_INPUT input) : SV_Target\n"
|
|
"{\n"
|
|
" float4 output;\n"
|
|
" float2 xy_mod = floor (0.5 * input.Texture * float2 (width, height) / checker_size);\n"
|
|
" float result = fmod (xy_mod.x + xy_mod.y, 2.0);\n"
|
|
" output.r = step (result, 0.5);\n"
|
|
" output.g = 1.0 - output.r;\n"
|
|
" output.ba = float2 (0.0f, 1.0f);\n"
|
|
" return output;\n"
|
|
"}";
|
|
/* *INDENT-ON* */
|
|
|
|
static gboolean
|
|
setup_snow_render (GstD3D11TestSrc * self, GstD3D11TestSrcRender * render,
|
|
guint on_smpte)
|
|
{
|
|
HRESULT hr;
|
|
D3D11_INPUT_ELEMENT_DESC input_desc[2];
|
|
D3D11_BUFFER_DESC buffer_desc;
|
|
D3D11_MAPPED_SUBRESOURCE map;
|
|
UvVertexData *vertex_data;
|
|
WORD *indices;
|
|
ID3D11Device *device_handle =
|
|
gst_d3d11_device_get_device_handle (self->device);
|
|
ID3D11DeviceContext *context_handle =
|
|
gst_d3d11_device_get_device_context_handle (self->device);
|
|
ComPtr < ID3D11PixelShader > ps;
|
|
ComPtr < ID3D11VertexShader > vs;
|
|
ComPtr < ID3D11InputLayout > layout;
|
|
ComPtr < ID3D11Buffer > vertex_buffer;
|
|
ComPtr < ID3D11Buffer > index_buffer;
|
|
ComPtr < ID3D11Buffer > const_buffer;
|
|
GstD3D11TestSrcQuad *quad;
|
|
|
|
memset (input_desc, 0, sizeof (input_desc));
|
|
memset (&buffer_desc, 0, sizeof (buffer_desc));
|
|
|
|
input_desc[0].SemanticName = "POSITION";
|
|
input_desc[0].SemanticIndex = 0;
|
|
input_desc[0].Format = DXGI_FORMAT_R32G32B32_FLOAT;
|
|
input_desc[0].InputSlot = 0;
|
|
input_desc[0].AlignedByteOffset = D3D11_APPEND_ALIGNED_ELEMENT;
|
|
input_desc[0].InputSlotClass = D3D11_INPUT_PER_VERTEX_DATA;
|
|
input_desc[0].InstanceDataStepRate = 0;
|
|
|
|
input_desc[1].SemanticName = "TEXCOORD";
|
|
input_desc[1].SemanticIndex = 0;
|
|
input_desc[1].Format = DXGI_FORMAT_R32G32_FLOAT;
|
|
input_desc[1].InputSlot = 0;
|
|
input_desc[1].AlignedByteOffset = D3D11_APPEND_ALIGNED_ELEMENT;
|
|
input_desc[1].InputSlotClass = D3D11_INPUT_PER_VERTEX_DATA;
|
|
input_desc[1].InstanceDataStepRate = 0;
|
|
|
|
hr = gst_d3d11_create_vertex_shader_simple (self->device, templ_vs_coord,
|
|
"main", input_desc, G_N_ELEMENTS (input_desc), &vs, &layout);
|
|
if (!gst_d3d11_result (hr, self->device)) {
|
|
GST_ERROR_OBJECT (self, "Failed to compile vertext shader");
|
|
return FALSE;
|
|
}
|
|
|
|
hr = gst_d3d11_create_pixel_shader_simple (self->device,
|
|
templ_ps_snow, "main", &ps);
|
|
if (!gst_d3d11_result (hr, self->device)) {
|
|
GST_ERROR_OBJECT (self, "Failed to compile pixel shader");
|
|
return FALSE;
|
|
}
|
|
|
|
buffer_desc.Usage = D3D11_USAGE_DYNAMIC;
|
|
buffer_desc.ByteWidth = sizeof (UvVertexData) * 4;
|
|
buffer_desc.BindFlags = D3D11_BIND_VERTEX_BUFFER;
|
|
buffer_desc.CPUAccessFlags = D3D11_CPU_ACCESS_WRITE;
|
|
|
|
hr = device_handle->CreateBuffer (&buffer_desc, nullptr, &vertex_buffer);
|
|
if (!gst_d3d11_result (hr, self->device)) {
|
|
GST_ERROR_OBJECT (self, "Failed to create vertex buffer");
|
|
return FALSE;
|
|
}
|
|
|
|
buffer_desc.Usage = D3D11_USAGE_DYNAMIC;
|
|
buffer_desc.ByteWidth = sizeof (WORD) * 6;
|
|
buffer_desc.BindFlags = D3D11_BIND_INDEX_BUFFER;
|
|
buffer_desc.CPUAccessFlags = D3D11_CPU_ACCESS_WRITE;
|
|
|
|
hr = device_handle->CreateBuffer (&buffer_desc, nullptr, &index_buffer);
|
|
if (!gst_d3d11_result (hr, self->device)) {
|
|
GST_ERROR_OBJECT (self, "Failed to create index buffer");
|
|
return FALSE;
|
|
}
|
|
|
|
buffer_desc.Usage = D3D11_USAGE_DYNAMIC;
|
|
buffer_desc.ByteWidth = sizeof (TimeConstBuffer);
|
|
buffer_desc.BindFlags = D3D11_BIND_CONSTANT_BUFFER;
|
|
buffer_desc.CPUAccessFlags = D3D11_CPU_ACCESS_WRITE;
|
|
hr = device_handle->CreateBuffer (&buffer_desc, nullptr, &const_buffer);
|
|
if (!gst_d3d11_result (hr, self->device)) {
|
|
GST_ERROR_OBJECT (self, "Failed to create constant buffer");
|
|
return FALSE;
|
|
}
|
|
|
|
GstD3D11DeviceLockGuard lk (self->device);
|
|
hr = context_handle->Map (vertex_buffer.Get (), 0, D3D11_MAP_WRITE_DISCARD, 0,
|
|
&map);
|
|
if (!gst_d3d11_result (hr, self->device)) {
|
|
GST_ERROR_OBJECT (self, "Failed to map vertex buffer");
|
|
return FALSE;
|
|
}
|
|
vertex_data = (UvVertexData *) map.pData;
|
|
|
|
hr = context_handle->Map (index_buffer.Get (), 0, D3D11_MAP_WRITE_DISCARD, 0,
|
|
&map);
|
|
if (!gst_d3d11_result (hr, self->device)) {
|
|
GST_ERROR_OBJECT (self, "Failed to map index buffer");
|
|
context_handle->Unmap (vertex_buffer.Get (), 0);
|
|
return FALSE;
|
|
}
|
|
indices = (WORD *) map.pData;
|
|
|
|
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;
|
|
}
|
|
|
|
/* clockwise indexing */
|
|
indices[0] = 0; /* bottom left */
|
|
indices[1] = 1; /* top left */
|
|
indices[2] = 2; /* top right */
