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gstreamer/sys/d3d11/gstd3d11window.cpp
Seungha Yang a4fbb49ef3 d3d11window: Fix processor output view resource leak 
Because this object holds reference to native d3d11 device handle internally,
related native d3d11 objects would be leaked as well.

Part-of: <https://gitlab.freedesktop.org/gstreamer/gst-plugins-bad/-/merge_requests/1243>
2020-05-05 20:49:32 +09:00

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/*
* GStreamer
* Copyright (C) 2019 Seungha Yang <seungha.yang@navercorp.com>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public
* License along with this library; if not, write to the
* Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
* Boston, MA 02110-1301, USA.
*/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include "gstd3d11window.h"
#include "gstd3d11device.h"
#include "gstd3d11memory.h"
#include "gstd3d11utils.h"
#if GST_D3D11_WINAPI_ONLY_APP
/* workaround for GetCurrentTime collision */
#ifdef GetCurrentTime
#undef GetCurrentTime
#endif
#include <windows.ui.xaml.h>
#include <windows.applicationmodel.core.h>
#include <wrl.h>
#include <wrl/wrappers/corewrappers.h>
using namespace Microsoft::WRL;
#endif
extern "C" {
GST_DEBUG_CATEGORY_EXTERN (gst_d3d11_window_debug);
#define GST_CAT_DEFAULT gst_d3d11_window_debug
}
enum
{
PROP_0,
PROP_D3D11_DEVICE,
PROP_FORCE_ASPECT_RATIO,
PROP_ENABLE_NAVIGATION_EVENTS,
PROP_FULLSCREEN_TOGGLE_MODE,
PROP_FULLSCREEN,
PROP_WINDOW_HANDLE,
};
#define DEFAULT_ENABLE_NAVIGATION_EVENTS TRUE
#define DEFAULT_FORCE_ASPECT_RATIO TRUE
#define DEFAULT_FULLSCREEN_TOGGLE_MODE GST_D3D11_WINDOW_FULLSCREEN_TOGGLE_MODE_NONE
#define DEFAULT_FULLSCREEN FALSE
enum
{
SIGNAL_KEY_EVENT,
SIGNAL_MOUSE_EVENT,
SIGNAL_LAST
};
static guint d3d11_window_signals[SIGNAL_LAST] = { 0, };
GType
gst_d3d11_window_fullscreen_toggle_mode_type (void)
{
static volatile gsize mode_type = 0;
if (g_once_init_enter (&mode_type)) {
static const GFlagsValue mode_types[] = {
{GST_D3D11_WINDOW_FULLSCREEN_TOGGLE_MODE_NONE,
"GST_D3D11_WINDOW_FULLSCREEN_TOGGLE_MODE_NONE", "none"},
{GST_D3D11_WINDOW_FULLSCREEN_TOGGLE_MODE_ALT_ENTER,
"GST_D3D11_WINDOW_FULLSCREEN_TOGGLE_MODE_ALT_ENTER", "alt-enter"},
{GST_D3D11_WINDOW_FULLSCREEN_TOGGLE_MODE_PROPERTY,
"GST_D3D11_WINDOW_FULLSCREEN_TOGGLE_MODE_PROPERTY", "property"},
{0, NULL, NULL},
};
GType tmp = g_flags_register_static ("GstD3D11WindowFullscreenToggleMode",
mode_types);
g_once_init_leave (&mode_type, tmp);
}
return (GType) mode_type;
}
#define gst_d3d11_window_parent_class parent_class
G_DEFINE_ABSTRACT_TYPE (GstD3D11Window, gst_d3d11_window, GST_TYPE_OBJECT);
static void gst_d3d11_window_set_property (GObject * object, guint prop_id,
const GValue * value, GParamSpec * pspec);
static void gst_d3d11_window_get_property (GObject * object, guint prop_id,
GValue * value, GParamSpec * pspec);
static void gst_d3d11_window_dispose (GObject * object);
static GstFlowReturn gst_d3d111_window_present (GstD3D11Window * self,
GstBuffer * buffer);
static void gst_d3d11_window_on_resize_default (GstD3D11Window * window,
guint width, guint height);
static void
gst_d3d11_window_class_init (GstD3D11WindowClass * klass)
{
GObjectClass *gobject_class = G_OBJECT_CLASS (klass);
gobject_class->set_property = gst_d3d11_window_set_property;
gobject_class->get_property = gst_d3d11_window_get_property;
gobject_class->dispose = gst_d3d11_window_dispose;
klass->on_resize = GST_DEBUG_FUNCPTR (gst_d3d11_window_on_resize_default);
g_object_class_install_property (gobject_class, PROP_D3D11_DEVICE,
g_param_spec_object ("d3d11device", "D3D11 Device",
"GstD3D11Device object for creating swapchain",
GST_TYPE_D3D11_DEVICE,
