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Open3DGC: Add assertions to silence static analyzer warnings

pull/1498/head
Turo Lamminen 2017-11-15 12:12:06 +02:00
parent 58d5d04e82
commit be1d346c28
1 changed files with 2 additions and 0 deletions
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2
contrib/Open3DGC/o3dgcArithmeticCodec.cpp
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@ -820,6 +820,7 @@ namespace o3dgc
for (unsigned n = 0; n < data_symbols; n++) for (unsigned n = 0; n < data_symbols; n++)
total_count += (symbol_count[n] = (symbol_count[n] + 1) >> 1); total_count += (symbol_count[n] = (symbol_count[n] + 1) >> 1);
} }
assert(total_count > 0);
// compute cumulative distribution, decoder table // compute cumulative distribution, decoder table
unsigned k, sum = 0, s = 0; unsigned k, sum = 0, s = 0;
unsigned scale = 0x80000000U / total_count; unsigned scale = 0x80000000U / total_count;
@ -830,6 +831,7 @@ namespace o3dgc
sum += symbol_count[k]; sum += symbol_count[k];
} }
else { else {
assert(decoder_table);
for (k = 0; k < data_symbols; k++) { for (k = 0; k < data_symbols; k++) {
distribution[k] = (scale * sum) >> (31 - DM__LengthShift); distribution[k] = (scale * sum) >> (31 - DM__LengthShift);
sum += symbol_count[k]; sum += symbol_count[k];