/** apply HDCD decoding parameters to a series of samples */
static int hdcd_envelope(int32_t *samples, int count, int stride, int gain, int target_gain, int extend)
{
- int i;
+ static const int max_asample = sizeof(peaktab) / sizeof(peaktab[0]) - 1;
int32_t *samples_end = samples + stride * count;
+ int i;
+
+ av_assert0(PEAK_EXT_LEVEL + max_asample == 0x8000);
if (extend) {
for (i = 0; i < count; i++) {
int32_t sample = samples[i * stride];
int32_t asample = abs(sample) - PEAK_EXT_LEVEL;
if (asample >= 0) {
- av_assert0(asample < sizeof(peaktab));
+ av_assert0(asample <= max_asample);
sample = sample >= 0 ? peaktab[asample] : -peaktab[asample];
} else
sample <<= 15;