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| author | Peter Ross <pross@xvid.org> | 2023-11-12 11:02:47 +1100 |
|---|---|---|
| committer | Peter Ross <pross@xvid.org> | 2024-02-20 16:40:35 +1100 |
| commit | db975ff00d2111de8052abfd65bd250a737bec6d (patch) | |
| tree | 14dc5d0b07cd61c94f0e1e13497d640abaf67e19 /libavcodec/leaddec.c | |
| parent | 80131321c48362e743a84aafd845871330bc4023 (diff) | |
| download | ffmpeg-db975ff00d2111de8052abfd65bd250a737bec6d.tar.gz | |
avcodec/lead: support unaligned blocks
Fixed ticket #10656.
Diffstat (limited to 'libavcodec/leaddec.c')
| -rw-r--r-- | libavcodec/leaddec.c | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/libavcodec/leaddec.c b/libavcodec/leaddec.c index 489fe501b6..07b226941f 100644 --- a/libavcodec/leaddec.c +++ b/libavcodec/leaddec.c @@ -195,8 +195,8 @@ static int lead_decode_frame(AVCodecContext *avctx, AVFrame * frame, init_get_bits8(&gb, s->bitstream_buf, size); if (avctx->pix_fmt == AV_PIX_FMT_YUV420P) { - for (int mb_y = 0; mb_y < avctx->height / 16; mb_y++) - for (int mb_x = 0; mb_x < avctx->width / 16; mb_x++) + for (int mb_y = 0; mb_y < (avctx->height + 15) / 16; mb_y++) + for (int mb_x = 0; mb_x < (avctx->width + 15) / 16; mb_x++) for (int b = 0; b < (yuv20p_half ? 4 : 6); b++) { int luma_block = yuv20p_half ? 2 : 4; const VLCElem * dc_vlc = b < luma_block ? luma_dc_vlc : chroma_dc_vlc; @@ -228,8 +228,8 @@ static int lead_decode_frame(AVCodecContext *avctx, AVFrame * frame, } } else { for (int f = 0; f < fields; f++) - for (int j = 0; j < avctx->height / fields / 8; j++) - for (int i = 0; i < avctx->width / 8; i++) + for (int j = 0; j < (avctx->height + 7) / fields / 8; j++) + for (int i = 0; i < (avctx->width + 7) / 8; i++) for (int plane = 0; plane < 3; plane++) { const VLCElem * dc_vlc = !plane ? luma_dc_vlc : chroma_dc_vlc; int dc_bits = !plane ? LUMA_DC_BITS : CHROMA_DC_BITS; |