[FFmpeg-cvslog] avcodec/dnxhddec: use init_get_bits8()

[Paul B Mahol]

ffmpeg | branch: master | Paul B Mahol <onemda at gmail.com> | Mon Dec  3 19:44:49 2018 +0100| [5487560acfc48b783392e30e04347131f7d46a4f] | committer: Paul B Mahol

avcodec/dnxhddec: use init_get_bits8()

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=5487560acfc48b783392e30e04347131f7d46a4f
---

 libavcodec/dnxhddec.c | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/libavcodec/dnxhddec.c b/libavcodec/dnxhddec.c
index ae8b0ffafa..abda5c656d 100644
--- a/libavcodec/dnxhddec.c
+++ b/libavcodec/dnxhddec.c
@@ -589,12 +589,16 @@ static int dnxhd_decode_row(AVCodecContext *avctx, void *data,
     const DNXHDContext *ctx = avctx->priv_data;
     uint32_t offset = ctx->mb_scan_index[rownb];
     RowContext *row = ctx->rows + threadnb;
-    int x;
+    int x, ret;
 
     row->last_dc[0] =
     row->last_dc[1] =
     row->last_dc[2] = 1 << (ctx->bit_depth + 2); // for levels +2^(bitdepth-1)
-    init_get_bits(&row->gb, ctx->buf + offset, (ctx->buf_size - offset) << 3);
+    ret = init_get_bits8(&row->gb, ctx->buf + offset, ctx->buf_size - offset);
+    if (ret < 0) {
+        row->errors++;
+        return ret;
+    }
     for (x = 0; x < ctx->mb_width; x++) {
         //START_TIMER;
         int ret = dnxhd_decode_macroblock(ctx, row, data, x, rownb);