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Fix buffer overrun.

This commit is contained in:
Brandon Wright 2019-02-09 11:40:42 -06:00
parent ac03facaa9
commit 8c9c3eb6a4
1 changed files with 5 additions and 4 deletions
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9
apu/resampler.h
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@ -95,12 +95,12 @@ struct Resampler
return true; return true;
} }
inline void push(int16_t l, int16_t r) inline void push_sample(int16_t l, int16_t r)
{ {
if (space_empty() >= 2) if (space_empty() >= 2)
{ {
int end = start + size; int end = start + size;
if (end > buffer_size) if (end >= buffer_size)
end -= buffer_size; end -= buffer_size;
buffer[end] = l; buffer[end] = l;
buffer[end + 1] = r; buffer[end + 1] = r;
@ -199,9 +199,10 @@ struct Resampler
return (int)trunc(((size >> 1) - r_frac) / r_step) * 2; return (int)trunc(((size >> 1) - r_frac) / r_step) * 2;
} }
inline void resize(int num_samples) void resize(int num_samples)
{ {
delete[] buffer; if (buffer)
delete[] buffer;
buffer_size = num_samples; buffer_size = num_samples;
buffer = new int16_t[buffer_size]; buffer = new int16_t[buffer_size];
clear(); clear();