diff options
| -rw-r--r-- | libavcodec/cbs_jpeg.c | 10 |
1 files changed, 7 insertions, 3 deletions
diff --git a/libavcodec/cbs_jpeg.c b/libavcodec/cbs_jpeg.c index b52e5c5823..6bbce5f89b 100644 --- a/libavcodec/cbs_jpeg.c +++ b/libavcodec/cbs_jpeg.c @@ -327,7 +327,7 @@ static int cbs_jpeg_write_scan(CodedBitstreamContext *ctx, PutBitContext *pbc) { JPEGRawScan *scan = unit->content; - int i, err; + int err; err = cbs_jpeg_write_scan_header(ctx, pbc, &scan->header); if (err < 0) @@ -337,8 +337,12 @@ static int cbs_jpeg_write_scan(CodedBitstreamContext *ctx, if (scan->data_size * 8 > put_bits_left(pbc)) return AVERROR(ENOSPC); - for (i = 0; i < scan->data_size; i++) - put_bits(pbc, 8, scan->data[i]); + av_assert0(put_bits_count(pbc) % 8 == 0); + + flush_put_bits(pbc); + + memcpy(put_bits_ptr(pbc), scan->data, scan->data_size); + skip_put_bytes(pbc, scan->data_size); } return 0; |