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textrender: Use libgstvideo functions to create caps

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Also check if downstream wants ARGB always when we get
new caps.
This commit is contained in:
Sebastian Dröge 2009-05-07 16:59:32 +02:00
parent 4f5502a896
commit 204c327b23
2 changed files with 10 additions and 28 deletions
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33
ext/pango/gsttextrender.c
View file

@ -82,11 +82,7 @@ static GstStaticPadTemplate src_template_factory =
GST_STATIC_PAD_TEMPLATE ("src",
GST_PAD_SRC,
GST_PAD_ALWAYS,
GST_STATIC_CAPS ("video/x-raw-yuv, format = (fourcc) AYUV; "
"video/x-raw-rgb, "
"bpp = (int) 32, endianness = (int) 4321, red_mask = (int) 16711680, "
"green_mask = (int) 65280, blue_mask = (int) 255, "
" alpha_mask = (int) -16777216, depth = (int) 32")
GST_STATIC_CAPS (GST_VIDEO_CAPS_YUV ("AYUV") ";" GST_VIDEO_CAPS_ARGB)
);
static GstStaticPadTemplate sink_template_factory =
@ -293,7 +289,6 @@ gst_text_render_check_argb (GstTextRender * render)
}
}
gst_caps_unref (peer_caps);
render->check_ARGB = TRUE;
}
}
@ -445,27 +440,16 @@ gst_text_render_chain (GstPad * pad, GstBuffer * inbuf)
pango_layout_set_markup (render->layout, (gchar *) data, size);
gst_text_render_render_text (render);
if (G_UNLIKELY (!render->check_ARGB)) {
gst_text_render_check_argb (render);
}
gst_text_render_check_argb (render);
if (!render->use_ARGB) {
caps = gst_caps_new_simple ("video/x-raw-yuv", "format", GST_TYPE_FOURCC,
GST_MAKE_FOURCC ('A', 'Y', 'U', 'V'), "width", G_TYPE_INT,
render->width, "height", G_TYPE_INT, render->height,
"framerate", GST_TYPE_FRACTION, 1, 1, NULL);
caps =
gst_video_format_new_caps (GST_VIDEO_FORMAT_AYUV, render->width,
render->height, 1, 1, 1, 1);
} else {
caps = gst_caps_new_simple ("video/x-raw-rgb",
"width", G_TYPE_INT, render->width,
"height", G_TYPE_INT, render->height,
"framerate", GST_TYPE_FRACTION, 0, 1,
"bpp", G_TYPE_INT, 32,
"depth", G_TYPE_INT, 32,
"red_mask", G_TYPE_INT, 16711680,
"green_mask", G_TYPE_INT, 65280,
"blue_mask", G_TYPE_INT, 255,
"alpha_mask", G_TYPE_INT, -16777216,
"endianness", G_TYPE_INT, G_BIG_ENDIAN, NULL);
caps =
gst_video_format_new_caps (GST_VIDEO_FORMAT_ARGB, render->width,
render->height, 1, 1, 1, 1);
}
if (!gst_pad_set_caps (render->srcpad, caps)) {
@ -594,7 +578,6 @@ gst_text_render_init (GstTextRender * render, GstTextRenderClass * klass)
render->height = DEFAULT_RENDER_HEIGHT;
render->use_ARGB = FALSE;
render->check_ARGB = FALSE;
}
static void

5
ext/pango/gsttextrender.h
View file

@ -78,14 +78,13 @@ struct _GstTextRender {
FT_Bitmap bitmap;
gint bitmap_buffer_size;
gint baseline_y;
gboolean use_ARGB;
gboolean check_ARGB;
gboolean use_ARGB;
GstTextRenderVAlign valign;
GstTextRenderHAlign halign;
GstTextRenderLineAlign line_align;
gint xpad;
gint xpad;
gint ypad;
};