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glviewconvert: Fix GLES2 compatibility

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This commit is contained in:
Nicolas Dufresne 2015-06-18 18:09:55 -04:00 committed by Tim-Philipp Müller
parent 7605b39eea
commit 2c1d4f4074
1 changed files with 6 additions and 1 deletions
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7
gst-libs/gst/gl/gstglviewconvert.c
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@ -1254,6 +1254,8 @@ _init_view_convert_fbo (GstGLViewConvert * viewconvert)
GstGLFuncs *gl;
guint out_width, out_height;
GLuint fake_texture = 0; /* a FBO must hava texture to init */
GLenum internal_format;
gl = viewconvert->context->gl_vtable;
out_width = GST_VIDEO_INFO_WIDTH (&viewconvert->out_info);
out_height = GST_VIDEO_INFO_HEIGHT (&viewconvert->out_info);
@ -1285,7 +1287,10 @@ _init_view_convert_fbo (GstGLViewConvert * viewconvert)
/* a fake texture is attached to the convert FBO (cannot init without it) */
gl->GenTextures (1, &fake_texture);
gl->BindTexture (GL_TEXTURE_2D, fake_texture);
gl->TexImage2D (GL_TEXTURE_2D, 0, GL_RGBA8, out_width, out_height,
internal_format =
gst_gl_sized_gl_format_from_gl_format_type (viewconvert->context, GL_RGBA,
GL_UNSIGNED_BYTE);
gl->TexImage2D (GL_TEXTURE_2D, 0, internal_format, out_width, out_height,
0, GL_RGBA, GL_UNSIGNED_BYTE, NULL);
gl->TexParameteri (GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
gl->TexParameteri (GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR);