mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer.git
synced 2024-11-14 13:21:28 +00:00
ba6800ce23
Adding DirectWrite text rendering elements * dwriteclockoverlay: Equivalent to clockoverlay * dwritetimeoverlay: Equivalent to timeoverlay * dwritetextoverlay: Similar to textoverlay but subtitle is not supported Newly added elements support system memory and d3d11 memory Part-of: <https://gitlab.freedesktop.org/gstreamer/gstreamer/-/merge_requests/4826>
237 lines
7.8 KiB
C++
237 lines
7.8 KiB
C++
/* GStreamer
|
|
* Copyright (C) 2023 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.
|
|
*/
|
|
|
|
#ifdef HAVE_CONFIG_H
|
|
#include "config.h"
|
|
#endif
|
|
|
|
#include "gstdwrite-enums.h"
|
|
#include "gstdwrite-utils.h"
|
|
|
|
/* XXX: MinGW's header does not define some enum values */
|
|
enum
|
|
{
|
|
GST_DWRITE_TEXT_ALIGNMENT_LEADING,
|
|
GST_DWRITE_TEXT_ALIGNMENT_TRAILING,
|
|
GST_DWRITE_TEXT_ALIGNMENT_CENTER,
|
|
GST_DWRITE_TEXT_ALIGNMENT_JUSTIFIED,
|
|
};
|
|
|
|
enum
|
|
{
|
|
GST_DWRITE_PARAGRAPH_ALIGNMENT_NEAR,
|
|
GST_DWRITE_PARAGRAPH_ALIGNMENT_FAR,
|
|
GST_DWRITE_PARAGRAPH_ALIGNMENT_CENTER,
|
|
};
|
|
|
|
enum
|
|
{
|
|
GST_DWRITE_FONT_WEIGHT_THIN = 100,
|
|
GST_DWRITE_FONT_WEIGHT_EXTRA_LIGHT = 200,
|
|
GST_DWRITE_FONT_WEIGHT_ULTRA_LIGHT = 200,
|
|
GST_DWRITE_FONT_WEIGHT_LIGHT = 300,
|
|
GST_DWRITE_FONT_WEIGHT_SEMI_LIGHT = 350,
|
|
GST_DWRITE_FONT_WEIGHT_NORMAL = 400,
|
|
GST_DWRITE_FONT_WEIGHT_REGULAR = 400,
|
|
GST_DWRITE_FONT_WEIGHT_MEDIUM = 500,
|
|
GST_DWRITE_FONT_WEIGHT_DEMI_BOLD = 600,
|
|
GST_DWRITE_FONT_WEIGHT_SEMI_BOLD = 600,
|
|
GST_DWRITE_FONT_WEIGHT_BOLD = 700,
|
|
GST_DWRITE_FONT_WEIGHT_EXTRA_BOLD = 800,
|
|
GST_DWRITE_FONT_WEIGHT_ULTRA_BOLD = 800,
|
|
GST_DWRITE_FONT_WEIGHT_BLACK = 900,
|
|
GST_DWRITE_FONT_WEIGHT_HEAVY = 900,
|
|
GST_DWRITE_FONT_WEIGHT_EXTRA_BLACK = 950,
|
|
GST_DWRITE_FONT_WEIGHT_ULTRA_BLACK = 950
|
|
};
|
|
|
|
enum
|
|
{
|
|
GST_DWRITE_FONT_STYLE_NORMAL,
|
|
GST_DWRITE_FONT_STYLE_OBLIQUE,
|
|
GST_DWRITE_FONT_STYLE_ITALIC,
|
|
};
|
|
|
|
enum
|
|
{
|
|
GST_DWRITE_FONT_STRETCH_UNDEFINED = 0,
|
|
GST_DWRITE_FONT_STRETCH_ULTRA_CONDENSED = 1,
|
|
GST_DWRITE_FONT_STRETCH_EXTRA_CONDENSED = 2,
|
|
GST_DWRITE_FONT_STRETCH_CONDENSED = 3,
|
|
GST_DWRITE_FONT_STRETCH_SEMI_CONDENSED = 4,
|
|
GST_DWRITE_FONT_STRETCH_NORMAL = 5,
|
|
GST_DWRITE_FONT_STRETCH_MEDIUM = 5,
|
|
GST_DWRITE_FONT_STRETCH_SEMI_EXPANDED = 6,
|
|
GST_DWRITE_FONT_STRETCH_EXPANDED = 7,
|
|
GST_DWRITE_FONT_STRETCH_EXTRA_EXPANDED = 8,
|
|
GST_DWRITE_FONT_STRETCH_ULTRA_EXPANDED = 9
|
|
};
|
|
|
|
GType
|
|
gst_dwrite_text_alignment_get_type (void)
|
|
{
|
|
static GType text_align_type = 0;