(GParamFlags) (G_PARAM_WRITABLE | G_PARAM_CONSTRUCT_ONLY |
G_PARAM_STATIC_STRINGS)));
g_object_class_install_property (gobject_class, PROP_FORCE_ASPECT_RATIO,
g_param_spec_boolean ("force-aspect-ratio",
"Force aspect ratio",
"When enabled, scaling will respect original aspect ratio",
DEFAULT_FORCE_ASPECT_RATIO,
(GParamFlags) (G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS)));
g_object_class_install_property (gobject_class, PROP_ENABLE_NAVIGATION_EVENTS,
g_param_spec_boolean ("enable-navigation-events",
"Enable navigation events",
"When enabled, signals for navigation events are emitted",
DEFAULT_ENABLE_NAVIGATION_EVENTS,
(GParamFlags) (G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS)));
g_object_class_install_property (gobject_class, PROP_FULLSCREEN_TOGGLE_MODE,
g_param_spec_flags ("fullscreen-toggle-mode",
"Full screen toggle mode",
"Full screen toggle mode used to trigger fullscreen mode change",
GST_D3D11_WINDOW_TOGGLE_MODE_GET_TYPE, DEFAULT_FULLSCREEN_TOGGLE_MODE,
(GParamFlags) (G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS)));
g_object_class_install_property (gobject_class, PROP_FULLSCREEN,
g_param_spec_boolean ("fullscreen",
"fullscreen",
"Ignored when \"fullscreen-toggle-mode\" does not include \"property\"",
DEFAULT_FULLSCREEN,
(GParamFlags) (G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS)));
g_object_class_install_property (gobject_class, PROP_WINDOW_HANDLE,
g_param_spec_pointer ("window-handle",
"Window Handle", "External Window Handle",
(GParamFlags) (G_PARAM_WRITABLE | G_PARAM_CONSTRUCT_ONLY |
G_PARAM_STATIC_STRINGS)));
d3d11_window_signals[SIGNAL_KEY_EVENT] =
g_signal_new ("key-event", G_TYPE_FROM_CLASS (klass),
G_SIGNAL_RUN_LAST, 0, NULL, NULL, NULL,
G_TYPE_NONE, 2, G_TYPE_STRING, G_TYPE_STRING);
d3d11_window_signals[SIGNAL_MOUSE_EVENT] =
g_signal_new ("mouse-event", G_TYPE_FROM_CLASS (klass),
G_SIGNAL_RUN_LAST, 0, NULL, NULL, NULL,
G_TYPE_NONE, 4, G_TYPE_STRING, G_TYPE_INT, G_TYPE_DOUBLE, G_TYPE_DOUBLE);
}
static void
gst_d3d11_window_init (GstD3D11Window * self)
{
self->force_aspect_ratio = DEFAULT_FORCE_ASPECT_RATIO;
self->enable_navigation_events = DEFAULT_ENABLE_NAVIGATION_EVENTS;
self->fullscreen_toggle_mode = GST_D3D11_WINDOW_FULLSCREEN_TOGGLE_MODE_NONE;
self->fullscreen = DEFAULT_FULLSCREEN;
}
static void
gst_d3d11_window_set_property (GObject * object, guint prop_id,
const GValue * value, GParamSpec * pspec)
{
GstD3D11Window *self = GST_D3D11_WINDOW (object);
GstD3D11WindowClass *klass = GST_D3D11_WINDOW_GET_CLASS (object);
switch (prop_id) {
case PROP_D3D11_DEVICE:
self->device = (GstD3D11Device *) g_value_dup_object (value);
break;
case PROP_FORCE_ASPECT_RATIO:
{
self->force_aspect_ratio = g_value_get_boolean (value);
if (self->swap_chain)
klass->update_swap_chain (self);
break;
}
case PROP_ENABLE_NAVIGATION_EVENTS:
self->enable_navigation_events = g_value_get_boolean (value);
break;
case PROP_FULLSCREEN_TOGGLE_MODE:
self->fullscreen_toggle_mode =
(GstD3D11WindowFullscreenToggleMode) g_value_get_flags (value);
break;
case PROP_FULLSCREEN:
{
self->requested_fullscreen = g_value_get_boolean (value);
if (self->swap_chain)
klass->change_fullscreen_mode (self);
break;
}
case PROP_WINDOW_HANDLE:
self->external_handle = (guintptr) g_value_get_pointer (value);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;
}
}
static void
gst_d3d11_window_get_property (GObject * object, guint prop_id,
GValue * value, GParamSpec * pspec)
{
GstD3D11Window *self = GST_D3D11_WINDOW (object);
switch (prop_id) {
case PROP_ENABLE_NAVIGATION_EVENTS:
g_value_set_boolean (value, self->enable_navigation_events);
break;
case PROP_FORCE_ASPECT_RATIO:
g_value_set_boolean (value, self->force_aspect_ratio);
break;