|
|
|
|
indices[3] = 3; /* bottom right */
|
|
indices[4] = 0; /* bottom left */
|
|
indices[5] = 2; /* top right */
|
|
|
|
context_handle->Unmap (vertex_buffer.Get (), 0);
|
|
context_handle->Unmap (index_buffer.Get (), 0);
|
|
|
|
quad = g_new0 (GstD3D11TestSrcQuad, 1);
|
|
if (on_smpte)
|
|
render->quad[1] = quad;
|
|
else
|
|
render->quad[0] = quad;
|
|
|
|
quad->ps = ps.Detach ();
|
|
quad->vs = vs.Detach ();
|
|
quad->layout = layout.Detach ();
|
|
quad->vertex_buffer = vertex_buffer.Detach ();
|
|
quad->index_buffer = index_buffer.Detach ();
|
|
quad->const_buffer = const_buffer.Detach ();
|
|
quad->vertex_stride = sizeof (UvVertexData);
|
|
quad->index_count = 6;
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
static gboolean
|
|
setup_smpte_render (GstD3D11TestSrc * self, GstD3D11TestSrcRender * render)
|
|
{
|
|
HRESULT hr;
|
|
D3D11_INPUT_ELEMENT_DESC input_desc[2];
|
|
D3D11_BUFFER_DESC buffer_desc;
|
|
D3D11_MAPPED_SUBRESOURCE map;
|
|
ColorVertexData *vertex_data;
|
|
WORD *indices;
|
|
ID3D11Device *device_handle =
|
|
gst_d3d11_device_get_device_handle (self->device);
|
|
ID3D11DeviceContext *context_handle =
|
|
gst_d3d11_device_get_device_context_handle (self->device);
|
|
ComPtr < ID3D11PixelShader > ps;
|
|
ComPtr < ID3D11VertexShader > vs;
|
|
ComPtr < ID3D11InputLayout > layout;
|
|
ComPtr < ID3D11Buffer > vertex_buffer;
|
|
ComPtr < ID3D11Buffer > index_buffer;
|
|
GstD3D11TestSrcQuad *quad;
|
|
guint num_vertex = 0;
|
|
guint num_index = 0;
|
|
|
|
memset (input_desc, 0, sizeof (input_desc));
|
|
memset (&buffer_desc, 0, sizeof (buffer_desc));
|
|
|
|
input_desc[0].SemanticName = "POSITION";
|
|
input_desc[0].SemanticIndex = 0;
|
|
input_desc[0].Format = DXGI_FORMAT_R32G32B32_FLOAT;
|
|
input_desc[0].InputSlot = 0;
|
|
input_desc[0].AlignedByteOffset = D3D11_APPEND_ALIGNED_ELEMENT;
|
|
input_desc[0].InputSlotClass = D3D11_INPUT_PER_VERTEX_DATA;
|
|
input_desc[0].InstanceDataStepRate = 0;
|
|
|
|
input_desc[1].SemanticName = "COLOR";
|
|
input_desc[1].SemanticIndex = 0;
|
|
input_desc[1].Format = DXGI_FORMAT_R32G32B32A32_FLOAT;
|
|
input_desc[1].InputSlot = 0;
|
|
input_desc[1].AlignedByteOffset = D3D11_APPEND_ALIGNED_ELEMENT;
|
|
input_desc[1].InputSlotClass = D3D11_INPUT_PER_VERTEX_DATA;
|
|
input_desc[1].InstanceDataStepRate = 0;
|
|
|
|
hr = gst_d3d11_create_vertex_shader_simple (self->device, templ_vs_color,
|
|
"main", input_desc, G_N_ELEMENTS (input_desc), &vs, &layout);
|
|
if (!gst_d3d11_result (hr, self->device)) {
|
|
GST_ERROR_OBJECT (self, "Failed to compile vertext shader");
|
|
return FALSE;
|
|
}
|
|
|
|
hr = gst_d3d11_create_pixel_shader_simple (self->device,
|
|
templ_ps_smpte, "main", &ps);
|
|
if (!gst_d3d11_result (hr, self->device)) {
|
|
GST_ERROR_OBJECT (self, "Failed to compile pixel shader");
|
|
return FALSE;
|
|
}
|
|
|
|
buffer_desc.Usage = D3D11_USAGE_DYNAMIC;
|
|
buffer_desc.ByteWidth = sizeof (ColorVertexData) * 4 * 20;
|
|
buffer_desc.BindFlags = D3D11_BIND_VERTEX_BUFFER;
|
|
buffer_desc.CPUAccessFlags = D3D11_CPU_ACCESS_WRITE;
|
|
|
|
hr = device_handle->CreateBuffer (&buffer_desc, nullptr, &vertex_buffer);
|
|
if (!gst_d3d11_result (hr, self->device)) {
|
|
GST_ERROR_OBJECT (self, "Failed to create vertex buffer");
|
|
return FALSE;
|
|
}
|
|
|
|
buffer_desc.Usage = D3D11_USAGE_DYNAMIC;
|
|
buffer_desc.ByteWidth = sizeof (WORD) * 6 * 20;
|
|
buffer_desc.BindFlags = D3D11_BIND_INDEX_BUFFER;
|
|
buffer_desc.CPUAccessFlags = D3D11_CPU_ACCESS_WRITE;
|
|
|
|
hr = device_handle->CreateBuffer (&buffer_desc, nullptr, &index_buffer);
|
|
if (!gst_d3d11_result (hr, self->device)) {
|
|
GST_ERROR_OBJECT (self, "Failed to create index buffer");
|
|
return FALSE;
|
|
}
|
|
|
|
GstD3D11DeviceLockGuard lk (self->device);
|
|
hr = context_handle->Map (vertex_buffer.Get (), 0, D3D11_MAP_WRITE_DISCARD, 0,
|
|
&map);
|
|
if (!gst_d3d11_result (hr, self->device)) {
|
|
GST_ERROR_OBJECT (self, "Failed to map vertex buffer");
|
|
return FALSE;
|
|
}
|
|
vertex_data = (ColorVertexData *) map.pData;
|
|
|
|
hr = context_handle->Map (index_buffer.Get (), 0, D3D11_MAP_WRITE_DISCARD, 0,
|
|
&map);
|
|
if (!gst_d3d11_result (hr, self->device)) {
|
|
GST_ERROR_OBJECT (self, "Failed to map index buffer");
|
|
context_handle->Unmap (vertex_buffer.Get (), 0);
|
|
return FALSE;
|
|
}
|
|
indices = (WORD *) map.pData;
|
|
|
|
/* 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 = color->a;
|
|
|
|
/* 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;
|
|
|
|
/* 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;
|
|
|
|
/* 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;
