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lavfi/ebur128: check histogram allocations.

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This commit is contained in:
Clément Bœsch 2013-03-15 02:58:29 +01:00
parent db670e5366
commit 1edbeb3532
1 changed files with 4 additions and 0 deletions
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4
libavfilter/f_ebur128.c
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@ -373,6 +373,8 @@ static struct hist_entry *get_histogram(void)
int i;
struct hist_entry *h = av_calloc(HIST_SIZE, sizeof(*h));
if (!h)
return NULL;
for (i = 0; i < HIST_SIZE; i++) {
h[i].loudness = i / (double)HIST_GRAIN + ABS_THRES;
h[i].energy = ENERGY(h[i].loudness);
@ -406,6 +408,8 @@ static av_cold int init(AVFilterContext *ctx, const char *args)
ebur128->i400.histogram = get_histogram();
ebur128->i3000.histogram = get_histogram();
if (!ebur128->i400.histogram || !ebur128->i3000.histogram)
return AVERROR(ENOMEM);
ebur128->integrated_loudness = ABS_THRES;
ebur128->loudness_range = 0;