|
|
static const GEnumValue text_align_types[] = {
|
|
{GST_DWRITE_TEXT_ALIGNMENT_LEADING, "DWRITE_TEXT_ALIGNMENT_LEADING",
|
|
"leading"},
|
|
{GST_DWRITE_TEXT_ALIGNMENT_TRAILING,
|
|
"DWRITE_TEXT_ALIGNMENT_TRAILING", "trailing"},
|
|
{GST_DWRITE_TEXT_ALIGNMENT_CENTER,
|
|
"DWRITE_TEXT_ALIGNMENT_CENTER", "center"},
|
|
{GST_DWRITE_TEXT_ALIGNMENT_JUSTIFIED,
|
|
"DWRITE_TEXT_ALIGNMENT_JUSTIFIED", "justified"},
|
|
{0, nullptr, nullptr},
|
|
};
|
|
|
|
GST_DWRITE_CALL_ONCE_BEGIN {
|
|
text_align_type = g_enum_register_static ("GstDWriteTextAlignment",
|
|
text_align_types);
|
|
} GST_DWRITE_CALL_ONCE_END;
|
|
|
|
return text_align_type;
|
|
}
|
|
|
|
GType
|
|
gst_dwrite_paragraph_alignment_get_type (void)
|
|
{
|
|
static GType paragraph_align_type = 0;
|
|
static const GEnumValue paragraph_align_types[] = {
|
|
{GST_DWRITE_PARAGRAPH_ALIGNMENT_NEAR, "DWRITE_PARAGRAPH_ALIGNMENT_NEAR",
|
|
"near"},
|
|
{GST_DWRITE_PARAGRAPH_ALIGNMENT_FAR,
|
|
"DWRITE_PARAGRAPH_ALIGNMENT_FAR", "far"},
|
|
{GST_DWRITE_PARAGRAPH_ALIGNMENT_CENTER,
|
|
"DWRITE_PARAGRAPH_ALIGNMENT_CENTER", "center"},
|
|
{0, nullptr, nullptr},
|
|
};
|
|
|
|
GST_DWRITE_CALL_ONCE_BEGIN {
|
|
paragraph_align_type =
|
|
g_enum_register_static ("GstDWriteParagraphAlignment",
|
|
paragraph_align_types);
|
|
} GST_DWRITE_CALL_ONCE_END;
|
|
|
|
return paragraph_align_type;
|
|
}
|
|
|
|
GType
|
|
gst_dwrite_font_weight_get_type (void)
|
|
{
|
|
static GType font_weight_type = 0;
|
|
static const GEnumValue font_weight_types[] = {
|
|
{GST_DWRITE_FONT_WEIGHT_THIN, "DWRITE_FONT_WEIGHT_THIN", "thin"},
|
|
{GST_DWRITE_FONT_WEIGHT_EXTRA_LIGHT, "DWRITE_FONT_WEIGHT_EXTRA_LIGHT",
|
|
"extra-light"},
|
|
{GST_DWRITE_FONT_WEIGHT_ULTRA_LIGHT,
|
|
"DWRITE_FONT_WEIGHT_ULTRA_LIGHT", "ultra-light"},
|
|
{GST_DWRITE_FONT_WEIGHT_LIGHT, "DWRITE_FONT_WEIGHT_LIGHT", "light"},
|
|
{GST_DWRITE_FONT_WEIGHT_SEMI_LIGHT, "DWRITE_FONT_WEIGHT_SEMI_LIGHT",
|
|
"semi-light"},
|
|
{GST_DWRITE_FONT_WEIGHT_NORMAL, "DWRITE_FONT_WEIGHT_NORMAL", "normal"},
|
|
{GST_DWRITE_FONT_WEIGHT_REGULAR, "DWRITE_FONT_WEIGHT_REGULAR",
|
|
"regular"},
|
|
{GST_DWRITE_FONT_WEIGHT_MEDIUM, "DWRITE_FONT_WEIGHT_MEDIUM", "medium"},
|
|
{GST_DWRITE_FONT_WEIGHT_DEMI_BOLD, "DWRITE_FONT_WEIGHT_DEMI_BOLD",
|
|
"demi-bold"},
|
|
{GST_DWRITE_FONT_WEIGHT_SEMI_BOLD, "DWRITE_FONT_WEIGHT_SEMI_BOLD",
|
|
"semi-bold"},
|
|
{GST_DWRITE_FONT_WEIGHT_BOLD, "DWRITE_FONT_WEIGHT_BOLD", "bold"},
|
|
{GST_DWRITE_FONT_WEIGHT_EXTRA_BOLD, "DWRITE_FONT_WEIGHT_EXTRA_BOLD",
|
|
"extra-bold"},
|
|
{GST_DWRITE_FONT_WEIGHT_ULTRA_BOLD, "DWRITE_FONT_WEIGHT_ULTRA_BOLD",
|
|
"ultra-bold"},
|
|