|
|
|
|
/* 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 = color->a;
|
|
|
|
/* 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;
|
|
|
|
/* 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;
|
|
|
|
/* 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;
|
|
|
|
/* 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 = color->a;
|
|
|
|
/* 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;
|
|
|
|
/* 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;
|
|
|
|
/* 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;
|
|
|
|
/* 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 = color->a;
|
|
|
|
/* 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;
|
|
|
|
/* 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;
|
|
|
|
/* 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;
|
|
|
|
/* 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 */
|
|
}
|
|
|
|
context_handle->Unmap (vertex_buffer.Get (), 0);
|
|
context_handle->Unmap (index_buffer.Get (), 0);
|
|
|
|
render->quad[0] = quad = g_new0 (GstD3D11TestSrcQuad, 1);
|
|
|
|
quad->ps = ps.Detach ();
|
|
quad->vs = vs.Detach ();
|
|
quad->layout = layout.Detach ();
|
|
quad->vertex_buffer = vertex_buffer.Detach ();
|
|
quad->index_buffer = index_buffer.Detach ();
|
|
quad->vertex_stride = sizeof (ColorVertexData);
|
|
quad->index_count = 6 * 20;
|
|
|
|
return setup_snow_render (self, render, TRUE);
|
|
}
|
|
|
|
static gboolean
|
|
setup_checker_render (GstD3D11TestSrc * self, GstD3D11TestSrcRender * render,
|
|
guint checker_size)
|
|
{
|
|
HRESULT hr;
|
|
D3D11_INPUT_ELEMENT_DESC input_desc[2];
|
|
D3D11_BUFFER_DESC buffer_desc;
|
|
D3D11_MAPPED_SUBRESOURCE map;
|
|
UvVertexData *vertex_data;
|
|
WORD *indices;
|
|
ID3D11Device *device_handle =
|
|
gst_d3d11_device_get_device_handle (self->device);
|
|
ID3D11DeviceContext *context_handle =
|
|
gst_d3d11_device_get_device_context_handle (self->device);
|
|
ComPtr < ID3D11PixelShader > ps;
|
|
ComPtr < ID3D11VertexShader > vs;
|
|
ComPtr < ID3D11InputLayout > layout;
|
|
ComPtr < ID3D11Buffer > vertex_buffer;
|
|
ComPtr < ID3D11Buffer > index_buffer;
|
|
GstD3D11TestSrcQuad *quad;
|
|
gchar *ps_src;
|
|
|
|
memset (input_desc, 0, sizeof (input_desc));
|
|
memset (&buffer_desc, 0, sizeof (buffer_desc));
|
|
|
|
input_desc[0].SemanticName = "POSITION";
|
|
input_desc[0].SemanticIndex = 0;
|
|
input_desc[0].Format = DXGI_FORMAT_R32G32B32_FLOAT;
|
|
input_desc[0].InputSlot = 0;
|
|
input_desc[0].AlignedByteOffset = D3D11_APPEND_ALIGNED_ELEMENT;
|
|
input_desc[0].InputSlotClass = D3D11_INPUT_PER_VERTEX_DATA;
|
|
input_desc[0].InstanceDataStepRate = 0;
|
|
|
|
input_desc[1].SemanticName = "TEXCOORD";
|
|
input_desc[1].SemanticIndex = 0;
|
|
input_desc[1].Format = DXGI_FORMAT_R32G32_FLOAT;
|
|
input_desc[1].InputSlot = 0;
|
|
input_desc[1].AlignedByteOffset = D3D11_APPEND_ALIGNED_ELEMENT;
|
|
input_desc[1].InputSlotClass = D3D11_INPUT_PER_VERTEX_DATA;
|
|
input_desc[1].InstanceDataStepRate = 0;
|
|
|
|
hr = gst_d3d11_create_vertex_shader_simple (self->device, templ_vs_coord,
|
|
"main", input_desc, G_N_ELEMENTS (input_desc), &vs, &layout);
|
|
if (!gst_d3d11_result (hr, self->device)) {
|
|
GST_ERROR_OBJECT (self, "Failed to compile vertext shader");
|
|
return FALSE;
|
|
}
|
|
|
|
ps_src = g_strdup_printf (templ_ps_checker,
|
|
self->info.width, self->info.height, checker_size);
|
|
hr = gst_d3d11_create_pixel_shader_simple (self->device, ps_src, "main", &ps);
|
|
g_free (ps_src);
|
|
if (!gst_d3d11_result (hr, self->device)) {
|
|
GST_ERROR_OBJECT (self, "Failed to compile pixel shader");
|
|
return FALSE;
|
|
}
|
|
|
|
buffer_desc.Usage = D3D11_USAGE_DYNAMIC;
|
|
buffer_desc.ByteWidth = sizeof (UvVertexData) * 4;
|
|
buffer_desc.BindFlags = D3D11_BIND_VERTEX_BUFFER;
|
|
buffer_desc.CPUAccessFlags = D3D11_CPU_ACCESS_WRITE;
|
|
|
|
hr = device_handle->CreateBuffer (&buffer_desc, nullptr, &vertex_buffer);
|
|
if (!gst_d3d11_result (hr, self->device)) {
|
|
GST_ERROR_OBJECT (self, "Failed to create vertex buffer");
|
|
return FALSE;
|
|
}
|
|
|
|
buffer_desc.Usage = D3D11_USAGE_DYNAMIC;
|
|
buffer_desc.ByteWidth = sizeof (WORD) * 6;
|
|
buffer_desc.BindFlags = D3D11_BIND_INDEX_BUFFER;
|
|
buffer_desc.CPUAccessFlags = D3D11_CPU_ACCESS_WRITE;
|
|
|
|
hr = device_handle->CreateBuffer (&buffer_desc, nullptr, &index_buffer);
|
|
if (!gst_d3d11_result (hr, self->device)) {
|
|
GST_ERROR_OBJECT (self, "Failed to create index buffer");
|
|
return FALSE;
|
|
}
|
|
|
|
GstD3D11DeviceLockGuard lk (self->device);
|
|
hr = context_handle->Map (vertex_buffer.Get (), 0, D3D11_MAP_WRITE_DISCARD, 0,
