Hi, On Tue, Oct 4, 2011 at 8:03 PM, Janne Grunau <[email protected]> wrote: > On Tue, Oct 04, 2011 at 01:48:35PM +0000, Ronald S. Bultje wrote: >> From 0e5dbaf40f975ab1ad4c199c007e908037d3e356 Mon Sep 17 00:00:00 2001 >> From: Ronald S. Bultje <[email protected]> >> Date: Mon, 3 Oct 2011 08:38:03 -0700 >> Subject: [PATCH 1/2] mpegvideo: set correct offset for edge emulation buffer. >> >> Using the old code, half of it was unused and the other half was too >> small for e.g. >8bpp interlaced data, causing random buffer overruns. >> --- >> libavcodec/mpegvideo.c | 6 ++---- >> libavcodec/mpegvideo.h | 1 - >> 2 files changed, 2 insertions(+), 5 deletions(-) >> >> diff --git a/libavcodec/mpegvideo.h b/libavcodec/mpegvideo.h >> index 923d46c..78d4d4e 100644 >> --- a/libavcodec/mpegvideo.h >> +++ b/libavcodec/mpegvideo.h >> @@ -319,7 +319,6 @@ typedef struct MpegEncContext { >> uint8_t *mbintra_table; ///< used to avoid setting {ac, dc, >> cbp}-pred stuff to zero on inter MB decoding >> uint8_t *cbp_table; ///< used to store cbp, ac_pred for >> partitioned decoding >> uint8_t *pred_dir_table; ///< used to store pred_dir for >> partitioned decoding >> - uint8_t *allocated_edge_emu_buffer; >> uint8_t *edge_emu_buffer; ///< points into the middle of >> allocated_edge_emu_buffer > > please remove the wrong comment too
Attached. Ronald
0001-mpegvideo-set-correct-offset-for-edge-emulation-buff.patch
Description: Binary data
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