case PROP_FULLSCREEN_TOGGLE_MODE:
g_value_set_flags (value, self->fullscreen_toggle_mode);
break;
case PROP_FULLSCREEN:
g_value_set_boolean (value, self->fullscreen);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;
}
}
static void
gst_d3d11_window_release_resources (GstD3D11Device * device,
GstD3D11Window * window)
{
if (window->rtv) {
window->rtv->Release ();
window->rtv = NULL;
}
if (window->pov) {
window->pov->Release ();
window->pov = NULL;
}
if (window->swap_chain) {
window->swap_chain->Release ();
window->swap_chain = NULL;
}
}
static void
gst_d3d11_window_dispose (GObject * object)
{
GstD3D11Window *self = GST_D3D11_WINDOW (object);
if (self->device) {
gst_d3d11_window_release_resources (self->device, self);
}
g_clear_pointer (&self->processor, gst_d3d11_video_processor_free);
g_clear_pointer (&self->converter, gst_d3d11_color_converter_free);
g_clear_pointer (&self->compositor, gst_d3d11_overlay_compositor_free);
gst_clear_buffer (&self->cached_buffer);
gst_clear_object (&self->device);
G_OBJECT_CLASS (parent_class)->dispose (object);
}
static void
gst_d3d11_window_on_resize_default (GstD3D11Window * window, guint width,
guint height)
{
HRESULT hr;
ID3D11Device *device_handle;
D3D11_TEXTURE2D_DESC desc;
DXGI_SWAP_CHAIN_DESC swap_desc;
ID3D11Texture2D *backbuffer = NULL;
GstVideoRectangle src_rect, dst_rect, rst_rect;
IDXGISwapChain *swap_chain;
gst_d3d11_device_lock (window->device);
if (!window->swap_chain)
goto done;
device_handle = gst_d3d11_device_get_device_handle (window->device);
swap_chain = window->swap_chain;
if (window->rtv) {
window->rtv->Release ();
window->rtv = NULL;
}
if (window->pov) {
window->pov->Release ();
window->pov = NULL;
}
swap_chain->GetDesc (&swap_desc);
hr = swap_chain->ResizeBuffers (0, width, height, window->dxgi_format,
swap_desc.Flags);
if (!gst_d3d11_result (hr, window->device)) {
GST_ERROR_OBJECT (window, "Couldn't resize buffers, hr: 0x%x", (guint) hr);
goto done;
}
hr = swap_chain->GetBuffer (0, IID_ID3D11Texture2D, (void **) &backbuffer);
if (!gst_d3d11_result (hr, window->device)) {
GST_ERROR_OBJECT (window,
"Cannot get backbuffer from swapchain, hr: 0x%x", (guint) hr);
goto done;
}
backbuffer->GetDesc (&desc);
window->surface_width = desc.Width;
window->surface_height = desc.Height;
{
dst_rect.x = 0;
dst_rect.y = 0;
dst_rect.w = window->surface_width;
dst_rect.h = window->surface_height;
if (window->force_aspect_ratio) {
src_rect.x = 0;
src_rect.y = 0;
src_rect.w = GST_VIDEO_INFO_WIDTH (&window->render_info);
src_rect.h = GST_VIDEO_INFO_HEIGHT (&window->render_info);
gst_video_sink_center_rect (src_rect, dst_rect, &rst_rect, TRUE);
} else {
rst_rect = dst_rect;
}
}
window->render_rect.left = rst_rect.x;
window->render_rect.top = rst_rect.y;
window->render_rect.right = rst_rect.x + rst_rect.w;
window->render_rect.bottom = rst_rect.y + rst_rect.h;
GST_LOG_OBJECT (window,
"New client area %dx%d, render rect x: %d, y: %d, %dx%d",
desc.Width, desc.Height, rst_rect.x, rst_rect.y, rst_rect.w, rst_rect.h);
hr = device_handle->CreateRenderTargetView ((ID3D11Resource *) backbuffer,
NULL, &window->rtv);
if (!gst_d3d11_result (hr, window->device)) {
GST_ERROR_OBJECT (window, "Cannot create render target view, hr: 0x%x",
(guint) hr);
goto done;
}
if (window->processor) {
D3D11_VIDEO_PROCESSOR_OUTPUT_VIEW_DESC pov_desc;
pov_desc.ViewDimension = D3D11_VPOV_DIMENSION_TEXTURE2D;
pov_desc.Texture2D.MipSlice = 0;
if (!gst_d3d11_video_processor_create_output_view (window->processor,
&pov_desc, (ID3D11Resource *) backbuffer, &window->pov))
goto done;
}
window->first_present = TRUE;
/* redraw the last scene if cached buffer exits */
gst_d3d111_window_present (window, NULL);
done:
if (backbuffer)
