static uint64_t find_any_startcode(ByteIOContext *bc, int64_t pos){ uint64_t state=0; if(pos >= 0) url_fseek(bc, pos, SEEK_SET); //note, this may fail if the stream isnt seekable, but that shouldnt matter, as in this case we simply start where we are currently while(bytes_left(bc)){ state= (state<<8) | get_byte(bc); if((state>>56) != 'N') continue; switch(state){ case MAIN_STARTCODE: case STREAM_STARTCODE: case KEYFRAME_STARTCODE: case INFO_STARTCODE: case INDEX_STARTCODE: return state; } } return 0; }
static uint64_t find_any_startcode(ByteIOContext *bc, int64_t pos){ uint64_t state=0; if(pos >= 0) url_fseek(bc, pos, SEEK_SET);  