Quoting Paul B Mahol (2020-08-31 23:37:07)
> Signed-off-by: Paul B Mahol <one...@gmail.com>
> ---
> libavcodec/qpeg.c | 7 +++++--
> 1 file changed, 5 insertions(+), 2 deletions(-)
>
> diff --git a/libavcodec/qpeg.c b/libavcodec/qpeg.c
> index 40931e3bdc..8bc710acfd 100644
> --- a/libavcodec/qpeg.c
> +++ b/libavcodec/qpeg.c
> @@ -101,8 +101,11 @@ static void qpeg_decode_intra(QpegContext *qctx, uint8_t
> *dst,
> } else {
> if (bytestream2_get_bytes_left(&qctx->buffer) < copy)
> copy = bytestream2_get_bytes_left(&qctx->buffer);
> - for(i = 0; i < copy; i++) {
> - dst[filled++] = bytestream2_get_byte(&qctx->buffer);
> + while (copy > 0) {
> + int step = FFMIN(copy, width - filled);
> + bytestream2_get_bufferu(&qctx->buffer, dst + filled, step);
> + filled += step;
> + copy -= step;
> if (filled >= width) {
> filled = 0;
> dst -= stride;
> --
> 2.17.1
Looks ok.
--
Anton Khirnov
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