|
|
&map);
|
|
if (!gst_d3d11_result (hr, self->device)) {
|
|
GST_ERROR_OBJECT (self, "Failed to map vertex buffer");
|
|
return FALSE;
|
|
}
|
|
vertex_data = (UvVertexData *) map.pData;
|
|
|
|
hr = context_handle->Map (index_buffer.Get (), 0, D3D11_MAP_WRITE_DISCARD, 0,
|
|
&map);
|
|
if (!gst_d3d11_result (hr, self->device)) {
|
|
GST_ERROR_OBJECT (self, "Failed to map index buffer");
|
|
context_handle->Unmap (vertex_buffer.Get (), 0);
|
|
return FALSE;
|
|
}
|
|
indices = (WORD *) map.pData;
|
|
|
|
/* bottom left */
|
|
vertex_data[0].position.x = -1.0f;
|
|
vertex_data[0].position.y = -1.0f;
|
|
vertex_data[0].position.z = 0.0f;
|
|
vertex_data[0].texture.u = 0.0f;
|
|
vertex_data[0].texture.v = 1.0f;
|
|
/* top left */
|
|
vertex_data[1].position.x = -1.0f;
|
|
vertex_data[1].position.y = 1.0f;
|
|
vertex_data[1].position.z = 0.0f;
|
|
vertex_data[1].texture.u = 0.0f;
|
|
vertex_data[1].texture.v = 0.0f;
|
|
|
|
/* top right */
|
|
vertex_data[2].position.x = 1.0f;
|
|
vertex_data[2].position.y = 1.0f;
|
|
vertex_data[2].position.z = 0.0f;
|
|
vertex_data[2].texture.u = 1.0f;
|
|
vertex_data[2].texture.v = 0.0f;
|
|
|
|
/* bottom right */
|
|
vertex_data[3].position.x = 1.0f;
|
|
vertex_data[3].position.y = -1.0f;
|
|
vertex_data[3].position.z = 0.0f;
|
|
vertex_data[3].texture.u = 1.0f;
|
|
vertex_data[3].texture.v = 1.0f;
|
|
|
|
/* clockwise indexing */
|
|
indices[0] = 0; /* bottom left */
|
|
indices[1] = 1; /* top left */
|
|
indices[2] = 2; /* top right */
|
|
|
|
indices[3] = 3; /* bottom right */
|
|
indices[4] = 0; /* bottom left */
|
|
indices[5] = 2; /* top right */
|
|
|
|
context_handle->Unmap (vertex_buffer.Get (), 0);
|
|
context_handle->Unmap (index_buffer.Get (), 0);
|
|
|
|
render->quad[0] = quad = g_new0 (GstD3D11TestSrcQuad, 1);
|
|
|
|
quad->ps = ps.Detach ();
|
|
quad->vs = vs.Detach ();
|
|
quad->layout = layout.Detach ();
|
|
quad->vertex_buffer = vertex_buffer.Detach ();
|
|
quad->index_buffer = index_buffer.Detach ();
|
|
quad->vertex_stride = sizeof (UvVertexData);
|
|
quad->index_count = 6;
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
enum
|
|
{
|
|
PROP_0,
|
|
PROP_ADAPTER,
|
|
PROP_IS_LIVE,
|
|
PROP_PATTERN,
|
|
};
|
|
|
|
#define DEFAULT_ADAPTER -1
|
|
#define DEFAULT_PATTERN GST_D3D11_TEST_SRC_SMPTE
|
|
|
|
static void gst_d3d11_test_src_dispose (GObject * object);
|
|
static void gst_d3d11_test_src_set_property (GObject * object,
|
|
guint prop_id, const GValue * value, GParamSpec * pspec);
|
|
static void gst_d3d11_test_src_get_property (GObject * object,
|
|
guint prop_id, GValue * value, GParamSpec * pspec);
|
|
|
|
static void gst_d3d11_test_src_set_context (GstElement * element,
|
|
GstContext * context);
|
|
|
|
static gboolean gst_d3d11_test_src_is_seekable (GstBaseSrc * bsrc);
|
|
static gboolean gst_d3d11_test_src_do_seek (GstBaseSrc * bsrc,
|
|
GstSegment * segment);
|
|
static GstCaps *gst_d3d11_test_src_fixate (GstBaseSrc * bsrc, GstCaps * caps);
|
|
static gboolean gst_d3d11_test_src_set_caps (GstBaseSrc * bsrc, GstCaps * caps);
|
|
static gboolean gst_d3d11_test_src_decide_allocation (GstBaseSrc *
|
|
bsrc, GstQuery * query);
|
|
static gboolean gst_d3d11_test_src_start (GstBaseSrc * bsrc);
|
|
static gboolean gst_d3d11_test_src_stop (GstBaseSrc * bsrc);
|
|
static gboolean gst_d3d11_test_src_src_query (GstBaseSrc * bsrc,
|
|
GstQuery * query);
|
|
static void gst_d3d11_test_src_get_times (GstBaseSrc * bsrc,
|
|
GstBuffer * buffer, GstClockTime * start, GstClockTime * end);
|
|
static GstFlowReturn gst_d3d11_test_src_create (GstBaseSrc * bsrc,
|
|
guint64 offset, guint size, GstBuffer ** buf);
|
|
|
|
#define gst_d3d11_test_src_parent_class parent_class
|
|
G_DEFINE_TYPE (GstD3D11TestSrc, gst_d3d11_test_src, GST_TYPE_BASE_SRC);
|
|
|
|
static void
|
|
gst_d3d11_test_src_class_init (GstD3D11TestSrcClass * klass)
|
|
{
|
|
GObjectClass *gobject_class = G_OBJECT_CLASS (klass);
|
|
GstElementClass *element_class = GST_ELEMENT_CLASS (klass);
|
|
GstBaseSrcClass *basesrc_class = GST_BASE_SRC_CLASS (klass);
|
|
GstCaps *caps;
|
|
|
|
gobject_class->dispose = gst_d3d11_test_src_dispose;
|
|
gobject_class->set_property = gst_d3d11_test_src_set_property;
|
|
gobject_class->get_property = gst_d3d11_test_src_get_property;
|
|
|
|
g_object_class_install_property (gobject_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 (gobject_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 (gobject_class, PROP_PATTERN,
|
|
g_param_spec_enum ("pattern", "Pattern",
|
|
"Type of test pattern to generate", GST_TYPE_D3D11_TEST_SRC_PATTERN,
|
|
DEFAULT_PATTERN,
|
|
