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glcolorconvert: add support for converting texture targets

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Solved with a simple shader templating mechanism and string replacements
of the necessary sampler types/texture accesses and texture coordinate
mangling for rectangular and external-oes textures.
This commit is contained in:
Matthew Waters 2015-10-29 13:04:31 +11:00 committed by Tim-Philipp Müller
parent 681cb5b16d
commit 6141d3fc7e
3 changed files with 573 additions and 355 deletions
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14
ext/gl/gstglcolorconvertelement.c
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@ -238,18 +238,8 @@ static GstCaps *
gst_gl_color_convert_element_fixate_caps (GstBaseTransform * gst_gl_color_convert_element_fixate_caps (GstBaseTransform *
bt, GstPadDirection direction, GstCaps * caps, GstCaps * othercaps) bt, GstPadDirection direction, GstCaps * caps, GstCaps * othercaps)
{ {
GstGLContext *context = GST_GL_BASE_FILTER (bt)->context;
GstCaps *ret; GstCaps *ret;
ret = return gst_gl_color_convert_fixate_caps (context, direction, caps, othercaps);
GST_BASE_TRANSFORM_CLASS
(gst_gl_color_convert_element_parent_class)->fixate_caps (bt, direction,
caps, othercaps);
if (direction == GST_PAD_SINK) {
if (gst_caps_is_subset (caps, ret)) {
gst_caps_replace (&ret, caps);
}
}
return ret;
} }

906
gst-libs/gst/gl/gstglcolorconvert.c
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File diff suppressed because it is too large Load diff

8
gst-libs/gst/gl/gstglcolorconvert.h
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@ -100,7 +100,7 @@ struct _GstGLColorConvertClass
"width = " GST_VIDEO_SIZE_RANGE ", " \ "width = " GST_VIDEO_SIZE_RANGE ", " \
"height = " GST_VIDEO_SIZE_RANGE ", " \ "height = " GST_VIDEO_SIZE_RANGE ", " \
"framerate = " GST_VIDEO_FPS_RANGE ", " \ "framerate = " GST_VIDEO_FPS_RANGE ", " \
"texture-target = (string) 2D " \ "texture-target = (string) { 2D, rectangle, oes } " \
" ; " \ " ; " \
"video/x-raw(" GST_CAPS_FEATURE_MEMORY_GL_MEMORY "," \ "video/x-raw(" GST_CAPS_FEATURE_MEMORY_GL_MEMORY "," \
GST_CAPS_FEATURE_META_GST_VIDEO_OVERLAY_COMPOSITION "), " \ GST_CAPS_FEATURE_META_GST_VIDEO_OVERLAY_COMPOSITION "), " \
@ -108,7 +108,7 @@ struct _GstGLColorConvertClass
"width = " GST_VIDEO_SIZE_RANGE ", " \ "width = " GST_VIDEO_SIZE_RANGE ", " \
"height = " GST_VIDEO_SIZE_RANGE ", " \ "height = " GST_VIDEO_SIZE_RANGE ", " \
"framerate = " GST_VIDEO_FPS_RANGE ", " \ "framerate = " GST_VIDEO_FPS_RANGE ", " \
"texture-target = (string) 2D" "texture-target = (string) { 2D, rectangle, oes }"
GstGLColorConvert * gst_gl_color_convert_new (GstGLContext * context); GstGLColorConvert * gst_gl_color_convert_new (GstGLContext * context);
@ -116,6 +116,10 @@ GstCaps * gst_gl_color_convert_transform_caps (GstGLContext * convert,
GstPadDirection direction, GstPadDirection direction,
GstCaps * caps, GstCaps * caps,
GstCaps * filter); GstCaps * filter);
GstCaps * gst_gl_color_convert_fixate_caps (GstGLContext * convert,
GstPadDirection direction,
GstCaps * caps,
GstCaps * other);
gboolean gst_gl_color_convert_set_caps (GstGLColorConvert * convert, gboolean gst_gl_color_convert_set_caps (GstGLColorConvert * convert,
GstCaps * in_caps, GstCaps * in_caps,
GstCaps * out_caps); GstCaps * out_caps);