backbuffer->Release ();
gst_d3d11_device_unlock (window->device);
}
void
gst_d3d11_window_on_key_event (GstD3D11Window * window, const gchar * event,
const gchar * key)
{
g_return_if_fail (GST_IS_D3D11_WINDOW (window));
if (!window->enable_navigation_events)
return;
g_signal_emit (window, d3d11_window_signals[SIGNAL_KEY_EVENT], 0, event, key);
}
void
gst_d3d11_window_on_mouse_event (GstD3D11Window * window, const gchar * event,
gint button, gdouble x, gdouble y)
{
g_return_if_fail (GST_IS_D3D11_WINDOW (window));
if (!window->enable_navigation_events)
return;
g_signal_emit (window, d3d11_window_signals[SIGNAL_MOUSE_EVENT], 0,
event, button, x, y);
}
typedef struct
{
DXGI_FORMAT dxgi_format;
GstVideoFormat gst_format;
gboolean supported;
} GstD3D11WindowDisplayFormat;
gboolean
gst_d3d11_window_prepare (GstD3D11Window * window, guint display_width,
guint display_height, GstCaps * caps, gboolean * video_processor_available,
GError ** error)
{
GstD3D11WindowClass *klass;
guint swapchain_flags = 0;
ID3D11Device *device_handle;
guint i;
guint num_supported_format = 0;
HRESULT hr;
UINT display_flags =
D3D11_FORMAT_SUPPORT_TEXTURE2D | D3D11_FORMAT_SUPPORT_DISPLAY;
UINT supported_flags = 0;
GstD3D11WindowDisplayFormat formats[] = {
{ DXGI_FORMAT_R8G8B8A8_UNORM, GST_VIDEO_FORMAT_RGBA, FALSE },
{ DXGI_FORMAT_B8G8R8A8_UNORM, GST_VIDEO_FORMAT_BGRA, FALSE },
{ DXGI_FORMAT_R10G10B10A2_UNORM, GST_VIDEO_FORMAT_RGB10A2_LE, FALSE },
};
const GstD3D11WindowDisplayFormat *chosen_format = NULL;
const GstDxgiColorSpace * chosen_colorspace = NULL;
#if (DXGI_HEADER_VERSION >= 4)
gboolean have_hdr10 = FALSE;
DXGI_COLOR_SPACE_TYPE native_colorspace_type =
DXGI_COLOR_SPACE_RGB_FULL_G22_NONE_P709;
#endif
#if (DXGI_HEADER_VERSION >= 5)
DXGI_HDR_METADATA_HDR10 hdr10_metadata = { 0, };
#endif
g_return_val_if_fail (GST_IS_D3D11_WINDOW (window), FALSE);
GST_DEBUG_OBJECT (window, "Prepare window, display resolution %dx%d, caps %"
GST_PTR_FORMAT, display_width, display_height, caps);
/* Step 1: Clear old resources and objects */
gst_clear_buffer (&window->cached_buffer);
g_clear_pointer (&window->processor, gst_d3d11_video_processor_free);
g_clear_pointer (&window->converter, gst_d3d11_color_converter_free);
g_clear_pointer (&window->compositor, gst_d3d11_overlay_compositor_free);
/* Step 2: Decide display color format
* If upstream format is 10bits, try DXGI_FORMAT_R10G10B10A2_UNORM first
* Otherwise, use DXGI_FORMAT_B8G8R8A8_UNORM or DXGI_FORMAT_B8G8R8A8_UNORM
*/
gst_video_info_from_caps (&window->info, caps);
device_handle = gst_d3d11_device_get_device_handle (window->device);
for (i = 0; i < G_N_ELEMENTS (formats); i++) {
hr = device_handle->CheckFormatSupport (formats[i].dxgi_format,
&supported_flags);
if (SUCCEEDED (hr) && (supported_flags & display_flags) == display_flags) {
GST_DEBUG_OBJECT (window, "Device supports format %s (DXGI_FORMAT %d)",
gst_video_format_to_string (formats[i].gst_format),
formats[i].dxgi_format);
formats[i].supported = TRUE;
num_supported_format++;
}
}
if (num_supported_format == 0) {
GST_ERROR_OBJECT (window, "Cannot determine render format");
g_set_error (error, GST_RESOURCE_ERROR, GST_RESOURCE_ERROR_FAILED,
"Cannot determine render format");
return FALSE;
}
for (i = 0; i < GST_VIDEO_INFO_N_COMPONENTS (&window->info); i++) {
if (GST_VIDEO_INFO_COMP_DEPTH (&window->info, i) > 8) {
if (formats[2].supported) {
chosen_format = &formats[2];
}
break;
}
}
if (!chosen_format) {
/* prefer native format over conversion */
for (i = 0; i < 2; i++) {
if (formats[i].supported &&
formats[i].gst_format == GST_VIDEO_INFO_FORMAT (&window->info)) {
chosen_format = &formats[i];
break;
}
}
/* choose any color space then */
if (!chosen_format) {