(GParamFlags) (G_PARAM_READWRITE | GST_PARAM_MUTABLE_READY |
|
|
G_PARAM_STATIC_STRINGS)));
|
|
|
|
element_class->set_context =
|
|
GST_DEBUG_FUNCPTR (gst_d3d11_test_src_set_context);
|
|
|
|
gst_element_class_set_static_metadata (element_class,
|
|
"Direct3D11 test src", "Source/Video",
|
|
"Creates a test video stream", "Seungha Yang <seungha@centricular.com>");
|
|
|
|
caps = gst_d3d11_get_updated_template_caps (&template_caps);
|
|
gst_element_class_add_pad_template (element_class,
|
|
gst_pad_template_new ("src", GST_PAD_SRC, GST_PAD_ALWAYS, caps));
|
|
gst_caps_unref (caps);
|
|
|
|
basesrc_class->is_seekable =
|
|
GST_DEBUG_FUNCPTR (gst_d3d11_test_src_is_seekable);
|
|
basesrc_class->do_seek = GST_DEBUG_FUNCPTR (gst_d3d11_test_src_do_seek);
|
|
basesrc_class->fixate = GST_DEBUG_FUNCPTR (gst_d3d11_test_src_fixate);
|
|
basesrc_class->set_caps = GST_DEBUG_FUNCPTR (gst_d3d11_test_src_set_caps);
|
|
basesrc_class->decide_allocation =
|
|
GST_DEBUG_FUNCPTR (gst_d3d11_test_src_decide_allocation);
|
|
basesrc_class->start = GST_DEBUG_FUNCPTR (gst_d3d11_test_src_start);
|
|
basesrc_class->stop = GST_DEBUG_FUNCPTR (gst_d3d11_test_src_stop);
|
|
basesrc_class->query = GST_DEBUG_FUNCPTR (gst_d3d11_test_src_src_query);
|
|
basesrc_class->get_times = GST_DEBUG_FUNCPTR (gst_d3d11_test_src_get_times);
|
|
basesrc_class->create = GST_DEBUG_FUNCPTR (gst_d3d11_test_src_create);
|
|
|
|
GST_DEBUG_CATEGORY_INIT (gst_d3d11_test_src_debug, "d3d11testsrc", 0,
|
|
"d3d11testsrc");
|
|
|
|
gst_type_mark_as_plugin_api (GST_TYPE_D3D11_TEST_SRC_PATTERN,
|
|
(GstPluginAPIFlags) 0);
|
|
}
|
|
|
|
static void
|
|
gst_d3d11_test_src_init (GstD3D11TestSrc * self)
|
|
{
|
|
gst_base_src_set_format (GST_BASE_SRC (self), GST_FORMAT_TIME);
|
|
|
|
self->adapter_index = DEFAULT_ADAPTER;
|
|
self->pattern = DEFAULT_PATTERN;
|
|
}
|
|
|
|
static void
|
|
gst_d3d11_test_src_dispose (GObject * object)
|
|
{
|
|
GstD3D11TestSrc *self = GST_D3D11_TEST_SRC (object);
|
|
|
|
gst_clear_object (&self->device);
|
|
|
|
G_OBJECT_CLASS (parent_class)->dispose (object);
|
|
}
|
|
|
|
static void
|
|
gst_d3d11_test_src_set_property (GObject * object, guint prop_id,
|
|
const GValue * value, GParamSpec * pspec)
|
|
{
|
|
GstD3D11TestSrc *self = GST_D3D11_TEST_SRC (object);
|
|
|
|
switch (prop_id) {
|
|
case PROP_ADAPTER:
|
|
self->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:
|
|
self->pattern = (GstD3D11TestSrcPattern) g_value_get_enum (value);
|
|
break;
|
|
default:
|
|
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
|
|
break;
|
|
}
|
|
}
|
|
|
|
static void
|
|
gst_d3d11_test_src_get_property (GObject * object, guint prop_id,
|
|
GValue * value, GParamSpec * pspec)
|
|
{
|
|
GstD3D11TestSrc *self = GST_D3D11_TEST_SRC (object);
|
|
|
|
switch (prop_id) {
|
|
case PROP_ADAPTER:
|
|
g_value_set_int (value, self->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, self->pattern);
|
|
break;
|
|
default:
|
|
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
|
|
break;
|
|
}
|
|
}
|
|
|
|
static void
|
|
gst_d3d11_test_src_set_context (GstElement * element, GstContext * context)
|
|
{
|
|
GstD3D11TestSrc *self = GST_D3D11_TEST_SRC (element);
|
|
|
|
gst_d3d11_handle_set_context (element,
|
|
context, self->adapter_index, &self->device);
|
|
|
|
GST_ELEMENT_CLASS (parent_class)->set_context (element, context);
|
|
}
|
|
|
|
static gboolean
|
|
gst_d3d11_test_src_is_seekable (GstBaseSrc * bsrc)
|
|
{
|
|
return TRUE;
|
|
}
|
|
|
|
static gboolean
|
|
gst_d3d11_test_src_do_seek (GstBaseSrc * bsrc, GstSegment * segment)
|
|
{
|
|
GstD3D11TestSrc *self = GST_D3D11_TEST_SRC (bsrc);
|
|
GstClockTime position;
|
|
|
|
segment->time = segment->start;
|
|
position = segment->position;
|
|
self->reverse = segment->rate < 0;
|
|
|
|
/* now move to the position indicated */
|
|
if (self->info.fps_n) {
|
|
self->n_frames = gst_util_uint64_scale (position,
|
|
self->info.fps_n, self->info.fps_d * GST_SECOND);
|
|
} else {
|
|
self->n_frames = 0;
|
|
}
|
|
self->accum_frames = 0;
|
|
self->accum_rtime = 0;
|
|
if (self->info.fps_n) {
|
|
self->running_time = gst_util_uint64_scale (self->n_frames,
|
|
self->info.fps_d * GST_SECOND, self->info.fps_n);
|
|
} else {
|
|
/* FIXME : Not sure what to set here */
|
|
self->running_time = 0;
|
|
}
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
static GstCaps *
|
|
gst_d3d11_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 void
|
|
gst_d3d11_test_src_quad_free (GstD3D11TestSrcQuad * quad)
|
|
{
|
|
if (!quad)
|
|
return;
|
|
|
|
GST_D3D11_CLEAR_COM (quad->ps);
|
|
GST_D3D11_CLEAR_COM (quad->vs);
|
|
GST_D3D11_CLEAR_COM (quad->layout);
