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[868/906] upload: fix compilation for GLES2

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Matthew Waters 2014-01-28 07:50:13 +11:00 committed by Tim-Philipp Müller
parent 5168d86d9e
commit 8d67249633
1 changed files with 11 additions and 11 deletions
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18
gst-libs/gst/gl/gstglupload.c
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@ -69,6 +69,15 @@ static gboolean _do_upload_draw_gles2 (GstGLContext * context,
"const vec3 gcoeff = vec3(1.164,-0.391,-0.813);\n" \
"const vec3 bcoeff = vec3(1.164, 2.018, 0.000);\n"
/** GRAY16 to RGB conversion
* data transfered as GL_LUMINANCE_ALPHA then convert back to GRAY16
* high byte weight as : 255*256/65535
* ([0~1] denormalize to [0~255],shift to high byte,normalize to [0~1])
* low byte weight as : 255/65535 (similar)
* */
#define COMPOSE_WEIGHT \
"const vec2 compose_weight = vec2(0.996109, 0.003891);\n"
#if GST_GL_HAVE_OPENGL
static const char *frag_AYUV_opengl = {
@ -143,15 +152,6 @@ static const char *frag_REORDER_opengl = {
"}"
};
/** GRAY16 to RGB conversion
* data transfered as GL_LUMINANCE_ALPHA then convert back to GRAY16
* high byte weight as : 255*256/65535
* ([0~1] denormalize to [0~255],shift to high byte,normalize to [0~1])
* low byte weight as : 255/65535 (similar)
* */
#define COMPOSE_WEIGHT \
"const vec2 compose_weight = vec2(0.996109, 0.003891);\n"
/* Compose LUMINANCE/ALPHA as 8bit-8bit value */
static const char *frag_COMPOSE_opengl = {
"uniform sampler2D tex;\n"