Merge commit '564b7e0c0095768cd20001b28154d69462be54e7'

* commit '564b7e0c0095768cd20001b28154d69462be54e7':
  matroskadec: silently skip CodecState element.
  smacker: fix off-by-one error in palette expanding code

Conflicts:
	libavformat/smacker.c

Merged-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Michael Niedermayer 2013-05-28 08:04:02 +02:00
commit 91db8ff203
3 changed files with 3 additions and 1 deletions

View File

@ -195,6 +195,7 @@
#define MATROSKA_ID_BLOCK 0xA1
#define MATROSKA_ID_BLOCKDURATION 0x9B
#define MATROSKA_ID_BLOCKREFERENCE 0xFB
#define MATROSKA_ID_CODECSTATE 0xA4
/* IDs in the attachments master */
#define MATROSKA_ID_ATTACHEDFILE 0x61A7

View File

@ -564,6 +564,7 @@ static EbmlSyntax matroska_blockgroup[] = {
{ MATROSKA_ID_SIMPLEBLOCK, EBML_BIN, 0, offsetof(MatroskaBlock,bin) },
{ MATROSKA_ID_BLOCKDURATION, EBML_UINT, 0, offsetof(MatroskaBlock,duration) },
{ MATROSKA_ID_BLOCKREFERENCE, EBML_UINT, 0, offsetof(MatroskaBlock,reference) },
{ MATROSKA_ID_CODECSTATE, EBML_NONE },
{ 1, EBML_UINT, 0, offsetof(MatroskaBlock,non_simple), {.u=1} },
{ 0 }
};

View File

@ -276,7 +276,7 @@ static int smacker_read_packet(AVFormatContext *s, AVPacket *pkt)
} else if(t & 0x40){ /* copy with offset */
off = avio_r8(s->pb);
j = (t & 0x3F) + 1;
if (off + j - 1 > 0xff) {
if (off + j > 0x100) {
av_log(s, AV_LOG_ERROR,
"Invalid palette update, offset=%d length=%d extends beyond palette size\n",
off, j);