for (i = 0; i < G_N_ELEMENTS (formats); i++) {
if (formats[i].supported) {
chosen_format = &formats[i];
break;
}
}
}
}
g_assert (chosen_format != NULL);
GST_DEBUG_OBJECT (window, "chosen rendero format %s (DXGI_FORMAT %d)",
gst_video_format_to_string (chosen_format->gst_format),
chosen_format->dxgi_format);
/* Step 3: Create swapchain
* (or reuse old swapchain if the format is not changed) */
window->allow_tearing = FALSE;
g_object_get (window->device, "allow-tearing", &window->allow_tearing, NULL);
if (window->allow_tearing) {
GST_DEBUG_OBJECT (window, "device support tearning");
swapchain_flags |= DXGI_SWAP_CHAIN_FLAG_ALLOW_TEARING;
}
gst_d3d11_device_lock (window->device);
window->dxgi_format = chosen_format->dxgi_format;
klass = GST_D3D11_WINDOW_GET_CLASS (window);
if (!window->swap_chain &&
!klass->create_swap_chain (window, window->dxgi_format,
display_width, display_height, swapchain_flags, &window->swap_chain)) {
GST_ERROR_OBJECT (window, "Cannot create swapchain");
g_set_error (error, GST_RESOURCE_ERROR, GST_RESOURCE_ERROR_FAILED,
"Cannot create swapchain");
gst_d3d11_device_unlock (window->device);
return FALSE;
}
gst_d3d11_device_unlock (window->device);
/* this rect struct will be used to calculate render area */
window->render_rect.left = 0;
window->render_rect.top = 0;
window->render_rect.right = display_width;
window->render_rect.bottom = display_height;
window->input_rect.left = 0;
window->input_rect.top = 0;
window->input_rect.right = GST_VIDEO_INFO_WIDTH (&window->info);
window->input_rect.bottom = GST_VIDEO_INFO_HEIGHT (&window->info);
/* Step 4: Decide render color space and set it on converter/processor */
/* check HDR10 metadata. If HDR APIs are available, BT2020 primaries colorspcae
* will be used.
*
* FIXME: need to query h/w level support. If that's not the case, tone-mapping
* should be placed somewhere.
*
* FIXME: Non-HDR colorspace with BT2020 primaries will break rendering.
* https://gitlab.freedesktop.org/gstreamer/gst-plugins-bad/issues/1175
* To workaround it, BT709 colorspace will be chosen for non-HDR case.
*/
#if (DXGI_HEADER_VERSION >= 5)
{
GstVideoMasteringDisplayInfo minfo;
GstVideoContentLightLevel cll;
if (gst_video_mastering_display_info_from_caps (&minfo, caps) &&
gst_video_content_light_level_from_caps (&cll, caps)) {
IDXGISwapChain4 *swapchain4 = NULL;
HRESULT hr;
hr = window->swap_chain->QueryInterface (IID_IDXGISwapChain4,
(void **) &swapchain4);
if (gst_d3d11_result (hr, window->device)) {
GST_DEBUG_OBJECT (window, "Have HDR metadata, set to DXGI swapchain");
gst_d3d11_hdr_meta_data_to_dxgi (&minfo, &cll, &hdr10_metadata);
hr = swapchain4->SetHDRMetaData (DXGI_HDR_METADATA_TYPE_HDR10,
sizeof (DXGI_HDR_METADATA_HDR10), &hdr10_metadata);
if (!gst_d3d11_result (hr, window->device)) {
GST_WARNING_OBJECT (window, "Couldn't set HDR metadata, hr 0x%x",
(guint) hr);
} else {
have_hdr10 = TRUE;
}
swapchain4->Release ();
}
}
}
#endif
/* Step 5: Choose display color space */
gst_video_info_set_format (&window->render_info,
chosen_format->gst_format, display_width, display_height);
/* preserve upstream colorimetry */
window->render_info.colorimetry.primaries =
window->info.colorimetry.primaries;
window->render_info.colorimetry.transfer = window->info.colorimetry.transfer;
window->render_info.colorimetry.range = window->info.colorimetry.range;
#if (DXGI_HEADER_VERSION >= 4)
{
IDXGISwapChain3 *swapchain3 = NULL;
HRESULT hr;
hr = window->swap_chain->QueryInterface (IID_IDXGISwapChain3,
(void **) &swapchain3);
if (gst_d3d11_result (hr, window->device)) {
chosen_colorspace = gst_d3d11_find_swap_chain_color_space (&window->render_info,
swapchain3, have_hdr10);
if (chosen_colorspace) {
native_colorspace_type =