{GST_DWRITE_FONT_WEIGHT_BLACK, "DWRITE_FONT_WEIGHT_BLACK", "black"},
|
|
{GST_DWRITE_FONT_WEIGHT_HEAVY, "DWRITE_FONT_WEIGHT_HEAVY", "heavy"},
|
|
{GST_DWRITE_FONT_WEIGHT_EXTRA_BLACK, "DWRITE_FONT_WEIGHT_EXTRA_BLACK",
|
|
"extra-black"},
|
|
{GST_DWRITE_FONT_WEIGHT_ULTRA_BLACK, "DWRITE_FONT_WEIGHT_ULTRA_BLACK",
|
|
"ultra-black"},
|
|
{0, nullptr, nullptr},
|
|
};
|
|
|
|
GST_DWRITE_CALL_ONCE_BEGIN {
|
|
font_weight_type = g_enum_register_static ("GstDWriteFontWeight",
|
|
font_weight_types);
|
|
} GST_DWRITE_CALL_ONCE_END;
|
|
|
|
return font_weight_type;
|
|
}
|
|
|
|
GType
|
|
gst_dwrite_font_style_get_type (void)
|
|
{
|
|
static GType font_style_type = 0;
|
|
static const GEnumValue font_style_types[] = {
|
|
{GST_DWRITE_FONT_STYLE_NORMAL, "DWRITE_FONT_STYLE_NORMAL", "normal"},
|
|
{GST_DWRITE_FONT_STYLE_OBLIQUE, "DWRITE_FONT_STYLE_OBLIQUE", "oblique"},
|
|
{GST_DWRITE_FONT_STYLE_ITALIC, "DWRITE_FONT_STYLE_ITALIC", "italic"},
|
|
{0, nullptr, nullptr},
|
|
};
|
|
|
|
GST_DWRITE_CALL_ONCE_BEGIN {
|
|
font_style_type = g_enum_register_static ("GstDWriteFontStyle",
|
|
font_style_types);
|
|
} GST_DWRITE_CALL_ONCE_END;
|
|
|
|
return font_style_type;
|
|
}
|
|
|
|
GType
|
|
gst_dwrite_font_stretch_get_type (void)
|
|
{
|
|
static GType font_stretch_type = 0;
|
|
static const GEnumValue font_stretch_types[] = {
|
|
{GST_DWRITE_FONT_STRETCH_UNDEFINED, "DWRITE_FONT_STRETCH_UNDEFINED",
|
|
"undefined"},
|
|
{GST_DWRITE_FONT_STRETCH_ULTRA_CONDENSED,
|
|
"DWRITE_FONT_STRETCH_ULTRA_CONDENSED",
|
|
"ultra-condensed"},
|
|
{GST_DWRITE_FONT_STRETCH_EXTRA_CONDENSED,
|
|
"DWRITE_FONT_STRETCH_EXTRA_CONDENSED",
|
|
"extra-condensed"},
|
|
{GST_DWRITE_FONT_STRETCH_CONDENSED, "DWRITE_FONT_STRETCH_CONDENSED",
|
|
"condensed"},
|
|
{GST_DWRITE_FONT_STRETCH_SEMI_CONDENSED,
|
|
"DWRITE_FONT_STRETCH_SEMI_CONDENSED",
|
|
"semi-condensed"},
|
|
{GST_DWRITE_FONT_STRETCH_NORMAL, "DWRITE_FONT_STRETCH_NORMAL",
|
|
"normal"},
|
|
{GST_DWRITE_FONT_STRETCH_MEDIUM, "DWRITE_FONT_STRETCH_MEDIUM",
|
|
"medium"},
|
|
{GST_DWRITE_FONT_STRETCH_SEMI_EXPANDED,
|
|
"DWRITE_FONT_STRETCH_SEMI_EXPANDED",
|
|
"semi-expanded"},
|
|
{GST_DWRITE_FONT_STRETCH_EXPANDED, "DWRITE_FONT_STRETCH_EXPANDED",
|
|
"expanded"},
|
|
{GST_DWRITE_FONT_STRETCH_EXTRA_EXPANDED,
|
|
"DWRITE_FONT_STRETCH_EXTRA_EXPANDED",
|
|
"extra-expanded"},
|
|
{GST_DWRITE_FONT_STRETCH_ULTRA_EXPANDED,
|
|
"DWRITE_FONT_STRETCH_ULTRA_EXPANDED",
|
|
"ultra-expanded"},
|
|
{0, nullptr, nullptr},
|
|
};
|
|
|
|
GST_DWRITE_CALL_ONCE_BEGIN {
|
|
font_stretch_type = g_enum_register_static ("GstDWriteFontStretch",
|
|
font_stretch_types);
|
|
} GST_DWRITE_CALL_ONCE_END;
|
|
|
|
return font_stretch_type;
|
|
}
|