X-Git-Url: https://git.libre-soc.org/?a=blobdiff_plain;f=src%2Fmesa%2Fmain%2Freadpix.h;h=481ad9d9c3752ff1ca27921eeeb9d522bad1e84b;hb=78a391ed8311fc5215347f8775bf0aa29568b78d;hp=f8940361fb4de8df2745f7664125bb1ef8d9315b;hpb=7974e23be9ff7586e5250cff321b6ec7749ecc44;p=mesa.git

diff --git a/src/mesa/main/readpix.h b/src/mesa/main/readpix.h
index f8940361fb4..481ad9d9c37 100644
--- a/src/mesa/main/readpix.h
+++ b/src/mesa/main/readpix.h
@@ -38,7 +38,12 @@ _mesa_readpixels_needs_slow_path(const struct gl_context *ctx, GLenum format,
                                  GLenum type, GLboolean uses_blit);
 
 extern GLboolean
-_mesa_need_rgb_to_luminance_conversion(mesa_format texFormat, GLenum format);
+_mesa_need_rgb_to_luminance_conversion(GLenum srcBaseFormat,
+                                       GLenum dstBaseFormat);
+
+extern GLboolean
+_mesa_need_luminance_to_rgb_conversion(GLenum srcBaseFormat,
+                                       GLenum dstBaseFormat);
 
 extern GLbitfield
 _mesa_get_readpixels_transfer_ops(const struct gl_context *ctx,