add state64 field to ParseContext storing last 8 bytes, to be able to check for longer startcodes

Originally committed as revision 15671 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Baptiste Coudurier 2008-10-23 17:12:41 +00:00
parent aeb87a49a7
commit 98a8ce4964
2 changed files with 2 additions and 0 deletions

View File

@ -274,6 +274,7 @@ int ff_combine_frame(ParseContext *pc, int next, const uint8_t **buf, int *buf_s
/* store overread bytes */
for(;next < 0; next++){
pc->state = (pc->state<<8) | pc->buffer[pc->last_index + next];
pc->state64 = (pc->state64<<8) | pc->buffer[pc->last_index + next];
pc->overread++;
}

View File

@ -34,6 +34,7 @@ typedef struct ParseContext{
int frame_start_found;
int overread; ///< the number of bytes which where irreversibly read from the next frame
int overread_index; ///< the index into ParseContext.buffer of the overread bytes
uint64_t state64; ///< contains the last 8 bytes in MSB order
} ParseContext;
struct MpegEncContext;