|
|
GST_D3D11_CLEAR_COM (quad->vertex_buffer);
|
|
GST_D3D11_CLEAR_COM (quad->index_buffer);
|
|
GST_D3D11_CLEAR_COM (quad->const_buffer);
|
|
|
|
g_free (quad);
|
|
}
|
|
|
|
static void
|
|
gst_d3d11_test_src_render_free (GstD3D11TestSrcRender * render)
|
|
{
|
|
if (!render)
|
|
return;
|
|
|
|
for (guint i = 0; i < G_N_ELEMENTS (render->quad); i++)
|
|
g_clear_pointer (&render->quad[i], gst_d3d11_test_src_quad_free);
|
|
|
|
g_free (render);
|
|
}
|
|
|
|
static void
|
|
gst_d3d11_test_src_clear_resource (GstD3D11TestSrc * self)
|
|
{
|
|
if (self->render_pool) {
|
|
gst_buffer_pool_set_active (self->render_pool, FALSE);
|
|
gst_clear_object (&self->render_pool);
|
|
}
|
|
|
|
if (self->convert_pool) {
|
|
gst_buffer_pool_set_active (self->convert_pool, FALSE);
|
|
gst_clear_object (&self->convert_pool);
|
|
}
|
|
|
|
g_clear_pointer (&self->render, gst_d3d11_test_src_render_free);
|
|
gst_clear_object (&self->converter);
|
|
}
|
|
|
|
static gboolean
|
|
gst_d3d11_test_src_setup_resource (GstD3D11TestSrc * self, GstCaps * caps)
|
|
{
|
|
GstVideoInfo draw_info;
|
|
GstCaps *draw_caps;
|
|
GstD3D11AllocationParams *params;
|
|
GstD3D11TestSrcRender *render;
|
|
GstStructure *config;
|
|
|
|
config = gst_structure_new ("converter-config",
|
|
GST_D3D11_CONVERTER_OPT_BACKEND, GST_TYPE_D3D11_CONVERTER_BACKEND,
|
|
GST_D3D11_CONVERTER_BACKEND_SHADER, nullptr);
|
|
|
|
gst_video_info_set_format (&draw_info, GST_VIDEO_FORMAT_RGBA,
|
|
self->info.width, self->info.height);
|
|
self->converter = gst_d3d11_converter_new (self->device,
|
|
&draw_info, &self->info, config);
|
|
|
|
if (!self->converter) {
|
|
GST_ERROR_OBJECT (self, "Failed to create converter");
|
|
goto error;
|
|
}
|
|
|
|
draw_caps = gst_video_info_to_caps (&draw_info);
|
|
params = gst_d3d11_allocation_params_new (self->device, &draw_info,
|
|
GST_D3D11_ALLOCATION_FLAG_DEFAULT,
|
|
D3D11_BIND_SHADER_RESOURCE | D3D11_BIND_RENDER_TARGET, 0);
|
|
|
|
self->render_pool = gst_d3d11_buffer_pool_new_with_options (self->device,
|
|
draw_caps, params, 0, 0);
|
|
gst_d3d11_allocation_params_free (params);
|
|
gst_caps_unref (draw_caps);
|
|
|
|
if (!self->render_pool
|
|
|| !gst_buffer_pool_set_active (self->render_pool, TRUE)) {
|
|
GST_ERROR_OBJECT (self, "Failed to configure draw pool");
|
|
goto error;
|
|
}
|
|
|
|
params = gst_d3d11_allocation_params_new (self->device, &self->info,
|
|
GST_D3D11_ALLOCATION_FLAG_DEFAULT, D3D11_BIND_RENDER_TARGET, 0);
|
|
self->convert_pool = gst_d3d11_buffer_pool_new_with_options (self->device,
|
|
caps, params, 0, 0);
|
|
gst_d3d11_allocation_params_free (params);
|
|
|
|
if (!self->convert_pool ||
|
|
!gst_buffer_pool_set_active (self->convert_pool, TRUE)) {
|
|
GST_ERROR_OBJECT (self, "Failed to configure draw pool");
|
|
goto error;
|
|
}
|
|
|
|
self->viewport.TopLeftX = 0;
|
|
self->viewport.TopLeftY = 0;
|
|
self->viewport.Width = self->info.width;
|
|
self->viewport.Height = self->info.height;
|
|
self->viewport.MinDepth = 0.0f;
|
|
self->viewport.MaxDepth = 1.0f;
|
|
|
|
self->render = render = g_new0 (GstD3D11TestSrcRender, 1);
|
|
|
|
switch (self->pattern) {
|
|
case GST_D3D11_TEST_SRC_SMPTE:
|
|
if (!setup_smpte_render (self, render))
|
|
goto error;
|
|
break;
|
|
case GST_D3D11_TEST_SRC_SNOW:
|
|
if (!setup_snow_render (self, render, FALSE))
|
|
goto error;
|
|
break;
|
|
case GST_D3D11_TEST_SRC_BLACK:
|
|
render->clear_color = &color_table[COLOR_BLACK];
|
|
break;
|
|
case GST_D3D11_TEST_SRC_WHITE:
|
|
render->clear_color = &color_table[COLOR_WHITE];
|
|
break;
|
|
case GST_D3D11_TEST_SRC_RED:
|
|
render->clear_color = &color_table[COLOR_RED];
|
|
break;
|
|
case GST_D3D11_TEST_SRC_GREEN:
|
|
render->clear_color = &color_table[COLOR_GREEN];
|
|
break;
|
|
case GST_D3D11_TEST_SRC_BLUE:
|
|
render->clear_color = &color_table[COLOR_BLUE];
|
|
break;
|
|
case GST_D3D11_TEST_SRC_CHECKERS1:
|
|
if (!setup_checker_render (self, render, 1))
|
|
goto error;
|
|
break;
|
|
case GST_D3D11_TEST_SRC_CHECKERS2:
|
|
if (!setup_checker_render (self, render, 2))
|
|
goto error;
|
|
break;
|
|
case GST_D3D11_TEST_SRC_CHECKERS4:
|
|
if (!setup_checker_render (self, render, 4))
|
|
goto error;
|
|
break;
|
|
case GST_D3D11_TEST_SRC_CHECKERS8:
|
|
if (!setup_checker_render (self, render, 8))
|
|
goto error;
|
|
break;
|
|
}
|
|
|
|
return TRUE;
|
|
|
|
error:
|
|
gst_d3d11_test_src_clear_resource (self);
|
|
return FALSE;
|
|
}
|
|
|
|
static gboolean
|
|
gst_d3d11_test_src_set_caps (GstBaseSrc * bsrc, GstCaps * caps)
|
|
{
|
|
GstD3D11TestSrc *self = GST_D3D11_TEST_SRC (bsrc);
|
|
GstCapsFeatures *features;
|
|
|
|
