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pp: check that the argument is not NULL as this is not supported

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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Michael Niedermayer 2012-07-07 19:14:21 +02:00
parent bb62a8b690
commit 561a365dca
1 changed files with 5 additions and 0 deletions
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5
libpostproc/postprocess.c
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@ -728,6 +728,11 @@ pp_mode *pp_get_mode_by_name_and_quality(const char *name, int quality)
struct PPMode *ppMode; struct PPMode *ppMode;
char *filterToken; char *filterToken;
if (!name) {
av_log(NULL, AV_LOG_ERROR, "pp: Missing argument\n");
return NULL;
}
if (!strcmp(name, "help")) { if (!strcmp(name, "help")) {
const char *p; const char *p;
for (p = pp_help; strchr(p, '\n'); p = strchr(p, '\n') + 1) { for (p = pp_help; strchr(p, '\n'); p = strchr(p, '\n') + 1) {