(DXGI_COLOR_SPACE_TYPE) chosen_colorspace->dxgi_color_space_type;
hr = swapchain3->SetColorSpace1 (native_colorspace_type);
if (!gst_d3d11_result (hr, window->device)) {
GST_WARNING_OBJECT (window, "Failed to set colorspace %d, hr: 0x%x",
native_colorspace_type, (guint) hr);
chosen_colorspace = NULL;
native_colorspace_type = DXGI_COLOR_SPACE_RGB_FULL_G22_NONE_P709;
} else {
GST_DEBUG_OBJECT (window,
"Set colorspace %d", native_colorspace_type);
/* update with selected display color space */
window->render_info.colorimetry.primaries =
chosen_colorspace->primaries;
window->render_info.colorimetry.transfer =
chosen_colorspace->transfer;
window->render_info.colorimetry.range =
chosen_colorspace->range;
window->render_info.colorimetry.matrix =
chosen_colorspace->matrix;
}
}
swapchain3->Release ();
}
}
#endif
/* otherwise, use most common DXGI_COLOR_SPACE_RGB_FULL_G22_NONE_P709
* color space */
if (!chosen_colorspace) {
GST_DEBUG_OBJECT (window, "No selected render color space, use BT709");
window->render_info.colorimetry.primaries = GST_VIDEO_COLOR_PRIMARIES_BT709;
window->render_info.colorimetry.transfer = GST_VIDEO_TRANSFER_BT709;
window->render_info.colorimetry.range = GST_VIDEO_COLOR_RANGE_0_255;
}
window->processor =
gst_d3d11_video_processor_new (window->device,
GST_VIDEO_INFO_WIDTH (&window->info),
GST_VIDEO_INFO_HEIGHT (&window->info),
display_width, display_height);
if (window->processor) {
const GstD3D11Format *in_format;
const GstD3D11Format *out_format;
gboolean input_support = FALSE;
gboolean out_support = FALSE;
in_format = gst_d3d11_device_format_from_gst (window->device,
GST_VIDEO_INFO_FORMAT (&window->info));
out_format = gst_d3d11_device_format_from_gst (window->device,
GST_VIDEO_INFO_FORMAT (&window->render_info));
if (gst_d3d11_video_processor_supports_input_format (window->processor,
in_format->dxgi_format)) {
input_support = TRUE;
} else {
GST_DEBUG_OBJECT (window,
"IVideoProcessor cannot support input dxgi format %d",
in_format->dxgi_format);
}
if (gst_d3d11_video_processor_supports_output_format (window->processor,
out_format->dxgi_format)) {
out_support = TRUE;
} else {
GST_DEBUG_OBJECT (window,
"IVideoProcessor cannot support output dxgi format %d",
out_format->dxgi_format);
}
if (!input_support || !out_support) {
gst_d3d11_video_processor_free (window->processor);
window->processor = NULL;
} else {
gboolean processor_input_configureed = FALSE;
gboolean processor_output_configured = FALSE;
GST_DEBUG_OBJECT (window, "IVideoProcessor interface available");
*video_processor_available = TRUE;
#if (DXGI_HEADER_VERSION >= 5)
if (have_hdr10) {
GST_DEBUG_OBJECT (window, "Set HDR metadata on video processor");
gst_d3d11_video_processor_set_input_hdr10_metadata (window->processor,
&hdr10_metadata);
gst_d3d11_video_processor_set_output_hdr10_metadata (window->processor,
&hdr10_metadata);
}
#endif
#if (DXGI_HEADER_VERSION >= 4)
{
DXGI_COLOR_SPACE_TYPE in_native_cs =
DXGI_COLOR_SPACE_RGB_FULL_G22_NONE_P709;
const GstDxgiColorSpace *in_cs =
gst_d3d11_video_info_to_dxgi_color_space (&window->info);
if (in_cs) {
in_native_cs = (DXGI_COLOR_SPACE_TYPE) in_cs->dxgi_color_space_type;
} else {
GST_WARNING_OBJECT (window,
"Cannot figure out input dxgi color space");
if (GST_VIDEO_INFO_IS_RGB (&window->info)) {
in_native_cs = DXGI_COLOR_SPACE_RGB_FULL_G22_NONE_P709;
} else {
in_native_cs = DXGI_COLOR_SPACE_YCBCR_STUDIO_G22_LEFT_P709;
}
}
GST_DEBUG_OBJECT (window,
"Set color space on video processor, in %d, out %d",
in_native_cs, native_colorspace_type);
processor_input_configureed =
gst_d3d11_video_processor_set_input_dxgi_color_space
(window->processor, in_native_cs);
processor_output_configured =
gst_d3d11_video_processor_set_output_dxgi_color_space