GST_DEBUG_OBJECT (self, "Set caps %" GST_PTR_FORMAT, caps);
|
|
|
|
gst_d3d11_test_src_clear_resource (self);
|
|
|
|
features = gst_caps_get_features (caps, 0);
|
|
if (features && gst_caps_features_contains (features,
|
|
GST_CAPS_FEATURE_MEMORY_D3D11_MEMORY)) {
|
|
self->downstream_supports_d3d11 = TRUE;
|
|
} else {
|
|
self->downstream_supports_d3d11 = FALSE;
|
|
}
|
|
|
|
GST_OBJECT_LOCK (self);
|
|
gst_video_info_from_caps (&self->info, caps);
|
|
GST_OBJECT_UNLOCK (self);
|
|
if (self->info.fps_d <= 0 || self->info.fps_n <= 0) {
|
|
GST_ERROR_OBJECT (self, "Invalid framerate %d/%d", self->info.fps_n,
|
|
self->info.fps_d);
|
|
return FALSE;
|
|
}
|
|
|
|
gst_base_src_set_blocksize (bsrc, GST_VIDEO_INFO_SIZE (&self->info));
|
|
|
|
return gst_d3d11_test_src_setup_resource (self, caps);
|
|
}
|
|
|
|
static gboolean
|
|
gst_d3d11_test_src_decide_allocation (GstBaseSrc * bsrc, GstQuery * query)
|
|
{
|
|
GstD3D11TestSrc *self = GST_D3D11_TEST_SRC (bsrc);
|
|
GstBufferPool *pool = nullptr;
|
|
GstStructure *config;
|
|
GstD3D11AllocationParams *d3d11_params;
|
|
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 && self->downstream_supports_d3d11) {
|
|
if (!GST_IS_D3D11_BUFFER_POOL (pool)) {
|
|
gst_clear_object (&pool);
|
|
} else {
|
|
GstD3D11BufferPool *dpool = GST_D3D11_BUFFER_POOL (pool);
|
|
if (dpool->device != self->device)
|
|
gst_clear_object (&pool);
|
|
}
|
|
}
|
|
|
|
if (!pool) {
|
|
if (self->downstream_supports_d3d11)
|
|
pool = gst_d3d11_buffer_pool_new (self->device);
|
|
else
|
|
pool = gst_video_buffer_pool_new ();
|
|
}
|
|
|
|
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 (self->downstream_supports_d3d11) {
|
|
d3d11_params = gst_buffer_pool_config_get_d3d11_allocation_params (config);
|
|
if (!d3d11_params) {
|
|
d3d11_params = gst_d3d11_allocation_params_new (self->device, &vinfo,
|
|
GST_D3D11_ALLOCATION_FLAG_DEFAULT,
|
|
D3D11_BIND_SHADER_RESOURCE | D3D11_BIND_RENDER_TARGET, 0);
|
|
} else {
|
|
d3d11_params->desc[0].BindFlags |= D3D11_BIND_RENDER_TARGET;
|
|
}
|
|
|
|
gst_buffer_pool_config_set_d3d11_allocation_params (config, d3d11_params);
|
|
gst_d3d11_allocation_params_free (d3d11_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_d3d11_test_src_start (GstBaseSrc * bsrc)
|
|
{
|
|
GstD3D11TestSrc *self = GST_D3D11_TEST_SRC (bsrc);
|
|
|
|
if (!gst_d3d11_ensure_element_data (GST_ELEMENT (bsrc), self->adapter_index,
|
|
&self->device)) {
|
|
GST_ELEMENT_ERROR (self, RESOURCE, OPEN_READ,
|
|
("Failed to prepare device"), (nullptr));
|
|
return FALSE;
|
|
}
|
|
|
|
self->running_time = 0;
|
|
self->reverse = FALSE;
|
|
self->n_frames = 0;
|
|
self->accum_frames = 0;
|
|
self->accum_rtime = 0;
|
|
|
|
gst_video_info_init (&self->info);
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
static gboolean
|
|
gst_d3d11_test_src_stop (GstBaseSrc * bsrc)
|
|
{
|
|
GstD3D11TestSrc *self = GST_D3D11_TEST_SRC (bsrc);
|
|
|
|
gst_d3d11_test_src_clear_resource (self);
|
|
gst_clear_object (&self->device);
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
static gboolean
|
|
gst_d3d11_test_src_src_query (GstBaseSrc * bsrc, GstQuery * query)
|
|
{
|
|
GstD3D11TestSrc *self = GST_D3D11_TEST_SRC (bsrc);
|
|
|
|
switch (GST_QUERY_TYPE (query)) {
|
|
case GST_QUERY_CONTEXT:
|
|
if (gst_d3d11_handle_context_query (GST_ELEMENT_CAST (self), query,
|
|
self->device)) {
|
|
return TRUE;
|
|
}
|
|
break;
|
|
case GST_QUERY_LATENCY:
|
|
GST_OBJECT_LOCK (self);
|
|
if (self->info.fps_n > 0 && self->info.fps_d > 0) {
|
|
GstClockTime latency;
|
|
|
|
latency =
|
|
gst_util_uint64_scale (GST_SECOND, self->info.fps_d,
|
|
self->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 && self->info.fps_n > 0 &&
|
|
self->info.fps_d > 0) {
|
|
gint64 dur;
|
|
dur = gst_util_uint64_scale_int_round (bsrc->num_buffers
|
|
* GST_SECOND, self->info.fps_d, self->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_d3d11_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_d3d11_test_src_draw_pattern (GstD3D11TestSrc * self,
|
|
ID3D11DeviceContext * context, ID3D11RenderTargetView * rtv)
|
|
{
|
|
GstD3D11TestSrcRender *render = self->render;
|
|
HRESULT hr;
|
|
TimeConstBuffer *time_buf;
|
|
D3D11_MAPPED_SUBRESOURCE map;
|
|
UINT offsets = 0;
|
|
|
|
if (render->clear_color) {
|
|
context->ClearRenderTargetView (rtv, render->clear_color->color);
|
|
return TRUE;
|
|
}
|
|
|
|
context->IASetPrimitiveTopology (D3D11_PRIMITIVE_TOPOLOGY_TRIANGLELIST);
|
|
context->RSSetViewports (1, &self->viewport);
|
|
context->OMSetRenderTargets (1, &rtv, nullptr);
|
|
context->OMSetBlendState (nullptr, nullptr, 0xffffffff);
