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d3d12swapchainsink: Add max-mip-level property

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Add support for automatic mipmap generation depending on viewport size

Part-of: <https://gitlab.freedesktop.org/gstreamer/gstreamer/-/merge_requests/8290>
This commit is contained in:
Seungha Yang 2025-01-12 23:37:58 +09:00
parent 11d4b59b73
commit caf6f36276
1 changed files with 28 additions and 2 deletions
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30
subprojects/gst-plugins-bad/sys/d3d12/gstd3d12swapchainsink.cpp
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@ -62,6 +62,7 @@ enum
PROP_SATURATION,
PROP_BRIGHTNESS,
PROP_CONTRAST,
PROP_MAX_MIP_LEVELS,
};
#define DEFAULT_ADAPTER -1
@ -75,6 +76,7 @@ enum
#define DEFAULT_SATURATION 1.0
#define DEFAULT_BRIGHTNESS 0.0
#define DEFAULT_CONTRAST 1.0
#define DEFAULT_MAX_MIP_LEVELS 1
#define BACK_BUFFER_COUNT 2
@ -236,6 +238,7 @@ struct GstD3D12SwapChainSinkPrivate
gdouble saturation = DEFAULT_SATURATION;
gdouble brightness = DEFAULT_BRIGHTNESS;
gdouble contrast = DEFAULT_CONTRAST;
guint mip_levels = DEFAULT_MAX_MIP_LEVELS;
};
/* *INDENT-ON* */
@ -367,6 +370,18 @@ gst_d3d12_swapchain_sink_class_init (GstD3D12SwapChainSinkClass * klass)
(GParamFlags) (GST_PARAM_CONTROLLABLE |
G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS)));
/**
* GstD3D12SwapChainSink:max-mip-levels:
*
* Since: 1.26
*/
g_object_class_install_property (object_class, PROP_MAX_MIP_LEVELS,
g_param_spec_uint ("max-mip-levels", "Max Mip Levels",
"Maximum mip levels of shader resource to create "
"if viewport size is smaller than shader resource "
"(0 = maximum level)", 0, G_MAXUINT16, DEFAULT_MAX_MIP_LEVELS,
(GParamFlags) (G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS)));
d3d12_swapchain_sink_signals[SIGNAL_RESIZE] =
g_signal_new_class_handler ("resize", G_TYPE_FROM_CLASS (klass),
(GSignalFlags) (G_SIGNAL_RUN_LAST | G_SIGNAL_ACTION),
@ -512,6 +527,11 @@ gst_d3d12_swapchain_sink_set_property (GObject * object, guint prop_id,
gst_d3d12_swapchain_sink_update_color_balance (self,
"CONTRAST", &priv->contrast, g_value_get_double (value));
break;
case PROP_MAX_MIP_LEVELS:
priv->mip_levels = g_value_get_uint (value);
if (priv->conv)
g_object_set (priv->conv, "max-mip-levels", priv->mip_levels, nullptr);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;
@ -707,6 +727,9 @@ gst_d3d12_swapchain_sink_get_property (GObject * object, guint prop_id,
case PROP_CONTRAST:
g_value_set_double (value, priv->contrast);
break;
case PROP_MAX_MIP_LEVELS:
g_value_set_uint (value, priv->mip_levels);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;
@ -876,7 +899,8 @@ gst_d3d12_swapchain_sink_render (GstD3D12SwapChainSink * self)
"dest-y", priv->viewport.y, "dest-width", priv->viewport.w,
"dest-height", priv->viewport.h, "hue", priv->hue,
"saturation", priv->saturation, "brightness", priv->brightness,
"contrast", priv->contrast, nullptr);
"contrast", priv->contrast, "max-mip-levels", priv->mip_levels,
nullptr);
gst_d3d12_overlay_compositor_update_viewport (priv->comp, &priv->viewport);
priv->first_present = false;
@ -1090,7 +1114,9 @@ gst_d3d12_swapchain_sink_set_buffer (GstD3D12SwapChainSink * self,
sample_desc.Quality,
GST_D3D12_CONVERTER_OPT_COLOR_BALANCE,
GST_TYPE_D3D12_CONVERTER_COLOR_BALANCE,
GST_D3D12_CONVERTER_COLOR_BALANCE_ENABLED, nullptr);
GST_D3D12_CONVERTER_COLOR_BALANCE_ENABLED,
GST_D3D12_CONVERTER_OPT_MIP_GEN, GST_TYPE_D3D12_CONVERTER_MIP_GEN,
GST_D3D12_CONVERTER_MIP_GEN_ENABLED, nullptr);
priv->conv = gst_d3d12_converter_new (self->device, nullptr, &priv->info,
&priv->display_info, nullptr, nullptr,