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vf_vapoursynth: error out early if the file sub-option is not set 

Instead of crashing by possibly passing a NULL pointer to VapourSynth.
This commit is contained in:
wm4 2014-04-13 12:29:40 +02:00
parent f3043a77a3
commit 8161f4374c
1 changed files with 4 additions and 0 deletions
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4
video/filter/vf_vapoursynth.c
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@ -443,6 +443,10 @@ static int vf_open(vf_instance_t *vf)
vf->control = control;
vf->uninit = uninit;
p->buffered = talloc_array(vf, struct mp_image *, p->cfg_maxbuffer);
if (!p->cfg_file || !p->cfg_file[0]) {
MP_FATAL(vf, "'file' parameter must be set.\n");
goto error;
}
if (!vsscript_init())
goto error;
p->vs_initialized = true;