(window->processor, native_colorspace_type);
}
#endif
if (!processor_input_configureed) {
gst_d3d11_video_processor_set_input_color_space (window->processor,
&window->info.colorimetry);
}
if (!processor_output_configured) {
gst_d3d11_video_processor_set_output_color_space (window->processor,
&window->render_info.colorimetry);
}
}
}
/* configure shader even if video processor is available for fallback */
window->converter =
gst_d3d11_color_converter_new (window->device, &window->info,
&window->render_info);
if (!window->converter) {
GST_ERROR_OBJECT (window, "Cannot create converter");
g_set_error (error, GST_RESOURCE_ERROR, GST_RESOURCE_ERROR_FAILED,
"Cannot create converter");
return FALSE;
}
window->compositor =
gst_d3d11_overlay_compositor_new (window->device, &window->render_info);
if (!window->compositor) {
GST_ERROR_OBJECT (window, "Cannot create overlay compositor");
g_set_error (error, GST_RESOURCE_ERROR, GST_RESOURCE_ERROR_FAILED,
"Cannot create overlay compositor");
return FALSE;
}
/* call resize to allocated resources */
klass->on_resize (window, display_width, display_height);
if (window->requested_fullscreen != window->fullscreen) {
klass->change_fullscreen_mode (window);
}
GST_DEBUG_OBJECT (window, "New swap chain 0x%p created", window->swap_chain);
return TRUE;
}
void
gst_d3d11_window_show (GstD3D11Window * window)
{
GstD3D11WindowClass *klass;
g_return_if_fail (GST_IS_D3D11_WINDOW (window));
klass = GST_D3D11_WINDOW_GET_CLASS (window);
if (klass->show)
klass->show (window);
}
void
gst_d3d11_window_set_render_rectangle (GstD3D11Window * window, gint x, gint y,
gint width, gint height)
{
g_return_if_fail (GST_IS_D3D11_WINDOW (window));
/* TODO: resize window and view */
}
static gboolean
gst_d3d11_window_buffer_ensure_processor_input (GstD3D11Window * self,
GstBuffer * buffer, ID3D11VideoProcessorInputView ** in_view)
{
GstD3D11Memory *mem;
ID3D11VideoProcessorInputView *view;
GQuark quark;
if (!self->processor)
return FALSE;
if (gst_buffer_n_memory (buffer) != 1)
return FALSE;
mem = (GstD3D11Memory *) gst_buffer_peek_memory (buffer, 0);
if (!gst_d3d11_video_processor_check_bind_flags_for_input_view
(mem->desc.BindFlags)) {
return FALSE;
}
quark = gst_d3d11_video_processor_input_view_quark ();
view = (ID3D11VideoProcessorInputView *)
gst_mini_object_get_qdata (GST_MINI_OBJECT (mem), quark);
if (!view) {
D3D11_VIDEO_PROCESSOR_INPUT_VIEW_DESC in_desc;
in_desc.FourCC = 0;
in_desc.ViewDimension = D3D11_VPIV_DIMENSION_TEXTURE2D;
in_desc.Texture2D.MipSlice = 0;
in_desc.Texture2D.ArraySlice = mem->subresource_index;
GST_TRACE_OBJECT (self, "Create new processor input view");
if (!gst_d3d11_video_processor_create_input_view (self->processor,
&in_desc, mem->texture, &view)) {
GST_LOG_OBJECT (self, "Failed to create processor input view");
return FALSE;
}
gst_mini_object_set_qdata (GST_MINI_OBJECT (mem), quark, view,
(GDestroyNotify) gst_d3d11_video_processor_input_view_release);
} else {
GST_TRACE_OBJECT (self, "Reuse existing processor input view %p", view);
}
*in_view = view;
return TRUE;
}
static GstFlowReturn
gst_d3d111_window_present (GstD3D11Window * self, GstBuffer * buffer)
{
GstD3D11WindowClass *klass = GST_D3D11_WINDOW_GET_CLASS (self);
GstFlowReturn ret = GST_FLOW_OK;
guint present_flags = 0;
if (buffer) {
gst_buffer_replace (&self->cached_buffer, buffer);
}
if (self->cached_buffer) {
ID3D11ShaderResourceView *srv[GST_VIDEO_MAX_PLANES];
ID3D11VideoProcessorInputView *piv = NULL;
guint i, j, k;
if (!gst_d3d11_window_buffer_ensure_processor_input (self,
self->cached_buffer, &piv)) {
for (i = 0, j = 0; i < gst_buffer_n_memory (self->cached_buffer); i++) {
GstD3D11Memory *mem =
