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[553/906] GstGLFilterShader: update for GstGLMeta

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This commit is contained in:
Matthew Waters 2012-07-16 23:31:31 +10:00
parent 61e2266d16
commit 35983bcd88
1 changed files with 14 additions and 9 deletions
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23
gst/gl/gstglfiltershader.c
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@ -45,7 +45,6 @@
#endif
#include <gst/gst.h>
#include <gst/controller/gstcontroller.h>
#include "gstglfiltershader.h"
#include <gstglshadervariables.h>
@ -80,7 +79,7 @@ static void gst_gl_filtershader_load_shader (char *filename, char **storage);
static void gst_gl_filtershader_load_variables (char *filename, char **storage);
static gboolean gst_gl_filtershader_init_shader (GstGLFilter * filter);
static gboolean gst_gl_filtershader_filter (GstGLFilter * filter,
GstGLBuffer * inbuf, GstGLBuffer * outbuf);
GstBuffer * inbuf, GstBuffer * outbuf);
static void gst_gl_filtershader_hcallback (gint width, gint height,
guint texture, gpointer stuff);
@ -135,9 +134,6 @@ gst_gl_filtershader_class_init (GstGLFilterShaderClass * klass)
"OpenGL fragment shader filter", "Filter/Effect",
"Load GLSL fragment shader from file", "<luc.deschenaux@freesurf.ch>");
/* initialize library */
gst_controller_init (NULL, NULL);
GST_GL_FILTER_CLASS (klass)->filter = gst_gl_filtershader_filter;
GST_GL_FILTER_CLASS (klass)->display_init_cb =
gst_gl_filtershader_init_resources;
@ -322,17 +318,26 @@ gst_gl_filtershader_init_shader (GstGLFilter * filter)
}
static gboolean
gst_gl_filtershader_filter (GstGLFilter * filter, GstGLBuffer * inbuf,
GstGLBuffer * outbuf)
gst_gl_filtershader_filter (GstGLFilter * filter, GstBuffer * inbuf,
GstBuffer * outbuf)
{
GstGLFilterShader *filtershader = GST_GL_FILTERSHADER (filter);
GstGLMeta *in_meta, *out_meta;
in_meta = gst_buffer_get_gl_meta (inbuf);
out_meta = gst_buffer_get_gl_meta (outbuf);
if (!in_meta || !out_meta) {
GST_ERROR ("A buffer does not contain required GstGLMeta");
return FALSE;
}
if (!filtershader->compiled) {
gst_gl_filtershader_init_shader (filter);
}
gst_gl_filter_render_to_target (filter, inbuf->texture, ///
outbuf->texture, gst_gl_filtershader_hcallback, filtershader); ///
gst_gl_filter_render_to_target (filter, in_meta->memory->tex_id,
out_meta->memory->tex_id, gst_gl_filtershader_hcallback, filtershader);
return TRUE;
}