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author | wm4 <wm4@nowhere> | 2016-04-08 10:57:21 +0200 |
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committer | wm4 <wm4@nowhere> | 2016-04-08 10:57:21 +0200 |
commit | 6325bdf197283e6a6342d229208d58fd1c3e841c (patch) | |
tree | fc56db73f90bf6d4c5d6f0f66a9a1732ac45d808 | |
parent | 813372d6e9e260ab886c014801b98976dcffa32c (diff) | |
download | mpv-6325bdf197283e6a6342d229208d58fd1c3e841c.tar.bz2 mpv-6325bdf197283e6a6342d229208d58fd1c3e841c.tar.xz |
vo_opengl: log if glGetString(GL_VERSION) returns NULL
Typically happens with some implementations if no context is currrent,
or is otherwise broken. This is particularly relevant to the opengl_cb
API, because the API user will have no other indication what went wrong.
-rw-r--r-- | video/out/opengl/common.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/video/out/opengl/common.c b/video/out/opengl/common.c index f08fd4bfd9..46cbc2fc8c 100644 --- a/video/out/opengl/common.c +++ b/video/out/opengl/common.c @@ -369,8 +369,10 @@ void mpgl_load_functions2(GL *gl, void *(*get_fn)(void *ctx, const char *n), int major = 0, minor = 0; const char *version_string = gl->GetString(GL_VERSION); - if (!version_string) + if (!version_string) { + mp_fatal(log, "glGetString(GL_VERSION) returned NULL.\n"); goto error; + } mp_verbose(log, "GL_VERSION='%s'\n", version_string); if (strncmp(version_string, "OpenGL ES ", 10) == 0) { version_string += 10; |