diff options
Diffstat (limited to 'libavcodec/bink.c')
| -rw-r--r-- | libavcodec/bink.c | 17 |
1 files changed, 11 insertions, 6 deletions
diff --git a/libavcodec/bink.c b/libavcodec/bink.c index 2bde59b..4ad2e6f 100644 --- a/libavcodec/bink.c +++ b/libavcodec/bink.c @@ -3,20 +3,20 @@ * Copyright (c) 2009 Konstantin Shishkov * Copyright (C) 2011 Peter Ross <pross@xvid.org> * - * This file is part of Libav. + * This file is part of FFmpeg. * - * Libav is free software; you can redistribute it and/or + * FFmpeg is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public * License as published by the Free Software Foundation; either * version 2.1 of the License, or (at your option) any later version. * - * Libav is distributed in the hope that it will be useful, + * FFmpeg is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public - * License along with Libav; if not, write to the Free Software + * License along with FFmpeg; if not, write to the Free Software * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA */ @@ -858,7 +858,7 @@ static int binkb_decode_plane(BinkContext *c, GetBitContext *gb, int plane_idx, memset(dctblock, 0, sizeof(*dctblock) * 64); dctblock[0] = binkb_get_value(c, BINKB_SRC_INTRA_DC); qp = binkb_get_value(c, BINKB_SRC_INTRA_Q); - read_dct_coeffs(gb, dctblock, bink_scan, binkb_intra_quant, qp); + read_dct_coeffs(gb, dctblock, bink_scan, (const int32_t (*)[64])binkb_intra_quant, qp); c->bdsp.idct_put(dst, stride, dctblock); break; case 3: @@ -891,7 +891,7 @@ static int binkb_decode_plane(BinkContext *c, GetBitContext *gb, int plane_idx, memset(dctblock, 0, sizeof(*dctblock) * 64); dctblock[0] = binkb_get_value(c, BINKB_SRC_INTER_DC); qp = binkb_get_value(c, BINKB_SRC_INTER_Q); - read_dct_coeffs(gb, dctblock, bink_scan, binkb_inter_quant, qp); + read_dct_coeffs(gb, dctblock, bink_scan, (const int32_t (*)[64])binkb_inter_quant, qp); c->bdsp.idct_add(dst, stride, dctblock); break; case 5: @@ -1128,6 +1128,11 @@ static int bink_decode_plane(BinkContext *c, GetBitContext *gb, int plane_idx, xoff = get_value(c, BINK_SRC_X_OFF); yoff = get_value(c, BINK_SRC_Y_OFF); ref = prev + xoff + yoff * stride; + if (ref < ref_start || ref > ref_end) { + av_log(c->avctx, AV_LOG_ERROR, "Copy out of bounds @%d, %d\n", + bx*8 + xoff, by*8 + yoff); + return -1; + } c->dsp.put_pixels_tab[1][0](dst, ref, stride, 8); memset(dctblock, 0, sizeof(*dctblock) * 64); dctblock[0] = get_value(c, BINK_SRC_INTER_DC); |
