diff options
| -rw-r--r-- | src/libFLAC/bitwriter.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/src/libFLAC/bitwriter.c b/src/libFLAC/bitwriter.c index bfe79b02..6e86585b 100644 --- a/src/libFLAC/bitwriter.c +++ b/src/libFLAC/bitwriter.c @@ -410,6 +410,10 @@ inline FLAC__bool FLAC__bitwriter_write_byte_block(FLAC__BitWriter *bw, const FL { uint32_t i; + /* grow capacity upfront to prevent constant reallocation during writes */ + if(bw->capacity <= bw->words + nvals / (FLAC__BITS_PER_WORD / 8) + 1 && !bitwriter_grow_(bw, nvals * 8)) + return false; + /* this could be faster but currently we don't need it to be since it's only used for writing metadata */ for(i = 0; i < nvals; i++) { if(!FLAC__bitwriter_write_raw_uint32_nocheck(bw, (FLAC__uint32)(vals[i]), 8)) |