--- /dev/null
+/*
+* Copyright (C) 2011 The Android Open Source Project
+*
+* Licensed under the Apache License, Version 2.0 (the "License");
+* you may not use this file except in compliance with the License.
+* You may obtain a copy of the License at
+*
+* http://www.apache.org/licenses/LICENSE-2.0
+*
+* Unless required by applicable law or agreed to in writing, software
+* distributed under the License is distributed on an "AS IS" BASIS,
+* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+* See the License for the specific language governing permissions and
+* limitations under the License.
+*/
+#ifndef GL2_ENCODER_UTILS_H
+#define GL2_ENCODER_UTILS_H
+
+namespace glesv2_enc {
+
+size_t pixelDataSize(void *self, GLsizei width, GLsizei height, GLenum format, GLenum type, int pack);
+size_t pixelDataSize3D(void *self, GLsizei width, GLsizei height, GLsizei depth, GLenum format, GLenum type, int pack);
+GLenum uniformType(void * self, GLuint program, GLint location);
+
+} // namespace glesv2_enc
+
+#endif