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append extradata atoms when parsing, fix OLOCOONS_O3.mov

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Originally committed as revision 10688 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Baptiste Coudurier 2007-10-08 13:06:48 +00:00
parent 6cb1d36169
commit 68bc33fa9f
1 changed files with 12 additions and 9 deletions
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21
libavformat/mov.c
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@ -470,16 +470,19 @@ static int mov_read_enda(MOVContext *c, ByteIOContext *pb, MOV_atom_t atom)
static int mov_read_extradata(MOVContext *c, ByteIOContext *pb, MOV_atom_t atom)
{
AVStream *st = c->fc->streams[c->fc->nb_streams-1];
if((uint64_t)atom.size > (1<<30))
uint64_t size= (uint64_t)st->codec->extradata_size + atom.size + 8 + FF_INPUT_BUFFER_PADDING_SIZE;
uint8_t *buf;
if(size > INT_MAX || (uint64_t)atom.size > INT_MAX)
return -1;
av_free(st->codec->extradata);
st->codec->extradata_size = atom.size + 8;
st->codec->extradata = av_mallocz(st->codec->extradata_size + FF_INPUT_BUFFER_PADDING_SIZE);
if (st->codec->extradata) {
AV_WL32(st->codec->extradata + 4, atom.type);
get_buffer(pb, st->codec->extradata + 8, atom.size);
} else
url_fskip(pb, atom.size);
buf= av_realloc(st->codec->extradata, size);
if(!buf)
return -1;
st->codec->extradata= buf;
buf+= st->codec->extradata_size;
st->codec->extradata_size= size - FF_INPUT_BUFFER_PADDING_SIZE;
AV_WB32( buf , atom.size + 8);
AV_WL32( buf + 4, atom.type);
get_buffer(pb, buf + 8, atom.size);
return 0;
}