(GstD3D11Memory *) gst_buffer_peek_memory (self->cached_buffer, i);
for (k = 0; k < mem->num_shader_resource_views; k++) {
srv[j] = mem->shader_resource_view[k];
j++;
}
}
}
if (self->first_present) {
gst_d3d11_color_converter_update_rect (self->converter,
&self->render_rect);
gst_d3d11_overlay_compositor_update_rect (self->compositor,
&self->render_rect);
}
if (self->processor && piv && self->pov) {
if (!gst_d3d11_video_processor_render_unlocked (self->processor,
&self->input_rect, piv, &self->render_rect, self->pov)) {
GST_ERROR_OBJECT (self, "Couldn't render to backbuffer using processor");
return GST_FLOW_ERROR;
} else {
GST_TRACE_OBJECT (self, "Rendered using processor");
}
} else {
if (!gst_d3d11_color_converter_convert_unlocked (self->converter,
srv, &self->rtv)) {
GST_ERROR_OBJECT (self, "Couldn't render to backbuffer using converter");
return GST_FLOW_ERROR;
} else {
GST_TRACE_OBJECT (self, "Rendered using converter");
}
}
gst_d3d11_overlay_compositor_upload (self->compositor, self->cached_buffer);
gst_d3d11_overlay_compositor_draw_unlocked (self->compositor, &self->rtv);
#if (DXGI_HEADER_VERSION >= 5)
if (self->allow_tearing && self->fullscreen) {
present_flags |= DXGI_PRESENT_ALLOW_TEARING;
}
#endif
ret = klass->present (self, present_flags);
self->first_present = FALSE;
}
return ret;
}
GstFlowReturn
gst_d3d11_window_render (GstD3D11Window * window, GstBuffer * buffer,
GstVideoRectangle * rect)
{
GstMemory *mem;
GstFlowReturn ret;
g_return_val_if_fail (GST_IS_D3D11_WINDOW (window), GST_FLOW_ERROR);
g_return_val_if_fail (rect != NULL, GST_FLOW_ERROR);
mem = gst_buffer_peek_memory (buffer, 0);
if (!gst_is_d3d11_memory (mem)) {
GST_ERROR_OBJECT (window, "Invalid buffer");
return GST_FLOW_ERROR;
}
gst_d3d11_device_lock (window->device);
ret = gst_d3d111_window_present (window, buffer);
gst_d3d11_device_unlock (window->device);
return ret;
}
gboolean
gst_d3d11_window_unlock (GstD3D11Window * window)
{
GstD3D11WindowClass *klass;
gboolean ret = TRUE;
g_return_val_if_fail (GST_IS_D3D11_WINDOW (window), FALSE);
klass = GST_D3D11_WINDOW_GET_CLASS (window);
if (klass->unlock)
ret = klass->unlock (window);
return ret;
}
gboolean
gst_d3d11_window_unlock_stop (GstD3D11Window * window)
{
GstD3D11WindowClass *klass;
gboolean ret = TRUE;
g_return_val_if_fail (GST_IS_D3D11_WINDOW (window), FALSE);
klass = GST_D3D11_WINDOW_GET_CLASS (window);
if (klass->unlock_stop)
ret = klass->unlock_stop (window);
gst_d3d11_device_lock (window->device);
gst_clear_buffer (&window->cached_buffer);
gst_d3d11_device_unlock (window->device);
return ret;
}
GstD3D11WindowNativeType
gst_d3d11_window_get_native_type_from_handle (guintptr handle)
{
if (!handle)
return GST_D3D11_WINDOW_NATIVE_TYPE_NONE;
#if (!GST_D3D11_WINAPI_ONLY_APP)
if (IsWindow ((HWND) handle))
return GST_D3D11_WINDOW_NATIVE_TYPE_HWND;
#else
{
ComPtr<IInspectable> window = reinterpret_cast<IInspectable*> (handle);
ComPtr<ABI::Windows::UI::Core::ICoreWindow> core_window;
ComPtr<ABI::Windows::UI::Xaml::Controls::ISwapChainPanel> panel;
if (SUCCEEDED (window.As (&core_window)))
return GST_D3D11_WINDOW_NATIVE_TYPE_CORE_WINDOW;
if (SUCCEEDED (window.As (&panel)))
return GST_D3D11_WINDOW_NATIVE_TYPE_SWAP_CHAIN_PANEL;
}
#endif
return GST_D3D11_WINDOW_NATIVE_TYPE_NONE;
}
const gchar *
gst_d3d11_window_get_native_type_to_string (GstD3D11WindowNativeType type)
{
switch (type) {
case GST_D3D11_WINDOW_NATIVE_TYPE_NONE:
return "none";
case GST_D3D11_WINDOW_NATIVE_TYPE_HWND:
return "hwnd";
case GST_D3D11_WINDOW_NATIVE_TYPE_CORE_WINDOW:
return "core-window";
case GST_D3D11_WINDOW_NATIVE_TYPE_SWAP_CHAIN_PANEL:
return "swap-chain-panel";
default:
break;
}
return "none";
}
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