/* FF_GL_RED_COMPONENT is used for plannar pixel types.
* Only red component is sampled in shaders.
- * On some platforms GL_RED is not availabe and GL_LUMINANCE have to be used,
+ * On some platforms GL_RED is not available and GL_LUMINANCE have to be used,
* but since OpenGL 3.0 GL_LUMINANCE is deprecated.
* GL_RED produces RGBA = value, 0, 0, 1.
* GL_LUMINANCE produces RGBA = value, value, value, 1.
static av_cold int opengl_read_limits(OpenGLContext *opengl)
{
static const struct{
- const char *extention;
+ const char *extension;
int major;
int minor;
} required_extensions[] = {
av_log(opengl, AV_LOG_DEBUG, "OpenGL version: %s\n", version);
sscanf(version, "%d.%d", &major, &minor);
- for (i = 0; required_extensions[i].extention; i++) {
+ for (i = 0; required_extensions[i].extension; i++) {
if (major < required_extensions[i].major &&
(major == required_extensions[i].major && minor < required_extensions[i].minor) &&
- !strstr(extensions, required_extensions[i].extention)) {
+ !strstr(extensions, required_extensions[i].extension)) {
av_log(opengl, AV_LOG_ERROR, "Required extension %s is not supported.\n",
- required_extensions[i].extention);
+ required_extensions[i].extension);
av_log(opengl, AV_LOG_DEBUG, "Supported extensions are: %s\n", extensions);
return AVERROR(ENOSYS);
}