|
|
|
|
for (guint i = 0; i < G_N_ELEMENTS (render->quad); i++) {
|
|
GstD3D11TestSrcQuad *quad = render->quad[i];
|
|
|
|
if (!quad)
|
|
break;
|
|
|
|
if (quad->const_buffer) {
|
|
hr = context->Map (quad->const_buffer, 0, D3D11_MAP_WRITE_DISCARD, 0,
|
|
&map);
|
|
if (!gst_d3d11_result (hr, self->device)) {
|
|
GST_ERROR_OBJECT (self, "Failed to map constant buffer");
|
|
return FALSE;
|
|
}
|
|
|
|
time_buf = (TimeConstBuffer *) map.pData;
|
|
time_buf->time = (FLOAT) ((FLOAT) (self->running_time + 1) / GST_SECOND);
|
|
context->Unmap (quad->const_buffer, 0);
|
|
|
|
context->PSSetConstantBuffers (0, 1, &quad->const_buffer);
|
|
} else {
|
|
context->PSSetConstantBuffers (0, 0, nullptr);
|
|
}
|
|
|
|
context->IASetInputLayout (quad->layout);
|
|
context->IASetVertexBuffers (0, 1, &quad->vertex_buffer,
|
|
&quad->vertex_stride, &offsets);
|
|
context->IASetIndexBuffer (quad->index_buffer, DXGI_FORMAT_R16_UINT, 0);
|
|
|
|
context->VSSetShader (quad->vs, nullptr, 0);
|
|
context->PSSetShader (quad->ps, nullptr, 0);
|
|
|
|
context->DrawIndexed (quad->index_count, 0, 0);
|
|
}
|
|
|
|
context->OMSetRenderTargets (0, nullptr, nullptr);
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
static GstFlowReturn
|
|
gst_d3d11_test_src_create (GstBaseSrc * bsrc, guint64 offset,
|
|
guint size, GstBuffer ** buf)
|
|
{
|
|
GstD3D11TestSrc *self = GST_D3D11_TEST_SRC (bsrc);
|
|
GstBuffer *buffer = nullptr;
|
|
GstBuffer *render_buffer = nullptr;
|
|
GstBuffer *convert_buffer = nullptr;
|
|
GstFlowReturn ret = GST_FLOW_ERROR;
|
|
GstClockTime pts;
|
|
GstClockTime next_time;
|
|
GstMapInfo render_info;
|
|
ID3D11DeviceContext *context_handle =
|
|
gst_d3d11_device_get_device_context_handle (self->device);
|
|
GstMemory *mem;
|
|
GstD3D11Memory *dmem;
|
|
ID3D11RenderTargetView *pattern_rtv;
|
|
gboolean convert_ret;
|
|
GstD3D11DeviceLockGuard lk (self->device);
|
|
|
|
ret = GST_BASE_SRC_CLASS (parent_class)->alloc (bsrc, offset, size, &buffer);
|
|
if (ret != GST_FLOW_OK)
|
|
return ret;
|
|
|
|
ret =
|
|
gst_buffer_pool_acquire_buffer (self->render_pool, &render_buffer,
|
|
nullptr);
|
|
if (ret != GST_FLOW_OK)
|
|
goto error;
|
|
|
|
if (self->downstream_supports_d3d11) {
|
|
convert_buffer = buffer;
|
|
} else {
|
|
ret = gst_buffer_pool_acquire_buffer (self->convert_pool,
|
|
&convert_buffer, nullptr);
|
|
if (ret != GST_FLOW_OK)
|
|
goto error;
|
|
}
|
|
|
|
mem = gst_buffer_peek_memory (render_buffer, 0);
|
|
|
|
if (!gst_memory_map (mem, &render_info,
|
|
(GstMapFlags) (GST_MAP_WRITE | GST_MAP_D3D11))) {
|
|
GST_ERROR_OBJECT (self, "Failed to map render buffer");
|
|
goto error;
|
|
}
|
|
|
|
dmem = GST_D3D11_MEMORY_CAST (mem);
|
|
pattern_rtv = gst_d3d11_memory_get_render_target_view (dmem, 0);
|
|
if (!pattern_rtv) {
|
|
GST_ERROR_OBJECT (self, "RTV is not available");
|
|
gst_memory_unmap (mem, &render_info);
|
|
goto error;
|
|
}
|
|
|
|
gst_d3d11_test_src_draw_pattern (self, context_handle, pattern_rtv);
|
|
gst_memory_unmap (mem, &render_info);
|
|
convert_ret = gst_d3d11_converter_convert_buffer_unlocked (self->converter,
|
|
render_buffer, convert_buffer);
|
|
|
|
if (!convert_ret) {
|
|
GST_ERROR_OBJECT (self, "Failed to convert buffer");
|
|
goto error;
|
|
}
|
|
|
|
if (self->downstream_supports_d3d11) {
|
|
convert_buffer = nullptr;
|
|
} else {
|
|
gst_d3d11_buffer_copy_into (buffer, convert_buffer, &self->info);
|
|
gst_clear_buffer (&convert_buffer);
|
|
}
|
|
|
|
gst_clear_buffer (&render_buffer);
|
|
|
|
pts = self->accum_rtime + self->running_time;
|
|
|
|
GST_BUFFER_PTS (buffer) = pts;
|
|
GST_BUFFER_DTS (buffer) = GST_CLOCK_TIME_NONE;
|
|
GST_BUFFER_OFFSET (buffer) = self->accum_frames + self->n_frames;
|
|
if (self->reverse) {
|
|
self->n_frames--;
|
|
} else {
|
|
self->n_frames++;
|
|
}
|
|
GST_BUFFER_OFFSET_END (buffer) = GST_BUFFER_OFFSET (buffer) + 1;
|
|
|
|
next_time = gst_util_uint64_scale (self->n_frames,
|
|
self->info.fps_d * GST_SECOND, self->info.fps_n);
|
|
if (self->reverse) {
|
|
/* We already decremented to next frame */
|
|
GstClockTime prev_pts = gst_util_uint64_scale (self->n_frames + 2,
|
|
self->info.fps_d * GST_SECOND, self->info.fps_n);
|
|
|
|
GST_BUFFER_DURATION (buffer) = prev_pts - GST_BUFFER_PTS (buffer);
|
|
} else {
|
|
GST_BUFFER_DURATION (buffer) = next_time - self->running_time;
|
|
}
|
|
|
|
self->running_time = next_time;
|
|
*buf = buffer;
|
|
|
|
return GST_FLOW_OK;
|
|
|
|
error:
|
|
gst_clear_buffer (&buffer);
|
|
gst_clear_buffer (&render_buffer);
|
|
if (!self->downstream_supports_d3d11)
|
|
gst_clear_buffer (&convert_buffer);
|
|
|
|
return ret;
|
|
}
|